1 /* $NetBSD: mail_params.h,v 1.15 2017/02/15 16:42:16 christos Exp $ */ 2 3 #ifndef _MAIL_PARAMS_H_INCLUDED_ 4 #define _MAIL_PARAMS_H_INCLUDED_ 5 6 /*++ 7 /* NAME 8 /* mail_params 3h 9 /* SUMMARY 10 /* globally configurable parameters 11 /* SYNOPSIS 12 /* #include <mail_params.h> 13 /* DESCRIPTION 14 /* .nf 15 16 /* 17 * This is to make it easier to auto-generate tables. 18 */ 19 typedef int bool; 20 21 /* 22 * Name used when this mail system announces itself. 23 */ 24 #define VAR_MAIL_NAME "mail_name" 25 #define DEF_MAIL_NAME "Postfix" 26 extern char *var_mail_name; 27 28 /* 29 * You want to be helped or not. 30 */ 31 #define VAR_HELPFUL_WARNINGS "helpful_warnings" 32 #define DEF_HELPFUL_WARNINGS 1 33 extern bool var_helpful_warnings; 34 35 /* 36 * You want to be helped or not. 37 */ 38 #define VAR_SHOW_UNK_RCPT_TABLE "show_user_unknown_table_name" 39 #define DEF_SHOW_UNK_RCPT_TABLE 1 40 extern bool var_show_unk_rcpt_table; 41 42 /* 43 * Compatibility level and migration support. Update postconf(5), 44 * COMPATIBILITY_README, and conf/main.cf when updating the current 45 * compatibility level. 46 */ 47 #define VAR_COMPAT_LEVEL "compatibility_level" 48 #define DEF_COMPAT_LEVEL 0 49 #define CUR_COMPAT_LEVEL 2 50 extern int var_compat_level; 51 52 extern int warn_compat_break_app_dot_mydomain; 53 extern int warn_compat_break_smtputf8_enable; 54 extern int warn_compat_break_chroot; 55 56 extern int warn_compat_break_relay_domains; 57 extern int warn_compat_break_flush_domains; 58 extern int warn_compat_break_mynetworks_style; 59 60 /* 61 * What problem classes should be reported to the postmaster via email. 62 * Default is bad problems only. See mail_error(3). Even when mail notices 63 * are disabled, problems are still logged to the syslog daemon. 64 * 65 * Do not add "protocol" to the default setting. It gives Postfix a bad 66 * reputation: people get mail whenever spam software makes a mistake. 67 */ 68 #define VAR_NOTIFY_CLASSES "notify_classes" 69 #define DEF_NOTIFY_CLASSES "resource, software" /* Not: "protocol" */ 70 extern char *var_notify_classes; 71 72 /* 73 * What do I turn <> into? Sendmail defaults to mailer-daemon. 74 */ 75 #define VAR_EMPTY_ADDR "empty_address_recipient" 76 #define DEF_EMPTY_ADDR MAIL_ADDR_MAIL_DAEMON 77 extern char *var_empty_addr; 78 79 /* 80 * Privileges used by the mail system: the owner of files and commands, and 81 * the rights to be used when running external commands. 82 */ 83 #define VAR_MAIL_OWNER "mail_owner" 84 #define DEF_MAIL_OWNER "postfix" 85 extern char *var_mail_owner; 86 extern uid_t var_owner_uid; 87 extern gid_t var_owner_gid; 88 89 #define VAR_SGID_GROUP "setgid_group" 90 #define DEF_SGID_GROUP "maildrop" 91 extern char *var_sgid_group; 92 extern gid_t var_sgid_gid; 93 94 #define VAR_DEFAULT_PRIVS "default_privs" 95 #define DEF_DEFAULT_PRIVS "nobody" 96 extern char *var_default_privs; 97 extern uid_t var_default_uid; 98 extern gid_t var_default_gid; 99 100 /* 101 * Access control for local privileged operations: 102 */ 103 #define STATIC_ANYONE_ACL "static:anyone" 104 105 #define VAR_FLUSH_ACL "authorized_flush_users" 106 #define DEF_FLUSH_ACL STATIC_ANYONE_ACL 107 extern char *var_flush_acl; 108 109 #define VAR_SHOWQ_ACL "authorized_mailq_users" 110 #define DEF_SHOWQ_ACL STATIC_ANYONE_ACL 111 extern char *var_showq_acl; 112 113 #define VAR_SUBMIT_ACL "authorized_submit_users" 114 #define DEF_SUBMIT_ACL STATIC_ANYONE_ACL 115 extern char *var_submit_acl; 116 117 /* 118 * What goes on the right-hand side of addresses of mail sent from this 119 * machine. 120 */ 121 #define VAR_MYORIGIN "myorigin" 122 #define DEF_MYORIGIN "$myhostname" 123 extern char *var_myorigin; 124 125 /* 126 * What domains I will receive mail for. Not to be confused with transit 127 * mail to other destinations. 128 */ 129 #define VAR_MYDEST "mydestination" 130 #define DEF_MYDEST "$myhostname, localhost.$mydomain, localhost" 131 extern char *var_mydest; 132 133 /* 134 * These are by default taken from the name service. 135 */ 136 #define VAR_MYHOSTNAME "myhostname" /* my hostname (fqdn) */ 137 extern char *var_myhostname; 138 139 #define VAR_MYDOMAIN "mydomain" /* my domain name */ 140 #define DEF_MYDOMAIN "localdomain" 141 extern char *var_mydomain; 142 143 /* 144 * The default local delivery transport. 145 */ 146 #define VAR_LOCAL_TRANSPORT "local_transport" 147 #define DEF_LOCAL_TRANSPORT MAIL_SERVICE_LOCAL ":$myhostname" 148 extern char *var_local_transport; 149 150 /* 151 * Where to send postmaster copies of bounced mail, and other notices. 152 */ 153 #define VAR_BOUNCE_RCPT "bounce_notice_recipient" 154 #define DEF_BOUNCE_RCPT "postmaster" 155 extern char *var_bounce_rcpt; 156 157 #define VAR_2BOUNCE_RCPT "2bounce_notice_recipient" 158 #define DEF_2BOUNCE_RCPT "postmaster" 159 extern char *var_2bounce_rcpt; 160 161 #define VAR_DELAY_RCPT "delay_notice_recipient" 162 #define DEF_DELAY_RCPT "postmaster" 163 extern char *var_delay_rcpt; 164 165 #define VAR_ERROR_RCPT "error_notice_recipient" 166 #define DEF_ERROR_RCPT "postmaster" 167 extern char *var_error_rcpt; 168 169 /* 170 * Virtual host support. Default is to listen on all machine interfaces. 171 */ 172 #define VAR_INET_INTERFACES "inet_interfaces" /* listen addresses */ 173 #define INET_INTERFACES_ALL "all" 174 #define INET_INTERFACES_LOCAL "loopback-only" 175 #define DEF_INET_INTERFACES INET_INTERFACES_ALL 176 extern char *var_inet_interfaces; 177 178 #define VAR_PROXY_INTERFACES "proxy_interfaces" /* proxies, NATs */ 179 #define DEF_PROXY_INTERFACES "" 180 extern char *var_proxy_interfaces; 181 182 /* 183 * Masquerading (i.e. subdomain stripping). 184 */ 185 #define VAR_MASQ_DOMAINS "masquerade_domains" 186 #define DEF_MASQ_DOMAINS "" 187 extern char *var_masq_domains; 188 189 #define VAR_MASQ_EXCEPTIONS "masquerade_exceptions" 190 #define DEF_MASQ_EXCEPTIONS "" 191 extern char *var_masq_exceptions; 192 193 #define MASQ_CLASS_ENV_FROM "envelope_sender" 194 #define MASQ_CLASS_ENV_RCPT "envelope_recipient" 195 #define MASQ_CLASS_HDR_FROM "header_sender" 196 #define MASQ_CLASS_HDR_RCPT "header_recipient" 197 198 #define VAR_MASQ_CLASSES "masquerade_classes" 199 #define DEF_MASQ_CLASSES MASQ_CLASS_ENV_FROM ", " \ 200 MASQ_CLASS_HDR_FROM ", " \ 201 MASQ_CLASS_HDR_RCPT 202 extern char *var_masq_classes; 203 204 /* 205 * Intranet versus internet. 206 */ 207 #define VAR_RELAYHOST "relayhost" 208 #define DEF_RELAYHOST "" 209 extern char *var_relayhost; 210 211 #define VAR_SND_RELAY_MAPS "sender_dependent_relayhost_maps" 212 #define DEF_SND_RELAY_MAPS "" 213 extern char *var_snd_relay_maps; 214 215 #define VAR_NULL_RELAY_MAPS_KEY "empty_address_relayhost_maps_lookup_key" 216 #define DEF_NULL_RELAY_MAPS_KEY "<>" 217 extern char *var_null_relay_maps_key; 218 219 #define VAR_SMTP_FALLBACK "smtp_fallback_relay" 220 #define DEF_SMTP_FALLBACK "$fallback_relay" 221 #define VAR_LMTP_FALLBACK "lmtp_fallback_relay" 222 #define DEF_LMTP_FALLBACK "" 223 #define DEF_FALLBACK_RELAY "" 224 extern char *var_fallback_relay; 225 226 #define VAR_DISABLE_DNS "disable_dns_lookups" 227 #define DEF_DISABLE_DNS 0 228 extern bool var_disable_dns; 229 230 #define SMTP_DNS_SUPPORT_DISABLED "disabled" 231 #define SMTP_DNS_SUPPORT_ENABLED "enabled" 232 #define SMTP_DNS_SUPPORT_DNSSEC "dnssec" 233 234 #define VAR_SMTP_DNS_SUPPORT "smtp_dns_support_level" 235 #define DEF_SMTP_DNS_SUPPORT "" 236 #define VAR_LMTP_DNS_SUPPORT "lmtp_dns_support_level" 237 #define DEF_LMTP_DNS_SUPPORT "" 238 extern char *var_smtp_dns_support; 239 240 #define SMTP_HOST_LOOKUP_DNS "dns" 241 #define SMTP_HOST_LOOKUP_NATIVE "native" 242 243 #define VAR_SMTP_HOST_LOOKUP "smtp_host_lookup" 244 #define DEF_SMTP_HOST_LOOKUP SMTP_HOST_LOOKUP_DNS 245 #define VAR_LMTP_HOST_LOOKUP "lmtp_host_lookup" 246 #define DEF_LMTP_HOST_LOOKUP SMTP_HOST_LOOKUP_DNS 247 extern char *var_smtp_host_lookup; 248 249 #define SMTP_DNS_RES_OPT_DEFNAMES "res_defnames" 250 #define SMTP_DNS_RES_OPT_DNSRCH "res_dnsrch" 251 252 #define VAR_SMTP_DNS_RES_OPT "smtp_dns_resolver_options" 253 #define DEF_SMTP_DNS_RES_OPT "" 254 #define VAR_LMTP_DNS_RES_OPT "lmtp_dns_resolver_options" 255 #define DEF_LMTP_DNS_RES_OPT "" 256 extern char *var_smtp_dns_res_opt; 257 258 #define VAR_SMTP_MXADDR_LIMIT "smtp_mx_address_limit" 259 #define DEF_SMTP_MXADDR_LIMIT 5 260 #define VAR_LMTP_MXADDR_LIMIT "lmtp_mx_address_limit" 261 #define DEF_LMTP_MXADDR_LIMIT 5 262 extern int var_smtp_mxaddr_limit; 263 264 #define VAR_SMTP_MXSESS_LIMIT "smtp_mx_session_limit" 265 #define DEF_SMTP_MXSESS_LIMIT 2 266 #define VAR_LMTP_MXSESS_LIMIT "lmtp_mx_session_limit" 267 #define DEF_LMTP_MXSESS_LIMIT 2 268 extern int var_smtp_mxsess_limit; 269 270 /* 271 * Location of the mail queue directory tree. 272 */ 273 #define VAR_QUEUE_DIR "queue_directory" 274 #ifndef DEF_QUEUE_DIR 275 #define DEF_QUEUE_DIR "/var/spool/postfix" 276 #endif 277 extern char *var_queue_dir; 278 279 /* 280 * Location of command and daemon programs. 281 */ 282 #define VAR_DAEMON_DIR "daemon_directory" 283 #ifndef DEF_DAEMON_DIR 284 #define DEF_DAEMON_DIR "/usr/libexec/postfix" 285 #endif 286 extern char *var_daemon_dir; 287 288 #define VAR_COMMAND_DIR "command_directory" 289 #ifndef DEF_COMMAND_DIR 290 #define DEF_COMMAND_DIR "/usr/sbin" 291 #endif 292 extern char *var_command_dir; 293 294 /* 295 * Location of PID files. 296 */ 297 #define VAR_PID_DIR "process_id_directory" 298 #ifndef DEF_PID_DIR 299 #define DEF_PID_DIR "pid" 300 #endif 301 extern char *var_pid_dir; 302 303 /* 304 * Location of writable data files. 305 */ 306 #define VAR_DATA_DIR "data_directory" 307 #ifndef DEF_DATA_DIR 308 #define DEF_DATA_DIR "/var/db/postfix" 309 #endif 310 extern char *var_data_dir; 311 312 /* 313 * Program startup time. 314 */ 315 extern time_t var_starttime; 316 317 /* 318 * Location of configuration files. 319 */ 320 #define VAR_CONFIG_DIR "config_directory" 321 #ifndef DEF_CONFIG_DIR 322 #define DEF_CONFIG_DIR "/etc/postfix" 323 #endif 324 extern char *var_config_dir; 325 326 #define VAR_CONFIG_DIRS "alternate_config_directories" 327 #define DEF_CONFIG_DIRS "" 328 extern char *var_config_dirs; 329 330 #define MAIN_CONF_FILE "main.cf" 331 #define MASTER_CONF_FILE "master.cf" 332 333 /* 334 * Preferred type of indexed files. The DEF_DB_TYPE macro value is system 335 * dependent. It is defined in <sys_defs.h>. 336 */ 337 #define VAR_DB_TYPE "default_database_type" 338 extern char *var_db_type; 339 340 /* 341 * What syslog facility to use. Unfortunately, something may have to be 342 * logged before parameters are read from the main.cf file. This logging 343 * will go the LOG_FACILITY facility specified below. 344 */ 345 #define VAR_SYSLOG_FACILITY "syslog_facility" 346 extern char *var_syslog_facility; 347 348 #ifndef DEF_SYSLOG_FACILITY 349 #define DEF_SYSLOG_FACILITY "mail" 350 #endif 351 352 #ifndef LOG_FACILITY 353 #define LOG_FACILITY LOG_MAIL 354 #endif 355 356 /* 357 * Big brother: who receives a blank-carbon copy of all mail that enters 358 * this mail system. 359 */ 360 #define VAR_ALWAYS_BCC "always_bcc" 361 #define DEF_ALWAYS_BCC "" 362 extern char *var_always_bcc; 363 364 /* 365 * What to put in the To: header when no recipients were disclosed. 366 * 367 * XXX 2822: When no recipient headers remain, a system should insert a Bcc: 368 * header without additional information. That is not so great given that 369 * MTAs routinely strip Bcc: headers from message headers. 370 */ 371 #define VAR_RCPT_WITHELD "undisclosed_recipients_header" 372 #define DEF_RCPT_WITHELD "" 373 extern char *var_rcpt_witheld; 374 375 /* 376 * Add missing headers. Postfix 2.6 no longer adds headers to remote mail by 377 * default. 378 */ 379 #define VAR_ALWAYS_ADD_HDRS "always_add_missing_headers" 380 #define DEF_ALWAYS_ADD_HDRS 0 381 extern bool var_always_add_hdrs; 382 383 /* 384 * Dropping message headers. 385 */ 386 #define VAR_DROP_HDRS "message_drop_headers" 387 #define DEF_DROP_HDRS "bcc, content-length, resent-bcc, return-path" 388 extern char *var_drop_hdrs; 389 390 /* 391 * Standards violation: allow/permit RFC 822-style addresses in SMTP 392 * commands. 393 */ 394 #define VAR_STRICT_RFC821_ENV "strict_rfc821_envelopes" 395 #define DEF_STRICT_RFC821_ENV 0 396 extern bool var_strict_rfc821_env; 397 398 /* 399 * Standards violation: send "250 AUTH=list" in order to accomodate clients 400 * that implement an old version of the protocol. 401 */ 402 #define VAR_BROKEN_AUTH_CLNTS "broken_sasl_auth_clients" 403 #define DEF_BROKEN_AUTH_CLNTS 0 404 extern bool var_broken_auth_clients; 405 406 /* 407 * Standards violation: disable VRFY. 408 */ 409 #define VAR_DISABLE_VRFY_CMD "disable_vrfy_command" 410 #define DEF_DISABLE_VRFY_CMD 0 411 extern bool var_disable_vrfy_cmd; 412 413 /* 414 * trivial rewrite/resolve service: mapping tables. 415 */ 416 #define VAR_VIRT_ALIAS_MAPS "virtual_alias_maps" 417 #define DEF_VIRT_ALIAS_MAPS "$virtual_maps" /* Compatibility! */ 418 extern char *var_virt_alias_maps; 419 420 #define VAR_VIRT_ALIAS_DOMS "virtual_alias_domains" 421 #define DEF_VIRT_ALIAS_DOMS "$virtual_alias_maps" 422 extern char *var_virt_alias_doms; 423 424 #define VAR_VIRT_ALIAS_CODE "unknown_virtual_alias_reject_code" 425 #define DEF_VIRT_ALIAS_CODE 550 426 extern int var_virt_alias_code; 427 428 #define VAR_CANONICAL_MAPS "canonical_maps" 429 #define DEF_CANONICAL_MAPS "" 430 extern char *var_canonical_maps; 431 432 #define VAR_SEND_CANON_MAPS "sender_canonical_maps" 433 #define DEF_SEND_CANON_MAPS "" 434 extern char *var_send_canon_maps; 435 436 #define VAR_RCPT_CANON_MAPS "recipient_canonical_maps" 437 #define DEF_RCPT_CANON_MAPS "" 438 extern char *var_rcpt_canon_maps; 439 440 #define CANON_CLASS_ENV_FROM "envelope_sender" 441 #define CANON_CLASS_ENV_RCPT "envelope_recipient" 442 #define CANON_CLASS_HDR_FROM "header_sender" 443 #define CANON_CLASS_HDR_RCPT "header_recipient" 444 445 #define VAR_CANON_CLASSES "canonical_classes" 446 #define DEF_CANON_CLASSES CANON_CLASS_ENV_FROM ", " \ 447 CANON_CLASS_ENV_RCPT ", " \ 448 CANON_CLASS_HDR_FROM ", " \ 449 CANON_CLASS_HDR_RCPT 450 extern char *var_canon_classes; 451 452 #define VAR_SEND_CANON_CLASSES "sender_canonical_classes" 453 #define DEF_SEND_CANON_CLASSES CANON_CLASS_ENV_FROM ", " \ 454 CANON_CLASS_HDR_FROM 455 extern char *var_send_canon_classes; 456 457 #define VAR_RCPT_CANON_CLASSES "recipient_canonical_classes" 458 #define DEF_RCPT_CANON_CLASSES CANON_CLASS_ENV_RCPT ", " \ 459 CANON_CLASS_HDR_RCPT 460 extern char *var_rcpt_canon_classes; 461 462 #define VAR_SEND_BCC_MAPS "sender_bcc_maps" 463 #define DEF_SEND_BCC_MAPS "" 464 extern char *var_send_bcc_maps; 465 466 #define VAR_RCPT_BCC_MAPS "recipient_bcc_maps" 467 #define DEF_RCPT_BCC_MAPS "" 468 extern char *var_rcpt_bcc_maps; 469 470 #define VAR_TRANSPORT_MAPS "transport_maps" 471 #define DEF_TRANSPORT_MAPS "" 472 extern char *var_transport_maps; 473 474 #define VAR_DEF_TRANSPORT "default_transport" 475 #define DEF_DEF_TRANSPORT MAIL_SERVICE_SMTP 476 extern char *var_def_transport; 477 478 #define VAR_SND_DEF_XPORT_MAPS "sender_dependent_" VAR_DEF_TRANSPORT "_maps" 479 #define DEF_SND_DEF_XPORT_MAPS "" 480 extern char *var_snd_def_xport_maps; 481 482 #define VAR_NULL_DEF_XPORT_MAPS_KEY "empty_address_" VAR_DEF_TRANSPORT "_maps_lookup_key" 483 #define DEF_NULL_DEF_XPORT_MAPS_KEY "<>" 484 extern char *var_null_def_xport_maps_key; 485 486 /* 487 * trivial rewrite/resolve service: rewriting controls. 488 */ 489 #define VAR_SWAP_BANGPATH "swap_bangpath" 490 #define DEF_SWAP_BANGPATH 1 491 extern bool var_swap_bangpath; 492 493 #define VAR_APP_AT_MYORIGIN "append_at_myorigin" 494 #define DEF_APP_AT_MYORIGIN 1 495 extern bool var_append_at_myorigin; 496 497 #define VAR_APP_DOT_MYDOMAIN "append_dot_mydomain" 498 #define DEF_APP_DOT_MYDOMAIN "${{$compatibility_level} < {1} ? " \ 499 "{yes} : {no}}" 500 extern bool var_append_dot_mydomain; 501 502 #define VAR_PERCENT_HACK "allow_percent_hack" 503 #define DEF_PERCENT_HACK 1 504 extern bool var_percent_hack; 505 506 /* 507 * Local delivery: alias databases. 508 */ 509 #define VAR_ALIAS_MAPS "alias_maps" 510 #ifdef HAS_NIS 511 #define DEF_ALIAS_MAPS ALIAS_DB_MAP ", nis:mail.aliases" 512 #else 513 #define DEF_ALIAS_MAPS ALIAS_DB_MAP 514 #endif 515 extern char *var_alias_maps; 516 517 /* 518 * Local delivery: to BIFF or not to BIFF. 519 */ 520 #define VAR_BIFF "biff" 521 #define DEF_BIFF 1 522 extern bool var_biff; 523 524 /* 525 * Local delivery: mail to files/commands. 526 */ 527 #define VAR_ALLOW_COMMANDS "allow_mail_to_commands" 528 #define DEF_ALLOW_COMMANDS "alias, forward" 529 extern char *var_allow_commands; 530 531 #define VAR_COMMAND_MAXTIME "command_time_limit" 532 #define _MAXTIME "_time_limit" 533 #define DEF_COMMAND_MAXTIME "1000s" 534 extern int var_command_maxtime; 535 536 #define VAR_ALLOW_FILES "allow_mail_to_files" 537 #define DEF_ALLOW_FILES "alias, forward" 538 extern char *var_allow_files; 539 540 #define VAR_LOCAL_CMD_SHELL "local_command_shell" 541 #define DEF_LOCAL_CMD_SHELL "" 542 extern char *var_local_cmd_shell; 543 544 #define VAR_ALIAS_DB_MAP "alias_database" 545 #define DEF_ALIAS_DB_MAP ALIAS_DB_MAP /* sys_defs.h */ 546 extern char *var_alias_db_map; 547 548 #define VAR_LUSER_RELAY "luser_relay" 549 #define DEF_LUSER_RELAY "" 550 extern char *var_luser_relay; 551 552 /* 553 * Local delivery: mailbox delivery. 