Mercurial > hg > nginx
annotate src/http/modules/ngx_http_dav_module.c @ 957:7ea5db4c06cb
recursive DELETE
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 25 Dec 2006 12:38:44 +0000 |
| parents | cba27113c33c |
| children | 01f818c6f7de |
| rev | line source |
|---|---|
| 633 | 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 #define NGX_HTTP_DAV_OFF 2 | |
| 13 | |
| 14 typedef struct { | |
| 15 ngx_uint_t methods; | |
| 637 | 16 ngx_flag_t create_full_put_path; |
| 669 | 17 ngx_uint_t access; |
| 633 | 18 } ngx_http_dav_loc_conf_t; |
| 19 | |
| 20 | |
| 21 static ngx_int_t ngx_http_dav_handler(ngx_http_request_t *r); | |
| 957 | 22 static ngx_int_t ngx_http_dav_no_init(ngx_tree_ctx_t *ctx, |
| 23 ngx_tree_ctx_t *prev); | |
| 24 static ngx_int_t ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path); | |
| 25 static ngx_int_t ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path); | |
| 26 static ngx_int_t ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path); | |
| 633 | 27 static void ngx_http_dav_put_handler(ngx_http_request_t *r); |
| 637 | 28 static ngx_int_t ngx_http_dav_error(ngx_http_request_t *, ngx_err_t err, |
| 29 ngx_int_t not_found, char *failed, u_char *path); | |
| 30 static ngx_int_t ngx_http_dav_location(ngx_http_request_t *r, u_char *path); | |
| 669 | 31 static char *ngx_http_dav_access(ngx_conf_t *cf, ngx_command_t *cmd, |
| 32 void *conf); | |
| 633 | 33 static void *ngx_http_dav_create_loc_conf(ngx_conf_t *cf); |
| 34 static char *ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, | |
| 35 void *parent, void *child); | |
| 681 | 36 static ngx_int_t ngx_http_dav_init(ngx_conf_t *cf); |
| 633 | 37 |
| 38 | |
| 39 static ngx_conf_bitmask_t ngx_http_dav_methods_mask[] = { | |
| 40 { ngx_string("off"), NGX_HTTP_DAV_OFF }, | |
| 41 { ngx_string("put"), NGX_HTTP_PUT }, | |
| 42 { ngx_string("delete"), NGX_HTTP_DELETE }, | |
| 637 | 43 { ngx_string("mkcol"), NGX_HTTP_MKCOL }, |
| 633 | 44 { ngx_null_string, 0 } |
| 45 }; | |
| 46 | |
| 47 | |
| 48 static ngx_command_t ngx_http_dav_commands[] = { | |
| 49 | |
| 50 { ngx_string("dav_methods"), | |
| 51 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, | |
| 52 ngx_conf_set_bitmask_slot, | |
| 53 NGX_HTTP_LOC_CONF_OFFSET, | |
| 54 offsetof(ngx_http_dav_loc_conf_t, methods), | |
| 55 &ngx_http_dav_methods_mask }, | |
| 56 | |
| 637 | 57 { ngx_string("create_full_put_path"), |
| 58 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 59 ngx_conf_set_flag_slot, | |
| 60 NGX_HTTP_LOC_CONF_OFFSET, | |
| 61 offsetof(ngx_http_dav_loc_conf_t, create_full_put_path), | |
| 62 NULL }, | |
| 63 | |
| 669 | 64 { ngx_string("dav_access"), |
| 675 | 65 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
| 669 | 66 ngx_http_dav_access, |
| 67 NGX_HTTP_LOC_CONF_OFFSET, | |
| 68 0, | |
| 69 NULL }, | |
| 70 | |
| 633 | 71 ngx_null_command |
| 72 }; | |
| 73 | |
| 74 | |
| 667 | 75 static ngx_http_module_t ngx_http_dav_module_ctx = { |
| 633 | 76 NULL, /* preconfiguration */ |
| 681 | 77 ngx_http_dav_init, /* postconfiguration */ |
| 633 | 78 |
| 79 NULL, /* create main configuration */ | |
| 80 NULL, /* init main configuration */ | |
| 81 | |
| 82 NULL, /* create server configuration */ | |
| 83 NULL, /* merge server configuration */ | |
| 84 | |
| 85 ngx_http_dav_create_loc_conf, /* create location configuration */ | |
| 86 ngx_http_dav_merge_loc_conf /* merge location configuration */ | |
| 87 }; | |
