Mercurial > hg > nginx
annotate src/stream/ngx_stream_variables.c @ 6670:c6372a40c2a7
Stream: the $protocol variable.
The variable keeps protocol used by the client, "TCP" or "UDP".
| author | Vladimir Homutov <vl@nginx.com> |
|---|---|
| date | Fri, 26 Aug 2016 15:33:07 +0300 |
| parents | 164a0824ce20 |
| children | 38143d1abdec |
| rev | line source |
|---|---|
| 6607 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4 * Copyright (C) Nginx, Inc. | |
| 5 */ | |
| 6 | |
| 7 | |
| 8 #include <ngx_config.h> | |
| 9 #include <ngx_core.h> | |
| 10 #include <ngx_stream.h> | |
| 11 #include <nginx.h> | |
| 12 | |
| 13 | |
|
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14 static ngx_int_t ngx_stream_variable_binary_remote_addr( |
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15 ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); |
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16 static ngx_int_t ngx_stream_variable_remote_addr(ngx_stream_session_t *s, |
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17 ngx_stream_variable_value_t *v, uintptr_t data); |
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18 static ngx_int_t ngx_stream_variable_remote_port(ngx_stream_session_t *s, |
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19 ngx_stream_variable_value_t *v, uintptr_t data); |
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20 static ngx_int_t ngx_stream_variable_server_addr(ngx_stream_session_t *s, |
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21 ngx_stream_variable_value_t *v, uintptr_t data); |
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22 static ngx_int_t ngx_stream_variable_server_port(ngx_stream_session_t *s, |
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23 ngx_stream_variable_value_t *v, uintptr_t data); |
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24 static ngx_int_t ngx_stream_variable_bytes(ngx_stream_session_t *s, |
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25 ngx_stream_variable_value_t *v, uintptr_t data); |
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26 static ngx_int_t ngx_stream_variable_session_time(ngx_stream_session_t *s, |
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27 ngx_stream_variable_value_t *v, uintptr_t data); |
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28 static ngx_int_t ngx_stream_variable_connection(ngx_stream_session_t *s, |
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29 ngx_stream_variable_value_t *v, uintptr_t data); |
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30 |
| 6607 | 31 static ngx_int_t ngx_stream_variable_nginx_version(ngx_stream_session_t *s, |
| 32 ngx_stream_variable_value_t *v, uintptr_t data); | |
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33 static ngx_int_t ngx_stream_variable_hostname(ngx_stream_session_t *s, |
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34 ngx_stream_variable_value_t *v, uintptr_t data); |
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35 static ngx_int_t ngx_stream_variable_pid(ngx_stream_session_t *s, |
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36 ngx_stream_variable_value_t *v, uintptr_t data); |
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37 static ngx_int_t ngx_stream_variable_msec(ngx_stream_session_t *s, |
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38 ngx_stream_variable_value_t *v, uintptr_t data); |
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39 static ngx_int_t ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, |
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40 ngx_stream_variable_value_t *v, uintptr_t data); |
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41 static ngx_int_t ngx_stream_variable_time_local(ngx_stream_session_t *s, |
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42 ngx_stream_variable_value_t *v, uintptr_t data); |
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6670
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Stream: the $protocol variable.
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43 static ngx_int_t ngx_stream_variable_protocol(ngx_stream_session_t *s, |
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44 ngx_stream_variable_value_t *v, uintptr_t data); |
| 6607 | 45 |
| 46 | |
| 47 static ngx_stream_variable_t ngx_stream_core_variables[] = { | |
| 48 | |
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49 { ngx_string("binary_remote_addr"), NULL, |
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50 ngx_stream_variable_binary_remote_addr, 0, 0, 0 }, |
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51 |
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52 { ngx_string("remote_addr"), NULL, |
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53 ngx_stream_variable_remote_addr, 0, 0, 0 }, |
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54 |
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55 { ngx_string("remote_port"), NULL, |
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56 ngx_stream_variable_remote_port, 0, 0, 0 }, |
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57 |
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58 { ngx_string("server_addr"), NULL, |
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59 ngx_stream_variable_server_addr, 0, 0, 0 }, |
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60 |
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61 { ngx_string("server_port"), NULL, |
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62 ngx_stream_variable_server_port, 0, 0, 0 }, |
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63 |
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64 { ngx_string("bytes_sent"), NULL, ngx_stream_variable_bytes, |
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65 0, 0, 0 }, |
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66 |
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67 { ngx_string("bytes_received"), NULL, ngx_stream_variable_bytes, |
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68 1, 0, 0 }, |
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69 |
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70 { ngx_string("session_time"), NULL, ngx_stream_variable_session_time, |
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71 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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72 |
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73 { ngx_string("connection"), NULL, |
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74 ngx_stream_variable_connection, 0, 0, 0 }, |
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75 |
| 6607 | 76 { ngx_string("nginx_version"), NULL, ngx_stream_variable_nginx_version, |