554 */ 555 #define VAR_MAIL_SPOOL_DIR "mail_spool_directory" 556 #ifndef DEF_MAIL_SPOOL_DIR 557 #define DEF_MAIL_SPOOL_DIR _PATH_MAILDIR 558 #endif 559 extern char *var_mail_spool_dir; 560 561 #define VAR_HOME_MAILBOX "home_mailbox" 562 #define DEF_HOME_MAILBOX "" 563 extern char *var_home_mailbox; 564 565 #define VAR_MAILBOX_COMMAND "mailbox_command" 566 #define DEF_MAILBOX_COMMAND "" 567 extern char *var_mailbox_command; 568 569 #define VAR_MAILBOX_CMD_MAPS "mailbox_command_maps" 570 #define DEF_MAILBOX_CMD_MAPS "" 571 extern char *var_mailbox_cmd_maps; 572 573 #define VAR_MAILBOX_TRANSP "mailbox_transport" 574 #define DEF_MAILBOX_TRANSP "" 575 extern char *var_mailbox_transport; 576 577 #define VAR_MBOX_TRANSP_MAPS "mailbox_transport_maps" 578 #define DEF_MBOX_TRANSP_MAPS "" 579 extern char *var_mbox_transp_maps; 580 581 #define VAR_FALLBACK_TRANSP "fallback_transport" 582 #define DEF_FALLBACK_TRANSP "" 583 extern char *var_fallback_transport; 584 585 #define VAR_FBCK_TRANSP_MAPS "fallback_transport_maps" 586 #define DEF_FBCK_TRANSP_MAPS "" 587 extern char *var_fbck_transp_maps; 588 589 /* 590 * Local delivery: path to per-user forwarding file. 591 */ 592 #define VAR_FORWARD_PATH "forward_path" 593 #define DEF_FORWARD_PATH "$home/.forward${recipient_delimiter}${extension}, $home/.forward" 594 extern char *var_forward_path; 595 596 /* 597 * Local delivery: external command execution directory. 598 */ 599 #define VAR_EXEC_DIRECTORY "command_execution_directory" 600 #define DEF_EXEC_DIRECTORY "" 601 extern char *var_exec_directory; 602 603 #define VAR_EXEC_EXP_FILTER "execution_directory_expansion_filter" 604 #define DEF_EXEC_EXP_FILTER "1234567890!@%-_=+:,./\ 605 abcdefghijklmnopqrstuvwxyz\ 606 ABCDEFGHIJKLMNOPQRSTUVWXYZ" 607 extern char *var_exec_exp_filter; 608 609 /* 610 * Mailbox locking. DEF_MAILBOX_LOCK is defined in sys_defs.h. 611 */ 612 #define VAR_MAILBOX_LOCK "mailbox_delivery_lock" 613 extern char *var_mailbox_lock; 614 615 /* 616 * Mailbox size limit. This used to be enforced as a side effect of the way 617 * the message size limit is implemented, but that is not clean. 618 */ 619 #define VAR_MAILBOX_LIMIT "mailbox_size_limit" 620 #define DEF_MAILBOX_LIMIT (DEF_MESSAGE_LIMIT * 5) 621 extern long var_mailbox_limit; 622 623 /* 624 * Miscellaneous. 625 */ 626 #define VAR_PROP_EXTENSION "propagate_unmatched_extensions" 627 #define DEF_PROP_EXTENSION "canonical, virtual" 628 extern char *var_prop_extension; 629 630 #define VAR_RCPT_DELIM "recipient_delimiter" 631 #define DEF_RCPT_DELIM "" 632 extern char *var_rcpt_delim; 633 634 #define VAR_CMD_EXP_FILTER "command_expansion_filter" 635 #define DEF_CMD_EXP_FILTER "1234567890!@%-_=+:,./\ 636 abcdefghijklmnopqrstuvwxyz\ 637 ABCDEFGHIJKLMNOPQRSTUVWXYZ" 638 extern char *var_cmd_exp_filter; 639 640 #define VAR_FWD_EXP_FILTER "forward_expansion_filter" 641 #define DEF_FWD_EXP_FILTER "1234567890!@%-_=+:,./\ 642 abcdefghijklmnopqrstuvwxyz\ 643 ABCDEFGHIJKLMNOPQRSTUVWXYZ" 644 extern char *var_fwd_exp_filter; 645 646 #define VAR_DELIVER_HDR "prepend_delivered_header" 647 #define DEF_DELIVER_HDR "command, file, forward" 648 extern char *var_deliver_hdr; 649 650 /* 651 * Cleanup: enable support for X-Original-To message headers, which are 652 * needed for multi-recipient mailboxes. When this is turned on, perform 653 * duplicate elimination on (original rcpt, rewritten rcpt) pairs, and 654 * generating non-empty original recipient records in the queue file. 655 */ 656 #define VAR_ENABLE_ORCPT "enable_original_recipient" 657 #define DEF_ENABLE_ORCPT 1 658 extern bool var_enable_orcpt; 659 660 #define VAR_EXP_OWN_ALIAS "expand_owner_alias" 661 #define DEF_EXP_OWN_ALIAS 0 662 extern bool var_exp_own_alias; 663 664 #define VAR_STAT_HOME_DIR "require_home_directory" 665 #define DEF_STAT_HOME_DIR 0 666 extern bool var_stat_home_dir; 667 668 /* 669 * Cleanup server: maximal size of the duplicate expansion filter. By 670 * default, we do graceful degradation with huge mailing lists. 671 */ 672 #define VAR_DUP_FILTER_LIMIT "duplicate_filter_limit" 673 #define DEF_DUP_FILTER_LIMIT 1000 674 extern int var_dup_filter_limit; 675 676 /* 677 * Transport Layer Security (TLS) protocol support. 678 */ 679 #define VAR_TLS_MGR_SERVICE "tlsmgr_service_name" 680 #define DEF_TLS_MGR_SERVICE "tlsmgr" 681 extern char *var_tls_mgr_service; 682 683 #define VAR_TLS_APPEND_DEF_CA "tls_append_default_CA" 684 #define DEF_TLS_APPEND_DEF_CA 0 /* Postfix < 2.8 BC break */ 685 extern bool var_tls_append_def_CA; 686 687 #define VAR_TLS_RAND_EXCH_NAME "tls_random_exchange_name" 688 #define DEF_TLS_RAND_EXCH_NAME "${data_directory}/prng_exch" 689 extern char *var_tls_rand_exch_name; 690 691 #define VAR_TLS_RAND_SOURCE "tls_random_source" 692 #ifdef PREFERRED_RAND_SOURCE 693 #define DEF_TLS_RAND_SOURCE PREFERRED_RAND_SOURCE 694 #else 695 #define DEF_TLS_RAND_SOURCE "" 696 #endif 697 extern char *var_tls_rand_source; 698 699 #define VAR_TLS_RAND_BYTES "tls_random_bytes" 700 #define DEF_TLS_RAND_BYTES 32 701 extern int var_tls_rand_bytes; 702 703 #define VAR_TLS_DAEMON_RAND_BYTES "tls_daemon_random_bytes" 704 #define DEF_TLS_DAEMON_RAND_BYTES 32 705 extern int var_tls_daemon_rand_bytes; 706 707 #define VAR_TLS_RESEED_PERIOD "tls_random_reseed_period" 708 #define DEF_TLS_RESEED_PERIOD "3600s" 709 extern int var_tls_reseed_period; 710 711 #define VAR_TLS_PRNG_UPD_PERIOD "tls_random_prng_update_period" 712 #define DEF_TLS_PRNG_UPD_PERIOD "3600s" 713 extern int var_tls_prng_upd_period; 714 715 /* 716 * Queue manager: relocated databases. 717 */ 718 #define VAR_RELOCATED_MAPS "relocated_maps" 719 #define DEF_RELOCATED_MAPS "" 720 extern char *var_relocated_maps; 721 722 /* 723 * Queue manager: after each failed attempt the backoff time (how long we 724 * won't try this host in seconds) is doubled until it reaches the maximum. 725 * MAX_QUEUE_TIME limits the amount of time a message may spend in the mail 726 * queue before it is sent back. 727 */ 728 #define VAR_QUEUE_RUN_DELAY "queue_run_delay" 729 #define DEF_QUEUE_RUN_DELAY "300s" 730 731 #define VAR_MIN_BACKOFF_TIME "minimal_backoff_time" 732 #define DEF_MIN_BACKOFF_TIME DEF_QUEUE_RUN_DELAY 733 extern int var_min_backoff_time; 734 735 #define VAR_MAX_BACKOFF_TIME "maximal_backoff_time" 736 #define DEF_MAX_BACKOFF_TIME "4000s" 737 extern int var_max_backoff_time; 738 739 #define VAR_MAX_QUEUE_TIME "maximal_queue_lifetime" 740 #define DEF_MAX_QUEUE_TIME "5d" 741 extern int var_max_queue_time; 742 743 /* 744 * XXX The default can't be $maximal_queue_lifetime, because that panics 745 * when a non-default maximal_queue_lifetime setting contains no time unit. 746 */ 747 #define VAR_DSN_QUEUE_TIME "bounce_queue_lifetime" 748 #define DEF_DSN_QUEUE_TIME "5d" 749 extern int var_dsn_queue_time; 750 751 #define VAR_DELAY_WARN_TIME "delay_warning_time" 752 #define DEF_DELAY_WARN_TIME "0h" 753 extern int var_delay_warn_time; 754 755 #define VAR_DSN_DELAY_CLEARED "confirm_delay_cleared" 756 #define DEF_DSN_DELAY_CLEARED 0 757 extern int var_dsn_delay_cleared; 758 759 /* 760 * Queue manager: various in-core message and recipient limits. 761 */ 762 #define VAR_QMGR_ACT_LIMIT "qmgr_message_active_limit" 763 #define DEF_QMGR_ACT_LIMIT 20000 764 extern int var_qmgr_active_limit; 765 766 #define VAR_QMGR_RCPT_LIMIT "qmgr_message_recipient_limit" 767 #define DEF_QMGR_RCPT_LIMIT 20000 768 extern int var_qmgr_rcpt_limit; 769 770 #define VAR_QMGR_MSG_RCPT_LIMIT "qmgr_message_recipient_minimum" 771 #define DEF_QMGR_MSG_RCPT_LIMIT 10 772 extern int var_qmgr_msg_rcpt_limit; 773 774 #define VAR_XPORT_RCPT_LIMIT "default_recipient_limit" 775 #define _XPORT_RCPT_LIMIT "_recipient_limit" 776 #define DEF_XPORT_RCPT_LIMIT 20000 777 extern int var_xport_rcpt_limit; 778 779 #define VAR_STACK_RCPT_LIMIT "default_extra_recipient_limit" 780 #define _STACK_RCPT_LIMIT "_extra_recipient_limit" 781 #define DEF_STACK_RCPT_LIMIT 1000 782 extern int var_stack_rcpt_limit; 783 784 #define VAR_XPORT_REFILL_LIMIT "default_recipient_refill_limit" 785 #define _XPORT_REFILL_LIMIT "_recipient_refill_limit" 786 #define DEF_XPORT_REFILL_LIMIT 100 787 extern int var_xport_refill_limit; 788 789 #define VAR_XPORT_REFILL_DELAY "default_recipient_refill_delay" 790 #define _XPORT_REFILL_DELAY "_recipient_refill_delay" 791 #define DEF_XPORT_REFILL_DELAY "5s" 792 extern int var_xport_refill_delay; 793 794 /* 795 * Queue manager: default job scheduler parameters. 796 */ 797 #define VAR_DELIVERY_SLOT_COST "default_delivery_slot_cost" 798 #define _DELIVERY_SLOT_COST "_delivery_slot_cost" 799 #define DEF_DELIVERY_SLOT_COST 5 800 extern int var_delivery_slot_cost; 801 802 #define VAR_DELIVERY_SLOT_LOAN "default_delivery_slot_loan" 803 #define _DELIVERY_SLOT_LOAN "_delivery_slot_loan" 804 #define DEF_DELIVERY_SLOT_LOAN 3 805 extern int var_delivery_slot_loan; 806 807 #define VAR_DELIVERY_SLOT_DISCOUNT "default_delivery_slot_discount" 808 #define _DELIVERY_SLOT_DISCOUNT "_delivery_slot_discount" 809 #define DEF_DELIVERY_SLOT_DISCOUNT 50 810 extern int var_delivery_slot_discount; 811 812 #define VAR_MIN_DELIVERY_SLOTS "default_minimum_delivery_slots" 813 #define _MIN_DELIVERY_SLOTS "_minimum_delivery_slots" 814 #define DEF_MIN_DELIVERY_SLOTS 3 815 extern int var_min_delivery_slots; 816 817 #define VAR_QMGR_FUDGE "qmgr_fudge_factor" 818 #define DEF_QMGR_FUDGE 100 819 extern int var_qmgr_fudge; 820 821 /* 822 * Queue manager: default destination concurrency levels. 823 */ 824 #define VAR_INIT_DEST_CON "initial_destination_concurrency" 825 #define _INIT_DEST_CON "_initial_destination_concurrency" 826 #define DEF_INIT_DEST_CON 5 827 extern int var_init_dest_concurrency; 828 829 #define VAR_DEST_CON_LIMIT "default_destination_concurrency_limit" 830 #define _DEST_CON_LIMIT "_destination_concurrency_limit" 831 #define DEF_DEST_CON_LIMIT 20 832 extern int var_dest_con_limit; 833 834 #define VAR_LOCAL_CON_LIMIT "local" _DEST_CON_LIMIT 835 #define DEF_LOCAL_CON_LIMIT 2 836 extern int var_local_con_lim; 837 838 /* 839 * Queue manager: default number of recipients per transaction. 840 */ 841 #define VAR_DEST_RCPT_LIMIT "default_destination_recipient_limit" 842 #define _DEST_RCPT_LIMIT "_destination_recipient_limit" 843 #define DEF_DEST_RCPT_LIMIT 50 844 extern int var_dest_rcpt_limit; 845 846 #define VAR_LOCAL_RCPT_LIMIT "local" _DEST_RCPT_LIMIT /* XXX */ 847 #define DEF_LOCAL_RCPT_LIMIT 1 /* XXX */ 848 extern int var_local_rcpt_lim; 849 850 /* 851 * Queue manager: default delay before retrying a dead transport. 852 */ 853 #define VAR_XPORT_RETRY_TIME "transport_retry_time" 854 #define DEF_XPORT_RETRY_TIME "60s" 855 extern int var_transport_retry_time; 856 857 /* 858 * Queue manager: what transports to defer delivery to. 859 */ 860 #define VAR_DEFER_XPORTS "defer_transports" 861 #define DEF_DEFER_XPORTS "" 862 extern char *var_defer_xports; 863 864 /* 865 * Queue manager: how often to warn that a destination is clogging the 866 * active queue. 867 */ 868 #define VAR_QMGR_CLOG_WARN_TIME "qmgr_clog_warn_time" 869 #define DEF_QMGR_CLOG_WARN_TIME "300s" 870 extern int var_qmgr_clog_warn_time; 871 872 /* 873 * Master: default process count limit per mail subsystem. 874 */ 875 #define VAR_PROC_LIMIT "default_process_limit" 876 #define DEF_PROC_LIMIT 100 877 extern int var_proc_limit; 878 879 /* 880 * Master: default time to wait after service is throttled. 881 */ 882 #define VAR_THROTTLE_TIME "service_throttle_time" 883 #define DEF_THROTTLE_TIME "60s" 884 extern int var_throttle_time; 885 886 /* 887 * Master: what master.cf services are turned off. 888 */ 889 #define VAR_MASTER_DISABLE "master_service_disable" 890 #define DEF_MASTER_DISABLE "" 891 extern char *var_master_disable; 892 893 /* 894 * Any subsystem: default maximum number of clients serviced before a mail 895 * subsystem terminates (except queue manager). 896 */ 897 #define VAR_MAX_USE "max_use" 898 #define DEF_MAX_USE 100 899 extern int var_use_limit; 900 901 /* 902 * Any subsystem: default amount of time a mail subsystem waits for a client 903 * connection (except queue manager). 904 */ 905 #define VAR_MAX_IDLE "max_idle" 906 #define DEF_MAX_IDLE "100s" 907 extern int var_idle_limit; 908 909 /* 910 * Any subsystem: default amount of time a mail subsystem waits for 911 * application events to drain. 912 */ 913 #define VAR_EVENT_DRAIN "application_event_drain_time" 914 #define DEF_EVENT_DRAIN "100s" 915 extern int var_event_drain; 916 917 /* 918 * Any subsystem: default amount of time a mail subsystem keeps an internal 919 * IPC connection before closing it because it is idle for too much time. 920 */ 921 #define VAR_IPC_IDLE "ipc_idle" 922 #define DEF_IPC_IDLE "5s" 923 extern int var_ipc_idle_limit; 924 925 /* 926 * Any subsystem: default amount of time a mail subsystem keeps an internal 927 * IPC connection before closing it because the connection has existed for 928 * too much time. 929 */ 930 #define VAR_IPC_TTL "ipc_ttl" 931 #define DEF_IPC_TTL "1000s" 932 extern int var_ipc_ttl_limit; 933 934 /* 935 * Any front-end subsystem: avoid running out of memory when someone sends 936 * infinitely-long requests or replies. 937 */ 938 #define VAR_LINE_LIMIT "line_length_limit" 939 #define DEF_LINE_LIMIT 2048 940 extern int var_line_limit; 941 942 /* 943 * Specify what SMTP peers need verbose logging. 944 */ 945 #define VAR_DEBUG_PEER_LIST "debug_peer_list" 946 #define DEF_DEBUG_PEER_LIST "" 947 extern char *var_debug_peer_list; 948 949 #define VAR_DEBUG_PEER_LEVEL "debug_peer_level" 950 #define DEF_DEBUG_PEER_LEVEL 2 951 extern int var_debug_peer_level; 952 953 /* 954 * Queue management: what queues are hashed behind a forest of 955 * subdirectories, and how deep the forest is. 956 */ 957 #define VAR_HASH_QUEUE_NAMES "hash_queue_names" 958 #define DEF_HASH_QUEUE_NAMES "deferred, defer" 959 extern char *var_hash_queue_names; 960 961 #define VAR_HASH_QUEUE_DEPTH "hash_queue_depth" 962 #define DEF_HASH_QUEUE_DEPTH 1 963 extern int var_hash_queue_depth; 964 965 /* 966 * Short queue IDs contain the time in microseconds and file inode number. 967 * Long queue IDs also contain the time in seconds. 968 */ 969 #define VAR_LONG_QUEUE_IDS "enable_long_queue_ids" 970 #define DEF_LONG_QUEUE_IDS 0 971 extern bool var_long_queue_ids; 972 973 /* 974 * Multi-protocol support. 975 */ 976 #define INET_PROTO_NAME_IPV4 "ipv4" 977 #define INET_PROTO_NAME_IPV6 "ipv6" 978 #define INET_PROTO_NAME_ALL "all" 979 #define INET_PROTO_NAME_ANY "any" 980 #define VAR_INET_PROTOCOLS "inet_protocols" 981 extern char *var_inet_protocols; 982 983 /* 984 * SMTP client. Timeouts inspired by RFC 1123. The SMTP recipient limit 985 * determines how many recipient addresses the SMTP client sends along with 986 * each message. Unfortunately, some mailers misbehave and disconnect (smap) 987 * when given more recipients than they are willing to handle. 988 * 989 * XXX 2821: A mail system is supposed to use EHLO instead of HELO, and to fall 990 * back to HELO if EHLO is not supported. 991 */ 992 #define VAR_BESTMX_TRANSP "best_mx_transport" 993 #define DEF_BESTMX_TRANSP "" 994 extern char *var_bestmx_transp; 995 996 #define VAR_SMTP_CACHE_CONNT "smtp_connection_cache_time_limit" 997 #define DEF_SMTP_CACHE_CONNT "2s" 998 #define VAR_LMTP_CACHE_CONNT "lmtp_connection_cache_time_limit" 999 #define DEF_LMTP_CACHE_CONNT "2s" 1000 extern int var_smtp_cache_conn; 1001 1002 #define VAR_SMTP_REUSE_COUNT "smtp_connection_reuse_count_limit" 1003 #define DEF_SMTP_REUSE_COUNT 0 1004 #define VAR_LMTP_REUSE_COUNT "lmtp_connection_reuse_count_limit" 1005 #define DEF_LMTP_REUSE_COUNT 0 1006 extern int var_smtp_reuse_count; 1007 1008 #define VAR_SMTP_REUSE_TIME "smtp_connection_reuse_time_limit" 1009 #define DEF_SMTP_REUSE_TIME "300s" 1010 #define VAR_LMTP_REUSE_TIME "lmtp_connection_reuse_time_limit" 1011 #define DEF_LMTP_REUSE_TIME "300s" 1012 extern int var_smtp_reuse_time; 1013 1014 #define VAR_SMTP_CACHE_DEST "smtp_connection_cache_destinations" 1015 #define DEF_SMTP_CACHE_DEST "" 1016 #define VAR_LMTP_CACHE_DEST "lmtp_connection_cache_destinations" 1017 #define DEF_LMTP_CACHE_DEST "" 1018 extern char *var_smtp_cache_dest; 1019 1020 #define VAR_SMTP_CACHE_DEMAND "smtp_connection_cache_on_demand" 1021 #ifndef DEF_SMTP_CACHE_DEMAND 1022 #define DEF_SMTP_CACHE_DEMAND 1 1023 #endif 1024 #define VAR_LMTP_CACHE_DEMAND "lmtp_connection_cache_on_demand" 1025 #ifndef DEF_LMTP_CACHE_DEMAND 1026 #define DEF_LMTP_CACHE_DEMAND 1 1027 #endif 1028 extern bool var_smtp_cache_demand; 1029 1030 #define VAR_SMTP_CONN_TMOUT "smtp_connect_timeout" 1031 #define DEF_SMTP_CONN_TMOUT "30s" 1032 extern int var_smtp_conn_tmout; 1033 1034 #define VAR_SMTP_HELO_TMOUT "smtp_helo_timeout" 1035 #define DEF_SMTP_HELO_TMOUT "300s" 1036 #define VAR_LMTP_HELO_TMOUT "lmtp_lhlo_timeout" 1037 #define DEF_LMTP_HELO_TMOUT "300s" 1038 extern int var_smtp_helo_tmout; 1039 1040 #define VAR_SMTP_XFWD_TMOUT "smtp_xforward_timeout" 1041 #define DEF_SMTP_XFWD_TMOUT "300s" 1042 extern int var_smtp_xfwd_tmout; 1043 1044 #define VAR_SMTP_STARTTLS_TMOUT "smtp_starttls_timeout" 1045 #define DEF_SMTP_STARTTLS_TMOUT "300s" 1046 #define VAR_LMTP_STARTTLS_TMOUT "lmtp_starttls_timeout" 1047 #define DEF_LMTP_STARTTLS_TMOUT "300s" 1048 extern int var_smtp_starttls_tmout; 1049 1050 #define VAR_SMTP_MAIL_TMOUT "smtp_mail_timeout" 1051 #define DEF_SMTP_MAIL_TMOUT "300s" 1052 extern int var_smtp_mail_tmout; 1053 1054 #define VAR_SMTP_RCPT_TMOUT "smtp_rcpt_timeout" 1055 #define DEF_SMTP_RCPT_TMOUT "300s" 1056 extern int var_smtp_rcpt_tmout; 1057 1058 #define VAR_SMTP_DATA0_TMOUT "smtp_data_init_timeout" 1059 #define DEF_SMTP_DATA0_TMOUT "120s" 1060 extern int var_smtp_data0_tmout; 1061 1062 #define VAR_SMTP_DATA1_TMOUT "smtp_data_xfer_timeout" 1063 #define DEF_SMTP_DATA1_TMOUT "180s" 1064 extern int var_smtp_data1_tmout; 1065 1066 #define VAR_SMTP_DATA2_TMOUT "smtp_data_done_timeout" 1067 #define DEF_SMTP_DATA2_TMOUT "600s" 1068 extern int var_smtp_data2_tmout; 1069 1070 #define VAR_SMTP_RSET_TMOUT "smtp_rset_timeout" 1071 #define DEF_SMTP_RSET_TMOUT "20s" 1072 extern int var_smtp_rset_tmout; 1073 1074 #define VAR_SMTP_QUIT_TMOUT "smtp_quit_timeout" 1075 #define