Mercurial > hg > nginx
annotate src/http/modules/ngx_http_log_module.c @ 4494:13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
ngx_open_file_info_t moved to a separate function.
This is preparation for the "from=" parameter implementation of the
"disable_symlinks" directive.
| author | Valentin Bartenev <vbart@nginx.com> |
|---|---|
| date | Mon, 27 Feb 2012 16:51:28 +0000 |
| parents | 08713bac87fc |
| children | 778ef9c3fd2d |
| 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. |
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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); |
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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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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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153 |
| 667 | 154 static ngx_http_module_t ngx_http_log_module_ctx = { |
| 880 | 155 NULL, /* preconfiguration */ |
| 573 | 156 ngx_http_log_init, /* postconfiguration */ |
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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\""); |
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192 |
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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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215 |
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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 { |
|
290
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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; |
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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 |
|
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231 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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232 |
|
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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 | |
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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); |
|
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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 } | |
|
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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 | |
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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 |
|
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398 if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { |
|
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399 /* simulate successful logging */ |
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400 return len; |
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401 } |
| 2072 | 402 |
| 403 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) | |
|
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404 != NGX_OK) |
| 2072 | 405 { |
|
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406 if (of.err == 0) { |
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407 /* simulate successfull logging */ |
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408 return len; |
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409 } |
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410 |
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411 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err, |
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412 "testing \"%s\" existence failed", path.data); |
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413 |
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414 /* simulate successfull logging */ |
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415 return len; |
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416 } |
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417 |
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418 if (!of.is_dir) { |
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419 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR, |
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420 "testing \"%s\" existence failed", path.data); |
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421 |
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422 /* simulate successfull logging */ |
| 2072 | 423 return len; |
| 424 } | |
| 425 } | |
| 426 | |
| 427 if (ngx_http_script_run(r, &log, script->lengths->elts, 1, | |
| 428 script->values->elts) | |
| 429 == NULL) | |
| 430 { | |
| 431 /* simulate successfull logging */ | |
| 432 return len; | |
| 433 } | |
| 434 | |
| 435 log.data[log.len - 1] = '\0'; | |
| 436 *name = log.data; | |
| 437 | |
| 438 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 439 "http log \"%s\"", log.data); | |
| 440 | |
| 441 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); | |
| 442 | |
| 443 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
| 444 | |
| 445 of.log = 1; | |
| 446 of.valid = llcf->open_file_cache_valid; | |
| 447 of.min_uses = llcf->open_file_cache_min_uses; | |
| 2277 | 448 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
|
4494
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449 |
|
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450 if (ngx_http_set_disable_symlinks(r, clcf, &log, &of) != NGX_OK) { |
|
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451 /* simulate successful logging */ |
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452 return len; |
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453 } |
| 2072 | 454 |
| 455 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool) | |
| 456 != NGX_OK) | |
| 457 { | |
| 458 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
|
2756
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459 "%s \"%s\" failed", of.failed, log.data); |
| 2077 | 460 /* simulate successfull logging */ |
| 461 return len; | |
| 2072 | 462 } |
| 463 | |
| 464 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 465 "http log #%d", of.fd); | |
| 466 | |
| 467 n = ngx_write_fd(of.fd, buf, len); | |
| 468 | |
