Mercurial > hg > nginx
annotate src/http/modules/ngx_http_index_module.c @ 637:e60fe4cf1d4e release-0.3.40
nginx-0.3.40-RELEASE import
*) Feature: the ngx_http_dav_module supports the MKCOL method.
*) Feature: the "create_full_put_path" directive.
*) Feature: the "$limit_rate" variable.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 19 Apr 2006 15:30:56 +0000 |
| parents | ebc68d8ca496 |
| children | 4946078f0a79 |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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12 typedef struct { |
| 509 | 13 ngx_str_t name; |
| 14 ngx_array_t *lengths; | |
| 15 ngx_array_t *values; | |
| 16 } ngx_http_index_t; | |
| 17 | |
| 18 | |
| 19 typedef struct { | |
| 20 ngx_array_t *indices; /* array of ngx_http_index_t */ | |
| 469 | 21 size_t max_index_len; |
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22 } ngx_http_index_loc_conf_t; |
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23 |
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25 typedef struct { |
| 509 | 26 ngx_uint_t current; |
| 27 | |
| 557 | 28 ngx_str_t path; |
| 509 | 29 ngx_str_t index; |
| 30 | |
| 31 ngx_uint_t tested; /* unsigned tested:1 */ | |
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32 } ngx_http_index_ctx_t; |
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33 |
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34 |
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35 #define NGX_HTTP_DEFAULT_INDEX "index.html" |
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36 |
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38 static ngx_int_t ngx_http_index_test_dir(ngx_http_request_t *r, |
| 509 | 39 ngx_http_index_ctx_t *ctx); |
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40 static ngx_int_t ngx_http_index_error(ngx_http_request_t *r, |
| 509 | 41 ngx_http_index_ctx_t *ctx, ngx_err_t err); |
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42 |
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43 static ngx_int_t ngx_http_index_init(ngx_cycle_t *cycle); |
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44 static void *ngx_http_index_create_loc_conf(ngx_conf_t *cf); |
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45 static char *ngx_http_index_merge_loc_conf(ngx_conf_t *cf, |
| 509 | 46 void *parent, void *child); |
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47 static char *ngx_http_index_set_index(ngx_conf_t *cf, ngx_command_t *cmd, |
| 509 | 48 void *conf); |
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49 |
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50 |
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51 static ngx_command_t ngx_http_index_commands[] = { |
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52 |
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53 { ngx_string("index"), |
| 509 | 54 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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55 ngx_http_index_set_index, |
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56 NGX_HTTP_LOC_CONF_OFFSET, |
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57 0, |
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58 NULL }, |
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59 |
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60 #if (NGX_HTTP_CACHE) |
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61 |
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62 { ngx_string("index_cache"), |
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63 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE3, |
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64 ngx_http_set_cache_slot, |
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65 NGX_HTTP_LOC_CONF_OFFSET, |
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66 offsetof(ngx_http_index_loc_conf_t, index_cache), |
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67 NULL }, |
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68 |
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69 #endif |
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70 |
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71 ngx_null_command |
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72 }; |
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73 |
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74 |
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75 ngx_http_module_t ngx_http_index_module_ctx = { |
| 509 | 76 NULL, /* preconfiguration */ |
| 77 NULL, /* postconfiguration */ | |
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78 |
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79 NULL, /* create main configuration */ |
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80 NULL, /* init main configuration */ |
