Mercurial > hg > nginx
annotate src/http/modules/ngx_http_geo_module.c @ 3582:24e7bf1abbe5 stable-0.7
merge r3457:
fix a geo range if the range includes two or more /16 networks
and does not begin at /16 network boundary
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 07 Jun 2010 10:04:13 +0000 |
| parents | f678ea405737 |
| children |
| rev | line source |
|---|---|
| 485 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4 */ | |
| 5 | |
| 6 | |
| 7 #include <ngx_config.h> | |
| 8 #include <ngx_core.h> | |
| 9 #include <ngx_http.h> | |
| 10 | |
| 11 | |
| 12 typedef struct { | |
| 2399 | 13 u_short start; |
| 14 u_short end; | |
| 15 ngx_http_variable_value_t *value; | |
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16 } ngx_http_geo_range_t; |
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17 |
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18 |
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19 typedef struct { |
| 2399 | 20 ngx_http_geo_range_t *ranges; |
| 21 ngx_uint_t n; | |
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22 } ngx_http_geo_low_ranges_t; |
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23 |
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24 |
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25 typedef struct { |
| 2399 | 26 ngx_http_geo_low_ranges_t low[0x10000]; |
| 27 ngx_http_variable_value_t *default_value; | |
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28 } ngx_http_geo_high_ranges_t; |
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29 |
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30 |
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31 typedef struct { |
| 2399 | 32 ngx_http_variable_value_t *value; |
| 33 ngx_str_t *net; | |
| 34 ngx_http_geo_high_ranges_t *high; | |
| 35 ngx_radix_tree_t *tree; | |
| 36 ngx_rbtree_t rbtree; | |
| 37 ngx_rbtree_node_t sentinel; | |
| 3242 | 38 ngx_array_t *proxies; |
| 2399 | 39 ngx_pool_t *pool; |
| 40 ngx_pool_t *temp_pool; | |
| 589 | 41 } ngx_http_geo_conf_ctx_t; |
| 485 | 42 |
| 43 | |
| 2399 | 44 typedef struct { |
| 45 union { | |
| 46 ngx_radix_tree_t *tree; | |
| 47 ngx_http_geo_high_ranges_t *high; | |
| 48 } u; | |
| 49 | |
| 3242 | 50 ngx_array_t *proxies; |
| 51 | |
| 2399 | 52 ngx_int_t index; |
| 53 } ngx_http_geo_ctx_t; | |
| 54 | |
| 55 | |
| 56 static in_addr_t ngx_http_geo_addr(ngx_http_request_t *r, | |
| 57 ngx_http_geo_ctx_t *ctx); | |
| 3242 | 58 static in_addr_t ngx_http_geo_real_addr(ngx_http_request_t *r, |
| 59 ngx_http_geo_ctx_t *ctx); | |
| 485 | 60 static char *ngx_http_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| 61 static char *ngx_http_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf); | |
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62 static char *ngx_http_geo_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
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63 ngx_str_t *value); |
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64 static char *ngx_http_geo_add_range(ngx_conf_t *cf, |
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65 ngx_http_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); |
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66 static ngx_uint_t ngx_http_geo_delete_range(ngx_conf_t *cf, |
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67 ngx_http_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); |
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68 static char *ngx_http_geo_cidr(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
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69 ngx_str_t *value); |
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70 static ngx_http_variable_value_t *ngx_http_geo_value(ngx_conf_t *cf, |
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71 ngx_http_geo_conf_ctx_t *ctx, ngx_str_t *value); |
| 3242 | 72 static char *ngx_http_geo_add_proxy(ngx_conf_t *cf, |
| 73 ngx_http_geo_conf_ctx_t *ctx, ngx_cidr_t *cidr); | |
| 74 static ngx_int_t ngx_http_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, | |
| 75 ngx_cidr_t *cidr); | |
| 485 | 76 |
| 77 | |
| 78 static ngx_command_t ngx_http_geo_commands[] = { | |
| 79 | |
| 80 { ngx_string("geo"), | |
| 2399 | 81 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12, |
| 485 | 82 ngx_http_geo_block, |
| 83 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 84 0, | |
| 85 NULL }, | |
| 86 | |
| 87 ngx_null_command | |
| 88 }; | |
| 89 | |
| 90 | |
| 91 static ngx_http_module_t ngx_http_geo_module_ctx = { | |
| 509 | 92 NULL, /* preconfiguration */ |
| 93 NULL, /* postconfiguration */ | |
| 485 | 94 |
| 95 NULL, /* create main configuration */ | |
| 96 NULL, /* init main configuration */ | |
| 97 | |
| 98 NULL, /* create server configuration */ | |
| 99 NULL, /* merge server configuration */ | |
| 100 | |
| 101 NULL, /* create location configuration */ | |
| 102 NULL /* merge location configuration */ | |
| 103 }; | |
| 104 | |
| 105 | |
| 106 ngx_module_t ngx_http_geo_module = { | |
| 509 | 107 NGX_MODULE_V1, |
| 485 | 108 &ngx_http_geo_module_ctx, /* module context */ |
| 109 ngx_http_geo_commands, /* module directives */ | |
| 110 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 111 NULL, /* init master */ |
| 485 | 112 NULL, /* init module */ |
| 541 | 113 NULL, /* init process */ |
| 114 NULL, /* init thread */ | |
| 115 NULL, /* exit thread */ | |
| 116 NULL, /* exit process */ | |
| 117 NULL, /* exit master */ | |
| 118 NGX_MODULE_V1_PADDING | |
| 485 | 119 }; |
| 120 | |
| 121 | |
| 122 /* AF_INET only */ | |
| 123 | |
| 573 | 124 static ngx_int_t |
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125 ngx_http_geo_cidr_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 573 | 126 uintptr_t data) |
| 485 | 127 { |
| 2399 | 128 ngx_http_geo_ctx_t *ctx = (ngx_http_geo_ctx_t *) data; |
| 485 | 129 |
| 573 | 130 ngx_http_variable_value_t *vv; |
| 485 | 131 |
| 573 | 132 vv = (ngx_http_variable_value_t *) |
| 2399 | 133 ngx_radix32tree_find(ctx->u.tree, ngx_http_geo_addr(r, ctx)); |
| 489 | 134 |
| 573 | 135 *v = *vv; |
| 136 | |
| 2399 | 137 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 138 "http geo: %v", v); | |
| 489 | 139 |
| 573 | 140 return NGX_OK; |
| 485 | 141 } |
| 142 | |
| 143 | |
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144 static ngx_int_t |
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145 ngx_http_geo_range_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
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146 uintptr_t data) |
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147 { |
| 2399 | 148 ngx_http_geo_ctx_t *ctx = (ngx_http_geo_ctx_t *) data; |
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149 |
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150 in_addr_t addr; |
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151 ngx_uint_t i, n; |
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152 ngx_http_geo_range_t *range; |
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153 |
| 2399 | 154 *v = *ctx->u.high->default_value; |
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155 |
| 2399 | 156 addr = ngx_http_geo_addr(r, ctx); |
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157 |
| 2399 | 158 range = ctx->u.high->low[addr >> 16].ranges; |
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159 |
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160 n = addr & 0xffff; |
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161 |
| 2399 | 162 for (i = 0; i < ctx->u.high->low[addr >> 16].n; i++) { |