| 77 0, 0, 0 }, | |
| 78 | |
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79 { ngx_string("hostname"), NULL, ngx_stream_variable_hostname, |
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80 0, 0, 0 }, |
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81 |
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82 { ngx_string("pid"), NULL, ngx_stream_variable_pid, |
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83 0, 0, 0 }, |
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84 |
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85 { ngx_string("msec"), NULL, ngx_stream_variable_msec, |
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86 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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87 |
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88 { ngx_string("time_iso8601"), NULL, ngx_stream_variable_time_iso8601, |
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89 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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90 |
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91 { ngx_string("time_local"), NULL, ngx_stream_variable_time_local, |
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92 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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93 |
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94 { ngx_string("protocol"), NULL, |
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95 ngx_stream_variable_protocol, 0, 0, 0 }, |
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96 |
| 6607 | 97 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 98 }; | |
| 99 | |
| 100 | |
| 101 ngx_stream_variable_value_t ngx_stream_variable_null_value = | |
| 102 ngx_stream_variable(""); | |
| 103 ngx_stream_variable_value_t ngx_stream_variable_true_value = | |
| 104 ngx_stream_variable("1"); | |
| 105 | |
| 106 | |
| 107 ngx_stream_variable_t * | |
| 108 ngx_stream_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) | |
| 109 { | |
| 110 ngx_int_t rc; | |
| 111 ngx_uint_t i; | |
| 112 ngx_hash_key_t *key; | |
| 113 ngx_stream_variable_t *v; | |
| 114 ngx_stream_core_main_conf_t *cmcf; | |
| 115 | |
| 116 if (name->len == 0) { | |
| 117 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 118 "invalid variable name \"$\""); | |
| 119 return NULL; | |
| 120 } | |
| 121 | |
| 122 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
| 123 | |
| 124 key = cmcf->variables_keys->keys.elts; | |
| 125 for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { | |
| 126 if (name->len != key[i].key.len | |
| 127 || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) | |
| 128 { | |
| 129 continue; | |
| 130 } | |
| 131 | |
| 132 v = key[i].value; | |
| 133 | |
| 134 if (!(v->flags & NGX_STREAM_VAR_CHANGEABLE)) { | |
| 135 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 136 "the duplicate \"%V\" variable", name); | |
| 137 return NULL; | |
| 138 } | |
| 139 | |
| 140 return v; | |
| 141 } | |
| 142 | |
| 143 v = ngx_palloc(cf->pool, sizeof(ngx_stream_variable_t)); | |
| 144 if (v == NULL) { | |
| 145 return NULL; | |
| 146 } | |
| 147 | |
| 148 v->name.len = name->len; | |
| 149 v->name.data = ngx_pnalloc(cf->pool, name->len); | |
| 150 if (v->name.data == NULL) { | |
| 151 return NULL; | |
| 152 } | |
| 153 | |
| 154 ngx_strlow(v->name.data, name->data, name->len); | |
| 155 | |
| 156 v->set_handler = NULL; | |
| 157 v->get_handler = NULL; | |
| 158 v->data = 0; | |
| 159 v->flags = flags; | |
| 160 v->index = 0; | |
| 161 | |
| 162 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); | |
| 163 | |
| 164 if (rc == NGX_ERROR) { | |
| 165 return NULL; | |
| 166 } | |
| 167 | |
| 168 if (rc == NGX_BUSY) { | |
| 169 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 170 "conflicting variable name \"%V\"", name); | |
| 171 return NULL; | |
| 172 } | |
| 173 | |
| 174 return v; | |
| 175 } | |
| 176 | |
| 177 | |
| 178 ngx_int_t | |
| 179 ngx_stream_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) | |
| 180 { | |
| 181 ngx_uint_t i; | |
| 182 ngx_stream_variable_t *v; | |
| 183 ngx_stream_core_main_conf_t *cmcf; | |
| 184 | |
| 185 if (name->len == 0) { | |
| 186 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 187 "invalid variable name \"$\""); | |
| 188 return NGX_ERROR; | |
| 189 } | |
| 190 | |
| 191 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
| 192 | |
| 193 v = cmcf->variables.elts; | |
| 194 | |
| 195 if (v == NULL) { | |
| 196 if (ngx_array_init(&cmcf->variables, cf->pool, 4, | |
| 197 sizeof(ngx_stream_variable_t)) | |
| 198 != NGX_OK) | |
| 199 { | |
| 200 return NGX_ERROR; | |
| 201 } | |
| 202 | |
| 203 } else { | |
| 204 for (i = 0; i < cmcf->variables.nelts; i++) { | |
| 205 if (name->len != v[i].name.len | |
| 206 || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) | |
| 207 { | |
| 208 continue; | |
| 209 } | |
| 210 | |
| 211 return i; | |
| 212 } | |
| 213 } | |
| 214 | |
| 215 v = ngx_array_push(&cmcf->variables); | |
| 216 if (v == NULL) { | |
| 217 return NGX_ERROR; | |
| 218 } | |
| 219 | |
| 220 v->name.len = name->len; | |
| 221 v->name.data = ngx_pnalloc(cf->pool, name->len); | |
| 222 if (v->name.data == NULL) { | |
| 223 return NGX_ERROR; | |
| 224 } | |
| 225 | |
| 226 ngx_strlow(v->name.data, name->data, name->len); | |
| 227 | |
| 228 v->set_handler = NULL; | |
| 229 v->get_handler = NULL; | |
| 230 v->data = 0; | |
| 231 v->flags = 0; | |
| 232 v->index = cmcf->variables.nelts - 1; | |
| 233 | |
| 234 return v->index; | |
| 235 } | |
| 236 | |
| 237 | |
| 238 ngx_stream_variable_value_t * | |
| 239 ngx_stream_get_indexed_variable(ngx_stream_session_t *s, ngx_uint_t index) | |
| 240 { | |
| 241 ngx_stream_variable_t *v; | |
| 242 ngx_stream_core_main_conf_t *cmcf; | |
| 243 | |
| 244 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
| 245 | |
| 246 if (cmcf->variables.nelts <= index) { | |
| 247 ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, | |
| 248 "unknown variable index: %ui", index); | |
| 249 return NULL; | |
| 250 } | |
| 251 | |
| 252 if (s->variables[index].not_found || s->variables[index].valid) { | |
| 253 return &s->variables[index]; | |
| 254 } | |
| 255 | |
| 256 v = cmcf->variables.elts; | |
| 257 | |
| 258 if (v[index].get_handler(s, &s->variables[index], v[index].data) | |
| 259 == NGX_OK) | |
| 260 { | |
| 261 if (v[index].flags & NGX_STREAM_VAR_NOCACHEABLE) { | |
| 262 s->variables[index].no_cacheable = 1; | |
| 263 } | |
| 264 | |
| 265 return &s->variables[index]; | |
| 266 } | |
| 267 | |
| 268 s->variables[index].valid = 0; | |
| 269 s->variables[index].not_found = 1; | |
| 270 | |
| 271 return NULL; | |
| 272 } | |
