Mercurial > hg > nginx
annotate src/http/modules/ngx_http_ssi_filter_module.c @ 767:cad7543dc419
fix <!--#include virtual=... wait="yes" -->
r766 did not fix the bug too
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 11 Oct 2006 14:33:38 +0000 |
| parents | 4cb8f85c085d |
| children | 4ab852b691f5 |
| 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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10 |
| 553 | 11 #define NGX_HTTP_SSI_ERROR 1 |
| 12 | |
| 13 #define NGX_HTTP_SSI_DATE_LEN 2048 | |
| 14 | |
| 15 #define NGX_HTTP_SSI_ADD_PREFIX 1 | |
| 629 | 16 #define NGX_HTTP_SSI_ADD_ZERO 2 |
| 635 | 17 #define NGX_HTTP_SSI_EXPR_TEST 4 |
| 509 | 18 |
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19 |
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20 typedef struct { |
| 597 | 21 ngx_flag_t enable; |
| 22 ngx_flag_t silent_errors; | |
| 23 ngx_flag_t ignore_recycled_buffers; | |
| 24 | |
| 25 ngx_array_t *types; /* array of ngx_str_t */ | |
| 26 | |
| 27 size_t min_file_chunk; | |
| 28 size_t value_len; | |
| 29 } ngx_http_ssi_loc_conf_t; | |
| 553 | 30 |
| 31 | |
| 32 typedef struct { | |
| 597 | 33 ngx_str_t name; |
| 611 | 34 ngx_uint_t key; |
| 597 | 35 ngx_str_t value; |
| 36 } ngx_http_ssi_var_t; | |
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37 |
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38 |
| 667 | 39 typedef struct { |
| 40 ngx_str_t name; | |
| 41 ngx_chain_t *bufs; | |
| 42 ngx_uint_t count; | |
| 43 } ngx_http_ssi_block_t; | |
| 44 | |
| 45 | |
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46 typedef enum { |
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47 ssi_start_state = 0, |
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48 ssi_tag_state, |
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49 ssi_comment0_state, |
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50 ssi_comment1_state, |
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51 ssi_sharp_state, |
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52 ssi_precommand_state, |
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53 ssi_command_state, |
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54 ssi_preparam_state, |
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55 ssi_param_state, |
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56 ssi_preequal_state, |
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57 ssi_prevalue_state, |
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58 ssi_double_quoted_value_state, |
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59 ssi_quoted_value_state, |
| 497 | 60 ssi_quoted_symbol_state, |
| 61 ssi_postparam_state, | |
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62 ssi_comment_end0_state, |
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63 ssi_comment_end1_state, |
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64 ssi_error_state, |
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65 ssi_error_end0_state, |
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66 ssi_error_end1_state |
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67 } ngx_http_ssi_state_e; |
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68 |
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69 |
| 509 | 70 static ngx_int_t ngx_http_ssi_output(ngx_http_request_t *r, |
| 71 ngx_http_ssi_ctx_t *ctx); | |
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72 static ngx_int_t ngx_http_ssi_parse(ngx_http_request_t *r, |
| 497 | 73 ngx_http_ssi_ctx_t *ctx); |
| 553 | 74 static ngx_str_t *ngx_http_ssi_get_variable(ngx_http_request_t *r, |
| 611 | 75 ngx_str_t *name, ngx_uint_t key); |
| 553 | 76 static ngx_int_t ngx_http_ssi_evaluate_string(ngx_http_request_t *r, |
| 77 ngx_http_ssi_ctx_t *ctx, ngx_str_t *text, ngx_uint_t flags); | |
| 78 | |
| 79 static ngx_int_t ngx_http_ssi_include(ngx_http_request_t *r, | |
| 80 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
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81 static ngx_int_t ngx_http_ssi_echo(ngx_http_request_t *r, |
| 497 | 82 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); |
| 509 | 83 static ngx_int_t ngx_http_ssi_config(ngx_http_request_t *r, |
| 84 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 553 | 85 static ngx_int_t ngx_http_ssi_set(ngx_http_request_t *r, |
| 509 | 86 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); |
| 87 static ngx_int_t ngx_http_ssi_if(ngx_http_request_t *r, | |
| 88 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 89 static ngx_int_t ngx_http_ssi_else(ngx_http_request_t *r, | |
| 90 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 91 static ngx_int_t ngx_http_ssi_endif(ngx_http_request_t *r, | |
| 92 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 667 | 93 static ngx_int_t ngx_http_ssi_block(ngx_http_request_t *r, |
| 94 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 95 static ngx_int_t ngx_http_ssi_endblock(ngx_http_request_t *r, | |
| 96 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
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97 |
| 573 | 98 static ngx_int_t ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, |
| 99 ngx_http_variable_value_t *v, uintptr_t gmt); | |
| 509 | 100 |
| 527 | 101 static char *ngx_http_ssi_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| 102 | |
| 597 | 103 static ngx_int_t ngx_http_ssi_preconfiguration(ngx_conf_t *cf); |
| 104 static void *ngx_http_ssi_create_main_conf(ngx_conf_t *cf); | |
| 105 static char *ngx_http_ssi_init_main_conf(ngx_conf_t *cf, void *conf); | |
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106 static void *ngx_http_ssi_create_conf(ngx_conf_t *cf); |
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107 static char *ngx_http_ssi_merge_conf(ngx_conf_t *cf, |
| 497 | 108 void *parent, void *child); |
| 681 | 109 static ngx_int_t ngx_http_ssi_filter_init(ngx_conf_t *cf); |
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110 |
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111 |
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112 static ngx_command_t ngx_http_ssi_filter_commands[] = { |
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113 |
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114 { ngx_string("ssi"), |
| 681 | 115 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| 116 |NGX_CONF_FLAG, | |
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117 ngx_conf_set_flag_slot, |
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118 NGX_HTTP_LOC_CONF_OFFSET, |
| 597 | 119 offsetof(ngx_http_ssi_loc_conf_t, enable), |
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120 NULL }, |
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121 |
| 497 | 122 { ngx_string("ssi_silent_errors"), |
| 123 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 124 ngx_conf_set_flag_slot, | |
| 125 NGX_HTTP_LOC_CONF_OFFSET, | |
| 597 | 126 offsetof(ngx_http_ssi_loc_conf_t, silent_errors), |
| 497 | 127 NULL }, |
| 128 | |
| 509 | 129 { ngx_string("ssi_ignore_recycled_buffers"), |
| 130 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 131 ngx_conf_set_flag_slot, | |
| 132 NGX_HTTP_LOC_CONF_OFFSET, | |
| 597 | 133 offsetof(ngx_http_ssi_loc_conf_t, ignore_recycled_buffers), |
| 509 | 134 NULL }, |
| 135 | |
| 497 | 136 { ngx_string("ssi_min_file_chunk"), |
| 137 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 138 ngx_conf_set_size_slot, | |
| 139 NGX_HTTP_LOC_CONF_OFFSET, | |
| 597 | 140 offsetof(ngx_http_ssi_loc_conf_t, min_file_chunk), |
| 497 | 141 NULL }, |
| 142 | |
| 589 | 143 { ngx_string("ssi_value_length"), |
| 144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 145 ngx_conf_set_size_slot, | |
| 146 NGX_HTTP_LOC_CONF_OFFSET, | |
| 597 | 147 offsetof(ngx_http_ssi_loc_conf_t, value_len), |
| 589 | 148 NULL }, |
| 149 | |
| 527 | 150 { ngx_string("ssi_types"), |
| 151 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, | |
| 152 ngx_http_ssi_types, | |
| 153 NGX_HTTP_LOC_CONF_OFFSET, | |
| 154 0, | |
| 155 NULL }, | |
| 156 | |
| 497 | 157 ngx_null_command |
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158 }; |
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159 |
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160 |
| 577 | 161 |
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162 static ngx_http_module_t ngx_http_ssi_filter_module_ctx = { |
| 597 | 163 ngx_http_ssi_preconfiguration, /* preconfiguration */ |
| 681 | 164 ngx_http_ssi_filter_init, /* postconfiguration */ |
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165 |
| 597 | 166 ngx_http_ssi_create_main_conf, /* create main configuration */ |
| 167 ngx_http_ssi_init_main_conf, /* init main configuration */ | |
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168 |
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169 NULL, /* create server configuration */ |
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170 NULL, /* merge server configuration */ |
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171 |
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172 ngx_http_ssi_create_conf, /* create location configuration */ |
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173 ngx_http_ssi_merge_conf /* merge location configuration */ |
| 577 | 174 }; |
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175 |
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176 |
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177 ngx_module_t ngx_http_ssi_filter_module = { |
| 509 | 178 NGX_MODULE_V1, |
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179 &ngx_http_ssi_filter_module_ctx, /* module context */ |
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180 ngx_http_ssi_filter_commands, /* module directives */ |
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181 NGX_HTTP_MODULE, /* module type */ |
| 541 | 182 NULL, /* init master */ |
| 681 | 183 NULL, /* init module */ |
| 541 | 184 NULL, /* init process */ |
| 185 NULL, /* init thread */ | |
| 186 NULL, /* exit thread */ | |
| 187 NULL, /* exit process */ | |
| 188 NULL, /* exit master */ | |
| 189 NGX_MODULE_V1_PADDING | |
|
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190 }; |
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191 |
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192 |
| 569 | 193 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
| 194 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; | |
| 497 | 195 |
| 196 | |
| 197 static u_char ngx_http_ssi_string[] = "<!--"; | |
| 198 | |
| 199 static ngx_str_t ngx_http_ssi_none = ngx_string("(none)"); | |
|
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200 |
| 553 | 201 #define NGX_HTTP_SSI_INCLUDE_VIRTUAL 0 |
| 202 #define NGX_HTTP_SSI_INCLUDE_FILE 1 | |
| 645 | 203 #define NGX_HTTP_SSI_INCLUDE_WAIT 2 |
| 667 | 204 #define NGX_HTTP_SSI_INCLUDE_STUB 3 |
|
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205 |
| 509 | 206 #define NGX_HTTP_SSI_ECHO_VAR 0 |
| 207 #define NGX_HTTP_SSI_ECHO_DEFAULT 1 | |
| 208 | |
| 547 | 209 #define NGX_HTTP_SSI_CONFIG_ERRMSG 0 |
| 210 #define NGX_HTTP_SSI_CONFIG_TIMEFMT 1 | |
| 509 | 211 |
| 553 | 212 #define NGX_HTTP_SSI_SET_VAR 0 |
| 213 #define NGX_HTTP_SSI_SET_VALUE 1 | |
| 509 | 214 |
| 215 #define NGX_HTTP_SSI_IF_EXPR 0 | |
| 216 | |
| 667 | 217 #define NGX_HTTP_SSI_BLOCK_NAME 0 |
| 218 | |
| 497 | 219 |
| 553 | 220 static ngx_http_ssi_param_t ngx_http_ssi_include_params[] = { |
| 597 | 221 { ngx_string("virtual"), NGX_HTTP_SSI_INCLUDE_VIRTUAL, 0, 0 }, |
| 222 { ngx_string("file"), NGX_HTTP_SSI_INCLUDE_FILE, 0, 0 }, | |
| 645 | 223 { ngx_string("wait"), NGX_HTTP_SSI_INCLUDE_WAIT, 0, 0 }, |
| 667 | 224 { ngx_string("stub"), NGX_HTTP_SSI_INCLUDE_STUB, 0, 0 }, |
| 597 | 225 { ngx_null_string, 0, 0, 0 } |
| 553 | 226 }; |
| 227 | |
| 228 | |
| 497 | 229 static ngx_http_ssi_param_t ngx_http_ssi_echo_params[] = { |
| 597 | 230 { ngx_string("var"), NGX_HTTP_SSI_ECHO_VAR, 1, 0 }, |
| 231 { ngx_string("default"), NGX_HTTP_SSI_ECHO_DEFAULT, 0, 0 }, | |
| 232 { ngx_null_string, 0, 0, 0 } | |
| 497 | 233 }; |
|
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234 |
| 509 | 235 |
| 236 static ngx_http_ssi_param_t ngx_http_ssi_config_params[] = { | |
| 597 | 237 { ngx_string("errmsg"), NGX_HTTP_SSI_CONFIG_ERRMSG, 0, 0 }, |
| 238 { ngx_string("timefmt"), NGX_HTTP_SSI_CONFIG_TIMEFMT, 0, 0 }, | |
| 239 { ngx_null_string, 0, 0, 0 } | |
| 509 | 240 }; |
| 241 | |
| 242 | |
| 553 | 243 static ngx_http_ssi_param_t ngx_http_ssi_set_params[] = { |
| 597 | 244 { ngx_string("var"), NGX_HTTP_SSI_SET_VAR, 1, 0 }, |
| 245 { ngx_string("value"), NGX_HTTP_SSI_SET_VALUE, 1, 0 }, | |
| 246 { ngx_null_string, 0, 0, 0 } | |
| 553 | 247 }; |
| 248 | |
| 249 | |
| 509 | 250 static ngx_http_ssi_param_t ngx_http_ssi_if_params[] = { |
| 597 | 251 { ngx_string("expr"), NGX_HTTP_SSI_IF_EXPR, 1, 0 }, |
