Mercurial > hg > nginx
annotate src/http/modules/ngx_http_dav_module.c @ 1058:01f818c6f7de
add size, access, and mtime to ngx_walk_tree()
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 18 Jan 2007 21:04:31 +0000 |
| parents | 7ea5db4c06cb |
| children | 8e5c032e7855 |
| 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); | |
|
1058
01f818c6f7de
add size, access, and mtime to ngx_walk_tree()
Igor Sysoev <igor@sysoev.ru>
parents:
957
diff
changeset
|
22 static ngx_int_t ngx_http_dav_no_init(void *ctx, void *prev); |
| 957 | 23 static ngx_int_t ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path); |
| 24 static ngx_int_t ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path); | |
| 25 static ngx_int_t ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path); | |
| 633 | 26 static void ngx_http_dav_put_handler(ngx_http_request_t *r); |
| 637 | 27 static ngx_int_t ngx_http_dav_error(ngx_http_request_t *, ngx_err_t err, |
| 28 ngx_int_t not_found, char *failed, u_char *path); | |
| 29 static ngx_int_t ngx_http_dav_location(ngx_http_request_t *r, u_char *path); | |
| 669 | 30 static char *ngx_http_dav_access(ngx_conf_t *cf, ngx_command_t *cmd, |
| 31 void *conf); | |
| 633 | 32 static void *ngx_http_dav_create_loc_conf(ngx_conf_t *cf); |
| 33 static char *ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, | |
| 34 void *parent, void *child); | |
| 681 | 35 static ngx_int_t ngx_http_dav_init(ngx_conf_t *cf); |
| 633 | 36 |
| 37 | |
| 38 static ngx_conf_bitmask_t ngx_http_dav_methods_mask[] = { | |
| 39 { ngx_string("off"), NGX_HTTP_DAV_OFF }, | |
| 40 { ngx_string("put"), NGX_HTTP_PUT }, | |
| 41 { ngx_string("delete"), NGX_HTTP_DELETE }, | |
| 637 | 42 { ngx_string("mkcol"), NGX_HTTP_MKCOL }, |
| 633 | 43 { ngx_null_string, 0 } |
| 44 }; | |
| 45 | |
| 46 | |
| 47 static ngx_command_t ngx_http_dav_commands[] = { | |
| 48 | |
| 49 { ngx_string("dav_methods"), | |
| 50 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, | |
| 51 ngx_conf_set_bitmask_slot, | |
| 52 NGX_HTTP_LOC_CONF_OFFSET, | |
| 53 offsetof(ngx_http_dav_loc_conf_t, methods), | |
| 54 &ngx_http_dav_methods_mask }, | |
| 55 | |
| 637 | 56 { ngx_string("create_full_put_path"), |
| 57 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 58 ngx_conf_set_flag_slot, | |
| 59 NGX_HTTP_LOC_CONF_OFFSET, | |
| 60 offsetof(ngx_http_dav_loc_conf_t, create_full_put_path), | |
| 61 NULL }, | |
| 62 | |
| 669 | 63 { ngx_string("dav_access"), |
| 675 | 64 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
| 669 | 65 ngx_http_dav_access, |
| 66 NGX_HTTP_LOC_CONF_OFFSET, | |
| 67 0, | |
| 68 NULL }, | |
| 69 | |
| 633 | 70 ngx_null_command |
| 71 }; | |
| 72 | |
| 73 | |
| 667 | 74 static ngx_http_module_t ngx_http_dav_module_ctx = { |
| 633 | 75 NULL, /* preconfiguration */ |
| 681 | 76 ngx_http_dav_init, /* postconfiguration */ |
| 633 | 77 |
| 78 NULL, /* create main configuration */ | |
| 79 NULL, /* init main configuration */ | |
| 80 | |
| 81 NULL, /* create server configuration */ | |
| 82 NULL, /* merge server configuration */ | |
| 83 | |
| 84 ngx_http_dav_create_loc_conf, /* create location configuration */ | |
| 85 ngx_http_dav_merge_loc_conf /* merge location configuration */ | |
| 86 }; | |
| 87 | |
| 88 | |
| 89 ngx_module_t ngx_http_dav_module = { | |
| 90 NGX_MODULE_V1, | |
| 91 &ngx_http_dav_module_ctx, /* module context */ | |
| 92 ngx_http_dav_commands, /* module directives */ | |
| 93 NGX_HTTP_MODULE, /* module type */ | |
| 94 NULL, /* init master */ | |