DEF_SMTP_QUIT_TMOUT "300s" 1076 extern int var_smtp_quit_tmout; 1077 1078 #define VAR_SMTP_QUOTE_821_ENV "smtp_quote_rfc821_envelope" 1079 #define DEF_SMTP_QUOTE_821_ENV 1 1080 #define VAR_LMTP_QUOTE_821_ENV "lmtp_quote_rfc821_envelope" 1081 #define DEF_LMTP_QUOTE_821_ENV 1 1082 extern int var_smtp_quote_821_env; 1083 1084 #define VAR_SMTP_SKIP_5XX "smtp_skip_5xx_greeting" 1085 #define DEF_SMTP_SKIP_5XX 1 1086 #define VAR_LMTP_SKIP_5XX "lmtp_skip_5xx_greeting" 1087 #define DEF_LMTP_SKIP_5XX 1 1088 extern bool var_smtp_skip_5xx_greeting; 1089 1090 #define VAR_IGN_MX_LOOKUP_ERR "ignore_mx_lookup_error" 1091 #define DEF_IGN_MX_LOOKUP_ERR 0 1092 extern bool var_ign_mx_lookup_err; 1093 1094 #define VAR_SMTP_SKIP_QUIT_RESP "smtp_skip_quit_response" 1095 #define DEF_SMTP_SKIP_QUIT_RESP 1 1096 extern bool var_skip_quit_resp; 1097 1098 #define VAR_SMTP_ALWAYS_EHLO "smtp_always_send_ehlo" 1099 #ifdef RFC821_SYNTAX 1100 #define DEF_SMTP_ALWAYS_EHLO 0 1101 #else 1102 #define DEF_SMTP_ALWAYS_EHLO 1 1103 #endif 1104 extern bool var_smtp_always_ehlo; 1105 1106 #define VAR_SMTP_NEVER_EHLO "smtp_never_send_ehlo" 1107 #define DEF_SMTP_NEVER_EHLO 0 1108 extern bool var_smtp_never_ehlo; 1109 1110 #define VAR_SMTP_RESP_FILTER "smtp_reply_filter" 1111 #define DEF_SMTP_RESP_FILTER "" 1112 #define VAR_LMTP_RESP_FILTER "lmtp_reply_filter" 1113 #define DEF_LMTP_RESP_FILTER "" 1114 extern char *var_smtp_resp_filter; 1115 1116 #define VAR_SMTP_BIND_ADDR "smtp_bind_address" 1117 #define DEF_SMTP_BIND_ADDR "" 1118 #define VAR_LMTP_BIND_ADDR "lmtp_bind_address" 1119 #define DEF_LMTP_BIND_ADDR "" 1120 extern char *var_smtp_bind_addr; 1121 1122 #define VAR_SMTP_BIND_ADDR6 "smtp_bind_address6" 1123 #define DEF_SMTP_BIND_ADDR6 "" 1124 #define VAR_LMTP_BIND_ADDR6 "lmtp_bind_address6" 1125 #define DEF_LMTP_BIND_ADDR6 "" 1126 extern char *var_smtp_bind_addr6; 1127 1128 #define VAR_SMTP_HELO_NAME "smtp_helo_name" 1129 #define DEF_SMTP_HELO_NAME "$myhostname" 1130 #define VAR_LMTP_HELO_NAME "lmtp_lhlo_name" 1131 #define DEF_LMTP_HELO_NAME "$myhostname" 1132 extern char *var_smtp_helo_name; 1133 1134 #define VAR_SMTP_RAND_ADDR "smtp_randomize_addresses" 1135 #define DEF_SMTP_RAND_ADDR 1 1136 #define VAR_LMTP_RAND_ADDR "lmtp_randomize_addresses" 1137 #define DEF_LMTP_RAND_ADDR 1 1138 extern bool var_smtp_rand_addr; 1139 1140 #define VAR_SMTP_LINE_LIMIT "smtp_line_length_limit" 1141 #define DEF_SMTP_LINE_LIMIT 998 1142 #define VAR_LMTP_LINE_LIMIT "lmtp_line_length_limit" 1143 #define DEF_LMTP_LINE_LIMIT 998 1144 extern int var_smtp_line_limit; 1145 1146 #define VAR_SMTP_PIX_THRESH "smtp_pix_workaround_threshold_time" 1147 #define DEF_SMTP_PIX_THRESH "500s" 1148 #define VAR_LMTP_PIX_THRESH "lmtp_pix_workaround_threshold_time" 1149 #define DEF_LMTP_PIX_THRESH "500s" 1150 extern int var_smtp_pix_thresh; 1151 1152 #define VAR_SMTP_PIX_DELAY "smtp_pix_workaround_delay_time" 1153 #define DEF_SMTP_PIX_DELAY "10s" 1154 #define VAR_LMTP_PIX_DELAY "lmtp_pix_workaround_delay_time" 1155 #define DEF_LMTP_PIX_DELAY "10s" 1156 extern int var_smtp_pix_delay; 1157 1158 /* 1159 * Courageous people may want to turn off PIX bug workarounds. 1160 */ 1161 #define PIX_BUG_DISABLE_ESMTP "disable_esmtp" 1162 #define PIX_BUG_DELAY_DOTCRLF "delay_dotcrlf" 1163 #define VAR_SMTP_PIX_BUG_WORDS "smtp_pix_workarounds" 1164 #define DEF_SMTP_PIX_BUG_WORDS PIX_BUG_DISABLE_ESMTP "," \ 1165 PIX_BUG_DELAY_DOTCRLF 1166 #define VAR_LMTP_PIX_BUG_WORDS "lmtp_pix_workarounds" 1167 #define DEF_LMTP_PIX_BUG_WORDS DEF_SMTP_PIX_BUG_WORDS 1168 extern char *var_smtp_pix_bug_words; 1169 1170 #define VAR_SMTP_PIX_BUG_MAPS "smtp_pix_workaround_maps" 1171 #define DEF_SMTP_PIX_BUG_MAPS "" 1172 #define VAR_LMTP_PIX_BUG_MAPS "lmtp_pix_workaround_maps" 1173 #define DEF_LMTP_PIX_BUG_MAPS "" 1174 extern char *var_smtp_pix_bug_maps; 1175 1176 #define VAR_SMTP_DEFER_MXADDR "smtp_defer_if_no_mx_address_found" 1177 #define DEF_SMTP_DEFER_MXADDR 0 1178 #define VAR_LMTP_DEFER_MXADDR "lmtp_defer_if_no_mx_address_found" 1179 #define DEF_LMTP_DEFER_MXADDR 0 1180 extern bool var_smtp_defer_mxaddr; 1181 1182 #define VAR_SMTP_SEND_XFORWARD "smtp_send_xforward_command" 1183 #define DEF_SMTP_SEND_XFORWARD 0 1184 extern bool var_smtp_send_xforward; 1185 1186 #define VAR_SMTP_GENERIC_MAPS "smtp_generic_maps" 1187 #define DEF_SMTP_GENERIC_MAPS "" 1188 #define VAR_LMTP_GENERIC_MAPS "lmtp_generic_maps" 1189 #define DEF_LMTP_GENERIC_MAPS "" 1190 extern char *var_smtp_generic_maps; 1191 1192 /* 1193 * SMTP server. The soft error limit determines how many errors an SMTP 1194 * client may make before we start to slow down; the hard error limit 1195 * determines after how many client errors we disconnect. 1196 */ 1197 #define VAR_SMTPD_BANNER "smtpd_banner" 1198 #define DEF_SMTPD_BANNER "$myhostname ESMTP $mail_name" 1199 extern char *var_smtpd_banner; 1200 1201 #define VAR_SMTPD_TMOUT "smtpd_timeout" 1202 #define DEF_SMTPD_TMOUT "${stress?{10}:{300}}s" 1203 extern int var_smtpd_tmout; 1204 1205 #define VAR_SMTPD_STARTTLS_TMOUT "smtpd_starttls_timeout" 1206 #define DEF_SMTPD_STARTTLS_TMOUT "${stress?{10}:{300}}s" 1207 extern int var_smtpd_starttls_tmout; 1208 1209 #define VAR_SMTPD_RCPT_LIMIT "smtpd_recipient_limit" 1210 #define DEF_SMTPD_RCPT_LIMIT 1000 1211 extern int var_smtpd_rcpt_limit; 1212 1213 #define VAR_SMTPD_SOFT_ERLIM "smtpd_soft_error_limit" 1214 #define DEF_SMTPD_SOFT_ERLIM "10" 1215 extern int var_smtpd_soft_erlim; 1216 1217 #define VAR_SMTPD_HARD_ERLIM "smtpd_hard_error_limit" 1218 #define DEF_SMTPD_HARD_ERLIM "${stress?{1}:{20}}" 1219 extern int var_smtpd_hard_erlim; 1220 1221 #define VAR_SMTPD_ERR_SLEEP "smtpd_error_sleep_time" 1222 #define DEF_SMTPD_ERR_SLEEP "1s" 1223 extern int var_smtpd_err_sleep; 1224 1225 #define VAR_SMTPD_JUNK_CMD "smtpd_junk_command_limit" 1226 #define DEF_SMTPD_JUNK_CMD "${stress?{1}:{100}}" 1227 extern int var_smtpd_junk_cmd_limit; 1228 1229 #define VAR_SMTPD_RCPT_OVERLIM "smtpd_recipient_overshoot_limit" 1230 #define DEF_SMTPD_RCPT_OVERLIM 1000 1231 extern int var_smtpd_rcpt_overlim; 1232 1233 #define VAR_SMTPD_HIST_THRSH "smtpd_history_flush_threshold" 1234 #define DEF_SMTPD_HIST_THRSH 100 1235 extern int var_smtpd_hist_thrsh; 1236 1237 #define VAR_SMTPD_NOOP_CMDS "smtpd_noop_commands" 1238 #define DEF_SMTPD_NOOP_CMDS "" 1239 extern char *var_smtpd_noop_cmds; 1240 1241 #define VAR_SMTPD_FORBID_CMDS "smtpd_forbidden_commands" 1242 #define DEF_SMTPD_FORBID_CMDS "CONNECT GET POST" 1243 extern char *var_smtpd_forbid_cmds; 1244 1245 #define VAR_SMTPD_CMD_FILTER "smtpd_command_filter" 1246 #define DEF_SMTPD_CMD_FILTER "" 1247 extern char *var_smtpd_cmd_filter; 1248 1249 #define VAR_SMTPD_TLS_WRAPPER "smtpd_tls_wrappermode" 1250 #define DEF_SMTPD_TLS_WRAPPER 0 1251 extern bool var_smtpd_tls_wrappermode; 1252 1253 #define VAR_SMTPD_TLS_LEVEL "smtpd_tls_security_level" 1254 #define DEF_SMTPD_TLS_LEVEL "" 1255 extern char *var_smtpd_tls_level; 1256 1257 #define VAR_SMTPD_USE_TLS "smtpd_use_tls" 1258 #define DEF_SMTPD_USE_TLS 0 1259 extern bool var_smtpd_use_tls; 1260 1261 #define VAR_SMTPD_ENFORCE_TLS "smtpd_enforce_tls" 1262 #define DEF_SMTPD_ENFORCE_TLS 0 1263 extern bool var_smtpd_enforce_tls; 1264 1265 #define VAR_SMTPD_TLS_AUTH_ONLY "smtpd_tls_auth_only" 1266 #define DEF_SMTPD_TLS_AUTH_ONLY 0 1267 extern bool var_smtpd_tls_auth_only; 1268 1269 #define VAR_SMTPD_TLS_ACERT "smtpd_tls_ask_ccert" 1270 #define DEF_SMTPD_TLS_ACERT 0 1271 extern bool var_smtpd_tls_ask_ccert; 1272 1273 #define VAR_SMTPD_TLS_RCERT "smtpd_tls_req_ccert" 1274 #define DEF_SMTPD_TLS_RCERT 0 1275 extern bool var_smtpd_tls_req_ccert; 1276 1277 #define VAR_SMTPD_TLS_CCERT_VD "smtpd_tls_ccert_verifydepth" 1278 #define DEF_SMTPD_TLS_CCERT_VD 9 1279 extern int var_smtpd_tls_ccert_vd; 1280 1281 #define VAR_SMTPD_TLS_CERT_FILE "smtpd_tls_cert_file" 1282 #define DEF_SMTPD_TLS_CERT_FILE "" 1283 extern char *var_smtpd_tls_cert_file; 1284 1285 #define VAR_SMTPD_TLS_KEY_FILE "smtpd_tls_key_file" 1286 #define DEF_SMTPD_TLS_KEY_FILE "$smtpd_tls_cert_file" 1287 extern char *var_smtpd_tls_key_file; 1288 1289 #define VAR_SMTPD_TLS_DCERT_FILE "smtpd_tls_dcert_file" 1290 #define DEF_SMTPD_TLS_DCERT_FILE "" 1291 extern char *var_smtpd_tls_dcert_file; 1292 1293 #define VAR_SMTPD_TLS_DKEY_FILE "smtpd_tls_dkey_file" 1294 #define DEF_SMTPD_TLS_DKEY_FILE "$smtpd_tls_dcert_file" 1295 extern char *var_smtpd_tls_dkey_file; 1296 1297 #define VAR_SMTPD_TLS_ECCERT_FILE "smtpd_tls_eccert_file" 1298 #define DEF_SMTPD_TLS_ECCERT_FILE "" 1299 extern char *var_smtpd_tls_eccert_file; 1300 1301 #define VAR_SMTPD_TLS_ECKEY_FILE "smtpd_tls_eckey_file" 1302 #define DEF_SMTPD_TLS_ECKEY_FILE "$smtpd_tls_eccert_file" 1303 extern char *var_smtpd_tls_eckey_file; 1304 1305 #define VAR_SMTPD_TLS_CA_FILE "smtpd_tls_CAfile" 1306 #define DEF_SMTPD_TLS_CA_FILE "" 1307 extern char *var_smtpd_tls_CAfile; 1308 1309 #define VAR_SMTPD_TLS_CA_PATH "smtpd_tls_CApath" 1310 #define DEF_SMTPD_TLS_CA_PATH "" 1311 extern char *var_smtpd_tls_CApath; 1312 1313 #define VAR_SMTPD_TLS_PROTO "smtpd_tls_protocols" 1314 #define DEF_SMTPD_TLS_PROTO "!SSLv2, !SSLv3" 1315 extern char *var_smtpd_tls_proto; 1316 1317 #define VAR_SMTPD_TLS_MAND_PROTO "smtpd_tls_mandatory_protocols" 1318 #define DEF_SMTPD_TLS_MAND_PROTO "!SSLv2, !SSLv3" 1319 extern char *var_smtpd_tls_mand_proto; 1320 1321 #define VAR_SMTPD_TLS_CIPH "smtpd_tls_ciphers" 1322 #define DEF_SMTPD_TLS_CIPH "medium" 1323 extern char *var_smtpd_tls_ciph; 1324 1325 #define VAR_SMTPD_TLS_MAND_CIPH "smtpd_tls_mandatory_ciphers" 1326 #define DEF_SMTPD_TLS_MAND_CIPH "medium" 1327 extern char *var_smtpd_tls_mand_ciph; 1328 1329 #define VAR_SMTPD_TLS_EXCL_CIPH "smtpd_tls_exclude_ciphers" 1330 #define DEF_SMTPD_TLS_EXCL_CIPH "" 1331 extern char *var_smtpd_tls_excl_ciph; 1332 1333 #define VAR_SMTPD_TLS_MAND_EXCL "smtpd_tls_mandatory_exclude_ciphers" 1334 #define DEF_SMTPD_TLS_MAND_EXCL "" 1335 extern char *var_smtpd_tls_mand_excl; 1336 1337 #define VAR_SMTPD_TLS_FPT_DGST "smtpd_tls_fingerprint_digest" 1338 #define DEF_SMTPD_TLS_FPT_DGST "md5" 1339 extern char *var_smtpd_tls_fpt_dgst; 1340 1341 #define VAR_SMTPD_TLS_512_FILE "smtpd_tls_dh512_param_file" 1342 #define DEF_SMTPD_TLS_512_FILE "" 1343 extern char *var_smtpd_tls_dh512_param_file; 1344 1345 #define VAR_SMTPD_TLS_1024_FILE "smtpd_tls_dh1024_param_file" 1346 #define DEF_SMTPD_TLS_1024_FILE "" 1347 extern char *var_smtpd_tls_dh1024_param_file; 1348 1349 #define VAR_SMTPD_TLS_EECDH "smtpd_tls_eecdh_grade" 1350 #define DEF_SMTPD_TLS_EECDH "strong" 1351 extern char *var_smtpd_tls_eecdh; 1352 1353 #define VAR_SMTPD_TLS_LOGLEVEL "smtpd_tls_loglevel" 1354 #define DEF_SMTPD_TLS_LOGLEVEL "0" 1355 extern char *var_smtpd_tls_loglevel; 1356 1357 #define VAR_SMTPD_TLS_RECHEAD "smtpd_tls_received_header" 1358 #define DEF_SMTPD_TLS_RECHEAD 0 1359 extern bool var_smtpd_tls_received_header; 1360 1361 #define VAR_SMTPD_TLS_SCACHE_DB "smtpd_tls_session_cache_database" 1362 #define DEF_SMTPD_TLS_SCACHE_DB "" 1363 extern char *var_smtpd_tls_scache_db; 1364 1365 #define MAX_SMTPD_TLS_SCACHETIME 8640000 1366 #define VAR_SMTPD_TLS_SCACHTIME "smtpd_tls_session_cache_timeout" 1367 #define DEF_SMTPD_TLS_SCACHTIME "3600s" 1368 extern int var_smtpd_tls_scache_timeout; 1369 1370 #define VAR_SMTPD_TLS_SET_SESSID "smtpd_tls_always_issue_session_ids" 1371 #define DEF_SMTPD_TLS_SET_SESSID 1 1372 extern bool var_smtpd_tls_set_sessid; 1373 1374 #define VAR_SMTPD_DELAY_OPEN "smtpd_delay_open_until_valid_rcpt" 1375 #define DEF_SMTPD_DELAY_OPEN 1 1376 extern bool var_smtpd_delay_open; 1377 1378 #define VAR_SMTP_TLS_PER_SITE "smtp_tls_per_site" 1379 #define DEF_SMTP_TLS_PER_SITE "" 1380 #define VAR_LMTP_TLS_PER_SITE "lmtp_tls_per_site" 1381 #define DEF_LMTP_TLS_PER_SITE "" 1382 extern char *var_smtp_tls_per_site; 1383 1384 #define VAR_SMTP_USE_TLS "smtp_use_tls" 1385 #define DEF_SMTP_USE_TLS 0 1386 #define VAR_LMTP_USE_TLS "lmtp_use_tls" 1387 #define DEF_LMTP_USE_TLS 0 1388 extern bool var_smtp_use_tls; 1389 1390 #define VAR_SMTP_ENFORCE_TLS "smtp_enforce_tls" 1391 #define DEF_SMTP_ENFORCE_TLS 0 1392 #define VAR_LMTP_ENFORCE_TLS "lmtp_enforce_tls" 1393 #define DEF_LMTP_ENFORCE_TLS 0 1394 extern bool var_smtp_enforce_tls; 1395 1396 #define VAR_SMTP_TLS_ENFORCE_PN "smtp_tls_enforce_peername" 1397 #define DEF_SMTP_TLS_ENFORCE_PN 1 1398 #define VAR_LMTP_TLS_ENFORCE_PN "lmtp_tls_enforce_peername" 1399 #define DEF_LMTP_TLS_ENFORCE_PN 1 1400 extern bool var_smtp_tls_enforce_peername; 1401 1402 #define VAR_SMTP_TLS_WRAPPER "smtp_tls_wrappermode" 1403 #define DEF_SMTP_TLS_WRAPPER 0 1404 #define VAR_LMTP_TLS_WRAPPER "lmtp_tls_wrappermode" 1405 #define DEF_LMTP_TLS_WRAPPER 0 1406 extern bool var_smtp_tls_wrappermode; 1407 1408 #define VAR_SMTP_TLS_LEVEL "smtp_tls_security_level" 1409 #define DEF_SMTP_TLS_LEVEL "" 1410 #define VAR_LMTP_TLS_LEVEL "lmtp_tls_security_level" 1411 #define DEF_LMTP_TLS_LEVEL "" 1412 extern char *var_smtp_tls_level; 1413 1414 #define VAR_SMTP_TLS_SCERT_VD "smtp_tls_scert_verifydepth" 1415 #define DEF_SMTP_TLS_SCERT_VD 9 1416 #define VAR_LMTP_TLS_SCERT_VD "lmtp_tls_scert_verifydepth" 1417 #define DEF_LMTP_TLS_SCERT_VD 9 1418 extern int var_smtp_tls_scert_vd; 1419 1420 #define VAR_SMTP_TLS_CERT_FILE "smtp_tls_cert_file" 1421 #define DEF_SMTP_TLS_CERT_FILE "" 1422 #define VAR_LMTP_TLS_CERT_FILE "lmtp_tls_cert_file" 1423 #define DEF_LMTP_TLS_CERT_FILE "" 1424 extern char *var_smtp_tls_cert_file; 1425 1426 #define VAR_SMTP_TLS_KEY_FILE "smtp_tls_key_file" 1427 #define DEF_SMTP_TLS_KEY_FILE "$smtp_tls_cert_file" 1428 #define VAR_LMTP_TLS_KEY_FILE "lmtp_tls_key_file" 1429 #define DEF_LMTP_TLS_KEY_FILE "$lmtp_tls_cert_file" 1430 extern char *var_smtp_tls_key_file; 1431 1432 #define VAR_SMTP_TLS_DCERT_FILE "smtp_tls_dcert_file" 1433 #define DEF_SMTP_TLS_DCERT_FILE "" 1434 #define VAR_LMTP_TLS_DCERT_FILE "lmtp_tls_dcert_file" 1435 #define DEF_LMTP_TLS_DCERT_FILE "" 1436 extern char *var_smtp_tls_dcert_file; 1437 1438 #define VAR_SMTP_TLS_DKEY_FILE "smtp_tls_dkey_file" 1439 #define DEF_SMTP_TLS_DKEY_FILE "$smtp_tls_dcert_file" 1440 #define VAR_LMTP_TLS_DKEY_FILE "lmtp_tls_dkey_file" 1441 #define DEF_LMTP_TLS_DKEY_FILE "$lmtp_tls_dcert_file" 1442 extern char *var_smtp_tls_dkey_file; 1443 1444 #define VAR_SMTP_TLS_ECCERT_FILE "smtp_tls_eccert_file" 1445 #define DEF_SMTP_TLS_ECCERT_FILE "" 1446 #define VAR_LMTP_TLS_ECCERT_FILE "lmtp_tls_eccert_file" 1447 #define DEF_LMTP_TLS_ECCERT_FILE "" 1448 extern char *var_smtp_tls_eccert_file; 1449 1450 #define VAR_SMTP_TLS_ECKEY_FILE "smtp_tls_eckey_file" 1451 #define DEF_SMTP_TLS_ECKEY_FILE "$smtp_tls_eccert_file" 1452 #define VAR_LMTP_TLS_ECKEY_FILE "lmtp_tls_eckey_file" 1453 #define DEF_LMTP_TLS_ECKEY_FILE "$lmtp_tls_eccert_file" 1454 extern char *var_smtp_tls_eckey_file; 1455 1456 #define VAR_SMTP_TLS_CA_FILE "smtp_tls_CAfile" 1457 #define DEF_SMTP_TLS_CA_FILE "" 1458 #define VAR_LMTP_TLS_CA_FILE "lmtp_tls_CAfile" 1459 #define DEF_LMTP_TLS_CA_FILE "" 1460 extern char *var_smtp_tls_CAfile; 1461 1462 #define VAR_SMTP_TLS_CA_PATH "smtp_tls_CApath" 1463 #define DEF_SMTP_TLS_CA_PATH "" 1464 #define VAR_LMTP_TLS_CA_PATH "lmtp_tls_CApath" 1465 #define DEF_LMTP_TLS_CA_PATH "" 1466 extern char *var_smtp_tls_CApath; 1467 1468 #define VAR_SMTP_TLS_CIPH "smtp_tls_ciphers" 1469 #define DEF_SMTP_TLS_CIPH "medium" 1470 #define VAR_LMTP_TLS_CIPH "lmtp_tls_ciphers" 1471 #define DEF_LMTP_TLS_CIPH "medium" 1472 extern char *var_smtp_tls_ciph; 1473 1474 #define VAR_SMTP_TLS_MAND_CIPH "smtp_tls_mandatory_ciphers" 1475 #define DEF_SMTP_TLS_MAND_CIPH "medium" 1476 #define VAR_LMTP_TLS_MAND_CIPH "lmtp_tls_mandatory_ciphers" 1477 #define DEF_LMTP_TLS_MAND_CIPH "medium" 1478 extern char *var_smtp_tls_mand_ciph; 1479 1480 #define VAR_SMTP_TLS_EXCL_CIPH "smtp_tls_exclude_ciphers" 1481 #define DEF_SMTP_TLS_EXCL_CIPH "" 1482 #define VAR_LMTP_TLS_EXCL_CIPH "lmtp_tls_exclude_ciphers" 1483 #define DEF_LMTP_TLS_EXCL_CIPH "" 1484 extern char *var_smtp_tls_excl_ciph; 1485 1486 #define VAR_SMTP_TLS_MAND_EXCL "smtp_tls_mandatory_exclude_ciphers" 1487 #define DEF_SMTP_TLS_MAND_EXCL "" 1488 #define VAR_LMTP_TLS_MAND_EXCL "lmtp_tls_mandatory_exclude_ciphers" 1489 #define DEF_LMTP_TLS_MAND_EXCL "" 1490 extern char *var_smtp_tls_mand_excl; 1491 1492 #define VAR_SMTP_TLS_FPT_DGST "smtp_tls_fingerprint_digest" 1493 #define DEF_SMTP_TLS_FPT_DGST "md5" 1494 #define VAR_LMTP_TLS_FPT_DGST "lmtp_tls_fingerprint_digest" 1495 #define DEF_LMTP_TLS_FPT_DGST "md5" 1496 extern char *var_smtp_tls_fpt_dgst; 1497 1498 #define VAR_SMTP_TLS_TAFILE "smtp_tls_trust_anchor_file" 1499 #define DEF_SMTP_TLS_TAFILE "" 1500 #define VAR_LMTP_TLS_TAFILE "lmtp_tls_trust_anchor_file" 1501 #define DEF_LMTP_TLS_TAFILE "" 1502 extern char *var_smtp_tls_tafile; 1503 1504 #define VAR_SMTP_TLS_LOGLEVEL "smtp_tls_loglevel" 1505 #define DEF_SMTP_TLS_LOGLEVEL "0" 1506 #define VAR_LMTP_TLS_LOGLEVEL "lmtp_tls_loglevel" 1507 #define DEF_LMTP_TLS_LOGLEVEL "0" 1508 extern char *var_smtp_tls_loglevel; /* In smtp(8) and tlsmgr(8) */ 1509 extern char *var_lmtp_tls_loglevel; /* In tlsmgr(8) */ 1510 1511 #define VAR_SMTP_TLS_NOTEOFFER "smtp_tls_note_starttls_offer" 1512 #define DEF_SMTP_TLS_NOTEOFFER 0 1513 #define VAR_LMTP_TLS_NOTEOFFER "lmtp_tls_note_starttls_offer" 1514 #define DEF_LMTP_TLS_NOTEOFFER 0 1515 extern bool var_smtp_tls_note_starttls_offer; 1516 1517 #define VAR_SMTP_TLS_SCACHE_DB "smtp_tls_session_cache_database" 1518 #define DEF_SMTP_TLS_SCACHE_DB "" 1519 #define VAR_LMTP_TLS_SCACHE_DB "lmtp_tls_session_cache_database" 1520 #define DEF_LMTP_TLS_SCACHE_DB "" 1521 extern char *var_smtp_tls_scache_db; 1522 extern char *var_lmtp_tls_scache_db; 1523 1524 #define MAX_SMTP_TLS_SCACHETIME 8640000 1525 #define VAR_SMTP_TLS_SCACHTIME "smtp_tls_session_cache_timeout" 1526 #define DEF_SMTP_TLS_SCACHTIME "3600s" 1527 #define MAX_LMTP_TLS_SCACHETIME 