| 88 | |
| 89 | |
| 90 ngx_module_t ngx_http_dav_module = { | |
| 91 NGX_MODULE_V1, | |
| 92 &ngx_http_dav_module_ctx, /* module context */ | |
| 93 ngx_http_dav_commands, /* module directives */ | |
| 94 NGX_HTTP_MODULE, /* module type */ | |
| 95 NULL, /* init master */ | |
| 681 | 96 NULL, /* init module */ |
| 633 | 97 NULL, /* init process */ |
| 98 NULL, /* init thread */ | |
| 99 NULL, /* exit thread */ | |
| 100 NULL, /* exit process */ | |
| 101 NULL, /* exit master */ | |
| 102 NGX_MODULE_V1_PADDING | |
| 103 }; | |
| 104 | |
| 105 | |
| 106 static ngx_int_t | |
| 107 ngx_http_dav_handler(ngx_http_request_t *r) | |
| 108 { | |
| 637 | 109 char *failed; |
| 773 | 110 size_t root; |
| 633 | 111 ngx_int_t rc; |
| 112 ngx_str_t path; | |
| 957 | 113 ngx_tree_ctx_t tree; |
| 637 | 114 ngx_file_info_t fi; |
|
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parents:
920
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changeset
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115 ngx_table_elt_t *depth; |
| 633 | 116 ngx_http_dav_loc_conf_t *dlcf; |
| 117 | |
| 118 /* TODO: Win32 */ | |
| 119 if (r->zero_in_uri) { | |
| 120 return NGX_DECLINED; | |
| 121 } | |
| 122 | |
| 123 dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); | |
| 124 | |
| 125 if (!(r->method & dlcf->methods)) { | |
| 126 return NGX_DECLINED; | |
| 127 } | |
| 128 | |
| 129 switch (r->method) { | |
| 130 | |
| 131 case NGX_HTTP_PUT: | |
| 132 | |
| 133 if (r->uri.data[r->uri.len - 1] == '/') { | |
| 134 return NGX_DECLINED; | |
| 135 } | |
| 136 | |
| 137 r->request_body_in_file_only = 1; | |
| 138 r->request_body_in_persistent_file = 1; | |
| 139 r->request_body_delete_incomplete_file = 1; | |
| 140 r->request_body_file_group_access = 1; | |
| 637 | 141 r->request_body_file_log_level = 0; |
| 633 | 142 |
| 143 rc = ngx_http_read_client_request_body(r, ngx_http_dav_put_handler); | |
| 144 | |
| 145 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 146 return rc; | |
| 147 } | |
| 148 | |
| 149 return NGX_DONE; | |
| 150 | |
| 151 case NGX_HTTP_DELETE: | |
| 152 | |
| 637 | 153 if (r->headers_in.content_length_n > 0) { |
| 154 return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; | |
| 155 } | |
| 156 | |
| 157 rc = ngx_http_discard_body(r); | |
| 158 | |
| 159 if (rc != NGX_OK && rc != NGX_AGAIN) { | |
| 160 return rc; | |
| 633 | 161 } |
| 162 | |
| 773 | 163 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 633 | 164 |
| 165 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 166 "http delete filename: \"%s\"", path.data); | |
| 167 | |
| 637 | 168 if (ngx_file_info(path.data, &fi) != -1) { |
| 169 | |
| 170 if (ngx_is_dir(&fi)) { | |
| 171 | |
|
921
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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172 if (r->uri.data[r->uri.len - 1] != '/') { |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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173 return NGX_HTTP_BAD_REQUEST; |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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174 } |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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175 |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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176 depth = r->headers_in.depth; |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
177 |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