| 681 | 95 NULL, /* init module */ |
| 633 | 96 NULL, /* init process */ |
| 97 NULL, /* init thread */ | |
| 98 NULL, /* exit thread */ | |
| 99 NULL, /* exit process */ | |
| 100 NULL, /* exit master */ | |
| 101 NGX_MODULE_V1_PADDING | |
| 102 }; | |
| 103 | |
| 104 | |
| 105 static ngx_int_t | |
| 106 ngx_http_dav_handler(ngx_http_request_t *r) | |
| 107 { | |
| 637 | 108 char *failed; |
| 773 | 109 size_t root; |
| 633 | 110 ngx_int_t rc; |
| 111 ngx_str_t path; | |
| 957 | 112 ngx_tree_ctx_t tree; |
| 637 | 113 ngx_file_info_t fi; |
|
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DELETE may not have the "Depth" header
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parents:
920
diff
changeset
|
114 ngx_table_elt_t *depth; |
| 633 | 115 ngx_http_dav_loc_conf_t *dlcf; |
| 116 | |
| 117 /* TODO: Win32 */ | |
| 118 if (r->zero_in_uri) { | |
| 119 return NGX_DECLINED; | |
| 120 } | |
| 121 | |
| 122 dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); | |
| 123 | |
| 124 if (!(r->method & dlcf->methods)) { | |
| 125 return NGX_DECLINED; | |
| 126 } | |
| 127 | |
| 128 switch (r->method) { | |
| 129 | |
| 130 case NGX_HTTP_PUT: | |
| 131 | |
| 132 if (r->uri.data[r->uri.len - 1] == '/') { | |
| 133 return NGX_DECLINED; | |
| 134 } | |
| 135 | |
| 136 r->request_body_in_file_only = 1; | |
| 137 r->request_body_in_persistent_file = 1; | |
| 138 r->request_body_delete_incomplete_file = 1; | |
| 139 r->request_body_file_group_access = 1; | |
| 637 | 140 r->request_body_file_log_level = 0; |
| 633 | 141 |
| 142 rc = ngx_http_read_client_request_body(r, ngx_http_dav_put_handler); | |
| 143 | |
| 144 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 145 return rc; | |
| 146 } | |
| 147 | |
| 148 return NGX_DONE; | |
| 149 | |
| 150 case NGX_HTTP_DELETE: | |
| 151 | |
| 637 | 152 if (r->headers_in.content_length_n > 0) { |
| 153 return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; | |
| 154 } | |
| 155 | |
| 156 rc = ngx_http_discard_body(r); | |
| 157 | |
| 158 if (rc != NGX_OK && rc != NGX_AGAIN) { | |
| 159 return rc; | |
| 633 | 160 } |
| 161 | |
| 773 | 162 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 633 | 163 |
| 164 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 165 "http delete filename: \"%s\"", path.data); | |
| 166 | |
| 637 | 167 if (ngx_file_info(path.data, &fi) != -1) { |
| 168 | |
| 169 if (ngx_is_dir(&fi)) { | |
| 170 | |
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parents:
920
diff
changeset
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171 if (r->uri.data[r->uri.len - 1] != '/') { |
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cba27113c33c
DELETE may not have the "Depth" header
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parents:
920
diff
changeset
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172 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
|
173 } |
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cba27113c33c
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Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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174 |
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cba27113c33c
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parents:
920
diff
changeset
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175 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
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176 |
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cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