8640000 1528 #define VAR_LMTP_TLS_SCACHTIME "lmtp_tls_session_cache_timeout" 1529 #define DEF_LMTP_TLS_SCACHTIME "3600s" 1530 extern int var_smtp_tls_scache_timeout; 1531 extern int var_lmtp_tls_scache_timeout; 1532 1533 #define VAR_SMTP_TLS_POLICY "smtp_tls_policy_maps" 1534 #define DEF_SMTP_TLS_POLICY "" 1535 #define VAR_LMTP_TLS_POLICY "lmtp_tls_policy_maps" 1536 #define DEF_LMTP_TLS_POLICY "" 1537 extern char *var_smtp_tls_policy; 1538 1539 #define VAR_SMTP_TLS_PROTO "smtp_tls_protocols" 1540 #define DEF_SMTP_TLS_PROTO "!SSLv2, !SSLv3" 1541 #define VAR_LMTP_TLS_PROTO "lmtp_tls_protocols" 1542 #define DEF_LMTP_TLS_PROTO "!SSLv2, !SSLv3" 1543 extern char *var_smtp_tls_proto; 1544 1545 #define VAR_SMTP_TLS_MAND_PROTO "smtp_tls_mandatory_protocols" 1546 #define DEF_SMTP_TLS_MAND_PROTO "!SSLv2, !SSLv3" 1547 #define VAR_LMTP_TLS_MAND_PROTO "lmtp_tls_mandatory_protocols" 1548 #define DEF_LMTP_TLS_MAND_PROTO "!SSLv2, !SSLv3" 1549 extern char *var_smtp_tls_mand_proto; 1550 1551 #define VAR_SMTP_TLS_VFY_CMATCH "smtp_tls_verify_cert_match" 1552 #define DEF_SMTP_TLS_VFY_CMATCH "hostname" 1553 #define VAR_LMTP_TLS_VFY_CMATCH "lmtp_tls_verify_cert_match" 1554 #define DEF_LMTP_TLS_VFY_CMATCH "hostname" 1555 extern char *var_smtp_tls_vfy_cmatch; 1556 1557 /* 1558 * There are no MX lookups for LMTP, so verify == secure 1559 */ 1560 #define VAR_SMTP_TLS_SEC_CMATCH "smtp_tls_secure_cert_match" 1561 #define DEF_SMTP_TLS_SEC_CMATCH "nexthop, dot-nexthop" 1562 #define VAR_LMTP_TLS_SEC_CMATCH "lmtp_tls_secure_cert_match" 1563 #define DEF_LMTP_TLS_SEC_CMATCH "nexthop" 1564 extern char *var_smtp_tls_sec_cmatch; 1565 1566 1567 #define VAR_SMTP_TLS_FPT_CMATCH "smtp_tls_fingerprint_cert_match" 1568 #define DEF_SMTP_TLS_FPT_CMATCH "" 1569 #define VAR_LMTP_TLS_FPT_CMATCH "lmtp_tls_fingerprint_cert_match" 1570 #define DEF_LMTP_TLS_FPT_CMATCH "" 1571 extern char *var_smtp_tls_fpt_cmatch; 1572 1573 #define VAR_SMTP_TLS_BLK_EARLY_MAIL_REPLY "smtp_tls_block_early_mail_reply" 1574 #define DEF_SMTP_TLS_BLK_EARLY_MAIL_REPLY 0 1575 #define VAR_LMTP_TLS_BLK_EARLY_MAIL_REPLY "lmtp_tls_block_early_mail_reply" 1576 #define DEF_LMTP_TLS_BLK_EARLY_MAIL_REPLY 0 1577 extern bool var_smtp_tls_blk_early_mail_reply; 1578 1579 #define VAR_SMTP_TLS_FORCE_TLSA "smtp_tls_force_insecure_host_tlsa_lookup" 1580 #define DEF_SMTP_TLS_FORCE_TLSA 0 1581 #define VAR_LMTP_TLS_FORCE_TLSA "lmtp_tls_force_insecure_host_tlsa_lookup" 1582 #define DEF_LMTP_TLS_FORCE_TLSA 0 1583 extern bool var_smtp_tls_force_tlsa; 1584 1585 /* SMTP only */ 1586 #define VAR_SMTP_TLS_INSECURE_MX_POLICY "smtp_tls_dane_insecure_mx_policy" 1587 #define DEF_SMTP_TLS_INSECURE_MX_POLICY "dane" 1588 extern char *var_smtp_tls_insecure_mx_policy; 1589 1590 /* 1591 * SASL authentication support, SMTP server side. 1592 */ 1593 #define VAR_SMTPD_SASL_ENABLE "smtpd_sasl_auth_enable" 1594 #define DEF_SMTPD_SASL_ENABLE 0 1595 extern bool var_smtpd_sasl_enable; 1596 1597 #define VAR_SMTPD_SASL_AUTH_HDR "smtpd_sasl_authenticated_header" 1598 #define DEF_SMTPD_SASL_AUTH_HDR 0 1599 extern bool var_smtpd_sasl_auth_hdr; 1600 1601 #define VAR_SMTPD_SASL_OPTS "smtpd_sasl_security_options" 1602 #define DEF_SMTPD_SASL_OPTS "noanonymous" 1603 extern char *var_smtpd_sasl_opts; 1604 1605 #define VAR_SMTPD_SASL_PATH "smtpd_sasl_path" 1606 #define DEF_SMTPD_SASL_PATH "smtpd" 1607 extern char *var_smtpd_sasl_path; 1608 1609 #define VAR_SMTPD_SASL_SERVICE "smtpd_sasl_service" 1610 #define DEF_SMTPD_SASL_SERVICE "smtp" 1611 extern char *var_smtpd_sasl_service; 1612 1613 #define VAR_CYRUS_CONF_PATH "cyrus_sasl_config_path" 1614 #define DEF_CYRUS_CONF_PATH "" 1615 extern char *var_cyrus_conf_path; 1616 1617 #define VAR_SMTPD_SASL_TLS_OPTS "smtpd_sasl_tls_security_options" 1618 #define DEF_SMTPD_SASL_TLS_OPTS "$" VAR_SMTPD_SASL_OPTS 1619 extern char *var_smtpd_sasl_tls_opts; 1620 1621 #define VAR_SMTPD_SASL_REALM "smtpd_sasl_local_domain" 1622 #define DEF_SMTPD_SASL_REALM "" 1623 extern char *var_smtpd_sasl_realm; 1624 1625 #define VAR_SMTPD_SASL_EXCEPTIONS_NETWORKS "smtpd_sasl_exceptions_networks" 1626 #define DEF_SMTPD_SASL_EXCEPTIONS_NETWORKS "" 1627 extern char *var_smtpd_sasl_exceptions_networks; 1628 1629 #ifndef DEF_SERVER_SASL_TYPE 1630 #define DEF_SERVER_SASL_TYPE "cyrus" 1631 #endif 1632 1633 #define VAR_SMTPD_SASL_TYPE "smtpd_sasl_type" 1634 #define DEF_SMTPD_SASL_TYPE DEF_SERVER_SASL_TYPE 1635 extern char *var_smtpd_sasl_type; 1636 1637 #define VAR_SMTPD_SND_AUTH_MAPS "smtpd_sender_login_maps" 1638 #define DEF_SMTPD_SND_AUTH_MAPS "" 1639 extern char *var_smtpd_snd_auth_maps; 1640 1641 #define REJECT_SENDER_LOGIN_MISMATCH "reject_sender_login_mismatch" 1642 #define REJECT_AUTH_SENDER_LOGIN_MISMATCH \ 1643 "reject_authenticated_sender_login_mismatch" 1644 #define REJECT_KNOWN_SENDER_LOGIN_MISMATCH \ 1645 "reject_known_sender_login_mismatch" 1646 #define REJECT_UNAUTH_SENDER_LOGIN_MISMATCH \ 1647 "reject_unauthenticated_sender_login_mismatch" 1648 1649 /* 1650 * SASL authentication support, SMTP client side. 1651 */ 1652 #define VAR_SMTP_SASL_ENABLE "smtp_sasl_auth_enable" 1653 #define DEF_SMTP_SASL_ENABLE 0 1654 extern bool var_smtp_sasl_enable; 1655 1656 #define VAR_SMTP_SASL_PASSWD "smtp_sasl_password_maps" 1657 #define DEF_SMTP_SASL_PASSWD "" 1658 extern char *var_smtp_sasl_passwd; 1659 1660 #define VAR_SMTP_SASL_OPTS "smtp_sasl_security_options" 1661 #define DEF_SMTP_SASL_OPTS "noplaintext, noanonymous" 1662 extern char *var_smtp_sasl_opts; 1663 1664 #define VAR_SMTP_SASL_PATH "smtp_sasl_path" 1665 #define DEF_SMTP_SASL_PATH "" 1666 extern char *var_smtp_sasl_path; 1667 1668 #define VAR_SMTP_SASL_MECHS "smtp_sasl_mechanism_filter" 1669 #define DEF_SMTP_SASL_MECHS "" 1670 #define VAR_LMTP_SASL_MECHS "lmtp_sasl_mechanism_filter" 1671 #define DEF_LMTP_SASL_MECHS "" 1672 extern char *var_smtp_sasl_mechs; 1673 1674 #ifndef DEF_CLIENT_SASL_TYPE 1675 #define DEF_CLIENT_SASL_TYPE "cyrus" 1676 #endif 1677 1678 #define VAR_SMTP_SASL_TYPE "smtp_sasl_type" 1679 #define DEF_SMTP_SASL_TYPE DEF_CLIENT_SASL_TYPE 1680 #define VAR_LMTP_SASL_TYPE "lmtp_sasl_type" 1681 #define DEF_LMTP_SASL_TYPE DEF_CLIENT_SASL_TYPE 1682 extern char *var_smtp_sasl_type; 1683 1684 #define VAR_SMTP_SASL_TLS_OPTS "smtp_sasl_tls_security_options" 1685 #define DEF_SMTP_SASL_TLS_OPTS "$" VAR_SMTP_SASL_OPTS 1686 #define VAR_LMTP_SASL_TLS_OPTS "lmtp_sasl_tls_security_options" 1687 #define DEF_LMTP_SASL_TLS_OPTS "$" VAR_LMTP_SASL_OPTS 1688 extern char *var_smtp_sasl_tls_opts; 1689 1690 #define VAR_SMTP_SASL_TLSV_OPTS "smtp_sasl_tls_verified_security_options" 1691 #define DEF_SMTP_SASL_TLSV_OPTS "$" VAR_SMTP_SASL_TLS_OPTS 1692 #define VAR_LMTP_SASL_TLSV_OPTS "lmtp_sasl_tls_verified_security_options" 1693 #define DEF_LMTP_SASL_TLSV_OPTS "$" VAR_LMTP_SASL_TLS_OPTS 1694 extern char *var_smtp_sasl_tlsv_opts; 1695 1696 #define VAR_SMTP_DUMMY_MAIL_AUTH "smtp_send_dummy_mail_auth" 1697 #define DEF_SMTP_DUMMY_MAIL_AUTH 0 1698 extern bool var_smtp_dummy_mail_auth; 1699 1700 /* 1701 * LMTP server. The soft error limit determines how many errors an LMTP 1702 * client may make before we start to slow down; the hard error limit 1703 * determines after how many client errors we disconnect. 1704 */ 1705 #define VAR_LMTPD_BANNER "lmtpd_banner" 1706 #define DEF_LMTPD_BANNER "$myhostname $mail_name" 1707 extern char *var_lmtpd_banner; 1708 1709 #define VAR_LMTPD_TMOUT "lmtpd_timeout" 1710 #define DEF_LMTPD_TMOUT "300s" 1711 extern int var_lmtpd_tmout; 1712 1713 #define VAR_LMTPD_RCPT_LIMIT "lmtpd_recipient_limit" 1714 #define DEF_LMTPD_RCPT_LIMIT 1000 1715 extern int var_lmtpd_rcpt_limit; 1716 1717 #define VAR_LMTPD_SOFT_ERLIM "lmtpd_soft_error_limit" 1718 #define DEF_LMTPD_SOFT_ERLIM 10 1719 extern int var_lmtpd_soft_erlim; 1720 1721 #define VAR_LMTPD_HARD_ERLIM "lmtpd_hard_error_limit" 1722 #define DEF_LMTPD_HARD_ERLIM 100 1723 extern int var_lmtpd_hard_erlim; 1724 1725 #define VAR_LMTPD_ERR_SLEEP "lmtpd_error_sleep_time" 1726 #define DEF_LMTPD_ERR_SLEEP "5s" 1727 extern int var_lmtpd_err_sleep; 1728 1729 #define VAR_LMTPD_JUNK_CMD "lmtpd_junk_command_limit" 1730 #define DEF_LMTPD_JUNK_CMD 1000 1731 extern int var_lmtpd_junk_cmd_limit; 1732 1733 /* 1734 * SASL authentication support, LMTP server side. 1735 */ 1736 #define VAR_LMTPD_SASL_ENABLE "lmtpd_sasl_auth_enable" 1737 #define DEF_LMTPD_SASL_ENABLE 0 1738 extern bool var_lmtpd_sasl_enable; 1739 1740 #define VAR_LMTPD_SASL_OPTS "lmtpd_sasl_security_options" 1741 #define DEF_LMTPD_SASL_OPTS "noanonymous" 1742 extern char *var_lmtpd_sasl_opts; 1743 1744 #define VAR_LMTPD_SASL_REALM "lmtpd_sasl_local_domain" 1745 #define DEF_LMTPD_SASL_REALM "$myhostname" 1746 extern char *var_lmtpd_sasl_realm; 1747 1748 /* 1749 * SASL authentication support, LMTP client side. 1750 */ 1751 #define VAR_LMTP_SASL_ENABLE "lmtp_sasl_auth_enable" 1752 #define DEF_LMTP_SASL_ENABLE 0 1753 extern bool var_lmtp_sasl_enable; 1754 1755 #define VAR_LMTP_SASL_PASSWD "lmtp_sasl_password_maps" 1756 #define DEF_LMTP_SASL_PASSWD "" 1757 extern char *var_lmtp_sasl_passwd; 1758 1759 #define VAR_LMTP_SASL_OPTS "lmtp_sasl_security_options" 1760 #define DEF_LMTP_SASL_OPTS "noplaintext, noanonymous" 1761 extern char *var_lmtp_sasl_opts; 1762 1763 #define VAR_LMTP_SASL_PATH "lmtp_sasl_path" 1764 #define DEF_LMTP_SASL_PATH "" 1765 extern char *var_lmtp_sasl_path; 1766 1767 #define VAR_LMTP_DUMMY_MAIL_AUTH "lmtp_send_dummy_mail_auth" 1768 #define DEF_LMTP_DUMMY_MAIL_AUTH 0 1769 extern bool var_lmtp_dummy_mail_auth; 1770 1771 /* 1772 * SASL-based relay etc. control. 1773 */ 1774 #define PERMIT_SASL_AUTH "permit_sasl_authenticated" 1775 1776 #define VAR_CYRUS_SASL_AUTHZID "send_cyrus_sasl_authzid" 1777 #define DEF_CYRUS_SASL_AUTHZID 0 1778 extern int var_cyrus_sasl_authzid; 1779 1780 /* 1781 * Special handling of AUTH 535 failures. 1782 */ 1783 #define VAR_SMTP_SASL_AUTH_SOFT_BOUNCE "smtp_sasl_auth_soft_bounce" 1784 #define DEF_SMTP_SASL_AUTH_SOFT_BOUNCE 1 1785 #define VAR_LMTP_SASL_AUTH_SOFT_BOUNCE "lmtp_sasl_auth_soft_bounce" 1786 #define DEF_LMTP_SASL_AUTH_SOFT_BOUNCE 1 1787 extern bool var_smtp_sasl_auth_soft_bounce; 1788 1789 #define VAR_SMTP_SASL_AUTH_CACHE_NAME "smtp_sasl_auth_cache_name" 1790 #define DEF_SMTP_SASL_AUTH_CACHE_NAME "" 1791 #define VAR_LMTP_SASL_AUTH_CACHE_NAME "lmtp_sasl_auth_cache_name" 1792 #define DEF_LMTP_SASL_AUTH_CACHE_NAME "" 1793 extern char *var_smtp_sasl_auth_cache_name; 1794 1795 #define VAR_SMTP_SASL_AUTH_CACHE_TIME "smtp_sasl_auth_cache_time" 1796 #define DEF_SMTP_SASL_AUTH_CACHE_TIME "90d" 1797 #define VAR_LMTP_SASL_AUTH_CACHE_TIME "lmtp_sasl_auth_cache_time" 1798 #define DEF_LMTP_SASL_AUTH_CACHE_TIME "90d" 1799 extern int var_smtp_sasl_auth_cache_time; 1800 1801 /* 1802 * LMTP client. Timeouts inspired by RFC 1123. The LMTP recipient limit 1803 * determines how many recipient addresses the LMTP client sends along with 1804 * each message. Unfortunately, some mailers misbehave and disconnect (smap) 1805 * when given more recipients than they are willing to handle. 1806 */ 1807 #define VAR_LMTP_TCP_PORT "lmtp_tcp_port" 1808 #define DEF_LMTP_TCP_PORT "24" 1809 extern char *var_lmtp_tcp_port; 1810 1811 #define VAR_LMTP_ASSUME_FINAL "lmtp_assume_final" 1812 #define DEF_LMTP_ASSUME_FINAL 0 1813 extern bool var_lmtp_assume_final; 1814 1815 #define VAR_LMTP_CACHE_CONN "lmtp_cache_connection" 1816 #define DEF_LMTP_CACHE_CONN 1 1817 extern bool var_lmtp_cache_conn; 1818 1819 #define VAR_LMTP_SKIP_QUIT_RESP "lmtp_skip_quit_response" 1820 #define DEF_LMTP_SKIP_QUIT_RESP 0 1821 extern bool var_lmtp_skip_quit_resp; 1822 1823 #define VAR_LMTP_CONN_TMOUT "lmtp_connect_timeout" 1824 #define DEF_LMTP_CONN_TMOUT "0s" 1825 extern int var_lmtp_conn_tmout; 1826 1827 #define VAR_LMTP_RSET_TMOUT "lmtp_rset_timeout" 1828 #define DEF_LMTP_RSET_TMOUT "20s" 1829 extern int var_lmtp_rset_tmout; 1830 1831 #define VAR_LMTP_LHLO_TMOUT "lmtp_lhlo_timeout" 1832 #define DEF_LMTP_LHLO_TMOUT "300s" 1833 extern int var_lmtp_lhlo_tmout; 1834 1835 #define VAR_LMTP_XFWD_TMOUT "lmtp_xforward_timeout" 1836 #define DEF_LMTP_XFWD_TMOUT "300s" 1837 extern int var_lmtp_xfwd_tmout; 1838 1839 #define VAR_LMTP_MAIL_TMOUT "lmtp_mail_timeout" 1840 #define DEF_LMTP_MAIL_TMOUT "300s" 1841 extern int var_lmtp_mail_tmout; 1842 1843 #define VAR_LMTP_RCPT_TMOUT "lmtp_rcpt_timeout" 1844 #define DEF_LMTP_RCPT_TMOUT "300s" 1845 extern int var_lmtp_rcpt_tmout; 1846 1847 #define VAR_LMTP_DATA0_TMOUT "lmtp_data_init_timeout" 1848 #define DEF_LMTP_DATA0_TMOUT "120s" 1849 extern int var_lmtp_data0_tmout; 1850 1851 #define VAR_LMTP_DATA1_TMOUT "lmtp_data_xfer_timeout" 1852 #define DEF_LMTP_DATA1_TMOUT "180s" 1853 extern int var_lmtp_data1_tmout; 1854 1855 #define VAR_LMTP_DATA2_TMOUT "lmtp_data_done_timeout" 1856 #define DEF_LMTP_DATA2_TMOUT "600s" 1857 extern int var_lmtp_data2_tmout; 1858 1859 #define VAR_LMTP_QUIT_TMOUT "lmtp_quit_timeout" 1860 #define DEF_LMTP_QUIT_TMOUT "300s" 1861 extern int var_lmtp_quit_tmout; 1862 1863 #define VAR_LMTP_SEND_XFORWARD "lmtp_send_xforward_command" 1864 #define DEF_LMTP_SEND_XFORWARD 0 1865 extern bool var_lmtp_send_xforward; 1866 1867 /* 1868 * Cleanup service. Header info that exceeds $header_size_limit bytes or 1869 * $header_address_token_limit tokens is discarded. 1870 */ 1871 #define VAR_HOPCOUNT_LIMIT "hopcount_limit" 1872 #define DEF_HOPCOUNT_LIMIT 50 1873 extern int var_hopcount_limit; 1874 1875 #define VAR_HEADER_LIMIT "header_size_limit" 1876 #define DEF_HEADER_LIMIT 102400 1877 extern int var_header_limit; 1878 1879 #define VAR_TOKEN_LIMIT "header_address_token_limit" 1880 #define DEF_TOKEN_LIMIT 10240 1881 extern int var_token_limit; 1882 1883 #define VAR_VIRT_RECUR_LIMIT "virtual_alias_recursion_limit" 1884 #define DEF_VIRT_RECUR_LIMIT 1000 1885 extern int var_virt_recur_limit; 1886 1887 #define VAR_VIRT_EXPAN_LIMIT "virtual_alias_expansion_limit" 1888 #define DEF_VIRT_EXPAN_LIMIT 1000 1889 extern int var_virt_expan_limit; 1890 1891 #define VAR_VIRT_ADDRLEN_LIMIT "virtual_alias_address_length_limit" 1892 #define DEF_VIRT_ADDRLEN_LIMIT 1000 1893 extern int var_virt_addrlen_limit; 1894 1895 /* 1896 * Message/queue size limits. 1897 */ 1898 #define VAR_MESSAGE_LIMIT "message_size_limit" 1899 #define DEF_MESSAGE_LIMIT 10240000 1900 extern long var_message_limit; 1901 1902 #define VAR_QUEUE_MINFREE "queue_minfree" 1903 #define DEF_QUEUE_MINFREE 0 1904 extern int var_queue_minfree; 1905 1906 #define VAR_HEADER_CHECKS "header_checks" 1907 #define DEF_HEADER_CHECKS "" 1908 extern char *var_header_checks; 1909 1910 #define VAR_MIMEHDR_CHECKS "mime_header_checks" 1911 #define DEF_MIMEHDR_CHECKS "$header_checks" 1912 extern char *var_mimehdr_checks; 1913 1914 #define VAR_NESTHDR_CHECKS "nested_header_checks" 1915 #define DEF_NESTHDR_CHECKS "$header_checks" 1916 extern char *var_nesthdr_checks; 1917 1918 #define VAR_BODY_CHECKS "body_checks" 1919 #define DEF_BODY_CHECKS "" 1920 extern char *var_body_checks; 1921 1922 #define VAR_BODY_CHECK_LEN "body_checks_size_limit" 1923 #define DEF_BODY_CHECK_LEN (50*1024) 1924 extern int var_body_check_len; 1925 1926 /* 1927 * Bounce service: truncate bounce message that exceed $bounce_size_limit. 1928 */ 1929 #define VAR_BOUNCE_LIMIT "bounce_size_limit" 1930 #define DEF_BOUNCE_LIMIT 50000 1931 extern int var_bounce_limit; 1932 1933 /* 1934 * Bounce service: reserved sender address for double bounces. The local 1935 * delivery service discards undeliverable double bounces. 1936 */ 1937 #define VAR_DOUBLE_BOUNCE "double_bounce_sender" 1938 #define DEF_DOUBLE_BOUNCE "double-bounce" 1939 extern char *var_double_bounce_sender; 1940 1941 /* 1942 * When forking a process, how often to try and how long to wait. 1943 */ 1944 #define VAR_FORK_TRIES "fork_attempts" 1945 #define DEF_FORK_TRIES 5 1946 extern int var_fork_tries; 1947 1948 #define VAR_FORK_DELAY "fork_delay" 1949 #define DEF_FORK_DELAY "1s" 1950 extern int var_fork_delay; 1951 1952 /* 1953 * When locking a mailbox, how often to try and how long to wait. 1954 */ 1955 #define VAR_FLOCK_TRIES "deliver_lock_attempts" 1956 #define DEF_FLOCK_TRIES 20 1957 extern int var_flock_tries; 1958 1959 #define VAR_FLOCK_DELAY "deliver_lock_delay" 1960 #define DEF_FLOCK_DELAY "1s" 1961 extern int var_flock_delay; 1962 1963 #define VAR_FLOCK_STALE "stale_lock_time" 1964 #define DEF_FLOCK_STALE "500s" 1965 extern int var_flock_stale; 1966 1967 #define VAR_MAILTOOL_COMPAT "sun_mailtool_compatibility" 1968 #define DEF_MAILTOOL_COMPAT 0 1969 extern int var_mailtool_compat; 1970 1971 /* 1972 * How long a daemon command may take to receive or deliver a message etc. 1973 * before we assume it is wegded (should never happen). 1974 */ 1975 #define VAR_DAEMON_TIMEOUT "daemon_timeout" 1976 #define DEF_DAEMON_TIMEOUT "18000s" 1977 extern int var_daemon_timeout; 1978 1979 #define VAR_QMGR_DAEMON_TIMEOUT "qmgr_daemon_timeout" 1980 #define DEF_QMGR_DAEMON_TIMEOUT "1000s" 1981 extern int var_qmgr_daemon_timeout; 1982 1983 /* 1984 * How long an intra-mail command may take before we assume the mail system 1985 * is in deadlock (should never happen). 1986 */ 1987 #define VAR_IPC_TIMEOUT "ipc_timeout" 1988 #define DEF_IPC_TIMEOUT "3600s" 1989 extern int var_ipc_timeout; 1990 1991 #define VAR_QMGR_IPC_TIMEOUT "qmgr_ipc_timeout" 1992 #define DEF_QMGR_IPC_TIMEOUT "60s" 1993 extern int var_qmgr_ipc_timeout; 1994 1995 /* 1996 * Time limit on intra-mail triggers. 1997 */ 1998 #define VAR_TRIGGER_TIMEOUT "trigger_timeout" 1999 #define DEF_TRIGGER_TIMEOUT "10s" 2000 extern int var_trigger_timeout; 2001 2002 /* 2003 * SMTP server restrictions. What networks I am willing to relay from, what 2004 * domains I am willing to forward mail from or to, what clients I refuse to 2005 * talk to, and what domains I never want to see in the sender address. 