Mercurial > hg > nginx
annotate src/http/modules/ngx_http_log_module.c @ 4478:08713bac87fc
Support for disable_symlinks in various modules.
author | Andrey Belov <defan@nginx.com> |
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date | Mon, 13 Feb 2012 16:32:21 +0000 |
parents | 41f640a693de |
children | 13e09cf11d4e |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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12 |
880 | 13 typedef struct ngx_http_log_op_s ngx_http_log_op_t; |
14 | |
15 typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf, | |
16 ngx_http_log_op_t *op); | |
17 | |
18 typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r, | |
19 uintptr_t data); | |
20 | |
21 | |
22 struct ngx_http_log_op_s { | |
23 size_t len; | |
24 ngx_http_log_op_getlen_pt getlen; | |
25 ngx_http_log_op_run_pt run; | |
26 uintptr_t data; | |
27 }; | |
28 | |
573 | 29 |
30 typedef struct { | |
31 ngx_str_t name; | |
2261 | 32 ngx_array_t *flushes; |
573 | 33 ngx_array_t *ops; /* array of ngx_http_log_op_t */ |
34 } ngx_http_log_fmt_t; | |
35 | |
657 | 36 |
573 | 37 typedef struct { |
38 ngx_array_t formats; /* array of ngx_http_log_fmt_t */ | |
39 ngx_uint_t combined_used; /* unsigned combined_used:1 */ | |
40 } ngx_http_log_main_conf_t; | |
41 | |
657 | 42 |
573 | 43 typedef struct { |
2072 | 44 ngx_array_t *lengths; |
45 ngx_array_t *values; | |
46 } ngx_http_log_script_t; | |
47 | |
48 | |
49 typedef struct { | |
573 | 50 ngx_open_file_t *file; |
2072 | 51 ngx_http_log_script_t *script; |
633 | 52 time_t disk_full_time; |
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53 time_t error_log_time; |
2261 | 54 ngx_http_log_fmt_t *format; |
573 | 55 } ngx_http_log_t; |
56 | |
657 | 57 |
573 | 58 typedef struct { |
59 ngx_array_t *logs; /* array of ngx_http_log_t */ | |
2072 | 60 |
61 ngx_open_file_cache_t *open_file_cache; | |
62 time_t open_file_cache_valid; | |
63 ngx_uint_t open_file_cache_min_uses; | |
64 | |
573 | 65 ngx_uint_t off; /* unsigned off:1 */ |
66 } ngx_http_log_loc_conf_t; | |
67 | |
68 | |
69 typedef struct { | |
70 ngx_str_t name; | |
71 size_t len; | |
72 ngx_http_log_op_run_pt run; | |
73 } ngx_http_log_var_t; | |
74 | |
75 | |
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76 static void ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, |
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77 u_char *buf, size_t len); |
2072 | 78 static ssize_t ngx_http_log_script_write(ngx_http_request_t *r, |
79 ngx_http_log_script_t *script, u_char **name, u_char *buf, size_t len); | |
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80 |
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81 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, |
497 | 82 ngx_http_log_op_t *op); |
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83 static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, |
497 | 84 ngx_http_log_op_t *op); |
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85 static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf, |
497 | 86 ngx_http_log_op_t *op); |
3873 | 87 static u_char *ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, |
88 ngx_http_log_op_t *op); | |
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89 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, |
497 | 90 ngx_http_log_op_t *op); |
91 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
92 ngx_http_log_op_t *op); | |
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93 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf, |
497 | 94 ngx_http_log_op_t *op); |
573 | 95 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 96 ngx_http_log_op_t *op); |
577 | 97 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r, |
573 | 98 u_char *buf, ngx_http_log_op_t *op); |
475 | 99 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, |
497 | 100 ngx_http_log_op_t *op); |
479 | 101 |
501 | 102 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, |
103 ngx_http_log_op_t *op, ngx_str_t *value); | |
104 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, | |
105 uintptr_t data); | |
106 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, | |
107 ngx_http_log_op_t *op); | |
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108 static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size); |
501 | 109 |
110 | |
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111 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); |
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112 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); |
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113 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, |
497 | 114 void *child); |
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115 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 116 void *conf); |
176
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117 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 118 void *conf); |
573 | 119 static char *ngx_http_log_compile_format(ngx_conf_t *cf, |
2261 | 120 ngx_array_t *flushes, ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); |
2072 | 121 static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
122 void *conf); | |
573 | 123 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf); |
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124 |
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125 |
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126 static ngx_command_t ngx_http_log_commands[] = { |
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127 |
497 | 128 { ngx_string("log_format"), |
129 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, | |
130 ngx_http_log_set_format, | |
131 NGX_HTTP_MAIN_CONF_OFFSET, | |
132 0, | |
133 NULL }, | |
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134 |
497 | 135 { ngx_string("access_log"), |
645 | 136 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
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137 |NGX_HTTP_LMT_CONF|NGX_CONF_TAKE123, |
497 | 138 ngx_http_log_set_log, |
139 NGX_HTTP_LOC_CONF_OFFSET, | |
140 0, | |
141 NULL }, | |
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142 |
2072 | 143 { ngx_string("open_log_file_cache"), |
144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
145 ngx_http_log_open_file_cache, | |
146 NGX_HTTP_LOC_CONF_OFFSET, | |
147 0, | |
148 NULL }, | |
149 | |
497 | 150 ngx_null_command |
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151 }; |
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152 |
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153 |
667 | 154 static ngx_http_module_t ngx_http_log_module_ctx = { |
880 | 155 NULL, /* preconfiguration */ |
573 | 156 ngx_http_log_init, /* postconfiguration */ |
177
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158 ngx_http_log_create_main_conf, /* create main configuration */ |
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159 NULL, /* init main configuration */ |
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160 |
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161 NULL, /* create server configuration */ |
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162 NULL, /* merge server configuration */ |
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163 |
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164 ngx_http_log_create_loc_conf, /* create location configration */ |
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165 ngx_http_log_merge_loc_conf /* merge location configration */ |
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166 }; |
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167 |
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169 ngx_module_t ngx_http_log_module = { |
509 | 170 NGX_MODULE_V1, |
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171 &ngx_http_log_module_ctx, /* module context */ |
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172 ngx_http_log_commands, /* module directives */ |