177 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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178 && (depth->value.len != sizeof("infinity") - 1 |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
179 || ngx_strcmp(depth->value.data, "infinity") != 0)) |
| 637 | 180 { |
| 181 return NGX_HTTP_BAD_REQUEST; | |
| 182 } | |
| 183 | |
| 957 | 184 path.len -= 2; |
| 185 | |
| 186 tree.init_handler = ngx_http_dav_no_init; | |
| 187 tree.file_handler = ngx_http_dav_delete_file; | |
| 188 tree.pre_tree_handler = ngx_http_dav_noop; | |
| 189 tree.post_tree_handler = ngx_http_dav_delete_dir; | |
| 190 tree.spec_handler = ngx_http_dav_delete_file; | |
| 191 tree.data = NULL; | |
|
1058
01f818c6f7de
add size, access, and mtime to ngx_walk_tree()
Igor Sysoev <igor@sysoev.ru>
parents:
957
diff
changeset
|
192 tree.alloc = 0; |
| 957 | 193 tree.log = r->connection->log; |
| 194 | |
| 195 if (ngx_walk_tree(&tree, &path) == NGX_OK) { | |
| 196 | |
| 197 if (ngx_delete_dir(path.data) != NGX_FILE_ERROR) { | |
| 198 return NGX_HTTP_NO_CONTENT; | |
| 199 } | |
| 200 | |
| 637 | 201 } |
| 202 | |
| 203 failed = ngx_delete_dir_n; | |
| 204 | |
| 205 } else { | |
| 633 | 206 |
| 637 | 207 if (r->uri.data[r->uri.len - 1] == '/') { |
| 208 return NGX_HTTP_BAD_REQUEST; | |
| 209 } | |
| 210 | |
|
921
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
211 depth = r->headers_in.depth; |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
212 |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
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213 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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214 && depth->value.len == 1 |
|
cba27113c33c
DELETE may not have the "Depth" header
Igor Sysoev <igor@sysoev.ru>
parents:
920
diff
changeset
|
215 && depth->value.data[0] == '1') |
| 637 | 216 { |
| 217 return NGX_HTTP_BAD_REQUEST; | |
| 218 } | |
| 219 | |
| 220 if (ngx_delete_file(path.data) != NGX_FILE_ERROR) { | |
| 221 return NGX_HTTP_NO_CONTENT; | |
| 222 } | |
| 223 | |
| 224 failed = ngx_delete_file_n; | |
| 225 } | |
| 226 | |
| 227 } else { | |
| 228 failed = ngx_file_info_n; | |
| 633 | 229 } |
| 230 | |
| 637 | 231 return ngx_http_dav_error(r, ngx_errno, NGX_HTTP_NOT_FOUND, failed, |
| 232 path.data); | |
| 233 | |
| 234 case NGX_HTTP_MKCOL: | |
| 235 | |
| 236 if (r->uri.data[r->uri.len - 1] != '/') { | |
| 237 return NGX_DECLINED; | |
| 238 } | |
| 239 | |
| 240 if (r->headers_in.content_length_n > 0) { | |
| 241 return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; | |
| 242 } | |
| 243 | |
| 244 rc = ngx_http_discard_body(r); | |
| 245 | |
| 246 if (rc != NGX_OK && rc != NGX_AGAIN) { | |
| 247 return rc; | |
| 248 } | |
| 249 | |
| 773 | 250 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 637 | 251 |
| 252 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 253 "http mkcol path: \"%s\"", path.data); | |
| 254 | |
| 669 | 255 if (ngx_create_dir(path.data, dlcf->access) != NGX_FILE_ERROR) { |
| 637 | 256 if (ngx_http_dav_location(r, path.data) != NGX_OK) { |
| 257 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 258 } | |
| 259 | |
| 260 return NGX_HTTP_CREATED; | |
| 261 } | |
| 262 | |
| 263 return ngx_http_dav_error(r, ngx_errno, NGX_HTTP_CONFLICT, | |
| 264 ngx_create_dir_n, path.data); | |
| 633 | 265 } |
| 266 | |
| 267 return NGX_DECLINED; | |
| 268 } | |
| 269 | |
| 270 | |
| 957 | 271 static ngx_int_t |
|
1058
01f818c6f7de
add size, access, and mtime to ngx_walk_tree()