2006 */ 2007 #define VAR_MYNETWORKS "mynetworks" 2008 extern char *var_mynetworks; 2009 2010 #define VAR_MYNETWORKS_STYLE "mynetworks_style" 2011 #define DEF_MYNETWORKS_STYLE "${{$compatibility_level} < {2} ? " \ 2012 "{" MYNETWORKS_STYLE_SUBNET "} : " \ 2013 "{" MYNETWORKS_STYLE_HOST "}}" 2014 extern char *var_mynetworks_style; 2015 2016 #define MYNETWORKS_STYLE_CLASS "class" 2017 #define MYNETWORKS_STYLE_SUBNET "subnet" 2018 #define MYNETWORKS_STYLE_HOST "host" 2019 2020 #define VAR_RELAY_DOMAINS "relay_domains" 2021 #define DEF_RELAY_DOMAINS "${{$compatibility_level} < {2} ? " \ 2022 "{$mydestination} : {}}" 2023 extern char *var_relay_domains; 2024 2025 #define VAR_RELAY_TRANSPORT "relay_transport" 2026 #define DEF_RELAY_TRANSPORT MAIL_SERVICE_RELAY 2027 extern char *var_relay_transport; 2028 2029 #define VAR_RELAY_RCPT_MAPS "relay_recipient_maps" 2030 #define DEF_RELAY_RCPT_MAPS "" 2031 extern char *var_relay_rcpt_maps; 2032 2033 #define VAR_RELAY_RCPT_CODE "unknown_relay_recipient_reject_code" 2034 #define DEF_RELAY_RCPT_CODE 550 2035 extern int var_relay_rcpt_code; 2036 2037 #define VAR_RELAY_CCERTS "relay_clientcerts" 2038 #define DEF_RELAY_CCERTS "" 2039 extern char *var_smtpd_relay_ccerts; 2040 2041 #define VAR_CLIENT_CHECKS "smtpd_client_restrictions" 2042 #define DEF_CLIENT_CHECKS "" 2043 extern char *var_client_checks; 2044 2045 #define VAR_HELO_REQUIRED "smtpd_helo_required" 2046 #define DEF_HELO_REQUIRED 0 2047 extern bool var_helo_required; 2048 2049 #define VAR_HELO_CHECKS "smtpd_helo_restrictions" 2050 #define DEF_HELO_CHECKS "" 2051 extern char *var_helo_checks; 2052 2053 #define VAR_MAIL_CHECKS "smtpd_sender_restrictions" 2054 #define DEF_MAIL_CHECKS "" 2055 extern char *var_mail_checks; 2056 2057 #define VAR_RELAY_CHECKS "smtpd_relay_restrictions" 2058 #define DEF_RELAY_CHECKS PERMIT_MYNETWORKS ", " \ 2059 PERMIT_SASL_AUTH ", " \ 2060 DEFER_UNAUTH_DEST 2061 extern char *var_relay_checks; 2062 2063 #define VAR_RCPT_CHECKS "smtpd_recipient_restrictions" 2064 #define DEF_RCPT_CHECKS "" 2065 extern char *var_rcpt_checks; 2066 2067 #define VAR_ETRN_CHECKS "smtpd_etrn_restrictions" 2068 #define DEF_ETRN_CHECKS "" 2069 extern char *var_etrn_checks; 2070 2071 #define VAR_DATA_CHECKS "smtpd_data_restrictions" 2072 #define DEF_DATA_CHECKS "" 2073 extern char *var_data_checks; 2074 2075 #define VAR_EOD_CHECKS "smtpd_end_of_data_restrictions" 2076 #define DEF_EOD_CHECKS "" 2077 extern char *var_eod_checks; 2078 2079 #define VAR_REST_CLASSES "smtpd_restriction_classes" 2080 #define DEF_REST_CLASSES "" 2081 extern char *var_rest_classes; 2082 2083 #define VAR_ALLOW_UNTRUST_ROUTE "allow_untrusted_routing" 2084 #define DEF_ALLOW_UNTRUST_ROUTE 0 2085 extern bool var_allow_untrust_route; 2086 2087 /* 2088 * Names of specific restrictions, and the corresponding configuration 2089 * parameters that control the status codes sent in response to rejected 2090 * requests. 2091 */ 2092 #define PERMIT_ALL "permit" 2093 #define REJECT_ALL "reject" 2094 #define VAR_REJECT_CODE "reject_code" 2095 #define DEF_REJECT_CODE 554 2096 extern int var_reject_code; 2097 2098 #define DEFER_ALL "defer" 2099 #define VAR_DEFER_CODE "defer_code" 2100 #define DEF_DEFER_CODE 450 2101 extern int var_defer_code; 2102 2103 #define DEFER_IF_PERMIT "defer_if_permit" 2104 #define DEFER_IF_REJECT "defer_if_reject" 2105 2106 #define VAR_REJECT_TMPF_ACT "reject_tempfail_action" 2107 #define DEF_REJECT_TMPF_ACT DEFER_IF_PERMIT 2108 extern char *var_reject_tmpf_act; 2109 2110 #define SLEEP "sleep" 2111 2112 #define REJECT_PLAINTEXT_SESSION "reject_plaintext_session" 2113 #define VAR_PLAINTEXT_CODE "plaintext_reject_code" 2114 #define DEF_PLAINTEXT_CODE 450 2115 extern int var_plaintext_code; 2116 2117 #define REJECT_UNKNOWN_CLIENT "reject_unknown_client" 2118 #define REJECT_UNKNOWN_CLIENT_HOSTNAME "reject_unknown_client_hostname" 2119 #define REJECT_UNKNOWN_REVERSE_HOSTNAME "reject_unknown_reverse_client_hostname" 2120 #define REJECT_UNKNOWN_FORWARD_HOSTNAME "reject_unknown_forward_client_hostname" 2121 #define VAR_UNK_CLIENT_CODE "unknown_client_reject_code" 2122 #define DEF_UNK_CLIENT_CODE 450 2123 extern int var_unk_client_code; 2124 2125 #define PERMIT_INET_INTERFACES "permit_inet_interfaces" 2126 2127 #define PERMIT_MYNETWORKS "permit_mynetworks" 2128 2129 #define PERMIT_NAKED_IP_ADDR "permit_naked_ip_address" 2130 2131 #define REJECT_INVALID_HELO_HOSTNAME "reject_invalid_helo_hostname" 2132 #define REJECT_INVALID_HOSTNAME "reject_invalid_hostname" 2133 #define VAR_BAD_NAME_CODE "invalid_hostname_reject_code" 2134 #define DEF_BAD_NAME_CODE 501 /* SYNTAX */ 2135 extern int var_bad_name_code; 2136 2137 #define REJECT_UNKNOWN_HELO_HOSTNAME "reject_unknown_helo_hostname" 2138 #define REJECT_UNKNOWN_HOSTNAME "reject_unknown_hostname" 2139 #define VAR_UNK_NAME_CODE "unknown_hostname_reject_code" 2140 #define DEF_UNK_NAME_CODE 450 2141 extern int var_unk_name_code; 2142 2143 #define VAR_UNK_NAME_TF_ACT "unknown_helo_hostname_tempfail_action" 2144 #define DEF_UNK_NAME_TF_ACT "$" VAR_REJECT_TMPF_ACT 2145 extern char *var_unk_name_tf_act; 2146 2147 #define REJECT_NON_FQDN_HELO_HOSTNAME "reject_non_fqdn_helo_hostname" 2148 #define REJECT_NON_FQDN_HOSTNAME "reject_non_fqdn_hostname" 2149 #define REJECT_NON_FQDN_SENDER "reject_non_fqdn_sender" 2150 #define REJECT_NON_FQDN_RCPT "reject_non_fqdn_recipient" 2151 #define VAR_NON_FQDN_CODE "non_fqdn_reject_code" 2152 #define DEF_NON_FQDN_CODE 504 /* POLICY */ 2153 extern int var_non_fqdn_code; 2154 2155 #define REJECT_UNKNOWN_SENDDOM "reject_unknown_sender_domain" 2156 #define REJECT_UNKNOWN_RCPTDOM "reject_unknown_recipient_domain" 2157 #define REJECT_UNKNOWN_ADDRESS "reject_unknown_address" 2158 #define REJECT_UNLISTED_SENDER "reject_unlisted_sender" 2159 #define REJECT_UNLISTED_RCPT "reject_unlisted_recipient" 2160 #define CHECK_RCPT_MAPS "check_recipient_maps" 2161 2162 #define VAR_UNK_ADDR_CODE "unknown_address_reject_code" 2163 #define DEF_UNK_ADDR_CODE 450 2164 extern int var_unk_addr_code; 2165 2166 #define VAR_UNK_ADDR_TF_ACT "unknown_address_tempfail_action" 2167 #define DEF_UNK_ADDR_TF_ACT "$" VAR_REJECT_TMPF_ACT 2168 extern char *var_unk_addr_tf_act; 2169 2170 #define VAR_SMTPD_REJ_UNL_FROM "smtpd_reject_unlisted_sender" 2171 #define DEF_SMTPD_REJ_UNL_FROM 0 2172 extern bool var_smtpd_rej_unl_from; 2173 2174 #define VAR_SMTPD_REJ_UNL_RCPT "smtpd_reject_unlisted_recipient" 2175 #define DEF_SMTPD_REJ_UNL_RCPT 1 2176 extern bool var_smtpd_rej_unl_rcpt; 2177 2178 #define REJECT_UNVERIFIED_RECIP "reject_unverified_recipient" 2179 #define VAR_UNV_RCPT_RCODE "unverified_recipient_reject_code" 2180 #define DEF_UNV_RCPT_RCODE 450 2181 extern int var_unv_rcpt_rcode; 2182 2183 #define REJECT_UNVERIFIED_SENDER "reject_unverified_sender" 2184 #define VAR_UNV_FROM_RCODE "unverified_sender_reject_code" 2185 #define DEF_UNV_FROM_RCODE 450 2186 extern int var_unv_from_rcode; 2187 2188 #define VAR_UNV_RCPT_DCODE "unverified_recipient_defer_code" 2189 #define DEF_UNV_RCPT_DCODE 450 2190 extern int var_unv_rcpt_dcode; 2191 2192 #define VAR_UNV_FROM_DCODE "unverified_sender_defer_code" 2193 #define DEF_UNV_FROM_DCODE 450 2194 extern int var_unv_from_dcode; 2195 2196 #define VAR_UNV_RCPT_TF_ACT "unverified_recipient_tempfail_action" 2197 #define DEF_UNV_RCPT_TF_ACT "$" VAR_REJECT_TMPF_ACT 2198 extern char *var_unv_rcpt_tf_act; 2199 2200 #define VAR_UNV_FROM_TF_ACT "unverified_sender_tempfail_action" 2201 #define DEF_UNV_FROM_TF_ACT "$" VAR_REJECT_TMPF_ACT 2202 extern char *var_unv_from_tf_act; 2203 2204 #define VAR_UNV_RCPT_WHY "unverified_recipient_reject_reason" 2205 #define DEF_UNV_RCPT_WHY "" 2206 extern char *var_unv_rcpt_why; 2207 2208 #define VAR_UNV_FROM_WHY "unverified_sender_reject_reason" 2209 #define DEF_UNV_FROM_WHY "" 2210 extern char *var_unv_from_why; 2211 2212 #define REJECT_MUL_RCPT_BOUNCE "reject_multi_recipient_bounce" 2213 #define VAR_MUL_RCPT_CODE "multi_recipient_bounce_reject_code" 2214 #define DEF_MUL_RCPT_CODE 550 2215 extern int var_mul_rcpt_code; 2216 2217 #define PERMIT_AUTH_DEST "permit_auth_destination" 2218 #define REJECT_UNAUTH_DEST "reject_unauth_destination" 2219 #define DEFER_UNAUTH_DEST "defer_unauth_destination" 2220 #define CHECK_RELAY_DOMAINS "check_relay_domains" 2221 #define PERMIT_TLS_CLIENTCERTS "permit_tls_clientcerts" 2222 #define PERMIT_TLS_ALL_CLIENTCERTS "permit_tls_all_clientcerts" 2223 #define VAR_RELAY_CODE "relay_domains_reject_code" 2224 #define DEF_RELAY_CODE 554 2225 extern int var_relay_code; 2226 2227 #define PERMIT_MX_BACKUP "permit_mx_backup" 2228 2229 #define VAR_PERM_MX_NETWORKS "permit_mx_backup_networks" 2230 #define DEF_PERM_MX_NETWORKS "" 2231 extern char *var_perm_mx_networks; 2232 2233 #define VAR_MAP_REJECT_CODE "access_map_reject_code" 2234 #define DEF_MAP_REJECT_CODE 554 2235 extern int var_map_reject_code; 2236 2237 #define VAR_MAP_DEFER_CODE "access_map_defer_code" 2238 #define DEF_MAP_DEFER_CODE 450 2239 extern int var_map_defer_code; 2240 2241 #define CHECK_CLIENT_ACL "check_client_access" 2242 #define CHECK_REVERSE_CLIENT_ACL "check_reverse_client_hostname_access" 2243 #define CHECK_CCERT_ACL "check_ccert_access" 2244 #define CHECK_SASL_ACL "check_sasl_access" 2245 #define CHECK_HELO_ACL "check_helo_access" 2246 #define CHECK_SENDER_ACL "check_sender_access" 2247 #define CHECK_RECIP_ACL "check_recipient_access" 2248 #define CHECK_ETRN_ACL "check_etrn_access" 2249 2250 #define CHECK_CLIENT_MX_ACL "check_client_mx_access" 2251 #define CHECK_REVERSE_CLIENT_MX_ACL "check_reverse_client_hostname_mx_access" 2252 #define CHECK_HELO_MX_ACL "check_helo_mx_access" 2253 #define CHECK_SENDER_MX_ACL "check_sender_mx_access" 2254 #define CHECK_RECIP_MX_ACL "check_recipient_mx_access" 2255 #define CHECK_CLIENT_NS_ACL "check_client_ns_access" 2256 #define CHECK_REVERSE_CLIENT_NS_ACL "check_reverse_client_hostname_ns_access" 2257 #define CHECK_HELO_NS_ACL "check_helo_ns_access" 2258 #define CHECK_SENDER_NS_ACL "check_sender_ns_access" 2259 #define CHECK_RECIP_NS_ACL "check_recipient_ns_access" 2260 #define CHECK_CLIENT_A_ACL "check_client_a_access" 2261 #define CHECK_REVERSE_CLIENT_A_ACL "check_reverse_client_hostname_a_access" 2262 #define CHECK_HELO_A_ACL "check_helo_a_access" 2263 #define CHECK_SENDER_A_ACL "check_sender_a_access" 2264 #define CHECK_RECIP_A_ACL "check_recipient_a_access" 2265 2266 #define WARN_IF_REJECT "warn_if_reject" 2267 2268 #define REJECT_RBL "reject_rbl" /* LaMont compatibility */ 2269 #define REJECT_RBL_CLIENT "reject_rbl_client" 2270 #define REJECT_RHSBL_CLIENT "reject_rhsbl_client" 2271 #define REJECT_RHSBL_REVERSE_CLIENT "reject_rhsbl_reverse_client" 2272 #define REJECT_RHSBL_HELO "reject_rhsbl_helo" 2273 #define REJECT_RHSBL_SENDER "reject_rhsbl_sender" 2274 #define REJECT_RHSBL_RECIPIENT "reject_rhsbl_recipient" 2275 2276 #define PERMIT_DNSWL_CLIENT "permit_dnswl_client" 2277 #define PERMIT_RHSWL_CLIENT "permit_rhswl_client" 2278 2279 #define VAR_RBL_REPLY_MAPS "rbl_reply_maps" 2280 #define DEF_RBL_REPLY_MAPS "" 2281 extern char *var_rbl_reply_maps; 2282 2283 #define VAR_DEF_RBL_REPLY "default_rbl_reply" 2284 #define DEF_DEF_RBL_REPLY "$rbl_code Service unavailable; $rbl_class [$rbl_what] blocked using $rbl_domain${rbl_reason?; $rbl_reason}" 2285 extern char *var_def_rbl_reply; 2286 2287 #define REJECT_MAPS_RBL "reject_maps_rbl" /* backwards compat */ 2288 #define VAR_MAPS_RBL_CODE "maps_rbl_reject_code" 2289 #define DEF_MAPS_RBL_CODE 554 2290 extern int var_maps_rbl_code; 2291 2292 #define VAR_MAPS_RBL_DOMAINS "maps_rbl_domains" /* backwards compat */ 2293 #define DEF_MAPS_RBL_DOMAINS "" 2294 extern char *var_maps_rbl_domains; 2295 2296 #define VAR_SMTPD_DELAY_REJECT "smtpd_delay_reject" 2297 #define DEF_SMTPD_DELAY_REJECT 1 2298 extern int var_smtpd_delay_reject; 2299 2300 #define REJECT_UNAUTH_PIPE "reject_unauth_pipelining" 2301 2302 #define VAR_SMTPD_NULL_KEY "smtpd_null_access_lookup_key" 2303 #define DEF_SMTPD_NULL_KEY "<>" 2304 extern char *var_smtpd_null_key; 2305 2306 #define VAR_SMTPD_EXP_FILTER "smtpd_expansion_filter" 2307 #define DEF_SMTPD_EXP_FILTER "\\t\\40!\"#$%&'()*+,-./0123456789:;<=>?@\ 2308 ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\\\]^_`\ 2309 abcdefghijklmnopqrstuvwxyz{|}~" 2310 extern char *var_smtpd_exp_filter; 2311 2312 #define VAR_SMTPD_PEERNAME_LOOKUP "smtpd_peername_lookup" 2313 #define DEF_SMTPD_PEERNAME_LOOKUP 1 2314 extern bool var_smtpd_peername_lookup; 2315 2316 /* 2317 * Heuristic to reject unknown local recipients at the SMTP port. 2318 */ 2319 #define VAR_LOCAL_RCPT_MAPS "local_recipient_maps" 2320 #define DEF_LOCAL_RCPT_MAPS "proxy:unix:passwd.byname $" VAR_ALIAS_MAPS 2321 extern char *var_local_rcpt_maps; 2322 2323 #define VAR_LOCAL_RCPT_CODE "unknown_local_recipient_reject_code" 2324 #define DEF_LOCAL_RCPT_CODE 550 2325 extern int var_local_rcpt_code; 2326 2327 /* 2328 * List of pre-approved maps that are OK to open with the proxymap service. 2329 */ 2330 #define VAR_PROXY_READ_MAPS "proxy_read_maps" 2331 #define DEF_PROXY_READ_MAPS "$" VAR_LOCAL_RCPT_MAPS \ 2332 " $" VAR_MYDEST \ 2333 " $" VAR_VIRT_ALIAS_MAPS \ 2334 " $" VAR_VIRT_ALIAS_DOMS \ 2335 " $" VAR_VIRT_MAILBOX_MAPS \ 2336 " $" VAR_VIRT_MAILBOX_DOMS \ 2337 " $" VAR_RELAY_RCPT_MAPS \ 2338 " $" VAR_RELAY_DOMAINS \ 2339 " $" VAR_CANONICAL_MAPS \ 2340 " $" VAR_SEND_CANON_MAPS \ 2341 " $" VAR_RCPT_CANON_MAPS \ 2342 " $" VAR_RELOCATED_MAPS \ 2343 " $" VAR_TRANSPORT_MAPS \ 2344 " $" VAR_MYNETWORKS \ 2345 " $" VAR_SMTPD_SND_AUTH_MAPS \ 2346 " $" VAR_SEND_BCC_MAPS \ 2347 " $" VAR_RCPT_BCC_MAPS \ 2348 " $" VAR_SMTP_GENERIC_MAPS \ 2349 " $" VAR_LMTP_GENERIC_MAPS \ 2350 " $" VAR_ALIAS_MAPS \ 2351 " $" VAR_CLIENT_CHECKS \ 2352 " $" VAR_HELO_CHECKS \ 2353 " $" VAR_MAIL_CHECKS \ 2354 " $" VAR_RELAY_CHECKS \ 2355 " $" VAR_RCPT_CHECKS 2356 extern char *var_proxy_read_maps; 2357 2358 #define VAR_PROXY_WRITE_MAPS "proxy_write_maps" 2359 #define DEF_PROXY_WRITE_MAPS "$" VAR_SMTP_SASL_AUTH_CACHE_NAME \ 2360 " $" VAR_LMTP_SASL_AUTH_CACHE_NAME \ 2361 " $" VAR_VERIFY_MAP \ 2362 " $" VAR_PSC_CACHE_MAP 2363 extern char *var_proxy_write_maps; 2364 2365 #define VAR_PROXY_READ_ACL "proxy_read_access_list" 2366 #define DEF_PROXY_READ_ACL "reject" 2367 extern char *var_proxy_read_acl; 2368 2369 #define VAR_PROXY_WRITE_ACL "proxy_write_access_list" 2370 #define DEF_PROXY_WRITE_ACL "reject" 2371 extern char *var_proxy_write_acl; 2372 2373 /* 2374 * Other. 2375 */ 2376 #define VAR_PROCNAME "process_name" 2377 extern char *var_procname; 2378 2379 #define VAR_PID "process_id" 2380 extern int var_pid; 2381 2382 #define VAR_DEBUG_COMMAND "debugger_command" 2383 2384 /* 2385 * Paranoia: save files instead of deleting them. 2386 */ 2387 #define VAR_DONT_REMOVE "dont_remove" 2388 #define DEF_DONT_REMOVE 0 2389 extern bool var_dont_remove; 2390 2391 /* 2392 * Paranoia: defer messages instead of bouncing them. 2393 */ 2394 #define VAR_SOFT_BOUNCE "soft_bounce" 2395 #define DEF_SOFT_BOUNCE 0 2396 extern bool var_soft_bounce; 2397 2398 /* 2399 * Give special treatment to owner- and -request. 2400 */ 2401 #define VAR_OWNREQ_SPECIAL "owner_request_special" 2402 #define DEF_OWNREQ_SPECIAL 1 2403 extern bool var_ownreq_special; 2404 2405 /* 2406 * Allow/disallow recipient addresses starting with `-'. 2407 */ 2408 #define VAR_ALLOW_MIN_USER "allow_min_user" 2409 #define DEF_ALLOW_MIN_USER 0 2410 extern bool var_allow_min_user; 2411 2412 extern void mail_params_init(void); 2413 2414 /* 2415 * Content inspection and filtering. 2416 */ 2417 #define VAR_FILTER_XPORT "content_filter" 2418 #define DEF_FILTER_XPORT "" 2419 extern char *var_filter_xport; 2420 2421 #define VAR_DEF_FILTER_NEXTHOP "default_filter_nexthop" 2422 #define DEF_DEF_FILTER_NEXTHOP "" 2423 extern char *var_def_filter_nexthop; 2424 2425 /* 2426 * Fast flush service support. 2427 */ 2428 #define VAR_FFLUSH_DOMAINS "fast_flush_domains" 2429 #define DEF_FFLUSH_DOMAINS "$relay_domains" 2430 extern char *var_fflush_domains; 2431 2432 #define VAR_FFLUSH_PURGE "fast_flush_purge_time" 2433 #define DEF_FFLUSH_PURGE "7d" 2434 extern int var_fflush_purge; 2435 2436 #define VAR_FFLUSH_REFRESH "fast_flush_refresh_time" 2437 #define DEF_FFLUSH_REFRESH "12h" 2438 extern int var_fflush_refresh; 2439 2440 /* 2441 * Environmental management - what Postfix imports from the external world, 2442 * and what Postfix exports to the external world. 2443 */ 2444 #define VAR_IMPORT_ENVIRON "import_environment" 2445 #define DEF_IMPORT_ENVIRON "MAIL_CONFIG MAIL_DEBUG MAIL_LOGTAG TZ XAUTHORITY DISPLAY LANG=C" 2446 extern char *var_import_environ; 2447 2448 #define VAR_EXPORT_ENVIRON "export_environment" 2449 #define DEF_EXPORT_ENVIRON "TZ MAIL_CONFIG LANG" 2450 extern char *var_export_environ; 2451 2452 /* 2453 * Tunables for the "virtual" local delivery agent 2454 */ 2455 #define VAR_VIRT_TRANSPORT "virtual_transport" 2456 #define DEF_VIRT_TRANSPORT MAIL_SERVICE_VIRTUAL 2457 extern char *var_virt_transport; 2458 2459 #define VAR_VIRT_MAILBOX_MAPS "virtual_mailbox_maps" 2460 #define DEF_VIRT_MAILBOX_MAPS "" 2461 extern char *var_virt_mailbox_maps; 2462 2463 #define VAR_VIRT_MAILBOX_DOMS "virtual_mailbox_domains" 2464 #define DEF_VIRT_MAILBOX_DOMS "$virtual_mailbox_maps" 2465 extern char *var_virt_mailbox_doms; 2466 2467 #define VAR_VIRT_MAILBOX_CODE "unknown_virtual_mailbox_reject_code" 2468 #define DEF_VIRT_MAILBOX_CODE 550 2469 extern int var_virt_mailbox_code; 2470 2471 #define VAR_VIRT_UID_MAPS "virtual_uid_maps" 2472 #define DEF_VIRT_UID_MAPS "" 2473 extern char *var_virt_uid_maps; 2474 2475 #define VAR_VIRT_GID_MAPS "virtual_gid_maps" 2476 #define DEF_VIRT_GID_MAPS "" 2477 extern char *var_virt_gid_maps; 2478 2479 #define VAR_VIRT_MINUID "virtual_minimum_uid" 2480 #define DEF_VIRT_MINUID 100 2481 extern int var_virt_minimum_uid; 2482 2483 #define VAR_VIRT_MAILBOX_BASE "virtual_mailbox_base" 2484 #define DEF_VIRT_MAILBOX_BASE "" 2485 extern char *var_virt_mailbox_base; 2486 2487 #define VAR_VIRT_MAILBOX_LIMIT "virtual_mailbox_limit" 2488 #define DEF_VIRT_MAILBOX_LIMIT (5 * DEF_MESSAGE_LIMIT) 2489 extern long var_virt_mailbox_limit; 2490 2491 #define VAR_VIRT_MAILBOX_LOCK "virtual_mailbox_lock" 2492 #define DEF_VIRT_MAILBOX_LOCK "fcntl, dotlock" 2493 extern char *var_virt_mailbox_lock; 2494 2495 /* 2496 * Distinct logging tag for multiple Postfix instances. 