| 273 | |
| 274 | |
| 275 ngx_stream_variable_value_t * | |
| 276 ngx_stream_get_flushed_variable(ngx_stream_session_t *s, ngx_uint_t index) | |
| 277 { | |
| 278 ngx_stream_variable_value_t *v; | |
| 279 | |
| 280 v = &s->variables[index]; | |
| 281 | |
| 282 if (v->valid || v->not_found) { | |
| 283 if (!v->no_cacheable) { | |
| 284 return v; | |
| 285 } | |
| 286 | |
| 287 v->valid = 0; | |
| 288 v->not_found = 0; | |
| 289 } | |
| 290 | |
| 291 return ngx_stream_get_indexed_variable(s, index); | |
| 292 } | |
| 293 | |
| 294 | |
| 295 ngx_stream_variable_value_t * | |
| 296 ngx_stream_get_variable(ngx_stream_session_t *s, ngx_str_t *name, | |
| 297 ngx_uint_t key) | |
| 298 { | |
| 299 ngx_stream_variable_t *v; | |
| 300 ngx_stream_variable_value_t *vv; | |
| 301 ngx_stream_core_main_conf_t *cmcf; | |
| 302 | |
| 303 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
| 304 | |
| 305 v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); | |
| 306 | |
| 307 if (v) { | |
| 308 if (v->flags & NGX_STREAM_VAR_INDEXED) { | |
| 309 return ngx_stream_get_flushed_variable(s, v->index); | |
| 310 | |
| 311 } else { | |
| 312 | |
| 313 vv = ngx_palloc(s->connection->pool, | |
| 314 sizeof(ngx_stream_variable_value_t)); | |
| 315 | |
| 316 if (vv && v->get_handler(s, vv, v->data) == NGX_OK) { | |
| 317 return vv; | |
| 318 } | |
| 319 | |
| 320 return NULL; | |
| 321 } | |
| 322 } | |
| 323 | |
| 324 vv = ngx_palloc(s->connection->pool, sizeof(ngx_stream_variable_value_t)); | |
| 325 if (vv == NULL) { | |
| 326 return NULL; | |
| 327 } | |
| 328 | |
| 329 vv->not_found = 1; | |
| 330 | |
| 331 return vv; | |
| 332 } | |
| 333 | |
| 334 | |
| 335 static ngx_int_t | |
|
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336 ngx_stream_variable_binary_remote_addr(ngx_stream_session_t *s, |
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337 ngx_stream_variable_value_t *v, uintptr_t data) |
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338 { |
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339 struct sockaddr_in *sin; |
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340 #if (NGX_HAVE_INET6) |
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341 struct sockaddr_in6 *sin6; |
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342 #endif |
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343 |
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344 switch (s->connection->sockaddr->sa_family) { |
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345 |
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346 #if (NGX_HAVE_INET6) |
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347 case AF_INET6: |
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348 sin6 = (struct sockaddr_in6 *) s->connection->sockaddr; |
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349 |
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350 v->len = sizeof(struct in6_addr); |
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351 v->valid = 1; |
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352 v->no_cacheable = 0; |
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353 v->not_found = 0; |
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354 v->data = sin6->sin6_addr.s6_addr; |
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355 |
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356 break; |
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357 #endif |
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358 |
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359 default: /* AF_INET */ |
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360 sin = (struct sockaddr_in *) s->connection->sockaddr; |
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361 |
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362 v->len = sizeof(in_addr_t); |
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363 v->valid = 1; |
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364 v->no_cacheable = 0; |
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365 v->not_found = 0; |
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366 v->data = (u_char *) &sin->sin_addr; |
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367 |
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368 break; |
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369 } |
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370 |
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371 return NGX_OK; |
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372 } |
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373 |
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374 |
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375 static ngx_int_t |
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376 ngx_stream_variable_remote_addr(ngx_stream_session_t *s, |
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377 ngx_stream_variable_value_t *v, uintptr_t data) |
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378 { |
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379 v->len = s->connection->addr_text.len; |
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380 v->valid = 1; |
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381 v->no_cacheable = 0; |
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382 v->not_found = 0; |
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383 v->data = s->connection->addr_text.data; |
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384 |
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385 return NGX_OK; |
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386 } |
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387 |
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388 |
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389 static ngx_int_t |
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390 ngx_stream_variable_remote_port(ngx_stream_session_t *s, |
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391 ngx_stream_variable_value_t *v, uintptr_t data) |
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392 { |
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393 ngx_uint_t port; |
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394 |
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395 v->len = 0; |
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396 v->valid = 1; |
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397 v->no_cacheable = 0; |
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398 v->not_found = 0; |
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399 |
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400 v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); |
