Mercurial > hg > nginx
annotate src/http/modules/ngx_http_ssi_filter_module.c @ 559:c1f965ef9718 release-0.3.1
nginx-0.3.1-RELEASE import
*) Bugfix: the segmentation fault occurred when the signal queue
overflowed if the "rtsig" method was used; the bug had appeared in
0.2.0.
*) Change: correct handling of the "\\", "\"", "\'", and "\$" pairs in
SSI.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 10 Oct 2005 12:59:41 +0000 |
| parents | 45033d85b30e |
| children | 9c2f3ed7a247 |
| 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_MAX_PARAMS 16 |
| 12 | |
| 13 #define NGX_HTTP_SSI_COMMAND_LEN 31 | |
| 14 #define NGX_HTTP_SSI_PARAM_LEN 31 | |
| 15 #define NGX_HTTP_SSI_PARAMS_N 4 | |
| 16 | |
| 17 #define NGX_HTTP_SSI_ERROR 1 | |
| 18 | |
| 19 #define NGX_HTTP_SSI_DATE_LEN 2048 | |
| 20 | |
| 21 | |
| 22 #define NGX_HTTP_SSI_ADD_PREFIX 1 | |
| 509 | 23 |
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24 |
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25 typedef struct { |
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26 ngx_flag_t enable; |
| 497 | 27 ngx_flag_t silent_errors; |
| 509 | 28 ngx_flag_t ignore_recycled_buffers; |
| 497 | 29 |
| 527 | 30 ngx_array_t *types; /* array of ngx_str_t */ |
| 31 | |
| 497 | 32 size_t min_file_chunk; |
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33 size_t value_len; |
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34 } ngx_http_ssi_conf_t; |
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35 |
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36 |
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37 typedef struct { |
| 553 | 38 ngx_str_t name; |
| 39 ngx_str_t value; | |
| 40 } ngx_http_ssi_var_t; | |
| 41 | |
| 42 | |
| 43 typedef struct { | |
| 497 | 44 ngx_buf_t *buf; |
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45 |
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46 u_char *pos; |
| 497 | 47 u_char *copy_start; |
| 48 u_char *copy_end; | |
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49 |
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50 ngx_str_t command; |
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51 ngx_array_t params; |
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52 ngx_table_elt_t *param; |
| 497 | 53 ngx_table_elt_t params_array[NGX_HTTP_SSI_PARAMS_N]; |
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54 |
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55 ngx_chain_t *in; |
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56 ngx_chain_t *out; |
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57 ngx_chain_t **last_out; |
| 499 | 58 ngx_chain_t *busy; |
| 59 ngx_chain_t *free; | |
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60 |
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61 ngx_uint_t state; |
| 497 | 62 ngx_uint_t saved_state; |
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63 size_t saved; |
| 497 | 64 size_t looked; |
| 65 | |
| 66 size_t value_len; | |
| 509 | 67 |
| 553 | 68 ngx_array_t variables; |
| 69 | |
| 509 | 70 ngx_uint_t output; /* unsigned output:1; */ |
| 71 | |
| 72 ngx_str_t timefmt; | |
| 547 | 73 ngx_str_t errmsg; |
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74 } ngx_http_ssi_ctx_t; |
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75 |
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76 |
| 497 | 77 typedef ngx_int_t (*ngx_http_ssi_command_pt) (ngx_http_request_t *r, |
| 78 ngx_http_ssi_ctx_t *ctx, ngx_str_t **); | |
| 79 | |
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80 |
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81 typedef struct { |
| 497 | 82 ngx_str_t name; |
| 83 ngx_uint_t index; | |
| 84 | |
| 85 ngx_uint_t mandatory; | |
| 86 } ngx_http_ssi_param_t; | |
| 87 | |
| 88 | |
| 89 typedef struct { | |
| 90 ngx_str_t name; | |
| 91 ngx_http_ssi_command_pt handler; | |
| 92 ngx_http_ssi_param_t *params; | |
| 93 | |
| 509 | 94 unsigned conditional:1; |
| 95 unsigned flush:1; | |
| 497 | 96 } ngx_http_ssi_command_t; |
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97 |
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98 |
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99 typedef enum { |
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100 ssi_start_state = 0, |
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101 ssi_tag_state, |
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102 ssi_comment0_state, |
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103 ssi_comment1_state, |
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104 ssi_sharp_state, |
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105 ssi_precommand_state, |
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106 ssi_command_state, |
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107 ssi_preparam_state, |
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108 ssi_param_state, |
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109 ssi_preequal_state, |
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110 ssi_prevalue_state, |
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111 ssi_double_quoted_value_state, |
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112 ssi_quoted_value_state, |
| 497 | 113 ssi_quoted_symbol_state, |
| 114 ssi_postparam_state, | |
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115 ssi_comment_end0_state, |
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116 ssi_comment_end1_state, |
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117 ssi_error_state, |
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118 ssi_error_end0_state, |
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119 ssi_error_end1_state |
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120 } ngx_http_ssi_state_e; |
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121 |
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122 |
| 509 | 123 static ngx_int_t ngx_http_ssi_output(ngx_http_request_t *r, |
| 124 ngx_http_ssi_ctx_t *ctx); | |
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125 static ngx_int_t ngx_http_ssi_parse(ngx_http_request_t *r, |
| 497 | 126 ngx_http_ssi_ctx_t *ctx); |
| 553 | 127 static ngx_str_t *ngx_http_ssi_get_variable(ngx_http_request_t *r, |
| 128 ngx_str_t *name); | |
| 129 static ngx_int_t ngx_http_ssi_evaluate_string(ngx_http_request_t *r, | |
| 130 ngx_http_ssi_ctx_t *ctx, ngx_str_t *text, ngx_uint_t flags); | |
| 131 | |
| 132 static ngx_int_t ngx_http_ssi_include(ngx_http_request_t *r, | |
| 133 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
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134 static ngx_int_t ngx_http_ssi_echo(ngx_http_request_t *r, |
| 497 | 135 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); |
| 509 | 136 static ngx_int_t ngx_http_ssi_config(ngx_http_request_t *r, |
| 137 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 553 | 138 static ngx_int_t ngx_http_ssi_set(ngx_http_request_t *r, |
| 509 | 139 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); |
| 140 static ngx_int_t ngx_http_ssi_if(ngx_http_request_t *r, | |
| 141 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 142 static ngx_int_t ngx_http_ssi_else(ngx_http_request_t *r, | |
| 143 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
| 144 static ngx_int_t ngx_http_ssi_endif(ngx_http_request_t *r, | |
| 145 ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); | |
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146 |
| 509 | 147 static ngx_http_variable_value_t * |
| 148 ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, uintptr_t gmt); | |
| 149 | |
| 527 | 150 static char *ngx_http_ssi_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| 151 | |
| 509 | 152 static ngx_int_t ngx_http_ssi_add_variables(ngx_conf_t *cf); |
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153 static void *ngx_http_ssi_create_conf(ngx_conf_t *cf); |
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154 static char *ngx_http_ssi_merge_conf(ngx_conf_t *cf, |
| 497 | 155 void *parent, void *child); |
| 156 static ngx_int_t ngx_http_ssi_filter_init(ngx_cycle_t *cycle); | |
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157 |
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158 |
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159 static ngx_command_t ngx_http_ssi_filter_commands[] = { |
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160 |
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161 { ngx_string("ssi"), |
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162 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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163 ngx_conf_set_flag_slot, |
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164 NGX_HTTP_LOC_CONF_OFFSET, |
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165 offsetof(ngx_http_ssi_conf_t, enable), |
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166 NULL }, |
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167 |
| 497 | 168 { ngx_string("ssi_silent_errors"), |
| 169 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 170 ngx_conf_set_flag_slot, | |
| 171 NGX_HTTP_LOC_CONF_OFFSET, | |
| 172 offsetof(ngx_http_ssi_conf_t, silent_errors), | |
| 173 NULL }, | |
| 174 | |
| 509 | 175 { ngx_string("ssi_ignore_recycled_buffers"), |
| 176 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 177 ngx_conf_set_flag_slot, | |
| 178 NGX_HTTP_LOC_CONF_OFFSET, | |
| 179 offsetof(ngx_http_ssi_conf_t, ignore_recycled_buffers), | |
| 180 NULL }, | |
| 181 | |
| 497 | 182 { ngx_string("ssi_min_file_chunk"), |
| 183 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 184 ngx_conf_set_size_slot, | |
| 185 NGX_HTTP_LOC_CONF_OFFSET, | |
| 186 offsetof(ngx_http_ssi_conf_t, min_file_chunk), | |
| 187 NULL }, | |
| 188 | |
| 527 | 189 { ngx_string("ssi_types"), |
| 190 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, | |
| 191 ngx_http_ssi_types, | |
| 192 NGX_HTTP_LOC_CONF_OFFSET, | |
| 193 0, | |
| 194 NULL }, | |
| 195 | |
| 497 | 196 ngx_null_command |
|
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197 }; |
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198 |
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199 |
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200 |
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201 static ngx_http_module_t ngx_http_ssi_filter_module_ctx = { |
| 509 | 202 ngx_http_ssi_add_variables, /* preconfiguration */ |
| 203 NULL, /* postconfiguration */ | |
|
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204 |
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205 NULL, /* create main configuration */ |
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206 NULL, /* init main configuration */ |
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207 |
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208 NULL, /* create server configuration */ |
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209 NULL, /* merge server configuration */ |