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173 NGX_HTTP_MODULE, /* module type */ |
541 | 174 NULL, /* init master */ |
573 | 175 NULL, /* init module */ |
541 | 176 NULL, /* init process */ |
177 NULL, /* init thread */ | |
178 NULL, /* exit thread */ | |
179 NULL, /* exit process */ | |
180 NULL, /* exit master */ | |
181 NGX_MODULE_V1_PADDING | |
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182 }; |
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183 |
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184 |
1074 | 185 static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH); |
573 | 186 |
187 | |
188 static ngx_str_t ngx_http_combined_fmt = | |
581 | 189 ngx_string("$remote_addr - $remote_user [$time_local] " |
577 | 190 "\"$request\" $status $body_bytes_sent " |
573 | 191 "\"$http_referer\" \"$http_user_agent\""); |
119
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193 |
573 | 194 static ngx_http_log_var_t ngx_http_log_vars[] = { |
195 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection }, | |
196 { ngx_string("pipe"), 1, ngx_http_log_pipe }, | |
581 | 197 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
573 | 198 ngx_http_log_time }, |
3873 | 199 { ngx_string("time_iso8601"), sizeof("1970-09-28T12:00:00+06:00") - 1, |
200 ngx_http_log_iso8601 }, | |
573 | 201 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec }, |
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202 { ngx_string("request_time"), NGX_TIME_T_LEN + 4, |
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203 ngx_http_log_request_time }, |
573 | 204 { ngx_string("status"), 3, ngx_http_log_status }, |
205 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent }, | |
577 | 206 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN, |
207 ngx_http_log_body_bytes_sent }, | |
573 | 208 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN, |
577 | 209 ngx_http_log_body_bytes_sent }, |
573 | 210 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
211 ngx_http_log_request_length }, | |
212 | |
213 { ngx_null_string, 0, NULL } | |
214 }; | |
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216 |
497 | 217 ngx_int_t |
218 ngx_http_log_handler(ngx_http_request_t *r) | |
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219 { |
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220 u_char *line, *p; |
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221 size_t len; |
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222 ngx_uint_t i, l; |
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223 ngx_http_log_t *log; |
571 | 224 ngx_open_file_t *file; |
176
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225 ngx_http_log_op_t *op; |
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226 ngx_http_log_loc_conf_t *lcf; |
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227 |
210
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228 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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229 "http log handler"); |
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230 |
99
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231 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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232 |
427
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233 if (lcf->off) { |
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234 return NGX_OK; |
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235 } |
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236 |
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237 log = lcf->logs->elts; |
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238 for (l = 0; l < lcf->logs->nelts; l++) { |
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239 |
633 | 240 if (ngx_time() == log[l].disk_full_time) { |
241 | |
242 /* | |
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243 * on FreeBSD writing to a full filesystem with enabled softupdates |
633 | 244 * may block process for much longer time than writing to non-full |
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245 * filesystem, so we skip writing to a log for one second |
633 | 246 */ |
247 | |
248 continue; | |
249 } | |
250 | |
2261 | 251 ngx_http_script_flush_no_cacheable_variables(r, log[l].format->flushes); |
252 | |
176
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253 len = 0; |
2261 | 254 op = log[l].format->ops->elts; |
255 for (i = 0; i < log[l].format->ops->nelts; i++) { | |
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256 if (op[i].len == 0) { |
479 | 257 len += op[i].getlen(r, op[i].data); |
176
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258 |
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259 } else { |
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260 len += op[i].len; |
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261 } |
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262 } |
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263 |
571 | 264 len += NGX_LINEFEED_SIZE; |
265 | |
266 file = log[l].file; | |
267 | |
2072 | 268 if (file && file->buffer) { |
571 | 269 |
270 if (len > (size_t) (file->last - file->pos)) { | |
271 | |
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272 ngx_http_log_write(r, &log[l], file->buffer, |
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273 file->pos - file->buffer); |
571 | 274 |
275 file->pos = file->buffer; | |
276 } | |
277 | |
278 if (len <= (size_t) (file->last - file->pos)) { | |
279 | |
280 p = file->pos; | |
281 | |
2261 | 282 for (i = 0; i < log[l].format->ops->nelts; i++) { |
571 | 283 p = op[i].run(r, p, &op[i]); |
284 } | |
285 | |
286 ngx_linefeed(p); | |
287 | |
288 file->pos = p; | |
289 | |
290 continue; | |
291 } | |
292 } | |
26
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293 |
2049 | 294 line = ngx_pnalloc(r->pool, len); |
501 | 295 if (line == NULL) { |
473 | 296 return NGX_ERROR; |
297 } | |
298 | |
176
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299 p = line; |
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300 |
2261 | 301 for (i = 0; i < log[l].format->ops->nelts; i++) { |
479 | 302 p = op[i].run(r, p, &op[i]); |
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303 } |
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304 |
571 | 305 ngx_linefeed(p); |
306 | |
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307 ngx_http_log_write(r, &log[l], line, p - line); |
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308 } |
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309 |
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310 return NGX_OK; |
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311 } |
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312 |
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313 |
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314 static void |
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315 ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf, |
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316 size_t len) |
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317 { |
2072 | 318 u_char *name; |
319 time_t now; | |
320 ssize_t n; | |
321 ngx_err_t err; | |
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322 |
2072 | 323 if (log->script == NULL) { |
324 name = log->file->name.data; | |
325 n = ngx_write_fd(log->file->fd, buf, len); | |
326 | |
327 } else { | |
328 name = NULL; | |
329 n = ngx_http_log_script_write(r, log->script, &name, buf, len); | |
330 } | |
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331 |
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332 if (n == (ssize_t) len) { |
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333 return; |
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334 } |
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335 |
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336 now = ngx_time(); |