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401 if (v->data == NULL) { |
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402 return NGX_ERROR; |
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|
403 } |
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|
404 |
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405 port = ngx_inet_get_port(s->connection->sockaddr); |
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406 |
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407 if (port > 0 && port < 65536) { |
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408 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
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409 } |
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|
410 |
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|
411 return NGX_OK; |
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|
412 } |
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|
413 |
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414 |
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|
415 static ngx_int_t |
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416 ngx_stream_variable_server_addr(ngx_stream_session_t *s, |
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417 ngx_stream_variable_value_t *v, uintptr_t data) |
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418 { |
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419 ngx_str_t str; |
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420 u_char addr[NGX_SOCKADDR_STRLEN]; |
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421 |
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422 str.len = NGX_SOCKADDR_STRLEN; |
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423 str.data = addr; |
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424 |
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425 if (ngx_connection_local_sockaddr(s->connection, &str, 0) != NGX_OK) { |
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426 return NGX_ERROR; |
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|
427 } |
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428 |
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429 str.data = ngx_pnalloc(s->connection->pool, str.len); |
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430 if (str.data == NULL) { |
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431 return NGX_ERROR; |
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|
432 } |
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433 |
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434 ngx_memcpy(str.data, addr, str.len); |
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435 |
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436 v->len = str.len; |
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437 v->valid = 1; |
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438 v->no_cacheable = 0; |
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439 v->not_found = 0; |
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440 v->data = str.data; |
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|
441 |
|
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442 return NGX_OK; |
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|
443 } |
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444 |
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|
445 |
|
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|
446 static ngx_int_t |
|
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|
447 ngx_stream_variable_server_port(ngx_stream_session_t *s, |
|
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
448 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
449 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
450 ngx_uint_t port; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
451 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
452 v->len = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
453 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
454 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
455 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
456 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
457 if (ngx_connection_local_sockaddr(s->connection, NULL, 0) != NGX_OK) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
458 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
459 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
460 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
461 v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
462 if (v->data == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
463 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
464 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
465 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
466 port = ngx_inet_get_port(s->connection->local_sockaddr); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
467 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
468 if (port > 0 && port < 65536) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
469 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
470 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
471 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
472 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
473 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
474 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
475 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
476 static ngx_int_t |
|
6668
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
477 ngx_stream_variable_bytes(ngx_stream_session_t *s, |
|
6608
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
478 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
479 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
480 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
481 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
482 p = ngx_pnalloc(s->connection->pool, NGX_OFF_T_LEN); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
483 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
484 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
485 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
486 |
|
6668
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
487 if (data == 1) { |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
488 v->len = ngx_sprintf(p, "%O", s->received) - p; |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
489 |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
490 } else { |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
491 v->len = ngx_sprintf(p, "%O", s->connection->sent) - p; |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
492 } |
|
5e2821c2de46
Stream: the $bytes_received variable.