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81 |
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82 NULL, /* create server configuration */ |
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83 NULL, /* merge server configuration */ |
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84 |
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85 ngx_http_index_create_loc_conf, /* create location configration */ |
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86 ngx_http_index_merge_loc_conf /* merge location configration */ |
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87 }; |
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88 |
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89 |
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90 ngx_module_t ngx_http_index_module = { |
| 509 | 91 NGX_MODULE_V1, |
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92 &ngx_http_index_module_ctx, /* module context */ |
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93 ngx_http_index_commands, /* module directives */ |
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94 NGX_HTTP_MODULE, /* module type */ |
| 541 | 95 NULL, /* init master */ |
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96 ngx_http_index_init, /* init module */ |
| 541 | 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 | |
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103 }; |
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104 |
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105 |
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106 /* |
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107 * Try to open the first index file before the test of the directory existence |
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108 * because the valid requests should be many more than invalid ones. |
| 501 | 109 * If open() would fail, then stat() should be more quickly because some data |
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110 * is already cached in the kernel. |
| 501 | 111 * Besides, Win32 has ERROR_PATH_NOT_FOUND (NGX_ENOTDIR). |
| 112 * Unix has ENOTDIR error, although it less helpfull - it points only | |
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113 * that path contains the usual file in place of the directory. |
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114 */ |
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115 |
| 509 | 116 static ngx_int_t |
| 117 ngx_http_index_handler(ngx_http_request_t *r) | |
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118 { |
| 557 | 119 u_char *last; |
| 509 | 120 size_t len; |
| 121 ngx_fd_t fd; | |
| 122 ngx_int_t rc; | |
| 123 ngx_err_t err; | |
| 557 | 124 ngx_str_t uri; |
| 509 | 125 ngx_log_t *log; |
| 126 ngx_uint_t i; | |
| 127 ngx_http_index_t *index; | |
| 128 ngx_http_index_ctx_t *ctx; | |
| 563 | 129 ngx_pool_cleanup_t *cln; |
| 130 ngx_pool_cleanup_file_t *clnf; | |
| 509 | 131 ngx_http_script_code_pt code; |
| 132 ngx_http_script_engine_t e; | |
| 133 ngx_http_core_loc_conf_t *clcf; | |
| 134 ngx_http_index_loc_conf_t *ilcf; | |
| 135 ngx_http_script_len_code_pt lcode; | |
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136 |
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137 if (r->uri.data[r->uri.len - 1] != '/') { |
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119
diff
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138 return NGX_DECLINED; |
|
ef8c87afcfc5
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parents:
119
diff
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|
139 } |
|
ef8c87afcfc5
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parents:
119
diff
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|
140 |
| 489 | 141 /* TODO: Win32 */ |
| 142 if (r->zero_in_uri) { | |
| 143 return NGX_DECLINED; | |
| 144 } | |
| 145 | |
| 637 | 146 if (r->method != NGX_HTTP_GET && r->method != NGX_HTTP_HEAD) { |
| 147 return NGX_DECLINED; | |
| 148 } | |
| 149 | |
|
201
267ea1d98683
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parents:
200
diff
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150 log = r->connection->log; |
|
199
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
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parents:
186
diff
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|
151 |
|
201
267ea1d98683
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parents:
200
diff
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|
152 /* |
| 509 | 153 * we use context because the handler supports an async file opening, |
| 154 * and may be called several times | |
|
201
267ea1d98683
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parents:
200
diff
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|
155 */ |