| 469 return n; | |
| 470 } | |
| 471 | |
| 472 | |
| 497 | 473 static u_char * |
| 474 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
| 475 ngx_http_log_op_t *op) | |
| 479 | 476 { |
| 477 size_t len; | |
| 478 uintptr_t data; | |
| 479 | |
| 480 len = op->len; | |
| 481 data = op->data; | |
| 482 | |
| 483 while (len--) { | |
| 484 *buf++ = (u_char) (data & 0xff); | |
| 485 data >>= 8; | |
| 486 } | |
| 487 | |
| 488 return buf; | |
| 489 } | |
| 490 | |
| 491 | |
| 497 | 492 static u_char * |
| 493 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
| 494 ngx_http_log_op_t *op) | |
| 479 | 495 { |
| 496 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
| 497 } | |
| 498 | |
| 499 | |
| 497 | 500 static u_char * |
| 501 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, | |
| 502 ngx_http_log_op_t *op) | |
|
176
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503 { |
| 455 | 504 return ngx_sprintf(buf, "%ui", r->connection->number); |
|
176
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505 } |
|
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506 |
|
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507 |
| 497 | 508 static u_char * |
| 509 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
176
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510 { |
|
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511 if (r->pipeline) { |
|
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512 *buf = 'p'; |
|
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513 } else { |
|
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514 *buf = '.'; |
|
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515 } |
|
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|
516 |
|
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517 return buf + 1; |
|
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518 } |
|
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|
519 |
|
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520 |
| 497 | 521 static u_char * |
| 522 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
176
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523 { |
|
178
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|
524 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
|
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|
525 ngx_cached_http_log_time.len); |
|
176
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526 } |
|
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|
527 |
| 3873 | 528 static u_char * |
| 529 ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
| 530 { | |
| 531 return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data, | |
| 532 ngx_cached_http_log_iso8601.len); | |
| 533 } | |
|
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|
534 |
| 497 | 535 static u_char * |
| 536 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
409
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|
537 { |
| 563 | 538 ngx_time_t *tp; |
|
409
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|
539 |
| 563 | 540 tp = ngx_timeofday(); |
|
409
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|
541 |
| 563 | 542 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
|
409
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|
543 } |
|
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|
544 |
|
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|
545 |
| 497 | 546 static u_char * |
| 547 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
| 548 ngx_http_log_op_t *op) | |
| 549 { | |
|
1179
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|
550 ngx_time_t *tp; |
|
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|
551 ngx_msec_int_t ms; |
|
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|
552 |
|
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|
553 tp = ngx_timeofday(); |
| 497 | 554 |
| 1640 | 555 ms = (ngx_msec_int_t) |
| 556 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); | |
| 3515 | 557 ms = ngx_max(ms, 0); |
| 497 | 558 |
|
1179
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|
559 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000); |
| 497 | 560 } |
| 561 | |
| 562 | |
| 563 static u_char * | |
| 564 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
176
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|
565 { |
|
3370
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|
566 ngx_uint_t status; |
|
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|
567 |
|
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|
568 if (r->err_status) { |
|
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|
569 status = r->err_status; |
|
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|
570 |
|
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|
571 } else if (r->headers_out.status) { |
|
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|
572 status = r->headers_out.status; |
|
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|
573 |
|
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|
574 } else if (r->http_version == NGX_HTTP_VERSION_9) { |
|
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|
575 *buf++ = '0'; |
|
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|
576 *buf++ = '0'; |
|
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|
577 *buf++ = '9'; |
|
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|
578 return buf; |
|
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|
579 |
|
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|
580 } else { |
|
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|
581 status = 0; |
|
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|
582 } |
|
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|
583 |
|
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|
584 return ngx_sprintf(buf, "%ui", status); |
|
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|
585 } |
|
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|
586 |
|
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|
587 |
| 497 | 588 static u_char * |
| 573 | 589 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
