Mercurial > hg > nginx
annotate src/http/modules/ngx_http_log_module.c @ 2247:981483d63e9f
disable directio for access_log with variables
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Fri, 12 Sep 2008 13:44:10 +0000 |
| parents | f62751dab60d |
| children | 07bf557a2e40 |
| rev | line source |
|---|---|
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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11 |
| 880 | 12 typedef struct ngx_http_log_op_s ngx_http_log_op_t; |
| 13 | |
| 14 typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf, | |
| 15 ngx_http_log_op_t *op); | |
| 16 | |
| 17 typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r, | |
| 18 uintptr_t data); | |
| 19 | |
| 20 | |
| 21 struct ngx_http_log_op_s { | |
| 22 size_t len; | |
| 23 ngx_http_log_op_getlen_pt getlen; | |
| 24 ngx_http_log_op_run_pt run; | |
| 25 uintptr_t data; | |
| 26 }; | |
| 27 | |
| 573 | 28 |
| 29 typedef struct { | |
| 30 ngx_str_t name; | |
| 31 ngx_array_t *ops; /* array of ngx_http_log_op_t */ | |
| 32 } ngx_http_log_fmt_t; | |
| 33 | |
| 657 | 34 |
| 573 | 35 typedef struct { |
| 36 ngx_array_t formats; /* array of ngx_http_log_fmt_t */ | |
| 37 ngx_uint_t combined_used; /* unsigned combined_used:1 */ | |
| 38 } ngx_http_log_main_conf_t; | |
| 39 | |
| 657 | 40 |
| 573 | 41 typedef struct { |
| 2072 | 42 ngx_array_t *lengths; |
| 43 ngx_array_t *values; | |
| 44 } ngx_http_log_script_t; | |
| 45 | |
| 46 | |
| 47 typedef struct { | |
| 573 | 48 ngx_open_file_t *file; |
| 2072 | 49 ngx_http_log_script_t *script; |
| 633 | 50 time_t disk_full_time; |
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51 time_t error_log_time; |
| 573 | 52 ngx_array_t *ops; /* array of ngx_http_log_op_t */ |
| 53 } ngx_http_log_t; | |
| 54 | |
| 657 | 55 |
| 573 | 56 typedef struct { |
| 57 ngx_array_t *logs; /* array of ngx_http_log_t */ | |
| 2072 | 58 |
| 59 ngx_open_file_cache_t *open_file_cache; | |
| 60 time_t open_file_cache_valid; | |
| 61 ngx_uint_t open_file_cache_min_uses; | |
| 62 | |
| 573 | 63 ngx_uint_t off; /* unsigned off:1 */ |
| 64 } ngx_http_log_loc_conf_t; | |
| 65 | |
| 66 | |
| 67 typedef struct { | |
| 68 ngx_str_t name; | |
| 69 size_t len; | |
| 70 ngx_http_log_op_run_pt run; | |
| 71 } ngx_http_log_var_t; | |
| 72 | |
| 73 | |
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74 static void ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, |
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75 u_char *buf, size_t len); |
| 2072 | 76 static ssize_t ngx_http_log_script_write(ngx_http_request_t *r, |
| 77 ngx_http_log_script_t *script, u_char **name, u_char *buf, size_t len); | |
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78 |
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79 static u_char *ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, |
| 497 | 80 ngx_http_log_op_t *op); |
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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); |
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85 static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, |
| 497 | 86 ngx_http_log_op_t *op); |
| 87 static u_char *ngx_http_log_request_time(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_status(ngx_http_request_t *r, u_char *buf, |
| 497 | 90 ngx_http_log_op_t *op); |
| 573 | 91 static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
| 497 | 92 ngx_http_log_op_t *op); |
| 577 | 93 static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r, |
| 573 | 94 u_char *buf, ngx_http_log_op_t *op); |
| 475 | 95 static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, |
| 497 | 96 ngx_http_log_op_t *op); |
| 479 | 97 |
| 501 | 98 static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, |
| 99 ngx_http_log_op_t *op, ngx_str_t *value); | |
| 100 static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, | |
| 101 uintptr_t data); | |
| 102 static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, | |
| 103 ngx_http_log_op_t *op); | |
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104 static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size); |
| 501 | 105 |
| 106 | |
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107 static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); |
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108 static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); |
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109 static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, |
| 497 | 110 void *child); |
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111 static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, |
| 497 | 112 void *conf); |
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113 static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, |
| 497 | 114 void *conf); |
| 573 | 115 static char *ngx_http_log_compile_format(ngx_conf_t *cf, |
| 116 ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); | |
| 2072 | 117 static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
| 118 void *conf); | |
| 573 | 119 static ngx_int_t ngx_http_log_init(ngx_conf_t *cf); |
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120 |
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122 static ngx_command_t ngx_http_log_commands[] = { |
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123 |
| 497 | 124 { ngx_string("log_format"), |
| 125 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, | |
| 126 ngx_http_log_set_format, | |
| 127 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 128 0, | |
| 129 NULL }, | |
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130 |
| 497 | 131 { ngx_string("access_log"), |
| 645 | 132 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
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133 |NGX_HTTP_LMT_CONF|NGX_CONF_TAKE123, |
| 497 | 134 ngx_http_log_set_log, |
| 135 NGX_HTTP_LOC_CONF_OFFSET, | |
| 136 0, | |
| 137 NULL }, | |
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138 |
| 2072 | 139 { ngx_string("open_log_file_cache"), |
| 140 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 141 ngx_http_log_open_file_cache, | |
| 142 NGX_HTTP_LOC_CONF_OFFSET, | |
| 143 0, | |
| 144 NULL }, | |
| 145 | |
| 497 | 146 ngx_null_command |
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147 }; |
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148 |
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149 |
| 667 | 150 static ngx_http_module_t ngx_http_log_module_ctx = { |
| 880 | 151 NULL, /* preconfiguration */ |
| 573 | 152 ngx_http_log_init, /* postconfiguration */ |
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153 |
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154 ngx_http_log_create_main_conf, /* create main configuration */ |
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155 NULL, /* init main configuration */ |
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156 |
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157 NULL, /* create server configuration */ |
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158 NULL, /* merge server configuration */ |
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159 |
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160 ngx_http_log_create_loc_conf, /* create location configration */ |
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161 ngx_http_log_merge_loc_conf /* merge location configration */ |
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162 }; |
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163 |