178 if (depth |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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179 && (depth->value.len != sizeof("infinity") - 1 |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
180 || ngx_strcmp(depth->value.data, "infinity") != 0)) |
| 637 | 181 { |
| 182 return NGX_HTTP_BAD_REQUEST; | |
| 183 } | |
| 184 | |
| 957 | 185 path.len -= 2; |
| 186 | |
| 187 tree.init_handler = ngx_http_dav_no_init; | |
| 188 tree.file_handler = ngx_http_dav_delete_file; | |
| 189 tree.pre_tree_handler = ngx_http_dav_noop; | |
| 190 tree.post_tree_handler = ngx_http_dav_delete_dir; | |
| 191 tree.spec_handler = ngx_http_dav_delete_file; | |
| 192 tree.data = NULL; | |
| 193 tree.size = 0; | |
| 194 tree.log = r->connection->log; | |
| 195 | |
| 196 if (ngx_walk_tree(&tree, &path) == NGX_OK) { | |
| 197 | |
| 198 if (ngx_delete_dir(path.data) != NGX_FILE_ERROR) { | |
| 199 return NGX_HTTP_NO_CONTENT; | |
| 200 } | |
| 201 | |
| 637 | 202 } |
| 203 | |
| 204 failed = ngx_delete_dir_n; | |
| 205 | |
| 206 } else { | |
| 633 | 207 |
| 637 | 208 if (r->uri.data[r->uri.len - 1] == '/') { |
| 209 return NGX_HTTP_BAD_REQUEST; | |
| 210 } | |
| 211 | |
|
921
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
212 depth = r->headers_in.depth; |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
213 |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
214 if (depth |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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215 && depth->value.len == 1 |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
216 && depth->value.data[0] == '1') |
| 637 | 217 { |
| 218 return NGX_HTTP_BAD_REQUEST; | |
| 219 } | |
| 220 | |
| 221 if (ngx_delete_file(path.data) != NGX_FILE_ERROR) { | |
| 222 return NGX_HTTP_NO_CONTENT; | |
| 223 } | |
| 224 | |
| 225 failed = ngx_delete_file_n; | |
| 226 } | |
| 227 | |
| 228 } else { | |
| 229 failed = ngx_file_info_n; | |
| 633 | 230 } |
| 231 | |
| 637 | 232 return ngx_http_dav_error(r, ngx_errno, NGX_HTTP_NOT_FOUND, failed, |
| 233 path.data); | |
| 234 | |
| 235 case NGX_HTTP_MKCOL: | |
| 236 | |
| 237 if (r->uri.data[r->uri.len - 1] != '/') { | |
| 238 return NGX_DECLINED; | |
| 239 } | |
| 240 | |
| 241 if (r->headers_in.content_length_n > 0) { | |
| 242 return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; | |
| 243 } | |
| 244 | |
| 245 rc = ngx_http_discard_body(r); | |
| 246 | |
| 247 if (rc != NGX_OK && rc != NGX_AGAIN) { | |
| 248 return rc; | |
| 249 } | |
| 250 | |
| 773 | 251 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 637 | 252 |
| 253 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 254 "http mkcol path: \"%s\"", path.data); | |
| 255 | |
| 669 | 256 if (ngx_create_dir(path.data, dlcf->access) != NGX_FILE_ERROR) { |
| 637 | 257 if (ngx_http_dav_location(r, path.data) != NGX_OK) { |
| 258 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 259 } | |
| 260 | |
| 261 return NGX_HTTP_CREATED; | |
| 262 } | |
| 263 | |
| 264 return ngx_http_dav_error(r, ngx_errno, NGX_HTTP_CONFLICT, | |
| 265 ngx_create_dir_n, path.data); | |
| 633 | 266 } |
| 267 | |
| 268 return NGX_DECLINED; | |
| 269 } | |
| 270 | |
| 271 | |
| 957 | 272 static ngx_int_t |
| 273 ngx_http_dav_no_init(ngx_tree_ctx_t *ctx, ngx_tree_ctx_t *prev) | |
| 274 { | |
| 275 return NGX_OK; | |
| 276 } | |
| 277 | |
| 278 | |
| 279 static ngx_int_t | |