| 590 ngx_http_log_op_t *op) | |
|
176
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|
591 { |
| 455 | 592 return ngx_sprintf(buf, "%O", r->connection->sent); |
|
176
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593 } |
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594 |
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595 |
| 1271 | 596 /* |
| 597 * although there is a real $body_bytes_sent variable, | |
| 598 * this log operation code function is more optimized for logging | |
| 599 */ | |
| 600 | |
| 497 | 601 static u_char * |
| 577 | 602 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, |
| 497 | 603 ngx_http_log_op_t *op) |
|
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604 { |
| 497 | 605 off_t length; |
| 606 | |
| 607 length = r->connection->sent - r->header_size; | |
| 608 | |
| 609 if (length > 0) { | |
| 610 return ngx_sprintf(buf, "%O", length); | |
| 611 } | |
| 612 | |
| 613 *buf = '0'; | |
| 614 | |
| 615 return buf + 1; | |
|
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616 } |
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617 |
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618 |
| 497 | 619 static u_char * |
| 620 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
| 621 ngx_http_log_op_t *op) | |
| 475 | 622 { |
| 663 | 623 return ngx_sprintf(buf, "%O", r->request_length); |
| 475 | 624 } |
| 625 | |
| 626 | |
| 497 | 627 static ngx_int_t |
| 501 | 628 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
| 629 ngx_str_t *value) | |
| 630 { | |
| 509 | 631 ngx_int_t index; |
| 501 | 632 |
| 509 | 633 index = ngx_http_get_variable_index(cf, value); |
| 634 if (index == NGX_ERROR) { | |
| 501 | 635 return NGX_ERROR; |
| 636 } | |
| 637 | |
| 638 op->len = 0; | |
| 639 op->getlen = ngx_http_log_variable_getlen; | |
| 640 op->run = ngx_http_log_variable; | |
| 509 | 641 op->data = index; |
| 501 | 642 |
| 643 return NGX_OK; | |
| 644 } | |
| 645 | |
| 646 | |
| 647 static size_t | |
| 648 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
| 649 { | |
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650 uintptr_t len; |
| 501 | 651 ngx_http_variable_value_t *value; |
| 652 | |
| 653 value = ngx_http_get_indexed_variable(r, data); | |
| 654 | |
| 573 | 655 if (value == NULL || value->not_found) { |
| 501 | 656 return 1; |
| 657 } | |
| 658 | |
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659 len = ngx_http_log_escape(NULL, value->data, value->len); |
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660 |
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661 value->escape = len ? 1 : 0; |
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662 |
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663 return value->len + len * 3; |
| 501 | 664 } |
| 665 | |
| 666 | |
| 667 static u_char * | |
| 668 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
| 669 { | |
| 670 ngx_http_variable_value_t *value; | |
| 671 | |
| 672 value = ngx_http_get_indexed_variable(r, op->data); | |
| 673 | |
| 573 | 674 if (value == NULL || value->not_found) { |
| 501 | 675 *buf = '-'; |
| 676 return buf + 1; | |
| 677 } | |
| 678 | |
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679 if (value->escape == 0) { |
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680 return ngx_cpymem(buf, value->data, value->len); |
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681 |
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682 } else { |
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683 return (u_char *) ngx_http_log_escape(buf, value->data, value->len); |
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684 } |
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685 } |
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686 |
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687 |
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688 static uintptr_t |
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689 ngx_http_log_escape(u_char *dst, u_char *src, size_t size) |
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690 { |
| 3275 | 691 ngx_uint_t n; |
|
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692 static u_char hex[] = "0123456789ABCDEF"; |
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693 |
|
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694 static uint32_t escape[] = { |
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695 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
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696 |
|
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697 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
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698 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ |
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699 |
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700 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
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701 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ |
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702 |
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703 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
4191
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704 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
705 |
|
4191
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|
706 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
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|
707 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
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|
708 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
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709 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
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710 }; |
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711 |
|
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712 |
|
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713 if (dst == NULL) { |