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164 |
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165 ngx_module_t ngx_http_log_module = { |
| 509 | 166 NGX_MODULE_V1, |
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167 &ngx_http_log_module_ctx, /* module context */ |
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168 ngx_http_log_commands, /* module directives */ |
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169 NGX_HTTP_MODULE, /* module type */ |
| 541 | 170 NULL, /* init master */ |
| 573 | 171 NULL, /* init module */ |
| 541 | 172 NULL, /* init process */ |
| 173 NULL, /* init thread */ | |
| 174 NULL, /* exit thread */ | |
| 175 NULL, /* exit process */ | |
| 176 NULL, /* exit master */ | |
| 177 NGX_MODULE_V1_PADDING | |
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178 }; |
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179 |
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180 |
| 1074 | 181 static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH); |
| 573 | 182 |
| 183 | |
| 184 static ngx_str_t ngx_http_combined_fmt = | |
| 581 | 185 ngx_string("$remote_addr - $remote_user [$time_local] " |
| 577 | 186 "\"$request\" $status $body_bytes_sent " |
| 573 | 187 "\"$http_referer\" \"$http_user_agent\""); |
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189 |
| 573 | 190 static ngx_http_log_var_t ngx_http_log_vars[] = { |
| 191 { ngx_string("connection"), NGX_ATOMIC_T_LEN, ngx_http_log_connection }, | |
| 192 { ngx_string("pipe"), 1, ngx_http_log_pipe }, | |
| 581 | 193 { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, |
| 573 | 194 ngx_http_log_time }, |
| 195 { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec }, | |
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196 { ngx_string("request_time"), NGX_TIME_T_LEN + 4, |
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197 ngx_http_log_request_time }, |
| 573 | 198 { ngx_string("status"), 3, ngx_http_log_status }, |
| 199 { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent }, | |
| 577 | 200 { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN, |
| 201 ngx_http_log_body_bytes_sent }, | |
| 573 | 202 { ngx_string("apache_bytes_sent"), NGX_OFF_T_LEN, |
| 577 | 203 ngx_http_log_body_bytes_sent }, |
| 573 | 204 { ngx_string("request_length"), NGX_SIZE_T_LEN, |
| 205 ngx_http_log_request_length }, | |
| 206 | |
| 207 { ngx_null_string, 0, NULL } | |
| 208 }; | |
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210 |
| 497 | 211 ngx_int_t |
| 212 ngx_http_log_handler(ngx_http_request_t *r) | |
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213 { |
|
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214 u_char *line, *p; |
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215 size_t len; |
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216 ngx_uint_t i, l; |
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217 ngx_http_log_t *log; |
| 571 | 218 ngx_open_file_t *file; |
|
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219 ngx_http_log_op_t *op; |
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220 ngx_http_log_loc_conf_t *lcf; |
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221 |
|
210
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222 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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223 "http log handler"); |
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224 |
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225 lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); |
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226 |
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427
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227 if (lcf->off) { |
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228 return NGX_OK; |
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229 } |
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230 |
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231 log = lcf->logs->elts; |
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232 for (l = 0; l < lcf->logs->nelts; l++) { |
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233 |
| 633 | 234 if (ngx_time() == log[l].disk_full_time) { |
| 235 | |
| 236 /* | |
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237 * on FreeBSD writing to a full filesystem with enabled softupdates |
| 633 | 238 * may block process for much longer time than writing to non-full |
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239 * filesystem, so we skip writing to a log for one second |
| 633 | 240 */ |
| 241 | |
| 242 continue; | |
| 243 } | |
| 244 | |
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245 len = 0; |
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246 op = log[l].ops->elts; |
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247 for (i = 0; i < log[l].ops->nelts; i++) { |
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248 if (op[i].len == 0) { |
| 479 | 249 len += op[i].getlen(r, op[i].data); |
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250 |
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251 } else { |
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252 len += op[i].len; |
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253 } |
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254 } |
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255 |
| 571 | 256 len += NGX_LINEFEED_SIZE; |
| 257 | |
| 258 file = log[l].file; | |
| 259 | |
| 2072 | 260 if (file && file->buffer) { |
| 571 | 261 |
| 262 if (len > (size_t) (file->last - file->pos)) { | |
| 263 | |
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264 ngx_http_log_write(r, &log[l], file->buffer, |
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265 file->pos - file->buffer); |
| 571 | 266 |
| 267 file->pos = file->buffer; | |
| 268 } | |
| 269 | |
| 270 if (len <= (size_t) (file->last - file->pos)) { | |
| 271 | |
| 272 p = file->pos; | |
| 273 | |
| 274 for (i = 0; i < log[l].ops->nelts; i++) { | |
| 275 p = op[i].run(r, p, &op[i]); | |
| 276 } | |
| 277 | |
| 278 ngx_linefeed(p); | |
| 279 | |
| 280 file->pos = p; | |
| 281 | |
| 282 continue; | |
| 283 } | |
| 284 } | |
|
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285 |
| 2049 | 286 line = ngx_pnalloc(r->pool, len); |
| 501 | 287 if (line == NULL) { |
| 473 | 288 return NGX_ERROR; |
| 289 } | |
| 290 | |
|
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291 p = line; |
|
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292 |
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293 for (i = 0; i < log[l].ops->nelts; i++) { |
| 479 | 294 p = op[i].run(r, p, &op[i]); |
|
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295 } |
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296 |
| 571 | 297 ngx_linefeed(p); |
| 298 | |
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299 ngx_http_log_write(r, &log[l], line, p - line); |
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300 } |
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301 |
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302 return NGX_OK; |
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303 } |
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304 |
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305 |
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306 static void |
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307 ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf, |