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210 |
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211 ngx_http_ssi_create_conf, /* create location configuration */ |
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212 ngx_http_ssi_merge_conf /* merge location configuration */ |
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213 }; |
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214 |
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215 |
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216 ngx_module_t ngx_http_ssi_filter_module = { |
| 509 | 217 NGX_MODULE_V1, |
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218 &ngx_http_ssi_filter_module_ctx, /* module context */ |
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219 ngx_http_ssi_filter_commands, /* module directives */ |
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220 NGX_HTTP_MODULE, /* module type */ |
| 541 | 221 NULL, /* init master */ |
|
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222 ngx_http_ssi_filter_init, /* init module */ |
| 541 | 223 NULL, /* init process */ |
| 224 NULL, /* init thread */ | |
| 225 NULL, /* exit thread */ | |
| 226 NULL, /* exit process */ | |
| 227 NULL, /* exit master */ | |
| 228 NGX_MODULE_V1_PADDING | |
|
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229 }; |
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230 |
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231 |
| 497 | 232 static ngx_int_t (*ngx_http_next_header_filter) (ngx_http_request_t *r); |
| 233 static ngx_int_t (*ngx_http_next_body_filter) (ngx_http_request_t *r, | |
| 234 ngx_chain_t *in); | |
| 235 | |
| 236 | |
| 237 static u_char ngx_http_ssi_string[] = "<!--"; | |
| 238 | |
| 239 static ngx_str_t ngx_http_ssi_none = ngx_string("(none)"); | |
|
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240 |
| 553 | 241 #define NGX_HTTP_SSI_INCLUDE_VIRTUAL 0 |
| 242 #define NGX_HTTP_SSI_INCLUDE_FILE 1 | |
|
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243 |
| 509 | 244 #define NGX_HTTP_SSI_ECHO_VAR 0 |
| 245 #define NGX_HTTP_SSI_ECHO_DEFAULT 1 | |
| 246 | |
| 547 | 247 #define NGX_HTTP_SSI_CONFIG_ERRMSG 0 |
| 248 #define NGX_HTTP_SSI_CONFIG_TIMEFMT 1 | |
| 509 | 249 |
| 553 | 250 #define NGX_HTTP_SSI_SET_VAR 0 |
| 251 #define NGX_HTTP_SSI_SET_VALUE 1 | |
| 509 | 252 |
| 253 #define NGX_HTTP_SSI_IF_EXPR 0 | |
| 254 | |
| 497 | 255 |
| 553 | 256 static ngx_http_ssi_param_t ngx_http_ssi_include_params[] = { |
| 257 { ngx_string("virtual"), NGX_HTTP_SSI_INCLUDE_VIRTUAL, 0 }, | |
| 258 { ngx_string("file"), NGX_HTTP_SSI_INCLUDE_FILE, 0 }, | |
| 259 { ngx_null_string, 0, 0 } | |
| 260 }; | |
| 261 | |
| 262 | |
| 497 | 263 static ngx_http_ssi_param_t ngx_http_ssi_echo_params[] = { |
| 264 { ngx_string("var"), NGX_HTTP_SSI_ECHO_VAR, 1 }, | |
| 265 { ngx_string("default"), NGX_HTTP_SSI_ECHO_DEFAULT, 0 }, | |
| 266 { ngx_null_string, 0, 0 } | |
| 267 }; | |
|
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268 |
| 509 | 269 |
| 270 static ngx_http_ssi_param_t ngx_http_ssi_config_params[] = { | |
| 547 | 271 { ngx_string("errmsg"), NGX_HTTP_SSI_CONFIG_ERRMSG, 0 }, |
| 509 | 272 { ngx_string("timefmt"), NGX_HTTP_SSI_CONFIG_TIMEFMT, 0 }, |
| 273 { ngx_null_string, 0, 0 } | |
| 274 }; | |
| 275 | |
| 276 | |
| 553 | 277 static ngx_http_ssi_param_t ngx_http_ssi_set_params[] = { |
| 278 { ngx_string("var"), NGX_HTTP_SSI_SET_VAR, 1 }, | |
| 279 { ngx_string("value"), NGX_HTTP_SSI_SET_VALUE, 1 }, | |
| 280 { ngx_null_string, 0, 0 } | |
| 281 }; | |
| 282 | |
| 283 | |
| 509 | 284 static ngx_http_ssi_param_t ngx_http_ssi_if_params[] = { |
| 553 | 285 { ngx_string("expr"), NGX_HTTP_SSI_IF_EXPR, 1 }, |
| 509 | 286 { ngx_null_string, 0, 0 } |
| 287 }; | |
| 288 | |
| 289 | |
| 290 static ngx_http_ssi_param_t ngx_http_ssi_no_params[] = { | |
| 291 { ngx_null_string, 0, 0 } | |
| 292 }; | |
| 293 | |
|
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294 |
| 497 | 295 static ngx_http_ssi_command_t ngx_http_ssi_commands[] = { |
| 553 | 296 { ngx_string("include"), ngx_http_ssi_include, |
| 297 ngx_http_ssi_include_params, 0, 1 }, | |
| 509 | 298 { ngx_string("echo"), ngx_http_ssi_echo, ngx_http_ssi_echo_params, 0, 0 }, |
| 299 { ngx_string("config"), ngx_http_ssi_config, | |
| 300 ngx_http_ssi_config_params, 0, 0 }, | |
| 553 | 301 { ngx_string("set"), ngx_http_ssi_set, ngx_http_ssi_set_params, 0, 0 }, |
| 509 | 302 |
| 303 { ngx_string("if"), ngx_http_ssi_if, ngx_http_ssi_if_params, 0, 0 }, | |
| 304 { ngx_string("else"), ngx_http_ssi_else, ngx_http_ssi_no_params, 1, 0 }, | |
| 305 { ngx_string("endif"), ngx_http_ssi_endif, ngx_http_ssi_no_params, 1, 0 }, | |
| 306 | |
| 307 { ngx_null_string, NULL, NULL, 0, 0 } | |
| 497 | 308 }; |
| 309 | |
| 310 | |
| 509 | 311 static ngx_http_variable_t ngx_http_ssi_vars[] = { |
| 312 | |
| 313 { ngx_string("date_local"), ngx_http_ssi_date_gmt_local_variable, 0, | |
| 533 | 314 NGX_HTTP_VAR_NOCACHABLE, 0 }, |
| 509 | 315 |
| 316 { ngx_string("date_gmt"), ngx_http_ssi_date_gmt_local_variable, 1, | |
| 533 | 317 NGX_HTTP_VAR_NOCACHABLE, 0 }, |
| 509 | 318 |
| 533 | 319 { ngx_null_string, NULL, 0, 0, 0 } |
| 509 | 320 }; |
| 321 | |
| 322 | |
| 323 | |
| 497 | 324 static ngx_int_t |
| 325 ngx_http_ssi_header_filter(ngx_http_request_t *r) | |
|
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326 { |
| 527 | 327 ngx_uint_t i; |
| 328 ngx_str_t *type; | |
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329 ngx_http_ssi_ctx_t *ctx; |
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330 ngx_http_ssi_conf_t *conf; |
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331 |
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332 conf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); |
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333 |
| 527 | 334 if (!conf->enable |
| 335 || r->headers_out.content_type.len == 0) | |
|
247
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336 { |
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337 return ngx_http_next_header_filter(r); |
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338 } |
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339 |
| 497 | 340 |
| 527 | 341 type = conf->types->elts; |
| 342 for (i = 0; i < conf->types->nelts; i++) { | |
| 343 if (r->headers_out.content_type.len >= type[i].len | |
| 344 && ngx_strncasecmp(r->headers_out.content_type.data, | |
| 345 type[i].data, type[i].len) == 0) | |
| 346 { | |
| 347 goto found; | |
| 348 } | |
| 349 } | |
| 350 | |
| 351 return ngx_http_next_header_filter(r); | |
| 352 | |
| 353 | |
| 354 found: | |
| 355 | |
| 499 | 356 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_ssi_ctx_t)); |
| 357 if (ctx == NULL) { | |
| 497 | 358 return NGX_ERROR; |
| 359 } | |
| 360 | |
| 361 ngx_http_set_ctx(r, ctx, ngx_http_ssi_filter_module); | |
| 362 | |
|
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363 |
| 497 | 364 ctx->value_len = conf->value_len; |
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365 ctx->last_out = &ctx->out; |
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366 |
| 509 | 367 ctx->output = 1; |
| 368 | |
| 497 | 369 ctx->params.elts = ctx->params_array; |
| 370 ctx->params.size = sizeof(ngx_table_elt_t); | |
| 371 ctx->params.nalloc = NGX_HTTP_SSI_PARAMS_N; | |
| 372 ctx->params.pool = r->pool; | |
| 373 | |
| 509 | 374 ctx->timefmt.len = sizeof("%A, %d-%b-%Y %H:%M:%S %Z") - 1; |
| 375 ctx->timefmt.data = (u_char *) "%A, %d-%b-%Y %H:%M:%S %Z"; | |
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376 |
| 547 | 377 ctx->errmsg.len = |
| 378 sizeof("[an error occurred while processing the directive]") - 1; | |
| 379 ctx->errmsg.data = (u_char *) | |
| 380 "[an error occurred while processing the directive]"; | |
| 381 | |
| 497 | 382 r->filter_need_in_memory = 1; |
|
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383 |
| 553 | 384 if (r->main == r) { |
| 509 | 385 r->headers_out.content_length_n = -1; |
| 386 if (r->headers_out.content_length) { | |
| 387 r->headers_out.content_length->hash = 0; | |
| 388 r->headers_out.content_length = NULL; | |
| 389 } | |
| 390 | |
| 391 r->headers_out.last_modified_time = -1; | |
| 392 if (r->headers_out.last_modified) { | |
| 393 r->headers_out.last_modified->hash = 0; | |
| 394 r->headers_out.last_modified = NULL; | |
| 395 } | |
| 396 } | |
| 397 | |
|
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398 return ngx_http_next_header_filter(r); |
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399 } |
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400 |
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401 |
| 497 | 402 static ngx_int_t |
| 403 ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in) | |
|
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404 { |
| 497 | 405 ngx_int_t rc; |
| 406 ngx_uint_t i; | |
| 407 ngx_buf_t *b; | |
| 408 ngx_chain_t *cl; | |
| 409 ngx_table_elt_t *param; | |
| 410 ngx_http_ssi_ctx_t *ctx; | |
| 411 ngx_http_ssi_conf_t *conf; | |
| 412 ngx_http_ssi_param_t *prm; | |
| 413 ngx_http_ssi_command_t *cmd; | |
| 414 ngx_str_t *params[NGX_HTTP_SSI_MAX_PARAMS]; | |
|
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415 |
|
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416 ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); |
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417 |
| 499 | 418 if (ctx == NULL || (in == NULL && ctx->in == NULL && ctx->busy == NULL)) { |
|
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419 return ngx_http_next_body_filter(r, in); |
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420 } |
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421 |
| 497 | 422 /* add the incoming chain to the chain ctx->in */ |
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423 |
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424 if (in) { |
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425 if (ngx_chain_add_copy(r->pool, &ctx->in, in) == NGX_ERROR) { |
|
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426 return NGX_ERROR; |
|
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427 } |
|
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428 } |
|
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429 |
| 497 | 430 conf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); |
|
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431 |
| 509 | 432 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 433 "http ssi filter \"%V\"", &r->uri); | |
|
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434 |
| 499 | 435 while (ctx->in || ctx->buf) { |
|
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436 |
| 499 | 437 if (ctx->buf == NULL ){ |
| 438 ctx->buf = ctx->in->buf; | |
| 439 ctx->in = ctx->in->next; | |
| 440 ctx->pos = ctx->buf->pos; | |
| 441 } | |
| 497 | 442 |
| 443 if (ctx->state == ssi_start_state) { | |
| 444 ctx->copy_start = ctx->pos; | |
| 445 ctx->copy_end = ctx->pos; | |