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163 if (n >= (ngx_uint_t) range[i].start |
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164 && n <= (ngx_uint_t) range[i].end) |
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165 { |
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166 *v = *range[i].value; |
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167 } |
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168 } |
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169 |
| 2399 | 170 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 171 "http geo: %v", v); | |
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172 |
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173 return NGX_OK; |
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174 } |
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175 |
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176 |
| 2399 | 177 static in_addr_t |
| 178 ngx_http_geo_addr(ngx_http_request_t *r, ngx_http_geo_ctx_t *ctx) | |
| 179 { | |
| 3242 | 180 u_char *p, *ip; |
| 181 size_t len; | |
| 182 in_addr_t addr; | |
| 183 ngx_uint_t i, n; | |
| 184 ngx_in_cidr_t *proxies; | |
| 185 ngx_table_elt_t *xfwd; | |
| 186 | |
| 187 addr = ngx_http_geo_real_addr(r, ctx); | |
| 188 | |
| 189 xfwd = r->headers_in.x_forwarded_for; | |
| 190 | |
| 191 if (xfwd == NULL || ctx->proxies == NULL) { | |
| 192 return addr; | |
| 193 } | |
| 194 | |
| 195 proxies = ctx->proxies->elts; | |
| 196 n = ctx->proxies->nelts; | |
| 197 | |
| 198 for (i = 0; i < n; i++) { | |
| 199 if ((addr & proxies[i].mask) == proxies[i].addr) { | |
| 200 | |
| 201 len = xfwd->value.len; | |
| 202 ip = xfwd->value.data; | |
| 203 | |
| 204 for (p = ip + len - 1; p > ip; p--) { | |
| 205 if (*p == ' ' || *p == ',') { | |
| 206 p++; | |
| 207 len -= p - ip; | |
| 208 ip = p; | |
| 209 break; | |
| 210 } | |
| 211 } | |
| 212 | |
| 213 return ntohl(ngx_inet_addr(ip, len)); | |
| 214 } | |
| 215 } | |
| 216 | |
| 217 return addr; | |
| 218 } | |
| 219 | |
| 220 | |
| 221 static in_addr_t | |
| 222 ngx_http_geo_real_addr(ngx_http_request_t *r, ngx_http_geo_ctx_t *ctx) | |
| 223 { | |
| 2399 | 224 struct sockaddr_in *sin; |
| 225 ngx_http_variable_value_t *v; | |
| 226 | |
| 227 if (ctx->index == -1) { | |
| 228 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 229 "http geo started: %V", &r->connection->addr_text); | |
| 230 | |
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231 if (r->connection->sockaddr->sa_family != AF_INET) { |
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232 return 0; |
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233 } |
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234 |
| 2399 | 235 sin = (struct sockaddr_in *) r->connection->sockaddr; |
| 236 return ntohl(sin->sin_addr.s_addr); | |
| 237 } | |
| 238 | |
| 239 v = ngx_http_get_flushed_variable(r, ctx->index); | |
| 240 | |
| 241 if (v == NULL || v->not_found) { | |
| 242 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 243 "http geo not found"); | |
| 244 | |
| 245 return 0; | |
| 246 } | |
| 247 | |
| 248 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 249 "http geo started: %v", v); | |
| 250 | |
| 251 return ntohl(ngx_inet_addr(v->data, v->len)); | |
| 252 } | |
| 253 | |
| 254 | |
| 489 | 255 static char * |
| 256 ngx_http_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 485 | 257 { |
| 589 | 258 char *rv; |
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259 size_t len; |
| 2399 | 260 ngx_str_t *value, name; |
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261 ngx_uint_t i; |
| 589 | 262 ngx_conf_t save; |
| 263 ngx_pool_t *pool; | |
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264 ngx_array_t *a; |
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265 ngx_http_variable_t *var; |
| 2399 | 266 ngx_http_geo_ctx_t *geo; |
| 589 | 267 ngx_http_geo_conf_ctx_t ctx; |
| 485 | 268 |
| 501 | 269 value = cf->args->elts; |
| 270 | |
| 2399 | 271 geo = ngx_palloc(cf->pool, sizeof(ngx_http_geo_ctx_t)); |
| 272 if (geo == NULL) { | |
| 273 return NGX_CONF_ERROR; | |
| 274 } | |
| 275 | |
| 276 name = value[1]; | |
| 277 name.len--; | |
| 278 name.data++; | |
| 279 | |
| 280 if (cf->args->nelts == 3) { | |
| 281 | |
| 282 geo->index = ngx_http_get_variable_index(cf, &name); | |
| 283 if (geo->index == NGX_ERROR) { | |
| 284 return NGX_CONF_ERROR; | |
| 285 } | |
| 286 | |
| 287 name = value[2]; | |
| 288 name.len--; | |
| 289 name.data++; | |
| 290 | |
| 291 } else { | |
| 292 geo->index = -1; | |
| 293 } | |
| 294 | |
| 295 var = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); | |
| 501 | 296 if (var == NULL) { |
| 485 | 297 return NGX_CONF_ERROR; |
| 298 } | |
| 299 | |
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300 pool = ngx_create_pool(16384, cf->log); |
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301 if (pool == NULL) { |
| 485 | 302 return NGX_CONF_ERROR; |
| 303 } | |
| 304 | |
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305 ctx.temp_pool = ngx_create_pool(16384, cf->log); |
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306 if (ctx.temp_pool == NULL) { |
| 485 | 307 return NGX_CONF_ERROR; |
| 308 } | |
| 309 | |
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310 ngx_rbtree_init(&ctx.rbtree, &ctx.sentinel, |
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311 ngx_http_variable_value_rbtree_insert); |
| 485 | 312 |
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313 ctx.high = NULL; |
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314 ctx.tree = NULL; |
| 3242 | 315 ctx.proxies = NULL; |
| 589 | 316 ctx.pool = cf->pool; |
| 485 | 317 |
| 318 save = *cf; | |
| 319 cf->pool = pool; | |
| 589 | 320 cf->ctx = &ctx; |
| 485 | 321 cf->handler = ngx_http_geo; |
| 322 cf->handler_conf = conf; | |
| 323 | |
| 324 rv = ngx_conf_parse(cf, NULL); | |
| 325 | |
| 326 *cf = save; | |
| 327 | |
| 3242 | 328 geo->proxies = ctx.proxies; |
| 329 | |
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330 if (ctx.high) { |
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331 |
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332 for (i = 0; i < 0x10000; i++) { |
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333 a = (ngx_array_t *) ctx.high->low[i].ranges; |
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334 |
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335 if (a == NULL || a->nelts == 0) { |
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336 continue; |
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337 } |
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338 |
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339 ctx.high->low[i].n = a->nelts; |
| 485 | 340 |
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341 len = a->nelts * sizeof(ngx_http_geo_range_t); |
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342 |
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343 ctx.high->low[i].ranges = ngx_palloc(cf->pool, len); |
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344 if (ctx.high->low[i].ranges == NULL ){ |
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345 return NGX_CONF_ERROR; |
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346 } |
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347 |
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348 ngx_memcpy(ctx.high->low[i].ranges, a->elts, len); |
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349 } |
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350 |
| 2399 | 351 geo->u.high = ctx.high; |
| 352 | |
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353 var->get_handler = ngx_http_geo_range_variable; |
