Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_log_module.c @ 4913:002f2c783d7c
Variables $request_time and $msec.
Log module counterparts are preserved for efficiency.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Fri, 16 Nov 2012 09:37:14 +0000 |
parents | e89bd9896fea |
children | 7737f0d788c1 |
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_pipe(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_time(ngx_http_request_t *r, u_char *buf, |
497 | 84 ngx_http_log_op_t *op); |
3873 | 85 static u_char *ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, |
86 ngx_http_log_op_t *op); | |
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87 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, |
497 | 88 ngx_http_log_op_t *op); |
89 static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
90 ngx_http_log_op_t *op); | |
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91 static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf, |
497 | 92 ngx_http_log_op_t *op); |
573 | 93 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 94 ngx_http_log_op_t *op); |
577 | 95 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r, |
573 | 96 u_char *buf, ngx_http_log_op_t *op); |
475 | 97 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, |
497 | 98 ngx_http_log_op_t *op); |
479 | 99 |
501 | 100 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, |
101 ngx_http_log_op_t *op, ngx_str_t *value); | |
102 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, | |
103 uintptr_t data); | |
104 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, | |
105 ngx_http_log_op_t *op); | |
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106 static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size); |
501 | 107 |
108 | |
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109 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); |
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110 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); |
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111 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, |
497 | 112 void *child); |
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113 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 114 void *conf); |
176
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115 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, |
497 | 116 void *conf); |
573 | 117 static char *ngx_http_log_compile_format(ngx_conf_t *cf, |
2261 | 118 ngx_array_t *flushes, ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); |
2072 | 119 static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
120 void *conf); | |
573 | 121 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf); |
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122 |
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123 |
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124 static ngx_command_t ngx_http_log_commands[] = { |
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125 |
497 | 126 { ngx_string("log_format"), |
127 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, | |
128 ngx_http_log_set_format, | |
129 NGX_HTTP_MAIN_CONF_OFFSET, | |
130 0, | |
131 NULL }, | |
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132 |
497 | 133 { ngx_string("access_log"), |
645 | 134 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
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135 |NGX_HTTP_LMT_CONF|NGX_CONF_TAKE123, |
497 | 136 ngx_http_log_set_log, |
137 NGX_HTTP_LOC_CONF_OFFSET, | |
138 0, | |
139 NULL }, | |
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140 |
2072 | 141 { ngx_string("open_log_file_cache"), |
142 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
143 ngx_http_log_open_file_cache, | |
144 NGX_HTTP_LOC_CONF_OFFSET, | |
145 0, | |
146 NULL }, | |
147 | |
497 | 148 ngx_null_command |
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149 }; |
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150 |
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151 |
667 | 152 static ngx_http_module_t ngx_http_log_module_ctx = { |
880 | 153 NULL, /* preconfiguration */ |
573 | 154 ngx_http_log_init, /* postconfiguration */ |
177
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155 |
176
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156 ngx_http_log_create_main_conf, /* create main configuration */ |
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157 NULL, /* init main configuration */ |
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158 |
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159 NULL, /* create server configuration */ |
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160 NULL, /* merge server configuration */ |
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161 |
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162 ngx_http_log_create_loc_conf, /* create location configuration */ |
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163 ngx_http_log_merge_loc_conf /* merge location configuration */ |
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164 }; |
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165 |
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166 |
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167 ngx_module_t ngx_http_log_module = { |
509 | 168 NGX_MODULE_V1, |
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169 &ngx_http_log_module_ctx, /* module context */ |
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170 ngx_http_log_commands, /* module directives */ |
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171 NGX_HTTP_MODULE, /* module type */ |
541 | 172 NULL, /* init master */ |
573 | 173 NULL, /* init module */ |
541 | 174 NULL, /* init process */ |
175 NULL, /* init thread */ | |
176 NULL, /* exit thread */ | |
177 NULL, /* exit process */ | |
178 NULL, /* exit master */ | |
179 NGX_MODULE_V1_PADDING | |
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180 }; |
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181 |
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182 |
1074 | 183 static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH); |
573 | 184 |
185 | |
186 static ngx_str_t ngx_http_combined_fmt = | |
581 | 187 ngx_string("$remote_addr - $remote_user [$time_local] " |
577 | 188 "\"$request\" $status $body_bytes_sent " |
573 | 189 "\"$http_referer\" \"$http_user_agent\""); |
119
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190 |
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191 |
573 | 192 static ngx_http_log_var_t ngx_http_log_vars[] = { |
193 { ngx_string("pipe"), 1, ngx_http_log_pipe }, | |
581 | 194 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
573 | 195 ngx_http_log_time }, |
3873 | 196 { ngx_string("time_iso8601"), sizeof("1970-09-28T12:00:00+06:00") - 1, |
197 ngx_http_log_iso8601 }, | |
573 | 198 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec }, |
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199 { ngx_string("request_time"), NGX_TIME_T_LEN + 4, |
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200 ngx_http_log_request_time }, |
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201 { ngx_string("status"), NGX_INT_T_LEN, ngx_http_log_status }, |
573 | 202 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent }, |
577 | 203 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN, |
204 ngx_http_log_body_bytes_sent }, | |
573 | 205 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
206 ngx_http_log_request_length }, | |
207 | |
208 { ngx_null_string, 0, NULL } | |
209 }; | |
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211 |
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212 static ngx_int_t |
497 | 213 ngx_http_log_handler(ngx_http_request_t *r) |
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214 { |
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215 u_char *line, *p; |