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308 size_t len) |
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309 { |
| 2072 | 310 u_char *name; |
| 311 time_t now; | |
| 312 ssize_t n; | |
| 313 ngx_err_t err; | |
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314 |
| 2072 | 315 if (log->script == NULL) { |
| 316 name = log->file->name.data; | |
| 317 n = ngx_write_fd(log->file->fd, buf, len); | |
| 318 | |
| 319 } else { | |
| 320 name = NULL; | |
| 321 n = ngx_http_log_script_write(r, log->script, &name, buf, len); | |
| 322 } | |
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323 |
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324 if (n == (ssize_t) len) { |
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325 return; |
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326 } |
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327 |
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328 now = ngx_time(); |
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329 |
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330 if (n == -1) { |
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331 err = ngx_errno; |
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332 |
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333 if (err == NGX_ENOSPC) { |
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334 log->disk_full_time = now; |
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335 } |
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336 |
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337 if (now - log->error_log_time > 59) { |
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338 ngx_log_error(NGX_LOG_ALERT, r->connection->log, err, |
| 2072 | 339 ngx_write_fd_n " to \"%s\" failed", name); |
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340 |
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341 log->error_log_time = now; |
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342 } |
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343 |
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344 return; |
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345 } |
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346 |
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347 if (now - log->error_log_time > 59) { |
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348 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| 2072 | 349 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", |
| 350 name, n, len); | |
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351 |
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352 log->error_log_time = now; |
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353 } |
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354 } |
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355 |
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356 |
| 2072 | 357 static ssize_t |
| 358 ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script, | |
| 359 u_char **name, u_char *buf, size_t len) | |
| 360 { | |
| 361 size_t root; | |
| 362 ssize_t n; | |
| 363 ngx_str_t log, path; | |
| 364 ngx_open_file_info_t of; | |
| 365 ngx_http_log_loc_conf_t *llcf; | |
| 366 ngx_http_core_loc_conf_t *clcf; | |
| 367 | |
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368 if (!r->root_tested) { |
| 2072 | 369 |
| 370 /* test root directory existance */ | |
| 371 | |
| 372 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { | |
| 373 /* simulate successfull logging */ | |
| 374 return len; | |
| 375 } | |
| 376 | |
| 377 path.data[root] = '\0'; | |
| 378 | |
| 379 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 380 | |
| 381 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
| 382 | |
| 383 of.valid = clcf->open_file_cache_valid; | |
| 384 of.min_uses = clcf->open_file_cache_min_uses; | |
| 385 of.errors = clcf->open_file_cache_errors; | |
| 386 of.events = clcf->open_file_cache_events; | |
| 387 | |
| 388 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) | |
|
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389 != NGX_OK) |
| 2072 | 390 { |
|
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391 if (of.err == 0) { |
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392 /* simulate successfull logging */ |
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393 return len; |
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394 } |
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395 |
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396 ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err, |
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397 "testing \"%s\" existence failed", path.data); |
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398 |
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399 /* simulate successfull logging */ |
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400 return len; |
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401 } |
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402 |
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403 if (!of.is_dir) { |
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404 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR, |
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405 "testing \"%s\" existence failed", path.data); |
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406 |
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407 /* simulate successfull logging */ |
| 2072 | 408 return len; |
| 409 } | |
| 410 } | |
| 411 | |
| 412 if (ngx_http_script_run(r, &log, script->lengths->elts, 1, | |
| 413 script->values->elts) | |
| 414 == NULL) | |
| 415 { | |
| 416 /* simulate successfull logging */ | |
| 417 return len; | |
| 418 } | |
| 419 | |
| 420 log.data[log.len - 1] = '\0'; | |
| 421 *name = log.data; | |
| 422 | |
| 423 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 424 "http log \"%s\"", log.data); | |
| 425 | |
| 426 llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); | |
| 427 | |
| 428 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); | |
| 429 | |
| 430 of.log = 1; | |
| 431 of.valid = llcf->open_file_cache_valid; | |
| 432 of.min_uses = llcf->open_file_cache_min_uses; | |
|
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433 of.directio = NGX_MAX_OFF_T_VALUE; |
| 2072 | 434 |
| 435 if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool) | |
| 436 != NGX_OK) | |
| 437 { | |
| 438 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 439 ngx_open_file_n " \"%s\" failed", log.data); | |
| 2077 | 440 /* simulate successfull logging */ |
| 441 return len; | |
| 2072 | 442 } |
| 443 | |
| 444 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 445 "http log #%d", of.fd); | |
| 446 | |
| 447 n = ngx_write_fd(of.fd, buf, len); | |
| 448 | |
| 449 return n; | |
| 450 } | |
| 451 | |
| 452 | |
| 497 | 453 static u_char * |
| 454 ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, | |
| 455 ngx_http_log_op_t *op) | |
| 479 | 456 { |
| 457 size_t len; | |
| 458 uintptr_t data; | |
| 459 | |
| 460 len = op->len; | |
| 461 data = op->data; | |
| 462 | |
| 463 while (len--) { | |
| 464 *buf++ = (u_char) (data & 0xff); | |
| 465 data >>= 8; | |
| 466 } | |
| 467 | |
| 468 return buf; | |
| 469 } | |
| 470 | |
| 471 | |
| 497 | 472 static u_char * |
| 473 ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, | |
| 474 ngx_http_log_op_t *op) | |
| 479 | 475 { |
| 476 return ngx_cpymem(buf, (u_char *) op->data, op->len); | |
| 477 } | |
| 478 | |