| 252 { ngx_null_string, 0, 0, 0 } | |
| 509 | 253 }; |
| 254 | |
| 255 | |
| 667 | 256 static ngx_http_ssi_param_t ngx_http_ssi_block_params[] = { |
| 257 { ngx_string("name"), NGX_HTTP_SSI_BLOCK_NAME, 1, 0 }, | |
| 258 { ngx_null_string, 0, 0, 0 } | |
| 259 }; | |
| 260 | |
| 261 | |
| 509 | 262 static ngx_http_ssi_param_t ngx_http_ssi_no_params[] = { |
| 597 | 263 { ngx_null_string, 0, 0, 0 } |
| 509 | 264 }; |
| 265 | |
|
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266 |
| 497 | 267 static ngx_http_ssi_command_t ngx_http_ssi_commands[] = { |
| 553 | 268 { ngx_string("include"), ngx_http_ssi_include, |
| 667 | 269 ngx_http_ssi_include_params, 0, 0, 1 }, |
| 270 { ngx_string("echo"), ngx_http_ssi_echo, | |
| 271 ngx_http_ssi_echo_params, 0, 0, 0 }, | |
| 509 | 272 { ngx_string("config"), ngx_http_ssi_config, |
| 667 | 273 ngx_http_ssi_config_params, 0, 0, 0 }, |
| 274 { ngx_string("set"), ngx_http_ssi_set, ngx_http_ssi_set_params, 0, 0, 0 }, | |
| 275 | |
| 276 { ngx_string("if"), ngx_http_ssi_if, ngx_http_ssi_if_params, 0, 0, 0 }, | |
| 629 | 277 { ngx_string("elif"), ngx_http_ssi_if, ngx_http_ssi_if_params, |
| 667 | 278 NGX_HTTP_SSI_COND_IF, 0, 0 }, |
| 629 | 279 { ngx_string("else"), ngx_http_ssi_else, ngx_http_ssi_no_params, |
| 667 | 280 NGX_HTTP_SSI_COND_IF, 0, 0 }, |
| 629 | 281 { ngx_string("endif"), ngx_http_ssi_endif, ngx_http_ssi_no_params, |
| 667 | 282 NGX_HTTP_SSI_COND_ELSE, 0, 0 }, |
| 283 | |
| 284 { ngx_string("block"), ngx_http_ssi_block, | |
| 285 ngx_http_ssi_block_params, 0, 0, 0 }, | |
| 286 { ngx_string("endblock"), ngx_http_ssi_endblock, | |
| 287 ngx_http_ssi_no_params, 0, 1, 0 }, | |
| 288 | |
| 289 { ngx_null_string, NULL, NULL, 0, 0, 0 } | |
| 497 | 290 }; |
| 291 | |
| 292 | |
| 509 | 293 static ngx_http_variable_t ngx_http_ssi_vars[] = { |
| 294 | |
| 637 | 295 { ngx_string("date_local"), NULL, ngx_http_ssi_date_gmt_local_variable, 0, |
| 533 | 296 NGX_HTTP_VAR_NOCACHABLE, 0 }, |
| 509 | 297 |
| 637 | 298 { ngx_string("date_gmt"), NULL, ngx_http_ssi_date_gmt_local_variable, 1, |
| 533 | 299 NGX_HTTP_VAR_NOCACHABLE, 0 }, |
| 509 | 300 |
| 637 | 301 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 302 }; |
| 303 | |
| 304 | |
| 305 | |
| 497 | 306 static ngx_int_t |
| 307 ngx_http_ssi_header_filter(ngx_http_request_t *r) | |
|
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308 { |
| 597 | 309 ngx_uint_t i; |
| 310 ngx_str_t *type; | |
| 311 ngx_http_ssi_ctx_t *ctx; | |
| 312 ngx_http_ssi_loc_conf_t *slcf; | |
| 313 | |
| 314 slcf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); | |
| 315 | |
| 316 if (!slcf->enable | |
| 577 | 317 || r->headers_out.content_type.len == 0 |
| 318 || r->headers_out.content_length_n == 0) | |
|
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319 { |
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320 return ngx_http_next_header_filter(r); |
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321 } |
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322 |
| 497 | 323 |
| 597 | 324 type = slcf->types->elts; |
| 325 for (i = 0; i < slcf->types->nelts; i++) { | |
| 527 | 326 if (r->headers_out.content_type.len >= type[i].len |
| 327 && ngx_strncasecmp(r->headers_out.content_type.data, | |
| 328 type[i].data, type[i].len) == 0) | |
| 329 { | |
| 330 goto found; | |
| 331 } | |
| 332 } | |
| 333 | |
| 334 return ngx_http_next_header_filter(r); | |
| 335 | |
| 336 | |
| 337 found: | |
| 338 | |
| 499 | 339 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_ssi_ctx_t)); |
| 340 if (ctx == NULL) { | |
| 497 | 341 return NGX_ERROR; |
| 342 } | |
| 343 | |
| 344 ngx_http_set_ctx(r, ctx, ngx_http_ssi_filter_module); | |
| 345 | |
|
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346 |
| 597 | 347 ctx->value_len = slcf->value_len; |
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348 ctx->last_out = &ctx->out; |
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349 |
| 509 | 350 ctx->output = 1; |
| 351 | |
| 497 | 352 ctx->params.elts = ctx->params_array; |
| 353 ctx->params.size = sizeof(ngx_table_elt_t); | |
| 354 ctx->params.nalloc = NGX_HTTP_SSI_PARAMS_N; | |
| 355 ctx->params.pool = r->pool; | |
| 356 | |
| 509 | 357 ctx->timefmt.len = sizeof("%A, %d-%b-%Y %H:%M:%S %Z") - 1; |
| 358 ctx->timefmt.data = (u_char *) "%A, %d-%b-%Y %H:%M:%S %Z"; | |
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359 |
| 547 | 360 ctx->errmsg.len = |
| 361 sizeof("[an error occurred while processing the directive]") - 1; | |
| 362 ctx->errmsg.data = (u_char *) | |
| 363 "[an error occurred while processing the directive]"; | |
| 364 | |
| 497 | 365 r->filter_need_in_memory = 1; |
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366 |
| 597 | 367 if (r == r->main) { |
| 577 | 368 ngx_http_clear_content_length(r); |
| 369 ngx_http_clear_last_modified(r); | |
| 509 | 370 } |
| 371 | |
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372 return ngx_http_next_header_filter(r); |
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373 } |
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374 |
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375 |
| 497 | 376 static ngx_int_t |
| 377 ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in) | |
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378 { |
| 667 | 379 size_t len; |
| 597 | 380 ngx_int_t rc; |
| 381 ngx_buf_t *b; | |
| 382 ngx_uint_t i, index; | |
| 667 | 383 ngx_chain_t *cl, **ll; |
| 597 | 384 ngx_table_elt_t *param; |
| 385 ngx_connection_t *c; | |
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386 ngx_http_request_t *pr; |
| 667 | 387 ngx_http_ssi_ctx_t *ctx, *mctx; |
| 388 ngx_http_ssi_block_t *bl; | |
| 597 | 389 ngx_http_ssi_param_t *prm; |
| 390 ngx_http_ssi_command_t *cmd; | |
| 391 ngx_http_ssi_loc_conf_t *slcf; | |
| 392 ngx_http_ssi_main_conf_t *smcf; | |
| 599 | 393 ngx_str_t *params[NGX_HTTP_SSI_MAX_PARAMS + 1]; |
|
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394 |
|
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395 ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); |
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396 |
| 645 | 397 if (ctx == NULL |
| 398 || (in == NULL | |
| 399 && ctx->buf == NULL | |
| 400 && ctx->in == NULL | |
| 401 && ctx->busy == NULL)) | |
| 402 { | |
|
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403 return ngx_http_next_body_filter(r, in); |
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404 } |
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405 |
| 497 | 406 /* add the incoming chain to the chain ctx->in */ |
|
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407 |
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408 if (in) { |
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409 if (ngx_chain_add_copy(r->pool, &ctx->in, in) == NGX_ERROR) { |
|
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410 return NGX_ERROR; |
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411 } |
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412 } |
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413 |
| 645 | 414 if (ctx->wait) { |
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415 if (r->connection->data != r) { |
| 645 | 416 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 417 "http ssi filter \"%V\" wait", &r->uri); | |
| 418 return NGX_AGAIN; | |
| 419 } | |
| 420 | |
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421 for (pr = ctx->wait->parent; pr; pr = pr->parent) { |
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422 if (pr == r) { |
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423 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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424 "http ssi filter \"%V\" flush", &r->uri); |
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425 |
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426 rc = ngx_http_next_body_filter(r, NULL); |
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427 |
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428 if (ctx->wait->done) { |
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429 ctx->wait = NULL; |
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430 } |
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431 |
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432 if (rc == NGX_ERROR || rc == NGX_AGAIN) { |
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433 return rc; |
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434 } |
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435 } |
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436 } |
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437 |
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438 if (ctx->wait == r) { |
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439 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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440 "http ssi filter \"%V\" continue", &r->uri); |
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441 ctx->wait = NULL; |
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442 } |
| 645 | 443 } |
| 444 | |
| 597 | 445 slcf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); |
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|
446 |
| 509 | 447 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 448 "http ssi filter \"%V\"", &r->uri); | |
|
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449 |
| 499 | 450 while (ctx->in || ctx->buf) { |
|
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451 |
| 499 | 452 if (ctx->buf == NULL ){ |
| 453 ctx->buf = ctx->in->buf; | |
| 454 ctx->in = ctx->in->next; | |
| 455 ctx->pos = ctx->buf->pos; | |
| 456 } | |
| 497 | 457 |
| 458 if (ctx->state == ssi_start_state) { | |
| 459 ctx->copy_start = ctx->pos; | |
| 460 ctx->copy_end = ctx->pos; | |
|
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|
461 } |
|
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462 |
| 499 | 463 b = NULL; |
| 464 | |
|
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465 while (ctx->pos < ctx->buf->last) { |
|
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466 |
|
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467 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
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468 "saved: %d state: %d", ctx->saved, ctx->state); |
|
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469 |
|
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470 rc = ngx_http_ssi_parse(r, ctx); |
|
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|
471 |
| 497 | 472 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 473 "parse: %d, looked: %d %p-%p", | |
| 474 rc, ctx->looked, ctx->copy_start, ctx->copy_end); | |
|
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475 |
| 497 | 476 if (rc == NGX_ERROR) { |
|
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477 return rc; |
| 497 | 478 } |
|
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479 |
| 497 | 480 if (ctx->copy_start != ctx->copy_end) { |
|
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481 |
| 509 | 482 if (ctx->output) { |
| 483 | |
| 484 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 485 "saved: %d", ctx->saved); | |
| 486 | |
| 487 if (ctx->saved) { | |
| 488 | |
| 489 if (ctx->free) { | |
| 490 cl = ctx->free; | |
| 491 ctx->free = ctx->free->next; | |
| 492 b = cl->buf; | |
| 493 ngx_memzero(b, sizeof(ngx_buf_t)); | |
|
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|
494 |
| 509 | 495 } else { |
| 496 b = ngx_calloc_buf(r->pool); | |
| 497 if (b == NULL) { | |
| 498 return NGX_ERROR; | |
| 499 } | |
| 500 | |
| 501 cl = ngx_alloc_chain_link(r->pool); | |
| 502 if (cl == NULL) { | |
| 503 return NGX_ERROR; | |
| 504 } | |
| 505 | |
| 506 cl->buf = b; | |
| 507 } | |
| 508 | |
| 509 b->memory = 1; | |
| 510 b->pos = ngx_http_ssi_string; | |
| 511 b->last = ngx_http_ssi_string + ctx->saved; | |
| 512 | |
| 513 *ctx->last_out = cl; | |
| 514 ctx->last_out = &cl->next; | |
| 515 | |
| 516 ctx->saved = 0; | |
| 517 } | |
| 499 | 518 |
| 519 if (ctx->free) { | |
| 520 cl = ctx->free; | |
| 521 ctx->free = ctx->free->next; | |
| 522 b = cl->buf; | |
| 523 | |
| 524 } else { | |
| 509 | 525 b = ngx_alloc_buf(r->pool); |
| 499 | 526 if (b == NULL) { |
| 527 return NGX_ERROR; | |
| 528 } | |
| 529 | |
| 530 cl = ngx_alloc_chain_link(r->pool); | |
| 531 if (cl == NULL) { | |
| 532 return NGX_ERROR; | |
| 533 } | |
| 534 | |
| 535 cl->buf = b; | |
|
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|
536 } |
|
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|
537 |
| 509 | 538 ngx_memcpy(b, ctx->buf, sizeof(ngx_buf_t)); |
| 539 | |
| 513 | 540 b->pos = ctx->copy_start; |
| 541 b->last = ctx->copy_end; | |
| 542 b->shadow = NULL; | |
| 509 | 543 b->last_buf = 0; |
| 544 b->recycled = 0; | |