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337 |
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338 if (n == -1) { |
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339 err = ngx_errno; |
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340 |
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341 if (err == NGX_ENOSPC) { |
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342 log->disk_full_time = now; |
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343 } |
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344 |
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345 if (now - log->error_log_time > 59) { |
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346 ngx_log_error(NGX_LOG_ALERT, r->connection->log, err, |
2072 | 347 ngx_write_fd_n " to \"%s\" failed", name); |
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348 |
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349 log->error_log_time = now; |
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350 } |
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351 |
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352 return; |
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353 } |
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354 |
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355 if (now - log->error_log_time > 59) { |
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356 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
2072 | 357 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", |
358 name, n, len); | |
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359 |
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360 log->error_log_time = now; |
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361 } |
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362 } |
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363 |
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364 |
2072 | 365 static ssize_t |
366 ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script, | |
367 u_char **name, u_char *buf, size_t len) | |
368 { | |
369 size_t root; | |
370 ssize_t n; | |
371 ngx_str_t log, path; | |
372 ngx_open_file_info_t of; | |
373 ngx_http_log_loc_conf_t *llcf; | |
374 ngx_http_core_loc_conf_t *clcf; | |
375 | |
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376 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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377 |
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378 if (!r->root_tested) { |
2072 | 379 |
380 /* test root directory existance */ | |
381 | |
382 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { | |
383 /* simulate successfull logging */ | |
384 return len; | |
385 } | |
386 | |
387 path.data[root] = '\0'; | |
388 | |
389 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
390 | |
391 of.valid = clcf->open_file_cache_valid; | |
392 of.min_uses = clcf->open_file_cache_min_uses; | |
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393 of.test_dir = 1; |
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394 of.test_only = 1; |
2072 | 395 of.errors = clcf->open_file_cache_errors; |
396 of.events = clcf->open_file_cache_events; | |
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397 #if (NGX_HAVE_OPENAT) |
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398 of.disable_symlinks = clcf->disable_symlinks; |
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399 #endif |
2072 | 400 |
401 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) | |
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402 != NGX_OK) |
2072 | 403 { |
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404 if (of.err == 0) { |
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405 /* simulate successfull logging */ |
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406 return len; |
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407 } |
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408 |
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409 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err, |
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410 "testing \"%s\" existence failed", path.data); |
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411 |
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412 /* simulate successfull logging */ |
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413 return len; |
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414 } |
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415 |
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416 if (!of.is_dir) { |
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417 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR, |
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418 "testing \"%s\" existence failed", path.data); |
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419 |
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420 /* simulate successfull logging */ |
2072 | 421 return len; |
422 } | |
423 } | |
424 | |
425 if (ngx_http_script_run(r, &log, script->lengths->elts, 1, | |
426 script->values->elts) | |
427 == NULL) | |
428 { | |
429 /* simulate successfull logging */ | |
430 return len; | |
431 } | |
432 | |
433 log.data[log.len - 1] = '\0'; | |
434 *name = log.data; | |
435 | |
436 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
437 "http log \"%s\"", log.data); | |
438 | |
439 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); | |
440 | |
441 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
442 | |
443 of.log = 1; | |
444 of.valid = llcf->open_file_cache_valid; | |
445 of.min_uses = llcf->open_file_cache_min_uses; | |
2277 | 446 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
4478
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447 #if (NGX_HAVE_OPENAT) |
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448 of.disable_symlinks = clcf->disable_symlinks; |
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449 #endif |
2072 | 450 |
451 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool) | |
452 != NGX_OK) | |
453 { | |
454 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
2756
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455 "%s \"%s\" failed", of.failed, log.data); |
2077 | 456 /* simulate successfull logging */ |
457 return len; | |
2072 | 458 } |
459 | |
460 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
461 "http log #%d", of.fd); | |
462 | |
463 n = ngx_write_fd(of.fd, buf, len); | |
464 | |
465 return n; | |
466 } | |
467 | |
468 | |
497 | 469 static u_char * |
470 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
471 ngx_http_log_op_t *op) | |
479 | 472 { |
473 size_t len; | |
474 uintptr_t data; | |
475 | |
476 len = op->len; | |
477 data = op->data; | |
478 | |
479 while (len--) { | |
480 *buf++ = (u_char) (data & 0xff); | |
481 data >>= 8; | |
482 } | |
483 | |
484 return buf; | |
485 } | |
486 | |
487 | |
497 | 488 static u_char * |
489 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
490 ngx_http_log_op_t *op) | |
479 | 491 { |
492 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
493 } | |
494 | |
495 | |
497 | 496 static u_char * |
497 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, | |
498 ngx_http_log_op_t *op) | |
176
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499 { |
455 | 500 return ngx_sprintf(buf, "%ui", r->connection->number); |
176
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501 } |
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502 |
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503 |
497 | 504 static u_char * |
505 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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506 { |
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507 if (r->pipeline) { |
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508 *buf = 'p'; |
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509 } else { |