| 479 | |
| 497 | 480 static u_char * |
| 481 ngx_http_log_connection(ngx_http_request_t *r, u_char *buf, | |
| 482 ngx_http_log_op_t *op) | |
|
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483 { |
| 455 | 484 return ngx_sprintf(buf, "%ui", r->connection->number); |
|
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485 } |
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486 |
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487 |
| 497 | 488 static u_char * |
| 489 ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
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490 { |
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491 if (r->pipeline) { |
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492 *buf = 'p'; |
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493 } else { |
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494 *buf = '.'; |
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495 } |
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496 |
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497 return buf + 1; |
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498 } |
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499 |
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500 |
| 497 | 501 static u_char * |
| 502 ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
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503 { |
|
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504 return ngx_cpymem(buf, ngx_cached_http_log_time.data, |
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505 ngx_cached_http_log_time.len); |
|
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506 } |
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507 |
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508 |
| 497 | 509 static u_char * |
| 510 ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
409
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511 { |
| 563 | 512 ngx_time_t *tp; |
|
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513 |
| 563 | 514 tp = ngx_timeofday(); |
|
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515 |
| 563 | 516 return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); |
|
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517 } |
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518 |
|
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519 |
| 497 | 520 static u_char * |
| 521 ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, | |
| 522 ngx_http_log_op_t *op) | |
| 523 { | |
|
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524 ngx_time_t *tp; |
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525 ngx_msec_int_t ms; |
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526 |
|
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|
527 tp = ngx_timeofday(); |
| 497 | 528 |
| 1640 | 529 ms = (ngx_msec_int_t) |
| 530 ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); | |
|
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531 ms = (ms >= 0) ? ms : 0; |
| 497 | 532 |
|
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533 return ngx_sprintf(buf, "%T.%03M", ms / 1000, ms % 1000); |
| 497 | 534 } |
| 535 | |
| 536 | |
| 537 static u_char * | |
| 538 ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
|
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539 { |
| 455 | 540 return ngx_sprintf(buf, "%ui", |
| 541 r->err_status ? r->err_status : r->headers_out.status); | |
|
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542 } |
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543 |
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544 |
| 497 | 545 static u_char * |
| 573 | 546 ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, |
| 547 ngx_http_log_op_t *op) | |
|
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548 { |
| 455 | 549 return ngx_sprintf(buf, "%O", r->connection->sent); |
|
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550 } |
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551 |
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552 |
| 1271 | 553 /* |
| 554 * although there is a real $body_bytes_sent variable, | |
| 555 * this log operation code function is more optimized for logging | |
| 556 */ | |
| 557 | |
| 497 | 558 static u_char * |
| 577 | 559 ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, |
| 497 | 560 ngx_http_log_op_t *op) |
|
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|
561 { |
| 497 | 562 off_t length; |
| 563 | |
| 564 length = r->connection->sent - r->header_size; | |
| 565 | |
| 566 if (length > 0) { | |
| 567 return ngx_sprintf(buf, "%O", length); | |
| 568 } | |
| 569 | |
| 570 *buf = '0'; | |
| 571 | |
| 572 return buf + 1; | |
|
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573 } |
|
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574 |
|
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575 |
| 497 | 576 static u_char * |
| 577 ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, | |
| 578 ngx_http_log_op_t *op) | |
| 475 | 579 { |
| 663 | 580 return ngx_sprintf(buf, "%O", r->request_length); |
| 475 | 581 } |
| 582 | |
| 583 | |
| 497 | 584 static ngx_int_t |
| 501 | 585 ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, |
| 586 ngx_str_t *value) | |
| 587 { | |
| 509 | 588 ngx_int_t index; |
| 501 | 589 |
| 509 | 590 index = ngx_http_get_variable_index(cf, value); |
| 591 if (index == NGX_ERROR) { | |
| 501 | 592 return NGX_ERROR; |
| 593 } | |
| 594 | |
| 595 op->len = 0; | |
| 596 op->getlen = ngx_http_log_variable_getlen; | |
| 597 op->run = ngx_http_log_variable; | |
| 509 | 598 op->data = index; |
| 501 | 599 |
| 600 return NGX_OK; | |
| 601 } | |
| 602 | |
| 603 | |
| 604 static size_t | |
| 605 ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) | |
| 606 { | |
|
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607 uintptr_t len; |
| 501 | 608 ngx_http_variable_value_t *value; |
| 609 | |
| 610 value = ngx_http_get_indexed_variable(r, data); | |
| 611 | |
| 573 | 612 if (value == NULL || value->not_found) { |
| 501 | 613 return 1; |
| 614 } | |
| 615 | |
|
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616 len = ngx_http_log_escape(NULL, value->data, value->len); |
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617 |
|
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618 value->escape = len ? 1 : 0; |
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|
619 |
|
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620 return value->len + len * 3; |
| 501 | 621 } |
| 622 | |
| 623 | |
| 624 static u_char * | |
| 625 ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) | |
| 626 { | |
| 627 ngx_http_variable_value_t *value; | |
| 628 | |
| 629 value = ngx_http_get_indexed_variable(r, op->data); | |
| 630 | |
| 573 | 631 if (value == NULL || value->not_found) { |
| 501 | 632 *buf = '-'; |
| 633 return buf + 1; | |
| 634 } | |
| 635 | |
|
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636 if (value->escape == 0) { |
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637 return ngx_cpymem(buf, value->data, value->len); |
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638 |
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639 } else { |
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640 return (u_char *) ngx_http_log_escape(buf, value->data, value->len); |
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641 } |
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642 } |
|
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|
643 |
|