Vladimir Homutov <vl@nginx.com>
parents:
6608
diff
changeset
|
493 |
|
6608
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
494 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
495 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
496 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
497 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
498 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
499 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
500 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
501 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
502 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
503 static ngx_int_t |
|
6669
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
504 ngx_stream_variable_session_time(ngx_stream_session_t *s, |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
505 ngx_stream_variable_value_t *v, uintptr_t data) |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
506 { |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
507 u_char *p; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
508 ngx_time_t *tp; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
509 ngx_msec_int_t ms; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
510 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
511 p = ngx_pnalloc(s->connection->pool, NGX_TIME_T_LEN + 4); |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
512 if (p == NULL) { |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
513 return NGX_ERROR; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
514 } |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
515 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
516 tp = ngx_timeofday(); |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
517 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
518 ms = (ngx_msec_int_t) |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
519 ((tp->sec - s->start_sec) * 1000 + (tp->msec - s->start_msec)); |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
520 ms = ngx_max(ms, 0); |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
521 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
522 v->len = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000) - p; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
523 v->valid = 1; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
524 v->no_cacheable = 0; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
525 v->not_found = 0; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
526 v->data = p; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
527 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
528 return NGX_OK; |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
529 } |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
530 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
531 |
|
164a0824ce20
Stream: the $session_time variable.
Vladimir Homutov <vl@nginx.com>
parents:
6668
diff
changeset
|
532 static ngx_int_t |
|
6608
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
533 ngx_stream_variable_connection(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
534 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
535 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
536 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
537 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
538 p = ngx_pnalloc(s->connection->pool, NGX_ATOMIC_T_LEN); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
539 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
540 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
541 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
542 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
543 v->len = ngx_sprintf(p, "%uA", s->connection->number) - p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
544 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
545 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
546 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
547 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
548 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
549 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
550 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
551 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
552 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
553 static ngx_int_t |
| 6607 | 554 ngx_stream_variable_nginx_version(ngx_stream_session_t *s, |
| 555 ngx_stream_variable_value_t *v, uintptr_t data) | |
| 556 { | |
| 557 v->len = sizeof(NGINX_VERSION) - 1; | |
| 558 v->valid = 1; | |
| 559 v->no_cacheable = 0; | |
| 560 v->not_found = 0; | |
| 561 v->data = (u_char *) NGINX_VERSION; | |
| 562 | |
| 563 return NGX_OK; | |
| 564 } | |
| 565 | |
| 566 | |
|
6608
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
567 static ngx_int_t |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
568 ngx_stream_variable_hostname(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
569 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
570 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
571 v->len = ngx_cycle->hostname.len; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
572 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
573 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
574 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
575 v->data = ngx_cycle->hostname.data; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
576 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
577 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
578 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
