xref: /netbsd-src/external/bsd/pkg_install/dist/lib/parse-config.c (revision 274254cdae52594c1aa480a736aef78313d15c9c)
1 /*	$NetBSD: parse-config.c,v 1.1.1.3 2009/02/28 19:33:45 joerg Exp $	*/
2 
3 #if HAVE_CONFIG_H
4 #include "config.h"
5 #endif
6 #include <nbcompat.h>
7 #if HAVE_SYS_CDEFS_H
8 #include <sys/cdefs.h>
9 #endif
10 __RCSID("$NetBSD: parse-config.c,v 1.1.1.3 2009/02/28 19:33:45 joerg Exp $");
11 
12 /*-
13  * Copyright (c) 2008 Joerg Sonnenberger <joerg@NetBSD.org>.
14  * All rights reserved.
15  *
16  * Redistribution and use in source and binary forms, with or without
17  * modification, are permitted provided that the following conditions
18  * are met:
19  *
20  * 1. Redistributions of source code must retain the above copyright
21  *    notice, this list of conditions and the following disclaimer.
22  * 2. Redistributions in binary form must reproduce the above copyright
23  *    notice, this list of conditions and the following disclaimer in
24  *    the documentation and/or other materials provided with the
25  *    distribution.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
30  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
31  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
32  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
33  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
34  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
35  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
36  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
37  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38  * SUCH DAMAGE.
39  */
40 
41 #if HAVE_ERR_H
42 #include <err.h>
43 #endif
44 #if HAVE_STRING_H
45 #include <string.h>
46 #endif
47 
48 #include "lib.h"
49 
50 const char     *config_file = SYSCONFDIR"/pkg_install.conf";
51 
52 char fetch_flags[10] = ""; /* Workaround Mac OS X linker issues with BSS */
53 static const char *active_ftp;
54 static const char *verbose_netio;
55 static const char *ignore_proxy;
56 const char *cert_chain_file;
57 const char *certs_packages;
58 const char *certs_pkg_vulnerabilities;
59 const char *check_vulnerabilities;
60 const char *config_pkg_path;
61 const char *verified_installation;
62 const char *gpg_cmd;
63 const char *gpg_keyring_pkgvuln;
64 const char *gpg_keyring_sign;
65 const char *gpg_keyring_verify;
66 const char *gpg_sign_as;
67 const char *pkg_vulnerabilities_dir;
68 const char *pkg_vulnerabilities_file;
69 const char *pkg_vulnerabilities_url;
70 const char *ignore_advisories = NULL;
71 
72 const char tnf_vulnerability_base[] = "ftp://ftp.NetBSD.org/pub/NetBSD/packages/vulns";
73 
74 static struct config_variable {
75 	const char *name;
76 	const char **var;
77 } config_variables[] = {
78 	{ "ACTIVE_FTP", &active_ftp },
79 	{ "CERTIFICATE_ANCHOR_PKGS", &certs_packages },
80 	{ "CERTIFICATE_ANCHOR_PKGVULN", &certs_pkg_vulnerabilities },
81 	{ "CERTIFICATE_CHAIN", &cert_chain_file },
82 	{ "CHECK_VULNERABILITIES", &check_vulnerabilities },
83 	{ "GPG", &gpg_cmd },
84 	{ "GPG_KEYRING_PKGVULN", &gpg_keyring_pkgvuln },
85 	{ "GPG_KEYRING_SIGN", &gpg_keyring_sign },
86 	{ "GPG_KEYRING_VERIFY", &gpg_keyring_verify },
87 	{ "GPG_SIGN_AS", &gpg_sign_as },
88 	{ "IGNORE_PROXY", &ignore_proxy },
89 	{ "IGNORE_URL", &ignore_advisories },
90 	{ "PKG_PATH", &config_pkg_path },
91 	{ "PKGVULNDIR", &pkg_vulnerabilities_dir },
92 	{ "PKGVULNURL", &pkg_vulnerabilities_url },
93 	{ "VERBOSE_NETIO", &verbose_netio },
94 	{ "VERIFIED_INSTALLATION", &verified_installation },
95 	{ NULL, NULL }
96 };
97 
98 void
99 pkg_install_config(void)
100 {
101 	char *value;
102 	struct config_variable *var;
103 
104 	for (var = config_variables; var->name != NULL; ++var) {
105 		value = var_get(config_file, var->name);
106 		if (value != NULL)
107 			*var->var = value;
108 	}
109 
110 	if (pkg_vulnerabilities_dir == NULL)
111 		pkg_vulnerabilities_dir = _pkgdb_getPKGDB_DIR();
112 	pkg_vulnerabilities_file = xasprintf("%s/pkg-vulnerabilities",
113 	    pkg_vulnerabilities_dir);
114 	if (pkg_vulnerabilities_url == NULL) {
115 		pkg_vulnerabilities_url = xasprintf("%s/pkg-vulnerabilities.gz",
116 		    tnf_vulnerability_base);
117 	}
118 	if (verified_installation == NULL)
119 		verified_installation = "never";
120 
121 	if (check_vulnerabilities == NULL)
122 		check_vulnerabilities = "never";
123 
124 	if ((value = getenv("PKG_PATH")) != NULL)
125 		config_pkg_path = value;
126 
127 	snprintf(fetch_flags, sizeof(fetch_flags), "%s%s%s",
128 	    (verbose_netio && *verbose_netio) ? "v" : "",
129 	    (active_ftp && *active_ftp) ? "" : "p",
130 	    (ignore_proxy && *ignore_proxy) ? "d" : "");
131 }
132 
133 void
134 pkg_install_show_variable(const char *var_name)
135 {
136 	struct config_variable *var;
137 
138 	for (var = config_variables; var->name != NULL; ++var) {
139 		if (strcmp(var->name, var_name) != 0)
140 			continue;
141 		if (*var->var != NULL)
142 			puts(*var->var);
143 	}
144 }
145