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510 *buf = '.'; |
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511 } |
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512 |
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513 return buf + 1; |
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514 } |
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515 |
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516 |
497 | 517 static u_char * |
518 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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519 { |
178
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520 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
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521 ngx_cached_http_log_time.len); |
176
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522 } |
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523 |
3873 | 524 static u_char * |
525 ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
526 { | |
527 return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data, | |
528 ngx_cached_http_log_iso8601.len); | |
529 } | |
176
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530 |
497 | 531 static u_char * |
532 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
409
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533 { |
563 | 534 ngx_time_t *tp; |
409
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535 |
563 | 536 tp = ngx_timeofday(); |
409
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537 |
563 | 538 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
409
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539 } |
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540 |
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541 |
497 | 542 static u_char * |
543 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
544 ngx_http_log_op_t *op) | |
545 { | |
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546 ngx_time_t *tp; |
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547 ngx_msec_int_t ms; |
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548 |
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549 tp = ngx_timeofday(); |
497 | 550 |
1640 | 551 ms = (ngx_msec_int_t) |
552 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); | |
3515 | 553 ms = ngx_max(ms, 0); |
497 | 554 |
1179
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555 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000); |
497 | 556 } |
557 | |
558 | |
559 static u_char * | |
560 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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561 { |
3370
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562 ngx_uint_t status; |
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563 |
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564 if (r->err_status) { |
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565 status = r->err_status; |
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566 |
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567 } else if (r->headers_out.status) { |
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568 status = r->headers_out.status; |
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569 |
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570 } else if (r->http_version == NGX_HTTP_VERSION_9) { |
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571 *buf++ = '0'; |
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572 *buf++ = '0'; |
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573 *buf++ = '9'; |
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574 return buf; |
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575 |
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576 } else { |
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577 status = 0; |
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578 } |
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579 |
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580 return ngx_sprintf(buf, "%ui", status); |
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581 } |
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582 |
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583 |
497 | 584 static u_char * |
573 | 585 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
586 ngx_http_log_op_t *op) | |
176
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587 { |
455 | 588 return ngx_sprintf(buf, "%O", r->connection->sent); |
176
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589 } |
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590 |
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591 |
1271 | 592 /* |
593 * although there is a real $body_bytes_sent variable, | |
594 * this log operation code function is more optimized for logging | |
595 */ | |
596 | |
497 | 597 static u_char * |
577 | 598 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 599 ngx_http_log_op_t *op) |
210
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600 { |
497 | 601 off_t length; |
602 | |
603 length = r->connection->sent - r->header_size; | |
604 | |
605 if (length > 0) { | |
606 return ngx_sprintf(buf, "%O", length); | |
607 } | |
608 | |
609 *buf = '0'; | |
610 | |
611 return buf + 1; | |
210
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612 } |
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613 |
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614 |
497 | 615 static u_char * |
616 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
617 ngx_http_log_op_t *op) | |
475 | 618 { |
663 | 619 return ngx_sprintf(buf, "%O", r->request_length); |
475 | 620 } |
621 | |
622 | |
497 | 623 static ngx_int_t |
501 | 624 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
625 ngx_str_t *value) | |
626 { | |
509 | 627 ngx_int_t index; |
501 | 628 |
509 | 629 index = ngx_http_get_variable_index(cf, value); |
630 if (index == NGX_ERROR) { | |
501 | 631 return NGX_ERROR; |
632 } | |
633 | |
634 op->len = 0; | |
635 op->getlen = ngx_http_log_variable_getlen; | |
636 op->run = ngx_http_log_variable; | |
509 | 637 op->data = index; |
501 | 638 |
639 return NGX_OK; | |
640 } | |
641 | |
642 | |
643 static size_t | |
644 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
645 { | |
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646 uintptr_t len; |
501 | 647 ngx_http_variable_value_t *value; |
648 | |
649 value = ngx_http_get_indexed_variable(r, data); | |
650 | |
573 | 651 if (value == NULL || value->not_found) { |
501 | 652 return 1; |
653 } | |
654 | |
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655 len = ngx_http_log_escape(NULL, value->data, value->len); |
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656 |
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657 value->escape = len ? 1 : 0; |
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|
658 |
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659 return value->len + len * 3; |
501 | 660 } |
661 | |
662 | |
663 static u_char * | |
664 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
665 { | |
666 ngx_http_variable_value_t *value; | |
667 | |
668 value = ngx_http_get_indexed_variable(r, op->data); | |
669 | |
573 | 670 if (value == NULL || value->not_found) { |
501 | 671 *buf = '-'; |
672 return buf + 1; | |
673 } | |
674 | |
2008
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675 if (value->escape == 0) { |
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676 return ngx_cpymem(buf, value->data, value->len); |
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677 |
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678 } else { |
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679 return (u_char *) ngx_http_log_escape(buf, value->data, value->len); |
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680 } |
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681 } |
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682 |