2497 */ 2498 #define VAR_SYSLOG_NAME "syslog_name" 2499 #if 1 2500 #define DEF_SYSLOG_NAME \ 2501 "${" VAR_MULTI_NAME "?{$" VAR_MULTI_NAME "}:{postfix}}" 2502 #else 2503 #define DEF_SYSLOG_NAME "postfix" 2504 #endif 2505 extern char *var_syslog_name; 2506 2507 /* 2508 * QMQPD 2509 */ 2510 #define VAR_QMQPD_CLIENTS "qmqpd_authorized_clients" 2511 #define DEF_QMQPD_CLIENTS "" 2512 extern char *var_qmqpd_clients; 2513 2514 #define VAR_QMTPD_TMOUT "qmqpd_timeout" 2515 #define DEF_QMTPD_TMOUT "300s" 2516 extern int var_qmqpd_timeout; 2517 2518 #define VAR_QMTPD_ERR_SLEEP "qmqpd_error_delay" 2519 #define DEF_QMTPD_ERR_SLEEP "1s" 2520 extern int var_qmqpd_err_sleep; 2521 2522 /* 2523 * VERP, more DJB intellectual cross-pollination. However, we prefer + as 2524 * the default recipient delimiter. 2525 */ 2526 #define VAR_VERP_DELIMS "default_verp_delimiters" 2527 #define DEF_VERP_DELIMS "+=" 2528 extern char *var_verp_delims; 2529 2530 #define VAR_VERP_FILTER "verp_delimiter_filter" 2531 #define DEF_VERP_FILTER "-=+" 2532 extern char *var_verp_filter; 2533 2534 #define VAR_VERP_BOUNCE_OFF "disable_verp_bounces" 2535 #define DEF_VERP_BOUNCE_OFF 0 2536 extern bool var_verp_bounce_off; 2537 2538 #define VAR_VERP_CLIENTS "smtpd_authorized_verp_clients" 2539 #define DEF_VERP_CLIENTS "$authorized_verp_clients" 2540 extern char *var_verp_clients; 2541 2542 /* 2543 * XCLIENT, for rule testing and fetchmail like apps. 2544 */ 2545 #define VAR_XCLIENT_HOSTS "smtpd_authorized_xclient_hosts" 2546 #define DEF_XCLIENT_HOSTS "" 2547 extern char *var_xclient_hosts; 2548 2549 /* 2550 * XFORWARD, for improved post-filter logging. 2551 */ 2552 #define VAR_XFORWARD_HOSTS "smtpd_authorized_xforward_hosts" 2553 #define DEF_XFORWARD_HOSTS "" 2554 extern char *var_xforward_hosts; 2555 2556 /* 2557 * Inbound mail flow control. This allows for a stiffer coupling between 2558 * receiving mail and sending mail. A sending process produces one token for 2559 * each message that it takes from the incoming queue; a receiving process 2560 * consumes one token for each message that it adds to the incoming queue. 2561 * When no token is available (Postfix receives more mail than it is able to 2562 * deliver) a receiving process pauses for $in_flow_delay seconds so that 2563 * the sending processes get a chance to access the disk. 2564 */ 2565 #define VAR_IN_FLOW_DELAY "in_flow_delay" 2566 #ifdef PIPES_CANT_FIONREAD 2567 #define DEF_IN_FLOW_DELAY "0s" 2568 #else 2569 #define DEF_IN_FLOW_DELAY "1s" 2570 #endif 2571 extern int var_in_flow_delay; 2572 2573 /* 2574 * Backwards compatibility: foo.com matches itself and names below foo.com. 2575 */ 2576 #define VAR_PAR_DOM_MATCH "parent_domain_matches_subdomains" 2577 #define DEF_PAR_DOM_MATCH VAR_DEBUG_PEER_LIST "," \ 2578 VAR_FFLUSH_DOMAINS "," \ 2579 VAR_MYNETWORKS "," \ 2580 VAR_PERM_MX_NETWORKS "," \ 2581 VAR_QMQPD_CLIENTS "," \ 2582 VAR_RELAY_DOMAINS "," \ 2583 SMTPD_ACCESS_MAPS 2584 extern char *var_par_dom_match; 2585 2586 #define SMTPD_ACCESS_MAPS "smtpd_access_maps" 2587 2588 /* 2589 * Run-time fault injection. 2590 */ 2591 #define VAR_FAULT_INJ_CODE "fault_injection_code" 2592 #define DEF_FAULT_INJ_CODE 0 2593 extern int var_fault_inj_code; 2594 2595 /* 2596 * Install/upgrade information. 2597 */ 2598 #define VAR_SENDMAIL_PATH "sendmail_path" 2599 #ifndef DEF_SENDMAIL_PATH 2600 #define DEF_SENDMAIL_PATH "/usr/sbin/sendmail" 2601 #endif 2602 2603 #define VAR_MAILQ_PATH "mailq_path" 2604 #ifndef DEF_MAILQ_PATH 2605 #define DEF_MAILQ_PATH "/usr/bin/mailq" 2606 #endif 2607 2608 #define VAR_NEWALIAS_PATH "newaliases_path" 2609 #ifndef DEF_NEWALIAS_PATH 2610 #define DEF_NEWALIAS_PATH "/usr/bin/newaliases" 2611 #endif 2612 2613 #define VAR_OPENSSL_PATH "openssl_path" 2614 #ifndef DEF_OPENSSL_PATH 2615 #define DEF_OPENSSL_PATH "openssl" 2616 #endif 2617 2618 #define VAR_MANPAGE_DIR "manpage_directory" 2619 #ifndef DEF_MANPAGE_DIR 2620 #define DEF_MANPAGE_DIR "/usr/local/man" 2621 #endif 2622 2623 #define VAR_SAMPLE_DIR "sample_directory" 2624 #ifndef DEF_SAMPLE_DIR 2625 #define DEF_SAMPLE_DIR DEF_CONFIG_DIR 2626 #endif 2627 2628 #define VAR_README_DIR "readme_directory" 2629 #ifndef DEF_README_DIR 2630 #define DEF_README_DIR "no" 2631 #endif 2632 2633 #define VAR_HTML_DIR "html_directory" 2634 #ifndef DEF_HTML_DIR 2635 #define DEF_HTML_DIR "no" 2636 #endif 2637 2638 /* 2639 * Safety: resolve the address with unquoted localpart (default, but 2640 * technically incorrect), instead of resolving the address with quoted 2641 * localpart (technically correct, but unsafe). The default prevents mail 2642 * relay loopholes with "user@domain"@domain when relaying mail to a 2643 * Sendmail system. 2644 */ 2645 #define VAR_RESOLVE_DEQUOTED "resolve_dequoted_address" 2646 #define DEF_RESOLVE_DEQUOTED 1 2647 extern bool var_resolve_dequoted; 2648 2649 #define VAR_RESOLVE_NULLDOM "resolve_null_domain" 2650 #define DEF_RESOLVE_NULLDOM 0 2651 extern bool var_resolve_nulldom; 2652 2653 #define VAR_RESOLVE_NUM_DOM "resolve_numeric_domain" 2654 #define DEF_RESOLVE_NUM_DOM 0 2655 extern bool var_resolve_num_dom; 2656 2657 /* 2658 * Service names. The transport (TCP, FIFO or UNIX-domain) type is frozen 2659 * because you cannot simply mix them, and accessibility (private/public) is 2660 * frozen for security reasons. We list only the internal services, not the 2661 * externally visible SMTP server, or the delivery agents that can already 2662 * be chosen via transport mappings etc. 2663 */ 2664 #define VAR_BOUNCE_SERVICE "bounce_service_name" 2665 #define DEF_BOUNCE_SERVICE MAIL_SERVICE_BOUNCE 2666 extern char *var_bounce_service; 2667 2668 #define VAR_CLEANUP_SERVICE "cleanup_service_name" 2669 #define DEF_CLEANUP_SERVICE MAIL_SERVICE_CLEANUP 2670 extern char *var_cleanup_service; 2671 2672 #define VAR_DEFER_SERVICE "defer_service_name" 2673 #define DEF_DEFER_SERVICE MAIL_SERVICE_DEFER 2674 extern char *var_defer_service; 2675 2676 #define VAR_PICKUP_SERVICE "pickup_service_name" 2677 #define DEF_PICKUP_SERVICE MAIL_SERVICE_PICKUP 2678 extern char *var_pickup_service; 2679 2680 #define VAR_QUEUE_SERVICE "queue_service_name" 2681 #define DEF_QUEUE_SERVICE MAIL_SERVICE_QUEUE 2682 extern char *var_queue_service; 2683 2684 /* XXX resolve does not exist as a separate service */ 2685 2686 #define VAR_REWRITE_SERVICE "rewrite_service_name" 2687 #define DEF_REWRITE_SERVICE MAIL_SERVICE_REWRITE 2688 extern char *var_rewrite_service; 2689 2690 #define VAR_SHOWQ_SERVICE "showq_service_name" 2691 #define DEF_SHOWQ_SERVICE MAIL_SERVICE_SHOWQ 2692 extern char *var_showq_service; 2693 2694 #define VAR_ERROR_SERVICE "error_service_name" 2695 #define DEF_ERROR_SERVICE MAIL_SERVICE_ERROR 2696 extern char *var_error_service; 2697 2698 #define VAR_FLUSH_SERVICE "flush_service_name" 2699 #define DEF_FLUSH_SERVICE MAIL_SERVICE_FLUSH 2700 extern char *var_flush_service; 2701 2702 /* 2703 * Session cache service. 2704 */ 2705 #define VAR_SCACHE_SERVICE "connection_cache_service_name" 2706 #define DEF_SCACHE_SERVICE "scache" 2707 extern char *var_scache_service; 2708 2709 #define VAR_SCACHE_PROTO_TMOUT "connection_cache_protocol_timeout" 2710 #define DEF_SCACHE_PROTO_TMOUT "5s" 2711 extern int var_scache_proto_tmout; 2712 2713 #define VAR_SCACHE_TTL_LIM "connection_cache_ttl_limit" 2714 #define DEF_SCACHE_TTL_LIM "2s" 2715 extern int var_scache_ttl_lim; 2716 2717 #define VAR_SCACHE_STAT_TIME "connection_cache_status_update_time" 2718 #define DEF_SCACHE_STAT_TIME "600s" 2719 extern int var_scache_stat_time; 2720 2721 #define VAR_VRFY_PEND_LIMIT "address_verify_pending_request_limit" 2722 #define DEF_VRFY_PEND_LIMIT (DEF_QMGR_ACT_LIMIT / 4) 2723 extern int var_vrfy_pend_limit; 2724 2725 /* 2726 * Address verification service. 2727 */ 2728 #define VAR_VERIFY_SERVICE "address_verify_service_name" 2729 #define DEF_VERIFY_SERVICE MAIL_SERVICE_VERIFY 2730 extern char *var_verify_service; 2731 2732 #define VAR_VERIFY_MAP "address_verify_map" 2733 #define DEF_VERIFY_MAP "btree:$data_directory/verify_cache" 2734 extern char *var_verify_map; 2735 2736 #define VAR_VERIFY_POS_EXP "address_verify_positive_expire_time" 2737 #define DEF_VERIFY_POS_EXP "31d" 2738 extern int var_verify_pos_exp; 2739 2740 #define VAR_VERIFY_POS_TRY "address_verify_positive_refresh_time" 2741 #define DEF_VERIFY_POS_TRY "7d" 2742 extern int var_verify_pos_try; 2743 2744 #define VAR_VERIFY_NEG_EXP "address_verify_negative_expire_time" 2745 #define DEF_VERIFY_NEG_EXP "3d" 2746 extern int var_verify_neg_exp; 2747 2748 #define VAR_VERIFY_NEG_TRY "address_verify_negative_refresh_time" 2749 #define DEF_VERIFY_NEG_TRY "3h" 2750 extern int var_verify_neg_try; 2751 2752 #define VAR_VERIFY_NEG_CACHE "address_verify_negative_cache" 2753 #define DEF_VERIFY_NEG_CACHE 1 2754 extern bool var_verify_neg_cache; 2755 2756 #define VAR_VERIFY_SCAN_CACHE "address_verify_cache_cleanup_interval" 2757 #define DEF_VERIFY_SCAN_CACHE "12h" 2758 extern int var_verify_scan_cache; 2759 2760 #define VAR_VERIFY_SENDER "address_verify_sender" 2761 #define DEF_VERIFY_SENDER "$" VAR_DOUBLE_BOUNCE 2762 extern char *var_verify_sender; 2763 2764 #define VAR_VERIFY_SENDER_TTL "address_verify_sender_ttl" 2765 #define DEF_VERIFY_SENDER_TTL "0s" 2766 extern int var_verify_sender_ttl; 2767 2768 #define VAR_VERIFY_POLL_COUNT "address_verify_poll_count" 2769 #define DEF_VERIFY_POLL_COUNT "${stress?{1}:{3}}" 2770 extern int var_verify_poll_count; 2771 2772 #define VAR_VERIFY_POLL_DELAY "address_verify_poll_delay" 2773 #define DEF_VERIFY_POLL_DELAY "3s" 2774 extern int var_verify_poll_delay; 2775 2776 #define VAR_VRFY_LOCAL_XPORT "address_verify_local_transport" 2777 #define DEF_VRFY_LOCAL_XPORT "$" VAR_LOCAL_TRANSPORT 2778 extern char *var_vrfy_local_xport; 2779 2780 #define VAR_VRFY_VIRT_XPORT "address_verify_virtual_transport" 2781 #define DEF_VRFY_VIRT_XPORT "$" VAR_VIRT_TRANSPORT 2782 extern char *var_vrfy_virt_xport; 2783 2784 #define VAR_VRFY_RELAY_XPORT "address_verify_relay_transport" 2785 #define DEF_VRFY_RELAY_XPORT "$" VAR_RELAY_TRANSPORT 2786 extern char *var_vrfy_relay_xport; 2787 2788 #define VAR_VRFY_DEF_XPORT "address_verify_default_transport" 2789 #define DEF_VRFY_DEF_XPORT "$" VAR_DEF_TRANSPORT 2790 extern char *var_vrfy_def_xport; 2791 2792 #define VAR_VRFY_SND_DEF_XPORT_MAPS "address_verify_" VAR_SND_DEF_XPORT_MAPS 2793 #define DEF_VRFY_SND_DEF_XPORT_MAPS "$" VAR_SND_DEF_XPORT_MAPS 2794 extern char *var_snd_def_xport_maps; 2795 2796 #define VAR_VRFY_RELAYHOST "address_verify_relayhost" 2797 #define DEF_VRFY_RELAYHOST "$" VAR_RELAYHOST 2798 extern char *var_vrfy_relayhost; 2799 2800 #define VAR_VRFY_RELAY_MAPS "address_verify_sender_dependent_relayhost_maps" 2801 #define DEF_VRFY_RELAY_MAPS "$" VAR_SND_RELAY_MAPS 2802 extern char *var_vrfy_relay_maps; 2803 2804 #define VAR_VRFY_XPORT_MAPS "address_verify_transport_maps" 2805 #define DEF_VRFY_XPORT_MAPS "$" VAR_TRANSPORT_MAPS 2806 extern char *var_vrfy_xport_maps; 2807 2808 #define SMTP_VRFY_TGT_RCPT "rcpt" 2809 #define SMTP_VRFY_TGT_DATA "data" 2810 #define VAR_LMTP_VRFY_TGT "lmtp_address_verify_target" 2811 #define DEF_LMTP_VRFY_TGT SMTP_VRFY_TGT_RCPT 2812 #define VAR_SMTP_VRFY_TGT "smtp_address_verify_target" 2813 #define DEF_SMTP_VRFY_TGT SMTP_VRFY_TGT_RCPT 2814 extern char *var_smtp_vrfy_tgt; 2815 2816 /* 2817 * Message delivery trace service. 2818 */ 2819 #define VAR_TRACE_SERVICE "trace_service_name" 2820 #define DEF_TRACE_SERVICE MAIL_SERVICE_TRACE 2821 extern char *var_trace_service; 2822 2823 /* 2824 * Proxymappers. 2825 */ 2826 #define VAR_PROXYMAP_SERVICE "proxymap_service_name" 2827 #define DEF_PROXYMAP_SERVICE MAIL_SERVICE_PROXYMAP 2828 extern char *var_proxymap_service; 2829 2830 #define VAR_PROXYWRITE_SERVICE "proxywrite_service_name" 2831 #define DEF_PROXYWRITE_SERVICE MAIL_SERVICE_PROXYWRITE 2832 extern char *var_proxywrite_service; 2833 2834 /* 2835 * Mailbox/maildir delivery errors that cause delivery to be tried again. 2836 */ 2837 #define VAR_MBX_DEFER_ERRS "mailbox_defer_errors" 2838 #define DEF_MBX_DEFER_ERRS "eagain, enospc, estale" 2839 extern char *var_mbx_defer_errs; 2840 2841 #define VAR_MDR_DEFER_ERRS "maildir_defer_errors" 2842 #define DEF_MDR_DEFER_ERRS "enospc, estale" 2843 extern char *var_mdr_defer_errs; 2844 2845 /* 2846 * Berkeley DB memory pool sizes. 2847 */ 2848 #define VAR_DB_CREATE_BUF "berkeley_db_create_buffer_size" 2849 #define DEF_DB_CREATE_BUF (16 * 1024 *1024) 2850 extern int var_db_create_buf; 2851 2852 #define VAR_DB_READ_BUF "berkeley_db_read_buffer_size" 2853 #define DEF_DB_READ_BUF (128 *1024) 2854 extern int var_db_read_buf; 2855 2856 /* 2857 * OpenLDAP LMDB settings. 2858 */ 2859 #define VAR_LMDB_MAP_SIZE "lmdb_map_size" 2860 #define DEF_LMDB_MAP_SIZE (16 * 1024 *1024) 2861 extern long var_lmdb_map_size; 2862 2863 /* 2864 * Named queue file attributes. 2865 */ 2866 #define VAR_QATTR_COUNT_LIMIT "queue_file_attribute_count_limit" 2867 #define DEF_QATTR_COUNT_LIMIT 100 2868 extern int var_qattr_count_limit; 2869 2870 /* 2871 * MIME support. 2872 */ 2873 #define VAR_MIME_MAXDEPTH "mime_nesting_limit" 2874 #define DEF_MIME_MAXDEPTH 100 2875 extern int var_mime_maxdepth; 2876 2877 #define VAR_MIME_BOUND_LEN "mime_boundary_length_limit" 2878 #define DEF_MIME_BOUND_LEN 2048 2879 extern int var_mime_bound_len; 2880 2881 #define VAR_DISABLE_MIME_INPUT "disable_mime_input_processing" 2882 #define DEF_DISABLE_MIME_INPUT 0 2883 extern bool var_disable_mime_input; 2884 2885 #define VAR_DISABLE_MIME_OCONV "disable_mime_output_conversion" 2886 #define DEF_DISABLE_MIME_OCONV 0 2887 extern bool var_disable_mime_oconv; 2888 2889 #define VAR_STRICT_8BITMIME "strict_8bitmime" 2890 #define DEF_STRICT_8BITMIME 0 2891 extern bool var_strict_8bitmime; 2892 2893 #define VAR_STRICT_7BIT_HDRS "strict_7bit_headers" 2894 #define DEF_STRICT_7BIT_HDRS 0 2895 extern bool var_strict_7bit_hdrs; 2896 2897 #define VAR_STRICT_8BIT_BODY "strict_8bitmime_body" 2898 #define DEF_STRICT_8BIT_BODY 0 2899 extern bool var_strict_8bit_body; 2900 2901 #define VAR_STRICT_ENCODING "strict_mime_encoding_domain" 2902 #define DEF_STRICT_ENCODING 0 2903 extern bool var_strict_encoding; 2904 2905 #define VAR_AUTO_8BIT_ENC_HDR "detect_8bit_encoding_header" 2906 #define DEF_AUTO_8BIT_ENC_HDR 1 2907 extern int var_auto_8bit_enc_hdr; 2908 2909 /* 2910 * Bizarre. 2911 */ 2912 #define VAR_SENDER_ROUTING "sender_based_routing" 2913 #define DEF_SENDER_ROUTING 0 2914 extern bool var_sender_routing; 2915 2916 #define VAR_XPORT_NULL_KEY "transport_null_address_lookup_key" 2917 #define DEF_XPORT_NULL_KEY "<>" 2918 extern char *var_xport_null_key; 2919 2920 /* 2921 * Bounce service controls. 2922 */ 2923 #define VAR_OLDLOG_COMPAT "backwards_bounce_logfile_compatibility" 2924 #define DEF_OLDLOG_COMPAT 1 2925 extern bool var_oldlog_compat; 2926 2927 /* 2928 * SMTPD content proxy. 2929 */ 2930 #define VAR_SMTPD_PROXY_FILT "smtpd_proxy_filter" 2931 #define DEF_SMTPD_PROXY_FILT "" 2932 extern char *var_smtpd_proxy_filt; 2933 2934 #define VAR_SMTPD_PROXY_EHLO "smtpd_proxy_ehlo" 2935 #define DEF_SMTPD_PROXY_EHLO "$" VAR_MYHOSTNAME 2936 extern char *var_smtpd_proxy_ehlo; 2937 2938 #define VAR_SMTPD_PROXY_TMOUT "smtpd_proxy_timeout" 2939 #define DEF_SMTPD_PROXY_TMOUT "100s" 2940 extern int var_smtpd_proxy_tmout; 2941 2942 #define VAR_SMTPD_PROXY_OPTS "smtpd_proxy_options" 2943 #define DEF_SMTPD_PROXY_OPTS "" 2944 extern char *var_smtpd_proxy_opts; 2945 2946 /* 2947 * Transparency options for mail input interfaces and for the cleanup server 2948 * behind them. These should turn off stuff we don't want to happen, because 2949 * the default is to do a lot of things. 2950 */ 2951 #define VAR_INPUT_TRANSP "receive_override_options" 2952 #define DEF_INPUT_TRANSP "" 2953 extern char *var_smtpd_input_transp; 2954 2955 /* 2956 * SMTP server policy delegation. 2957 */ 2958 #define VAR_SMTPD_POLICY_TMOUT "smtpd_policy_service_timeout" 2959 #define DEF_SMTPD_POLICY_TMOUT "100s" 2960 extern int var_smtpd_policy_tmout; 2961 2962 #define VAR_SMTPD_POLICY_REQ_LIMIT "smtpd_policy_service_request_limit" 2963 #define DEF_SMTPD_POLICY_REQ_LIMIT 0 2964 extern int var_smtpd_policy_req_limit; 2965 2966 #define VAR_SMTPD_POLICY_IDLE "smtpd_policy_service_max_idle" 2967 #define DEF_SMTPD_POLICY_IDLE "300s" 2968 extern int var_smtpd_policy_idle; 2969 2970 #define VAR_SMTPD_POLICY_TTL "smtpd_policy_service_max_ttl" 2971 #define DEF_SMTPD_POLICY_TTL "1000s" 2972 extern int var_smtpd_policy_ttl; 2973 2974 #define VAR_SMTPD_POLICY_TRY_LIMIT "smtpd_policy_service_try_limit" 2975 #define DEF_SMTPD_POLICY_TRY_LIMIT 2 2976 extern int var_smtpd_policy_try_limit; 2977 2978 #define VAR_SMTPD_POLICY_TRY_DELAY "smtpd_policy_service_retry_delay" 2979 #define DEF_SMTPD_POLICY_TRY_DELAY "1s" 2980 extern int var_smtpd_policy_try_delay; 2981 2982 #define VAR_SMTPD_POLICY_DEF_ACTION "smtpd_policy_service_default_action" 2983 #define DEF_SMTPD_POLICY_DEF_ACTION "451 4.3.5 Server configuration problem" 2984 extern char *var_smtpd_policy_def_action; 2985 2986 #define VAR_SMTPD_POLICY_CONTEXT "smtpd_policy_service_policy_context" 2987 #define DEF_SMTPD_POLICY_CONTEXT "" 2988 extern char *var_smtpd_policy_context; 2989 2990 #define CHECK_POLICY_SERVICE "check_policy_service" 2991 2992 /* 2993 * Client rate control. 