| 280 ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 281 { | |
| 282 return NGX_OK; | |
| 283 } | |
| 284 | |
| 285 | |
| 286 static ngx_int_t | |
| 287 ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 288 { | |
| 289 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, | |
| 290 "http delete dir: \"%s\"", path->data); | |
| 291 | |
| 292 ngx_delete_dir(path->data); | |
| 293 | |
| 294 return NGX_OK; | |
| 295 } | |
| 296 | |
| 297 | |
| 298 static ngx_int_t | |
| 299 ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 300 { | |
| 301 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, | |
| 302 "http delete file: \"%s\"", path->data); | |
| 303 | |
| 304 ngx_delete_file(path->data); | |
| 305 | |
| 306 return NGX_OK; | |
| 307 } | |
| 308 | |
| 309 | |
| 633 | 310 static void |
| 311 ngx_http_dav_put_handler(ngx_http_request_t *r) | |
| 312 { | |
| 669 | 313 char *failed; |
| 314 u_char *name; | |
| 773 | 315 size_t root; |
| 681 | 316 time_t date; |
| 637 | 317 ngx_err_t err; |
| 318 ngx_str_t *temp, path; | |
| 319 ngx_uint_t status; | |
| 320 ngx_file_info_t fi; | |
| 321 ngx_http_dav_loc_conf_t *dlcf; | |
| 633 | 322 |
| 773 | 323 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 633 | 324 |
| 325 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 326 "http put filename: \"%s\"", path.data); | |
| 327 | |
| 328 temp = &r->request_body->temp_file->file.name; | |
| 329 | |
| 330 if (ngx_file_info(path.data, &fi) == -1) { | |
| 331 status = NGX_HTTP_CREATED; | |
| 332 | |
| 333 } else { | |
| 334 status = NGX_HTTP_NO_CONTENT; | |
| 663 | 335 |
| 336 if (ngx_is_dir(&fi)) { | |
| 337 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EISDIR, | |
| 338 "\"%s\" could not be created", path.data); | |
| 633 | 339 |
| 663 | 340 if (ngx_delete_file(temp->data) == NGX_FILE_ERROR) { |
| 341 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 342 ngx_delete_file_n " \"%s\" failed", | |
| 343 temp->data); | |
| 344 } | |
| 345 | |
| 346 ngx_http_finalize_request(r, NGX_HTTP_CONFLICT); | |
| 347 return; | |
| 661 | 348 } |
| 637 | 349 } |
| 350 | |
| 669 | 351 dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); |
| 352 | |
| 353 #if !(NGX_WIN32) | |
| 354 | |
| 355 if (ngx_change_file_access(temp->data, dlcf->access & ~0111) | |
| 356 == NGX_FILE_ERROR) | |
| 357 { | |
| 358 err = ngx_errno; | |
| 359 failed = ngx_change_file_access_n; | |
| 360 name = temp->data; | |
| 361 | |
| 362 goto failed; | |
| 363 } | |
| 364 | |
| 365 #endif | |
| 366 | |
| 681 | 367 if (r->headers_in.date) { |
| 368 date = ngx_http_parse_time(r->headers_in.date->value.data, | |
| 369 r->headers_in.date->value.len); | |
| 370 | |
| 371 if (date != NGX_ERROR) { | |
| 372 if (ngx_set_file_time(temp->data, | |
| 373 r->request_body->temp_file->file.fd, date) | |
| 374 != NGX_OK) | |
| 375 { | |
| 376 err = ngx_errno; | |
| 377 failed = ngx_set_file_time_n; | |
| 378 name = temp->data; | |
| 379 | |
| 380 goto failed; | |
| 381 } | |
| 382 } | |
| 383 } | |
| 384 | |
| 669 | 385 failed = ngx_rename_file_n; |
| 386 name = path.data; | |
| 387 | |
| 633 | 388 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { |
| 389 goto ok; | |
| 390 } | |
| 391 | |
| 392 err = ngx_errno; | |
| 393 | |
| 637 | 394 if (err == NGX_ENOENT) { |
| 395 | |
| 396 if (dlcf->create_full_put_path) { | |
| 669 | 397 err = ngx_create_full_path(path.data, dlcf->access); |
| 637 | 398 |
| 399 if (err == 0) { | |