|
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|
545 |
| 509 | 546 if (b->in_file) { |
| 597 | 547 if (slcf->min_file_chunk < (size_t) (b->last - b->pos)) |
| 509 | 548 { |
| 549 b->file_last = b->file_pos + (b->last - b->start); | |
| 550 b->file_pos += b->pos - b->start; | |
| 551 | |
| 552 } else { | |
| 553 b->in_file = 0; | |
| 554 } | |
| 555 } | |
| 556 | |
| 557 cl->next = NULL; | |
|
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|
558 *ctx->last_out = cl; |
|
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|
559 ctx->last_out = &cl->next; |
|
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|
560 |
| 509 | 561 } else { |
| 667 | 562 if (ctx->block |
| 563 && ctx->saved + (ctx->copy_end - ctx->copy_start)) | |
| 564 { | |
| 565 b = ngx_create_temp_buf(r->pool, | |
| 566 ctx->saved + (ctx->copy_end - ctx->copy_start)); | |
| 567 | |
| 568 if (b == NULL) { | |
| 569 return NGX_ERROR; | |
| 570 } | |
| 571 | |
| 572 if (ctx->saved) { | |
| 573 b->last = ngx_cpymem(b->pos, ngx_http_ssi_string, | |
| 574 ctx->saved); | |
| 575 } | |
| 576 | |
| 577 b->last = ngx_cpymem(b->last, ctx->copy_start, | |
| 578 ctx->copy_end - ctx->copy_start); | |
| 579 | |
| 580 cl = ngx_alloc_chain_link(r->pool); | |
| 581 if (cl == NULL) { | |
| 582 return NGX_ERROR; | |
| 583 } | |
| 584 | |
| 585 cl->buf = b; | |
| 586 cl->next = NULL; | |
| 587 | |
| 588 b = NULL; | |
| 589 | |
| 590 mctx = ngx_http_get_module_ctx(r->main, | |
| 591 ngx_http_ssi_filter_module); | |
| 592 bl = mctx->blocks->elts; | |
| 593 for (ll = &bl[mctx->blocks->nelts - 1].bufs; | |
| 594 *ll; | |
| 595 ll = &(*ll)->next) | |
| 596 { | |
| 597 /* void */ | |
| 598 } | |
| 599 | |
| 600 *ll = cl; | |
| 601 } | |
| 602 | |
|
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|
603 ctx->saved = 0; |
|
239
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parents:
131
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|
604 } |
|
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parents:
131
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changeset
|
605 } |
| 497 | 606 |
| 607 if (ctx->state == ssi_start_state) { | |
| 608 ctx->copy_start = ctx->pos; | |
| 609 ctx->copy_end = ctx->pos; | |
|
240
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parents:
239
diff
changeset
|
610 |
| 497 | 611 } else { |
| 612 ctx->copy_start = NULL; | |
| 613 ctx->copy_end = NULL; | |
| 614 } | |
| 615 | |
| 616 if (rc == NGX_AGAIN) { | |
| 617 continue; | |
| 618 } | |
|
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|
619 |
| 497 | 620 |
| 573 | 621 b = NULL; |
| 622 | |
| 497 | 623 if (rc == NGX_OK) { |
| 624 | |
| 597 | 625 smcf = ngx_http_get_module_main_conf(r, |
| 626 ngx_http_ssi_filter_module); | |
| 627 | |
| 628 cmd = ngx_hash_find(&smcf->hash, ctx->key, ctx->command.data, | |
| 629 ctx->command.len); | |
| 630 | |
| 631 if (cmd == NULL) { | |
| 632 if (ctx->output) { | |
| 633 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 634 "invalid SSI command: \"%V\"", | |
| 635 &ctx->command); | |
| 636 goto ssi_error; | |
| 497 | 637 } |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
638 |
| 597 | 639 continue; |
| 497 | 640 } |
| 641 | |
| 629 | 642 if (cmd->conditional |
| 643 && (ctx->conditional == 0 | |
| 644 || ctx->conditional > cmd->conditional)) | |
| 645 { | |
| 646 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 647 "invalid context of SSI command: \"%V\"", | |
| 648 &ctx->command); | |
| 649 goto ssi_error; | |
| 650 } | |
| 651 | |
| 667 | 652 if (!ctx->output && !cmd->block) { |
| 653 | |
| 654 if (ctx->block) { | |
| 655 | |
| 656 /* reconstruct the SSI command text */ | |
| 657 | |
| 658 len = 5 + ctx->command.len + 4; | |
| 659 | |
| 660 param = ctx->params.elts; | |
| 661 for (i = 0; i < ctx->params.nelts; i++) { | |
| 662 len += 1 + param[i].key.len + 2 | |
| 663 + param[i].value.len + 1; | |
| 664 } | |
| 665 | |
| 666 b = ngx_create_temp_buf(r->pool, len); | |
| 667 | |
| 668 if (b == NULL) { | |
| 669 return NGX_ERROR; | |
| 670 } | |
| 671 | |
| 672 cl = ngx_alloc_chain_link(r->pool); | |
| 673 if (cl == NULL) { | |
| 674 return NGX_ERROR; | |
| 675 } | |
| 676 | |
| 677 cl->buf = b; | |
| 678 cl->next = NULL; | |
| 679 | |
| 680 *b->last++ = '<'; | |
| 681 *b->last++ = '!'; | |
| 682 *b->last++ = '-'; | |
| 683 *b->last++ = '-'; | |
| 684 *b->last++ = '#'; | |
| 685 | |
| 686 b->last = ngx_cpymem(b->last, ctx->command.data, | |
| 687 ctx->command.len); | |
| 688 | |
| 689 for (i = 0; i < ctx->params.nelts; i++) { | |
| 690 *b->last++ = ' '; | |
| 691 b->last = ngx_cpymem(b->last, param[i].key.data, | |
| 692 param[i].key.len); | |
| 693 *b->last++ = '='; | |
| 694 *b->last++ = '"'; | |
| 695 b->last = ngx_cpymem(b->last, param[i].value.data, | |
| 696 param[i].value.len); | |
| 697 *b->last++ = '"'; | |
| 698 } | |
| 699 | |
| 700 *b->last++ = ' '; | |
| 701 *b->last++ = '-'; | |
| 702 *b->last++ = '-'; | |
| 703 *b->last++ = '>'; | |
| 704 | |
| 705 mctx = ngx_http_get_module_ctx(r->main, | |
| 706 ngx_http_ssi_filter_module); | |
| 707 bl = mctx->blocks->elts; | |
| 708 for (ll = &bl[mctx->blocks->nelts - 1].bufs; | |
| 709 *ll; | |
| 710 ll = &(*ll)->next) | |
| 711 { | |
| 712 /* void */ | |
| 713 } | |
| 714 | |
| 715 *ll = cl; | |
| 716 | |
| 717 b = NULL; | |
| 718 | |
| 719 continue; | |
| 720 } | |
| 721 | |
| 722 if (cmd->conditional == 0) { | |
| 723 continue; | |
| 724 } | |
| 509 | 725 } |
| 726 | |
| 597 | 727 if (ctx->params.nelts > NGX_HTTP_SSI_MAX_PARAMS) { |
| 728 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 729 "too many SSI command paramters: \"%V\"", | |
| 730 &ctx->command); | |
| 731 goto ssi_error; | |
| 732 } | |
| 733 | |
| 497 | 734 ngx_memzero(params, |
| 599 | 735 (NGX_HTTP_SSI_MAX_PARAMS + 1) * sizeof(ngx_str_t *)); |
| 497 | 736 |
| 737 param = ctx->params.elts; | |
| 738 | |
| 739 for (i = 0; i < ctx->params.nelts; i++) { | |
| 740 | |
| 741 for (prm = cmd->params; prm->name.len; prm++) { | |
| 742 | |
| 743 if (param[i].key.len != prm->name.len | |
| 744 || ngx_strncmp(param[i].key.data, prm->name.data, | |
| 745 prm->name.len) != 0) | |
| 746 { | |
| 747 continue; | |
| 748 } | |
| 749 | |
| 597 | 750 if (!prm->multiple) { |
| 751 if (params[prm->index]) { | |
| 752 ngx_log_error(NGX_LOG_ERR, | |
| 753 r->connection->log, 0, | |
| 754 "duplicate \"%V\" parameter " | |
| 755 "in \"%V\" SSI command", | |
| 756 ¶m[i].key, &ctx->command); | |
| 757 | |
| 758 goto ssi_error; | |
| 759 } | |
| 760 | |
| 761 params[prm->index] = ¶m[i].value; | |
| 762 | |
| 763 break; | |
| 497 | 764 } |
| 765 | |
| 597 | 766 for (index = prm->index; params[index]; index++) { |
| 767 /* void */ | |
| 768 } | |
| 769 | |
| 770 params[index] = ¶m[i].value; | |
|
239
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parents:
131
diff
changeset
|
771 |
| 497 | 772 break; |
| 773 } | |
| 774 | |
| 775 if (prm->name.len == 0) { | |
| 776 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 777 "invalid parameter name: \"%V\" " | |
| 778 "in \"%V\" SSI command", | |
| 779 ¶m[i].key, &ctx->command); | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
780 |
| 497 | 781 goto ssi_error; |
| 782 } | |
| 783 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
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parents:
241
diff
changeset
|
784 |
| 497 | 785 for (prm = cmd->params; prm->name.len; prm++) { |
| 786 if (prm->mandatory && params[prm->index] == 0) { | |
| 787 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 788 "mandatory \"%V\" parameter is absent " | |
| 789 "in \"%V\" SSI command", | |
| 790 &prm->name, &ctx->command); | |
| 791 | |
| 792 goto ssi_error; | |
| 793 } | |
| 794 } | |
| 795 | |
| 509 | 796 if (cmd->flush && ctx->out) { |
| 797 rc = ngx_http_ssi_output(r, ctx); | |
| 798 | |
| 799 if (rc == NGX_ERROR) { | |
| 800 return NGX_ERROR; | |
| 801 } | |
| 802 } | |
| 803 | |
| 569 | 804 c = r->connection; |
| 805 | |
| 806 rc = cmd->handler(r, ctx, params); | |
| 807 | |
| 583 | 808 if (c->destroyed) { |
| 569 | 809 return NGX_DONE; |
| 810 } | |
| 811 | |
| 812 if (rc == NGX_OK) { | |
| 497 | 813 continue; |
|
242
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parents:
241
diff
changeset
|
814 } |
| 583 | 815 |
| 645 | 816 if (rc == NGX_AGAIN) { |
| 817 return NGX_AGAIN; | |
| 818 } | |
| 819 | |
| 583 | 820 if (rc == NGX_ERROR) { |
| 821 return NGX_ERROR; | |
| 822 } | |
|
239
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parents:
131
diff
changeset
|
823 } |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
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parents:
131
diff
changeset
|
824 |
| 497 | 825 |
| 826 /* rc == NGX_HTTP_SSI_ERROR */ | |
| 827 | |
| 499 | 828 ssi_error: |
| 497 | 829 |
| 597 | 830 if (slcf->silent_errors) { |
| 497 | 831 continue; |
| 832 } | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
833 |
| 499 | 834 if (ctx->free) { |
| 835 cl = ctx->free; | |
| 836 ctx->free = ctx->free->next; | |
| 837 b = cl->buf; | |
| 838 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 839 | |
| 840 } else { | |
| 841 b = ngx_calloc_buf(r->pool); | |
| 842 if (b == NULL) { | |
| 843 return NGX_ERROR; | |
| 844 } | |
| 845 | |
| 846 cl = ngx_alloc_chain_link(r->pool); | |
| 847 if (cl == NULL) { | |
| 848 return NGX_ERROR; | |
| 849 } | |
| 850 | |
| 851 cl->buf = b; | |
| 497 | 852 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
853 |
| 497 | 854 b->memory = 1; |
| 547 | 855 b->pos = ctx->errmsg.data; |
| 856 b->last = ctx->errmsg.data + ctx->errmsg.len; | |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
857 |
| 497 | 858 cl->next = NULL; |
| 859 *ctx->last_out = cl; | |
| 860 ctx->last_out = &cl->next; | |
|
242
5d4f49dc8de5
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parents:
241
diff
changeset
|
861 |
| 497 | 862 continue; |
| 863 } | |
| 864 | |
|
710
6875ee9f93c7
ssi did work with memcached and nonbuffered responses
Igor Sysoev <igor@sysoev.ru>
parents:
681
diff
changeset
|
865 if (ctx->buf->last_buf || ngx_buf_in_memory(ctx->buf)) { |
| 499 | 866 if (b == NULL) { |
| 867 if (ctx->free) { | |
| 868 cl = ctx->free; | |
| 869 ctx->free = ctx->free->next; | |
| 870 b = cl->buf; | |
| 871 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 872 | |
| 873 } else { | |
| 874 b = ngx_calloc_buf(r->pool); | |
| 875 if (b == NULL) { | |
| 876 return NGX_ERROR; | |
| 877 } | |
| 497 | 878 |
| 499 | 879 cl = ngx_alloc_chain_link(r->pool); |
| 880 if (cl == NULL) { | |
| 881 return NGX_ERROR; | |
| 882 } | |
| 883 | |
| 884 cl->buf = b; | |
| 885 } | |
| 886 | |
| 509 | 887 b->sync = 1; |
| 888 | |
| 499 | 889 cl->next = NULL; |
| 890 *ctx->last_out = cl; | |
| 891 ctx->last_out = &cl->next; | |
| 892 } | |
| 893 | |
| 894 b->last_buf = ctx->buf->last_buf; | |
| 895 b->shadow = ctx->buf; | |
| 509 | 896 |
| 597 | 897 if (slcf->ignore_recycled_buffers == 0) { |
| 509 | 898 b->recycled = ctx->buf->recycled; |
| 899 } | |
| 497 | 900 } |
| 901 | |
| 499 | 902 ctx->buf = NULL; |
| 903 | |
| 497 | 904 ctx->saved = ctx->looked; |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
905 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
906 |
| 499 | 907 if (ctx->out == NULL && ctx->busy == NULL) { |
| 497 | 908 return NGX_OK; |
|
129
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
909 } |
|
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
910 |
| 509 | 911 return ngx_http_ssi_output(r, ctx); |
| 912 } | |
| 913 | |
| 914 | |
| 915 static ngx_int_t | |
| 916 ngx_http_ssi_output(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) | |
| 917 { | |
| 918 ngx_int_t rc; | |
| 919 ngx_buf_t *b; | |
| 920 ngx_chain_t *cl; | |
| 921 | |
| 641 | 922 #if 1 |
| 923 b = NULL; | |
| 924 for (cl = ctx->out; cl; cl = cl->next) { | |
| 643 | 925 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 926 "ssi out: %p %p", cl->buf, cl->buf->pos); | |
| 641 | 927 if (cl->buf == b) { |
| 928 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 929 "the same buf was used in ssi"); | |
| 930 ngx_debug_point(); | |
| 931 return NGX_ERROR; | |
| 932 } | |
| 933 b = cl->buf; | |
| 934 } | |
| 935 #endif | |
| 936 | |
| 497 | 937 rc = ngx_http_next_body_filter(r, ctx->out); |
|
129
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
938 |
| 499 | 939 if (ctx->busy == NULL) { |
| 940 ctx->busy = ctx->out; | |
| 941 | |
| 942 } else { | |
| 943 for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } | |
| 944 cl->next = ctx->out; | |
| 945 } | |
| 946 | |
| 497 | 947 ctx->out = NULL; |
| 948 ctx->last_out = &ctx->out; | |
|
129
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
949 |
| 499 | 950 while (ctx->busy) { |
| 951 | |
| 657 | 952 cl = ctx->busy; |
| 953 b = cl->buf; | |
| 499 | 954 |
| 955 if (ngx_buf_size(b) != 0) { | |
| 956 break; | |
| 957 } | |
| 958 | |
| 959 #if (NGX_HAVE_WRITE_ZEROCOPY) | |
| 960 if (b->zerocopy_busy) { | |