Igor Sysoev <igor@sysoev.ru>
parents:
957
diff
changeset
|
272 ngx_http_dav_no_init(void *ctx, void *prev) |
| 957 | 273 { |
| 274 return NGX_OK; | |
| 275 } | |
| 276 | |
| 277 | |
| 278 static ngx_int_t | |
| 279 ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 280 { | |
| 281 return NGX_OK; | |
| 282 } | |
| 283 | |
| 284 | |
| 285 static ngx_int_t | |
| 286 ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 287 { | |
| 288 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, | |
| 289 "http delete dir: \"%s\"", path->data); | |
| 290 | |
| 291 ngx_delete_dir(path->data); | |
| 292 | |
| 293 return NGX_OK; | |
| 294 } | |
| 295 | |
| 296 | |
| 297 static ngx_int_t | |
| 298 ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) | |
| 299 { | |
| 300 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, | |
| 301 "http delete file: \"%s\"", path->data); | |
| 302 | |
| 303 ngx_delete_file(path->data); | |
| 304 | |
| 305 return NGX_OK; | |
| 306 } | |
| 307 | |
| 308 | |
| 633 | 309 static void |
| 310 ngx_http_dav_put_handler(ngx_http_request_t *r) | |
| 311 { | |
| 669 | 312 char *failed; |
| 313 u_char *name; | |
| 773 | 314 size_t root; |
| 681 | 315 time_t date; |
| 637 | 316 ngx_err_t err; |
| 317 ngx_str_t *temp, path; | |
| 318 ngx_uint_t status; | |
| 319 ngx_file_info_t fi; | |
| 320 ngx_http_dav_loc_conf_t *dlcf; | |
| 633 | 321 |
| 773 | 322 ngx_http_map_uri_to_path(r, &path, &root, 0); |
| 633 | 323 |
| 324 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 325 "http put filename: \"%s\"", path.data); | |
| 326 | |
| 327 temp = &r->request_body->temp_file->file.name; | |
| 328 | |
| 329 if (ngx_file_info(path.data, &fi) == -1) { | |
| 330 status = NGX_HTTP_CREATED; | |
| 331 | |
| 332 } else { | |
| 333 status = NGX_HTTP_NO_CONTENT; | |
| 663 | 334 |
| 335 if (ngx_is_dir(&fi)) { | |
| 336 ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EISDIR, | |
| 337 "\"%s\" could not be created", path.data); | |
| 633 | 338 |
| 663 | 339 if (ngx_delete_file(temp->data) == NGX_FILE_ERROR) { |
| 340 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 341 ngx_delete_file_n " \"%s\" failed", | |
| 342 temp->data); | |
| 343 } | |
| 344 | |
| 345 ngx_http_finalize_request(r, NGX_HTTP_CONFLICT); | |
| 346 return; | |
| 661 | 347 } |
| 637 | 348 } |
| 349 | |
| 669 | 350 dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); |
| 351 | |
| 352 #if !(NGX_WIN32) | |
| 353 | |
| 354 if (ngx_change_file_access(temp->data, dlcf->access & ~0111) | |
| 355 == NGX_FILE_ERROR) | |
| 356 { | |
| 357 err = ngx_errno; | |
| 358 failed = ngx_change_file_access_n; | |
| 359 name = temp->data; | |
| 360 | |
| 361 goto failed; | |
| 362 } | |
| 363 | |
| 364 #endif | |
| 365 | |
| 681 | 366 if (r->headers_in.date) { |
| 367 date = ngx_http_parse_time(r->headers_in.date->value.data, | |
| 368 r->headers_in.date->value.len); | |
| 369 | |
| 370 if (date != NGX_ERROR) { | |
| 371 if (ngx_set_file_time(temp->data, | |
| 372 r->request_body->temp_file->file.fd, date) | |
| 373 != NGX_OK) | |
| 374 { | |
| 375 err = ngx_errno; | |
| 376 failed = ngx_set_file_time_n; | |
| 377 name = temp->data; | |
| 378 | |
| 379 goto failed; | |
| 380 } | |
| 381 } | |
| 382 } | |
| 383 | |
| 669 | 384 failed = ngx_rename_file_n; |
| 385 name = path.data; | |
| 386 | |
| 633 | 387 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { |
| 388 goto ok; | |
| 389 } | |
| 390 | |
| 391 err = ngx_errno; | |
| 392 | |
| 637 | 393 if (err == NGX_ENOENT) { |
| 394 | |
