xref: /freebsd/crypto/heimdal/kcm/main.c (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
1 /*
2  * Copyright (c) 1997-2002 Kungliga Tekniska Högskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include "kcm_locl.h"
35 
36 RCSID("$Id$");
37 
38 sig_atomic_t exit_flag = 0;
39 
40 krb5_context kcm_context = NULL;
41 
42 const char *service_name = "org.h5l.kcm";
43 
44 static RETSIGTYPE
45 sigterm(int sig)
46 {
47     exit_flag = 1;
48 }
49 
50 static RETSIGTYPE
51 sigusr1(int sig)
52 {
53     kcm_debug_ccache(kcm_context);
54 }
55 
56 static RETSIGTYPE
57 sigusr2(int sig)
58 {
59     kcm_debug_events(kcm_context);
60 }
61 
62 int
63 main(int argc, char **argv)
64 {
65     krb5_error_code ret;
66     setprogname(argv[0]);
67 
68     ret = krb5_init_context(&kcm_context);
69     if (ret) {
70 	errx (1, "krb5_init_context failed: %d", ret);
71 	return ret;
72     }
73 
74     kcm_configure(argc, argv);
75 
76 #ifdef HAVE_SIGACTION
77     {
78 	struct sigaction sa;
79 
80 	sa.sa_flags = 0;
81 	sa.sa_handler = sigterm;
82 	sigemptyset(&sa.sa_mask);
83 
84 	sigaction(SIGINT, &sa, NULL);
85 	sigaction(SIGTERM, &sa, NULL);
86 
87 	sa.sa_handler = sigusr1;
88 	sigaction(SIGUSR1, &sa, NULL);
89 
90 	sa.sa_handler = sigusr2;
91 	sigaction(SIGUSR2, &sa, NULL);
92 
93 	sa.sa_handler = SIG_IGN;
94 	sigaction(SIGPIPE, &sa, NULL);
95     }
96 #else
97     signal(SIGINT, sigterm);
98     signal(SIGTERM, sigterm);
99     signal(SIGUSR1, sigusr1);
100     signal(SIGUSR2, sigusr2);
101     signal(SIGPIPE, SIG_IGN);
102 #endif
103 #ifdef SUPPORT_DETACH
104     if (detach_from_console)
105 	daemon(0, 0);
106 #endif
107     pidfile(NULL);
108 
109     if (launchd_flag) {
110 	heim_sipc mach;
111 	heim_sipc_launchd_mach_init(service_name, kcm_service, NULL, &mach);
112     } else {
113 	heim_sipc un;
114 	heim_sipc_service_unix(service_name, kcm_service, NULL, &un);
115     }
116 
117     heim_ipc_main();
118 
119     krb5_free_context(kcm_context);
120     return 0;
121 }
122