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216 size_t len; |
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217 ngx_uint_t i, l; |
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218 ngx_http_log_t *log; |
571 | 219 ngx_open_file_t *file; |
176
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220 ngx_http_log_op_t *op; |
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221 ngx_http_log_loc_conf_t *lcf; |
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222 |
210
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223 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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224 "http log handler"); |
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225 |
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226 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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227 |
427
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228 if (lcf->off) { |
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229 return NGX_OK; |
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230 } |
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231 |
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232 log = lcf->logs->elts; |
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233 for (l = 0; l < lcf->logs->nelts; l++) { |
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234 |
633 | 235 if (ngx_time() == log[l].disk_full_time) { |
236 | |
237 /* | |
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238 * on FreeBSD writing to a full filesystem with enabled softupdates |
633 | 239 * may block process for much longer time than writing to non-full |
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240 * filesystem, so we skip writing to a log for one second |
633 | 241 */ |
242 | |
243 continue; | |
244 } | |
245 | |
2261 | 246 ngx_http_script_flush_no_cacheable_variables(r, log[l].format->flushes); |
247 | |
176
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248 len = 0; |
2261 | 249 op = log[l].format->ops->elts; |
250 for (i = 0; i < log[l].format->ops->nelts; i++) { | |
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251 if (op[i].len == 0) { |
479 | 252 len += op[i].getlen(r, op[i].data); |
176
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253 |
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254 } else { |
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255 len += op[i].len; |
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256 } |
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257 } |
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258 |
571 | 259 len += NGX_LINEFEED_SIZE; |
260 | |
261 file = log[l].file; | |
262 | |
2072 | 263 if (file && file->buffer) { |
571 | 264 |
265 if (len > (size_t) (file->last - file->pos)) { | |
266 | |
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267 ngx_http_log_write(r, &log[l], file->buffer, |
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268 file->pos - file->buffer); |
571 | 269 |
270 file->pos = file->buffer; | |
271 } | |
272 | |
273 if (len <= (size_t) (file->last - file->pos)) { | |
274 | |
275 p = file->pos; | |
276 | |
2261 | 277 for (i = 0; i < log[l].format->ops->nelts; i++) { |
571 | 278 p = op[i].run(r, p, &op[i]); |
279 } | |
280 | |
281 ngx_linefeed(p); | |
282 | |
283 file->pos = p; | |
284 | |
285 continue; | |
286 } | |
287 } | |
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288 |
2049 | 289 line = ngx_pnalloc(r->pool, len); |
501 | 290 if (line == NULL) { |
473 | 291 return NGX_ERROR; |
292 } | |
293 | |
176
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294 p = line; |
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295 |
2261 | 296 for (i = 0; i < log[l].format->ops->nelts; i++) { |
479 | 297 p = op[i].run(r, p, &op[i]); |
176
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298 } |
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299 |
571 | 300 ngx_linefeed(p); |
301 | |
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302 ngx_http_log_write(r, &log[l], line, p - line); |
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303 } |
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304 |
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305 return NGX_OK; |
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306 } |
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307 |
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308 |
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309 static void |
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310 ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf, |
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311 size_t len) |
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312 { |
2072 | 313 u_char *name; |
314 time_t now; | |
315 ssize_t n; | |
316 ngx_err_t err; | |
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317 |
2072 | 318 if (log->script == NULL) { |
319 name = log->file->name.data; | |
320 n = ngx_write_fd(log->file->fd, buf, len); | |
321 | |
322 } else { | |
323 name = NULL; | |
324 n = ngx_http_log_script_write(r, log->script, &name, buf, len); | |
325 } | |
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326 |
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327 if (n == (ssize_t) len) { |
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328 return; |
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329 } |
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330 |
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331 now = ngx_time(); |
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332 |
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333 if (n == -1) { |
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334 err = ngx_errno; |
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335 |
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336 if (err == NGX_ENOSPC) { |
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337 log->disk_full_time = now; |
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338 } |
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339 |
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340 if (now - log->error_log_time > 59) { |
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341 ngx_log_error(NGX_LOG_ALERT, r->connection->log, err, |
2072 | 342 ngx_write_fd_n " to \"%s\" failed", name); |
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343 |
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344 log->error_log_time = now; |
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345 } |
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346 |
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347 return; |
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348 } |
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349 |
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350 if (now - log->error_log_time > 59) { |
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351 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
2072 | 352 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", |
353 name, n, len); | |
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354 |
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355 log->error_log_time = now; |
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356 } |
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357 } |
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358 |
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359 |
2072 | 360 static ssize_t |
361 ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script, | |
362 u_char **name, u_char *buf, size_t len) | |
363 { | |
364 size_t root; | |
365 ssize_t n; | |
366 ngx_str_t log, path; | |
367 ngx_open_file_info_t of; | |
368 ngx_http_log_loc_conf_t *llcf; | |
369 ngx_http_core_loc_conf_t *clcf; | |
370 | |