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|
644 |
|
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|
645 static uintptr_t |
|
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646 ngx_http_log_escape(u_char *dst, u_char *src, size_t size) |
|
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647 { |
|
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648 ngx_uint_t i, n; |
|
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649 static u_char hex[] = "0123456789ABCDEF"; |
|
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|
650 |
|
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651 static uint32_t escape[] = { |
|
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652 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ |
|
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|
653 |
|
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|
654 /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ |
|
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|
655 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ |
|
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|
656 |
|
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657 /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ |
|
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658 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
659 |
|
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|
660 /* ~}| {zyx wvut srqp onml kjih gfed cba` */ |
|
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|
661 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
662 |
|
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|
663 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
664 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
665 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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666 0x00000000, /* 0000 0000 0000 0000 0000 0000 0000 0000 */ |
|
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|
667 }; |
|
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|
668 |
|
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|
669 |
|
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|
670 if (dst == NULL) { |
|
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|
671 |
|
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|
672 /* find the number of the characters to be escaped */ |
|
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|
673 |
|
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|
674 n = 0; |
|
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|
675 |
|
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676 for (i = 0; i < size; i++) { |
|
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677 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
|
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|
678 n++; |
|
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|
679 } |
|
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|
680 src++; |
|
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|
681 } |
|
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|
682 |
|
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683 return (uintptr_t) n; |
|
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684 } |
|
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|
685 |
|
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|
686 for (i = 0; i < size; i++) { |
|
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687 if (escape[*src >> 5] & (1 << (*src & 0x1f))) { |
|
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688 *dst++ = '\\'; |
|
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689 *dst++ = 'x'; |
|
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690 *dst++ = hex[*src >> 4]; |
|
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691 *dst++ = hex[*src & 0xf]; |
|
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|
692 src++; |
|
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|
693 |
|
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|
694 } else { |
|
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|
695 *dst++ = *src++; |
|
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|
696 } |
|
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|
697 } |
|
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|
698 |
|
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|
699 return (uintptr_t) dst; |
| 501 | 700 } |
| 701 | |
| 702 | |
| 497 | 703 static void * |
| 704 ngx_http_log_create_main_conf(ngx_conf_t *cf) | |
|
176
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|
705 { |
|
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|
706 ngx_http_log_main_conf_t *conf; |
|
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707 |
| 573 | 708 ngx_http_log_fmt_t *fmt; |
|
176
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709 |
| 501 | 710 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); |
| 711 if (conf == NULL) { | |
|
176
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712 return NGX_CONF_ERROR; |
|
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|
713 } |
|
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|
714 |
| 497 | 715 if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) |
| 573 | 716 != NGX_OK) |
| 497 | 717 { |
| 718 return NGX_CONF_ERROR; | |
| 719 } | |
|
176
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|
720 |
| 573 | 721 fmt = ngx_array_push(&conf->formats); |
| 722 if (fmt == NULL) { | |
|
176
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|
723 return NGX_CONF_ERROR; |
|
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|
724 } |
|
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725 |
| 573 | 726 fmt->name.len = sizeof("combined") - 1; |
| 727 fmt->name.data = (u_char *) "combined"; | |
|
176
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|
728 |
| 573 | 729 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
| 730 if (fmt->ops == NULL) { | |
| 569 | 731 return NGX_CONF_ERROR; |
|
176
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|
732 } |
|
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|
733 |
|
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|
734 return conf; |
|
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|
735 } |
|
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|
736 |
|
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|
737 |
| 497 | 738 static void * |
| 739 ngx_http_log_create_loc_conf(ngx_conf_t *cf) | |
|
176
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|
740 { |
|
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|
741 ngx_http_log_loc_conf_t *conf; |
|
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|
742 |
| 501 | 743 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); |
| 744 if (conf == NULL) { | |
|
427
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|
745 return NGX_CONF_ERROR; |
|
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|
746 } |
|
99
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diff
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|
747 |
| 2072 | 748 conf->open_file_cache = NGX_CONF_UNSET_PTR; |
| 749 | |
|
99
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|
750 return conf; |
|
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|
751 } |
|
a059e1aa65d4
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|
752 |
|
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|
753 |
| 497 | 754 static char * |
| 755 ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
99
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|