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714 |
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715 /* find the number of the characters to be escaped */ |
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716 |
| 3115 | 717 n = 0; |
|
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718 |
| 3275 | 719 while (size) { |
|
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720 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
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|
721 n++; |
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722 } |
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723 src++; |
| 3275 | 724 size--; |
|
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725 } |
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726 |
|
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727 return (uintptr_t) n; |
|
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728 } |
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729 |
| 3275 | 730 while (size) { |
|
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731 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
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732 *dst++ = '\\'; |
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733 *dst++ = 'x'; |
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734 *dst++ = hex[*src >> 4]; |
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735 *dst++ = hex[*src & 0xf]; |
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736 src++; |
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737 |
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738 } else { |
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739 *dst++ = *src++; |
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740 } |
| 3275 | 741 size--; |
|
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742 } |
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743 |
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|
744 return (uintptr_t) dst; |
| 501 | 745 } |
| 746 | |
| 747 | |
| 497 | 748 static void * |
| 749 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
|
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750 { |
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751 ngx_http_log_main_conf_t *conf; |
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752 |
| 573 | 753 ngx_http_log_fmt_t *fmt; |
|
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754 |
| 501 | 755 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
| 756 if (conf == NULL) { | |
|
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757 return NULL; |
|
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758 } |
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759 |
| 497 | 760 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
| 573 | 761 != NGX_OK) |
| 497 | 762 { |
|
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763 return NULL; |
| 497 | 764 } |
|
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765 |
| 573 | 766 fmt = ngx_array_push(&conf->formats); |
| 767 if (fmt == NULL) { | |
|
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768 return NULL; |
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769 } |
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770 |
|
3516
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|
771 ngx_str_set(&fmt->name, "combined"); |
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|
772 |
| 2261 | 773 fmt->flushes = NULL; |
| 774 | |
| 573 | 775 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
| 776 if (fmt->ops == NULL) { | |
|
2912
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return NULL instead of NGX_CONF_ERROR on a create conf failure
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2756
diff
changeset
|
777 return NULL; |
|
176
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119
diff
changeset
|
778 } |
|
c0552e5ab567
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119
diff
changeset
|
779 |
|
c0552e5ab567
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119
diff
changeset
|
780 return conf; |
|
c0552e5ab567
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119
diff
changeset
|
781 } |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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parents:
119
diff
changeset
|
782 |
|
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
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119
diff
changeset
|
783 |
| 497 | 784 static void * |
| 785 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
|
176
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diff
changeset
|
786 { |
|
c0552e5ab567
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diff
changeset
|
787 ngx_http_log_loc_conf_t *conf; |
|
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diff
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|
788 |
| 501 | 789 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
| 790 if (conf == NULL) { | |
|
2912
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2756
diff
changeset
|
791 return NULL; |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
792 } |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
793 |
| 2072 | 794 conf->open_file_cache = NGX_CONF_UNSET_PTR; |
| 795 | |
|
99
a059e1aa65d4
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Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
796 return conf; |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
797 } |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
798 |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
799 |
| 497 | 800 static char * |
| 801 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
802 { |
|
176
c0552e5ab567
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diff
changeset
|
803 ngx_http_log_loc_conf_t *prev = parent; |
|
c0552e5ab567
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diff
changeset
|
804 ngx_http_log_loc_conf_t *conf = child; |
|
c0552e5ab567
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119
diff
changeset
|
805 |
|
c0552e5ab567
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diff
changeset
|