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371 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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372 |
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373 if (!r->root_tested) { |
2072 | 374 |
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375 /* test root directory existence */ |
2072 | 376 |
377 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { | |
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378 /* simulate successful logging */ |
2072 | 379 return len; |
380 } | |
381 | |
382 path.data[root] = '\0'; | |
383 | |
384 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
385 | |
386 of.valid = clcf->open_file_cache_valid; | |
387 of.min_uses = clcf->open_file_cache_min_uses; | |
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388 of.test_dir = 1; |
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389 of.test_only = 1; |
2072 | 390 of.errors = clcf->open_file_cache_errors; |
391 of.events = clcf->open_file_cache_events; | |
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392 |
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393 if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { |
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394 /* simulate successful logging */ |
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395 return len; |
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396 } |
2072 | 397 |
398 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) | |
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399 != NGX_OK) |
2072 | 400 { |
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401 if (of.err == 0) { |
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402 /* simulate successful logging */ |
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403 return len; |
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404 } |
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405 |
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406 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err, |
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407 "testing \"%s\" existence failed", path.data); |
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408 |
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409 /* simulate successful logging */ |
2087
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410 return len; |
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411 } |
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412 |
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413 if (!of.is_dir) { |
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414 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR, |
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415 "testing \"%s\" existence failed", path.data); |
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416 |
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417 /* simulate successful logging */ |
2072 | 418 return len; |
419 } | |
420 } | |
421 | |
422 if (ngx_http_script_run(r, &log, script->lengths->elts, 1, | |
423 script->values->elts) | |
424 == NULL) | |
425 { | |
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426 /* simulate successful logging */ |
2072 | 427 return len; |
428 } | |
429 | |
430 log.data[log.len - 1] = '\0'; | |
431 *name = log.data; | |
432 | |
433 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
434 "http log \"%s\"", log.data); | |
435 | |
436 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); | |
437 | |
438 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
439 | |
440 of.log = 1; | |
441 of.valid = llcf->open_file_cache_valid; | |
442 of.min_uses = llcf->open_file_cache_min_uses; | |
2277 | 443 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
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444 |
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445 if (ngx_http_set_disable_symlinks(r, clcf, &log, &of) != NGX_OK) { |
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446 /* simulate successful logging */ |
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447 return len; |
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448 } |
2072 | 449 |
450 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool) | |
451 != NGX_OK) | |
452 { | |
453 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
2756
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454 "%s \"%s\" failed", of.failed, log.data); |
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455 /* simulate successful logging */ |
2077 | 456 return len; |
2072 | 457 } |
458 | |
459 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
460 "http log #%d", of.fd); | |
461 | |
462 n = ngx_write_fd(of.fd, buf, len); | |
463 | |
464 return n; | |
465 } | |
466 | |
467 | |
497 | 468 static u_char * |
469 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
470 ngx_http_log_op_t *op) | |
479 | 471 { |
472 size_t len; | |
473 uintptr_t data; | |
474 | |
475 len = op->len; | |
476 data = op->data; | |
477 | |
478 while (len--) { | |
479 *buf++ = (u_char) (data & 0xff); | |
480 data >>= 8; | |
481 } | |
482 | |
483 return buf; | |
484 } | |
485 | |
486 | |
497 | 487 static u_char * |
488 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
489 ngx_http_log_op_t *op) | |
479 | 490 { |
491 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
492 } | |
493 | |
494 | |
497 | 495 static u_char * |
496 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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497 { |
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498 if (r->pipeline) { |
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499 *buf = 'p'; |
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500 } else { |
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501 *buf = '.'; |
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502 } |
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503 |
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504 return buf + 1; |
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505 } |
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506 |
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507 |
497 | 508 static u_char * |
509 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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510 { |
178
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511 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
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512 ngx_cached_http_log_time.len); |
176
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513 } |
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514 |
3873 | 515 static u_char * |
516 ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
517 { | |
518 return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data, | |
519 ngx_cached_http_log_iso8601.len); | |
520 } | |
176
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521 |
497 | 522 static u_char * |
523 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
409
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524 { |
563 | 525 ngx_time_t *tp; |
409
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526 |
563 | 527 tp = ngx_timeofday(); |
409
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528 |
563 | 529 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
409
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530 } |
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531 |
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532 |
497 | 533 static u_char * |
534 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
535 ngx_http_log_op_t *op) | |
536 { | |
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537 ngx_time_t *tp; |
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538 ngx_msec_int_t ms; |
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539 |
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540 tp = ngx_timeofday(); |