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683 |
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684 static uintptr_t |
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685 ngx_http_log_escape(u_char *dst, u_char *src, size_t size) |
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686 { |
3275 | 687 ngx_uint_t n; |
2008
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688 static u_char hex[] = "0123456789ABCDEF"; |
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689 |
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690 static uint32_t escape[] = { |
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691 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
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692 |
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693 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
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694 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ |
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695 |
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696 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
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697 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ |
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|
698 |
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|
699 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
4191
08d8af70760c
Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
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|
700 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ |
2008
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|
701 |
4191
08d8af70760c
Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
702 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
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|
703 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
704 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4133
diff
changeset
|
705 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
2008
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|
706 }; |
66dc85397a90
escape 0x00-0x1f, ", and \ in access log variables
Igor Sysoev <igor@sysoev.ru>
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|
707 |
66dc85397a90
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|
708 |
66dc85397a90
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parents:
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|
709 if (dst == NULL) { |
66dc85397a90
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parents:
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|
710 |
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escape 0x00-0x1f, ", and \ in access log variables
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parents:
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|
711 /* find the number of the characters to be escaped */ |
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diff
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|
712 |
3115 | 713 n = 0; |
2008
66dc85397a90
escape 0x00-0x1f, ", and \ in access log variables
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
714 |
3275 | 715 while (size) { |
2008
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|
716 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
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|
717 n++; |
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|
718 } |
66dc85397a90
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|
719 src++; |
3275 | 720 size--; |
2008
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|
721 } |
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escape 0x00-0x1f, ", and \ in access log variables
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|
722 |
66dc85397a90
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changeset
|
723 return (uintptr_t) n; |
66dc85397a90
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|
724 } |
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parents:
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|
725 |
3275 | 726 while (size) { |
2008
66dc85397a90
escape 0x00-0x1f, ", and \ in access log variables
Igor Sysoev <igor@sysoev.ru>
parents:
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|
727 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
66dc85397a90
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parents:
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diff
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|
728 *dst++ = '\\'; |
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parents:
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|
729 *dst++ = 'x'; |
66dc85397a90
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|
730 *dst++ = hex[*src >> 4]; |
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parents:
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|
731 *dst++ = hex[*src & 0xf]; |
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|
732 src++; |
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|
733 |
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|
734 } else { |
66dc85397a90
escape 0x00-0x1f, ", and \ in access log variables
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parents:
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|
735 *dst++ = *src++; |
66dc85397a90
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|
736 } |
3275 | 737 size--; |
2008
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parents:
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diff
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|
738 } |
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|
739 |
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diff
changeset
|
740 return (uintptr_t) dst; |
501 | 741 } |
742 | |
743 | |
497 | 744 static void * |
745 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
176
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|
746 { |
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|
747 ngx_http_log_main_conf_t *conf; |
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|
748 |
573 | 749 ngx_http_log_fmt_t *fmt; |
176
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|
750 |
501 | 751 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
752 if (conf == NULL) { | |
2912
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|
753 return NULL; |
176
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754 } |
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|
755 |
497 | 756 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
573 | 757 != NGX_OK) |
497 | 758 { |
2912
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|
759 return NULL; |
497 | 760 } |
176
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761 |
573 | 762 fmt = ngx_array_push(&conf->formats); |
763 if (fmt == NULL) { | |
2912
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|
764 return NULL; |
176
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765 } |
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766 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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parents:
3515
diff
changeset
|
767 ngx_str_set(&fmt->name, "combined"); |
176
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|
768 |
2261 | 769 fmt->flushes = NULL; |
770 | |
573 | 771 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
772 if (fmt->ops == NULL) { | |
2912
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|
773 return NULL; |
176
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774 } |
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|
775 |
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776 return conf; |
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777 } |
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|
778 |
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|
779 |
497 | 780 static void * |
781 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
