xref: /openbsd-src/usr.bin/ssh/pathnames.h (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /* $OpenBSD: pathnames.h,v 1.17 2008/12/29 02:23:26 stevesk Exp $ */
2 
3 /*
4  * Author: Tatu Ylonen <ylo@cs.hut.fi>
5  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6  *                    All rights reserved
7  *
8  * As far as I am concerned, the code I have written for this software
9  * can be used freely for any purpose.  Any derived versions of this
10  * software must be clearly marked as such, and if the derived work is
11  * incompatible with the protocol description in the RFC file, it must be
12  * called by a name other than "ssh" or "Secure Shell".
13  */
14 
15 #define ETCDIR				"/etc"
16 #define SSHDIR				ETCDIR "/ssh"
17 #define _PATH_SSH_PIDDIR		"/var/run"
18 
19 /*
20  * System-wide file containing host keys of known hosts.  This file should be
21  * world-readable.
22  */
23 #define _PATH_SSH_SYSTEM_HOSTFILE	SSHDIR "/ssh_known_hosts"
24 /* backward compat for protocol 2 */
25 #define _PATH_SSH_SYSTEM_HOSTFILE2	SSHDIR "/ssh_known_hosts2"
26 
27 /*
28  * Of these, ssh_host_key must be readable only by root, whereas ssh_config
29  * should be world-readable.
30  */
31 #define _PATH_SERVER_CONFIG_FILE	SSHDIR "/sshd_config"
32 #define _PATH_HOST_CONFIG_FILE		SSHDIR "/ssh_config"
33 #define _PATH_HOST_KEY_FILE		SSHDIR "/ssh_host_key"
34 #define _PATH_HOST_DSA_KEY_FILE		SSHDIR "/ssh_host_dsa_key"
35 #define _PATH_HOST_RSA_KEY_FILE		SSHDIR "/ssh_host_rsa_key"
36 #define _PATH_DH_MODULI			ETCDIR "/moduli"
37 /* Backwards compatibility */
38 #define _PATH_DH_PRIMES			ETCDIR "/primes"
39 
40 #define _PATH_SSH_PROGRAM		"/usr/bin/ssh"
41 
42 /*
43  * The process id of the daemon listening for connections is saved here to
44  * make it easier to kill the correct daemon when necessary.
45  */
46 #define _PATH_SSH_DAEMON_PID_FILE	_PATH_SSH_PIDDIR "/sshd.pid"
47 
48 /*
49  * The directory in user's home directory in which the files reside. The
50  * directory should be world-readable (though not all files are).
51  */
52 #define _PATH_SSH_USER_DIR		".ssh"
53 
54 /*
55  * Per-user file containing host keys of known hosts.  This file need not be
56  * readable by anyone except the user him/herself, though this does not
57  * contain anything particularly secret.
58  */
59 #define _PATH_SSH_USER_HOSTFILE		"~/.ssh/known_hosts"
60 /* backward compat for protocol 2 */
61 #define _PATH_SSH_USER_HOSTFILE2	"~/.ssh/known_hosts2"
62 
63 /*
64  * Name of the default file containing client-side authentication key. This
65  * file should only be readable by the user him/herself.
66  */
67 #define _PATH_SSH_CLIENT_IDENTITY	".ssh/identity"
68 #define _PATH_SSH_CLIENT_ID_DSA		".ssh/id_dsa"
69 #define _PATH_SSH_CLIENT_ID_RSA		".ssh/id_rsa"
70 
71 /*
72  * Configuration file in user's home directory.  This file need not be
73  * readable by anyone but the user him/herself, but does not contain anything
74  * particularly secret.  If the user's home directory resides on an NFS
75  * volume where root is mapped to nobody, this may need to be world-readable.
76  */
77 #define _PATH_SSH_USER_CONFFILE		".ssh/config"
78 
79 /*
80  * File containing a list of those rsa keys that permit logging in as this
81  * user.  This file need not be readable by anyone but the user him/herself,
82  * but does not contain anything particularly secret.  If the user's home
83  * directory resides on an NFS volume where root is mapped to nobody, this
84  * may need to be world-readable.  (This file is read by the daemon which is
85  * running as root.)
86  */
87 #define _PATH_SSH_USER_PERMITTED_KEYS	".ssh/authorized_keys"
88 
89 /* backward compat for protocol v2 */
90 #define _PATH_SSH_USER_PERMITTED_KEYS2	".ssh/authorized_keys2"
91 
92 /*
93  * Per-user and system-wide ssh "rc" files.  These files are executed with
94  * /bin/sh before starting the shell or command if they exist.  They will be
95  * passed "proto cookie" as arguments if X11 forwarding with spoofing is in
96  * use.  xauth will be run if neither of these exists.
97  */
98 #define _PATH_SSH_USER_RC		".ssh/rc"
99 #define _PATH_SSH_SYSTEM_RC		SSHDIR "/sshrc"
100 
101 /*
102  * Ssh-only version of /etc/hosts.equiv.  Additionally, the daemon may use
103  * ~/.rhosts and /etc/hosts.equiv if rhosts authentication is enabled.
104  */
105 #define _PATH_SSH_HOSTS_EQUIV		ETCDIR "/shosts.equiv"
106 #define _PATH_RHOSTS_EQUIV		"/etc/hosts.equiv"
107 
108 /*
109  * Default location of askpass
110  */
111 #define _PATH_SSH_ASKPASS_DEFAULT	"/usr/X11R6/bin/ssh-askpass"
112 
113 /* Location of ssh-keysign for hostbased authentication */
114 #define _PATH_SSH_KEY_SIGN		"/usr/libexec/ssh-keysign"
115 
116 /* xauth for X11 forwarding */
117 #define _PATH_XAUTH			"/usr/X11R6/bin/xauth"
118 
119 /* UNIX domain socket for X11 server; displaynum will replace %u */
120 #define _PATH_UNIX_X "/tmp/.X11-unix/X%u"
121 
122 /* for scp */
123 #define _PATH_CP			"cp"
124 
125 /* for sftp */
126 #define _PATH_SFTP_SERVER		"/usr/libexec/sftp-server"
127 #define _PATH_LS			"ls"
128 
129 /* chroot directory for unprivileged user when UsePrivilegeSeparation=yes */
130 #define _PATH_PRIVSEP_CHROOT_DIR	"/var/empty"
131 
132 /* for passwd change */
133 #define _PATH_PASSWD_PROG		"/usr/bin/passwd"
134