497 | 541 |
1640 | 542 ms = (ngx_msec_int_t) |
543 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); | |
3515 | 544 ms = ngx_max(ms, 0); |
497 | 545 |
1179
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546 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000); |
497 | 547 } |
548 | |
549 | |
550 static u_char * | |
551 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
176
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552 { |
3370
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553 ngx_uint_t status; |
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554 |
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555 if (r->err_status) { |
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556 status = r->err_status; |
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557 |
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558 } else if (r->headers_out.status) { |
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559 status = r->headers_out.status; |
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560 |
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561 } else if (r->http_version == NGX_HTTP_VERSION_9) { |
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562 status = 9; |
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563 |
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564 } else { |
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565 status = 0; |
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566 } |
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567 |
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568 return ngx_sprintf(buf, "%03ui", status); |
176
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569 } |
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570 |
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571 |
497 | 572 static u_char * |
573 | 573 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
574 ngx_http_log_op_t *op) | |
176
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575 { |
455 | 576 return ngx_sprintf(buf, "%O", r->connection->sent); |
176
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577 } |
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578 |
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579 |
1271 | 580 /* |
581 * although there is a real $body_bytes_sent variable, | |
582 * this log operation code function is more optimized for logging | |
583 */ | |
584 | |
497 | 585 static u_char * |
577 | 586 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, |
497 | 587 ngx_http_log_op_t *op) |
210
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588 { |
497 | 589 off_t length; |
590 | |
591 length = r->connection->sent - r->header_size; | |
592 | |
593 if (length > 0) { | |
594 return ngx_sprintf(buf, "%O", length); | |
595 } | |
596 | |
597 *buf = '0'; | |
598 | |
599 return buf + 1; | |
210
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600 } |
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601 |
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602 |
497 | 603 static u_char * |
604 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
605 ngx_http_log_op_t *op) | |
475 | 606 { |
663 | 607 return ngx_sprintf(buf, "%O", r->request_length); |
475 | 608 } |
609 | |
610 | |
497 | 611 static ngx_int_t |
501 | 612 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
613 ngx_str_t *value) | |
614 { | |
509 | 615 ngx_int_t index; |
501 | 616 |
509 | 617 index = ngx_http_get_variable_index(cf, value); |
618 if (index == NGX_ERROR) { | |
501 | 619 return NGX_ERROR; |
620 } | |
621 | |
622 op->len = 0; | |
623 op->getlen = ngx_http_log_variable_getlen; | |
624 op->run = ngx_http_log_variable; | |
509 | 625 op->data = index; |
501 | 626 |
627 return NGX_OK; | |
628 } | |
629 | |
630 | |
631 static size_t | |
632 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
633 { | |
2008
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634 uintptr_t len; |
501 | 635 ngx_http_variable_value_t *value; |
636 | |
637 value = ngx_http_get_indexed_variable(r, data); | |
638 | |
573 | 639 if (value == NULL || value->not_found) { |
501 | 640 return 1; |
641 } | |
642 | |
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643 len = ngx_http_log_escape(NULL, value->data, value->len); |
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644 |
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|
645 value->escape = len ? 1 : 0; |
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646 |
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647 return value->len + len * 3; |
501 | 648 } |
649 | |
650 | |
651 static u_char * | |
652 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
653 { | |
654 ngx_http_variable_value_t *value; | |
655 | |
656 value = ngx_http_get_indexed_variable(r, op->data); | |
657 | |
573 | 658 if (value == NULL || value->not_found) { |
501 | 659 *buf = '-'; |
660 return buf + 1; | |
661 } | |
662 | |
2008
66dc85397a90
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663 if (value->escape == 0) { |
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664 return ngx_cpymem(buf, value->data, value->len); |
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665 |
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666 } else { |
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667 return (u_char *) ngx_http_log_escape(buf, value->data, value->len); |
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668 } |
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669 } |
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670 |
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671 |
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672 static uintptr_t |
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673 ngx_http_log_escape(u_char *dst, u_char *src, size_t size) |
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674 { |
3275 | 675 ngx_uint_t n; |
2008
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676 static u_char hex[] = "0123456789ABCDEF"; |
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677 |
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678 static uint32_t escape[] = { |
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679 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
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680 |
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681 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
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682 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ |
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683 |
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684 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
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685 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ |
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686 |
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687 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
4191
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Improved access log escaping to better protect other software.
Maxim Dounin <mdounin@mdounin.ru>
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|
688 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ |
2008
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689 |
4191
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Improved access log escaping to better protect other software.
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|
690 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
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|
691 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
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|
692 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
08d8af70760c
Improved access log escaping to better protect other software.