176
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782 { |
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|
783 ngx_http_log_loc_conf_t *conf; |
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|
784 |
501 | 785 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
786 if (conf == NULL) { | |
2912
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changeset
|
787 return NULL; |
427
0d08eabe5c7b
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415
diff
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|
788 } |
99
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diff
changeset
|
789 |
2072 | 790 conf->open_file_cache = NGX_CONF_UNSET_PTR; |
791 | |
99
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|
792 return conf; |
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diff
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|
793 } |
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diff
changeset
|
794 |
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69
diff
changeset
|
795 |
497 | 796 static char * |
797 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
99
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|
798 { |
176
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|
799 ngx_http_log_loc_conf_t *prev = parent; |
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|
800 ngx_http_log_loc_conf_t *conf = child; |
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|
801 |
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|
802 ngx_http_log_t *log; |
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803 ngx_http_log_fmt_t *fmt; |
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804 ngx_http_log_main_conf_t *lmcf; |
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805 |
2072 | 806 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { |
807 | |
808 conf->open_file_cache = prev->open_file_cache; | |
809 conf->open_file_cache_valid = prev->open_file_cache_valid; | |
810 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; | |
811 | |
812 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { | |
813 conf->open_file_cache = NULL; | |
814 } | |
815 } | |
816 | |
1074 | 817 if (conf->logs || conf->off) { |
818 return NGX_CONF_OK; | |
819 } | |
427
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|
820 |
2078
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fix variable access_log merging
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821 conf->logs = prev->logs; |
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822 conf->off = prev->off; |
176
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823 |
1074 | 824 if (conf->logs || conf->off) { |
825 return NGX_CONF_OK; | |
826 } | |
99
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827 |
1074 | 828 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
829 if (conf->logs == NULL) { | |
830 return NGX_CONF_ERROR; | |
831 } | |
176
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832 |
1074 | 833 log = ngx_array_push(conf->logs); |
834 if (log == NULL) { | |
835 return NGX_CONF_ERROR; | |
836 } | |
176
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837 |
1074 | 838 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log); |
839 if (log->file == NULL) { | |
840 return NGX_CONF_ERROR; | |
841 } | |
176
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842 |
2080
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NULL script in default access_log
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843 log->script = NULL; |
1074 | 844 log->disk_full_time = 0; |
845 log->error_log_time = 0; | |
427
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846 |
1074 | 847 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
848 fmt = lmcf->formats.elts; | |
849 | |
850 /* the default "combined" format */ | |
2261 | 851 log->format = &fmt[0]; |
1074 | 852 lmcf->combined_used = 1; |
99
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853 |
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854 return NGX_CONF_OK; |
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855 } |
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856 |
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857 |
497 | 858 static char * |
859 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
99
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860 { |
176
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861 ngx_http_log_loc_conf_t *llcf = conf; |
99
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862 |
2072 | 863 ssize_t buf; |
864 ngx_uint_t i, n; | |
865 ngx_str_t *value, name; | |
866 ngx_http_log_t *log; | |
867 ngx_http_log_fmt_t *fmt; | |
868 ngx_http_log_main_conf_t *lmcf; | |
869 ngx_http_script_compile_t sc; | |
176
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870 |
427
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871 value = cf->args->elts; |
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872 |
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873 if (ngx_strcmp(value[1].data, "off") == 0) { |
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874 llcf->off = 1; |
3038
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875 if (cf->args->nelts == 2) { |
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876 return NGX_CONF_OK; |
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877 } |
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878 |
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879 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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880 "invalid parameter \"%V\"", &value[2]); |
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881 return NGX_CONF_ERROR; |
427
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882 } |
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883 |
176
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884 if (llcf->logs == NULL) { |
427
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885 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
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|
886 if (llcf->logs == NULL) { |
176
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887 return NGX_CONF_ERROR; |
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888 } |
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889 } |
99
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890 |
393
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diff
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|
891 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
99
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892 |
501 | 893 log = ngx_array_push(llcf->logs); |
894 if (log == NULL) { | |
176
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895 return NGX_CONF_ERROR; |
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896 } |
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897 |
2072 | 898 ngx_memzero(log, sizeof(ngx_http_log_t)); |
899 | |
900 n = ngx_http_script_variables_count(&value[1]); | |
901 | |
902 if (n == 0) { | |
903 log->file = ngx_conf_open_file(cf->cycle, &value[1]); | |
904 if (log->file == NULL) { | |
905 return NGX_CONF_ERROR; | |
906 } | |
907 | |
908 } else { | |
2536
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909 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { |
2072 | 910 return NGX_CONF_ERROR; |
911 } | |
912 | |
913 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t)); | |
914 if (log->script == NULL) { | |
915 return NGX_CONF_ERROR; | |
916 } | |
917 | |
918 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
919 | |
920 sc.cf = cf; | |
921 sc.source = &value[1]; | |
922 sc.lengths = &log->script->lengths; | |
923 sc.values = &log->script->values; | |
924 sc.variables = n; | |
925 sc.complete_lengths = 1; | |
926 sc.complete_values = 1; | |
927 | |
928 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
929 return NGX_CONF_ERROR; | |
930 } | |
176
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931 } |