579 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
580 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
581 static ngx_int_t |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
582 ngx_stream_variable_pid(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
583 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
584 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
585 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
586 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
587 p = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
588 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
589 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
590 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
591 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
592 v->len = ngx_sprintf(p, "%P", ngx_pid) - p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
593 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
594 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
595 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
596 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
597 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
598 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
599 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
600 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
601 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
602 static ngx_int_t |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
603 ngx_stream_variable_msec(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
604 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
605 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
606 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
607 ngx_time_t *tp; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
608 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
609 p = ngx_pnalloc(s->connection->pool, NGX_TIME_T_LEN + 4); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
610 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
611 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
612 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
613 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
614 tp = ngx_timeofday(); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
615 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
616 v->len = ngx_sprintf(p, "%T.%03M", tp->sec, tp->msec) - p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
617 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
618 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
619 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
620 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
621 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
622 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
623 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
624 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
625 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
626 static ngx_int_t |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
627 ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
628 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
629 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
630 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
631 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
632 p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_iso8601.len); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
633 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
634 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
635 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
636 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
637 ngx_memcpy(p, ngx_cached_http_log_iso8601.data, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
638 ngx_cached_http_log_iso8601.len); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
639 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
640 v->len = ngx_cached_http_log_iso8601.len; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
641 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
642 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
643 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
644 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
645 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
646 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
647 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
648 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
649 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
650 static ngx_int_t |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
651 ngx_stream_variable_time_local(ngx_stream_session_t *s, |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
652 ngx_stream_variable_value_t *v, uintptr_t data) |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
653 { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
654 u_char *p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
655 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
656 p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_time.len); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
657 if (p == NULL) { |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
658 return NGX_ERROR; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
659 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
660 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
661 ngx_memcpy(p, ngx_cached_http_log_time.data, ngx_cached_http_log_time.len); |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