|
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446 } |
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447 |
| 499 | 448 b = NULL; |
| 449 | |
|
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450 while (ctx->pos < ctx->buf->last) { |
|
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|
451 |
|
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452 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
|
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|
453 "saved: %d state: %d", ctx->saved, ctx->state); |
|
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|
454 |
|
239
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455 rc = ngx_http_ssi_parse(r, ctx); |
|
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|
456 |
| 497 | 457 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 458 "parse: %d, looked: %d %p-%p", | |
| 459 rc, ctx->looked, ctx->copy_start, ctx->copy_end); | |
|
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460 |
| 497 | 461 if (rc == NGX_ERROR) { |
|
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462 return rc; |
| 497 | 463 } |
|
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|
464 |
| 497 | 465 if (ctx->copy_start != ctx->copy_end) { |
|
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466 |
| 509 | 467 if (ctx->output) { |
| 468 | |
| 469 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 470 "saved: %d", ctx->saved); | |
| 471 | |
| 472 if (ctx->saved) { | |
| 473 | |
| 474 if (ctx->free) { | |
| 475 cl = ctx->free; | |
| 476 ctx->free = ctx->free->next; | |
| 477 b = cl->buf; | |
| 478 ngx_memzero(b, sizeof(ngx_buf_t)); | |
|
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479 |
| 509 | 480 } else { |
| 481 b = ngx_calloc_buf(r->pool); | |
| 482 if (b == NULL) { | |
| 483 return NGX_ERROR; | |
| 484 } | |
| 485 | |
| 486 cl = ngx_alloc_chain_link(r->pool); | |
| 487 if (cl == NULL) { | |
| 488 return NGX_ERROR; | |
| 489 } | |
| 490 | |
| 491 cl->buf = b; | |
| 492 } | |
| 493 | |
| 494 b->memory = 1; | |
| 495 b->pos = ngx_http_ssi_string; | |
| 496 b->last = ngx_http_ssi_string + ctx->saved; | |
| 497 | |
| 498 *ctx->last_out = cl; | |
| 499 ctx->last_out = &cl->next; | |
| 500 | |
| 501 ctx->saved = 0; | |
| 502 } | |
| 499 | 503 |
| 504 if (ctx->free) { | |
| 505 cl = ctx->free; | |
| 506 ctx->free = ctx->free->next; | |
| 507 b = cl->buf; | |
| 508 | |
| 509 } else { | |
| 509 | 510 b = ngx_alloc_buf(r->pool); |
| 499 | 511 if (b == NULL) { |
| 512 return NGX_ERROR; | |
| 513 } | |
| 514 | |
| 515 cl = ngx_alloc_chain_link(r->pool); | |
| 516 if (cl == NULL) { | |
| 517 return NGX_ERROR; | |
| 518 } | |
| 519 | |
| 520 cl->buf = b; | |
|
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|
521 } |
|
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parents:
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|
522 |
| 509 | 523 ngx_memcpy(b, ctx->buf, sizeof(ngx_buf_t)); |
| 524 | |
| 513 | 525 b->pos = ctx->copy_start; |
| 526 b->last = ctx->copy_end; | |
| 527 b->shadow = NULL; | |
| 509 | 528 b->last_buf = 0; |
| 529 b->recycled = 0; | |
|
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|
530 |
| 509 | 531 if (b->in_file) { |
| 532 if (conf->min_file_chunk < (size_t) (b->last - b->pos)) | |
| 533 { | |
| 534 b->file_last = b->file_pos + (b->last - b->start); | |
| 535 b->file_pos += b->pos - b->start; | |
| 536 | |
| 537 } else { | |
| 538 b->in_file = 0; | |
| 539 } | |
| 540 } | |
| 541 | |
| 542 cl->next = NULL; | |
|
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|
543 *ctx->last_out = cl; |
|
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|
544 ctx->last_out = &cl->next; |
|
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131
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|
545 |
| 509 | 546 } else { |
|
241
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240
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|
547 ctx->saved = 0; |
|
239
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parents:
131
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|
548 } |
|
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parents:
131
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|
549 } |
| 497 | 550 |
| 551 if (ctx->state == ssi_start_state) { | |
| 552 ctx->copy_start = ctx->pos; | |
| 553 ctx->copy_end = ctx->pos; | |
|
240
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parents:
239
diff
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|
554 |
| 497 | 555 } else { |
| 556 ctx->copy_start = NULL; | |
| 557 ctx->copy_end = NULL; | |
| 558 } | |
| 559 | |
| 560 if (rc == NGX_AGAIN) { | |
| 561 continue; | |
| 562 } | |
|
239
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parents:
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|
563 |
| 497 | 564 |
| 565 if (rc == NGX_OK) { | |
| 566 | |
| 567 for (cmd = ngx_http_ssi_commands; cmd->handler; cmd++) { | |
| 568 if (cmd->name.len == 0) { | |
| 569 cmd = (ngx_http_ssi_command_t *) cmd->handler; | |
| 570 } | |
|
128
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127
diff
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|
571 |
| 497 | 572 if (cmd->name.len != ctx->command.len |
| 573 || ngx_strncmp(cmd->name.data, ctx->command.data, | |
| 574 ctx->command.len) != 0) | |
| 575 { | |
| 576 continue; | |
| 577 } | |
|
239
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parents:
131
diff
changeset
|
578 |
|
574bea0142be
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parents:
131
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|
579 break; |
|
574bea0142be
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parents:
131
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|
580 } |
| 497 | 581 |
| 509 | 582 if (cmd->name.len == 0 && ctx->output) { |
| 497 | 583 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 584 "invalid SSI command: \"%V\"", &ctx->command); | |
| 585 goto ssi_error; | |
| 586 } | |
| 587 | |
| 509 | 588 if (!ctx->output && !cmd->conditional) { |
| 589 continue; | |
| 590 } | |
| 591 | |
| 497 | 592 ngx_memzero(params, |
| 593 NGX_HTTP_SSI_MAX_PARAMS * sizeof(ngx_str_t *)); | |
| 594 | |
| 595 param = ctx->params.elts; | |
| 596 | |
| 597 | |
| 598 for (i = 0; i < ctx->params.nelts; i++) { | |
| 599 | |
| 600 for (prm = cmd->params; prm->name.len; prm++) { | |
| 601 | |
| 602 if (param[i].key.len != prm->name.len | |
| 603 || ngx_strncmp(param[i].key.data, prm->name.data, | |
| 604 prm->name.len) != 0) | |
| 605 { | |
| 606 continue; | |
| 607 } | |
| 608 | |
| 609 if (params[prm->index]) { | |
| 610 ngx_log_error(NGX_LOG_ERR, | |
| 611 r->connection->log, 0, | |
| 612 "duplicate \"%V\" parameter " | |
| 613 "in \"%V\" SSI command", | |
| 614 ¶m[i].key, &ctx->command); | |
|
239
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parents:
131
diff
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|
615 |
| 497 | 616 goto ssi_error; |
| 617 } | |
| 618 | |
| 619 params[prm->index] = ¶m[i].value; | |
|
239
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parents:
131
diff
changeset
|
620 |
| 497 | 621 break; |
| 622 } | |
| 623 | |
| 624 if (prm->name.len == 0) { | |
| 625 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 626 "invalid parameter name: \"%V\" " | |
| 627 "in \"%V\" SSI command", | |
| 628 ¶m[i].key, &ctx->command); | |
|
242
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parents:
241
diff
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|
629 |
| 497 | 630 goto ssi_error; |
| 631 } | |
| 632 } | |
|
242
5d4f49dc8de5
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parents:
241
diff
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|
633 |
| 497 | 634 for (prm = cmd->params; prm->name.len; prm++) { |
| 635 if (prm->mandatory && params[prm->index] == 0) { | |
| 636 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 637 "mandatory \"%V\" parameter is absent " | |
| 638 "in \"%V\" SSI command", | |
| 639 &prm->name, &ctx->command); | |
| 640 | |
| 641 goto ssi_error; | |
| 642 } | |
| 643 } | |
| 644 | |
| 509 | 645 if (cmd->flush && ctx->out) { |
| 646 rc = ngx_http_ssi_output(r, ctx); | |
| 647 | |
| 648 if (rc == NGX_ERROR) { | |
| 649 return NGX_ERROR; | |
| 650 } | |
| 651 } | |
| 652 | |
| 497 | 653 if (cmd->handler(r, ctx, params) == NGX_OK) { |
| 654 continue; | |
|
242
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parents:
241
diff
changeset
|
655 } |
|
239
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parents:
131
diff
changeset
|
656 } |
|
574bea0142be
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parents:
131
diff
changeset
|
657 |
| 497 | 658 |
| 659 /* rc == NGX_HTTP_SSI_ERROR */ | |
| 660 | |
| 499 | 661 ssi_error: |
| 497 | 662 |
| 663 if (conf->silent_errors) { | |
| 664 continue; | |
| 665 } | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
666 |
| 499 | 667 if (ctx->free) { |
| 668 cl = ctx->free; | |
| 669 ctx->free = ctx->free->next; | |
| 670 b = cl->buf; | |
| 671 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 672 | |
| 673 } else { | |
| 674 b = ngx_calloc_buf(r->pool); | |
| 675 if (b == NULL) { | |
| 676 return NGX_ERROR; | |
| 677 } | |
| 678 | |
| 679 cl = ngx_alloc_chain_link(r->pool); | |
| 680 if (cl == NULL) { | |
| 681 return NGX_ERROR; | |
| 682 } | |
| 683 | |
| 684 cl->buf = b; | |
| 497 | 685 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
686 |
| 497 | 687 b->memory = 1; |
| 547 | 688 b->pos = ctx->errmsg.data; |
| 689 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
|
690 |
| 497 | 691 cl->next = NULL; |
| 692 *ctx->last_out = cl; | |
| 693 ctx->last_out = &cl->next; | |
|
242
5d4f49dc8de5
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parents:
241
diff
changeset
|
694 |
| 497 | 695 continue; |
| 696 } | |
| 697 | |
| 509 | 698 if (ctx->buf->last_buf || ctx->buf->recycled) { |
| 699 | |
| 499 | 700 if (b == NULL) { |
| 701 if (ctx->free) { | |
| 702 cl = ctx->free; | |
| 703 ctx->free = ctx->free->next; | |
| 704 b = cl->buf; | |
| 705 ngx_memzero(b, sizeof(ngx_buf_t)); | |
| 706 | |
| 707 } else { | |
| 708 b = ngx_calloc_buf(r->pool); | |
| 709 if (b == NULL) { | |
| 710 return NGX_ERROR; | |
| 711 } | |
| 497 | 712 |
| 499 | 713 cl = ngx_alloc_chain_link(r->pool); |
| 714 if (cl == NULL) { | |
| 715 return NGX_ERROR; | |
| 716 } | |
| 717 | |
| 718 cl->buf = b; | |
| 719 } | |
| 720 | |
| 509 | 721 b->sync = 1; |
| 722 | |
| 499 | 723 cl->next = NULL; |
| 724 *ctx->last_out = cl; | |
| 725 ctx->last_out = &cl->next; | |
| 726 } | |
| 727 | |
| 728 b->last_buf = ctx->buf->last_buf; | |
| 729 b->shadow = ctx->buf; | |
| 509 | 730 |
| 731 if (conf->ignore_recycled_buffers == 0) { | |
| 732 b->recycled = ctx->buf->recycled; | |
| 733 } | |
| 497 | 734 } |
| 735 | |
| 499 | 736 ctx->buf = NULL; |
| 737 | |
| 497 | 738 ctx->saved = ctx->looked; |
|
242
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parents:
241
diff
changeset
|
739 } |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
740 |