| 395 if (dlcf->create_full_put_path) { | |
| 669 | 396 err = ngx_create_full_path(path.data, dlcf->access); |
| 637 | 397 |
| 398 if (err == 0) { | |
| 399 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { | |
| 400 goto ok; | |
| 401 } | |
| 402 | |
| 403 err = ngx_errno; | |
| 404 } | |
| 405 } | |
| 406 } | |
| 407 | |
| 633 | 408 #if (NGX_WIN32) |
| 409 | |
| 410 if (err == NGX_EEXIST) { | |
| 411 if (ngx_win32_rename_file(temp, &path, r->pool) != NGX_ERROR) { | |
| 412 | |
| 413 if (ngx_rename_file(temp->data, path.data) != NGX_FILE_ERROR) { | |
| 414 goto ok; | |
| 415 } | |
| 416 } | |
| 417 | |
| 418 err = ngx_errno; | |
| 419 } | |
| 420 | |
| 681 | 421 #endif |
| 669 | 422 |
| 423 failed: | |
| 424 | |
| 661 | 425 if (ngx_delete_file(temp->data) == NGX_FILE_ERROR) { |
| 426 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 427 ngx_delete_file_n " \"%s\" failed", | |
| 428 temp->data); | |
| 429 } | |
| 430 | |
| 669 | 431 ngx_http_finalize_request(r, |
| 432 ngx_http_dav_error(r, err, NGX_HTTP_CONFLICT, failed, name)); | |
| 433 | |
| 633 | 434 return; |
| 435 | |
| 436 ok: | |
| 437 | |
| 438 if (status == NGX_HTTP_CREATED) { | |
| 637 | 439 if (ngx_http_dav_location(r, path.data) != NGX_OK) { |
| 633 | 440 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| 441 return; | |
| 442 } | |
| 639 | 443 |
| 444 r->headers_out.content_length_n = 0; | |
| 633 | 445 } |
| 446 | |
| 447 r->headers_out.status = status; | |
| 448 r->header_only = 1; | |
| 449 | |
| 450 ngx_http_finalize_request(r, ngx_http_send_header(r)); | |
| 451 return; | |
| 452 } | |
| 453 | |
| 454 | |
| 637 | 455 static ngx_int_t |
| 456 ngx_http_dav_error(ngx_http_request_t *r, ngx_err_t err, ngx_int_t not_found, | |
| 457 char *failed, u_char *path) | |
| 458 { | |
| 459 ngx_int_t rc; | |
| 460 ngx_uint_t level; | |
| 461 | |
| 462 if (err == NGX_ENOENT || err == NGX_ENOTDIR || err == NGX_ENAMETOOLONG) { | |
| 463 level = NGX_LOG_ERR; | |
| 464 rc = not_found; | |
| 465 | |
| 466 } else if (err == NGX_EACCES || err == NGX_EPERM) { | |
| 467 level = NGX_LOG_ERR; | |
| 468 rc = NGX_HTTP_FORBIDDEN; | |
| 469 | |
| 470 } else if (err == NGX_EEXIST) { | |
| 471 level = NGX_LOG_ERR; | |
| 472 rc = NGX_HTTP_NOT_ALLOWED; | |
| 473 | |
| 474 } else if (err == NGX_ENOSPC) { | |
| 475 level = NGX_LOG_CRIT; | |
| 476 rc = NGX_HTTP_INSUFFICIENT_STORAGE; | |
| 477 | |
| 478 } else { | |
| 479 level = NGX_LOG_CRIT; | |
| 480 rc = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 481 } | |
| 482 | |
| 483 ngx_log_error(level, r->connection->log, err, | |
| 484 "%s \"%s\" failed", failed, path); | |
| 485 | |
| 486 return rc; | |
| 487 } | |
| 488 | |
| 489 | |
| 490 static ngx_int_t | |
| 491 ngx_http_dav_location(ngx_http_request_t *r, u_char *path) | |
| 492 { | |
| 493 u_char *location; | |
| 494 ngx_http_core_loc_conf_t *clcf; | |
| 495 | |
| 496 r->headers_out.location = ngx_palloc(r->pool, sizeof(ngx_table_elt_t)); | |
| 497 if (r->headers_out.location == NULL) { | |
| 498 return NGX_ERROR; | |
| 499 } | |
| 500 | |
| 501 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 502 | |
| 503 if (!clcf->alias && clcf->root_lengths == NULL) { | |
| 504 location = path + clcf->root.len; | |
| 505 | |
| 506 } else { | |
| 507 location = ngx_palloc(r->pool, r->uri.len); | |
| 508 if (location == NULL) { | |
| 509 return NGX_ERROR; | |
| 510 } | |
| 511 | |
| 512 ngx_memcpy(location, r->uri.data, r->uri.len); | |
| 513 } | |
| 514 | |
| 515 /* | |
| 516 * we do not need to set the r->headers_out.location->hash and | |