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|
693 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
2008
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694 }; |
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695 |
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696 |
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697 if (dst == NULL) { |
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698 |
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699 /* find the number of the characters to be escaped */ |
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700 |
3115 | 701 n = 0; |
2008
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702 |
3275 | 703 while (size) { |
2008
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|
704 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
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705 n++; |
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706 } |
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707 src++; |
3275 | 708 size--; |
2008
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|
709 } |
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|
710 |
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711 return (uintptr_t) n; |
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712 } |
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713 |
3275 | 714 while (size) { |
2008
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|
715 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
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716 *dst++ = '\\'; |
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717 *dst++ = 'x'; |
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718 *dst++ = hex[*src >> 4]; |
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|
719 *dst++ = hex[*src & 0xf]; |
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720 src++; |
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721 |
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|
722 } else { |
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|
723 *dst++ = *src++; |
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724 } |
3275 | 725 size--; |
2008
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Igor Sysoev <igor@sysoev.ru>
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|
726 } |
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|
727 |
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|
728 return (uintptr_t) dst; |
501 | 729 } |
730 | |
731 | |
497 | 732 static void * |
733 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
176
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734 { |
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|
735 ngx_http_log_main_conf_t *conf; |
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|
736 |
573 | 737 ngx_http_log_fmt_t *fmt; |
176
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738 |
501 | 739 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
740 if (conf == NULL) { | |
2912
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741 return NULL; |
176
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742 } |
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743 |
497 | 744 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
573 | 745 != NGX_OK) |
497 | 746 { |
2912
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|
747 return NULL; |
497 | 748 } |
176
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749 |
573 | 750 fmt = ngx_array_push(&conf->formats); |
751 if (fmt == NULL) { | |
2912
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752 return NULL; |
176
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753 } |
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754 |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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3515
diff
changeset
|
755 ngx_str_set(&fmt->name, "combined"); |
176
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756 |
2261 | 757 fmt->flushes = NULL; |
758 | |
573 | 759 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
760 if (fmt->ops == NULL) { | |
2912
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761 return NULL; |
176
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762 } |
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763 |
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764 return conf; |
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765 } |
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766 |
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767 |
497 | 768 static void * |
769 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
176
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|
770 { |
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|
771 ngx_http_log_loc_conf_t *conf; |
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772 |
501 | 773 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
774 if (conf == NULL) { | |
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|
775 return NULL; |
427
0d08eabe5c7b
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|
776 } |
99
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|
777 |
2072 | 778 conf->open_file_cache = NGX_CONF_UNSET_PTR; |
779 | |
99
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|
780 return conf; |
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|
781 } |
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|
782 |
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|
783 |
497 | 784 static char * |
785 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
99
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|
786 { |
176
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|
787 ngx_http_log_loc_conf_t *prev = parent; |
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|
788 ngx_http_log_loc_conf_t *conf = child; |
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|
789 |
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|
790 ngx_http_log_t *log; |
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791 ngx_http_log_fmt_t *fmt; |
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792 ngx_http_log_main_conf_t *lmcf; |
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793 |
2072 | 794 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { |
795 | |
796 conf->open_file_cache = prev->open_file_cache; | |
797 conf->open_file_cache_valid = prev->open_file_cache_valid; | |
798 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; | |
799 | |
800 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { | |
801 conf->open_file_cache = NULL; | |
802 } | |
803 } | |
804 | |
1074 | 805 if (conf->logs || conf->off) { |
806 return NGX_CONF_OK; | |
807 } | |
427
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808 |
2078
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809 conf->logs = prev->logs; |
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810 conf->off = prev->off; |
176
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811 |