| 961 break; | |
| 962 } | |
| 963 #endif | |
| 964 | |
| 965 if (b->shadow) { | |
| 966 b->shadow->pos = b->shadow->last; | |
| 967 } | |
| 968 | |
| 969 ctx->busy = cl->next; | |
| 645 | 970 |
| 971 if (ngx_buf_in_memory(b) || b->in_file) { | |
| 972 /* add data bufs only to the free buf chain */ | |
| 973 | |
| 974 cl->next = ctx->free; | |
| 975 ctx->free = cl; | |
| 976 } | |
| 499 | 977 } |
| 978 | |
| 497 | 979 return rc; |
|
129
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
980 } |
|
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
981 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
982 |
| 489 | 983 static ngx_int_t |
| 984 ngx_http_ssi_parse(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) | |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
985 { |
| 609 | 986 u_char *p, *value, *last, *copy_end, ch; |
| 497 | 987 size_t looked; |
|
241
3bfa496bc22e
nginx-0.0.1-2004-01-27-10:08:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
240
diff
changeset
|
988 ngx_http_ssi_state_e state; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
989 |
| 497 | 990 state = ctx->state; |
| 991 looked = ctx->looked; | |
| 992 last = ctx->buf->last; | |
| 993 copy_end = ctx->copy_end; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
994 |
| 497 | 995 for (p = ctx->pos; p < last; p++) { |
| 489 | 996 |
| 997 ch = *p; | |
| 998 | |
| 999 if (state == ssi_start_state) { | |
| 1000 | |
| 1001 /* the tight loop */ | |
| 1002 | |
| 499 | 1003 for ( ;; ) { |
| 1004 if (ch == '<') { | |
| 1005 copy_end = p; | |
| 1006 looked = 1; | |
| 1007 state = ssi_tag_state; | |
| 1008 | |
| 1009 goto tag_started; | |
| 489 | 1010 } |
| 1011 | |
| 499 | 1012 if (++p == last) { |
| 1013 break; | |
| 1014 } | |
| 497 | 1015 |
| 499 | 1016 ch = *p; |
| 489 | 1017 } |
| 1018 | |
| 497 | 1019 ctx->pos = p; |
| 1020 ctx->looked = looked; | |
| 1021 ctx->copy_end = p; | |
| 489 | 1022 |
| 497 | 1023 if (ctx->copy_start == NULL) { |
| 1024 ctx->copy_start = ctx->buf->pos; | |
| 489 | 1025 } |
| 497 | 1026 |
| 1027 return NGX_AGAIN; | |
| 1028 | |
| 499 | 1029 tag_started: |
| 1030 | |
| 497 | 1031 continue; |
| 489 | 1032 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1033 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
1034 switch (state) { |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1035 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
1036 case ssi_start_state: |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1037 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1038 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1039 case ssi_tag_state: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1040 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1041 case '!': |
| 497 | 1042 looked = 2; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1043 state = ssi_comment0_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1044 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1045 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1046 case '<': |
| 497 | 1047 copy_end = p; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1048 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1049 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1050 default: |
| 497 | 1051 copy_end = p; |
| 1052 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1053 state = ssi_start_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1054 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1055 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1056 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1057 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1058 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1059 case ssi_comment0_state: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1060 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1061 case '-': |
| 497 | 1062 looked = 3; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1063 state = ssi_comment1_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1064 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1065 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1066 case '<': |
| 497 | 1067 copy_end = p; |
| 1068 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1069 state = ssi_tag_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1070 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1071 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1072 default: |
| 497 | 1073 copy_end = p; |
| 1074 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1075 state = ssi_start_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1076 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1077 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1078 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1079 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1080 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1081 case ssi_comment1_state: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1082 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1083 case '-': |
| 497 | 1084 looked = 4; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1085 state = ssi_sharp_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1086 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1087 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1088 case '<': |
| 497 | 1089 copy_end = p; |
| 1090 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1091 state = ssi_tag_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1092 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1093 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1094 default: |
| 497 | 1095 copy_end = p; |
| 1096 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1097 state = ssi_start_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1098 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1099 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1100 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1101 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1102 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1103 case ssi_sharp_state: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1104 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1105 case '#': |
| 659 | 1106 if (p - ctx->pos < 4) { |
| 1107 ctx->saved = 0; | |
| 1108 } | |
| 497 | 1109 looked = 0; |
| 1110 state = ssi_precommand_state; | |
| 489 | 1111 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1112 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1113 case '<': |
| 497 | 1114 copy_end = p; |
| 1115 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1116 state = ssi_tag_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1117 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1118 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1119 default: |
| 497 | 1120 copy_end = p; |
| 1121 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1122 state = ssi_start_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1123 break; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1124 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
1125 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1126 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1127 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1128 case ssi_precommand_state: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1129 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1130 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1131 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1132 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1133 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1134 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1135 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1136 default: |
| 489 | 1137 ctx->command.len = 1; |
| 497 | 1138 ctx->command.data = ngx_palloc(r->pool, |
| 609 | 1139 NGX_HTTP_SSI_COMMAND_LEN); |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1140 if (ctx->command.data == NULL) { |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1141 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1142 } |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1143 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1144 ctx->command.data[0] = ch; |
| 609 | 1145 |
| 597 | 1146 ctx->key = 0; |
| 1147 ctx->key = ngx_hash(ctx->key, ch); | |
| 1148 | |
| 497 | 1149 ctx->params.nelts = 0; |
| 629 | 1150 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1151 state = ssi_command_state; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1152 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1153 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
1154 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1155 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1156 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1157 case ssi_command_state: |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1158 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1159 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1160 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1161 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1162 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1163 state = ssi_preparam_state; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1164 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1165 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1166 case '-': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1167 state = ssi_comment_end0_state; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1168 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1169 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1170 default: |
| 497 | 1171 if (ctx->command.len == NGX_HTTP_SSI_COMMAND_LEN) { |
| 1172 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 609 | 1173 "the \"%V%c...\" SSI command is too long", |
| 1174 &ctx->command, ch); | |
| 497 | 1175 |
| 1176 state = ssi_error_state; | |
| 1177 break; | |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1178 } |
| 609 | 1179 |
| 1180 ctx->command.data[ctx->command.len++] = ch; | |
| 1181 ctx->key = ngx_hash(ctx->key, ch); | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1182 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1183 |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1184 break; |
|
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1185 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1186 case ssi_preparam_state: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1187 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1188 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1189 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1190 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1191 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1192 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1193 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1194 case '-': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1195 state = ssi_comment_end0_state; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1196 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1197 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1198 default: |
| 499 | 1199 ctx->param = ngx_array_push(&ctx->params); |
| 1200 if (ctx->param == NULL) { | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1201 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1202 } |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1203 |
| 489 | 1204 ctx->param->key.len = 1; |
| 497 | 1205 ctx->param->key.data = ngx_palloc(r->pool, |
| 609 | 1206 NGX_HTTP_SSI_PARAM_LEN); |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1207 if (ctx->param->key.data == NULL) { |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1208 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1209 } |
| 497 | 1210 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1211 ctx->param->key.data[0] = ch; |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1212 |
| 489 | 1213 ctx->param->value.len = 0; |
| 609 | 1214 |
| 1215 if (ctx->value_buf == NULL) { | |
| 1216 ctx->param->value.data = ngx_palloc(r->pool, | |
| 1217 ctx->value_len); | |
| 1218 if (ctx->param->value.data == NULL) { | |
| 1219 return NGX_ERROR; | |
| 1220 } | |
| 1221 | |
| 1222 } else { | |