2994 */ 2995 #define VAR_SMTPD_CRATE_LIMIT "smtpd_client_connection_rate_limit" 2996 #define DEF_SMTPD_CRATE_LIMIT 0 2997 extern int var_smtpd_crate_limit; 2998 2999 #define VAR_SMTPD_CCONN_LIMIT "smtpd_client_connection_count_limit" 3000 #define DEF_SMTPD_CCONN_LIMIT ((DEF_PROC_LIMIT + 1) / 2) 3001 extern int var_smtpd_cconn_limit; 3002 3003 #define VAR_SMTPD_CMAIL_LIMIT "smtpd_client_message_rate_limit" 3004 #define DEF_SMTPD_CMAIL_LIMIT 0 3005 extern int var_smtpd_cmail_limit; 3006 3007 #define VAR_SMTPD_CRCPT_LIMIT "smtpd_client_recipient_rate_limit" 3008 #define DEF_SMTPD_CRCPT_LIMIT 0 3009 extern int var_smtpd_crcpt_limit; 3010 3011 #define VAR_SMTPD_CNTLS_LIMIT "smtpd_client_new_tls_session_rate_limit" 3012 #define DEF_SMTPD_CNTLS_LIMIT 0 3013 extern int var_smtpd_cntls_limit; 3014 3015 #define VAR_SMTPD_CAUTH_LIMIT "smtpd_client_auth_rate_limit" 3016 #define DEF_SMTPD_CAUTH_LIMIT 0 3017 extern int var_smtpd_cauth_limit; 3018 3019 #define VAR_SMTPD_HOGGERS "smtpd_client_event_limit_exceptions" 3020 #define DEF_SMTPD_HOGGERS "${smtpd_client_connection_limit_exceptions:$" VAR_MYNETWORKS "}" 3021 extern char *var_smtpd_hoggers; 3022 3023 #define VAR_ANVIL_TIME_UNIT "anvil_rate_time_unit" 3024 #define DEF_ANVIL_TIME_UNIT "60s" 3025 extern int var_anvil_time_unit; 3026 3027 #define VAR_ANVIL_STAT_TIME "anvil_status_update_time" 3028 #define DEF_ANVIL_STAT_TIME "600s" 3029 extern int var_anvil_stat_time; 3030 3031 /* 3032 * Temporary stop gap. 3033 */ 3034 #if 0 3035 #include <anvil_clnt.h> 3036 3037 #define VAR_ANVIL_SERVICE "client_connection_rate_service_name" 3038 #define DEF_ANVIL_SERVICE "local:" ANVIL_CLASS "/" ANVIL_SERVICE 3039 extern char *var_anvil_service; 3040 3041 #endif 3042 3043 /* 3044 * What domain names to assume when no valid domain context exists. 3045 */ 3046 #define VAR_REM_RWR_DOMAIN "remote_header_rewrite_domain" 3047 #define DEF_REM_RWR_DOMAIN "" 3048 extern char *var_remote_rwr_domain; 3049 3050 #define CHECK_ADDR_MAP "check_address_map" 3051 3052 #define VAR_LOC_RWR_CLIENTS "local_header_rewrite_clients" 3053 #define DEF_LOC_RWR_CLIENTS PERMIT_INET_INTERFACES 3054 extern char *var_local_rwr_clients; 3055 3056 /* 3057 * EHLO keyword filter. 3058 */ 3059 #define VAR_SMTPD_EHLO_DIS_WORDS "smtpd_discard_ehlo_keywords" 3060 #define DEF_SMTPD_EHLO_DIS_WORDS "" 3061 extern char *var_smtpd_ehlo_dis_words; 3062 3063 #define VAR_SMTPD_EHLO_DIS_MAPS "smtpd_discard_ehlo_keyword_address_maps" 3064 #define DEF_SMTPD_EHLO_DIS_MAPS "" 3065 extern char *var_smtpd_ehlo_dis_maps; 3066 3067 #define VAR_SMTP_EHLO_DIS_WORDS "smtp_discard_ehlo_keywords" 3068 #define DEF_SMTP_EHLO_DIS_WORDS "" 3069 #define VAR_LMTP_EHLO_DIS_WORDS "lmtp_discard_lhlo_keywords" 3070 #define DEF_LMTP_EHLO_DIS_WORDS "" 3071 extern char *var_smtp_ehlo_dis_words; 3072 3073 #define VAR_SMTP_EHLO_DIS_MAPS "smtp_discard_ehlo_keyword_address_maps" 3074 #define DEF_SMTP_EHLO_DIS_MAPS "" 3075 #define VAR_LMTP_EHLO_DIS_MAPS "lmtp_discard_lhlo_keyword_address_maps" 3076 #define DEF_LMTP_EHLO_DIS_MAPS "" 3077 extern char *var_smtp_ehlo_dis_maps; 3078 3079 /* 3080 * gcc workaround for warnings about empty or null format strings. 3081 */ 3082 extern const char null_format_string[1]; 3083 3084 /* 3085 * Characters to reject or strip. 3086 */ 3087 #define VAR_MSG_REJECT_CHARS "message_reject_characters" 3088 #define DEF_MSG_REJECT_CHARS "" 3089 extern char *var_msg_reject_chars; 3090 3091 #define VAR_MSG_STRIP_CHARS "message_strip_characters" 3092 #define DEF_MSG_STRIP_CHARS "" 3093 extern char *var_msg_strip_chars; 3094 3095 /* 3096 * Local forwarding complexity controls. 3097 */ 3098 #define VAR_FROZEN_DELIVERED "frozen_delivered_to" 3099 #define DEF_FROZEN_DELIVERED 1 3100 extern bool var_frozen_delivered; 3101 3102 #define VAR_RESET_OWNER_ATTR "reset_owner_alias" 3103 #define DEF_RESET_OWNER_ATTR 0 3104 extern bool var_reset_owner_attr; 3105 3106 /* 3107 * Delay logging time roundup. 3108 */ 3109 #define VAR_DELAY_MAX_RES "delay_logging_resolution_limit" 3110 #define MAX_DELAY_MAX_RES 6 3111 #define DEF_DELAY_MAX_RES 2 3112 #define MIN_DELAY_MAX_RES 0 3113 extern int var_delay_max_res; 3114 3115 /* 3116 * Bounce message templates. 3117 */ 3118 #define VAR_BOUNCE_TMPL "bounce_template_file" 3119 #define DEF_BOUNCE_TMPL "" 3120 extern char *var_bounce_tmpl; 3121 3122 /* 3123 * Sender-dependent authentication. 3124 */ 3125 #define VAR_SMTP_SENDER_AUTH "smtp_sender_dependent_authentication" 3126 #define DEF_SMTP_SENDER_AUTH 0 3127 #define VAR_LMTP_SENDER_AUTH "lmtp_sender_dependent_authentication" 3128 #define DEF_LMTP_SENDER_AUTH 0 3129 extern bool var_smtp_sender_auth; 3130 3131 /* 3132 * Allow CNAME lookup result to override the server hostname. 3133 */ 3134 #define VAR_SMTP_CNAME_OVERR "smtp_cname_overrides_servername" 3135 #define DEF_SMTP_CNAME_OVERR 0 3136 #define VAR_LMTP_CNAME_OVERR "lmtp_cname_overrides_servername" 3137 #define DEF_LMTP_CNAME_OVERR 0 3138 extern bool var_smtp_cname_overr; 3139 3140 /* 3141 * TLS cipherlists 3142 */ 3143 #ifdef USE_TLS 3144 #include <openssl/opensslv.h> 3145 #if OPENSSL_VERSION_NUMBER >= 0x1000000fL 3146 #define PREFER_aNULL "aNULL:-aNULL:" 3147 #else 3148 #define PREFER_aNULL "" 3149 #endif 3150 #else 3151 #define PREFER_aNULL "" 3152 #endif 3153 3154 #define VAR_TLS_HIGH_CLIST "tls_high_cipherlist" 3155 #define DEF_TLS_HIGH_CLIST PREFER_aNULL "HIGH:@STRENGTH" 3156 extern char *var_tls_high_clist; 3157 3158 #define VAR_TLS_MEDIUM_CLIST "tls_medium_cipherlist" 3159 #define DEF_TLS_MEDIUM_CLIST PREFER_aNULL "HIGH:MEDIUM:+RC4:@STRENGTH" 3160 extern char *var_tls_medium_clist; 3161 3162 #define VAR_TLS_LOW_CLIST "tls_low_cipherlist" 3163 #define DEF_TLS_LOW_CLIST PREFER_aNULL "HIGH:MEDIUM:LOW:+RC4:@STRENGTH" 3164 extern char *var_tls_low_clist; 3165 3166 #define VAR_TLS_EXPORT_CLIST "tls_export_cipherlist" 3167 #define DEF_TLS_EXPORT_CLIST PREFER_aNULL "HIGH:MEDIUM:LOW:EXPORT:+RC4:@STRENGTH" 3168 extern char *var_tls_export_clist; 3169 3170 #define VAR_TLS_NULL_CLIST "tls_null_cipherlist" 3171 #define DEF_TLS_NULL_CLIST "eNULL:!aNULL" 3172 extern char *var_tls_null_clist; 3173 3174 #define VAR_TLS_EECDH_STRONG "tls_eecdh_strong_curve" 3175 #define DEF_TLS_EECDH_STRONG "prime256v1" 3176 extern char *var_tls_eecdh_strong; 3177 3178 #define VAR_TLS_EECDH_ULTRA "tls_eecdh_ultra_curve" 3179 #define DEF_TLS_EECDH_ULTRA "secp384r1" 3180 extern char *var_tls_eecdh_ultra; 3181 3182 #define VAR_TLS_PREEMPT_CLIST "tls_preempt_cipherlist" 3183 #define DEF_TLS_PREEMPT_CLIST 0 3184 extern bool var_tls_preempt_clist; 3185 3186 #define VAR_TLS_MULTI_WILDCARD "tls_wildcard_matches_multiple_labels" 3187 #define DEF_TLS_MULTI_WILDCARD 1 3188 extern bool var_tls_multi_wildcard; 3189 3190 /* The tweak for CVE-2010-4180 is needed in some versions prior to 1.0.1 */ 3191 /* The tweak for CVE-2005-2969 is needed in some versions prior to 1.0.0 */ 3192 #if defined(USE_TLS) && (OPENSSL_VERSION_NUMBER < 0x1000100fL) 3193 #if (OPENSSL_VERSION_NUMBER < 0x1000000fL) 3194 #define TLS_BUG_TWEAKS "CVE-2005-2969 CVE-2010-4180" 3195 #else 3196 #define TLS_BUG_TWEAKS "CVE-2010-4180" 3197 #endif 3198 #else 3199 #define TLS_BUG_TWEAKS "" 3200 #endif 3201 3202 #define VAR_TLS_BUG_TWEAKS "tls_disable_workarounds" 3203 #define DEF_TLS_BUG_TWEAKS TLS_BUG_TWEAKS 3204 extern char *var_tls_bug_tweaks; 3205 3206 #define VAR_TLS_SSL_OPTIONS "tls_ssl_options" 3207 #define DEF_TLS_SSL_OPTIONS "" 3208 extern char *var_tls_ssl_options; 3209 3210 #define VAR_TLS_TKT_CIPHER "tls_session_ticket_cipher" 3211 #define DEF_TLS_TKT_CIPHER "aes-256-cbc" 3212 extern char *var_tls_tkt_cipher; 3213 3214 #define VAR_TLS_BC_PKEY_FPRINT "tls_legacy_public_key_fingerprints" 3215 #define DEF_TLS_BC_PKEY_FPRINT 0 3216 extern bool var_tls_bc_pkey_fprint; 3217 3218 /* 3219 * Ordered list of DANE digest algorithms. 3220 */ 3221 #define TLS_DANE_AGILITY_OFF "off" 3222 #define TLS_DANE_AGILITY_ON "on" 3223 #define TLS_DANE_AGILITY_MAYBE "maybe" 3224 #define VAR_TLS_DANE_AGILITY "tls_dane_digest_agility" 3225 #define DEF_TLS_DANE_AGILITY TLS_DANE_AGILITY_ON 3226 extern char *var_tls_dane_agility; 3227 3228 /* 3229 * Ordered list of DANE digest algorithms. 3230 */ 3231 #define VAR_TLS_DANE_DIGESTS "tls_dane_digests" 3232 #define DEF_TLS_DANE_DIGESTS "sha512 sha256" 3233 extern char *var_tls_dane_digests; 3234 3235 /* 3236 * External interface for enabling trust-anchor digests, which are risky 3237 * when the corresponding certificate is missing from the peer chain (this 3238 * can't happen with the leaf certificate). 3239 */ 3240 #define VAR_TLS_DANE_TAA_DGST "tls_dane_trust_anchor_digest_enable" 3241 #define DEF_TLS_DANE_TAA_DGST 1 3242 extern bool var_tls_dane_taa_dgst; 3243 3244 /* 3245 * Sendmail-style mail filter support. 3246 */ 3247 #define VAR_SMTPD_MILTERS "smtpd_milters" 3248 #define DEF_SMTPD_MILTERS "" 3249 extern char *var_smtpd_milters; 3250 3251 #define VAR_CLEANUP_MILTERS "non_smtpd_milters" 3252 #define DEF_CLEANUP_MILTERS "" 3253 extern char *var_cleanup_milters; 3254 3255 #define VAR_MILT_DEF_ACTION "milter_default_action" 3256 #define DEF_MILT_DEF_ACTION "tempfail" 3257 extern char *var_milt_def_action; 3258 3259 #define VAR_MILT_CONN_MACROS "milter_connect_macros" 3260 #define DEF_MILT_CONN_MACROS "j {daemon_name} v" 3261 extern char *var_milt_conn_macros; 3262 3263 #define VAR_MILT_HELO_MACROS "milter_helo_macros" 3264 #define DEF_MILT_HELO_MACROS "{tls_version} {cipher} {cipher_bits}" \ 3265 " {cert_subject} {cert_issuer}" 3266 extern char *var_milt_helo_macros; 3267 3268 #define VAR_MILT_MAIL_MACROS "milter_mail_macros" 3269 #define DEF_MILT_MAIL_MACROS "i {auth_type} {auth_authen}" \ 3270 " {auth_author} {mail_addr}" \ 3271 " {mail_host} {mail_mailer}" 3272 extern char *var_milt_mail_macros; 3273 3274 #define VAR_MILT_RCPT_MACROS "milter_rcpt_macros" 3275 #define DEF_MILT_RCPT_MACROS "i {rcpt_addr} {rcpt_host}" \ 3276 " {rcpt_mailer}" 3277 extern char *var_milt_rcpt_macros; 3278 3279 #define VAR_MILT_DATA_MACROS "milter_data_macros" 3280 #define DEF_MILT_DATA_MACROS "i" 3281 extern char *var_milt_data_macros; 3282 3283 #define VAR_MILT_UNK_MACROS "milter_unknown_command_macros" 3284 #define DEF_MILT_UNK_MACROS "" 3285 extern char *var_milt_unk_macros; 3286 3287 #define VAR_MILT_EOH_MACROS "milter_end_of_header_macros" 3288 #define DEF_MILT_EOH_MACROS "i" 3289 extern char *var_milt_eoh_macros; 3290 3291 #define VAR_MILT_EOD_MACROS "milter_end_of_data_macros" 3292 #define DEF_MILT_EOD_MACROS "i" 3293 extern char *var_milt_eod_macros; 3294 3295 #define VAR_MILT_CONN_TIME "milter_connect_timeout" 3296 #define DEF_MILT_CONN_TIME "30s" 3297 extern int var_milt_conn_time; 3298 3299 #define VAR_MILT_CMD_TIME "milter_command_timeout" 3300 #define DEF_MILT_CMD_TIME "30s" 3301 extern int var_milt_cmd_time; 3302 3303 #define VAR_MILT_MSG_TIME "milter_content_timeout" 3304 #define DEF_MILT_MSG_TIME "300s" 3305 extern int var_milt_msg_time; 3306 3307 #define VAR_MILT_PROTOCOL "milter_protocol" 3308 #define DEF_MILT_PROTOCOL "6" 3309 extern char *var_milt_protocol; 3310 3311 #define VAR_MILT_DEF_ACTION "milter_default_action" 3312 #define DEF_MILT_DEF_ACTION "tempfail" 3313 extern char *var_milt_def_action; 3314 3315 #define VAR_MILT_DAEMON_NAME "milter_macro_daemon_name" 3316 #define DEF_MILT_DAEMON_NAME "$" VAR_MYHOSTNAME 3317 extern char *var_milt_daemon_name; 3318 3319 #define VAR_MILT_V "milter_macro_v" 3320 #define DEF_MILT_V "$" VAR_MAIL_NAME " $" VAR_MAIL_VERSION 3321 extern char *var_milt_v; 3322 3323 #define VAR_MILT_HEAD_CHECKS "milter_header_checks" 3324 #define DEF_MILT_HEAD_CHECKS "" 3325 extern char *var_milt_head_checks; 3326 3327 #define VAR_MILT_MACRO_DEFLTS "milter_macro_defaults" 3328 #define DEF_MILT_MACRO_DEFLTS "" 3329 extern char *var_milt_macro_deflts; 3330 3331 /* 3332 * What internal mail do we inspect/stamp/etc.? This is not yet safe enough 3333 * to enable world-wide. 3334 */ 3335 #define INT_FILT_CLASS_NONE "" 3336 #define INT_FILT_CLASS_NOTIFY "notify" 3337 #define INT_FILT_CLASS_BOUNCE "bounce" 3338 3339 #define VAR_INT_FILT_CLASSES "internal_mail_filter_classes" 3340 #define DEF_INT_FILT_CLASSES INT_FILT_CLASS_NONE 3341 extern char *var_int_filt_classes; 3342 3343 /* 3344 * This could break logfile processors, so it's off by default. 3345 */ 3346 #define VAR_SMTPD_CLIENT_PORT_LOG "smtpd_client_port_logging" 3347 #define DEF_SMTPD_CLIENT_PORT_LOG 0 3348 extern bool var_smtpd_client_port_log; 3349 3350 #define VAR_QMQPD_CLIENT_PORT_LOG "qmqpd_client_port_logging" 3351 #define DEF_QMQPD_CLIENT_PORT_LOG 0 3352 extern bool var_qmqpd_client_port_log; 3353 3354 /* 3355 * Header/body checks in delivery agents. 3356 */ 3357 #define VAR_SMTP_HEAD_CHKS "smtp_header_checks" 3358 #define DEF_SMTP_HEAD_CHKS "" 3359 extern char *var_smtp_head_chks; 3360 3361 #define VAR_SMTP_MIME_CHKS "smtp_mime_header_checks" 3362 #define DEF_SMTP_MIME_CHKS "" 3363 extern char *var_smtp_mime_chks; 3364 3365 #define VAR_SMTP_NEST_CHKS "smtp_nested_header_checks" 3366 #define DEF_SMTP_NEST_CHKS "" 3367 extern char *var_smtp_nest_chks; 3368 3369 #define VAR_SMTP_BODY_CHKS "smtp_body_checks" 3370 #define DEF_SMTP_BODY_CHKS "" 3371 extern char *var_smtp_body_chks; 3372 3373 #define VAR_LMTP_HEAD_CHKS "lmtp_header_checks" 3374 #define DEF_LMTP_HEAD_CHKS "" 3375 #define VAR_LMTP_MIME_CHKS "lmtp_mime_header_checks" 3376 #define DEF_LMTP_MIME_CHKS "" 3377 #define VAR_LMTP_NEST_CHKS "lmtp_nested_header_checks" 3378 #define DEF_LMTP_NEST_CHKS "" 3379 #define VAR_LMTP_BODY_CHKS "lmtp_body_checks" 3380 #define DEF_LMTP_BODY_CHKS "" 3381 3382 #define VAR_SMTP_ADDR_PREF "smtp_address_preference" 3383 #ifdef HAS_IPV6 3384 #define DEF_SMTP_ADDR_PREF INET_PROTO_NAME_ANY 3385 #else 3386 #define DEF_SMTP_ADDR_PREF INET_PROTO_NAME_IPV4 3387 #endif 3388 extern char *var_smtp_addr_pref; 3389 3390 #define VAR_LMTP_ADDR_PREF "lmtp_address_preference" 3391 #define DEF_LMTP_ADDR_PREF DEF_SMTP_ADDR_PREF 3392 3393 /* 3394 * Scheduler concurrency feedback algorithms. 3395 */ 3396 #define VAR_CONC_POS_FDBACK "default_destination_concurrency_positive_feedback" 3397 #define _CONC_POS_FDBACK "_destination_concurrency_positive_feedback" 3398 #define DEF_CONC_POS_FDBACK "1" 3399 extern char *var_conc_pos_feedback; 3400 3401 #define VAR_CONC_NEG_FDBACK "default_destination_concurrency_negative_feedback" 3402 #define _CONC_NEG_FDBACK "_destination_concurrency_negative_feedback" 3403 #define DEF_CONC_NEG_FDBACK "1" 3404 extern char *var_conc_neg_feedback; 3405 3406 #define CONC_FDBACK_NAME_WIN "concurrency" 3407 #define CONC_FDBACK_NAME_SQRT_WIN "sqrt_concurrency" 3408 3409 #define VAR_CONC_COHORT_LIM "default_destination_concurrency_failed_cohort_limit" 3410 #define _CONC_COHORT_LIM "_destination_concurrency_failed_cohort_limit" 3411 #define DEF_CONC_COHORT_LIM 1 3412 extern int var_conc_cohort_limit; 3413 3414 #define VAR_CONC_FDBACK_DEBUG "destination_concurrency_feedback_debug" 3415 #define DEF_CONC_FDBACK_DEBUG 0 3416 extern bool var_conc_feedback_debug; 3417 3418 #define VAR_DEST_RATE_DELAY "default_destination_rate_delay" 3419 #define _DEST_RATE_DELAY "_destination_rate_delay" 3420 #define DEF_DEST_RATE_DELAY "0s" 3421 extern int var_dest_rate_delay; 3422 3423 #define VAR_XPORT_RATE_DELAY "default_transport_rate_delay" 3424 #define _XPORT_RATE_DELAY "_transport_rate_delay" 3425 #define DEF_XPORT_RATE_DELAY "0s" 3426 extern int var_xport_rate_delay; 3427 3428 /* 3429 * Stress handling. 3430 */ 3431 #define VAR_STRESS "stress" 3432 #define DEF_STRESS "" 3433 extern char *var_stress; 3434 3435 /* 3436 * Mailbox ownership. 3437 */ 3438 #define VAR_STRICT_MBOX_OWNER "strict_mailbox_ownership" 3439 #define DEF_STRICT_MBOX_OWNER 1 3440 extern bool var_strict_mbox_owner; 3441 3442 /* 3443 * Window scaling workaround. 3444 */ 3445 #define VAR_INET_WINDOW "tcp_windowsize" 3446 #define DEF_INET_WINDOW 0 3447 extern int var_inet_windowsize; 3448 3449 /* 3450 * Plug-in multi-instance support. Only the first two paramaters are used by 3451 * Postfix itself; the other ones are reserved for the instance manager. 3452 */ 3453 #define VAR_MULTI_CONF_DIRS "multi_instance_directories" 3454 #define DEF_MULTI_CONF_DIRS "" 3455 extern char *var_multi_conf_dirs; 3456 3457 #define VAR_MULTI_WRAPPER "multi_instance_wrapper" 3458 #define DEF_MULTI_WRAPPER "" 3459 extern char *var_multi_wrapper; 3460 3461 #define VAR_MULTI_NAME "multi_instance_name" 3462 #define DEF_MULTI_NAME "" 3463 extern char *var_multi_name; 3464 3465 #define VAR_MULTI_GROUP "multi_instance_group" 3466 #define DEF_MULTI_GROUP "" 3467 extern char *var_multi_group; 3468 3469 #define VAR_MULTI_ENABLE "multi_instance_enable" 3470 #define DEF_MULTI_ENABLE 0 3471 extern bool var_multi_enable; 3472 3473 /* 3474 * postmulti(1) instance manager 3475 */ 3476 #define VAR_MULTI_START_CMDS "postmulti_start_commands" 3477 #define DEF_MULTI_START_CMDS "start" 3478 extern char *var_multi_start_cmds; 3479 3480 #define VAR_MULTI_STOP_CMDS "postmulti_stop_commands" 3481 #define DEF_MULTI_STOP_CMDS "stop abort drain quick-stop" 3482 extern char *var_multi_stop_cmds; 3483 3484 #define VAR_MULTI_CNTRL_CMDS "postmulti_control_commands" 3485 #define DEF_MULTI_CNTRL_CMDS "reload flush" 3486 extern char *var_multi_cntrl_cmds; 3487 3488 /* 3489 * postscreen(8) 3490 */ 3491 #define VAR_PSC_CACHE_MAP "postscreen_cache_map" 3492 #define DEF_PSC_CACHE_MAP "btree:$data_directory/postscreen_cache" 3493 extern char *var_psc_cache_map; 3494 3495 #define VAR_SMTPD_SERVICE "smtpd_service_name" 3496 #define DEF_SMTPD_SERVICE "smtpd" 3497 extern char *var_smtpd_service; 3498 3499 #define VAR_PSC_POST_QLIMIT "postscreen_post_queue_limit" 3500 #define DEF_PSC_POST_QLIMIT "$" VAR_PROC_LIMIT 3501 extern int var_psc_post_queue_limit; 3502 3503 #define VAR_PSC_PRE_QLIMIT "postscreen_pre_queue_limit" 3504 #define DEF_PSC_PRE_QLIMIT "$" VAR_PROC_LIMIT 3505 extern int var_psc_pre_queue_limit; 3506 3507 #define VAR_PSC_CACHE_RET "postscreen_cache_retention_time" 3508 #define DEF_PSC_CACHE_RET "7d" 3509 extern int var_psc_cache_ret; 3510 3511 #define VAR_PSC_CACHE_SCAN "postscreen_cache_cleanup_interval" 3512 #define DEF_PSC_CACHE_SCAN "12h" 3513 extern int var_psc_cache_scan; 3514 3515 #define VAR_PSC_GREET_WAIT "postscreen_greet_wait" 3516 #define DEF_PSC_GREET_WAIT "${stress?