|
199
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
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parents:
186
diff
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|
156 |
|
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
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parents:
200
diff
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157 ilcf = ngx_http_get_module_loc_conf(r, ngx_http_index_module); |
|
199
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Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
158 |
|
144
ef8c87afcfc5
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parents:
119
diff
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|
159 ctx = ngx_http_get_module_ctx(r, ngx_http_index_module); |
|
ef8c87afcfc5
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diff
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|
160 if (ctx == NULL) { |
| 501 | 161 |
| 162 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_index_ctx_t)); | |
| 163 if (ctx == NULL) { | |
| 164 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 165 } | |
| 166 | |
| 167 ngx_http_set_ctx(r, ctx, ngx_http_index_module); | |
| 509 | 168 } |
|
201
267ea1d98683
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diff
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|
169 |
| 509 | 170 index = ilcf->indices->elts; |
| 171 for (i = ctx->current; i < ilcf->indices->nelts; i++) { | |
| 172 | |
| 173 if (index[i].lengths == NULL) { | |
|
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
174 |
| 509 | 175 if (index[i].name.data[0] == '/') { |
| 176 return ngx_http_internal_redirect(r, &index[i].name, &r->args); | |
| 177 } | |
|
201
267ea1d98683
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parents:
200
diff
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|
178 |
| 509 | 179 len = ilcf->max_index_len; |
| 180 ctx->index.len = index[i].name.len; | |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
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parents:
119
diff
changeset
|
181 |
| 509 | 182 } else { |
| 183 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
|
201
267ea1d98683
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parents:
200
diff
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|
184 |
| 509 | 185 e.ip = index[i].lengths->elts; |
| 186 e.request = r; | |
| 573 | 187 e.flushed = 1; |
| 509 | 188 |
| 563 | 189 /* 1 byte for terminating '\0' */ |
| 557 | 190 |
| 563 | 191 len = 1; |
|
201
267ea1d98683
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parents:
200
diff
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|
192 |
| 509 | 193 while (*(uintptr_t *) e.ip) { |
| 194 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
| 195 len += lcode(&e); | |
| 196 } | |
|
44
0e81ac0bb3e2
nginx-0.0.1-2003-01-09-08:36:00 import
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parents:
43
diff
changeset
|
197 |
| 509 | 198 ctx->index.len = len; |
| 563 | 199 |
| 200 /* 16 bytes are preallocation */ | |
| 201 | |
| 202 len += 16; | |
| 509 | 203 } |
|
201
267ea1d98683
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Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
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|
204 |
| 557 | 205 if (len > ctx->path.len) { |
| 206 | |
| 207 last = ngx_http_map_uri_to_path(r, &ctx->path, len); | |
| 208 if (last == NULL) { | |
| 209 return NGX_ERROR; | |
|
201
267ea1d98683
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Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
210 } |
| 557 | 211 |
| 212 ctx->index.data = last; | |
|
287
35a6a9df2d25
nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
213 } |
|
201
267ea1d98683
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Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
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|
214 |
| 509 | 215 if (index[i].values == NULL) { |
| 557 | 216 |
| 217 /* index[i].name.len includes the terminating '\0' */ | |
| 218 | |
| 219 ngx_memcpy(ctx->index.data, index[i].name.data, index[i].name.len); | |
|
0
4eff17414a43
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
220 |
| 509 | 221 } else { |
| 222 e.ip = index[i].values->elts; | |
| 223 e.pos = ctx->index.data; | |
|
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
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parents:
292
diff
changeset
|
224 |
| 509 | 225 while (*(uintptr_t *) e.ip) { |
| 226 code = *(ngx_http_script_code_pt *) e.ip; | |
| 227 code((ngx_http_script_engine_t *) &e); | |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
228 } |
|
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
229 |
| 509 | 230 if (*ctx->index.data == '/') { |
| 231 ctx->index.len--; | |
| 232 return ngx_http_internal_redirect(r, &ctx->index, &r->args); | |
