Mercurial > hg > nginx
annotate src/http/ngx_http_script.c @ 9268:6a3ee145d0b5
Core: made it possible to disable PID files with "pid off".
While it is not generally recommended, this might be beneficial in some
configurations, such as with immutable images and direct control by
a service manager.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 13 May 2024 06:13:03 +0300 |
parents | d26db4f82d7d |
children | 098019656024 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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15 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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16 ngx_str_t *value, ngx_uint_t last); |
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17 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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18 ngx_str_t *name); |
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19 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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20 #if (NGX_PCRE) |
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21 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
6474 | 22 ngx_uint_t n); |
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23 #endif |
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24 static ngx_int_t |
6474 | 25 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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26 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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27 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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28 |
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29 |
509 | 30 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
31 | |
32 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
33 | |
34 | |
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35 void |
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36 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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37 ngx_http_complex_value_t *val) |
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38 { |
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39 ngx_uint_t *index; |
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40 |
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41 index = val->flushes; |
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42 |
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43 if (index) { |
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44 while (*index != (ngx_uint_t) -1) { |
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45 |
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46 if (r->variables[*index].no_cacheable) { |
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47 r->variables[*index].valid = 0; |
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48 r->variables[*index].not_found = 0; |
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49 } |
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50 |
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51 index++; |
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52 } |
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53 } |
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54 } |
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55 |
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56 |
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57 ngx_int_t |
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58 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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59 ngx_str_t *value) |
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60 { |
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61 size_t len; |
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62 ngx_http_script_code_pt code; |
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63 ngx_http_script_len_code_pt lcode; |
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64 ngx_http_script_engine_t e; |
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65 |
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66 if (val->lengths == NULL) { |
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67 *value = val->value; |
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68 return NGX_OK; |
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69 } |
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70 |
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71 ngx_http_script_flush_complex_value(r, val); |
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72 |
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73 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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74 |
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75 e.ip = val->lengths; |
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76 e.request = r; |
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77 e.flushed = 1; |
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78 |
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79 len = 0; |
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80 |
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81 while (*(uintptr_t *) e.ip) { |
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82 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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83 len += lcode(&e); |
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84 } |
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85 |
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86 value->len = len; |
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87 value->data = ngx_pnalloc(r->pool, len); |
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88 if (value->data == NULL) { |
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89 return NGX_ERROR; |
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90 } |
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91 |
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92 e.ip = val->values; |
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93 e.pos = value->data; |
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94 e.buf = *value; |
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95 |
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96 while (*(uintptr_t *) e.ip) { |
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97 code = *(ngx_http_script_code_pt *) e.ip; |
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98 code((ngx_http_script_engine_t *) &e); |
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99 } |
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100 |
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101 *value = e.buf; |
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102 |
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103 return NGX_OK; |
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104 } |
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105 |
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106 |
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107 size_t |
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108 ngx_http_complex_value_size(ngx_http_request_t *r, |
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109 ngx_http_complex_value_t *val, size_t default_value) |
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110 { |
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111 size_t size; |
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112 ngx_str_t value; |
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113 |
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114 if (val == NULL) { |
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115 return default_value; |
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116 } |
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117 |
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118 if (val->lengths == NULL) { |
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119 return val->u.size; |
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120 } |
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121 |
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122 if (ngx_http_complex_value(r, val, &value) != NGX_OK) { |
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123 return default_value; |
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124 } |
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125 |
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126 size = ngx_parse_size(&value); |
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127 |
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128 if (size == (size_t) NGX_ERROR) { |
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129 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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130 "invalid size \"%V\"", &value); |
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131 return default_value; |
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132 } |
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133 |
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134 return size; |
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135 } |
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136 |
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137 |
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138 ngx_int_t |
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139 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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140 { |
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141 ngx_str_t *v; |
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142 ngx_uint_t i, n, nv, nc; |
