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8429abe0 RW |
1 | /* $OpenBSD$ */ |
2 | ||
3 | /* | |
4 | * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> | |
5 | * | |
6 | * Permission to use, copy, modify, and distribute this software for any | |
7 | * purpose with or without fee is hereby granted, provided that the above | |
8 | * copyright notice and this permission notice appear in all copies. | |
9 | * | |
10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 | */ | |
18 | ||
eac6e3f0 | 19 | #include <zebra.h> |
8429abe0 RW |
20 | |
21 | #include "ldpd.h" | |
22 | #include "ldpe.h" | |
23 | #include "lde.h" | |
24 | #include "log.h" | |
25 | ||
eac6e3f0 | 26 | #include <lib/log.h> |
deaa50db | 27 | #include <lib/log_int.h> |
eac6e3f0 | 28 | |
fa68f9da | 29 | const char *log_procname; |
8429abe0 RW |
30 | |
31 | void | |
32 | logit(int pri, const char *fmt, ...) | |
33 | { | |
34 | va_list ap; | |
35 | ||
36 | va_start(ap, fmt); | |
37 | vlog(pri, fmt, ap); | |
38 | va_end(ap); | |
39 | } | |
40 | ||
eac6e3f0 | 41 | void |
8429abe0 RW |
42 | vlog(int pri, const char *fmt, va_list ap) |
43 | { | |
eac6e3f0 | 44 | char buf[1024]; |
8429abe0 | 45 | |
eac6e3f0 RW |
46 | switch (ldpd_process) { |
47 | case PROC_LDE_ENGINE: | |
48 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
f2232fdf RW |
49 | lde_imsg_compose_parent_sync(IMSG_LOG, pri, buf, |
50 | strlen(buf) + 1); | |
eac6e3f0 RW |
51 | break; |
52 | case PROC_LDP_ENGINE: | |
53 | vsnprintf(buf, sizeof(buf), fmt, ap); | |
f2232fdf RW |
54 | ldpe_imsg_compose_parent_sync(IMSG_LOG, pri, buf, |
55 | strlen(buf) + 1); | |
eac6e3f0 RW |
56 | break; |
57 | case PROC_MAIN: | |
bb85d700 | 58 | vzlog(pri, fmt, ap); |
eac6e3f0 RW |
59 | break; |
60 | } | |
8429abe0 RW |
61 | } |
62 | ||
63 | void | |
64 | log_warn(const char *emsg, ...) | |
65 | { | |
66 | char *nfmt; | |
67 | va_list ap; | |
68 | ||
69 | /* best effort to even work in out of memory situations */ | |
70 | if (emsg == NULL) | |
a9916d2b | 71 | logit(LOG_ERR, "%s", strerror(errno)); |
8429abe0 RW |
72 | else { |
73 | va_start(ap, emsg); | |
74 | ||
75 | if (asprintf(&nfmt, "%s: %s", emsg, strerror(errno)) == -1) { | |
76 | /* we tried it... */ | |
a9916d2b RW |
77 | vlog(LOG_ERR, emsg, ap); |
78 | logit(LOG_ERR, "%s", strerror(errno)); | |
8429abe0 | 79 | } else { |
a9916d2b | 80 | vlog(LOG_ERR, nfmt, ap); |
8429abe0 RW |
81 | free(nfmt); |
82 | } | |
83 | va_end(ap); | |
84 | } | |
85 | } | |
86 | ||
87 | void | |
88 | log_warnx(const char *emsg, ...) | |
89 | { | |
90 | va_list ap; | |
91 | ||
92 | va_start(ap, emsg); | |
a9916d2b | 93 | vlog(LOG_ERR, emsg, ap); |
8429abe0 RW |
94 | va_end(ap); |
95 | } | |
96 | ||
97 | void | |
98 | log_info(const char *emsg, ...) | |
99 | { | |
100 | va_list ap; | |
101 | ||
102 | va_start(ap, emsg); | |
103 | vlog(LOG_INFO, emsg, ap); | |
104 | va_end(ap); | |
105 | } | |
106 | ||
eac6e3f0 RW |
107 | void |
108 | log_notice(const char *emsg, ...) | |
109 | { | |
110 | va_list ap; | |
111 | ||
112 | va_start(ap, emsg); | |
113 | vlog(LOG_NOTICE, emsg, ap); | |
114 | va_end(ap); | |
115 | } | |
116 | ||
8429abe0 RW |
117 | void |
118 | log_debug(const char *emsg, ...) | |
119 | { | |
120 | va_list ap; | |
121 | ||
eac6e3f0 RW |
122 | va_start(ap, emsg); |
123 | vlog(LOG_DEBUG, emsg, ap); | |
124 | va_end(ap); | |
8429abe0 RW |
125 | } |
126 | ||
127 | void | |
128 | fatal(const char *emsg) | |
129 | { | |
130 | if (emsg == NULL) | |
fa68f9da | 131 | logit(LOG_CRIT, "fatal in %s: %s", log_procname, |
8429abe0 RW |
132 | strerror(errno)); |
133 | else | |
134 | if (errno) | |
135 | logit(LOG_CRIT, "fatal in %s: %s: %s", | |
fa68f9da | 136 | log_procname, emsg, strerror(errno)); |
8429abe0 RW |
137 | else |
138 | logit(LOG_CRIT, "fatal in %s: %s", | |
fa68f9da | 139 | log_procname, emsg); |
8429abe0 RW |
140 | |
141 | exit(1); | |
142 | } | |
143 | ||
144 | void | |
145 | fatalx(const char *emsg) | |
146 | { | |
147 | errno = 0; | |
148 | fatal(emsg); | |
149 | } |