| 2399 | 354 var->data = (uintptr_t) geo; |
| 485 | 355 |
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356 ngx_destroy_pool(ctx.temp_pool); |
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357 ngx_destroy_pool(pool); |
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358 |
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359 if (ctx.high->default_value == NULL) { |
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360 ctx.high->default_value = &ngx_http_variable_null_value; |
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361 } |
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362 |
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363 } else { |
|
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364 if (ctx.tree == NULL) { |
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365 ctx.tree = ngx_radix_tree_create(cf->pool, -1); |
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366 if (ctx.tree == NULL) { |
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367 return NGX_CONF_ERROR; |
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368 } |
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369 } |
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370 |
| 2399 | 371 geo->u.tree = ctx.tree; |
| 372 | |
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373 var->get_handler = ngx_http_geo_cidr_variable; |
| 2399 | 374 var->data = (uintptr_t) geo; |
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375 |
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376 ngx_destroy_pool(ctx.temp_pool); |
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377 ngx_destroy_pool(pool); |
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378 |
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379 if (ngx_radix32tree_find(ctx.tree, 0) != NGX_RADIX_NO_VALUE) { |
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380 return rv; |
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381 } |
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382 |
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383 if (ngx_radix32tree_insert(ctx.tree, 0, 0, |
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384 (uintptr_t) &ngx_http_variable_null_value) |
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385 == NGX_ERROR) |
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|
386 { |
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387 return NGX_CONF_ERROR; |
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388 } |
| 485 | 389 } |
| 390 | |
| 391 return rv; | |
| 392 } | |
| 393 | |
| 394 | |
| 489 | 395 static char * |
| 396 ngx_http_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) | |
| 485 | 397 { |
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398 char *rv; |
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399 ngx_str_t *value, file; |
| 3242 | 400 ngx_cidr_t cidr; |
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401 ngx_http_geo_conf_ctx_t *ctx; |
| 485 | 402 |
| 589 | 403 ctx = cf->ctx; |
| 485 | 404 |
|
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405 value = cf->args->elts; |
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|
406 |
|
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|
407 if (cf->args->nelts == 1) { |
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|
408 |
|
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|
409 if (ngx_strcmp(value[0].data, "ranges") == 0) { |
|
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|
410 |
|
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|
411 if (ctx->tree) { |
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|
412 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
413 "the \"ranges\" directive must be " |
|
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|
414 "the first directive inside \"geo\" block"); |
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|
415 goto failed; |
|
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|
416 } |
|
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|
417 |
|
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|
418 ctx->high = ngx_pcalloc(ctx->pool, |
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|
419 sizeof(ngx_http_geo_high_ranges_t)); |
|
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|
420 if (ctx->high == NULL) { |
|
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|
421 goto failed; |
|
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|
422 } |
|
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|
423 |
|
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|
424 rv = NGX_CONF_OK; |
|
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|
425 |
|
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|
426 goto done; |
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|
427 } |
|
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|
428 } |
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|
429 |
| 485 | 430 if (cf->args->nelts != 2) { |
| 431 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 432 "invalid number of the geo parameters"); | |
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433 goto failed; |
| 485 | 434 } |
| 435 | |
|
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|
436 if (ngx_strcmp(value[0].data, "include") == 0) { |
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|
437 |
|
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|
438 file.len = value[1].len++; |
| 485 | 439 |
|
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|
440 file.data = ngx_pstrdup(ctx->temp_pool, &value[1]); |
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|
441 if (file.data == NULL) { |
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|
442 goto failed; |
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|
443 } |
| 485 | 444 |
|
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|
445 if (ngx_conf_full_name(cf->cycle, &file, 1) != NGX_OK){ |
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|
446 goto failed; |
| 485 | 447 } |
| 448 | |
| 449 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); | |
| 450 | |
|
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451 rv = ngx_conf_parse(cf, &file); |
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|
452 |
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|
453 goto done; |
| 3242 | 454 |
| 455 } else if (ngx_strcmp(value[0].data, "proxy") == 0) { | |
| 456 | |
| 457 if (ngx_http_geo_cidr_value(cf, &value[1], &cidr) != NGX_OK) { | |
| 458 goto failed; | |
| 459 } | |
| 460 | |
| 461 rv = ngx_http_geo_add_proxy(cf, ctx, &cidr); | |
| 462 | |
| 463 goto done; | |
|
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|
464 } |
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|
465 |
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|
466 if (ctx->high) { |
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|
467 rv = ngx_http_geo_range(cf, ctx, value); |
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|
468 |
|
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|
469 } else { |
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|
470 rv = ngx_http_geo_cidr(cf, ctx, value); |
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|
471 } |
|
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|
472 |
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|
473 done: |
|
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|
474 |
|
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parents:
2334
diff
changeset
|
475 ngx_reset_pool(cf->pool); |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