| 1223 ctx->param->value.data = ctx->value_buf; | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1224 } |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1225 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1226 state = ssi_param_state; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1227 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1228 } |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1229 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1230 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1231 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1232 case ssi_param_state: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1233 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1234 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1235 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1236 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1237 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1238 state = ssi_preequal_state; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1239 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1240 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1241 case '=': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1242 state = ssi_prevalue_state; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1243 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1244 |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1245 case '-': |
| 497 | 1246 state = ssi_error_end0_state; |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1247 |
| 497 | 1248 ctx->param->key.data[ctx->param->key.len++] = ch; |
| 1249 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1250 "invalid \"%V\" parameter in \"%V\" SSI command", | |
| 1251 &ctx->param->key, &ctx->command); | |
| 1252 break; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1253 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1254 default: |
| 497 | 1255 if (ctx->param->key.len == NGX_HTTP_SSI_PARAM_LEN) { |
| 1256 state = ssi_error_state; | |
| 1257 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 609 | 1258 "too long \"%V%c...\" parameter in " |
| 497 | 1259 "\"%V\" SSI command", |
| 609 | 1260 &ctx->param->key, ch, &ctx->command); |
| 497 | 1261 break; |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1262 } |
| 609 | 1263 |
| 1264 ctx->param->key.data[ctx->param->key.len++] = ch; | |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1265 } |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1266 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1267 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1268 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1269 case ssi_preequal_state: |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1270 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1271 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1272 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1273 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1274 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1275 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1276 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1277 case '=': |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1278 state = ssi_prevalue_state; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1279 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1280 |
| 497 | 1281 default: |
| 1282 if (ch == '-') { | |
| 1283 state = ssi_error_end0_state; | |
| 1284 } else { | |
| 1285 state = ssi_error_state; | |
| 1286 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1287 |
| 497 | 1288 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1289 "unexpected \"%c\" symbol after \"%V\" " | |
| 1290 "parameter in \"%V\" SSI command", | |
| 1291 ch, &ctx->param->key, &ctx->command); | |
| 1292 break; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1293 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1294 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1295 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1296 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1297 case ssi_prevalue_state: |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1298 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1299 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1300 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1301 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1302 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1303 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1304 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1305 case '"': |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1306 state = ssi_double_quoted_value_state; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1307 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1308 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1309 case '\'': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1310 state = ssi_quoted_value_state; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1311 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1312 |
| 497 | 1313 default: |
| 1314 if (ch == '-') { | |
| 1315 state = ssi_error_end0_state; | |
| 1316 } else { | |
| 1317 state = ssi_error_state; | |
| 1318 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1319 |
| 497 | 1320 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1321 "unexpected \"%c\" symbol before value of " | |
| 1322 "\"%V\" parameter in \"%V\" SSI command", | |
| 1323 ch, &ctx->param->key, &ctx->command); | |
| 1324 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1325 } |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1326 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1327 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1328 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1329 case ssi_double_quoted_value_state: |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1330 switch (ch) { |
| 559 | 1331 case '"': |
| 1332 state = ssi_postparam_state; | |
| 1333 break; | |
| 1334 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1335 case '\\': |
| 497 | 1336 ctx->saved_state = ssi_double_quoted_value_state; |
| 1337 state = ssi_quoted_symbol_state; | |
| 559 | 1338 |
| 1339 /* fall through */ | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1340 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1341 default: |
| 497 | 1342 if (ctx->param->value.len == ctx->value_len) { |
| 1343 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 609 | 1344 "too long \"%V%c...\" value of \"%V\" " |
| 1345 "parameter in \"%V\" SSI command", | |
| 1346 &ctx->param->value, ch, &ctx->param->key, | |
| 497 | 1347 &ctx->command); |
| 1348 state = ssi_error_state; | |
| 1349 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1350 } |
| 609 | 1351 |
| 1352 ctx->param->value.data[ctx->param->value.len++] = ch; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1353 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1354 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1355 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1356 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1357 case ssi_quoted_value_state: |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1358 switch (ch) { |
| 559 | 1359 case '\'': |
| 1360 state = ssi_postparam_state; | |
| 1361 break; | |
| 1362 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1363 case '\\': |
| 497 | 1364 ctx->saved_state = ssi_quoted_value_state; |
| 1365 state = ssi_quoted_symbol_state; | |
| 559 | 1366 |
| 1367 /* fall through */ | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1368 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1369 default: |
| 497 | 1370 if (ctx->param->value.len == ctx->value_len) { |
| 1371 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 609 | 1372 "too long \"%V%c...\" value of \"%V\" " |
| 1373 "parameter in \"%V\" SSI command", | |
| 1374 &ctx->param->value, ch, &ctx->param->key, | |
| 497 | 1375 &ctx->command); |
| 1376 state = ssi_error_state; | |
| 1377 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1378 } |
| 609 | 1379 |
| 1380 ctx->param->value.data[ctx->param->value.len++] = ch; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1381 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1382 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1383 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1384 |
| 497 | 1385 case ssi_quoted_symbol_state: |
| 559 | 1386 state = ctx->saved_state; |
| 1387 | |
| 497 | 1388 ctx->param->value.data[ctx->param->value.len++] = ch; |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1389 |
| 497 | 1390 break; |
| 1391 | |
| 1392 case ssi_postparam_state: | |
| 609 | 1393 |
| 651 | 1394 if (ctx->param->value.len + 1 < ctx->value_len / 2) { |
| 1395 value = ngx_palloc(r->pool, ctx->param->value.len + 1); | |
| 609 | 1396 if (value == NULL) { |
| 1397 return NGX_ERROR; | |
| 1398 } | |
| 1399 | |
| 1400 ngx_memcpy(value, ctx->param->value.data, | |
| 1401 ctx->param->value.len); | |
| 1402 | |
| 1403 ctx->value_buf = ctx->param->value.data; | |
| 1404 ctx->param->value.data = value; | |
| 1405 | |
| 1406 } else { | |
| 1407 ctx->value_buf = NULL; | |
| 1408 } | |
| 1409 | |
| 497 | 1410 switch (ch) { |
| 1411 case ' ': | |
| 1412 case CR: | |
| 1413 case LF: | |
| 1414 case '\t': | |
| 1415 state = ssi_preparam_state; | |
| 1416 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1417 |
| 497 | 1418 case '-': |
| 1419 state = ssi_comment_end0_state; | |
| 1420 break; | |
| 1421 | |
| 1422 default: | |
| 1423 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1424 "unexpected \"%c\" symbol after \"%V\" value " | |
| 1425 "of \"%V\" parameter in \"%V\" SSI command", | |
| 1426 ch, &ctx->param->value, &ctx->param->key, | |
| 1427 &ctx->command); | |
| 1428 state = ssi_error_state; | |
| 1429 break; | |
| 1430 } | |
| 1431 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1432 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1433 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1434 case ssi_comment_end0_state: |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1435 switch (ch) { |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1436 case '-': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1437 state = ssi_comment_end1_state; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1438 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1439 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1440 default: |
| 497 | 1441 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1442 "unexpected \"%c\" symbol in \"%V\" SSI command", | |
| 1443 ch, &ctx->command); | |
| 1444 state = ssi_error_state; | |
| 1445 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1446 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1447 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1448 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1449 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1450 case ssi_comment_end1_state: |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1451 switch (ch) { |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1452 case '>': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1453 ctx->state = ssi_start_state; |
| 497 | 1454 ctx->pos = p + 1; |
| 1455 ctx->looked = looked; | |
| 1456 ctx->copy_end = copy_end; | |
| 1457 | |
| 1458 if (ctx->copy_start == NULL && copy_end) { | |
| 1459 ctx->copy_start = ctx->buf->pos; | |
| 1460 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1461 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1462 return NGX_OK; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1463 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1464 default: |
| 497 | 1465 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1466 "unexpected \"%c\" symbol in \"%V\" SSI command", | |
| 1467 ch, &ctx->command); | |
| 1468 state = ssi_error_state; | |
| 1469 break; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1470 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1471 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1472 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1473 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1474 case ssi_error_state: |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1475 switch (ch) { |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1476 case '-': |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1477 state = ssi_error_end0_state; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1478 break; |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1479 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1480 default: |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1481 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1482 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1483 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1484 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1485 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1486 case ssi_error_end0_state: |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1487 switch (ch) { |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1488 case '-': |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1489 state = ssi_error_end1_state; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1490 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1491 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1492 default: |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1493 state = ssi_error_state; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1494 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1495 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1496 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1497 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1498 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1499 case ssi_error_end1_state: |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1500 switch (ch) { |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1501 case '>': |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1502 ctx->state = ssi_start_state; |