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932 |
571 | 933 if (cf->args->nelts >= 3) { |
176
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934 name = value[2]; |
581 | 935 |
936 if (ngx_strcmp(name.data, "combined") == 0) { | |
937 lmcf->combined_used = 1; | |
938 } | |
939 | |
176
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940 } else { |
3516
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ngx_str_set() and ngx_str_null()
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|
941 ngx_str_set(&name, "combined"); |
573 | 942 lmcf->combined_used = 1; |
176
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943 } |
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944 |
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945 fmt = lmcf->formats.elts; |
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946 for (i = 0; i < lmcf->formats.nelts; i++) { |
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|
947 if (fmt[i].name.len == name.len |
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948 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
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949 { |
2261 | 950 log->format = &fmt[i]; |
571 | 951 goto buffer; |
176
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952 } |
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953 } |
100
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|
954 |
487 | 955 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
956 "unknown log format \"%V\"", &name); | |
571 | 957 return NGX_CONF_ERROR; |
487 | 958 |
571 | 959 buffer: |
960 | |
961 if (cf->args->nelts == 4) { | |
962 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
963 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
964 "invalid parameter \"%V\"", &value[3]); | |
965 return NGX_CONF_ERROR; | |
966 } | |
967 | |
2072 | 968 if (log->script) { |
969 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4133
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|
970 "buffered logs cannot have variables in name"); |
2072 | 971 return NGX_CONF_ERROR; |
972 } | |
973 | |
571 | 974 name.len = value[3].len - 7; |
975 name.data = value[3].data + 7; | |
976 | |
977 buf = ngx_parse_size(&name); | |
978 | |
979 if (buf == NGX_ERROR) { | |
980 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4327
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|
981 "invalid buffer value \"%V\"", &name); |
571 | 982 return NGX_CONF_ERROR; |
983 } | |
984 | |
985 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
986 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
987 "access_log \"%V\" already defined " | |
988 "with different buffer size", &value[1]); | |
989 return NGX_CONF_ERROR; | |
990 } | |
991 | |
992 log->file->buffer = ngx_palloc(cf->pool, buf); | |
993 if (log->file->buffer == NULL) { | |
994 return NGX_CONF_ERROR; | |
995 } | |
996 | |
997 log->file->pos = log->file->buffer; | |
998 log->file->last = log->file->buffer + buf; | |
999 } | |
1000 | |
1001 return NGX_CONF_OK; | |
99
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1002 } |
176
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1003 |
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1004 |
497 | 1005 static char * |
1006 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
176
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1007 { |
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1008 ngx_http_log_main_conf_t *lmcf = conf; |
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1009 |
573 | 1010 ngx_str_t *value; |
1011 ngx_uint_t i; | |
1012 ngx_http_log_fmt_t *fmt; | |
176
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1013 |
4327
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|
1014 if (cf->cmd_type != NGX_HTTP_MAIN_CONF) { |
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- Improved error message when parsing of the "buffer" parameter of the
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|
1015 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
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- Improved error message when parsing of the "buffer" parameter of the
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|
1016 "the \"log_format\" directive may be used " |
73d37e1ccb91
- Improved error message when parsing of the "buffer" parameter of the
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|
1017 "only on \"http\" level"); |
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- Improved error message when parsing of the "buffer" parameter of the
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|
1018 } |
73d37e1ccb91
- Improved error message when parsing of the "buffer" parameter of the
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1019 |
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1020 value = cf->args->elts; |
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1021 |
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1022 fmt = lmcf->formats.elts; |
573 | 1023 for (i = 0; i < lmcf->formats.nelts; i++) { |
1024 if (fmt[i].name.len == value[1].len | |
1025 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) | |
176
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1026 { |
2036 | 1027 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1028 "duplicate \"log_format\" name \"%V\"", | |
1029 &value[1]); | |
1030 return NGX_CONF_ERROR; | |
176
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1031 } |
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1032 } |
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1033 |
501 | 1034 fmt = ngx_array_push(&lmcf->formats); |
1035 if (fmt == NULL) { | |
176
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1036 return NGX_CONF_ERROR; |
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1037 } |
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1038 |
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1039 fmt->name = value[1]; |
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1040 |
2261 | 1041 fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t)); |
1042 if (fmt->flushes == NULL) { | |
1043 return NGX_CONF_ERROR; | |
1044 } | |
1045 | |
573 | 1046 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
501 | 1047 if (fmt->ops == NULL) { |
176
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1048 return NGX_CONF_ERROR; |
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1049 } |
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1050 |
2261 | 1051 return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2); |
573 | 1052 } |
1053 | |
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1054 |
573 | 1055 static char * |
2261 | 1056 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes, |
1057 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s) | |
573 | 1058 { |
880 | 1059 u_char *data, *p, ch; |
1060 size_t i, len; | |
1061 ngx_str_t *value, var; | |
2261 | 1062 ngx_int_t *flush; |
880 | 1063 ngx_uint_t bracket; |
1064 ngx_http_log_op_t *op; | |
1065 ngx_http_log_var_t *v; | |
573 | 1066 |
1067 value = args->elts; | |
1068 | |
1069 for ( /* void */ ; s < args->nelts; s++) { | |
176
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1070 |
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1071 i = 0; |
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1072 |
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1073 while (i < value[s].len) { |
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1074 |
573 | 1075 op = ngx_array_push(ops); |
501 | 1076 if (op == NULL) { |
176
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1077 return NGX_CONF_ERROR; |
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1078 } |
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1079 |
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1080 data = &value[s].data[i]; |
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1081 |
880 | 1082 if (value[s].data[i] == '$') { |
569 | 1083 |
1084 if (++i == value[s].len) { | |