756 { |
|
176
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|
757 ngx_http_log_loc_conf_t *prev = parent; |
|
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|
758 ngx_http_log_loc_conf_t *conf = child; |
|
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|
759 |
|
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|
760 ngx_http_log_t *log; |
|
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|
761 ngx_http_log_fmt_t *fmt; |
|
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|
762 ngx_http_log_main_conf_t *lmcf; |
|
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|
763 |
| 2072 | 764 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { |
| 765 | |
| 766 conf->open_file_cache = prev->open_file_cache; | |
| 767 conf->open_file_cache_valid = prev->open_file_cache_valid; | |
| 768 conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; | |
| 769 | |
| 770 if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { | |
| 771 conf->open_file_cache = NULL; | |
| 772 } | |
| 773 } | |
| 774 | |
| 1074 | 775 if (conf->logs || conf->off) { |
| 776 return NGX_CONF_OK; | |
| 777 } | |
|
427
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415
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|
778 |
|
2078
9acbc5e7bcbd
fix variable access_log merging
Igor Sysoev <igor@sysoev.ru>
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2077
diff
changeset
|
779 conf->logs = prev->logs; |
|
9acbc5e7bcbd
fix variable access_log merging
Igor Sysoev <igor@sysoev.ru>
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2077
diff
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|
780 conf->off = prev->off; |
|
176
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781 |
| 1074 | 782 if (conf->logs || conf->off) { |
| 783 return NGX_CONF_OK; | |
| 784 } | |
|
99
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|
785 |
| 1074 | 786 conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
| 787 if (conf->logs == NULL) { | |
| 788 return NGX_CONF_ERROR; | |
| 789 } | |
|
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|
790 |
| 1074 | 791 log = ngx_array_push(conf->logs); |
| 792 if (log == NULL) { | |
| 793 return NGX_CONF_ERROR; | |
| 794 } | |
|
176
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|
795 |
| 1074 | 796 log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log); |
| 797 if (log->file == NULL) { | |
| 798 return NGX_CONF_ERROR; | |
| 799 } | |
|
176
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|
800 |
|
2080
a24c7009de0b
NULL script in default access_log
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2078
diff
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|
801 log->script = NULL; |
| 1074 | 802 log->disk_full_time = 0; |
| 803 log->error_log_time = 0; | |
|
427
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|
804 |
| 1074 | 805 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
| 806 fmt = lmcf->formats.elts; | |
| 807 | |
| 808 /* the default "combined" format */ | |
| 809 log->ops = fmt[0].ops; | |
| 810 lmcf->combined_used = 1; | |
|
99
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|
811 |
|
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|
812 return NGX_CONF_OK; |
|
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|
813 } |
|
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|
814 |
|
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|
815 |
| 497 | 816 static char * |
| 817 ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
|
99
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|
818 { |
|
176
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|
819 ngx_http_log_loc_conf_t *llcf = conf; |
|
99
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|
820 |
| 2072 | 821 ssize_t buf; |
| 822 ngx_uint_t i, n; | |
| 823 ngx_str_t *value, name; | |
| 824 ngx_http_log_t *log; | |
| 825 ngx_http_log_fmt_t *fmt; | |
| 826 ngx_http_log_main_conf_t *lmcf; | |
| 827 ngx_http_script_compile_t sc; | |
|
176
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|
828 |
|
427
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diff
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|
829 value = cf->args->elts; |
|
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|
830 |
|
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|
831 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
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|
832 llcf->off = 1; |
|
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|
833 return NGX_CONF_OK; |
|
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|
834 } |
|
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|
835 |
|
176
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|
836 if (llcf->logs == NULL) { |
|
427
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|
837 llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); |
|
0d08eabe5c7b
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|
838 if (llcf->logs == NULL) { |
|
176
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|
839 return NGX_CONF_ERROR; |
|
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|
840 } |
|
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|
841 } |
|
99
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diff
changeset
|
842 |
|
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
356
diff
changeset
|
843 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
|
99
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|
844 |
| 501 | 845 log = ngx_array_push(llcf->logs); |
| 846 if (log == NULL) { | |
|
176
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|
847 return NGX_CONF_ERROR; |
|
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|
848 } |
|
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|
849 |
| 2072 | 850 ngx_memzero(log, sizeof(ngx_http_log_t)); |
| 851 | |
| 852 n = ngx_http_script_variables_count(&value[1]); | |
| 853 | |
| 854 if (n == 0) { | |
| 855 log->file = ngx_conf_open_file(cf->cycle, &value[1]); | |
| 856 if (log->file == NULL) { | |
| 857 return NGX_CONF_ERROR; | |
| 858 } | |
| 859 | |
| 860 } else { | |
| 861 if (ngx_conf_full_name(cf->cycle, &value[1], 0) == NGX_ERROR) { | |
| 862 return NGX_CONF_ERROR; | |
| 863 } | |
| 864 | |
| 865 log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t)); | |
| 866 if (log->script == NULL) { | |
| 867 return NGX_CONF_ERROR; | |
| 868 } | |
| 869 | |
| 870 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 871 | |
| 872 sc.cf = cf; | |
| 873 sc.source = &value[1]; | |
| 874 sc.lengths = &log->script->lengths; | |
| 875 sc.values = &log->script->values; | |
| 876 sc.variables = n; | |
| 877 sc.complete_lengths = 1; | |
| 878 sc.complete_values = 1; | |
| 879 | |
| 880 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 881 return NGX_CONF_ERROR; | |
| 882 } | |
|
176
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|
883 } |
|
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|
884 |
| 571 | 885 if (cf->args->nelts >= 3) { |
|
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|
886 name = value[2]; |
| 581 | 887 |
| 888 if (ngx_strcmp(name.data, "combined") == 0) { | |
| 889 lmcf->combined_used = 1; | |
| 890 } | |
| 891 | |
|
176
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|
892 } else { |
|
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|
893 name.len = sizeof("combined") - 1; |
|
292
a472bfb778b3
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|
894 name.data = (u_char *) "combined"; |
| 573 | 895 lmcf->combined_used = 1; |
|
176