| 499 | 741 if (ctx->out == NULL && ctx->busy == NULL) { |
| 497 | 742 return NGX_OK; |
|
129
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parents:
128
diff
changeset
|
743 } |
|
7a886b9a67dc
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parents:
128
diff
changeset
|
744 |
| 509 | 745 return ngx_http_ssi_output(r, ctx); |
| 746 } | |
| 747 | |
| 748 | |
| 749 static ngx_int_t | |
| 750 ngx_http_ssi_output(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) | |
| 751 { | |
| 752 ngx_int_t rc; | |
| 753 ngx_buf_t *b; | |
| 754 ngx_chain_t *cl; | |
| 755 | |
| 497 | 756 rc = ngx_http_next_body_filter(r, ctx->out); |
|
129
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parents:
128
diff
changeset
|
757 |
| 499 | 758 if (ctx->busy == NULL) { |
| 759 ctx->busy = ctx->out; | |
| 760 | |
| 761 } else { | |
| 762 for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } | |
| 763 cl->next = ctx->out; | |
| 764 } | |
| 765 | |
| 497 | 766 ctx->out = NULL; |
| 767 ctx->last_out = &ctx->out; | |
|
129
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parents:
128
diff
changeset
|
768 |
| 499 | 769 while (ctx->busy) { |
| 770 | |
| 771 b = ctx->busy->buf; | |
| 772 | |
| 773 if (ngx_buf_size(b) != 0) { | |
| 774 break; | |
| 775 } | |
| 776 | |
| 777 #if (NGX_HAVE_WRITE_ZEROCOPY) | |
| 778 if (b->zerocopy_busy) { | |
| 779 break; | |
| 780 } | |
| 781 #endif | |
| 782 | |
| 783 if (b->shadow) { | |
| 784 b->shadow->pos = b->shadow->last; | |
| 785 } | |
| 786 | |
| 787 cl = ctx->busy; | |
| 788 ctx->busy = cl->next; | |
| 789 cl->next = ctx->free; | |
| 790 ctx->free = cl; | |
| 791 } | |
| 792 | |
| 497 | 793 return rc; |
|
129
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
794 } |
|
7a886b9a67dc
nginx-0.0.1-2003-08-10-20:14:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
795 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
796 |
| 489 | 797 static ngx_int_t |
| 798 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
|
799 { |
| 497 | 800 u_char *p, *last, *copy_end, ch; |
| 801 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
|
802 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
|
803 |
| 497 | 804 state = ctx->state; |
| 805 looked = ctx->looked; | |
| 806 last = ctx->buf->last; | |
| 807 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
|
808 |
| 497 | 809 for (p = ctx->pos; p < last; p++) { |
| 489 | 810 |
| 811 ch = *p; | |
| 812 | |
| 813 if (state == ssi_start_state) { | |
| 814 | |
| 815 /* the tight loop */ | |
| 816 | |
| 499 | 817 for ( ;; ) { |
| 818 if (ch == '<') { | |
| 819 copy_end = p; | |
| 820 looked = 1; | |
| 821 state = ssi_tag_state; | |
| 822 | |
| 823 goto tag_started; | |
| 489 | 824 } |
| 825 | |
| 499 | 826 if (++p == last) { |
| 827 break; | |
| 828 } | |
| 497 | 829 |
| 499 | 830 ch = *p; |
| 489 | 831 } |
| 832 | |
| 497 | 833 ctx->pos = p; |
| 834 ctx->looked = looked; | |
| 835 ctx->copy_end = p; | |
| 489 | 836 |
| 497 | 837 if (ctx->copy_start == NULL) { |
| 838 ctx->copy_start = ctx->buf->pos; | |
| 489 | 839 } |
| 497 | 840 |
| 841 return NGX_AGAIN; | |
| 842 | |
| 499 | 843 tag_started: |
| 844 | |
| 497 | 845 continue; |
| 489 | 846 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
847 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
848 switch (state) { |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
849 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
850 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
|
851 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
852 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
853 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
|
854 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
855 case '!': |
| 497 | 856 looked = 2; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
857 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
|
858 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
859 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
860 case '<': |
| 497 | 861 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
|
862 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
863 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
864 default: |
| 497 | 865 copy_end = p; |
| 866 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
867 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
|
868 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
869 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
870 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
871 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
872 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
873 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
|
874 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
875 case '-': |
| 497 | 876 looked = 3; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
877 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
|
878 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
879 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
880 case '<': |
| 497 | 881 copy_end = p; |
| 882 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
883 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
|
884 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
885 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
886 default: |
| 497 | 887 copy_end = p; |
| 888 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
889 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
|
890 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
891 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
892 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
893 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
894 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
895 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
|
896 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
897 case '-': |
| 497 | 898 looked = 4; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
899 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
|
900 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
901 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
902 case '<': |
| 497 | 903 copy_end = p; |
| 904 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
905 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
|
906 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
907 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
908 default: |
| 497 | 909 copy_end = p; |
| 910 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
911 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
|
912 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
913 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
914 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
915 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
916 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
917 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
|
918 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
919 case '#': |
| 497 | 920 if (ctx->copy_start) { |
| 921 ctx->saved = 0; | |
| 922 } | |
| 923 looked = 0; | |
| 924 state = ssi_precommand_state; | |
| 489 | 925 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
926 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
927 case '<': |
| 497 | 928 copy_end = p; |
| 929 looked = 1; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
930 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
|
931 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
932 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
933 default: |
| 497 | 934 copy_end = p; |
| 935 looked = 0; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
936 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
|
937 break; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
938 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
939 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
940 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
941 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
942 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
|
943 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
944 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
945 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
946 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
947 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
948 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
949 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
950 default: |
| 489 | 951 ctx->command.len = 1; |
| 497 | 952 ctx->command.data = ngx_palloc(r->pool, |
| 953 NGX_HTTP_SSI_COMMAND_LEN + 1); | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
954 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
|
955 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
956 } |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
957 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
958 ctx->command.data[0] = ch; |
| 497 | 959 ctx->params.nelts = 0; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
960 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
|
961 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
962 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
963 |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
964 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
965 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
966 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
|
967 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
968 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
969 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
970 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
971 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
972 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
|
973 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
974 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
975 case '-': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
976 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
|
977 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
978 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
979 default: |
| 497 | 980 ctx->command.data[ctx->command.len++] = ch; |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
981 |
| 497 | 982 if (ctx->command.len == NGX_HTTP_SSI_COMMAND_LEN) { |
| 983 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 984 "the \"%V\" SSI command is too long", | |
| 985 &ctx->command); | |
| 986 | |
| 987 state = ssi_error_state; | |
| 988 break; | |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
989 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
990 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
991 |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
992 break; |
|
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
993 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
994 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
|
995 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
