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82b7abe3 AJ |
1 | /* |
2 | * DEBUG: section 50 Log file handling | |
3 | * AUTHOR: Duane Wessels | |
4 | * | |
5 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
6 | * ---------------------------------------------------------- | |
7 | * | |
8 | * Squid is the result of efforts by numerous individuals from | |
9 | * the Internet community; see the CONTRIBUTORS file for full | |
10 | * details. Many organizations have provided support for Squid's | |
11 | * development; see the SPONSORS file for full details. Squid is | |
12 | * Copyrighted (C) 2001 by the Regents of the University of | |
13 | * California; see the COPYRIGHT file for full details. Squid | |
14 | * incorporates software developed and/or copyrighted by other | |
15 | * sources; see the CREDITS file for full details. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
9d65168e | 21 | * |
82b7abe3 AJ |
22 | * This program is distributed in the hope that it will be useful, |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
9d65168e | 26 | * |
82b7abe3 AJ |
27 | * You should have received a copy of the GNU General Public License |
28 | * along with this program; if not, write to the Free Software | |
29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
30 | * | |
31 | */ | |
32 | ||
f7f3304a | 33 | #include "squid-old.h" |
82b7abe3 AJ |
34 | |
35 | #if HAVE_SYSLOG | |
36 | ||
37 | #include "log/File.h" | |
38 | #include "log/ModSyslog.h" | |
39 | ||
40 | /* Define LOG_AUTHPRIV as LOG_AUTH on systems still using the old deprecated LOG_AUTH */ | |
41 | #if !defined(LOG_AUTHPRIV) && defined(LOG_AUTH) | |
42 | #define LOG_AUTHPRIV LOG_AUTH | |
43 | #endif | |
44 | ||
45 | typedef struct { | |
46 | const char *name; | |
47 | int value; | |
48 | } syslog_symbol_t; | |
49 | ||
50 | static int | |
51 | syslog_ntoa(const char *s) | |
52 | { | |
53 | #define syslog_symbol(a) #a, a | |
9d65168e | 54 | static syslog_symbol_t symbols[] = { |
82b7abe3 | 55 | #ifdef LOG_AUTHPRIV |
9d65168e | 56 | {syslog_symbol(LOG_AUTHPRIV)}, |
82b7abe3 AJ |
57 | #endif |
58 | #ifdef LOG_DAEMON | |
9d65168e | 59 | {syslog_symbol(LOG_DAEMON)}, |
82b7abe3 AJ |
60 | #endif |
61 | #ifdef LOG_LOCAL0 | |
9d65168e | 62 | {syslog_symbol(LOG_LOCAL0)}, |
82b7abe3 AJ |
63 | #endif |
64 | #ifdef LOG_LOCAL1 | |
9d65168e | 65 | {syslog_symbol(LOG_LOCAL1)}, |
82b7abe3 AJ |
66 | #endif |
67 | #ifdef LOG_LOCAL2 | |
9d65168e | 68 | {syslog_symbol(LOG_LOCAL2)}, |
82b7abe3 AJ |
69 | #endif |
70 | #ifdef LOG_LOCAL3 | |
9d65168e | 71 | {syslog_symbol(LOG_LOCAL3)}, |
82b7abe3 AJ |
72 | #endif |
73 | #ifdef LOG_LOCAL4 | |
9d65168e | 74 | {syslog_symbol(LOG_LOCAL4)}, |
82b7abe3 AJ |
75 | #endif |
76 | #ifdef LOG_LOCAL5 | |
9d65168e | 77 | {syslog_symbol(LOG_LOCAL5)}, |
82b7abe3 AJ |
78 | #endif |
79 | #ifdef LOG_LOCAL6 | |
9d65168e | 80 | {syslog_symbol(LOG_LOCAL6)}, |
82b7abe3 AJ |
81 | #endif |
82 | #ifdef LOG_LOCAL7 | |
9d65168e | 83 | {syslog_symbol(LOG_LOCAL7)}, |
82b7abe3 AJ |
84 | #endif |
85 | #ifdef LOG_USER | |
9d65168e | 86 | {syslog_symbol(LOG_USER)}, |
82b7abe3 AJ |
87 | #endif |
88 | #ifdef LOG_ERR | |
9d65168e | 89 | {syslog_symbol(LOG_ERR)}, |
82b7abe3 AJ |