806 ngx_http_log_t *log; |
|
c0552e5ab567
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diff
changeset
|
807 ngx_http_log_fmt_t *fmt; |
|
c0552e5ab567
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diff
changeset
|
808 ngx_http_log_main_conf_t *lmcf; |
|
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|
809 |
| 2072 | 810 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { |
| 811 | |
| 812 conf->open_file_cache = prev->open_file_cache; | |
| 813 conf->open_file_cache_valid = prev->open_file_cache_valid; | |
| 814 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; | |
| 815 | |
| 816 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { | |
| 817 conf->open_file_cache = NULL; | |
| 818 } | |
| 819 } | |
| 820 | |
| 1074 | 821 if (conf->logs || conf->off) { |
| 822 return NGX_CONF_OK; | |
| 823 } | |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
824 |
|
2078
9acbc5e7bcbd
fix variable access_log merging
Igor Sysoev <igor@sysoev.ru>
parents:
2077
diff
changeset
|
825 conf->logs = prev->logs; |
|
9acbc5e7bcbd
fix variable access_log merging
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parents:
2077
diff
changeset
|
826 conf->off = prev->off; |
|
176
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diff
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|
827 |
| 1074 | 828 if (conf->logs || conf->off) { |
| 829 return NGX_CONF_OK; | |
| 830 } | |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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69
diff
changeset
|
831 |
| 1074 | 832 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
| 833 if (conf->logs == NULL) { | |
| 834 return NGX_CONF_ERROR; | |
| 835 } | |
|
176
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changeset
|
836 |
| 1074 | 837 log = ngx_array_push(conf->logs); |
| 838 if (log == NULL) { | |
| 839 return NGX_CONF_ERROR; | |
| 840 } | |
|
176
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|
841 |
| 1074 | 842 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log); |
| 843 if (log->file == NULL) { | |
| 844 return NGX_CONF_ERROR; | |
| 845 } | |
|
176
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diff
changeset
|
846 |
|
2080
a24c7009de0b
NULL script in default access_log
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parents:
2078
diff
changeset
|
847 log->script = NULL; |
| 1074 | 848 log->disk_full_time = 0; |
| 849 log->error_log_time = 0; | |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
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parents:
415
diff
changeset
|
850 |
| 1074 | 851 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
| 852 fmt = lmcf->formats.elts; | |
| 853 | |
| 854 /* the default "combined" format */ | |
| 2261 | 855 log->format = &fmt[0]; |
| 1074 | 856 lmcf->combined_used = 1; |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
857 |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
858 return NGX_CONF_OK; |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
859 } |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
860 |
|
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
861 |
| 497 | 862 static char * |
| 863 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
864 { |
|
176
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diff
changeset
|
865 ngx_http_log_loc_conf_t *llcf = conf; |
|
99
a059e1aa65d4
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69
diff
changeset
|
866 |
| 2072 | 867 ssize_t buf; |
| 868 ngx_uint_t i, n; | |
| 869 ngx_str_t *value, name; | |
| 870 ngx_http_log_t *log; | |
| 871 ngx_http_log_fmt_t *fmt; | |
| 872 ngx_http_log_main_conf_t *lmcf; | |
| 873 ngx_http_script_compile_t sc; | |
|
176
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diff
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|
874 |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
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parents:
415
diff
changeset
|
875 value = cf->args->elts; |
|
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
876 |
|
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
877 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
878 llcf->off = 1; |
|
3038
cd8738e76610
strict testing "access_log off"
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
879 if (cf->args->nelts == 2) { |
|
cd8738e76610
strict testing "access_log off"
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parents:
2912
diff
changeset
|
880 return NGX_CONF_OK; |
|
cd8738e76610
strict testing "access_log off"
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parents:
2912
diff
changeset
|
881 } |
|
cd8738e76610
strict testing "access_log off"
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
882 |
|
cd8738e76610
strict testing "access_log off"
Igor Sysoev <igor@sysoev.ru>
parents:
2912
diff
changeset
|
883 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
|
cd8738e76610
strict testing "access_log off"
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parents:
2912
diff
changeset
|
884 "invalid parameter \"%V\"", &value[2]); |
|
cd8738e76610
strict testing "access_log off"
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parents:
2912
diff
changeset
|
885 return NGX_CONF_ERROR; |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
886 } |
|
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
887 |
|
176
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119
diff
changeset
|
888 if (llcf->logs == NULL) { |
|
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
889 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
|
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
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parents:
415
diff
changeset
|
890 if (llcf->logs == NULL) { |
|
176
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diff
changeset
|
891 return NGX_CONF_ERROR; |
|
c0552e5ab567
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parents:
119
diff
changeset
|
892 } |
|
c0552e5ab567
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parents:
119
diff
changeset
|
893 } |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