996 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
997 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
998 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
999 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1000 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1001 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1002 case '-': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1003 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
|
1004 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1005 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1006 default: |
| 499 | 1007 ctx->param = ngx_array_push(&ctx->params); |
| 1008 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
|
1009 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1010 } |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1011 |
| 489 | 1012 ctx->param->key.len = 1; |
| 497 | 1013 ctx->param->key.data = ngx_palloc(r->pool, |
| 1014 NGX_HTTP_SSI_PARAM_LEN + 1); | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1015 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
|
1016 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1017 } |
| 497 | 1018 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1019 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
|
1020 |
| 489 | 1021 ctx->param->value.len = 0; |
| 497 | 1022 ctx->param->value.data = ngx_palloc(r->pool, |
| 1023 ctx->value_len + 1); | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1024 if (ctx->param->value.data == NULL) { |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1025 return NGX_ERROR; |
|
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
1026 } |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1027 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1028 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
|
1029 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1030 } |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1031 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1032 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1033 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1034 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
|
1035 switch (ch) { |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1036 case ' ': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1037 case CR: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1038 case LF: |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1039 case '\t': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1040 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
|
1041 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1042 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1043 case '=': |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1044 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
|
1045 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1046 |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1047 case '-': |
| 497 | 1048 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
|
1049 |
| 497 | 1050 ctx->param->key.data[ctx->param->key.len++] = ch; |
| 1051 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1052 "invalid \"%V\" parameter in \"%V\" SSI command", | |
| 1053 &ctx->param->key, &ctx->command); | |
| 1054 break; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1055 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1056 default: |
| 497 | 1057 ctx->param->key.data[ctx->param->key.len++] = ch; |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1058 |
| 497 | 1059 if (ctx->param->key.len == NGX_HTTP_SSI_PARAM_LEN) { |
| 1060 state = ssi_error_state; | |
| 1061 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1062 "too long \"%V\" parameter in " | |
| 1063 "\"%V\" SSI command", | |
| 1064 &ctx->param->key, &ctx->command); | |
| 1065 break; | |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1066 } |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1067 } |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1068 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1069 break; |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1070 |
|
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1071 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
|
1072 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1073 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1074 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1075 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1076 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1077 break; |
|
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 case '=': |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1080 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
|
1081 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1082 |
| 497 | 1083 default: |
| 1084 if (ch == '-') { | |
| 1085 state = ssi_error_end0_state; | |
| 1086 } else { | |
| 1087 state = ssi_error_state; | |
| 1088 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1089 |
| 497 | 1090 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1091 "unexpected \"%c\" symbol after \"%V\" " | |
| 1092 "parameter in \"%V\" SSI command", | |
| 1093 ch, &ctx->param->key, &ctx->command); | |
| 1094 break; | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1095 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1096 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1097 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1098 |
|
127
4cbe22f9907f
nginx-0.0.1-2003-08-07-10:07:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
1099 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
|
1100 switch (ch) { |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1101 case ' ': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1102 case CR: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1103 case LF: |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1104 case '\t': |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1105 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1106 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1107 case '"': |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1108 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
|
1109 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1110 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1111 case '\'': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1112 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
|
1113 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1114 |
| 497 | 1115 default: |
| 1116 if (ch == '-') { | |
| 1117 state = ssi_error_end0_state; | |
| 1118 } else { | |
| 1119 state = ssi_error_state; | |
| 1120 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1121 |
| 497 | 1122 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1123 "unexpected \"%c\" symbol before value of " | |
| 1124 "\"%V\" parameter in \"%V\" SSI command", | |
| 1125 ch, &ctx->param->key, &ctx->command); | |
| 1126 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1127 } |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1128 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1129 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1130 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1131 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
|
1132 switch (ch) { |
| 559 | 1133 case '"': |
| 1134 state = ssi_postparam_state; | |
| 1135 break; | |
| 1136 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1137 case '\\': |
| 497 | 1138 ctx->saved_state = ssi_double_quoted_value_state; |
| 1139 state = ssi_quoted_symbol_state; | |
| 559 | 1140 |
| 1141 /* fall through */ | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1142 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1143 default: |
| 497 | 1144 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
|
1145 |
| 497 | 1146 if (ctx->param->value.len == ctx->value_len) { |
| 1147 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1148 "too long \"%V\" value of \"%V\" parameter " | |
| 1149 "in \"%V\" SSI command", | |
| 1150 &ctx->param->value, &ctx->param->key, | |
| 1151 &ctx->command); | |
| 1152 state = ssi_error_state; | |
| 1153 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
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 } |
|
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 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1158 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1159 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
|
1160 switch (ch) { |
| 559 | 1161 case '\'': |
| 1162 state = ssi_postparam_state; | |
| 1163 break; | |
| 1164 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1165 case '\\': |
| 497 | 1166 ctx->saved_state = ssi_quoted_value_state; |
| 1167 state = ssi_quoted_symbol_state; | |
| 559 | 1168 |
| 1169 /* fall through */ | |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1170 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1171 default: |
| 497 | 1172 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
|
1173 |
| 497 | 1174 if (ctx->param->value.len == ctx->value_len) { |
| 1175 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1176 "too long \"%V\" value of \"%V\" parameter " | |
| 1177 "in \"%V\" SSI command", | |
| 1178 &ctx->param->value, &ctx->param->key, | |
| 1179 &ctx->command); | |
| 1180 state = ssi_error_state; | |
| 1181 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1182 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1183 } |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1184 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1185 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1186 |
| 497 | 1187 case ssi_quoted_symbol_state: |
| 559 | 1188 state = ctx->saved_state; |
| 1189 | |
| 1190 if (ch == '\\') { | |
| 1191 break; | |
| 1192 } | |
| 1193 | |
| 1194 if (ch == '"' && state == ssi_double_quoted_value_state) { | |
| 1195 break; | |
| 1196 } | |
| 1197 | |
| 1198 if (ch == '\'' && state == ssi_quoted_value_state) { | |
| 1199 break; | |
| 1200 } | |
| 1201 | |
| 497 | 1202 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
|
1203 |
| 497 | 1204 if (ctx->param->value.len == ctx->value_len) { |
| 1205 if (ctx->param->value.len == ctx->value_len) { | |
| 1206 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1207 "too long \"%V\" value of \"%V\" parameter " | |
| 1208 "in \"%V\" SSI command", | |
| 1209 &ctx->param->value, &ctx->param->key, | |
| 1210 &ctx->command); | |
| 1211 state = ssi_error_state; | |
| 1212 break; | |
| 1213 } | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1214 } |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1215 |
| 497 | 1216 break; |
| 1217 | |
| 1218 case ssi_postparam_state: | |
| 1219 switch (ch) { | |
| 1220 case ' ': | |
| 1221 case CR: | |
| 1222 case LF: | |
| 1223 case '\t': | |
| 1224 state = ssi_preparam_state; | |
| 1225 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1226 |
| 497 | 1227 case '-': |
