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statd.c (14982) statd.c (30376)
1/*
2 * Copyright (c) 1995
3 * A.R. Gordon (andrew.gordon@net-tel.co.uk). All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 */
33
1/*
2 * Copyright (c) 1995
3 * A.R. Gordon (andrew.gordon@net-tel.co.uk). All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 */
33
34#ifndef lint
35static const char rcsid[] =
36 "$Id$";
37#endif /* not lint */
34
35/* main() function for status monitor daemon. Some of the code in this */
36/* file was generated by running rpcgen /usr/include/rpcsvc/sm_inter.x */
37/* The actual program logic is in the file procs.c */
38
38
39/* main() function for status monitor daemon. Some of the code in this */
40/* file was generated by running rpcgen /usr/include/rpcsvc/sm_inter.x */
41/* The actual program logic is in the file procs.c */
42
43#include <err.h>
39#include <stdio.h>
44#include <stdio.h>
45#include <stdlib.h>
40#include <rpc/rpc.h>
46#include <rpc/rpc.h>
47#include <rpc/pmap_clnt.h>
41#include <syslog.h>
42#include <sys/types.h>
43#include <sys/wait.h>
44#include <signal.h>
45#include "statd.h"
46
48#include <syslog.h>
49#include <sys/types.h>
50#include <sys/wait.h>
51#include <signal.h>
52#include "statd.h"
53
47#ifndef lint
48static char rcsid[] = "$id: $";
49#endif /* not lint */
50
51int debug = 0; /* Controls syslog() calls for debug messages */
52
53extern void sm_prog_1(struct svc_req *rqstp, SVCXPRT *transp);
54static void handle_sigchld();
54int debug = 0; /* Controls syslog() calls for debug messages */
55
56extern void sm_prog_1(struct svc_req *rqstp, SVCXPRT *transp);
57static void handle_sigchld();
58static void usage __P((void));
55
59
60int
56main(int argc, char **argv)
57{
58 SVCXPRT *transp;
59 struct sigaction sa;
60
61 if (argc > 1)
62 {
63 if (strcmp(argv[1], "-d"))
61main(int argc, char **argv)
62{
63 SVCXPRT *transp;
64 struct sigaction sa;
65
66 if (argc > 1)
67 {
68 if (strcmp(argv[1], "-d"))
64 {
65 fprintf(stderr, "Usage: rpc.statd [-d]\n");
66 exit(1);
67 }
69 usage();
68 debug = 1;
69 }
70
71 (void)pmap_unset(SM_PROG, SM_VERS);
72
73 transp = svcudp_create(RPC_ANYSOCK);
74 if (transp == NULL)
70 debug = 1;
71 }
72
73 (void)pmap_unset(SM_PROG, SM_VERS);
74
75 transp = svcudp_create(RPC_ANYSOCK);
76 if (transp == NULL)
75 {
76 fprintf(stderr, "cannot create udp service.\n");
77 exit(1);
78 }
77 errx(1, "cannot create udp service");
79 if (!svc_register(transp, SM_PROG, SM_VERS, sm_prog_1, IPPROTO_UDP))
78 if (!svc_register(transp, SM_PROG, SM_VERS, sm_prog_1, IPPROTO_UDP))
80 {
81 fprintf(stderr, "unable to register (SM_PROG, SM_VERS, udp).\n");
82 exit(1);
83 }
79 errx(1, "unable to register (SM_PROG, SM_VERS, udp)");
84
85 transp = svctcp_create(RPC_ANYSOCK, 0, 0);
86 if (transp == NULL)
80
81 transp = svctcp_create(RPC_ANYSOCK, 0, 0);
82 if (transp == NULL)
87 {
88 fprintf(stderr, "cannot create tcp service.\n");
89 exit(1);
90 }
91 if (!svc_register(transp, SM_PROG, SM_VERS, sm_prog_1, IPPROTO_TCP)) {
92 fprintf(stderr, "unable to register (SM_PROG, SM_VERS, tcp).\n");
93 exit(1);
94 }
83 errx(1, "cannot create tcp service");
84 if (!svc_register(transp, SM_PROG, SM_VERS, sm_prog_1, IPPROTO_TCP))
85 errx(1, "unable to register (SM_PROG, SM_VERS, tcp)");
95 init_file("/var/db/statd.status");
96
97 /* Note that it is NOT sensible to run this program from inetd - the */
98 /* protocol assumes that it will run immediately at boot time. */
99 daemon(0, 0);
100 openlog("rpc.statd", 0, LOG_DAEMON);
101 if (debug) syslog(LOG_INFO, "Starting - debug enabled");
102 else syslog(LOG_INFO, "Starting");

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111 /* Initialisation now complete - start operating */
112 notify_hosts(); /* Forks a process (if necessary) to do the */
113 /* SM_NOTIFY calls, which may be slow. */
114
115 svc_run(); /* Should never return */
116 exit(1);
117}
118
86 init_file("/var/db/statd.status");
87
88 /* Note that it is NOT sensible to run this program from inetd - the */
89 /* protocol assumes that it will run immediately at boot time. */
90 daemon(0, 0);
91 openlog("rpc.statd", 0, LOG_DAEMON);
92 if (debug) syslog(LOG_INFO, "Starting - debug enabled");
93 else syslog(LOG_INFO, "Starting");

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102 /* Initialisation now complete - start operating */
103 notify_hosts(); /* Forks a process (if necessary) to do the */
104 /* SM_NOTIFY calls, which may be slow. */
105
106 svc_run(); /* Should never return */
107 exit(1);
108}
109
110static void
111usage()
112{
113 fprintf(stderr, "usage: rpc.statd [-d]\n");
114 exit(1);
115}
119
120/* handle_sigchld ---------------------------------------------------------- */
121/*
122 Purpose: Catch SIGCHLD and collect process status
123 Retruns: Nothing.
124 Notes: No special action required, other than to collect the
125 process status and hence allow the child to die:
126 we only use child processes for asynchronous transmission

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117/* handle_sigchld ---------------------------------------------------------- */
118/*
119 Purpose: Catch SIGCHLD and collect process status
120 Retruns: Nothing.
121 Notes: No special action required, other than to collect the
122 process status and hence allow the child to die:
123 we only use child processes for asynchronous transmission

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