476 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
477 return rv; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
478 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
479 failed: |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
480 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
481 ngx_reset_pool(cf->pool); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
482 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
483 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
484 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
485 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
486 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
487 static char * |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
488 ngx_http_geo_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
489 ngx_str_t *value) |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
490 { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
491 u_char *p, *last; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
492 in_addr_t start, end; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
493 ngx_str_t *net; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
494 ngx_uint_t del; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
495 ngx_http_variable_value_t *old; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
496 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
497 if (ngx_strcmp(value[0].data, "default") == 0) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
498 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
499 old = ctx->high->default_value; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
500 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
501 ctx->high->default_value = ngx_http_geo_value(cf, ctx, &value[1]); |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
502 if (ctx->high->default_value == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
503 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
504 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
505 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
506 if (old) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
507 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
508 "duplicate range \"%V\", value: \"%v\", old value: \"%v\"", |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
509 &value[0], ctx->high->default_value, old); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
510 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
511 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
512 return NGX_CONF_OK; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
513 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
514 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
515 if (ngx_strcmp(value[0].data, "delete") == 0) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
516 net = &value[1]; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
517 del = 1; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
518 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
519 } else { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
520 net = &value[0]; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
521 del = 0; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
522 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
523 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
524 last = net->data + net->len; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
525 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
526 p = ngx_strlchr(net->data, last, '-'); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
527 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
528 if (p == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
529 goto invalid; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
530 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
531 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
532 start = ngx_inet_addr(net->data, p - net->data); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
533 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
534 if (start == INADDR_NONE) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
535 goto invalid; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
536 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
537 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
538 start = ntohl(start); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
539 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
540 p++; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
541 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
542 end = ngx_inet_addr(p, last - p); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
543 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
544 if (end == INADDR_NONE) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
545 goto invalid; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
546 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
547 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
548 end = ntohl(end); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
549 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
550 if (start > end) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
551 goto invalid; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
552 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
553 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
554 if (del) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
555 if (ngx_http_geo_delete_range(cf, ctx, start, end)) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
556 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
557 "no address range \"%V\" to delete", net); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
558 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
559 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
560 return NGX_CONF_OK; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
561 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
562 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
563 ctx->value = ngx_http_geo_value(cf, ctx, &value[1]); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
564 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
565 if (ctx->value == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
566 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
567 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
568 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
569 ctx->net = net; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
570 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
571 return ngx_http_geo_add_range(cf, ctx, start, end); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
572 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
573 invalid: |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
574 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
575 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid range \"%V\"", net); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
576 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
577 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
578 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
579 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
580 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
581 /* the add procedure is optimized to add a growing up sequence */ |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
582 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
583 static char * |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