| 1228 state = ssi_comment_end0_state; | |
| 1229 break; | |
| 1230 | |
| 1231 default: | |
| 1232 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1233 "unexpected \"%c\" symbol after \"%V\" value " | |
| 1234 "of \"%V\" parameter in \"%V\" SSI command", | |
| 1235 ch, &ctx->param->value, &ctx->param->key, | |
| 1236 &ctx->command); | |
| 1237 state = ssi_error_state; | |
| 1238 break; | |
| 1239 } | |
| 1240 | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1241 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1242 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1243 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
|
1244 switch (ch) { |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1245 case '-': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1246 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
|
1247 break; |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1248 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1249 default: |
| 497 | 1250 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1251 "unexpected \"%c\" symbol in \"%V\" SSI command", | |
| 1252 ch, &ctx->command); | |
| 1253 state = ssi_error_state; | |
| 1254 break; | |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1255 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1256 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1257 break; |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
125
diff
changeset
|
1258 |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1259 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
|
1260 switch (ch) { |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1261 case '>': |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
127
diff
changeset
|
1262 ctx->state = ssi_start_state; |
| 497 | 1263 ctx->pos = p + 1; |
| 1264 ctx->looked = looked; | |
| 1265 ctx->copy_end = copy_end; | |
| 1266 | |
| 1267 if (ctx->copy_start == NULL && copy_end) { | |
| 1268 ctx->copy_start = ctx->buf->pos; | |
| 1269 } | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1270 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1271 return NGX_OK; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1272 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1273 default: |
| 497 | 1274 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 1275 "unexpected \"%c\" symbol in \"%V\" SSI command", | |
| 1276 ch, &ctx->command); | |
| 1277 state = ssi_error_state; | |
| 1278 break; | |
|
242
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1279 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1280 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1281 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1282 |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1283 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
|
1284 switch (ch) { |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
241
diff
changeset
|
1285 case '-': |
|
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241
diff
changeset
|
1286 state = ssi_error_end0_state; |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1287 break; |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
1288 |
|
1947c683490f
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parents:
127
diff
changeset
|
1289 default: |
|
242
5d4f49dc8de5
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parents:
241
diff
changeset
|
1290 break; |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1291 } |
|
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parents:
241
diff
changeset
|
1292 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1293 break; |
|
5d4f49dc8de5
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parents:
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diff
changeset
|
1294 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1295 case ssi_error_end0_state: |
|
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parents:
241
diff
changeset
|
1296 switch (ch) { |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1297 case '-': |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1298 state = ssi_error_end1_state; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
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parents:
241
diff
changeset
|
1299 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
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parents:
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diff
changeset
|
1300 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1301 default: |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1302 state = ssi_error_state; |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1303 break; |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1304 } |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
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parents:
241
diff
changeset
|
1305 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1306 break; |
|
5d4f49dc8de5
nginx-0.0.1-2004-01-28-18:22:37 import
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parents:
241
diff
changeset
|
1307 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1308 case ssi_error_end1_state: |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1309 switch (ch) { |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1310 case '>': |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1311 ctx->state = ssi_start_state; |
| 497 | 1312 ctx->pos = p + 1; |
| 1313 ctx->looked = looked; | |
| 1314 ctx->copy_end = copy_end; | |
|
242
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parents:
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diff
changeset
|
1315 |
| 497 | 1316 if (ctx->copy_start == NULL && copy_end) { |
| 1317 ctx->copy_start = ctx->buf->pos; | |
| 1318 } | |
| 1319 | |
| 1320 return NGX_HTTP_SSI_ERROR; | |
|
242
5d4f49dc8de5
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parents:
241
diff
changeset
|
1321 |
|
5d4f49dc8de5
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parents:
241
diff
changeset
|
1322 default: |
|
241
3bfa496bc22e
nginx-0.0.1-2004-01-27-10:08:39 import
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parents:
240
diff
changeset
|
1323 state = ssi_error_state; |
|
3bfa496bc22e
nginx-0.0.1-2004-01-27-10:08:39 import
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parents:
240
diff
changeset
|
1324 break; |
|
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
1325 } |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
1326 |
|
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
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parents:
127
diff
changeset
|
1327 break; |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
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parents:
125
diff
changeset
|
1328 } |
|
16
6ce4755737b4
nginx-0.0.1-2002-09-26-20:50:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
15
diff
changeset
|
1329 } |
|
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
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parents:
125
diff
changeset
|
1330 |
|
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
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parents:
125
diff
changeset
|
1331 ctx->state = state; |
|
128
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parents:
127
diff
changeset
|
1332 ctx->pos = p; |
| 497 | 1333 ctx->looked = looked; |
|
126
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parents:
125
diff
changeset
|
1334 |
| 497 | 1335 ctx->copy_end = (state == ssi_start_state) ? p : copy_end; |
| 1336 | |
| 1337 if (ctx->copy_start == NULL && ctx->copy_end) { | |
| 1338 ctx->copy_start = ctx->buf->pos; | |
| 1339 } | |
| 1340 | |
| 1341 return NGX_AGAIN; | |
|
239
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nginx-0.0.1-2004-01-26-11:52:49 import
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parents:
131
diff
changeset
|
1342 } |
|
574bea0142be
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parents:
131
diff
changeset
|
1343 |
|
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parents:
131
diff
changeset
|
1344 |
| 553 | 1345 static ngx_str_t * |
| 1346 ngx_http_ssi_get_variable(ngx_http_request_t *r, ngx_str_t *name) | |
| 1347 { | |
| 1348 ngx_uint_t i; | |
| 1349 ngx_http_ssi_var_t *var; | |
| 1350 ngx_http_ssi_ctx_t *ctx; | |
| 1351 | |
| 1352 ctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 1353 | |
| 1354 var = ctx->variables.elts; | |
| 1355 for (i = 0; i < ctx->variables.nelts; i++) { | |
| 1356 if (name->len != var[i].name.len) { | |
| 1357 continue; | |
| 1358 } | |
| 1359 | |
| 1360 if (ngx_strncasecmp(name->data, var[i].name.data, name->len) == 0) { | |
| 1361 return &var[i].value; | |
| 1362 } | |
| 1363 } | |
| 1364 | |
| 1365 return NULL; | |
| 1366 } | |
| 1367 | |
| 1368 | |
| 1369 static ngx_int_t | |
| 1370 ngx_http_ssi_evaluate_string(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1371 ngx_str_t *text, ngx_uint_t flags) | |
| 1372 { | |
| 1373 u_char ch, *p, **value, *data; | |
| 1374 size_t *size, len, prefix; | |
| 1375 ngx_str_t var, part, *val; | |
| 1376 ngx_uint_t i, j, n, bracket; | |
| 1377 ngx_array_t lengths, values; | |
| 1378 ngx_http_variable_value_t *vv; | |
| 1379 | |
| 1380 n = ngx_http_script_variables_count(text); | |
| 1381 | |
| 1382 if (n == 0) { | |
| 1383 | |
| 1384 if (!(flags & NGX_HTTP_SSI_ADD_PREFIX)) { | |
| 1385 return NGX_OK; | |
| 1386 } | |
| 1387 | |
| 1388 if (text->data[0] != '/') { | |
| 1389 for (prefix = r->uri.len; prefix; prefix--) { | |
| 1390 if (r->uri.data[prefix - 1] == '/') { | |
| 1391 break; | |
| 1392 } | |
| 1393 } | |
| 1394 | |
| 1395 if (prefix) { | |
| 1396 len = prefix + text->len; | |
| 1397 | |
| 1398 data = ngx_palloc(r->pool, len); | |
| 1399 if (data == NULL) { | |
| 1400 return NGX_ERROR; | |
| 1401 } | |
| 1402 | |
| 1403 p = ngx_cpymem(data, r->uri.data, prefix); | |
| 1404 ngx_memcpy(p, text->data, text->len); | |
| 1405 | |
| 1406 text->len = len; | |
| 1407 text->data = data; | |
| 1408 } | |
| 1409 } | |
| 1410 | |
| 1411 return NGX_OK; | |
| 1412 } | |
| 1413 | |
| 1414 if (ngx_array_init(&lengths, r->pool, 8, sizeof(size_t *)) != NGX_OK) { | |
| 1415 return NGX_ERROR; | |
| 1416 } | |
| 1417 | |
| 1418 if (ngx_array_init(&values, r->pool, 8, sizeof(u_char *)) != NGX_OK) { | |
| 1419 return NGX_ERROR; | |
| 1420 } | |
| 1421 | |
| 1422 len = 0; | |
| 1423 i = 0; | |
| 1424 | |
| 1425 while (i < text->len) { | |
| 1426 | |
| 1427 if (text->data[i] == '$') { | |
| 1428 | |
| 1429 var.len = 0; | |
| 1430 | |
| 1431 if (++i == text->len) { | |
| 1432 goto invalid_variable; | |
| 1433 } | |
| 1434 | |
| 1435 if (text->data[i] == '{') { | |
| 1436 bracket = 1; | |
| 1437 | |
| 1438 if (++i == text->len) { | |
| 1439 goto invalid_variable; | |
| 1440 } | |
| 1441 | |
| 1442 var.data = &text->data[i]; | |
| 1443 | |
| 1444 } else { | |
| 1445 bracket = 0; | |
| 1446 var.data = &text->data[i]; | |
| 1447 } | |
| 1448 | |
| 1449 for ( /* void */ ; i < text->len; i++, var.len++) { | |
| 1450 ch = text->data[i]; | |