894 |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
895 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
|
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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69
diff
changeset
|
896 |
| 501 | 897 log = ngx_array_push(llcf->logs); |
| 898 if (log == NULL) { | |
|
176
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diff
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|
899 return NGX_CONF_ERROR; |
|
c0552e5ab567
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diff
changeset
|
900 } |
|
c0552e5ab567
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changeset
|
901 |
| 2072 | 902 ngx_memzero(log, sizeof(ngx_http_log_t)); |
| 903 | |
| 904 n = ngx_http_script_variables_count(&value[1]); | |
| 905 | |
| 906 if (n == 0) { | |
| 907 log->file = ngx_conf_open_file(cf->cycle, &value[1]); | |
| 908 if (log->file == NULL) { | |
| 909 return NGX_CONF_ERROR; | |
| 910 } | |
| 911 | |
| 912 } else { | |
|
2536
a6d6d762c554
small optimization: " == NGX_ERROR" > " != NGX_OK"
Igor Sysoev <igor@sysoev.ru>
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2277
diff
changeset
|
913 if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { |
| 2072 | 914 return NGX_CONF_ERROR; |
| 915 } | |
| 916 | |
| 917 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t)); | |
| 918 if (log->script == NULL) { | |
| 919 return NGX_CONF_ERROR; | |
| 920 } | |
| 921 | |
| 922 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 923 | |
| 924 sc.cf = cf; | |
| 925 sc.source = &value[1]; | |
| 926 sc.lengths = &log->script->lengths; | |
| 927 sc.values = &log->script->values; | |
| 928 sc.variables = n; | |
| 929 sc.complete_lengths = 1; | |
| 930 sc.complete_values = 1; | |
| 931 | |
| 932 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 933 return NGX_CONF_ERROR; | |
| 934 } | |
|
176
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diff
changeset
|
935 } |
|
c0552e5ab567
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diff
changeset
|
936 |
| 571 | 937 if (cf->args->nelts >= 3) { |
|
176
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diff
changeset
|
938 name = value[2]; |
| 581 | 939 |
| 940 if (ngx_strcmp(name.data, "combined") == 0) { | |
| 941 lmcf->combined_used = 1; | |
| 942 } | |
| 943 | |
|
176
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119
diff
changeset
|
944 } else { |
|
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3515
diff
changeset
|
945 ngx_str_set(&name, "combined"); |
| 573 | 946 lmcf->combined_used = 1; |
|
176
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|
947 } |
|
c0552e5ab567
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diff
changeset
|
948 |
|
c0552e5ab567
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diff
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|
949 fmt = lmcf->formats.elts; |
|
c0552e5ab567
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diff
changeset
|
950 for (i = 0; i < lmcf->formats.nelts; i++) { |
|
c0552e5ab567
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119
diff
changeset
|
951 if (fmt[i].name.len == name.len |
|
c0552e5ab567
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diff
changeset
|
952 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
|
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953 { |
| 2261 | 954 log->format = &fmt[i]; |
| 571 | 955 goto buffer; |
|
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956 } |
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957 } |
|
100
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|
958 |
| 487 | 959 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 960 "unknown log format \"%V\"", &name); | |
| 571 | 961 return NGX_CONF_ERROR; |
| 487 | 962 |
| 571 | 963 buffer: |
| 964 | |
| 965 if (cf->args->nelts == 4) { | |
| 966 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
| 967 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 968 "invalid parameter \"%V\"", &value[3]); | |
| 969 return NGX_CONF_ERROR; | |
| 970 } | |
| 971 | |
| 2072 | 972 if (log->script) { |
| 973 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
|
4133
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|
974 "buffered logs cannot have variables in name"); |
| 2072 | 975 return NGX_CONF_ERROR; |
| 976 } | |
| 977 | |
| 571 | 978 name.len = value[3].len - 7; |
| 979 name.data = value[3].data + 7; | |
| 980 | |
| 981 buf = ngx_parse_size(&name); | |
| 982 | |
| 983 if (buf == NGX_ERROR) { | |
| 984 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
|
4327
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|
985 "invalid buffer value \"%V\"", &name); |
| 571 | 986 return NGX_CONF_ERROR; |
| 987 } | |
| 988 | |
| 989 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
| 990 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 991 "access_log \"%V\" already defined " | |
| 992 "with different buffer size", &value[1]); | |
| 993 return NGX_CONF_ERROR; | |
| 994 } | |
| 995 | |
| 996 log->file->buffer = ngx_palloc(cf->pool, buf); | |
| 997 if (log->file->buffer == NULL) { | |
| 998 return NGX_CONF_ERROR; | |
| 999 } | |
| 1000 | |
| 1001 log->file->pos = log->file->buffer; | |
| 1002 log->file->last = log->file->buffer + buf; | |
| 1003 } | |
| 1004 | |
| 1005 return NGX_CONF_OK; | |
|
99
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1006 } |
|
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1007 |
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1008 |
| 497 | 1009 static char * |
| 1010 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
|
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1011 { |
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1012 ngx_http_log_main_conf_t *lmcf = conf; |
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1013 |
| 573 | 1014 ngx_str_t *value; |
| 1015 ngx_uint_t i; | |
| 1016 ngx_http_log_fmt_t *fmt; | |
|
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1017 |
|
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1018 if (cf->cmd_type != NGX_HTTP_MAIN_CONF) { |
|
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1019 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