| 517 * r->headers_out.location->key fields | |
| 518 */ | |
| 519 | |
| 520 r->headers_out.location->value.len = r->uri.len; | |
| 521 r->headers_out.location->value.data = location; | |
| 522 | |
| 523 return NGX_OK; | |
| 524 } | |
| 525 | |
| 526 | |
| 669 | 527 static char * |
| 528 ngx_http_dav_access(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 529 { | |
| 530 ngx_http_dav_loc_conf_t *lcf = conf; | |
| 531 | |
| 532 u_char *p; | |
| 533 ngx_str_t *value; | |
| 534 ngx_uint_t i, right, shift; | |
| 535 | |
| 536 if (lcf->access != NGX_CONF_UNSET_UINT) { | |
| 537 return "is duplicate"; | |
| 538 } | |
| 539 | |
| 540 value = cf->args->elts; | |
| 541 | |
| 542 lcf->access = 0700; | |
| 543 | |
| 920 | 544 for (i = 1; i < cf->args->nelts; i++) { |
| 669 | 545 |
| 546 p = value[i].data; | |
| 547 | |
| 548 if (ngx_strncmp(p, "user:", sizeof("user:") - 1) == 0) { | |
| 549 shift = 6; | |
| 550 p += sizeof("user:") - 1; | |
| 551 | |
| 552 } else if (ngx_strncmp(p, "group:", sizeof("group:") - 1) == 0) { | |
| 553 shift = 3; | |
| 554 p += sizeof("group:") - 1; | |
| 555 | |
| 556 } else if (ngx_strncmp(p, "all:", sizeof("all:") - 1) == 0) { | |
| 557 shift = 0; | |
| 558 p += sizeof("all:") - 1; | |
| 559 | |
| 560 } else { | |
| 561 goto invalid; | |
| 562 } | |
| 563 | |
| 564 if (ngx_strcmp(p, "rw") == 0) { | |
| 565 right = 7; | |
| 566 | |
| 567 } else if (ngx_strcmp(p, "r") == 0) { | |
| 568 right = 5; | |
| 569 | |
| 570 } else { | |
| 571 goto invalid; | |
| 572 } | |
| 573 | |
| 574 lcf->access += right << shift; | |
| 575 } | |
| 576 | |
| 577 return NGX_CONF_OK; | |
| 578 | |
| 579 invalid: | |
| 580 | |
| 581 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 582 "invalid value \"%V\"", &value[i]); | |
| 583 return NGX_CONF_ERROR; | |
| 584 } | |
| 585 | |
| 586 | |
| 633 | 587 static void * |
| 588 ngx_http_dav_create_loc_conf(ngx_conf_t *cf) | |
| 589 { | |
| 590 ngx_http_dav_loc_conf_t *conf; | |
| 591 | |
| 592 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_dav_loc_conf_t)); | |
| 593 if (conf == NULL) { | |
| 594 return NGX_CONF_ERROR; | |
| 595 } | |
| 596 | |
| 597 /* | |
| 598 * set by ngx_pcalloc(): | |
| 599 * | |
| 600 * conf->methods = 0; | |
| 601 */ | |
| 602 | |
| 637 | 603 conf->create_full_put_path = NGX_CONF_UNSET; |
| 669 | 604 conf->access = NGX_CONF_UNSET_UINT; |
| 637 | 605 |
| 633 | 606 return conf; |
| 607 } | |
| 608 | |
| 609 | |
| 610 static char * | |
| 611 ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 612 { | |
| 613 ngx_http_dav_loc_conf_t *prev = parent; | |
| 614 ngx_http_dav_loc_conf_t *conf = child; | |
| 615 | |
| 616 ngx_conf_merge_bitmask_value(conf->methods, prev->methods, | |
| 637 | 617 (NGX_CONF_BITMASK_SET|NGX_HTTP_DAV_OFF)); |
| 618 | |
| 619 ngx_conf_merge_value(conf->create_full_put_path, prev->create_full_put_path, | |
| 620 0); | |
| 633 | 621 |
| 669 | 622 ngx_conf_merge_uint_value(conf->access, prev->access, 0600); |
| 623 | |
| 633 | 624 return NGX_CONF_OK; |
| 625 } | |
| 626 | |
| 627 | |
| 628 static ngx_int_t | |
| 681 | 629 ngx_http_dav_init(ngx_conf_t *cf) |
| 633 | 630 { |
| 631 ngx_http_handler_pt *h; | |
| 632 ngx_http_core_main_conf_t *cmcf; | |
| 633 | |
| 681 | 634 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
| 633 | 635 |
| 636 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); | |
| 637 if (h == NULL) { | |
| 638 return NGX_ERROR; | |
| 639 } | |
| 640 | |
| 641 *h = ngx_http_dav_handler; | |
| 642 | |
| 643 return NGX_OK; | |
| 644 } |