| 400 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { | |
| 401 goto ok; | |
| 402 } | |
| 403 | |
| 404 err = ngx_errno; | |
| 405 } | |
| 406 } | |
| 407 } | |
| 408 | |
| 633 | 409 #if (NGX_WIN32) |
| 410 | |
| 411 if (err == NGX_EEXIST) { | |
| 412 if (ngx_win32_rename_file(temp, &path, r->pool) != NGX_ERROR) { | |
| 413 | |
| 414 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { | |
| 415 goto ok; | |
| 416 } | |
| 417 } | |
| 418 | |
| 419 err = ngx_errno; | |
| 420 } | |
| 421 | |
| 681 | 422 #endif |
| 669 | 423 |
| 424 failed: | |
| 425 | |
| 661 | 426 if (ngx_delete_file(temp->data) == NGX_FILE_ERROR) { |
| 427 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 428 ngx_delete_file_n " \"%s\" failed", | |
| 429 temp->data); | |
| 430 } | |
| 431 | |
| 669 | 432 ngx_http_finalize_request(r, |
| 433 ngx_http_dav_error(r, err, NGX_HTTP_CONFLICT, failed, name)); | |
| 434 | |
| 633 | 435 return; |
| 436 | |
| 437 ok: | |
| 438 | |
| 439 if (status == NGX_HTTP_CREATED) { | |
| 637 | 440 if (ngx_http_dav_location(r, path.data) != NGX_OK) { |
| 633 | 441 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 442 return; | |
| 443 } | |
| 639 | 444 |
| 445 r->headers_out.content_length_n = 0; | |
| 633 | 446 } |
| 447 | |
| 448 r->headers_out.status = status; | |
| 449 r->header_only = 1; | |
| 450 | |
| 451 ngx_http_finalize_request(r, ngx_http_send_header(r)); | |
| 452 return; | |
| 453 } | |
| 454 | |
| 455 | |
| 637 | 456 static ngx_int_t |
| 457 ngx_http_dav_error(ngx_http_request_t *r, ngx_err_t err, ngx_int_t not_found, | |
| 458 char *failed, u_char *path) | |
| 459 { | |
| 460 ngx_int_t rc; | |
| 461 ngx_uint_t level; | |
| 462 | |
| 463 if (err == NGX_ENOENT || err == NGX_ENOTDIR || err == NGX_ENAMETOOLONG) { | |
| 464 level = NGX_LOG_ERR; | |
| 465 rc = not_found; | |
| 466 | |
| 467 } else if (err == NGX_EACCES || err == NGX_EPERM) { | |
| 468 level = NGX_LOG_ERR; | |
| 469 rc = NGX_HTTP_FORBIDDEN; | |
| 470 | |
| 471 } else if (err == NGX_EEXIST) { | |
| 472 level = NGX_LOG_ERR; | |
| 473 rc = NGX_HTTP_NOT_ALLOWED; | |
| 474 | |
| 475 } else if (err == NGX_ENOSPC) { | |
| 476 level = NGX_LOG_CRIT; | |
| 477 rc = NGX_HTTP_INSUFFICIENT_STORAGE; | |
| 478 | |
| 479 } else { | |
| 480 level = NGX_LOG_CRIT; | |
| 481 rc = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 482 } | |
| 483 | |
| 484 ngx_log_error(level, r->connection->log, err, | |
| 485 "%s \"%s\" failed", failed, path); | |
| 486 | |
| 487 return rc; | |
| 488 } | |
| 489 | |
| 490 | |
| 491 static ngx_int_t | |
| 492 ngx_http_dav_location(ngx_http_request_t *r, u_char *path) | |
| 493 { | |
| 494 u_char *location; | |
| 495 ngx_http_core_loc_conf_t *clcf; | |
| 496 | |
| 497 r->headers_out.location = ngx_palloc(r->pool, sizeof(ngx_table_elt_t)); | |
| 498 if (r->headers_out.location == NULL) { | |
| 499 return NGX_ERROR; | |
| 500 } | |
| 501 | |
| 502 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 503 | |
| 504 if (!clcf->alias && clcf->root_lengths == NULL) { | |
| 505 location = path + clcf->root.len; | |
| 506 | |
| 507 } else { | |
| 508 location = ngx_palloc(r->pool, r->uri.len); | |
| 509 if (location == NULL) { | |
| 510 return NGX_ERROR; | |
| 511 } | |
| 512 | |
| 513 ngx_memcpy(location, r->uri.data, r->uri.len); | |
| 514 } | |
| 515 | |
| 516 /* | |
| 517 * we do not need to set the r->headers_out.location->hash and | |
| 518 * r->headers_out.location->key fields | |
| 519 */ | |
| 520 | |