584 ngx_http_geo_add_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
585 in_addr_t start, in_addr_t end) |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
586 { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
587 in_addr_t n; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
588 ngx_uint_t h, i, s, e; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
589 ngx_array_t *a; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
590 ngx_http_geo_range_t *range; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
591 |
| 3582 | 592 for (n = start; n <= end; n = (n + 0x10000) & 0xffff0000) { |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
593 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
594 h = n >> 16; |
|
2447
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
595 |
|
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
596 if (n == start) { |
|
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
597 s = n & 0xffff; |
|
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
598 } else { |
|
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
599 s = 0; |
|
3d868fc44879
fix range start for ranges those spread in two or more slots
Igor Sysoev <igor@sysoev.ru>
parents:
2442
diff
changeset
|
600 } |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
601 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
602 if ((n | 0xffff) > end) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
603 e = end & 0xffff; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
604 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
605 } else { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
606 e = 0xffff; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
607 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
608 |
|
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*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
609 a = (ngx_array_t *) ctx->high->low[h].ranges; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
610 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
611 if (a == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
612 a = ngx_array_create(ctx->temp_pool, 64, |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
613 sizeof(ngx_http_geo_range_t)); |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
614 if (a == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
615 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
616 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
617 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
618 ctx->high->low[h].ranges = (ngx_http_geo_range_t *) a; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
619 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
620 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
621 i = a->nelts; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
622 range = a->elts; |
|
22d2b6609853
*) descrease geo configuration memory usage
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diff
changeset
|
623 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
624 while (i) { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
625 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
626 i--; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
627 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
628 if (e < (ngx_uint_t) range[i].start) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
629 continue; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
630 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
631 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
632 if (s > (ngx_uint_t) range[i].end) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
633 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
634 /* add after the range */ |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
635 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
636 range = ngx_array_push(a); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
637 if (range == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
638 return NGX_CONF_ERROR; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
639 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
640 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
641 range = a->elts; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
642 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
643 ngx_memcpy(&range[i + 2], &range[i + 1], |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
644 (a->nelts - 2 - i) * sizeof(ngx_http_geo_range_t)); |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
645 |
| 2442 | 646 range[i + 1].start = (u_short) s; |
| 647 range[i + 1].end = (u_short) e; | |
| 648 range[i + 1].value = ctx->value; | |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
649 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
650 goto next; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
651 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
652 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
653 if (s == (ngx_uint_t) range[i].start |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
654 && e == (ngx_uint_t) range[i].end) |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
655 { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
656 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
657 "duplicate range \"%V\", value: \"%v\", old value: \"%v\"", |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
658 ctx->net, ctx->value, range[i].value); |
| 2442 | 659 |
| 660 range[i].value = ctx->value; | |
| 661 | |
| 662 goto next; | |
| 663 } | |
| 664 | |
| 665 if (s > (ngx_uint_t) range[i].start | |
| 666 && e < (ngx_uint_t) range[i].end) | |
| 667 { | |
| 668 /* split the range and insert the new one */ | |
| 669 | |
| 670 range = ngx_array_push(a); | |
| 671 if (range == NULL) { | |
| 672 return NGX_CONF_ERROR; | |
| 673 } | |
| 674 | |
| 675 range = ngx_array_push(a); | |
| 676 if (range == NULL) { | |
| 677 return NGX_CONF_ERROR; | |
| 678 } | |
| 679 | |
| 680 range = a->elts; | |
| 681 | |
| 682 ngx_memcpy(&range[i + 3], &range[i + 1], | |
| 683 (a->nelts - 3 - i) * sizeof(ngx_http_geo_range_t)); | |
| 684 | |
| 685 range[i + 2].start = (u_short) (e + 1); | |
| 686 range[i + 2].end = range[i].end; | |
| 687 range[i + 2].value = range[i].value; | |
| 688 | |
|
2452
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
689 range[i + 1].start = (u_short) s; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
690 range[i + 1].end = (u_short) e; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
691 range[i + 1].value = ctx->value; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
692 |
| 2442 | 693 range[i].end = (u_short) (s - 1); |
| 694 | |
|
2452
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
695 goto next; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
696 } |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
697 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
698 if (s == (ngx_uint_t) range[i].start |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
699 && e < (ngx_uint_t) range[i].end) |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
700 { |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
701 /* shift the range start and insert the new range */ |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
702 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
703 range = ngx_array_push(a); |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
704 if (range == NULL) { |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
705 return NGX_CONF_ERROR; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
706 } |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