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|
896 } |
|
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|
897 |
|
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|
898 fmt = lmcf->formats.elts; |
|
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|
899 for (i = 0; i < lmcf->formats.nelts; i++) { |
|
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|
900 if (fmt[i].name.len == name.len |
|
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|
901 && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) |
|
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|
902 { |
|
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|
903 log->ops = fmt[i].ops; |
| 571 | 904 goto buffer; |
|
176
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|
905 } |
|
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|
906 } |
|
100
7ebc8b7fb816
nginx-0.0.1-2003-06-03-19:42:58 import
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99
diff
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|
907 |
| 487 | 908 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 909 "unknown log format \"%V\"", &name); | |
| 571 | 910 return NGX_CONF_ERROR; |
| 487 | 911 |
| 571 | 912 buffer: |
| 913 | |
| 914 if (cf->args->nelts == 4) { | |
| 915 if (ngx_strncmp(value[3].data, "buffer=", 7) != 0) { | |
| 916 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 917 "invalid parameter \"%V\"", &value[3]); | |
| 918 return NGX_CONF_ERROR; | |
| 919 } | |
| 920 | |
| 2072 | 921 if (log->script) { |
| 922 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 923 "buffered logs can not have variables in name"); | |
| 924 return NGX_CONF_ERROR; | |
| 925 } | |
| 926 | |
| 571 | 927 name.len = value[3].len - 7; |
| 928 name.data = value[3].data + 7; | |
| 929 | |
| 930 buf = ngx_parse_size(&name); | |
| 931 | |
| 932 if (buf == NGX_ERROR) { | |
| 933 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 934 "invalid parameter \"%V\"", &value[3]); | |
| 935 return NGX_CONF_ERROR; | |
| 936 } | |
| 937 | |
| 938 if (log->file->buffer && log->file->last - log->file->pos != buf) { | |
| 939 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 940 "access_log \"%V\" already defined " | |
| 941 "with different buffer size", &value[1]); | |
| 942 return NGX_CONF_ERROR; | |
| 943 } | |
| 944 | |
| 945 log->file->buffer = ngx_palloc(cf->pool, buf); | |
| 946 if (log->file->buffer == NULL) { | |
| 947 return NGX_CONF_ERROR; | |
| 948 } | |
| 949 | |
| 950 log->file->pos = log->file->buffer; | |
| 951 log->file->last = log->file->buffer + buf; | |
| 952 } | |
| 953 | |
| 954 return NGX_CONF_OK; | |
|
99
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|
955 } |
|
176
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|
956 |
|
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|
957 |
| 497 | 958 static char * |
| 959 ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
|
176
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|
960 { |
|
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|
961 ngx_http_log_main_conf_t *lmcf = conf; |
|
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|
962 |
| 573 | 963 ngx_str_t *value; |
| 964 ngx_uint_t i; | |
| 965 ngx_http_log_fmt_t *fmt; | |
|
176
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|
966 |
|
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|
967 value = cf->args->elts; |
|
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|
968 |
|
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|
969 fmt = lmcf->formats.elts; |
| 573 | 970 for (i = 0; i < lmcf->formats.nelts; i++) { |
| 971 if (fmt[i].name.len == value[1].len | |
| 972 && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) | |
|
176
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|
973 { |
| 2036 | 974 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 975 "duplicate \"log_format\" name \"%V\"", | |
| 976 &value[1]); | |
| 977 return NGX_CONF_ERROR; | |
|
176
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|
978 } |
|
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|
979 } |
|
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|
980 |
| 501 | 981 fmt = ngx_array_push(&lmcf->formats); |
| 982 if (fmt == NULL) { | |
|
176
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|
983 return NGX_CONF_ERROR; |
|
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|
984 } |
|
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|
985 |
|
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|
986 fmt->name = value[1]; |
|
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|
987 |
| 573 | 988 fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); |
| 501 | 989 if (fmt->ops == NULL) { |
|
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990 return NGX_CONF_ERROR; |
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991 } |
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992 |
| 573 | 993 return ngx_http_log_compile_format(cf, fmt->ops, cf->args, 2); |
| 994 } | |
| 995 | |
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996 |
| 573 | 997 static char * |
| 998 ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *ops, | |
| 999 ngx_array_t *args, ngx_uint_t s) | |
| 1000 { | |
| 880 | 1001 u_char *data, *p, ch; |
| 1002 size_t i, len; | |
| 1003 ngx_str_t *value, var; | |
| 1004 ngx_uint_t bracket; | |
| 1005 ngx_http_log_op_t *op; | |
| 1006 ngx_http_log_var_t *v; | |
| 573 | 1007 |
| 1008 value = args->elts; | |
| 1009 | |
| 1010 for ( /* void */ ; s < args->nelts; s++) { | |
|
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1011 |
| 880 | 1012 for (i = 0; i < value[s].len; i++) { |
| 1013 if (value[s].data[i] != '%') { | |
| 1014 continue; | |
| 1015 } | |
| 1016 | |
| 1017 ch = value[s].data[i + 1]; | |
| 1018 | |
| 1019 if ((ch >= 'A' && ch <= 'Z') | |
| 1020 || (ch >= 'a' && ch <= 'z') | |
| 1021 || ch == '{') | |
| 1022 { | |
| 1023 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1024 "the parameters in the \"%%name\" form are not supported, " | |
| 1025 "use the \"$variable\" instead"); | |
| 1026 | |
| 1027 return NGX_CONF_ERROR; | |
| 1028 } | |
| 1029 } | |
| 1030 | |
|
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1031 i = 0; |
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1032 |
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1033 while (i < value[s].len) { |
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1034 |
| 573 | 1035 op = ngx_array_push(ops); |
| 501 | 1036 if (op == NULL) { |
|
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1037 return NGX_CONF_ERROR; |
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1038 } |
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1039 |
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1040 data = &value[s].data[i]; |
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1041 |
| 880 | 1042 if (value[s].data[i] == '$') { |
| 569 | 1043 |
| 1044 if (++i == value[s].len) { | |
| 1045 goto invalid; | |
| 1046 } | |
| 1047 | |
| 1048 if (value[s].data[i] == '{') { | |
| 1049 bracket = 1; | |
| 1050 | |
| 1051 if (++i == value[s].len) { | |
| 1052 goto invalid; | |
| 1053 } | |
| 1054 | |
| 1055 var.data = &value[s].data[i]; | |
| 1056 | |
| 1057 } else { | |
| 1058 bracket = 0; | |
| 1059 var.data = &value[s].data[i]; | |
| 1060 } | |
| 1061 | |
| 1062 for (var.len = 0; i < value[s].len; i++, var.len++) { | |
| 1063 ch = value[s].data[i]; | |
| 1064 | |
| 1065 if (ch == '}' && bracket) { | |
| 1066 i++; | |
| 1067 bracket = 0; | |
| 1068 break; | |
| 1069 } | |
| 1070 | |
| 1071 if ((ch >= 'A' && ch <= 'Z') | |