| 497 | 1503 ctx->pos = p + 1; |
| 1504 ctx->looked = looked; | |
| 1505 ctx->copy_end = copy_end; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1506 |
| 497 | 1507 if (ctx->copy_start == NULL && copy_end) { |
| 1508 ctx->copy_start = ctx->buf->pos; | |
| 1509 } | |
| 1510 | |
| 1511 return NGX_HTTP_SSI_ERROR; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1512 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1513 default: |
|
241
3bfa496bc22e
nginx-0.0.1-2004-01-27-10:08:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
240
diff
changeset
|
1514 state = ssi_error_state; |
|
3bfa496bc22e
nginx-0.0.1-2004-01-27-10:08:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
240
diff
changeset
|
1515 break; |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1516 } |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1517 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1518 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1519 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
1520 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1521 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1522 ctx->state = state; |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1523 ctx->pos = p; |
| 497 | 1524 ctx->looked = looked; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1525 |
| 497 | 1526 ctx->copy_end = (state == ssi_start_state) ? p : copy_end; |
| 1527 | |
| 1528 if (ctx->copy_start == NULL && ctx->copy_end) { | |
| 1529 ctx->copy_start = ctx->buf->pos; | |
| 1530 } | |
| 1531 | |
| 1532 return NGX_AGAIN; | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1533 } |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1534 |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1535 |
| 553 | 1536 static ngx_str_t * |
| 611 | 1537 ngx_http_ssi_get_variable(ngx_http_request_t *r, ngx_str_t *name, |
| 1538 ngx_uint_t key) | |
| 553 | 1539 { |
| 1540 ngx_uint_t i; | |
| 1541 ngx_http_ssi_var_t *var; | |
| 1542 ngx_http_ssi_ctx_t *ctx; | |
| 1543 | |
| 1544 ctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 1545 | |
| 667 | 1546 if (ctx->variables == NULL) { |
| 1547 return NULL; | |
| 1548 } | |
| 1549 | |
| 1550 var = ctx->variables->elts; | |
| 1551 for (i = 0; i < ctx->variables->nelts; i++) { | |
| 553 | 1552 if (name->len != var[i].name.len) { |
| 1553 continue; | |
| 1554 } | |
| 1555 | |
| 611 | 1556 if (key != var[i].key) { |
| 1557 continue; | |
| 1558 } | |
| 1559 | |
| 1560 if (ngx_strncmp(name->data, var[i].name.data, name->len) == 0) { | |
| 553 | 1561 return &var[i].value; |
| 1562 } | |
| 1563 } | |
| 1564 | |
| 1565 return NULL; | |
| 1566 } | |
| 1567 | |
| 1568 | |
| 1569 static ngx_int_t | |
| 1570 ngx_http_ssi_evaluate_string(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1571 ngx_str_t *text, ngx_uint_t flags) | |
| 1572 { | |
| 573 | 1573 u_char ch, *p, **value, *data, *part_data; |
| 1574 size_t *size, len, prefix, part_len; | |
| 1575 ngx_str_t var, *val; | |
| 611 | 1576 ngx_int_t key; |
| 651 | 1577 ngx_uint_t i, j, n, bracket, quoted; |
| 553 | 1578 ngx_array_t lengths, values; |
| 1579 ngx_http_variable_value_t *vv; | |
| 1580 | |
| 1581 n = ngx_http_script_variables_count(text); | |
| 1582 | |
| 1583 if (n == 0) { | |
| 1584 | |
| 657 | 1585 data = text->data; |
| 1586 p = data; | |
| 1587 | |
| 1588 if ((flags & NGX_HTTP_SSI_ADD_PREFIX) && text->data[0] != '/') { | |
| 1589 | |
| 553 | 1590 for (prefix = r->uri.len; prefix; prefix--) { |
| 1591 if (r->uri.data[prefix - 1] == '/') { | |
| 1592 break; | |
| 1593 } | |
| 1594 } | |
| 1595 | |
| 1596 if (prefix) { | |
| 1597 len = prefix + text->len; | |
| 1598 | |
| 1599 data = ngx_palloc(r->pool, len); | |
| 1600 if (data == NULL) { | |
| 1601 return NGX_ERROR; | |
| 1602 } | |
| 1603 | |
| 573 | 1604 p = ngx_copy(data, r->uri.data, prefix); |
| 553 | 1605 } |
| 1606 } | |
| 1607 | |
| 657 | 1608 quoted = 0; |
| 1609 | |
| 1610 for (i = 0 ; i < text->len; i++) { | |
| 1611 ch = text->data[i]; | |
| 1612 | |
| 1613 if (!quoted) { | |
| 1614 | |
| 1615 if (ch == '\\') { | |
| 1616 quoted = 1; | |
| 1617 continue; | |
| 1618 } | |
| 1619 | |
| 1620 } else { | |
| 1621 quoted = 0; | |
| 1622 | |
| 1623 if (ch != '\\' && ch != '\'' && ch != '"' && ch != '$') { | |
| 1624 *p++ = '\\'; | |
| 1625 } | |
| 1626 } | |
| 1627 | |
| 1628 *p++ = ch; | |
| 1629 } | |
| 1630 | |
| 1631 text->len = p - data; | |
| 1632 text->data = data; | |
| 1633 | |
| 553 | 1634 return NGX_OK; |
| 1635 } | |
| 1636 | |
| 1637 if (ngx_array_init(&lengths, r->pool, 8, sizeof(size_t *)) != NGX_OK) { | |
| 1638 return NGX_ERROR; | |
| 1639 } | |
| 1640 | |
| 1641 if (ngx_array_init(&values, r->pool, 8, sizeof(u_char *)) != NGX_OK) { | |
| 1642 return NGX_ERROR; | |
| 1643 } | |
| 1644 | |
| 1645 len = 0; | |
| 1646 i = 0; | |
| 1647 | |
| 1648 while (i < text->len) { | |
| 1649 | |
| 1650 if (text->data[i] == '$') { | |
| 1651 | |
| 1652 var.len = 0; | |
| 1653 | |
| 1654 if (++i == text->len) { | |
| 1655 goto invalid_variable; | |
| 1656 } | |
| 1657 | |
| 1658 if (text->data[i] == '{') { | |
| 1659 bracket = 1; | |
| 1660 | |
| 1661 if (++i == text->len) { | |
| 1662 goto invalid_variable; | |
| 1663 } | |
| 1664 | |
| 1665 var.data = &text->data[i]; | |
| 1666 | |
| 1667 } else { | |
| 1668 bracket = 0; | |
| 1669 var.data = &text->data[i]; | |
| 1670 } | |
| 1671 | |
| 1672 for ( /* void */ ; i < text->len; i++, var.len++) { | |
| 1673 ch = text->data[i]; | |
| 1674 | |
| 1675 if (ch == '}' && bracket) { | |
| 1676 i++; | |
| 1677 bracket = 0; | |
| 1678 break; | |
| 1679 } | |
| 1680 | |
| 1681 if ((ch >= 'A' && ch <= 'Z') | |
| 1682 || (ch >= 'a' && ch <= 'z') | |
| 1683 || (ch >= '0' && ch <= '9') | |
| 1684 || ch == '_') | |
| 1685 { | |
| 1686 continue; | |
| 1687 } | |
| 1688 | |
| 1689 break; | |
| 1690 } | |
| 1691 | |
| 1692 if (bracket) { | |
| 1693 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1694 "the closing bracket in \"%V\" " | |
| 1695 "variable is missing", &var); | |
| 1696 return NGX_ERROR; | |
| 1697 } | |
| 1698 | |
| 577 | 1699 if (var.len == 0) { |
| 553 | 1700 goto invalid_variable; |
| 1701 } | |
| 1702 | |
| 611 | 1703 key = 0; |
| 1704 | |
| 553 | 1705 for (j = 0; j < var.len; j++) { |
| 1706 var.data[j] = ngx_tolower(var.data[j]); | |
| 611 | 1707 key = ngx_hash(key, var.data[j]); |
| 553 | 1708 } |
| 1709 | |
| 611 | 1710 val = ngx_http_ssi_get_variable(r, &var, key); |
| 553 | 1711 |
| 1712 if (val == NULL) { | |
| 635 | 1713 vv = ngx_http_get_variable(r, &var, key, |
| 1714 flags & NGX_HTTP_SSI_EXPR_TEST); | |
| 553 | 1715 if (vv == NULL) { |
| 1716 return NGX_ERROR; | |
| 1717 } | |
| 1718 | |
| 573 | 1719 if (vv->not_found) { |
| 553 | 1720 continue; |
| 1721 } | |
| 1722 | |
| 573 | 1723 part_data = vv->data; |
| 1724 part_len = vv->len; | |
| 553 | 1725 |
| 1726 } else { | |
| 573 | 1727 part_data = val->data; |
| 1728 part_len = val->len; | |
| 553 | 1729 } |
| 1730 | |
| 1731 } else { | |
| 573 | 1732 part_data = &text->data[i]; |
| 651 | 1733 quoted = 0; |
| 573 | 1734 |
| 1735 for (p = part_data; i < text->len; i++) { | |
| 559 | 1736 ch = text->data[i]; |
| 1737 | |
| 651 | 1738 if (!quoted) { |
| 1739 | |
| 1740 if (ch == '\\') { | |
| 1741 quoted = 1; | |
| 1742 continue; | |
| 1743 } | |
| 1744 | |
| 1745 if (ch == '$') { | |
| 559 | 1746 break; |
| 1747 } | |
| 1748 | |
| 651 | 1749 } else { |
| 1750 quoted = 0; | |
| 1751 | |
| 1752 if (ch != '\\' && ch != '\'' && ch != '"' && ch != '$') { | |
| 1753 *p++ = '\\'; | |
| 1754 } | |
| 559 | 1755 } |
| 1756 | |
| 1757 *p++ = ch; | |
| 553 | 1758 } |
| 559 | 1759 |
| 573 | 1760 part_len = p - part_data; |
| 553 | 1761 } |
| 1762 | |
| 573 | 1763 len += part_len; |
| 553 | 1764 |
| 1765 size = ngx_array_push(&lengths); | |
| 1766 if (size == NULL) { | |
| 1767 return NGX_ERROR; | |
| 1768 } | |
| 1769 | |
| 573 | 1770 *size = part_len; |
| 553 | 1771 |
| 1772 value = ngx_array_push(&values); | |
| 1773 if (value == NULL) { | |
| 1774 return NGX_ERROR; | |
| 1775 } | |
| 1776 | |
| 573 | 1777 *value = part_data; |
| 553 | 1778 } |
| 1779 | |
| 1780 prefix = 0; | |
| 1781 | |
| 1782 size = lengths.elts; | |
| 1783 value = values.elts; | |
| 1784 | |
| 1785 if (flags & NGX_HTTP_SSI_ADD_PREFIX) { | |
| 1786 for (i = 0; i < values.nelts; i++) { | |
| 1787 if (size[i] != 0) { | |
| 1788 if (*value[i] != '/') { | |
| 1789 for (prefix = r->uri.len; prefix; prefix--) { | |
| 1790 if (r->uri.data[prefix - 1] == '/') { | |
| 1791 len += prefix; | |
| 1792 break; | |
| 1793 } | |
| 1794 } | |
| 1795 } | |
| 1796 | |
| 1797 break; | |
| 1798 } | |
| 1799 } | |
| 1800 } | |
| 1801 | |
| 629 | 1802 p = ngx_palloc(r->pool, len + ((flags & NGX_HTTP_SSI_ADD_ZERO) ? 1 : 0)); |
| 553 | 1803 if (p == NULL) { |
| 1804 return NGX_ERROR; | |
| 1805 } | |
| 1806 | |
| 1807 text->len = len; | |
| 1808 text->data = p; | |
| 1809 | |
| 573 | 1810 p = ngx_copy(p, r->uri.data, prefix); |
| 553 | 1811 |
| 1812 for (i = 0; i < values.nelts; i++) { | |
| 573 | 1813 p = ngx_copy(p, value[i], size[i]); |
| 553 | 1814 } |
| 1815 | |
| 1816 return NGX_OK; | |
| 1817 | |
| 1818 invalid_variable: | |
| 1819 | |
| 1820 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1821 "invalid variable name in \"%V\"", text); | |
| 1822 | |
| 1823 return NGX_ERROR; | |
| 1824 } | |
| 1825 | |
| 1826 | |
| 1827 static ngx_int_t | |
| 1828 ngx_http_ssi_include(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1829 ngx_str_t **params) | |
| 1830 { | |
| 667 | 1831 ngx_int_t rc; |
| 1832 ngx_str_t *uri, *file, *wait, *stub, args; | |
| 1833 ngx_buf_t *b; | |
| 1834 ngx_uint_t flags, i; | |
| 1835 ngx_chain_t *out, *cl, *tl, **ll; | |
|
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1836 ngx_http_request_t *sr; |
| 667 | 1837 ngx_http_ssi_ctx_t *mctx; |
| 1838 ngx_http_ssi_block_t *bl; | |
| 553 | 1839 |
| 1840 uri = params[NGX_HTTP_SSI_INCLUDE_VIRTUAL]; | |
| 1841 file = params[NGX_HTTP_SSI_INCLUDE_FILE]; | |
| 645 | 1842 wait = params[NGX_HTTP_SSI_INCLUDE_WAIT]; |
| 667 | 1843 stub = params[NGX_HTTP_SSI_INCLUDE_STUB]; |
| 553 | 1844 |
| 1845 if (uri && file) { | |
| 1846 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1847 "inlcusion may be either virtual=\"%V\" or file=\"%V\"", | |
| 1848 uri, file); | |
| 1849 return NGX_HTTP_SSI_ERROR; | |
| 1850 } | |
| 1851 | |
| 1852 if (uri == NULL && file == NULL) { | |
| 1853 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1854 "no parameter in \"include\" SSI command"); | |
| 1855 return NGX_HTTP_SSI_ERROR; | |
| 1856 } | |
| 1857 | |
| 645 | 1858 if (wait) { |
| 1859 if (uri == NULL) { | |
| 1860 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 667 | 1861 "\"wait\" may not be used with file=\"%V\"", file); |
| 645 | 1862 return NGX_HTTP_SSI_ERROR; |
| 1863 } | |
| 1864 | |
| 1865 if (wait->len == 2 && ngx_strncasecmp(wait->data, "no", 2) == 0) { | |
| 1866 wait = NULL; | |
| 1867 | |
| 1868 } else if (wait->len != 3 || ngx_strncasecmp(wait->data, "yes", 3) != 0) | |
| 1869 { | |
| 1870 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1871 "invalid value \"%V\" in the \"wait\" parameter", | |
| 667 | 1872 wait); |
| 645 | 1873 return NGX_HTTP_SSI_ERROR; |
| 1874 } | |
| 1875 } | |
| 1876 | |
| 553 | 1877 if (uri == NULL) { |
| 1878 uri = file; | |
| 1879 } | |
| 1880 | |
| 1881 if (ngx_http_ssi_evaluate_string(r, ctx, uri, NGX_HTTP_SSI_ADD_PREFIX) | |
| 1882 != NGX_OK) | |
| 1883 { | |
| 1884 return NGX_HTTP_SSI_ERROR; | |
| 1885 } | |
| 1886 | |
| 1887 args.len = 0; | |
| 1888 args.data = NULL; | |
| 573 | 1889 flags = 0; |
| 1890 | |
| 1891 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1892 "ssi include: \"%V\"", uri); | |
| 1893 | |
| 1894 if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { | |
| 1895 return NGX_HTTP_SSI_ERROR; | |
| 553 | 1896 } |
| 1897 | |
| 667 | 1898 out = NULL; |
| 1899 | |
| 1900 if (stub) { | |
| 1901 mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 1902 | |
| 1903 if (mctx->blocks) { | |
| 1904 bl = mctx->blocks->elts; | |
| 1905 for (i = 0; i < mctx->blocks->nelts; i++) { | |
| 1906 if (stub->len == bl[i].name.len | |