|
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1020 "the \"log_format\" directive may be used " |
|
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1021 "only on \"http\" level"); |
|
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1022 } |
|
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1023 |
|
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1024 value = cf->args->elts; |
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1025 |
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1026 fmt = lmcf->formats.elts; |
| 573 | 1027 for (i = 0; i < lmcf->formats.nelts; i++) { |
| 1028 if (fmt[i].name.len == value[1].len | |
| 1029 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) | |
|
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1030 { |
| 2036 | 1031 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1032 "duplicate \"log_format\" name \"%V\"", | |
| 1033 &value[1]); | |
| 1034 return NGX_CONF_ERROR; | |
|
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1035 } |
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1036 } |
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1037 |
| 501 | 1038 fmt = ngx_array_push(&lmcf->formats); |
| 1039 if (fmt == NULL) { | |
|
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1040 return NGX_CONF_ERROR; |
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1041 } |
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1042 |
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1043 fmt->name = value[1]; |
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1044 |
| 2261 | 1045 fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t)); |
| 1046 if (fmt->flushes == NULL) { | |
| 1047 return NGX_CONF_ERROR; | |
| 1048 } | |
| 1049 | |
| 573 | 1050 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
| 501 | 1051 if (fmt->ops == NULL) { |
|
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1052 return NGX_CONF_ERROR; |
|
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1053 } |
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1054 |
| 2261 | 1055 return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2); |
| 573 | 1056 } |
| 1057 | |
|
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1058 |
| 573 | 1059 static char * |
| 2261 | 1060 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes, |
| 1061 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s) | |
| 573 | 1062 { |
| 880 | 1063 u_char *data, *p, ch; |
| 1064 size_t i, len; | |
| 1065 ngx_str_t *value, var; | |
| 2261 | 1066 ngx_int_t *flush; |
| 880 | 1067 ngx_uint_t bracket; |
| 1068 ngx_http_log_op_t *op; | |
| 1069 ngx_http_log_var_t *v; | |
| 573 | 1070 |
| 1071 value = args->elts; | |
| 1072 | |
| 1073 for ( /* void */ ; s < args->nelts; s++) { | |
|
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1074 |
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1075 i = 0; |
|
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1076 |
|
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1077 while (i < value[s].len) { |
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1078 |
| 573 | 1079 op = ngx_array_push(ops); |
| 501 | 1080 if (op == NULL) { |
|
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1081 return NGX_CONF_ERROR; |
|
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|
1082 } |
|
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1083 |
|
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1084 data = &value[s].data[i]; |
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1085 |
| 880 | 1086 if (value[s].data[i] == '$') { |
| 569 | 1087 |
| 1088 if (++i == value[s].len) { | |
| 1089 goto invalid; | |
| 1090 } | |
| 1091 | |
| 1092 if (value[s].data[i] == '{') { | |
| 1093 bracket = 1; | |
| 1094 | |
| 1095 if (++i == value[s].len) { | |
| 1096 goto invalid; | |
| 1097 } | |
| 1098 | |
| 1099 var.data = &value[s].data[i]; | |
| 1100 | |
| 1101 } else { | |
| 1102 bracket = 0; | |
| 1103 var.data = &value[s].data[i]; | |
| 1104 } | |
| 1105 | |
| 1106 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
| 1107 ch = value[s].data[i]; | |
| 1108 | |
| 1109 if (ch == '}' && bracket) { | |
| 1110 i++; | |
| 1111 bracket = 0; | |
| 1112 break; | |
| 1113 } | |
| 1114 | |
| 1115 if ((ch >= 'A' && ch <= 'Z') | |
| 1116 || (ch >= 'a' && ch <= 'z') | |
| 1117 || (ch >= '0' && ch <= '9') | |
| 1118 || ch == '_') | |
| 1119 { | |
| 1120 continue; | |
| 1121 } | |
| 1122 | |
|
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1123 break; |
|
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1124 } |
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1125 |
| 569 | 1126 if (bracket) { |
| 1127 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1128 "the closing bracket in \"%V\" " | |
| 1129 "variable is missing", &var); | |
| 1130 return NGX_CONF_ERROR; | |
| 1131 } | |
| 1132 | |
| 1133 if (var.len == 0) { | |
| 1134 goto invalid; | |
| 1135 } | |
| 1136 | |
| 577 | 1137 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) { |
| 1138 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 1139 "use \"$body_bytes_sent\" instead of " | |
| 1140 "\"$apache_bytes_sent\""); | |
| 1141 } | |
| 1142 | |
| 573 | 1143 for (v = ngx_http_log_vars; v->name.len; v++) { |
| 1144 | |
| 1145 if (v->name.len == var.len | |
| 1146 && ngx_strncmp(v->name.data, var.data, var.len) == 0) | |
| 1147 { | |
| 1148 op->len = v->len; | |
| 1149 op->getlen = NULL; | |
| 1150 op->run = v->run; | |
| 1151 op->data = 0; | |
| 1152 | |
| 1153 goto found; | |
| 1154 } | |
| 1155 } | |
| 1156 | |
| 569 | 1157 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { |
| 1158 return NGX_CONF_ERROR; | |
| 1159 } | |
| 1160 | |
| 2261 | 1161 if (flushes) { |
| 1162 | |
| 1163 flush = ngx_array_push(flushes); | |
| 1164 if (flush == NULL) { | |
| 1165 return NGX_CONF_ERROR; | |
| 1166 } | |
| 1167 | |
| 1168 *flush = op->data; /* variable index */ | |
| 1169 } | |
| 1170 | |
| 573 | 1171 found: |
| 1172 | |
| 1173 continue; | |
| 1174 } | |
| 1175 | |
| 1176 i++; | |
|