| 1072 || (ch >= 'a' && ch <= 'z') | |
| 1073 || (ch >= '0' && ch <= '9') | |
| 1074 || ch == '_') | |
| 1075 { | |
| 1076 continue; | |
| 1077 } | |
| 1078 | |
|
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1079 break; |
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1080 } |
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1081 |
| 569 | 1082 if (bracket) { |
| 1083 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1084 "the closing bracket in \"%V\" " | |
| 1085 "variable is missing", &var); | |
| 1086 return NGX_CONF_ERROR; | |
| 1087 } | |
| 1088 | |
| 1089 if (var.len == 0) { | |
| 1090 goto invalid; | |
| 1091 } | |
| 1092 | |
| 577 | 1093 if (ngx_strncmp(var.data, "apache_bytes_sent", 17) == 0) { |
| 1094 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 1095 "use \"$body_bytes_sent\" instead of " | |
| 1096 "\"$apache_bytes_sent\""); | |
| 1097 } | |
| 1098 | |
| 573 | 1099 for (v = ngx_http_log_vars; v->name.len; v++) { |
| 1100 | |
| 1101 if (v->name.len == var.len | |
| 1102 && ngx_strncmp(v->name.data, var.data, var.len) == 0) | |
| 1103 { | |
| 1104 op->len = v->len; | |
| 1105 op->getlen = NULL; | |
| 1106 op->run = v->run; | |
| 1107 op->data = 0; | |
| 1108 | |
| 1109 goto found; | |
| 1110 } | |
| 1111 } | |
| 1112 | |
| 569 | 1113 if (ngx_http_log_variable_compile(cf, op, &var) != NGX_OK) { |
| 1114 return NGX_CONF_ERROR; | |
| 1115 } | |
| 1116 | |
| 573 | 1117 found: |
| 1118 | |
| 1119 continue; | |
| 1120 } | |
| 1121 | |
| 1122 i++; | |
|
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1123 |
| 880 | 1124 while (i < value[s].len && value[s].data[i] != '$') { |
| 573 | 1125 i++; |
| 1126 } | |
|
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1127 |
| 573 | 1128 len = &value[s].data[i] - data; |
|
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1129 |
| 573 | 1130 if (len) { |
|
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1131 |
| 573 | 1132 op->len = len; |
| 1133 op->getlen = NULL; | |
|
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1134 |
| 573 | 1135 if (len <= sizeof(uintptr_t)) { |
| 1136 op->run = ngx_http_log_copy_short; | |
| 1137 op->data = 0; | |
|
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1138 |
| 573 | 1139 while (len--) { |
| 1140 op->data <<= 8; | |
| 1141 op->data |= data[len]; | |
| 1142 } | |
| 1143 | |
| 1144 } else { | |
| 1145 op->run = ngx_http_log_copy_long; | |
|
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1146 |
| 2049 | 1147 p = ngx_pnalloc(cf->pool, len); |
| 573 | 1148 if (p == NULL) { |
| 1149 return NGX_CONF_ERROR; | |
| 1150 } | |
|
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1151 |
| 573 | 1152 ngx_memcpy(p, data, len); |
| 1153 op->data = (uintptr_t) p; | |
|
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1154 } |
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1155 } |
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1156 } |
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1157 } |
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1158 |
| 569 | 1159 return NGX_CONF_OK; |
| 1160 | |
| 1161 invalid: | |
| 1162 | |
| 1163 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); | |
| 1164 | |
| 1165 return NGX_CONF_ERROR; | |
| 1166 } | |
| 1167 | |
|
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1168 |
| 2072 | 1169 static char * |
| 1170 ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 1171 { | |
| 1172 ngx_http_log_loc_conf_t *llcf = conf; | |
| 1173 | |
| 1174 time_t inactive, valid; | |
| 1175 ngx_str_t *value, s; | |
| 1176 ngx_int_t max, min_uses; | |
| 1177 ngx_uint_t i; | |
| 1178 | |
| 1179 if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) { | |
| 1180 return "is duplicate"; | |
| 1181 } | |
| 1182 | |
| 1183 value = cf->args->elts; | |
| 1184 | |
| 1185 max = 0; | |
| 1186 inactive = 10; | |
| 1187 valid = 60; | |
| 1188 min_uses = 1; | |
| 1189 | |
| 1190 for (i = 1; i < cf->args->nelts; i++) { | |
| 1191 | |
| 1192 if (ngx_strncmp(value[i].data, "max=", 4) == 0) { | |
| 1193 | |
| 1194 max = ngx_atoi(value[i].data + 4, value[i].len - 4); | |
| 1195 if (max == NGX_ERROR) { | |
| 1196 goto failed; | |
| 1197 } | |
| 1198 | |
| 1199 continue; | |
| 1200 } | |
| 1201 | |
| 1202 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { | |
| 1203 | |
| 1204 s.len = value[i].len - 9; | |
| 1205 s.data = value[i].data + 9; | |
| 1206 | |
| 1207 inactive = ngx_parse_time(&s, 1); | |
| 1208 if (inactive < 0) { | |
| 1209 goto failed; | |
| 1210 } | |
| 1211 | |
| 1212 continue; | |
| 1213 } | |
| 1214 | |
| 1215 if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { | |
| 1216 | |
| 1217 min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); | |
| 1218 if (min_uses == NGX_ERROR) { | |
| 1219 goto failed; | |
| 1220 } | |
| 1221 | |
| 1222 continue; | |
| 1223 } | |
| 1224 | |
| 1225 if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { | |
| 1226 | |
| 1227 s.len = value[i].len - 6; | |
| 1228 s.data = value[i].data + 6; | |
| 1229 | |
| 1230 valid = ngx_parse_time(&s, 1); | |
| 1231 if (valid < 0) { | |
| 1232 goto failed; | |
| 1233 } | |
| 1234 | |
| 1235 continue; | |
| 1236 } | |
| 1237 | |
| 1238 if (ngx_strcmp(value[i].data, "off") == 0) { | |
| 1239 | |
| 1240 llcf->open_file_cache = NULL; | |
| 1241 | |
| 1242 continue; | |
| 1243 } | |
| 1244 | |
| 1245 failed: | |
| 1246 | |
| 1247 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1248 "invalid \"open_log_file_cache\" parameter \"%V\"", | |
| 1249 &value[i]); | |
| 1250 return NGX_CONF_ERROR; | |
| 1251 } | |
| 1252 | |
| 1253 if (llcf->open_file_cache == NULL) { | |
| 1254 return NGX_CONF_OK; | |
| 1255 } | |
| 1256 | |
| 1257 if (max == 0) { | |
| 1258 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1259 "\"open_log_file_cache\" must have \"max\" parameter"); | |
| 1260 return NGX_CONF_ERROR; | |
| 1261 } | |
| 1262 | |
| 1263 llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); | |
| 1264 | |
| 1265 if (llcf->open_file_cache) { | |
| 1266 | |
| 1267 llcf->open_file_cache_valid = valid; | |
| 1268 llcf->open_file_cache_min_uses = min_uses; | |
| 1269 | |
| 1270 return NGX_CONF_OK; | |
| 1271 } | |
| 1272 | |
| 1273 return NGX_CONF_ERROR; | |
| 1274 } | |
| 1275 | |
| 1276 | |
| 569 | 1277 static ngx_int_t |
| 573 | 1278 ngx_http_log_init(ngx_conf_t *cf) |
| 569 | 1279 { |
| 573 | 1280 ngx_str_t *value; |
| 1281 ngx_array_t a; | |
| 581 | 1282 ngx_http_handler_pt *h; |
| 573 | 1283 ngx_http_log_fmt_t *fmt; |
| 1284 ngx_http_log_main_conf_t *lmcf; | |
| 569 | 1285 ngx_http_core_main_conf_t *cmcf; |
| 1286 | |
| 573 | 1287 lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); |
| 1288 | |
| 1289 if (lmcf->combined_used) { | |
| 1290 if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { | |
| 1291 return NGX_ERROR; | |
| 1292 } | |
| 1293 | |
| 1294 value = ngx_array_push(&a); | |
| 1295 if (value == NULL) { | |
| 1296 return NGX_ERROR; | |
| 1297 } | |
| 1298 | |
| 1299 *value = ngx_http_combined_fmt; | |
| 1300 fmt = lmcf->formats.elts; | |
| 1301 | |
| 1302 if (ngx_http_log_compile_format(cf, fmt->ops, &a, 0) | |
| 1303 != NGX_CONF_OK) | |
| 1304 { | |
| 1305 return NGX_ERROR; | |
| 1306 } | |
| 1307 } | |
| 1308 | |
| 1309 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
| 569 | 1310 |
| 581 | 1311 h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); |
| 1312 if (h == NULL) { | |
| 1313 return NGX_ERROR; | |
| 1314 } | |
| 1315 | |
| 1316 *h = ngx_http_log_handler; | |
| 569 | 1317 |
| 1318 return NGX_OK; | |
|
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1319 } |