{2}:{6}}s" 3517 extern int var_psc_greet_wait; 3518 3519 #define VAR_PSC_PREGR_BANNER "postscreen_greet_banner" 3520 #define DEF_PSC_PREGR_BANNER "$" VAR_SMTPD_BANNER 3521 extern char *var_psc_pregr_banner; 3522 3523 #define VAR_PSC_PREGR_ENABLE "postscreen_greet_enable" 3524 #define DEF_PSC_PREGR_ENABLE no 3525 extern char *var_psc_pregr_enable; 3526 3527 #define VAR_PSC_PREGR_ACTION "postscreen_greet_action" 3528 #define DEF_PSC_PREGR_ACTION "ignore" 3529 extern char *var_psc_pregr_action; 3530 3531 #define VAR_PSC_PREGR_TTL "postscreen_greet_ttl" 3532 #define DEF_PSC_PREGR_TTL "1d" 3533 extern int var_psc_pregr_ttl; 3534 3535 #define VAR_PSC_DNSBL_SITES "postscreen_dnsbl_sites" 3536 #define DEF_PSC_DNSBL_SITES "" 3537 extern char *var_psc_dnsbl_sites; 3538 3539 #define VAR_PSC_DNSBL_THRESH "postscreen_dnsbl_threshold" 3540 #define DEF_PSC_DNSBL_THRESH 1 3541 extern int var_psc_dnsbl_thresh; 3542 3543 #define VAR_PSC_DNSBL_WTHRESH "postscreen_dnsbl_whitelist_threshold" 3544 #define DEF_PSC_DNSBL_WTHRESH 0 3545 extern int var_psc_dnsbl_wthresh; 3546 3547 #define VAR_PSC_DNSBL_ENABLE "postscreen_dnsbl_enable" 3548 #define DEF_PSC_DNSBL_ENABLE 0 3549 extern char *var_psc_dnsbl_enable; 3550 3551 #define VAR_PSC_DNSBL_ACTION "postscreen_dnsbl_action" 3552 #define DEF_PSC_DNSBL_ACTION "ignore" 3553 extern char *var_psc_dnsbl_action; 3554 3555 #define VAR_PSC_DNSBL_MIN_TTL "postscreen_dnsbl_min_ttl" 3556 #define DEF_PSC_DNSBL_MIN_TTL "60s" 3557 extern int var_psc_dnsbl_min_ttl; 3558 3559 #define VAR_PSC_DNSBL_MAX_TTL "postscreen_dnsbl_max_ttl" 3560 #define DEF_PSC_DNSBL_MAX_TTL "${postscreen_dnsbl_ttl?{$postscreen_dnsbl_ttl}:{1}}h" 3561 extern int var_psc_dnsbl_max_ttl; 3562 3563 #define VAR_PSC_DNSBL_REPLY "postscreen_dnsbl_reply_map" 3564 #define DEF_PSC_DNSBL_REPLY "" 3565 extern char *var_psc_dnsbl_reply; 3566 3567 #define VAR_PSC_DNSBL_TMOUT "postscreen_dnsbl_timeout" 3568 #define DEF_PSC_DNSBL_TMOUT "10s" 3569 extern int var_psc_dnsbl_tmout; 3570 3571 #define VAR_PSC_PIPEL_ENABLE "postscreen_pipelining_enable" 3572 #define DEF_PSC_PIPEL_ENABLE 0 3573 extern bool var_psc_pipel_enable; 3574 3575 #define VAR_PSC_PIPEL_ACTION "postscreen_pipelining_action" 3576 #define DEF_PSC_PIPEL_ACTION "enforce" 3577 extern char *var_psc_pipel_action; 3578 3579 #define VAR_PSC_PIPEL_TTL "postscreen_pipelining_ttl" 3580 #define DEF_PSC_PIPEL_TTL "30d" 3581 extern int var_psc_pipel_ttl; 3582 3583 #define VAR_PSC_NSMTP_ENABLE "postscreen_non_smtp_command_enable" 3584 #define DEF_PSC_NSMTP_ENABLE 0 3585 extern bool var_psc_nsmtp_enable; 3586 3587 #define VAR_PSC_NSMTP_ACTION "postscreen_non_smtp_command_action" 3588 #define DEF_PSC_NSMTP_ACTION "drop" 3589 extern char *var_psc_nsmtp_action; 3590 3591 #define VAR_PSC_NSMTP_TTL "postscreen_non_smtp_command_ttl" 3592 #define DEF_PSC_NSMTP_TTL "30d" 3593 extern int var_psc_nsmtp_ttl; 3594 3595 #define VAR_PSC_BARLF_ENABLE "postscreen_bare_newline_enable" 3596 #define DEF_PSC_BARLF_ENABLE 0 3597 extern bool var_psc_barlf_enable; 3598 3599 #define VAR_PSC_BARLF_ACTION "postscreen_bare_newline_action" 3600 #define DEF_PSC_BARLF_ACTION "ignore" 3601 extern char *var_psc_barlf_action; 3602 3603 #define VAR_PSC_BARLF_TTL "postscreen_bare_newline_ttl" 3604 #define DEF_PSC_BARLF_TTL "30d" 3605 extern int var_psc_barlf_ttl; 3606 3607 #define VAR_PSC_BLIST_ACTION "postscreen_blacklist_action" 3608 #define DEF_PSC_BLIST_ACTION "ignore" 3609 extern char *var_psc_blist_nets; 3610 3611 #define VAR_PSC_CMD_COUNT "postscreen_command_count_limit" 3612 #define DEF_PSC_CMD_COUNT 20 3613 extern int var_psc_cmd_count; 3614 3615 #define VAR_PSC_CMD_TIME "postscreen_command_time_limit" 3616 #define DEF_PSC_CMD_TIME DEF_SMTPD_TMOUT 3617 extern char *var_psc_cmd_time; 3618 3619 #define VAR_PSC_WATCHDOG "postscreen_watchdog_timeout" 3620 #define DEF_PSC_WATCHDOG "10s" 3621 extern int var_psc_watchdog; 3622 3623 #define VAR_PSC_EHLO_DIS_WORDS "postscreen_discard_ehlo_keywords" 3624 #define DEF_PSC_EHLO_DIS_WORDS "$" VAR_SMTPD_EHLO_DIS_WORDS 3625 extern char *var_psc_ehlo_dis_words; 3626 3627 #define VAR_PSC_EHLO_DIS_MAPS "postscreen_discard_ehlo_keyword_address_maps" 3628 #define DEF_PSC_EHLO_DIS_MAPS "$" VAR_SMTPD_EHLO_DIS_MAPS 3629 extern char *var_psc_ehlo_dis_maps; 3630 3631 #define VAR_PSC_TLS_LEVEL "postscreen_tls_security_level" 3632 #define DEF_PSC_TLS_LEVEL "$" VAR_SMTPD_TLS_LEVEL 3633 extern char *var_psc_tls_level; 3634 3635 #define VAR_PSC_USE_TLS "postscreen_use_tls" 3636 #define DEF_PSC_USE_TLS "$" VAR_SMTPD_USE_TLS 3637 extern bool var_psc_use_tls; 3638 3639 #define VAR_PSC_ENFORCE_TLS "postscreen_enforce_tls" 3640 #define DEF_PSC_ENFORCE_TLS "$" VAR_SMTPD_ENFORCE_TLS 3641 extern bool var_psc_enforce_tls; 3642 3643 #define VAR_PSC_FORBID_CMDS "postscreen_forbidden_commands" 3644 #define DEF_PSC_FORBID_CMDS "$" VAR_SMTPD_FORBID_CMDS 3645 extern char *var_psc_forbid_cmds; 3646 3647 #define VAR_PSC_HELO_REQUIRED "postscreen_helo_required" 3648 #define DEF_PSC_HELO_REQUIRED "$" VAR_HELO_REQUIRED 3649 extern bool var_psc_helo_required; 3650 3651 #define VAR_PSC_DISABLE_VRFY "postscreen_disable_vrfy_command" 3652 #define DEF_PSC_DISABLE_VRFY "$" VAR_DISABLE_VRFY_CMD 3653 extern bool var_psc_disable_vrfy; 3654 3655 #define VAR_PSC_CCONN_LIMIT "postscreen_client_connection_count_limit" 3656 #define DEF_PSC_CCONN_LIMIT "$" VAR_SMTPD_CCONN_LIMIT 3657 extern int var_psc_cconn_limit; 3658 3659 #define VAR_PSC_REJ_FOOTER "postscreen_reject_footer" 3660 #define DEF_PSC_REJ_FOOTER "$" VAR_SMTPD_REJ_FOOTER 3661 extern char *var_psc_rej_footer; 3662 3663 #define VAR_PSC_EXP_FILTER "postscreen_expansion_filter" 3664 #define DEF_PSC_EXP_FILTER "$" VAR_SMTPD_EXP_FILTER 3665 extern char *var_psc_exp_filter; 3666 3667 #define VAR_PSC_CMD_FILTER "postscreen_command_filter" 3668 #define DEF_PSC_CMD_FILTER "" 3669 extern char *var_psc_cmd_filter; 3670 3671 #define VAR_PSC_ACL "postscreen_access_list" 3672 #define DEF_PSC_ACL SERVER_ACL_NAME_WL_MYNETWORKS 3673 extern char *var_psc_acl; 3674 3675 #define VAR_PSC_WLIST_IF "postscreen_whitelist_interfaces" 3676 #define DEF_PSC_WLIST_IF "static:all" 3677 extern char *var_psc_wlist_if; 3678 3679 #define NOPROXY_PROTO_NAME "" 3680 3681 #define VAR_PSC_UPROXY_PROTO "postscreen_upstream_proxy_protocol" 3682 #define DEF_PSC_UPROXY_PROTO NOPROXY_PROTO_NAME 3683 extern char *var_psc_uproxy_proto; 3684 3685 #define VAR_PSC_UPROXY_TMOUT "postscreen_upstream_proxy_timeout" 3686 #define DEF_PSC_UPROXY_TMOUT "5s" 3687 extern int var_psc_uproxy_tmout; 3688 3689 #define VAR_DNSBLOG_SERVICE "dnsblog_service_name" 3690 #define DEF_DNSBLOG_SERVICE MAIL_SERVICE_DNSBLOG 3691 extern char *var_dnsblog_service; 3692 3693 #define VAR_DNSBLOG_DELAY "dnsblog_reply_delay" 3694 #define DEF_DNSBLOG_DELAY "0s" 3695 extern int var_dnsblog_delay; 3696 3697 #define VAR_TLSPROXY_SERVICE "tlsproxy_service_name" 3698 #define DEF_TLSPROXY_SERVICE MAIL_SERVICE_TLSPROXY 3699 extern char *var_tlsproxy_service; 3700 3701 #define VAR_TLSP_WATCHDOG "tlsproxy_watchdog_timeout" 3702 #define DEF_TLSP_WATCHDOG "10s" 3703 extern int var_tlsp_watchdog; 3704 3705 #define VAR_TLSP_TLS_LEVEL "tlsproxy_tls_security_level" 3706 #define DEF_TLSP_TLS_LEVEL "$" VAR_SMTPD_TLS_LEVEL 3707 extern char *var_tlsp_tls_level; 3708 3709 #define VAR_TLSP_USE_TLS "tlsproxy_use_tls" 3710 #define DEF_TLSP_USE_TLS "$" VAR_SMTPD_USE_TLS 3711 extern bool var_tlsp_use_tls; 3712 3713 #define VAR_TLSP_ENFORCE_TLS "tlsproxy_enforce_tls" 3714 #define DEF_TLSP_ENFORCE_TLS "$" VAR_SMTPD_ENFORCE_TLS 3715 extern bool var_tlsp_enforce_tls; 3716 3717 #define VAR_TLSP_TLS_ACERT "tlsproxy_tls_ask_ccert" 3718 #define DEF_TLSP_TLS_ACERT "$" VAR_SMTPD_TLS_ACERT 3719 extern bool var_tlsp_tls_ask_ccert; 3720 3721 #define VAR_TLSP_TLS_RCERT "tlsproxy_tls_req_ccert" 3722 #define DEF_TLSP_TLS_RCERT "$" VAR_SMTPD_TLS_RCERT 3723 extern bool var_tlsp_tls_req_ccert; 3724 3725 #define VAR_TLSP_TLS_CCERT_VD "tlsproxy_tls_ccert_verifydepth" 3726 #define DEF_TLSP_TLS_CCERT_VD "$" VAR_SMTPD_TLS_CCERT_VD 3727 extern int var_tlsp_tls_ccert_vd; 3728 3729 #define VAR_TLSP_TLS_CERT_FILE "tlsproxy_tls_cert_file" 3730 #define DEF_TLSP_TLS_CERT_FILE "$" VAR_SMTPD_TLS_CERT_FILE 3731 extern char *var_tlsp_tls_cert_file; 3732 3733 #define VAR_TLSP_TLS_KEY_FILE "tlsproxy_tls_key_file" 3734 #define DEF_TLSP_TLS_KEY_FILE "$" VAR_SMTPD_TLS_KEY_FILE 3735 extern char *var_tlsp_tls_key_file; 3736 3737 #define VAR_TLSP_TLS_DCERT_FILE "tlsproxy_tls_dcert_file" 3738 #define DEF_TLSP_TLS_DCERT_FILE "$" VAR_SMTPD_TLS_DCERT_FILE 3739 extern char *var_tlsp_tls_dcert_file; 3740 3741 #define VAR_TLSP_TLS_DKEY_FILE "tlsproxy_tls_dkey_file" 3742 #define DEF_TLSP_TLS_DKEY_FILE "$" VAR_SMTPD_TLS_DKEY_FILE 3743 extern char *var_tlsp_tls_dkey_file; 3744 3745 #define VAR_TLSP_TLS_ECCERT_FILE "tlsproxy_tls_eccert_file" 3746 #define DEF_TLSP_TLS_ECCERT_FILE "$" VAR_SMTPD_TLS_ECCERT_FILE 3747 extern char *var_tlsp_tls_eccert_file; 3748 3749 #define VAR_TLSP_TLS_ECKEY_FILE "tlsproxy_tls_eckey_file" 3750 #define DEF_TLSP_TLS_ECKEY_FILE "$" VAR_SMTPD_TLS_ECKEY_FILE 3751 extern char *var_tlsp_tls_eckey_file; 3752 3753 #define DEF_TLSP_TLS_ECKEY_FILE "$" VAR_SMTPD_TLS_ECKEY_FILE 3754 extern char *var_tlsp_tls_eckey_file; 3755 3756 #define VAR_TLSP_TLS_CA_FILE "tlsproxy_tls_CAfile" 3757 #define DEF_TLSP_TLS_CA_FILE "$" VAR_SMTPD_TLS_CA_FILE 3758 extern char *var_tlsp_tls_CAfile; 3759 3760 #define VAR_TLSP_TLS_CA_PATH "tlsproxy_tls_CApath" 3761 #define DEF_TLSP_TLS_CA_PATH "$" VAR_SMTPD_TLS_CA_PATH 3762 extern char *var_tlsp_tls_CApath; 3763 3764 #define VAR_TLSP_TLS_PROTO "tlsproxy_tls_protocols" 3765 #define DEF_TLSP_TLS_PROTO "$" VAR_SMTPD_TLS_PROTO 3766 extern char *var_tlsp_tls_proto; 3767 3768 #define VAR_TLSP_TLS_MAND_PROTO "tlsproxy_tls_mandatory_protocols" 3769 #define DEF_TLSP_TLS_MAND_PROTO "$" VAR_SMTPD_TLS_MAND_PROTO 3770 extern char *var_tlsp_tls_mand_proto; 3771 3772 #define VAR_TLSP_TLS_CIPH "tlsproxy_tls_ciphers" 3773 #define DEF_TLSP_TLS_CIPH "$" VAR_SMTPD_TLS_CIPH 3774 extern char *var_tlsp_tls_ciph; 3775 3776 #define VAR_TLSP_TLS_MAND_CIPH "tlsproxy_tls_mandatory_ciphers" 3777 #define DEF_TLSP_TLS_MAND_CIPH "$" VAR_SMTPD_TLS_MAND_CIPH 3778 extern char *var_tlsp_tls_mand_ciph; 3779 3780 #define VAR_TLSP_TLS_EXCL_CIPH "tlsproxy_tls_exclude_ciphers" 3781 #define DEF_TLSP_TLS_EXCL_CIPH "$" VAR_SMTPD_TLS_EXCL_CIPH 3782 extern char *var_tlsp_tls_excl_ciph; 3783 3784 #define VAR_TLSP_TLS_MAND_EXCL "tlsproxy_tls_mandatory_exclude_ciphers" 3785 #define DEF_TLSP_TLS_MAND_EXCL "$" VAR_SMTPD_TLS_MAND_EXCL 3786 extern char *var_tlsp_tls_mand_excl; 3787 3788 #define VAR_TLSP_TLS_FPT_DGST "tlsproxy_tls_fingerprint_digest" 3789 #define DEF_TLSP_TLS_FPT_DGST "$" VAR_SMTPD_TLS_FPT_DGST 3790 extern char *var_tlsp_tls_fpt_dgst; 3791 3792 #define VAR_TLSP_TLS_512_FILE "tlsproxy_tls_dh512_param_file" 3793 #define DEF_TLSP_TLS_512_FILE "$" VAR_SMTPD_TLS_512_FILE 3794 extern char *var_tlsp_tls_dh512_param_file; 3795 3796 #define VAR_TLSP_TLS_1024_FILE "tlsproxy_tls_dh1024_param_file" 3797 #define DEF_TLSP_TLS_1024_FILE "$" VAR_SMTPD_TLS_1024_FILE 3798 extern char *var_tlsp_tls_dh1024_param_file; 3799 3800 #define VAR_TLSP_TLS_EECDH "tlsproxy_tls_eecdh_grade" 3801 #define DEF_TLSP_TLS_EECDH "$" VAR_SMTPD_TLS_EECDH 3802 extern char *var_tlsp_tls_eecdh; 3803 3804 #define VAR_TLSP_TLS_LOGLEVEL "tlsproxy_tls_loglevel" 3805 #define DEF_TLSP_TLS_LOGLEVEL "$" VAR_SMTPD_TLS_LOGLEVEL 3806 extern char *var_tlsp_tls_loglevel; 3807 3808 #define VAR_TLSP_TLS_RECHEAD "tlsproxy_tls_received_header" 3809 #define DEF_TLSP_TLS_RECHEAD "$" VAR_SMTPD_TLS_RECHEAD 3810 extern bool var_tlsp_tls_received_header; 3811 3812 #define VAR_TLSP_TLS_SET_SESSID "tlsproxy_tls_always_issue_session_ids" 3813 #define DEF_TLSP_TLS_SET_SESSID "$" VAR_SMTPD_TLS_SET_SESSID 3814 extern bool var_tlsp_tls_set_sessid; 3815 3816 /* 3817 * SMTPD "reject" contact info. 3818 */ 3819 #define VAR_SMTPD_REJ_FOOTER "smtpd_reject_footer" 3820 #define DEF_SMTPD_REJ_FOOTER "" 3821 extern char *var_smtpd_rej_footer; 3822 3823 /* 3824 * Per-record time limit support. 3825 */ 3826 #define VAR_SMTPD_REC_DEADLINE "smtpd_per_record_deadline" 3827 #define DEF_SMTPD_REC_DEADLINE "${stress?{yes}:{no}}" 3828 extern bool var_smtpd_rec_deadline; 3829 3830 #define VAR_SMTP_REC_DEADLINE "smtp_per_record_deadline" 3831 #define DEF_SMTP_REC_DEADLINE 0 3832 #define VAR_LMTP_REC_DEADLINE "lmtp_per_record_deadline" 3833 #define DEF_LMTP_REC_DEADLINE 0 3834 extern bool var_smtp_rec_deadline; 3835 3836 /* 3837 * Permit logging. 3838 */ 3839 #define VAR_SMTPD_ACL_PERM_LOG "smtpd_log_access_permit_actions" 3840 #define DEF_SMTPD_ACL_PERM_LOG "" 3841 extern char *var_smtpd_acl_perm_log; 3842 3843 /* 3844 * Before-smtpd proxy support. 3845 */ 3846 #define VAR_SMTPD_UPROXY_PROTO "smtpd_upstream_proxy_protocol" 3847 #define DEF_SMTPD_UPROXY_PROTO "" 3848 extern char *var_smtpd_uproxy_proto; 3849 3850 #define VAR_SMTPD_UPROXY_TMOUT "smtpd_upstream_proxy_timeout" 3851 #define DEF_SMTPD_UPROXY_TMOUT "5s" 3852 extern int var_smtpd_uproxy_tmout; 3853 3854 /* 3855 * Postfix sendmail command compatibility features. 3856 */ 3857 #define SM_FIX_EOL_STRICT "strict" 3858 #define SM_FIX_EOL_NEVER "never" 3859 #define SM_FIX_EOL_ALWAYS "always" 3860 3861 #define VAR_SM_FIX_EOL "sendmail_fix_line_endings" 3862 #define DEF_SM_FIX_EOL SM_FIX_EOL_ALWAYS 3863 extern char *var_sm_fix_eol; 3864 3865 /* 3866 * Gradual degradation, or fatal exit after table open error? 3867 */ 3868 #define VAR_DAEMON_OPEN_FATAL "daemon_table_open_error_is_fatal" 3869 #define DEF_DAEMON_OPEN_FATAL 0 3870 extern bool var_daemon_open_fatal; 3871 3872 /* 3873 * Optional delivery status filter. 3874 */ 3875 #define VAR_DSN_FILTER "default_delivery_status_filter" 3876 #define DEF_DSN_FILTER "" 3877 extern char *var_dsn_filter; 3878 3879 #define VAR_SMTP_DSN_FILTER "smtp_delivery_status_filter" 3880 #define DEF_SMTP_DSN_FILTER "$" VAR_DSN_FILTER 3881 #define VAR_LMTP_DSN_FILTER "lmtp_delivery_status_filter" 3882 #define DEF_LMTP_DSN_FILTER "$" VAR_DSN_FILTER 3883 extern char *var_smtp_dsn_filter; 3884 3885 #define VAR_PIPE_DSN_FILTER "pipe_delivery_status_filter" 3886 #define DEF_PIPE_DSN_FILTER "$" VAR_DSN_FILTER 3887 extern char *var_pipe_dsn_filter; 3888 3889 #define VAR_VIRT_DSN_FILTER "virtual_delivery_status_filter" 3890 #define DEF_VIRT_DSN_FILTER "$" VAR_DSN_FILTER 3891 extern char *var_virt_dsn_filter; 3892 3893 #define VAR_LOCAL_DSN_FILTER "local_delivery_status_filter" 3894 #define DEF_LOCAL_DSN_FILTER "$" VAR_DSN_FILTER 3895 extern char *var_local_dsn_filter; 3896 3897 /* 3898 * Optional DNS reply filter. 3899 */ 3900 #define VAR_SMTP_DNS_RE_FILTER "smtp_dns_reply_filter" 3901 #define DEF_SMTP_DNS_RE_FILTER "" 3902 #define VAR_LMTP_DNS_RE_FILTER "lmtp_dns_reply_filter" 3903 #define DEF_LMTP_DNS_RE_FILTER "" 3904 extern char *var_smtp_dns_re_filter; 3905 3906 #define VAR_SMTPD_DNS_RE_FILTER "smtpd_dns_reply_filter" 3907 #define DEF_SMTPD_DNS_RE_FILTER "" 3908 extern char *var_smtpd_dns_re_filter; 3909 3910 /* 3911 * Location of shared-library files. 3912 * 3913 * If the files will be installed into a known directory, such as a directory 3914 * that is processed with the ldconfig(1) command, then the shlib_directory 3915 * parameter may be configured at installation time. 3916 * 3917 * Otherwise, the shlib_directory parameter must be specified at compile time, 3918 * and it cannot be changed afterwards. 3919 */ 3920 #define VAR_SHLIB_DIR "shlib_directory" 3921 #ifndef DEF_SHLIB_DIR 3922 #define DEF_SHLIB_DIR "/usr/lib/postfix" 3923 #endif 3924 extern char *var_shlib_dir; 3925 3926 #define VAR_META_DIR "meta_directory" 3927 #ifndef DEF_META_DIR 3928 #define DEF_META_DIR DEF_DAEMON_DIR 3929 #endif 3930 extern char *var_meta_dir; 3931 3932 /* 3933 * SMTPUTF8 support. 3934 */ 3935 #define VAR_SMTPUTF8_ENABLE "smtputf8_enable" 3936 #define DEF_SMTPUTF8_ENABLE "${{$compatibility_level} < {1} ? " \ 3937 "{no} : {yes}}" 3938 extern int var_smtputf8_enable; 3939 3940 #define VAR_STRICT_SMTPUTF8 "strict_smtputf8" 3941 #define DEF_STRICT_SMTPUTF8 0 3942 extern int var_strict_smtputf8; 3943 3944 #define VAR_SMTPUTF8_AUTOCLASS "smtputf8_autodetect_classes" 3945 #define DEF_SMTPUTF8_AUTOCLASS MAIL_SRC_NAME_SENDMAIL ", " \ 3946 MAIL_SRC_NAME_VERIFY 3947 extern char *var_smtputf8_autoclass; 3948 3949 /* 3950 * Workaround for future incompatibility. Our implementation of RFC 2308 3951 * negative reply caching relies on the promise that res_query() and 3952 * res_search() invoke res_send(), which returns the server response in an 3953 * application buffer even if the requested record does not exist. If this 3954 * promise is broken, we have a workaround that is good enough for DNS 3955 * reputation lookups. 3956 */ 3957 #define VAR_DNS_NCACHE_TTL_FIX "dns_ncache_ttl_fix_enable" 3958 #define DEF_DNS_NCACHE_TTL_FIX 0 3959 extern bool var_dns_ncache_ttl_fix; 3960 3961 /* LICENSE 3962 /* .ad 3963 /* .fi 3964 /* The Secure Mailer license must be distributed with this software. 3965 /* AUTHOR(S) 3966 /* Wietse Venema 3967 /* IBM T.J. Watson Research 3968 /* P.O. Box 704 3969 /* Yorktown Heights, NY 10598, USA 3970 /*--*/ 3971 3972 #endif 3973