1074 | 812 if (conf->logs || conf->off) { |
813 return NGX_CONF_OK; | |
814 } | |
99
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815 |
1074 | 816 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
817 if (conf->logs == NULL) { | |
818 return NGX_CONF_ERROR; | |
819 } | |
176
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820 |
1074 | 821 log = ngx_array_push(conf->logs); |
822 if (log == NULL) { | |
823 return NGX_CONF_ERROR; | |
824 } | |
176
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825 |
1074 | 826 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log); |
827 if (log->file == NULL) { | |
828 return NGX_CONF_ERROR; | |
829 } | |
176
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830 |
2080
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NULL script in default access_log
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diff
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|
831 log->script = NULL; |
1074 | 832 log->disk_full_time = 0; |
833 log->error_log_time = 0; | |
427
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834 |
1074 | 835 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
836 fmt = lmcf->formats.elts; | |
837 | |
838 /* the default "combined" format */ | |
2261 | 839 log->format = &fmt[0]; |
1074 | 840 lmcf->combined_used = 1; |
99
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|
841 |
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842 return NGX_CONF_OK; |
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843 } |
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844 |
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845 |
497 | 846 static char * |
847 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
99
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848 { |
176
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849 ngx_http_log_loc_conf_t *llcf = conf; |
99
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|
850 |
2072 | 851 ssize_t buf; |
852 ngx_uint_t i, n; | |
853 ngx_str_t *value, name; | |
854 ngx_http_log_t *log; | |
855 ngx_http_log_fmt_t *fmt; | |
856 ngx_http_log_main_conf_t *lmcf; | |
857 ngx_http_script_compile_t sc; | |
176
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858 |
427
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859 value = cf->args->elts; |
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|
860 |
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861 if (ngx_strcmp(value[1].data, "off") == 0) { |
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862 llcf->off = 1; |
3038
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863 if (cf->args->nelts == 2) { |
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864 return NGX_CONF_OK; |
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865 } |
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|
866 |
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867 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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868 "invalid parameter \"%V\"", &value[2]); |
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869 return NGX_CONF_ERROR; |
427
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870 } |
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871 |
176
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872 if (llcf->logs == NULL) { |
427
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873 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
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|
874 if (llcf->logs == NULL) { |
176
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875 return NGX_CONF_ERROR; |
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876 } |
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877 } |
99
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|
878 |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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diff
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|
879 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
99
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880 |
501 | 881 log = ngx_array_push(llcf->logs); |
882 if (log == NULL) { | |
176
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883 return NGX_CONF_ERROR; |
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884 } |
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885 |
2072 | 886 ngx_memzero(log, sizeof(ngx_http_log_t)); |
887 | |
888 n = ngx_http_script_variables_count(&value[1]); | |
889 | |
890 if (n == 0) { | |
891 log->file = ngx_conf_open_file(cf->cycle, &value[1]); | |
892 if (log->file == NULL) { | |
893 return NGX_CONF_ERROR; | |
894 } | |
895 | |
896 } else { | |
2536
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|
897 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { |
2072 | 898 return NGX_CONF_ERROR; |
899 } | |
900 | |
901 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t)); | |
902 if (log->script == NULL) { | |
903 return NGX_CONF_ERROR; | |
904 } | |
905 | |
906 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
907 | |
908 sc.cf = cf; | |
909 sc.source = &value[1]; | |
910 sc.lengths = &log->script->lengths; | |
911 sc.values = &log->script->values; | |
912 sc.variables = n; | |
913 sc.complete_lengths = 1; | |
914 sc.complete_values = 1; | |
915 | |
916 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
917 return NGX_CONF_ERROR; | |
918 } | |
176
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919 } |
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920 |
571 | 921 if (cf->args->nelts >= 3) { |
176
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922 name = value[2]; |
581 | 923 |
924 if (ngx_strcmp(name.data, "combined") == 0) { | |
925 lmcf->combined_used = 1; | |
926 } | |
927 | |
176
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928 } else { |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
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|
929 ngx_str_set(&name, "combined"); |
573 | 930 lmcf->combined_used = 1; |
176
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931 } |
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932 |
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933 fmt = lmcf->formats.elts; |
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934 for (i = 0; i < lmcf->formats.nelts; i++) { |
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935 if (fmt[i].name.len == name.len |
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936 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
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937 { |
2261 | 938 log->format = &fmt[i]; |
571 | 939 goto buffer; |
176
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940 } |
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941 } |
100
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|
942 |
487 | 943 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
944 "unknown log format \"%V\"", &name); | |