| 1451 | |
| 1452 if (ch == '}' && bracket) { | |
| 1453 i++; | |
| 1454 bracket = 0; | |
| 1455 break; | |
| 1456 } | |
| 1457 | |
| 1458 if ((ch >= 'A' && ch <= 'Z') | |
| 1459 || (ch >= 'a' && ch <= 'z') | |
| 1460 || (ch >= '0' && ch <= '9') | |
| 1461 || ch == '_') | |
| 1462 { | |
| 1463 continue; | |
| 1464 } | |
| 1465 | |
| 1466 break; | |
| 1467 } | |
| 1468 | |
| 1469 if (bracket) { | |
| 1470 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1471 "the closing bracket in \"%V\" " | |
| 1472 "variable is missing", &var); | |
| 1473 return NGX_ERROR; | |
| 1474 } | |
| 1475 | |
| 1476 if (var.len == 0) { | |
| 1477 goto invalid_variable; | |
| 1478 } | |
| 1479 | |
| 1480 for (j = 0; j < var.len; j++) { | |
| 1481 var.data[j] = ngx_tolower(var.data[j]); | |
| 1482 } | |
| 1483 | |
| 1484 val = ngx_http_ssi_get_variable(r, &var); | |
| 1485 | |
| 1486 if (val == NULL) { | |
| 1487 vv = ngx_http_get_variable(r, &var); | |
| 1488 | |
| 1489 if (vv == NULL) { | |
| 1490 return NGX_ERROR; | |
| 1491 } | |
| 1492 | |
| 1493 if (vv == NGX_HTTP_VAR_NOT_FOUND) { | |
| 1494 continue; | |
| 1495 } | |
| 1496 | |
| 1497 part = vv->text; | |
| 1498 | |
| 1499 } else { | |
| 1500 part = *val; | |
| 1501 } | |
| 1502 | |
| 1503 } else { | |
| 1504 part.data = &text->data[i]; | |
| 1505 | |
| 559 | 1506 for (p = part.data; i < text->len; i++) { |
| 1507 ch = text->data[i]; | |
| 1508 | |
| 1509 if (ch == '$') { | |
| 1510 if (text->data[i - 1] != '\\') { | |
| 1511 break; | |
| 1512 } | |
| 1513 | |
| 1514 *(p - 1) = ch; | |
| 1515 | |
| 1516 continue; | |
| 1517 } | |
| 1518 | |
| 1519 *p++ = ch; | |
| 553 | 1520 } |
| 559 | 1521 |
| 1522 part.len = p - part.data; | |
| 553 | 1523 } |
| 1524 | |
| 1525 len += part.len; | |
| 1526 | |
| 1527 size = ngx_array_push(&lengths); | |
| 1528 if (size == NULL) { | |
| 1529 return NGX_ERROR; | |
| 1530 } | |
| 1531 | |
| 1532 *size = part.len; | |
| 1533 | |
| 1534 value = ngx_array_push(&values); | |
| 1535 if (value == NULL) { | |
| 1536 return NGX_ERROR; | |
| 1537 } | |
| 1538 | |
| 1539 *value = part.data; | |
| 1540 } | |
| 1541 | |
| 1542 prefix = 0; | |
| 1543 | |
| 1544 size = lengths.elts; | |
| 1545 value = values.elts; | |
| 1546 | |
| 1547 if (flags & NGX_HTTP_SSI_ADD_PREFIX) { | |
| 1548 for (i = 0; i < values.nelts; i++) { | |
| 1549 if (size[i] != 0) { | |
| 1550 if (*value[i] != '/') { | |
| 1551 for (prefix = r->uri.len; prefix; prefix--) { | |
| 1552 if (r->uri.data[prefix - 1] == '/') { | |
| 1553 len += prefix; | |
| 1554 break; | |
| 1555 } | |
| 1556 } | |
| 1557 } | |
| 1558 | |
| 1559 break; | |
| 1560 } | |
| 1561 } | |
| 1562 } | |
| 1563 | |
| 1564 p = ngx_palloc(r->pool, len); | |
| 1565 if (p == NULL) { | |
| 1566 return NGX_ERROR; | |
| 1567 } | |
| 1568 | |
| 1569 text->len = len; | |
| 1570 text->data = p; | |
| 1571 | |
| 1572 if (prefix) { | |
| 1573 p = ngx_cpymem(p, r->uri.data, prefix); | |
| 1574 } | |
| 1575 | |
| 1576 for (i = 0; i < values.nelts; i++) { | |
| 1577 p = ngx_cpymem(p, value[i], size[i]); | |
| 1578 } | |
| 1579 | |
| 1580 return NGX_OK; | |
| 1581 | |
| 1582 invalid_variable: | |
| 1583 | |
| 1584 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1585 "invalid variable name in \"%V\"", text); | |
| 1586 | |
| 1587 return NGX_ERROR; | |
| 1588 } | |
| 1589 | |
| 1590 | |
| 1591 static ngx_int_t | |
| 1592 ngx_http_ssi_include(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1593 ngx_str_t **params) | |
| 1594 { | |
| 1595 ngx_str_t *uri, *file, args; | |
| 1596 ngx_uint_t i; | |
| 1597 | |
| 1598 uri = params[NGX_HTTP_SSI_INCLUDE_VIRTUAL]; | |
| 1599 file = params[NGX_HTTP_SSI_INCLUDE_FILE]; | |
| 1600 | |
| 1601 if (uri && file) { | |
| 1602 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1603 "inlcusion may be either virtual=\"%V\" or file=\"%V\"", | |
| 1604 uri, file); | |
| 1605 return NGX_HTTP_SSI_ERROR; | |
| 1606 } | |
| 1607 | |
| 1608 if (uri == NULL && file == NULL) { | |
| 1609 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1610 "no parameter in \"include\" SSI command"); | |
| 1611 return NGX_HTTP_SSI_ERROR; | |
| 1612 } | |
| 1613 | |
| 1614 if (uri == NULL) { | |
| 1615 uri = file; | |
| 1616 } | |
| 1617 | |
| 1618 if (ngx_http_ssi_evaluate_string(r, ctx, uri, NGX_HTTP_SSI_ADD_PREFIX) | |
| 1619 != NGX_OK) | |
| 1620 { | |
| 1621 return NGX_HTTP_SSI_ERROR; | |
| 1622 } | |
| 1623 | |
| 1624 args.len = 0; | |
| 1625 args.data = NULL; | |
| 1626 | |
| 1627 if (params[NGX_HTTP_SSI_INCLUDE_VIRTUAL]) { | |
| 1628 for (i = 0; i < uri->len; i++) { | |
| 1629 if (uri->data[i] == '?') { | |
| 1630 args.len = uri->len - i - 1; | |
| 1631 args.data = &uri->data[i + 1]; | |
| 1632 uri->len -= args.len + 1; | |
| 1633 | |
| 1634 break; | |
| 1635 } | |
| 1636 } | |
| 1637 } | |
| 1638 | |
| 1639 if (ngx_http_subrequest(r, uri, &args) != NGX_OK) { | |
| 1640 return NGX_HTTP_SSI_ERROR; | |
| 1641 } | |
| 1642 | |
| 1643 return NGX_OK; | |
| 1644 } | |
| 1645 | |
| 1646 | |
| 497 | 1647 static ngx_int_t |
| 1648 ngx_http_ssi_echo(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1649 ngx_str_t **params) | |
|
242
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parents:
241
diff
changeset
|
1650 { |
| 501 | 1651 ngx_uint_t i; |
| 499 | 1652 ngx_buf_t *b; |
| 1653 ngx_str_t *var, *value; | |
| 1654 ngx_chain_t *cl; | |
| 501 | 1655 ngx_http_variable_value_t *vv; |
| 497 | 1656 |
| 1657 var = params[NGX_HTTP_SSI_ECHO_VAR]; | |
| 1658 | |
| 553 | 1659 value = ngx_http_ssi_get_variable(r, var); |
| 1660 | |
| 1661 if (value == NULL) { | |
| 1662 for (i = 0; i < var->len; i++) { | |
| 1663 var->data[i] = ngx_tolower(var->data[i]); | |
| 1664 } | |
| 1665 | |
| 1666 vv = ngx_http_get_variable(r, var); | |
| 1667 | |
| 1668 if (vv == NULL) { | |
| 1669 return NGX_HTTP_SSI_ERROR; | |
| 1670 } | |
| 1671 | |
| 1672 if (vv != NGX_HTTP_VAR_NOT_FOUND) { | |
| 1673 value = &vv->text; | |
| 1674 } | |
| 501 | 1675 } |
| 497 | 1676 |
| 553 | 1677 if (value == NULL) { |
| 499 | 1678 value = params[NGX_HTTP_SSI_ECHO_DEFAULT]; |
| 1679 | |
| 1680 if (value == NULL) { | |
| 1681 value = &ngx_http_ssi_none; | |
| 1682 | |
| 1683 } else if (value->len == 0) { | |
| 1684 return NGX_OK; | |
| 1685 } | |
| 1686 | |
| 1687 } else { | |
| 1688 if (value->len == 0) { | |
| 1689 return NGX_OK; | |
| 1690 } | |
| 1691 } | |
| 1692 | |
| 1693 b = ngx_calloc_buf(r->pool); | |
| 1694 if (b == NULL) { | |
| 1695 return NGX_HTTP_SSI_ERROR; | |
| 1696 } | |
| 1697 | |
| 1698 cl = ngx_alloc_chain_link(r->pool); | |
| 1699 if (cl == NULL) { | |
| 497 | 1700 return NGX_HTTP_SSI_ERROR; |
| 1701 } | |
| 1702 | |
| 1703 b->memory = 1; | |
| 1704 b->pos = value->data; | |
| 1705 b->last = value->data + value->len; | |
| 1706 | |
| 1707 cl->buf = b; | |
| 1708 cl->next = NULL; | |
| 1709 *ctx->last_out = cl; | |
| 1710 ctx->last_out = &cl->next; | |
| 1711 | |
|
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1712 return NGX_OK; |
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1713 } |
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1715 |
| 509 | 1716 static ngx_int_t |
| 1717 ngx_http_ssi_config(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1718 ngx_str_t **params) | |
| 1719 { | |
| 1720 ngx_str_t *value; | |
| 1721 | |
| 1722 value = params[NGX_HTTP_SSI_CONFIG_TIMEFMT]; | |
| 1723 | |
| 1724 if (value) { | |
| 1725 ctx->timefmt = *value; | |
| 1726 } | |
| 1727 | |
| 547 | 1728 value = params[NGX_HTTP_SSI_CONFIG_ERRMSG]; |
| 1729 | |
| 1730 if (value) { | |
| 1731 ctx->errmsg = *value; | |
| 1732 } | |
| 1733 | |
| 509 | 1734 return NGX_OK; |
| 1735 } | |
| 1736 | |
| 1737 | |
| 1738 static ngx_int_t | |
| 553 | 1739 ngx_http_ssi_set(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, |
| 509 | 1740 ngx_str_t **params) |
| 1741 { | |
| 553 | 1742 ngx_str_t *name, *value, *vv; |
| 1743 ngx_http_ssi_var_t *var; | |
| 1744 ngx_http_ssi_ctx_t *mctx; | |
| 1745 | |
| 1746 mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); | |
| 1747 | |
| 1748 if (mctx->variables.elts == NULL) { | |
| 1749 if (ngx_array_init(&mctx->variables, r->pool, 4, | |
| 1750 sizeof(ngx_http_ssi_var_t)) != NGX_OK) | |
| 1751 { | |
| 509 | 1752 return NGX_HTTP_SSI_ERROR; |
| 1753 } | |
| 1754 } | |
| 1755 | |
| 553 | 1756 name = params[NGX_HTTP_SSI_SET_VAR]; |
| 1757 value = params[NGX_HTTP_SSI_SET_VALUE]; | |
| 1758 | |
| 1759 if (ngx_http_ssi_evaluate_string(r, ctx, value, 0) != NGX_OK) { | |
| 509 | 1760 return NGX_HTTP_SSI_ERROR; |
| 1761 } | |
| 1762 | |
| 553 | 1763 vv = ngx_http_ssi_get_variable(r, name); |
| 1764 | |
| 1765 if (vv) { | |
| 1766 *vv = *value; | |
| 1767 return NGX_OK; | |
| 1768 } | |
| 1769 | |
| 1770 var = ngx_array_push(&mctx->variables); | |
| 1771 if (var == NULL) { | |
| 1772 return NGX_HTTP_SSI_ERROR; | |
| 1773 } | |
| 1774 | |
| 1775 var->name = *name; | |
| 1776 var->value = *value; | |
| 1777 | |
| 1778 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1779 "set: \"%V\"=\"%V\"", name, value); | |
| 1780 | |
| 509 | 1781 return NGX_OK; |
| 1782 } | |
| 1783 | |
| 1784 | |
| 1785 static ngx_int_t | |
| 1786 ngx_http_ssi_if(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1787 ngx_str_t **params) | |
| 1788 { | |
| 553 | 1789 u_char *p, *last; |
| 1790 ngx_str_t *expr, left, right; | |
| 1791 ngx_int_t rc; | |
| 1792 ngx_uint_t negative, noregex; | |
| 551 | 1793 #if (NGX_PCRE) |
| 553 | 1794 ngx_str_t err; |
| 1795 ngx_regex_t *regex; | |
| 1796 u_char errstr[NGX_MAX_CONF_ERRSTR]; | |
| 551 | 1797 #endif |
| 509 | 1798 |
| 1799 expr = params[NGX_HTTP_SSI_IF_EXPR]; | |
| 1800 | |
| 553 | 1801 left.data = expr->data; |
| 551 | 1802 last = expr->data + expr->len; |
| 1803 | |
| 553 | 1804 for (p = left.data; p < last; p++) { |
| 551 | 1805 if (*p >= 'A' && *p <= 'Z') { |
| 1806 *p |= 0x20; | |
| 1807 continue; | |
| 1808 } | |
| 509 | 1809 |
| 553 | 1810 if ((*p >= 'a' && *p <= 'z') |
| 1811 || (*p >= '0' && *p <= '9') | |
| 1812 || *p == '$' || *p == '{' || *p == '}' || *p == '_') | |
| 1813 { | |
| 551 | 1814 continue; |
| 1815 } | |
| 1816 | |
| 1817 break; | |
| 1818 } | |
| 1819 | |
| 553 | 1820 left.len = p - left.data; |
| 551 | 1821 |
| 1822 while (p < last && *p == ' ') { | |
| 1823 p++; | |
| 509 | 1824 } |
| 1825 | |
| 553 | 1826 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1827 "left: \"%V\"", &left); | |
| 1828 | |
| 1829 if (ngx_http_ssi_evaluate_string(r, ctx, &left, 0) != NGX_OK) { | |
| 509 | 1830 return NGX_HTTP_SSI_ERROR; |
| 1831 } | |
| 1832 | |
| 553 | 1833 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1834 "evaluted left: \"%V\"", &left); | |
| 1835 | |
| 551 | 1836 if (p == last) { |
| 553 | 1837 if (left.len) { |
| 551 | 1838 ctx->output = 1; |
| 1839 | |
| 1840 } else { | |
| 1841 ctx->output = 0; | |
| 1842 } | |
| 1843 | |
| 1844 return NGX_OK; | |
| 1845 } | |
| 1846 | |
| 1847 if (p < last && *p == '=') { | |
| 1848 negative = 0; | |
| 1849 p++; | |
| 1850 | |
| 1851 } else if (p + 1 < last && *p == '!' && *(p + 1) == '=') { | |
| 1852 negative = 1; | |