707 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
708 range = a->elts; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
709 |
|
2457
1aff348d9aa8
fix segfault when geo range replaces starting part of another range
Igor Sysoev <igor@sysoev.ru>
parents:
2452
diff
changeset
|
710 ngx_memcpy(&range[i + 1], &range[i], |
|
1aff348d9aa8
fix segfault when geo range replaces starting part of another range
Igor Sysoev <igor@sysoev.ru>
parents:
2452
diff
changeset
|
711 (a->nelts - 1 - i) * sizeof(ngx_http_geo_range_t)); |
|
2452
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
712 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
713 range[i + 1].start = (u_short) (e + 1); |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
714 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
715 range[i].start = (u_short) s; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
716 range[i].end = (u_short) e; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
717 range[i].value = ctx->value; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
718 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
719 goto next; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
720 } |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
721 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
722 if (s > (ngx_uint_t) range[i].start |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
723 && e == (ngx_uint_t) range[i].end) |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
724 { |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
725 /* shift the range end and insert the new range */ |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
726 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
727 range = ngx_array_push(a); |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
728 if (range == NULL) { |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
729 return NGX_CONF_ERROR; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
730 } |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
731 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
732 range = a->elts; |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
733 |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
734 ngx_memcpy(&range[i + 2], &range[i + 1], |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
735 (a->nelts - 2 - i) * sizeof(ngx_http_geo_range_t)); |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
736 |
| 2442 | 737 range[i + 1].start = (u_short) s; |
| 738 range[i + 1].end = (u_short) e; | |
| 739 range[i + 1].value = ctx->value; | |
| 740 | |
|
2452
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
741 range[i].end = (u_short) (s - 1); |
|
95f078e7d743
allow insertion range if its start or end is the same as existent one
Igor Sysoev <igor@sysoev.ru>
parents:
2451
diff
changeset
|
742 |
| 2442 | 743 goto next; |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
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diff
changeset
|
744 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
745 |
| 2448 | 746 s = (ngx_uint_t) range[i].start; |
| 747 e = (ngx_uint_t) range[i].end; | |
| 748 | |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
749 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2448 | 750 "range \"%V\" overlaps \"%d.%d.%d.%d-%d.%d.%d.%d\"", |
| 751 ctx->net, | |
| 752 h >> 8, h & 0xff, s >> 8, s & 0xff, | |
| 753 h >> 8, h & 0xff, e >> 8, e & 0xff); | |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
754 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
755 return NGX_CONF_ERROR; |
|
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parents:
2334
diff
changeset
|
756 } |
|
22d2b6609853
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parents:
2334
diff
changeset
|
757 |
|
22d2b6609853
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parents:
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diff
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|
758 /* add the first range */ |
|
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parents:
2334
diff
changeset
|
759 |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
760 range = ngx_array_push(a); |
|
22d2b6609853
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diff
changeset
|
761 if (range == NULL) { |
|
22d2b6609853
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diff
changeset
|
762 return NGX_CONF_ERROR; |
|
22d2b6609853
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parents:
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diff
changeset
|
763 } |
|
22d2b6609853
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parents:
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diff
changeset
|
764 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
765 range->start = (u_short) s; |
|
22d2b6609853
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parents:
2334
diff
changeset
|
766 range->end = (u_short) e; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
767 range->value = ctx->value; |
| 2442 | 768 |
| 769 next: | |
| 770 | |
| 771 continue; | |
|
2340
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parents:
2334
diff
changeset
|
772 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
773 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
774 return NGX_CONF_OK; |
|
22d2b6609853
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parents:
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diff
changeset
|
775 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
776 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
777 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
778 static ngx_uint_t |
|
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parents:
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diff
changeset
|
779 ngx_http_geo_delete_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
|
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parents:
2334
diff
changeset
|
780 in_addr_t start, in_addr_t end) |
|
22d2b6609853
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diff
changeset
|
781 { |
|
22d2b6609853
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diff
changeset
|
782 in_addr_t n; |
|
22d2b6609853
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diff
changeset
|
783 ngx_uint_t h, i, s, e, warn; |
|
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parents:
2334
diff
changeset
|
784 ngx_array_t *a; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
785 ngx_http_geo_range_t *range; |
|
22d2b6609853
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parents:
2334
diff
changeset
|
786 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
787 warn = 0; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
788 |
| 2451 | 789 for (n = start; n <= end; n += 0x10000) { |
|
2340
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parents:
2334
diff
changeset
|
790 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
791 h = n >> 16; |
|
2449
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
792 |
|
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
793 if (n == start) { |
|
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
794 s = n & 0xffff; |
|
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
795 } else { |
|
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
796 s = 0; |
|
450a277dad48
repeat r2448 for range deletion
Igor Sysoev <igor@sysoev.ru>
parents:
2448
diff
changeset
|
797 } |
|
2340
22d2b6609853
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diff
changeset
|
798 |
|
22d2b6609853
*) descrease geo configuration memory usage