571 | 945 return NGX_CONF_ERROR; |
487 | 946 |
571 | 947 buffer: |
948 | |
949 if (cf->args->nelts == 4) { | |
950 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
951 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
952 "invalid parameter \"%V\"", &value[3]); | |
953 return NGX_CONF_ERROR; | |
954 } | |
955 | |
2072 | 956 if (log->script) { |
957 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4133
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|
958 "buffered logs cannot have variables in name"); |
2072 | 959 return NGX_CONF_ERROR; |
960 } | |
961 | |
571 | 962 name.len = value[3].len - 7; |
963 name.data = value[3].data + 7; | |
964 | |
965 buf = ngx_parse_size(&name); | |
966 | |
967 if (buf == NGX_ERROR) { | |
968 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
4327
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|
969 "invalid buffer value \"%V\"", &name); |
571 | 970 return NGX_CONF_ERROR; |
971 } | |
972 | |
973 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
974 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
975 "access_log \"%V\" already defined " | |
976 "with different buffer size", &value[1]); | |
977 return NGX_CONF_ERROR; | |
978 } | |
979 | |
980 log->file->buffer = ngx_palloc(cf->pool, buf); | |
981 if (log->file->buffer == NULL) { | |
982 return NGX_CONF_ERROR; | |
983 } | |
984 | |
985 log->file->pos = log->file->buffer; | |
986 log->file->last = log->file->buffer + buf; | |
987 } | |
988 | |
989 return NGX_CONF_OK; | |
99
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990 } |
176
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|
991 |
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|
992 |
497 | 993 static char * |
994 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
176
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995 { |
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996 ngx_http_log_main_conf_t *lmcf = conf; |
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997 |
573 | 998 ngx_str_t *value; |
999 ngx_uint_t i; | |
1000 ngx_http_log_fmt_t *fmt; | |
176
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1001 |
4327
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|
1002 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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|
1003 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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|
1004 "the \"log_format\" directive may be used " |
73d37e1ccb91
- Improved error message when parsing of the "buffer" parameter of the
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|
1005 "only on \"http\" level"); |
73d37e1ccb91
- Improved error message when parsing of the "buffer" parameter of the
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|
1006 } |
73d37e1ccb91
- Improved error message when parsing of the "buffer" parameter of the
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|
1007 |
176
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1008 value = cf->args->elts; |
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1009 |
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1010 fmt = lmcf->formats.elts; |
573 | 1011 for (i = 0; i < lmcf->formats.nelts; i++) { |
1012 if (fmt[i].name.len == value[1].len | |
1013 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) | |
176
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1014 { |
2036 | 1015 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1016 "duplicate \"log_format\" name \"%V\"", | |
1017 &value[1]); | |
1018 return NGX_CONF_ERROR; | |
176
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1019 } |
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1020 } |
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1021 |
501 | 1022 fmt = ngx_array_push(&lmcf->formats); |
1023 if (fmt == NULL) { | |
176
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1024 return NGX_CONF_ERROR; |
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1025 } |
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1026 |
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1027 fmt->name = value[1]; |
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1028 |
2261 | 1029 fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t)); |
1030 if (fmt->flushes == NULL) { | |
1031 return NGX_CONF_ERROR; | |
1032 } | |
1033 | |
573 | 1034 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
501 | 1035 if (fmt->ops == NULL) { |
176
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1036 return NGX_CONF_ERROR; |
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1037 } |
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1038 |
2261 | 1039 return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2); |
573 | 1040 } |
1041 | |
176
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1042 |
573 | 1043 static char * |
2261 | 1044 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes, |
1045 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s) | |
573 | 1046 { |
880 | 1047 u_char *data, *p, ch; |
1048 size_t i, len; | |
1049 ngx_str_t *value, var; | |
2261 | 1050 ngx_int_t *flush; |
880 | 1051 ngx_uint_t bracket; |
1052 ngx_http_log_op_t *op; | |
1053 ngx_http_log_var_t *v; | |
573 | 1054 |
1055 value = args->elts; | |
1056 | |
1057 for ( /* void */ ; s < args->nelts; s++) { | |
176
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1058 |
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1059 i = 0; |
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1060 |
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1061 while (i < value[s].len) { |
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1062 |
573 | 1063 op = ngx_array_push(ops); |
501 | 1064 if (op == NULL) { |
176
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1065 return NGX_CONF_ERROR; |
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1066 } |
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1067 |
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1068 data = &value[s].data[i]; |
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1069 |
880 | 1070 if (value[s].data[i] == '$') { |
569 | 1071 |
1072 if (++i == value[s].len) { | |
1073 goto invalid; | |
1074 } | |
1075 | |
1076 if (value[s].data[i] == '{') { | |
1077 bracket = 1; | |
1078 | |
1079 if (++i == value[s].len) { | |
1080 goto invalid; | |
1081 } | |
1082 | |
1083 var.data = &value[s].data[i]; | |
1084 | |
1085 } else { | |
1086 bracket = 0; | |
1087 var.data = &value[s].data[i]; | |
1088 } | |
1089 | |
1090 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
1091 ch = value[s].data[i]; | |
1092 | |
1093 if (ch == '}' && bracket) { | |
1094 i++; | |
1095 bracket = 0; | |
1096 break; | |
1097 } | |
1098 | |
1099 if ((ch >= 'A' && ch <= 'Z') | |
1100 || (ch >= 'a' && ch <= 'z') | |
1101 || (ch >= '0' && ch <= '9') | |
1102 || ch == '_') | |
1103 { | |
1104 continue; | |
1105 } | |
1106 | |
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1107 break; |