662 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
663 v->len = ngx_cached_http_log_time.len; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
664 v->valid = 1; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
665 v->no_cacheable = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
666 v->not_found = 0; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
667 v->data = p; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
668 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
669 return NGX_OK; |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
670 } |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
671 |
|
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
672 |
|
6670
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
673 static ngx_int_t |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
674 ngx_stream_variable_protocol(ngx_stream_session_t *s, |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
675 ngx_stream_variable_value_t *v, uintptr_t data) |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
676 { |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
677 v->len = 3; |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
678 v->valid = 1; |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
679 v->no_cacheable = 0; |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
680 v->not_found = 0; |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
681 v->data = (u_char *) (s->connection->type == SOCK_DGRAM ? "UDP" : "TCP"); |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
682 |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
683 return NGX_OK; |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
684 } |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
685 |
|
c6372a40c2a7
Stream: the $protocol variable.
Vladimir Homutov <vl@nginx.com>
parents:
6669
diff
changeset
|
686 |
| 6607 | 687 void * |
| 688 ngx_stream_map_find(ngx_stream_session_t *s, ngx_stream_map_t *map, | |
| 689 ngx_str_t *match) | |
| 690 { | |
| 691 void *value; | |
| 692 u_char *low; | |
| 693 size_t len; | |
| 694 ngx_uint_t key; | |
| 695 | |
| 696 len = match->len; | |
| 697 | |
| 698 if (len) { | |
| 699 low = ngx_pnalloc(s->connection->pool, len); | |
| 700 if (low == NULL) { | |
| 701 return NULL; | |
| 702 } | |
| 703 | |
| 704 } else { | |
| 705 low = NULL; | |
| 706 } | |
| 707 | |
| 708 key = ngx_hash_strlow(low, match->data, len); | |
| 709 | |
| 710 value = ngx_hash_find_combined(&map->hash, key, low, len); | |
| 711 if (value) { | |
| 712 return value; | |
| 713 } | |
| 714 | |
| 715 #if (NGX_PCRE) | |
| 716 | |
| 717 if (len && map->nregex) { | |
| 718 ngx_int_t n; | |
| 719 ngx_uint_t i; | |
| 720 ngx_stream_map_regex_t *reg; | |
| 721 | |
| 722 reg = map->regex; | |
| 723 | |
| 724 for (i = 0; i < map->nregex; i++) { | |
| 725 | |
| 726 n = ngx_stream_regex_exec(s, reg[i].regex, match); | |
| 727 | |
| 728 if (n == NGX_OK) { | |
| 729 return reg[i].value; | |
| 730 } | |
| 731 | |
| 732 if (n == NGX_DECLINED) { | |
| 733 continue; | |
| 734 } | |
| 735 | |
| 736 /* NGX_ERROR */ | |
| 737 | |
| 738 return NULL; | |
| 739 } | |
| 740 } | |
| 741 | |
| 742 #endif | |
| 743 | |
| 744 return NULL; | |
| 745 } | |
| 746 | |
| 747 | |
| 748 #if (NGX_PCRE) | |
| 749 | |
| 750 static ngx_int_t | |
| 751 ngx_stream_variable_not_found(ngx_stream_session_t *s, | |
| 752 ngx_stream_variable_value_t *v, uintptr_t data) | |
| 753 { | |
| 754 v->not_found = 1; | |
| 755 return NGX_OK; | |
| 756 } | |
| 757 | |
| 758 | |
| 759 ngx_stream_regex_t * | |
| 760 ngx_stream_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) | |
| 761 { | |
| 762 u_char *p; | |
| 763 size_t size; | |
| 764 ngx_str_t name; | |
| 765 ngx_uint_t i, n; | |
| 766 ngx_stream_variable_t *v; | |
| 767 ngx_stream_regex_t *re; | |
| 768 ngx_stream_regex_variable_t *rv; | |
| 769 ngx_stream_core_main_conf_t *cmcf; | |
| 770 | |
| 771 rc->pool = cf->pool; | |
| 772 | |
| 773 if (ngx_regex_compile(rc) != NGX_OK) { | |
| 774 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); | |
| 775 return NULL; | |
| 776 } | |
| 777 | |
| 778 re = ngx_pcalloc(cf->pool, sizeof(ngx_stream_regex_t)); | |
| 779 if (re == NULL) { | |
| 780 return NULL; | |
| 781 } | |
| 782 | |
| 783 re->regex = rc->regex; | |
| 784 re->ncaptures = rc->captures; | |
| 785 re->name = rc->pattern; | |
| 786 | |
| 787 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
| 788 cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); | |
| 789 | |
| 790 n = (ngx_uint_t) rc->named_captures; | |
| 791 | |
| 792 if (n == 0) { | |
| 793 return re; | |
| 794 } | |
| 795 | |
| 796 rv = ngx_palloc(rc->pool, n * sizeof(ngx_stream_regex_variable_t)); | |
| 797 if (rv == NULL) { | |
| 798 return NULL; | |
| 799 } | |
| 800 | |
| 801 re->variables = rv; | |
| 802 re->nvariables = n; | |
| 803 | |
| 804 size = rc->name_size; | |
| 805 p = rc->names; | |
| 806 | |
| 807 for (i = 0; i < n; i++) { | |
| 808 rv[i].capture = 2 * ((p[0] << 8) + p[1]); | |
| 809 | |
| 810 name.data = &p[2]; | |
| 811 name.len = ngx_strlen(name.data); | |
| 812 | |
| 813 v = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); | |
| 814 if (v == NULL) { | |
| 815 return NULL; | |
| 816 } | |
| 817 | |
| 818 rv[i].index = ngx_stream_get_variable_index(cf, &name); | |
| 819 if (rv[i].index == NGX_ERROR) { | |
| 820 return NULL; | |
| 821 } | |
| 822 | |
| 823 v->get_handler = ngx_stream_variable_not_found; | |
| 824 | |
| 825 p += size; | |
| 826 } | |
| 827 | |
| 828 return re; | |
| 829 } | |
| 830 | |
| 831 | |
| 832 ngx_int_t | |
| 833 ngx_stream_regex_exec(ngx_stream_session_t *s, ngx_stream_regex_t *re, | |