| 1907 && ngx_strncmp(stub->data, bl[i].name.data, stub->len) == 0) | |
| 1908 { | |
| 1909 goto found; | |
| 1910 } | |
| 1911 } | |
| 1912 } | |
| 1913 | |
| 1914 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1915 "\"stub\"=\"%V\" for \"include\" not found", stub); | |
| 1916 return NGX_HTTP_SSI_ERROR; | |
| 1917 | |
| 1918 found: | |
| 1919 | |
| 1920 if (bl[i].count++) { | |
| 1921 | |
| 1922 ll = &out; | |
| 1923 | |
| 1924 for (tl = bl[i].bufs; tl; tl = tl->next) { | |
| 1925 | |
| 1926 if (ctx->free) { | |
| 1927 cl = ctx->free; | |
| 1928 ctx->free = ctx->free->next; | |
| 1929 b = cl->buf; | |
| 1930 | |
| 1931 } else { | |
| 1932 b = ngx_alloc_buf(r->pool); | |
| 1933 if (b == NULL) { | |
| 1934 return NGX_ERROR; | |
| 1935 } | |
| 1936 | |
| 1937 cl = ngx_alloc_chain_link(r->pool); | |
| 1938 if (cl == NULL) { | |
| 1939 return NGX_ERROR; | |
| 1940 } | |
| 1941 | |
| 1942 cl->buf = b; | |
| 1943 } | |
| 1944 | |
| 1945 ngx_memcpy(b, tl->buf, sizeof(ngx_buf_t)); | |
| 1946 | |
| 1947 b->pos = b->start; | |
| 1948 | |
| 1949 *ll = cl; | |
| 1950 cl->next = NULL; | |
| 1951 ll = &cl->next; | |
| 1952 } | |
| 1953 | |
| 1954 } else { | |
| 1955 out = bl[i].bufs; | |
| 1956 } | |
| 1957 } | |
| 1958 | |
|
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1959 rc = ngx_http_subrequest(r, uri, &args, &sr, out, flags); |
| 645 | 1960 |
| 1961 if (rc == NGX_ERROR) { | |
| 553 | 1962 return NGX_HTTP_SSI_ERROR; |
| 1963 } | |
| 1964 | |
| 645 | 1965 if (wait == NULL) { |
| 1966 return NGX_OK; | |
| 1967 } | |
| 1968 | |
| 1969 if (rc == NGX_AGAIN) { | |
|
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1970 if (ctx->wait == NULL) { |
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1971 ctx->wait = sr; |
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1972 |
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1973 } else { |
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1974 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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1975 "only one subrequest may be waited at the same time"); |
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1976 } |
| 645 | 1977 } |
| 1978 | |
| 1979 return rc; | |
| 553 | 1980 } |
| 1981 | |
| 1982 | |
| 497 | 1983 static ngx_int_t |
| 1984 ngx_http_ssi_echo(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1985 ngx_str_t **params) | |
|
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1986 { |
| 611 | 1987 ngx_int_t key; |
| 501 | 1988 ngx_uint_t i; |
| 499 | 1989 ngx_buf_t *b; |
| 573 | 1990 ngx_str_t *var, *value, text; |
| 499 | 1991 ngx_chain_t *cl; |
| 501 | 1992 ngx_http_variable_value_t *vv; |
| 497 | 1993 |
| 1994 var = params[NGX_HTTP_SSI_ECHO_VAR]; | |
| 1995 | |
| 643 | 1996 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1997 "ssi echo \"%V\"", var); | |
| 1998 | |
| 611 | 1999 key = 0; |
| 2000 | |
| 2001 for (i = 0; i < var->len; i++) { | |
| 2002 var->data[i] = ngx_tolower(var->data[i]); | |
| 2003 key = ngx_hash(key, var->data[i]); | |
| 2004 } | |
| 2005 | |
| 2006 value = ngx_http_ssi_get_variable(r, var, key); | |
| 553 | 2007 |
| 2008 if (value == NULL) { | |
| 635 | 2009 vv = ngx_http_get_variable(r, var, key, 1); |
| 553 | 2010 |
| 2011 if (vv == NULL) { | |
| 2012 return NGX_HTTP_SSI_ERROR; | |
| 2013 } | |
| 2014 | |
| 573 | 2015 if (!vv->not_found) { |
| 2016 text.data = vv->data; | |
| 2017 text.len = vv->len; | |
| 2018 value = &text; | |
| 553 | 2019 } |
| 501 | 2020 } |
| 497 | 2021 |
| 553 | 2022 if (value == NULL) { |
| 499 | 2023 value = params[NGX_HTTP_SSI_ECHO_DEFAULT]; |
| 2024 | |
| 2025 if (value == NULL) { | |
| 2026 value = &ngx_http_ssi_none; | |
| 2027 | |
| 2028 } else if (value->len == 0) { | |
| 2029 return NGX_OK; | |
| 2030 } | |
| 2031 | |
| 2032 } else { | |
| 2033 if (value->len == 0) { | |
| 2034 return NGX_OK; | |
| 2035 } | |
| 2036 } | |
| 2037 | |
| 2038 b = ngx_calloc_buf(r->pool); | |
| 2039 if (b == NULL) { | |
| 2040 return NGX_HTTP_SSI_ERROR; | |
| 2041 } | |
| 2042 | |
| 2043 cl = ngx_alloc_chain_link(r->pool); | |
| 2044 if (cl == NULL) { | |
| 497 | 2045 return NGX_HTTP_SSI_ERROR; |
| 2046 } | |
| 2047 | |
| 2048 b->memory = 1; | |
| 2049 b->pos = value->data; | |
| 2050 b->last = value->data + value->len; | |
| 2051 | |
| 2052 cl->buf = b; | |
| 2053 cl->next = NULL; | |
| 2054 *ctx->last_out = cl; | |
| 2055 ctx->last_out = &cl->next; | |
| 2056 | |
|
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2057 return NGX_OK; |
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2058 } |
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2059 |
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2060 |
| 509 | 2061 static ngx_int_t |
| 2062 ngx_http_ssi_config(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 2063 ngx_str_t **params) | |
| 2064 { | |
| 2065 ngx_str_t *value; | |
| 2066 | |
| 2067 value = params[NGX_HTTP_SSI_CONFIG_TIMEFMT]; | |
| 2068 | |
| 2069 if (value) { | |
| 589 | 2070 ctx->timefmt.len = value->len; |
| 2071 ctx->timefmt.data = ngx_palloc(r->pool, value->len + 1); | |
| 2072 if (ctx->timefmt.data == NULL) { | |
| 2073 return NGX_HTTP_SSI_ERROR; | |
| 2074 } | |
| 2075 | |
| 2076 ngx_cpystrn(ctx->timefmt.data, value->data, value->len + 1); | |
| 509 | 2077 } |
| 2078 | |
| 547 | 2079 value = params[NGX_HTTP_SSI_CONFIG_ERRMSG]; |
| 2080 | |
| 2081 if (value) { | |
| 2082 ctx->errmsg = *value; | |
| 2083 } | |
| 2084 | |
| 509 | 2085 return NGX_OK; |
| 2086 } | |
| 2087 | |
| 2088 | |
| 2089 static ngx_int_t | |
| 553 | 2090 ngx_http_ssi_set(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, |
| 509 | 2091 ngx_str_t **params) |
| 2092 { | |
| 611 | 2093 ngx_int_t key; |
| 2094 ngx_uint_t i; | |
| 553 | 2095 ngx_str_t *name, *value, *vv; |
| 2096 ngx_http_ssi_var_t *var; | |
| 2097 ngx_http_ssi_ctx_t *mctx; | |
| 2098 | |
| 2099 mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 2100 | |
| 667 | 2101 if (mctx->variables == NULL) { |
| 2102 mctx->variables = ngx_array_create(r->pool, 4, | |
| 2103 sizeof(ngx_http_ssi_var_t)); | |
| 2104 if (mctx->variables == NULL) { | |
| 509 | 2105 return NGX_HTTP_SSI_ERROR; |
| 2106 } | |
| 2107 } | |
| 2108 | |
| 553 | 2109 name = params[NGX_HTTP_SSI_SET_VAR]; |
| 2110 value = params[NGX_HTTP_SSI_SET_VALUE]; | |
| 2111 | |
| 643 | 2112 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2113 "ssi set \"%V\" \"%V\"", name, value); | |
| 2114 | |
| 553 | 2115 if (ngx_http_ssi_evaluate_string(r, ctx, value, 0) != NGX_OK) { |
| 509 | 2116 return NGX_HTTP_SSI_ERROR; |
| 2117 } | |
| 2118 | |
| 611 | 2119 key = 0; |
| 2120 | |
| 2121 for (i = 0; i < name->len; i++) { | |
| 2122 name->data[i] = ngx_tolower(name->data[i]); | |
| 2123 key = ngx_hash(key, name->data[i]); | |
| 2124 } | |
| 2125 | |
| 2126 vv = ngx_http_ssi_get_variable(r, name, key); | |
| 553 | 2127 |
| 2128 if (vv) { | |
| 2129 *vv = *value; | |
| 2130 return NGX_OK; | |
| 2131 } | |
| 2132 | |
| 667 | 2133 var = ngx_array_push(mctx->variables); |
| 553 | 2134 if (var == NULL) { |
| 2135 return NGX_HTTP_SSI_ERROR; | |
| 2136 } | |
| 2137 | |
| 2138 var->name = *name; | |
| 611 | 2139 var->key = key; |
| 553 | 2140 var->value = *value; |
| 2141 | |
| 2142 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2143 "set: \"%V\"=\"%V\"", name, value); | |
| 2144 | |
| 509 | 2145 return NGX_OK; |
| 2146 } | |
| 2147 | |
| 2148 | |
| 2149 static ngx_int_t | |
| 2150 ngx_http_ssi_if(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 2151 ngx_str_t **params) | |
| 2152 { | |
| 553 | 2153 u_char *p, *last; |
| 2154 ngx_str_t *expr, left, right; | |
| 2155 ngx_int_t rc; | |
| 629 | 2156 ngx_uint_t negative, noregex, flags; |
| 551 | 2157 #if (NGX_PCRE) |
| 553 | 2158 ngx_str_t err; |
| 2159 ngx_regex_t *regex; | |
| 2160 u_char errstr[NGX_MAX_CONF_ERRSTR]; | |
| 551 | 2161 #endif |
| 509 | 2162 |
| 629 | 2163 if (ctx->command.len == 2) { |
| 2164 if (ctx->conditional) { | |
| 2165 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 2166 "the \"if\" command inside the \"if\" command"); | |
| 2167 return NGX_HTTP_SSI_ERROR; | |
| 2168 } | |
| 2169 } | |
| 2170 | |
| 2171 if (ctx->output_chosen) { | |
| 2172 ctx->output = 0; | |
| 2173 return NGX_OK; | |
| 2174 } | |
| 2175 | |
| 509 | 2176 expr = params[NGX_HTTP_SSI_IF_EXPR]; |
| 2177 | |
| 643 | 2178 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2179 "ssi if expr=\"%V\"", expr); | |
| 2180 | |
| 553 | 2181 left.data = expr->data; |
| 551 | 2182 last = expr->data + expr->len; |
| 2183 | |
| 553 | 2184 for (p = left.data; p < last; p++) { |
| 551 | 2185 if (*p >= 'A' && *p <= 'Z') { |
| 2186 *p |= 0x20; | |
| 2187 continue; | |
| 2188 } | |
| 509 | 2189 |
| 553 | 2190 if ((*p >= 'a' && *p <= 'z') |
| 2191 || (*p >= '0' && *p <= '9') | |
| 573 | 2192 || *p == '$' || *p == '{' || *p == '}' || *p == '_' |
| 2193 || *p == '"' || *p == '\'') | |
| 553 | 2194 { |
| 551 | 2195 continue; |
| 2196 } | |
| 2197 | |
| 2198 break; | |
| 2199 } | |
| 2200 | |
| 553 | 2201 left.len = p - left.data; |
| 551 | 2202 |
| 2203 while (p < last && *p == ' ') { | |
| 2204 p++; | |
| 509 | 2205 } |
| 2206 | |
| 635 | 2207 flags = (p == last) ? NGX_HTTP_SSI_EXPR_TEST : 0; |
| 2208 | |
| 553 | 2209 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2210 "left: \"%V\"", &left); | |
| 2211 | |
| 635 | 2212 if (ngx_http_ssi_evaluate_string(r, ctx, &left, flags) != NGX_OK) { |
| 509 | 2213 return NGX_HTTP_SSI_ERROR; |
| 2214 } | |
| 2215 | |
| 553 | 2216 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2217 "evaluted left: \"%V\"", &left); | |
| 2218 | |
| 551 | 2219 if (p == last) { |
| 553 | 2220 if (left.len) { |
| 551 | 2221 ctx->output = 1; |
| 629 | 2222 ctx->output_chosen = 1; |
| 551 | 2223 |
| 2224 } else { | |
| 2225 ctx->output = 0; | |
| 2226 } | |
| 2227 | |
| 629 | 2228 ctx->conditional = NGX_HTTP_SSI_COND_IF; |
| 2229 | |
| 551 | 2230 return NGX_OK; |
| 2231 } | |
| 2232 | |
| 2233 if (p < last && *p == '=') { | |
| 2234 negative = 0; | |
| 2235 p++; | |
| 2236 | |
| 2237 } else if (p + 1 < last && *p == '!' && *(p + 1) == '=') { | |
| 2238 negative = 1; | |
| 2239 p += 2; | |
| 2240 | |
| 2241 } else { | |
| 2242 goto invalid_expression; | |
| 2243 } | |
| 2244 | |
| 2245 while (p < last && *p == ' ') { | |
| 2246 p++; | |
| 2247 } | |
| 2248 | |
| 2249 if (p < last && *p == '/') { | |
| 2250 if (*(last - 1) != '/') { | |
| 2251 goto invalid_expression; | |
| 2252 } | |
| 2253 | |
| 2254 noregex = 0; | |
| 629 | 2255 flags = NGX_HTTP_SSI_ADD_ZERO; |
| 551 | 2256 last--; |
| 2257 p++; | |
| 2258 | |
| 2259 } else { | |
| 2260 noregex = 1; | |
| 629 | 2261 flags = 0; |
| 2262 | |
| 2263 if (p < last - 1 && p[0] == '\\' && p[1] == '/') { | |
| 651 | 2264 p++; |
| 629 | 2265 } |
| 551 | 2266 } |
| 2267 | |
| 2268 right.len = last - p; | |
| 2269 right.data = p; | |
| 2270 | |
| 553 | 2271 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2272 "right: \"%V\"", &right); | |
| 2273 | |
| 629 | 2274 if (ngx_http_ssi_evaluate_string(r, ctx, &right, flags) != NGX_OK) { |
| 553 | 2275 return NGX_HTTP_SSI_ERROR; |
| 551 | 2276 } |
| 2277 | |
| 553 | 2278 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2279 "evaluted right: \"%V\"", &right); | |
| 551 | 2280 |
| 2281 if (noregex) { | |
| 2282 if (left.len != right.len) { | |
| 2283 rc = -1; | |
| 2284 | |
| 2285 } else { | |
| 2286 rc = ngx_strncmp(left.data, right.data, right.len); | |
| 2287 } | |
| 2288 | |
| 2289 } else { | |
| 2290 #if (NGX_PCRE) | |
| 2291 err.len = NGX_MAX_CONF_ERRSTR; | |
| 2292 err.data = errstr; | |
| 2293 | |
| 2294 right.data[right.len] = '\0'; | |
| 2295 | |
| 2296 regex = ngx_regex_compile(&right, 0, r->pool, &err); | |
| 2297 | |
| 2298 if (regex == NULL) { | |
| 2299 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "%s", err.data); | |
| 2300 return NGX_HTTP_SSI_ERROR; | |
| 2301 } | |
| 2302 | |
| 2303 rc = ngx_regex_exec(regex, &left, NULL, 0); | |
| 2304 | |
| 2305 if (rc != NGX_REGEX_NO_MATCHED && rc < 0) { | |
| 2306 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 2307 ngx_regex_exec_n " failed: %d on \"%V\" using \"%V\"", | |
| 2308 rc, &left, &right); | |
| 2309 return NGX_HTTP_SSI_ERROR; | |
| 2310 } | |
| 2311 #else | |
| 2312 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 2313 "the using of the regex \"%V\" in SSI " | |
| 2314 "requires PCRE library", &right); | |
| 2315 | |
| 2316 return NGX_HTTP_SSI_ERROR; | |
| 2317 #endif | |
| 2318 } | |
| 2319 | |
| 2320 if ((rc == 0 && !negative) || (rc != 0 && negative)) { | |
| 509 | 2321 ctx->output = 1; |
| 629 | 2322 ctx->output_chosen = 1; |
| 509 | 2323 |
| 2324 } else { | |
| 2325 ctx->output = 0; | |
| 2326 } | |
| 2327 | |
| 629 | 2328 ctx->conditional = NGX_HTTP_SSI_COND_IF; |
| 2329 | |
| 509 | 2330 return NGX_OK; |
| 551 | 2331 |
| 2332 invalid_expression: | |
| 2333 | |
| 2334 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 2335 "invalid expression in \"%V\"", expr); | |