|
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
233 } |
|
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
234 |
| 509 | 235 *e.pos++ = '\0'; |
|
293
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
236 } |
|
ec3c049681fd
nginx-0.0.3-2004-03-19-08:25:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
237 |
| 557 | 238 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, |
| 239 "open index \"%s\"", ctx->path.data); | |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 |
| 563 | 241 cln = ngx_pool_cleanup_add(r->pool, sizeof(ngx_pool_cleanup_file_t)); |
| 242 if (cln == NULL) { | |
| 243 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 244 } | |
| 245 | |
| 557 | 246 fd = ngx_open_file(ctx->path.data, NGX_FILE_RDONLY, NGX_FILE_OPEN); |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
247 |
|
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
248 if (fd == (ngx_fd_t) NGX_AGAIN) { |
| 509 | 249 ctx->current = i; |
|
144
ef8c87afcfc5
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Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
250 return NGX_AGAIN; |
|
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
251 } |
|
ef8c87afcfc5
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Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
252 |
|
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
24
diff
changeset
|
253 if (fd == NGX_INVALID_FILE) { |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 err = ngx_errno; |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
255 |
|
400
69e851f83522
nginx-0.0.8-2004-07-26-20:21:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
396
diff
changeset
|
256 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, err, |
| 557 | 257 ngx_open_file_n " \"%s\" failed", ctx->path.data); |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
258 |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
259 if (err == NGX_ENOTDIR) { |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
260 return ngx_http_index_error(r, ctx, err); |
|
47
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
46
diff
changeset
|
261 |
|
d81326c3b21b
nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
46
diff
changeset
|
262 } else if (err == NGX_EACCES) { |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
263 return ngx_http_index_error(r, ctx, err); |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
264 } |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
265 |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
266 if (!ctx->tested) { |
|
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
267 rc = ngx_http_index_test_dir(r, ctx); |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
268 |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
269 if (rc != NGX_OK) { |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
270 return rc; |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
271 } |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
272 |
|
144
ef8c87afcfc5
nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
119
diff
changeset
|
273 ctx->tested = 1; |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
274 } |
|
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
275 |
|
41
59e7c7f30d49
nginx-0.0.1-2002-12-26-19:26:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
changeset
|
276 if (err == NGX_ENOENT) { |
|
10
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
277 continue; |
|
41
59e7c7f30d49
nginx-0.0.1-2002-12-26-19:26:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
changeset
|
278 } |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
|
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
280 ngx_log_error(NGX_LOG_ERR, log, err, |
| 557 | 281 ngx_open_file_n " \"%s\" failed", ctx->path.data); |
|
10
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
282 |
|
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
283 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 } |
|
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 |
| 563 | 286 cln->handler = ngx_pool_cleanup_file; |
| 287 clnf = cln->data; | |
|
45
f1ee46c036a4
nginx-0.0.1-2003-01-10-09:09:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
44
diff
changeset
|
288 |
| 563 | 289 clnf->fd = fd; |
| 290 clnf->name = ctx->path.data; | |
| 291 clnf->log = r->pool->log; | |
|
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
292 |
| 557 | 293 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
|
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
294 |
| 557 | 295 uri.len = r->uri.len + ctx->index.len - 1; |
| 296 | |
| 297 if (!clcf->alias) { | |
| 595 | 298 uri.data = ctx->path.data + r->root_length; |
| 557 | 299 |
| 300 } else { | |
| 301 uri.data = ngx_palloc(r->pool, uri.len); | |
| 302 if (uri.data == NULL) { | |