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143 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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144 ngx_http_script_compile_t sc; |
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145 |
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146 v = ccv->value; |
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147 |
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148 nv = 0; |
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149 nc = 0; |
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150 |
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151 for (i = 0; i < v->len; i++) { |
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152 if (v->data[i] == '$') { |
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153 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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154 nc++; |
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155 |
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156 } else { |
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157 nv++; |
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158 } |
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159 } |
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160 } |
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161 |
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162 if ((v->len == 0 || v->data[0] != '$') |
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163 && (ccv->conf_prefix || ccv->root_prefix)) |
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164 { |
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165 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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166 return NGX_ERROR; |
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167 } |
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168 |
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169 ccv->conf_prefix = 0; |
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170 ccv->root_prefix = 0; |
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171 } |
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172 |
2608
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173 ccv->complex_value->value = *v; |
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174 ccv->complex_value->flushes = NULL; |
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175 ccv->complex_value->lengths = NULL; |
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176 ccv->complex_value->values = NULL; |
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177 |
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178 if (nv == 0 && nc == 0) { |
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179 return NGX_OK; |
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180 } |
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181 |
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182 n = nv + 1; |
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183 |
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184 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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185 != NGX_OK) |
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186 { |
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187 return NGX_ERROR; |
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188 } |
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189 |
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190 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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191 + sizeof(ngx_http_script_var_code_t)) |
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192 + sizeof(uintptr_t); |
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193 |
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194 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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195 return NGX_ERROR; |
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196 } |
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197 |
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198 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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199 + sizeof(ngx_http_script_var_code_t)) |
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200 + sizeof(uintptr_t) |
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201 + v->len |
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202 + sizeof(uintptr_t) - 1) |
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203 & ~(sizeof(uintptr_t) - 1); |
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204 |
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205 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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206 return NGX_ERROR; |
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207 } |
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208 |
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209 pf = &flushes; |
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210 pl = &lengths; |
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211 pv = &values; |
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212 |
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213 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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214 |
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215 sc.cf = ccv->cf; |
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216 sc.source = v; |
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217 sc.flushes = &pf; |
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218 sc.lengths = &pl; |
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219 sc.values = &pv; |
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220 sc.complete_lengths = 1; |
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221 sc.complete_values = 1; |
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222 sc.zero = ccv->zero; |
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223 sc.conf_prefix = ccv->conf_prefix; |
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224 sc.root_prefix = ccv->root_prefix; |
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225 |
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226 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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227 return NGX_ERROR; |
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228 } |
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229 |
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230 if (flushes.nelts) { |
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231 ccv->complex_value->flushes = flushes.elts; |
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232 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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233 } |
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234 |
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235 ccv->complex_value->lengths = lengths.elts; |
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236 ccv->complex_value->values = values.elts; |
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237 |
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238 return NGX_OK; |
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239 } |
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240 |
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241 |
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242 char * |
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244 { |
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245 char *p = conf; |
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246 |
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247 ngx_str_t *value; |
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248 ngx_http_complex_value_t **cv; |
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249 ngx_http_compile_complex_value_t ccv; |
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250 |
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251 cv = (ngx_http_complex_value_t **) (p + cmd->offset); |
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252 |
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253 if (*cv != NGX_CONF_UNSET_PTR && *cv != NULL) { |
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254 return "is duplicate"; |
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255 } |
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256 |
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257 *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); |
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258 if (*cv == NULL) { |
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259 return NGX_CONF_ERROR; |
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260 } |
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261 |
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262 value = cf->args->elts; |
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263 |
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264 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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265 |
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266 ccv.cf = cf; |
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267 ccv.value = &value[1]; |
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268 ccv.complex_value = *cv; |
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269 |
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270 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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271 return NGX_CONF_ERROR; |
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272 } |
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273 |