90 | #endif |
91 | #ifdef LOG_WARNING | |
9d65168e | 92 | {syslog_symbol(LOG_WARNING)}, |
82b7abe3 AJ |
93 | #endif |
94 | #ifdef LOG_NOTICE | |
9d65168e | 95 | {syslog_symbol(LOG_NOTICE)}, |
82b7abe3 AJ |
96 | #endif |
97 | #ifdef LOG_INFO | |
9d65168e | 98 | {syslog_symbol(LOG_INFO)}, |
82b7abe3 AJ |
99 | #endif |
100 | #ifdef LOG_DEBUG | |
9d65168e | 101 | {syslog_symbol(LOG_DEBUG)}, |
82b7abe3 | 102 | #endif |
9d65168e | 103 | {NULL, 0} |
82b7abe3 AJ |
104 | }; |
105 | syslog_symbol_t *p; | |
106 | ||
107 | for (p = symbols; p->name != NULL; ++p) | |
9d65168e A |
108 | if (!strcmp(s, p->name) || !strcasecmp(s, p->name + 4)) |
109 | return p->value; | |
82b7abe3 AJ |
110 | |
111 | debugs(1, 1, "Unknown syslog facility/priority '" << s << "'"); | |
112 | return 0; | |
113 | } | |
114 | ||
115 | typedef struct { | |
116 | int syslog_priority; | |
117 | } l_syslog_t; | |
118 | ||
119 | #define PRIORITY_MASK (LOG_ERR | LOG_WARNING | LOG_NOTICE | LOG_INFO | LOG_DEBUG) | |
120 | ||
121 | static void | |
122 | logfile_mod_syslog_writeline(Logfile * lf, const char *buf, size_t len) | |
123 | { | |
124 | l_syslog_t *ll = (l_syslog_t *) lf->data; | |
125 | syslog(ll->syslog_priority, "%s", (char *) buf); | |
126 | } | |
127 | ||
128 | static void | |
129 | logfile_mod_syslog_linestart(Logfile * lf) | |
130 | { | |
131 | } | |
132 | ||
133 | static void | |
134 | logfile_mod_syslog_lineend(Logfile * lf) | |
135 | { | |
136 | } | |
137 | ||
138 | static void | |
139 | logfile_mod_syslog_flush(Logfile * lf) | |
140 | { | |
141 | } | |
142 | ||
143 | static void | |
144 | logfile_mod_syslog_rotate(Logfile * lf) | |
145 | { | |
146 | } | |
147 | ||
148 | static void | |
149 | logfile_mod_syslog_close(Logfile * lf) | |
150 | { | |
151 | xfree(lf->data); | |
152 | lf->data = NULL; | |
153 | } | |
154 | ||
155 | ||
156 | ||
157 | /* | |
158 | * This code expects the path to be syslog:<priority> | |
159 | */ | |
160 | int | |
161 | logfile_mod_syslog_open(Logfile * lf, const char *path, size_t bufsz, int fatal_flag) | |
162 | { | |
163 | lf->f_close = logfile_mod_syslog_close; | |
164 | lf->f_linewrite = logfile_mod_syslog_writeline; | |
165 | lf->f_linestart = logfile_mod_syslog_linestart; | |
166 | lf->f_lineend = logfile_mod_syslog_lineend; | |
167 | lf->f_flush = logfile_mod_syslog_flush; | |
168 | lf->f_rotate = logfile_mod_syslog_rotate; | |
169 | ||
170 | l_syslog_t *ll = static_cast<l_syslog_t*>(xcalloc(1, sizeof(*ll))); | |
171 | lf->data = ll; | |
172 | ||
173 | ll->syslog_priority = LOG_INFO; | |
174 | ||
175 | if (path[6] != '\0') { | |
176 | char *priority = xstrdup(path); | |
177 | char *facility = (char *) strchr(priority, '.'); | |
178 | if (!facility) | |
179 | facility = (char *) strchr(priority, '|'); | |
180 | if (facility) { | |
a38ec4b1 FC |
181 | *facility = '\0'; |
182 | ++facility; | |
82b7abe3 AJ |
183 | ll->syslog_priority |= syslog_ntoa(facility); |
184 | } | |
185 | ll->syslog_priority |= syslog_ntoa(priority); | |
186 | xfree(priority); | |
187 | if ((ll->syslog_priority & PRIORITY_MASK) == 0) | |
9d65168e | 188 | ll->syslog_priority |= LOG_INFO; |
82b7abe3 AJ |
189 | } |
190 | ||
191 | return 1; | |
192 | } | |
193 | #endif |