| 834 ngx_str_t *str) | |
| 835 { | |
| 836 ngx_int_t rc, index; | |
| 837 ngx_uint_t i, n, len; | |
| 838 ngx_stream_variable_value_t *vv; | |
| 839 ngx_stream_core_main_conf_t *cmcf; | |
| 840 | |
| 841 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
| 842 | |
| 843 if (re->ncaptures) { | |
| 844 len = cmcf->ncaptures; | |
| 845 | |
| 846 if (s->captures == NULL) { | |
| 847 s->captures = ngx_palloc(s->connection->pool, len * sizeof(int)); | |
| 848 if (s->captures == NULL) { | |
| 849 return NGX_ERROR; | |
| 850 } | |
| 851 } | |
| 852 | |
| 853 } else { | |
| 854 len = 0; | |
| 855 } | |
| 856 | |
| 857 rc = ngx_regex_exec(re->regex, str, s->captures, len); | |
| 858 | |
| 859 if (rc == NGX_REGEX_NO_MATCHED) { | |
| 860 return NGX_DECLINED; | |
| 861 } | |
| 862 | |
| 863 if (rc < 0) { | |
| 864 ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, | |
| 865 ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", | |
| 866 rc, str, &re->name); | |
| 867 return NGX_ERROR; | |
| 868 } | |
| 869 | |
| 870 for (i = 0; i < re->nvariables; i++) { | |
| 871 | |
| 872 n = re->variables[i].capture; | |
| 873 index = re->variables[i].index; | |
| 874 vv = &s->variables[index]; | |
| 875 | |
| 876 vv->len = s->captures[n + 1] - s->captures[n]; | |
| 877 vv->valid = 1; | |
| 878 vv->no_cacheable = 0; | |
| 879 vv->not_found = 0; | |
| 880 vv->data = &str->data[s->captures[n]]; | |
| 881 | |
| 882 #if (NGX_DEBUG) | |
| 883 { | |
| 884 ngx_stream_variable_t *v; | |
| 885 | |
| 886 v = cmcf->variables.elts; | |
| 887 | |
| 888 ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
| 889 "stream regex set $%V to \"%v\"", &v[index].name, vv); | |
| 890 } | |
| 891 #endif | |
| 892 } | |
| 893 | |
| 894 s->ncaptures = rc * 2; | |
| 895 s->captures_data = str->data; | |
| 896 | |
| 897 return NGX_OK; | |
| 898 } | |
| 899 | |
| 900 #endif | |
| 901 | |
| 902 | |
| 903 ngx_int_t | |
| 904 ngx_stream_variables_add_core_vars(ngx_conf_t *cf) | |
| 905 { | |
| 906 ngx_int_t rc; | |
| 907 ngx_stream_variable_t *cv, *v; | |
| 908 ngx_stream_core_main_conf_t *cmcf; | |
| 909 | |
| 910 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
| 911 | |
| 912 cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, | |
| 913 sizeof(ngx_hash_keys_arrays_t)); | |
| 914 if (cmcf->variables_keys == NULL) { | |
| 915 return NGX_ERROR; | |
| 916 } | |
| 917 | |
| 918 cmcf->variables_keys->pool = cf->pool; | |
| 919 cmcf->variables_keys->temp_pool = cf->pool; | |
| 920 | |
| 921 if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) | |
| 922 != NGX_OK) | |
| 923 { | |
| 924 return NGX_ERROR; | |
| 925 } | |
| 926 | |
| 927 for (cv = ngx_stream_core_variables; cv->name.len; cv++) { | |
| 928 v = ngx_palloc(cf->pool, sizeof(ngx_stream_variable_t)); | |
| 929 if (v == NULL) { | |
| 930 return NGX_ERROR; | |
| 931 } | |
| 932 | |
| 933 *v = *cv; | |
| 934 | |
| 935 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, | |
| 936 NGX_HASH_READONLY_KEY); | |
| 937 | |
| 938 if (rc == NGX_OK) { | |
| 939 continue; | |
| 940 } | |
| 941 | |
| 942 if (rc == NGX_BUSY) { | |
| 943 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 944 "conflicting variable name \"%V\"", &v->name); | |
| 945 } | |
| 946 | |
| 947 return NGX_ERROR; | |
| 948 } | |
| 949 | |
| 950 return NGX_OK; | |
| 951 } | |
| 952 | |
| 953 | |
| 954 ngx_int_t | |
| 955 ngx_stream_variables_init_vars(ngx_conf_t *cf) | |
| 956 { | |
| 957 ngx_uint_t i, n; | |
| 958 ngx_hash_key_t *key; | |
| 959 ngx_hash_init_t hash; | |
| 960 ngx_stream_variable_t *v, *av; | |
| 961 ngx_stream_core_main_conf_t *cmcf; | |
| 962 | |
| 963 /* set the handlers for the indexed stream variables */ | |
| 964 | |
| 965 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
| 966 | |
| 967 v = cmcf->variables.elts; | |
| 968 key = cmcf->variables_keys->keys.elts; | |
| 969 | |
| 970 for (i = 0; i < cmcf->variables.nelts; i++) { | |
| 971 | |
| 972 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { | |
| 973 | |
| 974 av = key[n].value; | |
| 975 | |
| 976 if (v[i].name.len == key[n].key.len | |
| 977 && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) | |
| 978 == 0) | |
| 979 { | |
| 980 v[i].get_handler = av->get_handler; | |
| 981 v[i].data = av->data; | |
| 982 | |
| 983 av->flags |= NGX_STREAM_VAR_INDEXED; | |
| 984 v[i].flags = av->flags; | |
| 985 | |
| 986 av->index = i; | |
| 987 | |
| 988 if (av->get_handler == NULL) { | |
| 989 break; | |
| 990 } | |
| 991 | |
| 992 goto next; | |
| 993 } | |
| 994 } | |
| 995 | |
| 996 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
| 997 "unknown \"%V\" variable", &v[i].name); | |
| 998 | |
| 999 return NGX_ERROR; | |
| 1000 | |
| 1001 next: | |
| 1002 continue; | |
| 1003 } | |
| 1004 | |
| 1005 | |
| 1006 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { | |
| 1007 av = key[n].value; | |
| 1008 | |
| 1009 if (av->flags & NGX_STREAM_VAR_NOHASH) { | |
| 1010 key[n].key.data = NULL; | |
| 1011 } | |
| 1012 } | |
| 1013 | |
| 1014 | |
| 1015 hash.hash = &cmcf->variables_hash; | |
| 1016 hash.key = ngx_hash_key; | |
| 1017 hash.max_size = cmcf->variables_hash_max_size; | |
| 1018 hash.bucket_size = cmcf->variables_hash_bucket_size; | |
| 1019 hash.name = "variables_hash"; | |
| 1020 hash.pool = cf->pool; | |
| 1021 hash.temp_pool = NULL; | |
| 1022 | |
| 1023 if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, | |
| 1024 cmcf->variables_keys->keys.nelts) | |
| 1025 != NGX_OK) | |
| 1026 { | |
| 1027 return NGX_ERROR; | |
| 1028 } | |
| 1029 | |
| 1030 cmcf->variables_keys = NULL; | |
| 1031 | |
| 1032 return NGX_OK; | |
| 1033 } |