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274 return NGX_CONF_OK; |
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275 } |
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276 |
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277 |
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278 char * |
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279 ngx_http_set_complex_value_zero_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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280 void *conf) |
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281 { |
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282 char *p = conf; |
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283 |
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284 ngx_str_t *value; |
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285 ngx_http_complex_value_t **cv; |
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286 ngx_http_compile_complex_value_t ccv; |
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287 |
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288 cv = (ngx_http_complex_value_t **) (p + cmd->offset); |
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289 |
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290 if (*cv != NGX_CONF_UNSET_PTR) { |
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291 return "is duplicate"; |
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292 } |
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293 |
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294 *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); |
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295 if (*cv == NULL) { |
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296 return NGX_CONF_ERROR; |
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297 } |
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298 |
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299 value = cf->args->elts; |
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300 |
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301 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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302 |
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303 ccv.cf = cf; |
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304 ccv.value = &value[1]; |
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305 ccv.complex_value = *cv; |
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306 ccv.zero = 1; |
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307 |
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308 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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309 return NGX_CONF_ERROR; |
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310 } |
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311 |
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312 return NGX_CONF_OK; |
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313 } |
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314 |
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315 |
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316 char * |
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317 ngx_http_set_complex_value_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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318 void *conf) |
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319 { |
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320 char *p = conf; |
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321 |
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322 char *rv; |
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323 ngx_http_complex_value_t *cv; |
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324 |
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325 rv = ngx_http_set_complex_value_slot(cf, cmd, conf); |
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326 |
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327 if (rv != NGX_CONF_OK) { |
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328 return rv; |
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329 } |
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330 |
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331 cv = *(ngx_http_complex_value_t **) (p + cmd->offset); |
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332 |
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333 if (cv->lengths) { |
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334 return NGX_CONF_OK; |
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335 } |
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336 |
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337 cv->u.size = ngx_parse_size(&cv->value); |
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338 if (cv->u.size == (size_t) NGX_ERROR) { |
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339 return "invalid value"; |
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340 } |
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341 |
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Added ngx_http_set_complex_value_size_slot().
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342 return NGX_CONF_OK; |
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Added ngx_http_set_complex_value_size_slot().
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343 } |
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Added ngx_http_set_complex_value_size_slot().
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344 |
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345 |
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346 ngx_int_t |
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347 ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) |
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348 { |
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349 ngx_str_t val; |
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350 ngx_uint_t i; |
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351 ngx_http_complex_value_t *cv; |
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352 |
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353 if (predicates == NULL) { |
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354 return NGX_OK; |
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355 } |
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356 |
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357 cv = predicates->elts; |
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358 |
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359 for (i = 0; i < predicates->nelts; i++) { |
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360 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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361 return NGX_ERROR; |
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362 } |
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363 |
3893
5581586480e9
values starting with '0' were incorrectly assumed to be false
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364 if (val.len && (val.len != 1 || val.data[0] != '0')) { |
3691
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365 return NGX_DECLINED; |
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366 } |
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367 } |
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368 |
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369 return NGX_OK; |
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370 } |
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371 |
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372 |
7439
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373 ngx_int_t |
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Added the ngx_http_test_required_predicates() function.
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374 ngx_http_test_required_predicates(ngx_http_request_t *r, |
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Added the ngx_http_test_required_predicates() function.
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|
375 ngx_array_t *predicates) |
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|
376 { |
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Added the ngx_http_test_required_predicates() function.
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377 ngx_str_t val; |
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|
378 ngx_uint_t i; |
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|
379 ngx_http_complex_value_t *cv; |
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|
380 |
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Added the ngx_http_test_required_predicates() function.
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|
381 if (predicates == NULL) { |
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382 return NGX_OK; |
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|
383 } |
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Added the ngx_http_test_required_predicates() function.
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|
384 |
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Added the ngx_http_test_required_predicates() function.
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|
385 cv = predicates->elts; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
386 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
387 for (i = 0; i < predicates->nelts; i++) { |
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Added the ngx_http_test_required_predicates() function.
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|
388 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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Added the ngx_http_test_required_predicates() function.