| 303 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 304 } | |
| 305 | |
| 573 | 306 last = ngx_copy(uri.data, r->uri.data, r->uri.len); |
| 557 | 307 ngx_memcpy(last, ctx->index.data, ctx->index.len - 1); |
|
199
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
308 } |
|
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
309 |
| 557 | 310 return ngx_http_internal_redirect(r, &uri, &r->args); |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
311 } |
|
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
312 |
|
10
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
313 return NGX_DECLINED; |
|
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
314 } |
|
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
315 |
|
24
77c7629a2627
nginx-0.0.1-2002-12-10-21:05:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
11
diff
changeset
|
316 |
| 509 | 317 static ngx_int_t |
| 318 ngx_http_index_test_dir(ngx_http_request_t *r, ngx_http_index_ctx_t *ctx) | |
| 319 { | |
| 320 ngx_err_t err; | |
| 321 ngx_file_info_t fi; | |
| 322 | |
| 323 *(ctx->index.data - 1) = '\0'; | |
|
46
f84a648211f4
nginx-0.0.1-2003-01-10-20:45:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
45
diff
changeset
|
324 |
|
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
202
diff
changeset
|
325 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 557 | 326 "http index check dir: \"%s\"", ctx->path.data); |
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327 |
| 557 | 328 if (ngx_file_info(ctx->path.data, &fi) == -1) { |
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329 |
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330 err = ngx_errno; |
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331 |
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332 if (err == NGX_ENOENT) { |
| 509 | 333 *(ctx->index.data - 1) = '/'; |
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334 return ngx_http_index_error(r, ctx, err); |
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335 } |
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336 |
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337 ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, |
| 557 | 338 ngx_file_info_n " \"%s\" failed", ctx->path.data); |
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339 |
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340 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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341 } |
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342 |
| 509 | 343 *(ctx->index.data - 1) = '/'; |
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344 |
| 509 | 345 if (ngx_is_dir(&fi)) { |
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346 return NGX_OK; |
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347 } |
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348 |
| 509 | 349 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| 557 | 350 "\"%s\" is not a directory", ctx->path.data); |
| 509 | 351 |
| 352 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
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353 } |
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354 |
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355 |
| 509 | 356 static ngx_int_t |
| 357 ngx_http_index_error(ngx_http_request_t *r, ngx_http_index_ctx_t *ctx, | |
| 358 ngx_err_t err) | |
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359 { |
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360 if (err == NGX_EACCES) { |
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361 ngx_log_error(NGX_LOG_ERR, r->connection->log, err, |
| 557 | 362 "\"%s\" is forbidden", ctx->path.data); |
| 577 | 363 |
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364 return NGX_HTTP_FORBIDDEN; |
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365 } |
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366 |
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367 ngx_log_error(NGX_LOG_ERR, r->connection->log, err, |
| 557 | 368 "\"%s\" is not found", ctx->path.data); |
| 509 | 369 |
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370 return NGX_HTTP_NOT_FOUND; |
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371 } |
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372 |
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373 |
| 509 | 374 static void * |
| 375 ngx_http_index_create_loc_conf(ngx_conf_t *cf) | |
| 376 { | |
| 377 ngx_http_index_loc_conf_t *conf; | |
| 378 | |
| 379 conf = ngx_palloc(cf->pool, sizeof(ngx_http_index_loc_conf_t)); | |
| 380 if (conf == NULL) { | |
| 381 return NGX_CONF_ERROR; | |
| 382 } | |
| 383 | |
| 384 conf->indices = NULL; | |
| 385 conf->max_index_len = 1; | |
| 386 | |
| 387 return conf; | |
| 388 } | |
| 389 | |
| 390 | |