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1177 |
| 880 | 1178 while (i < value[s].len && value[s].data[i] != '$') { |
| 573 | 1179 i++; |
| 1180 } | |
|
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1181 |
| 573 | 1182 len = &value[s].data[i] - data; |
|
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1183 |
| 573 | 1184 if (len) { |
|
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1185 |
| 573 | 1186 op->len = len; |
| 1187 op->getlen = NULL; | |
|
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1188 |
| 573 | 1189 if (len <= sizeof(uintptr_t)) { |
| 1190 op->run = ngx_http_log_copy_short; | |
| 1191 op->data = 0; | |
|
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1192 |
| 573 | 1193 while (len--) { |
| 1194 op->data <<= 8; | |
| 1195 op->data |= data[len]; | |
| 1196 } | |
| 1197 | |
| 1198 } else { | |
| 1199 op->run = ngx_http_log_copy_long; | |
|
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|
1200 |
| 2049 | 1201 p = ngx_pnalloc(cf->pool, len); |
| 573 | 1202 if (p == NULL) { |
| 1203 return NGX_CONF_ERROR; | |
| 1204 } | |
|
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1205 |
| 573 | 1206 ngx_memcpy(p, data, len); |
| 1207 op->data = (uintptr_t) p; | |
|
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1208 } |
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1209 } |
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1210 } |
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1211 } |
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1212 |
| 569 | 1213 return NGX_CONF_OK; |
| 1214 | |
| 1215 invalid: | |
| 1216 | |
| 1217 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
| 1218 | |
| 1219 return NGX_CONF_ERROR; | |
| 1220 } | |
| 1221 | |
|
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1222 |
| 2072 | 1223 static char * |
| 1224 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 1225 { | |
| 1226 ngx_http_log_loc_conf_t *llcf = conf; | |
| 1227 | |
| 1228 time_t inactive, valid; | |
| 1229 ngx_str_t *value, s; | |
| 1230 ngx_int_t max, min_uses; | |
| 1231 ngx_uint_t i; | |
| 1232 | |
| 1233 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) { | |
| 1234 return "is duplicate"; | |
| 1235 } | |
| 1236 | |
| 1237 value = cf->args->elts; | |
| 1238 | |
| 1239 max = 0; | |
| 1240 inactive = 10; | |
| 1241 valid = 60; | |
| 1242 min_uses = 1; | |
| 1243 | |
| 1244 for (i = 1; i < cf->args->nelts; i++) { | |
| 1245 | |
| 1246 if (ngx_strncmp(value[i].data, "max=", 4) == 0) { | |
| 1247 | |
| 1248 max = ngx_atoi(value[i].data + 4, value[i].len - 4); | |
| 1249 if (max == NGX_ERROR) { | |
| 1250 goto failed; | |
| 1251 } | |
| 1252 | |
| 1253 continue; | |
| 1254 } | |
| 1255 | |
| 1256 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { | |
| 1257 | |
| 1258 s.len = value[i].len - 9; | |
| 1259 s.data = value[i].data + 9; | |
| 1260 | |
| 1261 inactive = ngx_parse_time(&s, 1); | |
| 4474 | 1262 if (inactive == (time_t) NGX_ERROR) { |
| 2072 | 1263 goto failed; |
| 1264 } | |
| 1265 | |
| 1266 continue; | |
| 1267 } | |
| 1268 | |
| 1269 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { | |
| 1270 | |
| 1271 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); | |
| 1272 if (min_uses == NGX_ERROR) { | |
| 1273 goto failed; | |
| 1274 } | |
| 1275 | |
| 1276 continue; | |
| 1277 } | |
| 1278 | |
| 1279 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { | |
| 1280 | |
| 1281 s.len = value[i].len - 6; | |
| 1282 s.data = value[i].data + 6; | |
| 1283 | |
| 1284 valid = ngx_parse_time(&s, 1); | |
| 4474 | 1285 if (valid == (time_t) NGX_ERROR) { |
| 2072 | 1286 goto failed; |
| 1287 } | |
| 1288 | |
| 1289 continue; | |
| 1290 } | |
| 1291 | |
| 1292 if (ngx_strcmp(value[i].data, "off") == 0) { | |
| 1293 | |
| 1294 llcf->open_file_cache = NULL; | |
| 1295 | |
| 1296 continue; | |
| 1297 } | |
| 1298 | |
| 1299 failed: | |
| 1300 | |
| 1301 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1302 "invalid \"open_log_file_cache\" parameter \"%V\"", | |
| 1303 &value[i]); | |
| 1304 return NGX_CONF_ERROR; | |
| 1305 } | |
| 1306 | |
| 1307 if (llcf->open_file_cache == NULL) { | |
| 1308 return NGX_CONF_OK; | |
| 1309 } | |
| 1310 | |
| 1311 if (max == 0) { | |
| 1312 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1313 "\"open_log_file_cache\" must have \"max\" parameter"); | |
| 1314 return NGX_CONF_ERROR; | |
| 1315 } | |
| 1316 | |
| 1317 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); | |
| 1318 | |
| 1319 if (llcf->open_file_cache) { | |
| 1320 | |
| 1321 llcf->open_file_cache_valid = valid; | |
| 1322 llcf->open_file_cache_min_uses = min_uses; | |
| 1323 | |
| 1324 return NGX_CONF_OK; | |
| 1325 } | |
| 1326 | |
| 1327 return NGX_CONF_ERROR; | |
| 1328 } | |
| 1329 | |
| 1330 | |
| 569 | 1331 static ngx_int_t |
| 573 | 1332 ngx_http_log_init(ngx_conf_t *cf) |
| 569 | 1333 { |
| 573 | 1334 ngx_str_t *value; |
| 1335 ngx_array_t a; | |
| 581 | 1336 ngx_http_handler_pt *h; |
| 573 | 1337 ngx_http_log_fmt_t *fmt; |
| 1338 ngx_http_log_main_conf_t *lmcf; | |
| 569 | 1339 ngx_http_core_main_conf_t *cmcf; |
| 1340 | |
| 573 | 1341 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
| 1342 | |
| 1343 if (lmcf->combined_used) { | |
| 1344 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { | |
| 1345 return NGX_ERROR; | |
| 1346 } | |
| 1347 | |
| 1348 value = ngx_array_push(&a); | |
| 1349 if (value == NULL) { | |
| 1350 return NGX_ERROR; | |
| 1351 } | |
| 1352 | |
| 1353 *value = ngx_http_combined_fmt; | |
| 1354 fmt = lmcf->formats.elts; | |
| 1355 | |
| 2261 | 1356 if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0) |
| 573 | 1357 != NGX_CONF_OK) |
| 1358 { | |
| 1359 return NGX_ERROR; | |
| 1360 } | |
| 1361 } | |
| 1362 | |
| 1363 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
| 569 | 1364 |
| 581 | 1365 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); |
| 1366 if (h == NULL) { | |
| 1367 return NGX_ERROR; | |
| 1368 } | |
| 1369 | |
| 1370 *h = ngx_http_log_handler; | |
| 569 | 1371 |
| 1372 return NGX_OK; | |
|
176
c0552e5ab567
nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
1373 } |