1085 goto invalid; | |
1086 } | |
1087 | |
1088 if (value[s].data[i] == '{') { | |
1089 bracket = 1; | |
1090 | |
1091 if (++i == value[s].len) { | |
1092 goto invalid; | |
1093 } | |
1094 | |
1095 var.data = &value[s].data[i]; | |
1096 | |
1097 } else { | |
1098 bracket = 0; | |
1099 var.data = &value[s].data[i]; | |
1100 } | |
1101 | |
1102 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
1103 ch = value[s].data[i]; | |
1104 | |
1105 if (ch == '}' && bracket) { | |
1106 i++; | |
1107 bracket = 0; | |
1108 break; | |
1109 } | |
1110 | |
1111 if ((ch >= 'A' && ch <= 'Z') | |
1112 || (ch >= 'a' && ch <= 'z') | |
1113 || (ch >= '0' && ch <= '9') | |
1114 || ch == '_') | |
1115 { | |
1116 continue; | |
1117 } | |
1118 | |
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1119 break; |
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1120 } |
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1121 |
569 | 1122 if (bracket) { |
1123 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1124 "the closing bracket in \"%V\" " | |
1125 "variable is missing", &var); | |
1126 return NGX_CONF_ERROR; | |
1127 } | |
1128 | |
1129 if (var.len == 0) { | |
1130 goto invalid; | |
1131 } | |
1132 | |
577 | 1133 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) { |
1134 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1135 "use \"$body_bytes_sent\" instead of " | |
1136 "\"$apache_bytes_sent\""); | |
1137 } | |
1138 | |
573 | 1139 for (v = ngx_http_log_vars; v->name.len; v++) { |
1140 | |
1141 if (v->name.len == var.len | |
1142 && ngx_strncmp(v->name.data, var.data, var.len) == 0) | |
1143 { | |
1144 op->len = v->len; | |
1145 op->getlen = NULL; | |
1146 op->run = v->run; | |
1147 op->data = 0; | |
1148 | |
1149 goto found; | |
1150 } | |
1151 } | |
1152 | |
569 | 1153 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { |
1154 return NGX_CONF_ERROR; | |
1155 } | |
1156 | |
2261 | 1157 if (flushes) { |
1158 | |
1159 flush = ngx_array_push(flushes); | |
1160 if (flush == NULL) { | |
1161 return NGX_CONF_ERROR; | |
1162 } | |
1163 | |
1164 *flush = op->data; /* variable index */ | |
1165 } | |
1166 | |
573 | 1167 found: |
1168 | |
1169 continue; | |
1170 } | |
1171 | |
1172 i++; | |
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1173 |
880 | 1174 while (i < value[s].len && value[s].data[i] != '$') { |
573 | 1175 i++; |
1176 } | |
176
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1177 |
573 | 1178 len = &value[s].data[i] - data; |
176
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1179 |
573 | 1180 if (len) { |
176
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1181 |
573 | 1182 op->len = len; |
1183 op->getlen = NULL; | |
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1184 |
573 | 1185 if (len <= sizeof(uintptr_t)) { |
1186 op->run = ngx_http_log_copy_short; | |
1187 op->data = 0; | |
176
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1188 |
573 | 1189 while (len--) { |
1190 op->data <<= 8; | |
1191 op->data |= data[len]; | |
1192 } | |
1193 | |
1194 } else { | |
1195 op->run = ngx_http_log_copy_long; | |
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1196 |
2049 | 1197 p = ngx_pnalloc(cf->pool, len); |
573 | 1198 if (p == NULL) { |
1199 return NGX_CONF_ERROR; | |
1200 } | |
176
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1201 |
573 | 1202 ngx_memcpy(p, data, len); |
1203 op->data = (uintptr_t) p; | |
176
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1204 } |
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1205 } |
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1206 } |
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1207 } |
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1208 |
569 | 1209 return NGX_CONF_OK; |
1210 | |
1211 invalid: | |
1212 | |
1213 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
1214 | |
1215 return NGX_CONF_ERROR; | |
1216 } | |
1217 | |
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1218 |
2072 | 1219 static char * |
1220 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1221 { | |
1222 ngx_http_log_loc_conf_t *llcf = conf; | |
1223 | |
1224 time_t inactive, valid; | |
1225 ngx_str_t *value, s; | |
1226 ngx_int_t max, min_uses; | |
1227 ngx_uint_t i; | |
1228 | |
1229 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) { | |
1230 return "is duplicate"; | |
1231 } | |
1232 | |
1233 value = cf->args->elts; | |
1234 | |
1235 max = 0; | |
1236 inactive = 10; | |
1237 valid = 60; | |
1238 min_uses = 1; | |
1239 | |
1240 for (i = 1; i < cf->args->nelts; i++) { | |
1241 | |
1242 if (ngx_strncmp(value[i].data, "max=", 4) == 0) { | |
1243 | |
1244 max = ngx_atoi(value[i].data + 4, value[i].len - 4); | |
1245 if (max == NGX_ERROR) { | |
1246 goto failed; | |
1247 } | |
1248 | |
1249 continue; | |
1250 } | |
1251 | |
1252 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { | |
1253 | |
1254 s.len = value[i].len - 9; | |
1255 s.data = value[i].data + 9; | |
1256 | |
1257 inactive = ngx_parse_time(&s, 1); | |
4474 | 1258 if (inactive == (time_t) NGX_ERROR) { |
2072 | 1259 goto failed; |
1260 } | |
1261 | |
1262 continue; | |
1263 } | |
1264 | |
1265 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { | |
1266 | |
1267 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); | |
1268 if (min_uses == NGX_ERROR) { | |
1269 goto failed; | |
1270 } | |
1271 | |
1272 continue; | |
1273 } | |
1274 | |
1275 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { | |
1276 | |
1277 s.len = value[i].len - 6; | |
1278 s.data = value[i].data + 6; | |
1279 | |
1280 valid = ngx_parse_time(&s, 1); | |
4474 | 1281 if (valid == (time_t) NGX_ERROR) { |
2072 | 1282 goto failed; |
1283 } | |
1284 | |
1285 continue; | |
1286 } | |
1287 | |
1288 if (ngx_strcmp(value[i].data, "off") == 0) { | |
1289 | |
1290 llcf->open_file_cache = NULL; | |
1291 | |
1292 continue; | |
1293 } | |
1294 | |
1295 failed: | |
1296 | |
1297 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1298 "invalid \"open_log_file_cache\" parameter \"%V\"", | |
1299 &value[i]); | |
1300 return NGX_CONF_ERROR; | |
1301 } | |
1302 | |
1303 if (llcf->open_file_cache == NULL) { | |
1304 return NGX_CONF_OK; | |
1305 } | |
1306 | |
1307 if (max == 0) { | |
1308 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1309 "\"open_log_file_cache\" must have \"max\" parameter"); | |
1310 return NGX_CONF_ERROR; | |
1311 } | |
1312 | |
1313 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); | |
1314 | |
1315 if (llcf->open_file_cache) { | |
1316 | |
1317 llcf->open_file_cache_valid = valid; | |
1318 llcf->open_file_cache_min_uses = min_uses; | |
1319 | |
1320 return NGX_CONF_OK; | |
1321 } | |
1322 | |
1323 return NGX_CONF_ERROR; | |
1324 } | |
1325 | |
1326 | |
569 | 1327 static ngx_int_t |
573 | 1328 ngx_http_log_init(ngx_conf_t *cf) |
569 | 1329 { |
573 | 1330 ngx_str_t *value; |
1331 ngx_array_t a; | |
581 | 1332 ngx_http_handler_pt *h; |
573 | 1333 ngx_http_log_fmt_t *fmt; |
1334 ngx_http_log_main_conf_t *lmcf; | |
569 | 1335 ngx_http_core_main_conf_t *cmcf; |
1336 | |
573 | 1337 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
1338 | |
1339 if (lmcf->combined_used) { | |
1340 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { | |
1341 return NGX_ERROR; | |
1342 } | |
1343 | |
1344 value = ngx_array_push(&a); | |
1345 if (value == NULL) { | |
1346 return NGX_ERROR; | |
1347 } | |
1348 | |
1349 *value = ngx_http_combined_fmt; | |
1350 fmt = lmcf->formats.elts; | |
1351 | |
2261 | 1352 if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0) |
573 | 1353 != NGX_CONF_OK) |
1354 { | |
1355 return NGX_ERROR; | |
1356 } | |
1357 } | |
1358 | |
1359 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
569 | 1360 |
581 | 1361 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); |
1362 if (h == NULL) { | |
1363 return NGX_ERROR; | |
1364 } | |
1365 | |
1366 *h = ngx_http_log_handler; | |
569 | 1367 |
1368 return NGX_OK; | |
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1369 } |