| 391 static char * | |
| 392 ngx_http_index_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 393 { | |
| 394 ngx_http_index_loc_conf_t *prev = parent; | |
| 395 ngx_http_index_loc_conf_t *conf = child; | |
| 396 | |
| 397 ngx_http_index_t *index; | |
| 398 | |
| 399 if (conf->indices == NULL) { | |
| 400 conf->indices = prev->indices; | |
| 401 conf->max_index_len = prev->max_index_len; | |
| 402 } | |
| 403 | |
| 404 if (conf->indices == NULL) { | |
| 405 conf->indices = ngx_array_create(cf->pool, 1, sizeof(ngx_http_index_t)); | |
| 406 if (conf->indices == NULL) { | |
| 407 return NGX_CONF_ERROR; | |
| 408 } | |
| 409 | |
| 410 index = ngx_array_push(conf->indices); | |
| 411 if (index == NULL) { | |
| 412 return NGX_CONF_ERROR; | |
| 413 } | |
| 414 | |
| 415 index->name.len = sizeof(NGX_HTTP_DEFAULT_INDEX); | |
| 416 index->name.data = (u_char *) NGX_HTTP_DEFAULT_INDEX; | |
| 417 index->lengths = NULL; | |
| 418 index->values = NULL; | |
| 419 | |
| 420 conf->max_index_len = sizeof(NGX_HTTP_DEFAULT_INDEX); | |
| 421 | |
| 422 return NGX_CONF_OK; | |
| 423 } | |
| 424 | |
| 425 return NGX_CONF_OK; | |
| 426 } | |
| 427 | |
| 428 | |
| 429 /* TODO: warn about duplicate indices */ | |
| 430 | |
| 431 static char * | |
| 432 ngx_http_index_set_index(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 433 { | |
| 434 ngx_http_index_loc_conf_t *ilcf = conf; | |
| 435 | |
| 436 ngx_uint_t i, n; | |
| 437 ngx_str_t *value; | |
| 438 ngx_http_index_t *index; | |
| 439 ngx_http_script_compile_t sc; | |
| 440 | |
| 441 if (ilcf->indices == NULL) { | |
| 442 ilcf->indices = ngx_array_create(cf->pool, 2, sizeof(ngx_http_index_t)); | |
| 443 if (ilcf->indices == NULL) { | |
| 444 return NGX_CONF_ERROR; | |
| 445 } | |
| 446 } | |
| 447 | |
| 448 value = cf->args->elts; | |
| 449 | |
| 450 for (i = 1; i < cf->args->nelts; i++) { | |
| 451 if (value[i].data[0] == '/' && i != cf->args->nelts - 1) { | |
| 452 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 453 "only the last index in \"index\" directive " | |
| 454 "may be absolute"); | |
| 455 return NGX_CONF_ERROR; | |
| 456 } | |
| 457 | |
| 458 if (value[i].len == 0) { | |
| 459 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 460 "index \"%V\" in \"index\" directive is invalid", | |
| 461 &value[1]); | |
| 462 return NGX_CONF_ERROR; | |
| 463 } | |
| 464 | |
| 465 index = ngx_array_push(ilcf->indices); | |
| 466 if (index == NULL) { | |
| 467 return NGX_CONF_ERROR; | |
| 468 } | |
| 469 | |
| 470 index->name.len = value[i].len; | |
| 471 index->name.data = value[i].data; | |
| 472 index->lengths = NULL; | |
| 473 index->values = NULL; | |
| 474 | |
| 475 n = ngx_http_script_variables_count(&value[i]); | |
| 476 | |
| 477 if (n == 0) { | |
| 478 if (ilcf->max_index_len != 0 | |
| 479 && ilcf->max_index_len < index->name.len) | |
| 480 { | |
| 481 ilcf->max_index_len = index->name.len; | |
| 482 } | |
| 483 | |
| 573 | 484 /* include the terminating '\0' to the length to use ngx_copy() */ |
| 557 | 485 index->name.len++; |
| 486 | |
| 509 | 487 continue; |
| 488 } | |
| 489 | |
| 490 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 491 | |
| 492 sc.cf = cf; | |
| 493 sc.source = &value[i]; | |
| 494 sc.lengths = &index->lengths; | |
| 495 sc.values = &index->values; | |
| 496 sc.variables = n; | |
| 497 sc.complete_lengths = 1; | |
| 498 sc.complete_values = 1; | |
| 499 | |
| 500 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 501 return NGX_CONF_ERROR; | |
| 502 } | |
| 503 | |
| 504 ilcf->max_index_len = 0; | |
| 505 } | |
| 506 | |
| 507 return NGX_CONF_OK; | |
| 508 } | |
| 509 | |
| 510 | |
| 511 static ngx_int_t | |
| 512 ngx_http_index_init(ngx_cycle_t *cycle) | |
|
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513 { |
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514 ngx_http_handler_pt *h; |
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515 ngx_http_core_main_conf_t *cmcf; |
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516 |
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517 cmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_core_module); |
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518 |
| 501 | 519 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); |
|
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520 if (h == NULL) { |
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521 return NGX_ERROR; |
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522 } |
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523 |
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524 *h = ngx_http_index_handler; |
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525 |
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526 return NGX_OK; |
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527 } |