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|
389 return NGX_ERROR; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
390 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
391 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
392 if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
393 return NGX_DECLINED; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
394 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
395 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
396 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
397 return NGX_OK; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
398 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
399 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
400 |
3691
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|
401 char * |
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|
402 ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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|
403 { |
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|
404 char *p = conf; |
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|
405 |
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|
406 ngx_str_t *value; |
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|
407 ngx_uint_t i; |
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|
408 ngx_array_t **a; |
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409 ngx_http_complex_value_t *cv; |
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|
410 ngx_http_compile_complex_value_t ccv; |
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|
411 |
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|
412 a = (ngx_array_t **) (p + cmd->offset); |
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|
413 |
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|
414 if (*a == NGX_CONF_UNSET_PTR) { |
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|
415 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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|
416 if (*a == NULL) { |
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|
417 return NGX_CONF_ERROR; |
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|
418 } |
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|
419 } |
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|
420 |
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|
421 value = cf->args->elts; |
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|
422 |
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|
423 for (i = 1; i < cf->args->nelts; i++) { |
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|
424 cv = ngx_array_push(*a); |
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425 if (cv == NULL) { |
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|
426 return NGX_CONF_ERROR; |
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|
427 } |
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|
428 |
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|
429 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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|
430 |
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|
431 ccv.cf = cf; |
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432 ccv.value = &value[i]; |
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|
433 ccv.complex_value = cv; |
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|
434 |
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|
435 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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|
436 return NGX_CONF_ERROR; |
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|
437 } |
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|
438 } |
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changeset
|
439 |
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|
440 return NGX_CONF_OK; |
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|
441 } |
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|
442 |
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|
443 |
509 | 444 ngx_uint_t |
445 ngx_http_script_variables_count(ngx_str_t *value) | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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diff
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|
446 { |
509 | 447 ngx_uint_t i, n; |
507 | 448 |
509 | 449 for (n = 0, i = 0; i < value->len; i++) { |
450 if (value->data[i] == '$') { | |
451 n++; | |
452 } | |
507 | 453 } |
454 | |
509 | 455 return n; |
456 } | |
457 | |
458 | |
459 ngx_int_t | |
460 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
461 { | |
2577
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462 u_char ch; |
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463 ngx_str_t name; |
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464 ngx_uint_t i, bracket; |
573 | 465 |
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466 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
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467 return NGX_ERROR; |
509 | 468 } |
469 | |
470 for (i = 0; i < sc->source->len; /* void */ ) { | |
471 | |
472 name.len = 0; | |
473 | |
474 if (sc->source->data[i] == '$') { | |
475 | |
476 if (++i == sc->source->len) { | |
477 goto invalid_variable; | |
478 } | |
479 | |
6644
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480 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
2547
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481 #if (NGX_PCRE) |
6644
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482 ngx_uint_t n; |
509 | 483 |
641 | 484 n = sc->source->data[i] - '0'; |
485 | |
6861
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486 if (sc->captures_mask & ((ngx_uint_t) 1 << n)) { |
641 | 487 sc->dup_capture = 1; |
488 } | |
489 | |
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490 sc->captures_mask |= (ngx_uint_t) 1 << n; |
641 | 491 |
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492 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
509 | 493 return NGX_ERROR; |
494 } | |
495 | |
496 i++; | |
497 | |
498 continue; | |
6644
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499 #else |
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500 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, |
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501 "using variable \"$%c\" requires " |
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502 "PCRE library", sc->source->data[i]); |
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503 return NGX_ERROR; |
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504 #endif |
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505 } |
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506 |
509 | 507 if (sc->source->data[i] == '{') { |
508 bracket = 1; | |
509 | |
510 if (++i == sc->source->len) { | |
511 goto invalid_variable; | |
512 } | |
513 | |
514 name.data = &sc->source->data[i]; | |
515 | |
516 } else { | |
517 bracket = 0; | |
518 name.data = &sc->source->data[i]; | |
519 } | |
520 | |
521 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