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2334
diff
changeset
|
799 if ((n | 0xffff) > end) { |
|
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parents:
2334
diff
changeset
|
800 e = end & 0xffff; |
|
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parents:
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diff
changeset
|
801 |
|
22d2b6609853
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diff
changeset
|
802 } else { |
|
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parents:
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diff
changeset
|
803 e = 0xffff; |
|
22d2b6609853
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parents:
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diff
changeset
|
804 } |
|
22d2b6609853
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diff
changeset
|
805 |
|
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*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
806 a = (ngx_array_t *) ctx->high->low[h].ranges; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
807 |
|
22d2b6609853
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parents:
2334
diff
changeset
|
808 if (a == NULL) { |
|
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*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
809 warn = 1; |
|
22d2b6609853
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parents:
2334
diff
changeset
|
810 continue; |
|
22d2b6609853
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parents:
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diff
changeset
|
811 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
812 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
813 range = a->elts; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
814 for (i = 0; i < a->nelts; i++) { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
815 |
|
22d2b6609853
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parents:
2334
diff
changeset
|
816 if (s == (ngx_uint_t) range[i].start |
|
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*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
817 && e == (ngx_uint_t) range[i].end) |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
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2334
diff
changeset
|
818 { |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
819 ngx_memcpy(&range[i], &range[i + 1], |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
820 (a->nelts - 1 - i) * sizeof(ngx_http_geo_range_t)); |
| 2450 | 821 |
| 822 a->nelts--; | |
| 823 | |
|
2340
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
824 break; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
825 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
826 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
827 if (s != (ngx_uint_t) range[i].start |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
828 && e != (ngx_uint_t) range[i].end) |
|
22d2b6609853
*) descrease geo configuration memory usage
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2334
diff
changeset
|
829 { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
830 continue; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
831 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
832 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
833 warn = 1; |
|
22d2b6609853
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parents:
2334
diff
changeset
|
834 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
835 } |
|
22d2b6609853
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parents:
2334
diff
changeset
|
836 |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
837 return warn; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
838 } |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
839 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
840 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
841 static char * |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
842 ngx_http_geo_cidr(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
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diff
changeset
|
843 ngx_str_t *value) |
|
22d2b6609853
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parents:
2334
diff
changeset
|
844 { |
|
22d2b6609853
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parents:
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diff
changeset
|
845 ngx_int_t rc, del; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
846 ngx_str_t *net; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
847 ngx_uint_t i; |
|
2537
a472d954c534
prepare ngx_ptocidr() for IPv6
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
848 ngx_cidr_t cidr; |
|
2340
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
849 ngx_http_variable_value_t *val, *old; |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
850 |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
851 if (ctx->tree == NULL) { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
852 ctx->tree = ngx_radix_tree_create(ctx->pool, -1); |
|
22d2b6609853
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parents:
2334
diff
changeset
|
853 if (ctx->tree == NULL) { |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
854 return NGX_CONF_ERROR; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
855 } |
| 485 | 856 } |
| 857 | |
| 858 if (ngx_strcmp(value[0].data, "default") == 0) { | |
|
2537
a472d954c534
prepare ngx_ptocidr() for IPv6
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
859 cidr.u.in.addr = 0; |
|
a472d954c534
prepare ngx_ptocidr() for IPv6
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
changeset
|
860 cidr.u.in.mask = 0; |
|
2340
22d2b6609853
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parents:
2334
diff
changeset
|
861 net = &value[0]; |
| 485 | 862 |
| 863 } else { | |
|
2340
22d2b6609853
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diff
changeset
|
864 if (ngx_strcmp(value[0].data, "delete") == 0) { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
865 net = &value[1]; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
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2334
diff
changeset
|
866 del = 1; |
|
22d2b6609853
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parents:
2334
diff
changeset
|
867 |
|
22d2b6609853
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parents:
2334
diff
changeset
|
868 } else { |
|
22d2b6609853
*) descrease geo configuration memory usage
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parents:
2334
diff
changeset
|
869 net = &value[0]; |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
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2334
diff
changeset
|
870 del = 0; |
|
22d2b6609853
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Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
871 } |
|
22d2b6609853
*) descrease geo configuration memory usage
Igor Sysoev <igor@sysoev.ru>
parents:
2334
diff
changeset
|
872 |
| 3242 | 873 if (ngx_http_geo_cidr_value(cf, net, &cidr) != NGX_OK) { |
| 874 return NGX_CONF_ERROR; | |
|
1380
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1352
diff
changeset
|
875 } |
|
b590a528fd41
ignore meaningless bits in CIDR and warn about them
Igor Sysoev <igor@sysoev.ru>
parents:
1352
diff
changeset
|
876 |
|
2340
22d2b6609853
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parents:
2334
diff
changeset
|
877 if (del) { |
|
2537
a472d954c534
prepare ngx_ptocidr() for IPv6
Igor Sysoev <igor@sysoev.ru>
parents:
2512
diff
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|
878 if (ngx_radix32tree_delete(ctx->tree, cidr.u.in.addr, |