| 2336 | |
| 2337 return NGX_HTTP_SSI_ERROR; | |
| 509 | 2338 } |
| 2339 | |
| 2340 | |
| 2341 static ngx_int_t | |
| 2342 ngx_http_ssi_else(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 2343 ngx_str_t **params) | |
| 2344 { | |
| 643 | 2345 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2346 "ssi else"); | |
| 2347 | |
| 629 | 2348 if (ctx->output_chosen) { |
| 2349 ctx->output = 0; | |
| 2350 } else { | |
| 2351 ctx->output = 1; | |
| 2352 } | |
| 2353 | |
| 2354 ctx->conditional = NGX_HTTP_SSI_COND_ELSE; | |
| 509 | 2355 |
| 2356 return NGX_OK; | |
| 2357 } | |
| 2358 | |
| 2359 | |
| 2360 static ngx_int_t | |
| 2361 ngx_http_ssi_endif(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 2362 ngx_str_t **params) | |
| 2363 { | |
| 643 | 2364 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 2365 "ssi endif"); | |
| 2366 | |
| 509 | 2367 ctx->output = 1; |
| 629 | 2368 ctx->output_chosen = 0; |
| 2369 ctx->conditional = 0; | |
| 509 | 2370 |
| 2371 return NGX_OK; | |
| 2372 } | |
| 2373 | |
| 2374 | |
| 573 | 2375 static ngx_int_t |
| 667 | 2376 ngx_http_ssi_block(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, |
| 2377 ngx_str_t **params) | |
| 2378 { | |
| 2379 ngx_http_ssi_ctx_t *mctx; | |
| 2380 ngx_http_ssi_block_t *bl; | |
| 2381 | |
| 2382 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2383 "ssi block"); | |
| 2384 | |
| 2385 mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 2386 | |
| 2387 if (mctx->blocks == NULL) { | |
| 2388 mctx->blocks = ngx_array_create(r->pool, 4, | |
| 2389 sizeof(ngx_http_ssi_block_t)); | |
| 2390 if (mctx->blocks == NULL) { | |
| 2391 return NGX_HTTP_SSI_ERROR; | |
| 2392 } | |
| 2393 } | |
| 2394 | |
| 2395 bl = ngx_array_push(mctx->blocks); | |
| 2396 if (bl == NULL) { | |
| 2397 return NGX_HTTP_SSI_ERROR; | |
| 2398 } | |
| 2399 | |
| 2400 bl->name = *params[NGX_HTTP_SSI_BLOCK_NAME]; | |
| 2401 bl->bufs = NULL; | |
| 2402 bl->count = 0; | |
| 2403 | |
| 2404 ctx->output = 0; | |
| 2405 ctx->block = 1; | |
| 2406 | |
| 2407 return NGX_OK; | |
| 2408 } | |
| 2409 | |
| 2410 | |
| 2411 static ngx_int_t | |
| 2412 ngx_http_ssi_endblock(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 2413 ngx_str_t **params) | |
| 2414 { | |
| 2415 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 2416 "ssi endblock"); | |
| 2417 | |
| 2418 ctx->output = 1; | |
| 2419 ctx->block = 0; | |
| 2420 | |
| 2421 return NGX_OK; | |
| 2422 } | |
| 2423 | |
| 2424 | |
| 2425 static ngx_int_t | |
| 573 | 2426 ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, |
| 2427 ngx_http_variable_value_t *v, uintptr_t gmt) | |
| 509 | 2428 { |
| 573 | 2429 ngx_http_ssi_ctx_t *ctx; |
| 2430 ngx_time_t *tp; | |
| 2431 struct tm tm; | |
| 2432 char buf[NGX_HTTP_SSI_DATE_LEN]; | |
| 2433 | |
| 577 | 2434 v->valid = 1; |
| 573 | 2435 v->no_cachable = 0; |
| 2436 v->not_found = 0; | |
| 509 | 2437 |
| 563 | 2438 tp = ngx_timeofday(); |
| 2439 | |
| 509 | 2440 ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); |
| 2441 | |
| 2442 if (ctx->timefmt.len == sizeof("%s") - 1 | |
| 2443 && ctx->timefmt.data[0] == '%' && ctx->timefmt.data[1] == 's') | |
| 2444 { | |
| 573 | 2445 v->data = ngx_palloc(r->pool, NGX_TIME_T_LEN); |
| 2446 if (v->data == NULL) { | |
| 2447 return NGX_ERROR; | |
| 509 | 2448 } |
| 2449 | |
| 573 | 2450 v->len = ngx_sprintf(v->data, "%T", tp->sec + (gmt ? 0 : tp->gmtoff)) |
| 2451 - v->data; | |
| 657 | 2452 |
| 573 | 2453 return NGX_OK; |
| 509 | 2454 } |
| 2455 | |
| 2456 if (gmt) { | |
| 563 | 2457 ngx_libc_gmtime(tp->sec, &tm); |
| 509 | 2458 } else { |
| 563 | 2459 ngx_libc_localtime(tp->sec, &tm); |
| 509 | 2460 } |
| 2461 | |
| 573 | 2462 v->len = strftime(buf, NGX_HTTP_SSI_DATE_LEN, |
| 2463 (char *) ctx->timefmt.data, &tm); | |
| 2464 if (v->len == 0) { | |
| 2465 return NGX_ERROR; | |
| 509 | 2466 } |
| 2467 | |
| 573 | 2468 v->data = ngx_palloc(r->pool, v->len); |
| 2469 if (v->data == NULL) { | |
| 2470 return NGX_ERROR; | |
| 509 | 2471 } |
| 2472 | |
| 573 | 2473 ngx_memcpy(v->data, buf, v->len); |
| 2474 | |
| 2475 return NGX_OK; | |
| 509 | 2476 } |
| 2477 | |
| 2478 | |
| 527 | 2479 static char * |
| 2480 ngx_http_ssi_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2481 { | |
| 597 | 2482 ngx_http_ssi_loc_conf_t *slcf = conf; |
| 527 | 2483 |
| 2484 ngx_str_t *value, *type; | |
| 2485 ngx_uint_t i; | |
| 2486 | |
| 597 | 2487 if (slcf->types == NULL) { |
| 2488 slcf->types = ngx_array_create(cf->pool, 4, sizeof(ngx_str_t)); | |
| 2489 if (slcf->types == NULL) { | |
| 527 | 2490 return NGX_CONF_ERROR; |
| 2491 } | |
| 2492 | |
| 597 | 2493 type = ngx_array_push(slcf->types); |
| 527 | 2494 if (type == NULL) { |
| 2495 return NGX_CONF_ERROR; | |
| 2496 } | |
| 2497 | |
| 2498 type->len = sizeof("text/html") - 1; | |
| 2499 type->data = (u_char *) "text/html"; | |
| 2500 } | |
| 2501 | |
| 2502 value = cf->args->elts; | |
| 2503 | |
| 2504 for (i = 1; i < cf->args->nelts; i++) { | |
| 2505 | |
| 2506 if (ngx_strcmp(value[i].data, "text/html") == 0) { | |
| 2507 continue; | |
| 2508 } | |
| 2509 | |
| 597 | 2510 type = ngx_array_push(slcf->types); |
| 527 | 2511 if (type == NULL) { |
| 2512 return NGX_CONF_ERROR; | |
| 2513 } | |
| 2514 | |
| 2515 type->len = value[i].len; | |
| 2516 | |
| 2517 type->data = ngx_palloc(cf->pool, type->len + 1); | |
| 2518 if (type->data == NULL) { | |
| 2519 return NGX_CONF_ERROR; | |
| 2520 } | |
| 2521 | |
| 2522 ngx_cpystrn(type->data, value[i].data, type->len + 1); | |
| 2523 } | |
| 2524 | |
| 2525 return NGX_CONF_OK; | |
| 2526 } | |
| 2527 | |
| 2528 | |
| 509 | 2529 static ngx_int_t |
| 597 | 2530 ngx_http_ssi_preconfiguration(ngx_conf_t *cf) |
| 509 | 2531 { |
| 597 | 2532 ngx_int_t rc; |
| 2533 ngx_http_variable_t *var, *v; | |
| 2534 ngx_http_ssi_command_t *cmd; | |
| 2535 ngx_http_ssi_main_conf_t *smcf; | |
| 509 | 2536 |
| 2537 for (v = ngx_http_ssi_vars; v->name.len; v++) { | |
| 2538 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 2539 if (var == NULL) { | |
| 2540 return NGX_ERROR; | |
| 2541 } | |
| 2542 | |
| 637 | 2543 var->get_handler = v->get_handler; |
| 509 | 2544 var->data = v->data; |
| 2545 } | |
| 2546 | |
| 597 | 2547 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); |
| 2548 | |
| 2549 for (cmd = ngx_http_ssi_commands; cmd->name.len; cmd++) { | |
| 2550 rc = ngx_hash_add_key(&smcf->commands, &cmd->name, cmd, | |
| 2551 NGX_HASH_READONLY_KEY); | |
| 2552 | |
| 2553 if (rc == NGX_OK) { | |
| 2554 continue; | |
| 2555 } | |
| 2556 | |
| 2557 if (rc == NGX_BUSY) { | |
| 2558 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2559 "conflicting SSI command \"%V\"", &cmd->name); | |
| 2560 } | |
| 2561 | |
| 2562 return NGX_ERROR; | |
| 2563 } | |
| 2564 | |
| 577 | 2565 return NGX_OK; |
| 509 | 2566 } |
| 2567 | |
| 2568 | |
| 497 | 2569 static void * |
| 597 | 2570 ngx_http_ssi_create_main_conf(ngx_conf_t *cf) |
| 2571 { | |
| 2572 ngx_http_ssi_main_conf_t *smcf; | |
| 2573 | |
| 2574 smcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssi_main_conf_t)); | |
| 2575 if (smcf == NULL) { | |
| 2576 return NGX_CONF_ERROR; | |
| 2577 } | |
| 2578 | |
| 2579 smcf->commands.pool = cf->pool; | |
| 2580 smcf->commands.temp_pool = cf->temp_pool; | |
| 2581 | |
| 2582 if (ngx_hash_keys_array_init(&smcf->commands, NGX_HASH_SMALL) != NGX_OK) { | |
| 2583 return NGX_CONF_ERROR; | |
| 2584 } | |
| 2585 | |
| 2586 return smcf; | |
| 2587 } | |
| 2588 | |
| 2589 | |
| 2590 static char * | |
| 2591 ngx_http_ssi_init_main_conf(ngx_conf_t *cf, void *conf) | |
| 2592 { | |
| 2593 ngx_http_ssi_main_conf_t *smcf = conf; | |
| 2594 | |
| 2595 ngx_hash_init_t hash; | |
| 2596 | |
| 2597 hash.hash = &smcf->hash; | |
| 2598 hash.key = ngx_hash_key; | |
| 2599 hash.max_size = 1024; | |
| 2600 hash.bucket_size = ngx_cacheline_size; | |
| 2601 hash.name = "ssi_command_hash"; | |
| 2602 hash.pool = cf->pool; | |
| 2603 hash.temp_pool = NULL; | |
| 2604 | |
| 2605 if (ngx_hash_init(&hash, smcf->commands.keys.elts, | |
| 2606 smcf->commands.keys.nelts) | |
| 2607 != NGX_OK) | |
| 2608 { | |
| 2609 return NGX_CONF_ERROR; | |
| 2610 } | |
| 2611 | |
| 2612 return NGX_CONF_OK; | |
| 2613 } | |
| 2614 | |
| 2615 | |
| 2616 static void * | |
| 497 | 2617 ngx_http_ssi_create_conf(ngx_conf_t *cf) |
|
239
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|
2618 { |
| 597 | 2619 ngx_http_ssi_loc_conf_t *slcf; |
| 2620 | |
| 2621 slcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssi_loc_conf_t)); | |
| 2622 if (slcf == NULL) { | |
|
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|
2623 return NGX_CONF_ERROR; |
|
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|
2624 } |
|
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diff
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|
2625 |
| 527 | 2626 /* |
| 2627 * set by ngx_pcalloc(): | |
| 2628 * | |
| 2629 * conf->types = NULL; | |
| 2630 */ | |
| 2631 | |
| 597 | 2632 slcf->enable = NGX_CONF_UNSET; |
| 2633 slcf->silent_errors = NGX_CONF_UNSET; | |
| 2634 slcf->ignore_recycled_buffers = NGX_CONF_UNSET; | |
| 2635 | |
| 2636 slcf->min_file_chunk = NGX_CONF_UNSET_SIZE; | |
| 2637 slcf->value_len = NGX_CONF_UNSET_SIZE; | |
| 2638 | |
| 2639 return slcf; | |
|
239
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parents:
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|
2640 } |
|
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|
2641 |
|
574bea0142be
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|
2642 |
| 497 | 2643 static char * |
| 2644 ngx_http_ssi_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
239
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parents:
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diff
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|
2645 { |
| 597 | 2646 ngx_http_ssi_loc_conf_t *prev = parent; |
| 2647 ngx_http_ssi_loc_conf_t *conf = child; | |
|
239
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|
2648 |
| 527 | 2649 ngx_str_t *type; |
| 2650 | |
|
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|
2651 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
| 497 | 2652 ngx_conf_merge_value(conf->silent_errors, prev->silent_errors, 0); |
| 509 | 2653 ngx_conf_merge_value(conf->ignore_recycled_buffers, |
| 2654 prev->ignore_recycled_buffers, 0); | |
| 497 | 2655 |
| 2656 ngx_conf_merge_size_value(conf->min_file_chunk, prev->min_file_chunk, 1024); | |
|
241
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240
diff
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|
2657 ngx_conf_merge_size_value(conf->value_len, prev->value_len, 256); |
|
239
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131
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|
2658 |
| 527 | 2659 if (conf->types == NULL) { |
| 2660 if (prev->types == NULL) { | |
| 2661 conf->types = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t)); | |
| 2662 if (conf->types == NULL) { | |
| 2663 return NGX_CONF_ERROR; | |
| 2664 } | |
| 2665 | |
| 2666 type = ngx_array_push(conf->types); | |
| 2667 if (type == NULL) { | |
| 2668 return NGX_CONF_ERROR; | |
| 2669 } | |
| 2670 | |
| 2671 type->len = sizeof("text/html") - 1; | |
| 2672 type->data = (u_char *) "text/html"; | |
| 2673 | |
| 2674 } else { | |
| 2675 conf->types = prev->types; | |
| 2676 } | |
| 2677 } | |
| 2678 | |
|
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|
2679 return NGX_CONF_OK; |
|
15
cbb38b60495c
nginx-0.0.1-2002-09-18-20:32:22 import
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parents:
14
diff
changeset
|
2680 } |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
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parents:
diff
changeset
|
2681 |
|
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
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parents:
diff
changeset
|
2682 |
| 497 | 2683 static ngx_int_t |
| 681 | 2684 ngx_http_ssi_filter_init(ngx_conf_t *cf) |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2685 { |
|
239
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parents:
131
diff
changeset
|
2686 ngx_http_next_header_filter = ngx_http_top_header_filter; |
|
125
885ffb8cc32a
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Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2687 ngx_http_top_header_filter = ngx_http_ssi_header_filter; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2688 |
|
239
574bea0142be
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parents:
131
diff
changeset
|
2689 ngx_http_next_body_filter = ngx_http_top_body_filter; |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2690 ngx_http_top_body_filter = ngx_http_ssi_body_filter; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2691 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2692 return NGX_OK; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2693 } |