522 ch = sc->source->data[i]; | |
507 | 523 |
509 | 524 if (ch == '}' && bracket) { |
525 i++; | |
526 bracket = 0; | |
527 break; | |
528 } | |
529 | |
530 if ((ch >= 'A' && ch <= 'Z') | |
531 || (ch >= 'a' && ch <= 'z') | |
532 || (ch >= '0' && ch <= '9') | |
533 || ch == '_') | |
534 { | |
535 continue; | |
536 } | |
537 | |
538 break; | |
539 } | |
540 | |
541 if (bracket) { | |
542 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
543 "the closing bracket in \"%V\" " | |
544 "variable is missing", &name); | |
507 | 545 return NGX_ERROR; |
546 } | |
547 | |
509 | 548 if (name.len == 0) { |
549 goto invalid_variable; | |
550 } | |
507 | 551 |
509 | 552 sc->variables++; |
507 | 553 |
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554 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
507 | 555 return NGX_ERROR; |
556 } | |
99
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557 |
509 | 558 continue; |
559 } | |
507 | 560 |
509 | 561 if (sc->source->data[i] == '?' && sc->compile_args) { |
562 sc->args = 1; | |
563 sc->compile_args = 0; | |
99
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564 |
2577
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565 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
1891
782af1038115
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566 return NGX_ERROR; |
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|
567 } |
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|
568 |
509 | 569 i++; |
570 | |
507 | 571 continue; |
572 } | |
573 | |
509 | 574 name.data = &sc->source->data[i]; |
575 | |
2498
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576 while (i < sc->source->len) { |
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577 |
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578 if (sc->source->data[i] == '$') { |
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579 break; |
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580 } |
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581 |
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582 if (sc->source->data[i] == '?') { |
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583 |
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584 sc->args = 1; |
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585 |
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586 if (sc->compile_args) { |
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587 break; |
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588 } |
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589 } |
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590 |
509 | 591 i++; |
592 name.len++; | |
593 } | |
594 | |
595 sc->size += name.len; | |
596 | |
2587
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597 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
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|
598 != NGX_OK) |
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599 { |
509 | 600 return NGX_ERROR; |
601 } | |
507 | 602 } |
603 | |
2577
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604 return ngx_http_script_done(sc); |
509 | 605 |
606 invalid_variable: | |
607 | |
608 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
609 | |
610 return NGX_ERROR; | |
99
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|
611 } |
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parents:
diff
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|
612 |
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diff
changeset
|
613 |
623 | 614 u_char * |
615 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
616 void *code_lengths, size_t len, void *code_values) | |
617 { | |
1152
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845
diff
changeset
|
618 ngx_uint_t i; |
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flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
619 ngx_http_script_code_pt code; |
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|
620 ngx_http_script_len_code_pt lcode; |
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flush nocachable variables before ngx_http_script_run()
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845
diff
changeset
|
621 ngx_http_script_engine_t e; |
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diff
changeset
|
622 ngx_http_core_main_conf_t *cmcf; |
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flush nocachable variables before ngx_http_script_run()
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diff
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|
623 |
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diff
changeset
|
624 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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diff
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|
625 |
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diff
changeset
|
626 for (i = 0; i < cmcf->variables.nelts; i++) { |
1565 | 627 if (r->variables[i].no_cacheable) { |
1152
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diff
changeset
|
628 r->variables[i].valid = 0; |
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diff
changeset
|
629 r->variables[i].not_found = 0; |
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|
630 } |
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|
631 } |
623 | 632 |
633 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
634 | |
635 e.ip = code_lengths; | |
636 e.request = r; | |
637 e.flushed = 1; | |
638 | |
639 while (*(uintptr_t *) e.ip) { | |
640 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
641 len += lcode(&e); | |
642 } | |
643 | |
644 | |
645 value->len = len; | |
2049 | 646 value->data = ngx_pnalloc(r->pool, len); |
623 | 647 if (value->data == NULL) { |
648 return NULL; | |
649 } | |
650 | |
651 e.ip = code_values; | |
652 e.pos = value->data; | |
653 | |
654 while (*(uintptr_t *) e.ip) { | |
655 code = *(ngx_http_script_code_pt *) e.ip; | |
656 code((ngx_http_script_engine_t *) &e); | |
657 } | |
658 | |
659 return e.pos; | |
660 } | |
661 | |
662 | |
573 | 663 void |
1565 | 664 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
573 | 665 ngx_array_t *indices) |
666 { | |
667 ngx_uint_t n, *index; | |
668 | |
669 if (indices) { | |
670 index = indices->elts; | |
671 for (n = 0; n < indices->nelts; n++) { | |
1565 | 672 if (r->variables[index[n]].no_cacheable) { |
573 | 673 r->variables[index[n]].valid = 0; |
674 r->variables[index[n]].not_found = 0; | |
675 } | |
676 } | |
677 } | |
678 } | |
679 | |
680 | |
2577
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|
681 static ngx_int_t |
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682 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
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683 { |
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|
684 ngx_uint_t n; |
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|
685 |
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|
686 if (sc->flushes && *sc->flushes == NULL) { |
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|
687 n = sc->variables ? sc->variables : 1; |