| 521 r->headers_out.location->value.len = r->uri.len; | |
| 522 r->headers_out.location->value.data = location; | |
| 523 | |
| 524 return NGX_OK; | |
| 525 } | |
| 526 | |
| 527 | |
| 669 | 528 static char * |
| 529 ngx_http_dav_access(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 530 { | |
| 531 ngx_http_dav_loc_conf_t *lcf = conf; | |
| 532 | |
| 533 u_char *p; | |
| 534 ngx_str_t *value; | |
| 535 ngx_uint_t i, right, shift; | |
| 536 | |
| 537 if (lcf->access != NGX_CONF_UNSET_UINT) { | |
| 538 return "is duplicate"; | |
| 539 } | |
| 540 | |
| 541 value = cf->args->elts; | |
| 542 | |
| 543 lcf->access = 0700; | |
| 544 | |
| 920 | 545 for (i = 1; i < cf->args->nelts; i++) { |
| 669 | 546 |
| 547 p = value[i].data; | |
| 548 | |
| 549 if (ngx_strncmp(p, "user:", sizeof("user:") - 1) == 0) { | |
| 550 shift = 6; | |
| 551 p += sizeof("user:") - 1; | |
| 552 | |
| 553 } else if (ngx_strncmp(p, "group:", sizeof("group:") - 1) == 0) { | |
| 554 shift = 3; | |
| 555 p += sizeof("group:") - 1; | |
| 556 | |
| 557 } else if (ngx_strncmp(p, "all:", sizeof("all:") - 1) == 0) { | |
| 558 shift = 0; | |
| 559 p += sizeof("all:") - 1; | |
| 560 | |
| 561 } else { | |
| 562 goto invalid; | |
| 563 } | |
| 564 | |
| 565 if (ngx_strcmp(p, "rw") == 0) { | |
| 566 right = 7; | |
| 567 | |
| 568 } else if (ngx_strcmp(p, "r") == 0) { | |
| 569 right = 5; | |
| 570 | |
| 571 } else { | |
| 572 goto invalid; | |
| 573 } | |
| 574 | |
| 575 lcf->access += right << shift; | |
| 576 } | |
| 577 | |
| 578 return NGX_CONF_OK; | |
| 579 | |
| 580 invalid: | |
| 581 | |
| 582 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 583 "invalid value \"%V\"", &value[i]); | |
| 584 return NGX_CONF_ERROR; | |
| 585 } | |
| 586 | |
| 587 | |
| 633 | 588 static void * |
| 589 ngx_http_dav_create_loc_conf(ngx_conf_t *cf) | |
| 590 { | |
| 591 ngx_http_dav_loc_conf_t *conf; | |
| 592 | |
| 593 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_dav_loc_conf_t)); | |
| 594 if (conf == NULL) { | |
| 595 return NGX_CONF_ERROR; | |
| 596 } | |
| 597 | |
| 598 /* | |
| 599 * set by ngx_pcalloc(): | |
| 600 * | |
| 601 * conf->methods = 0; | |
| 602 */ | |
| 603 | |
| 637 | 604 conf->create_full_put_path = NGX_CONF_UNSET; |
| 669 | 605 conf->access = NGX_CONF_UNSET_UINT; |
| 637 | 606 |
| 633 | 607 return conf; |
| 608 } | |
| 609 | |
| 610 | |
| 611 static char * | |
| 612 ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 613 { | |
| 614 ngx_http_dav_loc_conf_t *prev = parent; | |
| 615 ngx_http_dav_loc_conf_t *conf = child; | |
| 616 | |
| 617 ngx_conf_merge_bitmask_value(conf->methods, prev->methods, | |
| 637 | 618 (NGX_CONF_BITMASK_SET|NGX_HTTP_DAV_OFF)); |
| 619 | |
| 620 ngx_conf_merge_value(conf->create_full_put_path, prev->create_full_put_path, | |
| 621 0); | |
| 633 | 622 |
| 669 | 623 ngx_conf_merge_uint_value(conf->access, prev->access, 0600); |
| 624 | |
| 633 | 625 return NGX_CONF_OK; |
| 626 } | |
| 627 | |
| 628 | |
| 629 static ngx_int_t | |
| 681 | 630 ngx_http_dav_init(ngx_conf_t *cf) |
| 633 | 631 { |
| 632 ngx_http_handler_pt *h; | |
| 633 ngx_http_core_main_conf_t *cmcf; | |
| 634 | |
| 681 | 635 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
| 633 | 636 |
| 637 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); | |
| 638 if (h == NULL) { | |
| 639 return NGX_ERROR; | |
| 640 } | |
| 641 | |
| 642 *h = ngx_http_dav_handler; | |
| 643 | |
| 644 return NGX_OK; | |
| 645 } |