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1108 } |
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1109 |
569 | 1110 if (bracket) { |
1111 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1112 "the closing bracket in \"%V\" " | |
1113 "variable is missing", &var); | |
1114 return NGX_CONF_ERROR; | |
1115 } | |
1116 | |
1117 if (var.len == 0) { | |
1118 goto invalid; | |
1119 } | |
1120 | |
573 | 1121 for (v = ngx_http_log_vars; v->name.len; v++) { |
1122 | |
1123 if (v->name.len == var.len | |
1124 && ngx_strncmp(v->name.data, var.data, var.len) == 0) | |
1125 { | |
1126 op->len = v->len; | |
1127 op->getlen = NULL; | |
1128 op->run = v->run; | |
1129 op->data = 0; | |
1130 | |
1131 goto found; | |
1132 } | |
1133 } | |
1134 | |
569 | 1135 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { |
1136 return NGX_CONF_ERROR; | |
1137 } | |
1138 | |
2261 | 1139 if (flushes) { |
1140 | |
1141 flush = ngx_array_push(flushes); | |
1142 if (flush == NULL) { | |
1143 return NGX_CONF_ERROR; | |
1144 } | |
1145 | |
1146 *flush = op->data; /* variable index */ | |
1147 } | |
1148 | |
573 | 1149 found: |
1150 | |
1151 continue; | |
1152 } | |
1153 | |
1154 i++; | |
176
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1155 |
880 | 1156 while (i < value[s].len && value[s].data[i] != '$') { |
573 | 1157 i++; |
1158 } | |
176
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1159 |
573 | 1160 len = &value[s].data[i] - data; |
176
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1161 |
573 | 1162 if (len) { |
176
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1163 |
573 | 1164 op->len = len; |
1165 op->getlen = NULL; | |
176
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1166 |
573 | 1167 if (len <= sizeof(uintptr_t)) { |
1168 op->run = ngx_http_log_copy_short; | |
1169 op->data = 0; | |
176
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1170 |
573 | 1171 while (len--) { |
1172 op->data <<= 8; | |
1173 op->data |= data[len]; | |
1174 } | |
1175 | |
1176 } else { | |
1177 op->run = ngx_http_log_copy_long; | |
176
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1178 |
2049 | 1179 p = ngx_pnalloc(cf->pool, len); |
573 | 1180 if (p == NULL) { |
1181 return NGX_CONF_ERROR; | |
1182 } | |
176
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1183 |
573 | 1184 ngx_memcpy(p, data, len); |
1185 op->data = (uintptr_t) p; | |
176
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1186 } |
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1187 } |
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1188 } |
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1189 } |
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1190 |
569 | 1191 return NGX_CONF_OK; |
1192 | |
1193 invalid: | |
1194 | |
1195 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
1196 | |
1197 return NGX_CONF_ERROR; | |
1198 } | |
1199 | |
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1200 |
2072 | 1201 static char * |
1202 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1203 { | |
1204 ngx_http_log_loc_conf_t *llcf = conf; | |
1205 | |
1206 time_t inactive, valid; | |
1207 ngx_str_t *value, s; | |
1208 ngx_int_t max, min_uses; | |
1209 ngx_uint_t i; | |
1210 | |
1211 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) { | |
1212 return "is duplicate"; | |
1213 } | |
1214 | |
1215 value = cf->args->elts; | |
1216 | |
1217 max = 0; | |
1218 inactive = 10; | |
1219 valid = 60; | |
1220 min_uses = 1; | |
1221 | |
1222 for (i = 1; i < cf->args->nelts; i++) { | |
1223 | |
1224 if (ngx_strncmp(value[i].data, "max=", 4) == 0) { | |
1225 | |
1226 max = ngx_atoi(value[i].data + 4, value[i].len - 4); | |
1227 if (max == NGX_ERROR) { | |
1228 goto failed; | |
1229 } | |
1230 | |
1231 continue; | |
1232 } | |
1233 | |
1234 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { | |
1235 | |
1236 s.len = value[i].len - 9; | |
1237 s.data = value[i].data + 9; | |
1238 | |
1239 inactive = ngx_parse_time(&s, 1); | |
4474 | 1240 if (inactive == (time_t) NGX_ERROR) { |
2072 | 1241 goto failed; |
1242 } | |
1243 | |
1244 continue; | |
1245 } | |
1246 | |
1247 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { | |
1248 | |
1249 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); | |
1250 if (min_uses == NGX_ERROR) { | |
1251 goto failed; | |
1252 } | |
1253 | |
1254 continue; | |
1255 } | |
1256 | |
1257 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { | |
1258 | |
1259 s.len = value[i].len - 6; | |
1260 s.data = value[i].data + 6; | |
1261 | |
1262 valid = ngx_parse_time(&s, 1); | |
4474 | 1263 if (valid == (time_t) NGX_ERROR) { |
2072 | 1264 goto failed; |
1265 } | |
1266 | |
1267 continue; | |
1268 } | |
1269 | |
1270 if (ngx_strcmp(value[i].data, "off") == 0) { | |
1271 | |
1272 llcf->open_file_cache = NULL; | |
1273 | |
1274 continue; | |
1275 } | |
1276 | |
1277 failed: | |
1278 | |
1279 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1280 "invalid \"open_log_file_cache\" parameter \"%V\"", | |
1281 &value[i]); | |
1282 return NGX_CONF_ERROR; | |
1283 } | |
1284 | |
1285 if (llcf->open_file_cache == NULL) { | |
1286 return NGX_CONF_OK; | |
1287 } | |
1288 | |
1289 if (max == 0) { | |
1290 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1291 "\"open_log_file_cache\" must have \"max\" parameter"); | |
1292 return NGX_CONF_ERROR; | |
1293 } | |
1294 | |
1295 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); | |
1296 | |
1297 if (llcf->open_file_cache) { | |
1298 | |
1299 llcf->open_file_cache_valid = valid; | |
1300 llcf->open_file_cache_min_uses = min_uses; | |
1301 | |
1302 return NGX_CONF_OK; | |
1303 } | |
1304 | |
1305 return NGX_CONF_ERROR; | |
1306 } | |
1307 | |
1308 | |
569 | 1309 static ngx_int_t |
573 | 1310 ngx_http_log_init(ngx_conf_t *cf) |
569 | 1311 { |
573 | 1312 ngx_str_t *value; |
1313 ngx_array_t a; | |
581 | 1314 ngx_http_handler_pt *h; |
573 | 1315 ngx_http_log_fmt_t *fmt; |
1316 ngx_http_log_main_conf_t *lmcf; | |
569 | 1317 ngx_http_core_main_conf_t *cmcf; |
1318 | |
573 | 1319 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
1320 | |
1321 if (lmcf->combined_used) { | |
1322 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { | |
1323 return NGX_ERROR; | |
1324 } | |
1325 | |
1326 value = ngx_array_push(&a); | |
1327 if (value == NULL) { | |
1328 return NGX_ERROR; | |
1329 } | |
1330 | |
1331 *value = ngx_http_combined_fmt; | |
1332 fmt = lmcf->formats.elts; | |
1333 | |
2261 | 1334 if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0) |
573 | 1335 != NGX_CONF_OK) |
1336 { | |
1337 return NGX_ERROR; | |
1338 } | |
1339 } | |
1340 | |
1341 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
569 | 1342 |
581 | 1343 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); |
1344 if (h == NULL) { | |
1345 return NGX_ERROR; | |
1346 } | |
1347 | |
1348 *h = ngx_http_log_handler; | |
569 | 1349 |
1350 return NGX_OK; | |
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1351 } |