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879 cidr.u.in.mask) |
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880 != NGX_OK) |
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881 { |
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882 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
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883 "no network \"%V\" to delete", net); |
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884 } |
| 2365 | 885 |
| 886 return NGX_CONF_OK; | |
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887 } |
| 485 | 888 } |
| 889 | |
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890 val = ngx_http_geo_value(cf, ctx, &value[1]); |
| 485 | 891 |
|
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892 if (val == NULL) { |
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893 return NGX_CONF_ERROR; |
| 485 | 894 } |
| 895 | |
| 553 | 896 for (i = 2; i; i--) { |
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897 rc = ngx_radix32tree_insert(ctx->tree, cidr.u.in.addr, cidr.u.in.mask, |
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898 (uintptr_t) val); |
| 553 | 899 if (rc == NGX_OK) { |
| 900 return NGX_CONF_OK; | |
| 901 } | |
| 902 | |
| 903 if (rc == NGX_ERROR) { | |
| 904 return NGX_CONF_ERROR; | |
| 905 } | |
| 906 | |
| 907 /* rc == NGX_BUSY */ | |
| 908 | |
|
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909 old = (ngx_http_variable_value_t *) |
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910 ngx_radix32tree_find(ctx->tree, cidr.u.in.addr & cidr.u.in.mask); |
| 553 | 911 |
| 912 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
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913 "duplicate network \"%V\", value: \"%v\", old value: \"%v\"", |
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914 net, val, old); |
| 553 | 915 |
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916 rc = ngx_radix32tree_delete(ctx->tree, cidr.u.in.addr, cidr.u.in.mask); |
| 553 | 917 |
| 918 if (rc == NGX_ERROR) { | |
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919 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid radix tree"); |
| 553 | 920 return NGX_CONF_ERROR; |
| 921 } | |
| 485 | 922 } |
| 923 | |
| 553 | 924 return NGX_CONF_ERROR; |
| 485 | 925 } |
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926 |
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927 |
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928 static ngx_http_variable_value_t * |
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929 ngx_http_geo_value(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, |
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930 ngx_str_t *value) |
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931 { |
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932 uint32_t hash; |
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933 ngx_http_variable_value_t *val; |
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934 ngx_http_variable_value_node_t *vvn; |
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935 |
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936 hash = ngx_crc32_long(value->data, value->len); |
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937 |
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938 val = ngx_http_variable_value_lookup(&ctx->rbtree, value, hash); |
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939 |
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940 if (val) { |
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941 return val; |
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942 } |
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943 |
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944 val = ngx_palloc(ctx->pool, sizeof(ngx_http_variable_value_t)); |
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945 if (val == NULL) { |
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946 return NULL; |
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947 } |
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948 |
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949 val->len = value->len; |
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950 val->data = ngx_pstrdup(ctx->pool, value); |
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951 if (val->data == NULL) { |
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952 return NULL; |
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953 } |
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954 |
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955 val->valid = 1; |
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956 val->no_cacheable = 0; |
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957 val->not_found = 0; |
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958 |
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959 vvn = ngx_palloc(ctx->temp_pool, sizeof(ngx_http_variable_value_node_t)); |
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960 if (vvn == NULL) { |
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961 return NULL; |
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962 } |
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963 |
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964 vvn->node.key = hash; |
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965 vvn->len = val->len; |
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966 vvn->value = val; |
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967 |
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968 ngx_rbtree_insert(&ctx->rbtree, &vvn->node); |
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969 |
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970 return val; |
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971 } |
| 3242 | 972 |
| 973 | |
| 974 static char * | |
| 975 ngx_http_geo_add_proxy(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, | |
| 976 ngx_cidr_t *cidr) | |
| 977 { | |
| 978 ngx_in_cidr_t *c; | |
| 979 | |
| 980 if (ctx->proxies == NULL) { | |
| 981 ctx->proxies = ngx_array_create(ctx->pool, 4, sizeof(ngx_in_cidr_t)); | |
| 982 if (ctx->proxies == NULL) { | |
| 983 return NGX_CONF_ERROR; | |
| 984 } | |
| 985 } | |
| 986 | |
| 987 c = ngx_array_push(ctx->proxies); | |
| 988 if (c == NULL) { | |
| 989 return NGX_CONF_ERROR; | |
| 990 } | |
| 991 | |
| 992 c->addr = cidr->u.in.addr; | |
| 993 c->mask = cidr->u.in.mask; | |
| 994 | |
| 995 return NGX_CONF_OK; | |
| 996 } | |
| 997 | |
| 998 | |
| 999 static ngx_int_t | |
| 1000 ngx_http_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr) | |
| 1001 { | |
| 1002 ngx_int_t rc; | |
| 1003 | |
| 1004 if (ngx_strcmp(net->data, "255.255.255.255") == 0) { | |
| 1005 cidr->u.in.addr = 0xffffffff; | |
| 1006 cidr->u.in.mask = 0xffffffff; | |
| 1007 | |
| 1008 return NGX_OK; | |
| 1009 } | |
| 1010 | |
| 1011 rc = ngx_ptocidr(net, cidr); | |
| 1012 | |
| 1013 if (rc == NGX_ERROR) { | |
| 1014 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net); | |
| 1015 return NGX_ERROR; | |
| 1016 } | |
| 1017 | |
| 1018 if (cidr->family != AF_INET) { | |
| 1019 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "\"geo\" supports IPv4 only"); | |
| 1020 return NGX_ERROR; | |
| 1021 } | |
| 1022 | |
| 1023 if (rc == NGX_DONE) { | |
| 1024 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 1025 "low address bits of %V are meaningless", net); | |
| 1026 } | |
| 1027 | |
| 1028 cidr->u.in.addr = ntohl(cidr->u.in.addr); | |
| 1029 cidr->u.in.mask = ntohl(cidr->u.in.mask); | |
| 1030 | |
| 1031 return NGX_OK; | |
| 1032 } |