| 1853 p += 2; | |
| 1854 | |
| 1855 } else { | |
| 1856 goto invalid_expression; | |
| 1857 } | |
| 1858 | |
| 1859 while (p < last && *p == ' ') { | |
| 1860 p++; | |
| 1861 } | |
| 1862 | |
| 1863 if (p < last && *p == '/') { | |
| 1864 if (*(last - 1) != '/') { | |
| 1865 goto invalid_expression; | |
| 1866 } | |
| 1867 | |
| 1868 noregex = 0; | |
| 1869 last--; | |
| 1870 p++; | |
| 1871 | |
| 1872 } else { | |
| 1873 noregex = 1; | |
| 1874 } | |
| 1875 | |
| 1876 right.len = last - p; | |
| 1877 right.data = p; | |
| 1878 | |
| 553 | 1879 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1880 "right: \"%V\"", &right); | |
| 1881 | |
| 1882 if (ngx_http_ssi_evaluate_string(r, ctx, &right, 0) != NGX_OK) { | |
| 1883 return NGX_HTTP_SSI_ERROR; | |
| 551 | 1884 } |
| 1885 | |
| 553 | 1886 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1887 "evaluted right: \"%V\"", &right); | |
| 551 | 1888 |
| 1889 if (noregex) { | |
| 1890 if (left.len != right.len) { | |
| 1891 rc = -1; | |
| 1892 | |
| 1893 } else { | |
| 1894 rc = ngx_strncmp(left.data, right.data, right.len); | |
| 1895 } | |
| 1896 | |
| 1897 } else { | |
| 1898 #if (NGX_PCRE) | |
| 1899 err.len = NGX_MAX_CONF_ERRSTR; | |
| 1900 err.data = errstr; | |
| 1901 | |
| 1902 right.data[right.len] = '\0'; | |
| 1903 | |
| 1904 regex = ngx_regex_compile(&right, 0, r->pool, &err); | |
| 1905 | |
| 1906 if (regex == NULL) { | |
| 1907 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "%s", err.data); | |
| 1908 return NGX_HTTP_SSI_ERROR; | |
| 1909 } | |
| 1910 | |
| 1911 rc = ngx_regex_exec(regex, &left, NULL, 0); | |
| 1912 | |
| 1913 if (rc != NGX_REGEX_NO_MATCHED && rc < 0) { | |
| 1914 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 1915 ngx_regex_exec_n " failed: %d on \"%V\" using \"%V\"", | |
| 1916 rc, &left, &right); | |
| 1917 return NGX_HTTP_SSI_ERROR; | |
| 1918 } | |
| 1919 #else | |
| 1920 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 1921 "the using of the regex \"%V\" in SSI " | |
| 1922 "requires PCRE library", &right); | |
| 1923 | |
| 1924 return NGX_HTTP_SSI_ERROR; | |
| 1925 #endif | |
| 1926 } | |
| 1927 | |
| 1928 if ((rc == 0 && !negative) || (rc != 0 && negative)) { | |
| 509 | 1929 ctx->output = 1; |
| 1930 | |
| 1931 } else { | |
| 1932 ctx->output = 0; | |
| 1933 } | |
| 1934 | |
| 1935 return NGX_OK; | |
| 551 | 1936 |
| 1937 invalid_expression: | |
| 1938 | |
| 1939 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1940 "invalid expression in \"%V\"", expr); | |
| 1941 | |
| 1942 return NGX_HTTP_SSI_ERROR; | |
| 509 | 1943 } |
| 1944 | |
| 1945 | |
| 1946 static ngx_int_t | |
| 1947 ngx_http_ssi_else(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1948 ngx_str_t **params) | |
| 1949 { | |
| 1950 ctx->output = !ctx->output; | |
| 1951 | |
| 1952 return NGX_OK; | |
| 1953 } | |
| 1954 | |
| 1955 | |
| 1956 static ngx_int_t | |
| 1957 ngx_http_ssi_endif(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, | |
| 1958 ngx_str_t **params) | |
| 1959 { | |
| 1960 ctx->output = 1; | |
| 1961 | |
| 1962 return NGX_OK; | |
| 1963 } | |
| 1964 | |
| 1965 | |
| 1966 static ngx_http_variable_value_t * | |
| 1967 ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, uintptr_t gmt) | |
| 1968 { | |
| 1969 ngx_http_ssi_ctx_t *ctx; | |
| 1970 ngx_http_variable_value_t *vv; | |
| 1971 struct tm tm; | |
| 1972 char buf[NGX_HTTP_SSI_DATE_LEN]; | |
| 1973 | |
| 1974 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); | |
| 1975 if (vv == NULL) { | |
| 1976 return NULL; | |
| 1977 } | |
| 1978 | |
| 1979 ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); | |
| 1980 | |
| 1981 if (ctx->timefmt.len == sizeof("%s") - 1 | |
| 1982 && ctx->timefmt.data[0] == '%' && ctx->timefmt.data[1] == 's') | |
| 1983 { | |
| 1984 vv->value = ngx_time() + (gmt ? 0 : ngx_gmtoff); | |
| 1985 | |
| 1986 vv->text.data = ngx_palloc(r->pool, NGX_TIME_T_LEN); | |
| 1987 if (vv->text.data == NULL) { | |
| 1988 return NULL; | |
| 1989 } | |
| 1990 | |
| 1991 vv->text.len = ngx_sprintf(vv->text.data, "%T", vv->value) | |
| 1992 - vv->text.data; | |
| 1993 return vv; | |
| 1994 } | |
| 1995 | |
| 1996 if (gmt) { | |
| 1997 ngx_libc_gmtime(&tm); | |
| 1998 } else { | |
| 1999 ngx_libc_localtime(&tm); | |
| 2000 } | |
| 2001 | |
| 2002 vv->value = ngx_time() + (gmt ? 0 : ngx_gmtoff); | |
| 2003 | |
| 2004 vv->text.len = strftime(buf, NGX_HTTP_SSI_DATE_LEN, | |
| 2005 (char *) ctx->timefmt.data, &tm); | |
| 2006 if (vv->text.len == 0) { | |
| 2007 return NULL; | |
| 2008 } | |
| 2009 | |
| 2010 vv->text.data = ngx_palloc(r->pool, vv->text.len); | |
| 2011 if (vv->text.data == NULL) { | |
| 2012 return NULL; | |
| 2013 } | |
| 2014 | |
| 2015 ngx_memcpy(vv->text.data, buf, vv->text.len); | |
| 2016 | |
| 2017 return vv; | |
| 2018 } | |
| 2019 | |
| 2020 | |
| 527 | 2021 static char * |
| 2022 ngx_http_ssi_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2023 { | |
| 2024 ngx_http_ssi_conf_t *scf = conf; | |
| 2025 | |
| 2026 ngx_str_t *value, *type; | |
| 2027 ngx_uint_t i; | |
| 2028 | |
| 2029 if (scf->types == NULL) { | |
| 2030 scf->types = ngx_array_create(cf->pool, 4, sizeof(ngx_str_t)); | |
| 2031 if (scf->types == NULL) { | |
| 2032 return NGX_CONF_ERROR; | |
| 2033 } | |
| 2034 | |
| 2035 type = ngx_array_push(scf->types); | |
| 2036 if (type == NULL) { | |
| 2037 return NGX_CONF_ERROR; | |
| 2038 } | |
| 2039 | |
| 2040 type->len = sizeof("text/html") - 1; | |
| 2041 type->data = (u_char *) "text/html"; | |
| 2042 } | |
| 2043 | |
| 2044 value = cf->args->elts; | |
| 2045 | |
| 2046 for (i = 1; i < cf->args->nelts; i++) { | |
| 2047 | |
| 2048 if (ngx_strcmp(value[i].data, "text/html") == 0) { | |
| 2049 continue; | |
| 2050 } | |
| 2051 | |
| 2052 type = ngx_array_push(scf->types); | |
| 2053 if (type == NULL) { | |
| 2054 return NGX_CONF_ERROR; | |
| 2055 } | |
| 2056 | |
| 2057 type->len = value[i].len; | |
| 2058 | |
| 2059 type->data = ngx_palloc(cf->pool, type->len + 1); | |
| 2060 if (type->data == NULL) { | |
| 2061 return NGX_CONF_ERROR; | |
| 2062 } | |
| 2063 | |
| 2064 ngx_cpystrn(type->data, value[i].data, type->len + 1); | |
| 2065 } | |
| 2066 | |
| 2067 return NGX_CONF_OK; | |
| 2068 } | |
| 2069 | |
| 2070 | |
| 509 | 2071 static ngx_int_t |
| 2072 ngx_http_ssi_add_variables(ngx_conf_t *cf) | |
| 2073 { | |
| 2074 ngx_http_variable_t *var, *v; | |
| 2075 | |
| 2076 for (v = ngx_http_ssi_vars; v->name.len; v++) { | |
| 2077 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 2078 if (var == NULL) { | |
| 2079 return NGX_ERROR; | |
| 2080 } | |
| 2081 | |
| 2082 var->handler = v->handler; | |
| 2083 var->data = v->data; | |
| 2084 } | |
| 2085 | |
| 2086 return NGX_OK; | |
| 2087 } | |
| 2088 | |
| 2089 | |
| 497 | 2090 static void * |
| 2091 ngx_http_ssi_create_conf(ngx_conf_t *cf) | |
|
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2092 { |
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2093 ngx_http_ssi_conf_t *conf; |
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2094 |
| 499 | 2095 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssi_conf_t)); |
| 2096 if (conf == NULL) { | |
|
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2097 return NGX_CONF_ERROR; |
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2098 } |
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2099 |
| 527 | 2100 /* |
| 2101 * set by ngx_pcalloc(): | |
| 2102 * | |
| 2103 * conf->types = NULL; | |
| 2104 */ | |
| 2105 | |
|
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2106 conf->enable = NGX_CONF_UNSET; |
| 497 | 2107 conf->silent_errors = NGX_CONF_UNSET; |
| 509 | 2108 conf->ignore_recycled_buffers = NGX_CONF_UNSET; |
| 497 | 2109 |
| 2110 conf->min_file_chunk = NGX_CONF_UNSET_SIZE; | |
|
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2111 conf->value_len = NGX_CONF_UNSET_SIZE; |
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2112 |
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2113 return conf; |
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2114 } |
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2115 |
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2116 |
| 497 | 2117 static char * |
| 2118 ngx_http_ssi_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
|
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2119 { |
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2120 ngx_http_ssi_conf_t *prev = parent; |
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2121 ngx_http_ssi_conf_t *conf = child; |
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2122 |
| 527 | 2123 ngx_str_t *type; |
| 2124 | |
|
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2125 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
| 497 | 2126 ngx_conf_merge_value(conf->silent_errors, prev->silent_errors, 0); |
| 509 | 2127 ngx_conf_merge_value(conf->ignore_recycled_buffers, |
| 2128 prev->ignore_recycled_buffers, 0); | |
| 497 | 2129 |
| 2130 ngx_conf_merge_size_value(conf->min_file_chunk, prev->min_file_chunk, 1024); | |
|
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2131 ngx_conf_merge_size_value(conf->value_len, prev->value_len, 256); |
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2132 |
| 527 | 2133 if (conf->types == NULL) { |
| 2134 if (prev->types == NULL) { | |
| 2135 conf->types = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t)); | |
| 2136 if (conf->types == NULL) { | |
| 2137 return NGX_CONF_ERROR; | |
| 2138 } | |
| 2139 | |
| 2140 type = ngx_array_push(conf->types); | |
| 2141 if (type == NULL) { | |
| 2142 return NGX_CONF_ERROR; | |
| 2143 } | |
| 2144 | |
| 2145 type->len = sizeof("text/html") - 1; | |
| 2146 type->data = (u_char *) "text/html"; | |
| 2147 | |
| 2148 } else { | |
| 2149 conf->types = prev->types; | |
| 2150 } | |
| 2151 } | |
| 2152 | |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
2153 return NGX_CONF_OK; |
|
15
cbb38b60495c
nginx-0.0.1-2002-09-18-20:32:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
14
diff
changeset
|
2154 } |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2155 |
|
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2156 |
| 497 | 2157 static ngx_int_t |
| 2158 ngx_http_ssi_filter_init(ngx_cycle_t *cycle) | |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2159 { |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
2160 ngx_http_next_header_filter = ngx_http_top_header_filter; |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2161 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
|
2162 |
|
239
574bea0142be
nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
131
diff
changeset
|
2163 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
|
2164 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
|
2165 |
|
125
885ffb8cc32a
nginx-0.0.1-2003-08-06-09:30:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
16
diff
changeset
|
2166 return NGX_OK; |
|
14
f8a0d0f31a24
nginx-0.0.1-2002-09-17-21:49:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
2167 } |