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688 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
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689 if (*sc->flushes == NULL) { |
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|
690 return NGX_ERROR; |
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|
691 } |
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|
692 } |
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changeset
|
693 |
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|
694 if (*sc->lengths == NULL) { |
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|
695 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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|
696 + sizeof(ngx_http_script_var_code_t)) |
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|
697 + sizeof(uintptr_t); |
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|
698 |
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699 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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700 if (*sc->lengths == NULL) { |
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701 return NGX_ERROR; |
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|
702 } |
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|
703 } |
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|
704 |
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|
705 if (*sc->values == NULL) { |
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|
706 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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|
707 + sizeof(ngx_http_script_var_code_t)) |
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708 + sizeof(uintptr_t) |
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709 + sc->source->len |
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710 + sizeof(uintptr_t) - 1) |
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|
711 & ~(sizeof(uintptr_t) - 1); |
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712 |
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713 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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714 if (*sc->values == NULL) { |
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715 return NGX_ERROR; |
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716 } |
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717 } |
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|
718 |
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|
719 sc->variables = 0; |
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720 |
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721 return NGX_OK; |
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722 } |
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723 |
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724 |
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725 static ngx_int_t |
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726 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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727 { |
2587
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|
728 ngx_str_t zero; |
2577
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729 uintptr_t *code; |
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730 |
2587
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731 if (sc->zero) { |
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|
732 |
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|
733 zero.len = 1; |
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734 zero.data = (u_char *) "\0"; |
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735 |
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736 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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737 return NGX_ERROR; |
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738 } |
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739 } |
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740 |
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|
741 if (sc->conf_prefix || sc->root_prefix) { |
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742 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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743 return NGX_ERROR; |
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744 } |
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745 } |
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746 |
2577
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747 if (sc->complete_lengths) { |
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748 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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749 if (code == NULL) { |
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750 return NGX_ERROR; |
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751 } |
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|
752 |
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|
753 *code = (uintptr_t) NULL; |
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754 } |
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|
755 |
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756 if (sc->complete_values) { |
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757 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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|
758 &sc->main); |
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|
759 if (code == NULL) { |
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|
760 return NGX_ERROR; |
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|
761 } |
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|
762 |
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|
763 *code = (uintptr_t) NULL; |
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764 } |
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|
765 |
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|
766 return NGX_OK; |
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|
767 } |
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|
768 |
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|
769 |
509 | 770 void * |
507 | 771 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
479 | 772 { |
507 | 773 if (*codes == NULL) { |
774 *codes = ngx_array_create(pool, 256, 1); | |
775 if (*codes == NULL) { | |
776 return NULL; | |
777 } | |
778 } | |
99
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779 |
507 | 780 return ngx_array_push_n(*codes, size); |
781 } | |
782 | |
509 | 783 |
784 void * | |
785 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
786 { | |
787 u_char *elts, **p; | |
788 void *new; | |
789 | |
790 elts = codes->elts; | |
791 | |
792 new = ngx_array_push_n(codes, size); | |
793 if (new == NULL) { | |
2911 | 794 return NULL; |
509 | 795 } |
796 | |
797 if (code) { | |
798 if (elts != codes->elts) { | |
799 p = code; | |
800 *p += (u_char *) codes->elts - elts; | |
801 } | |
802 } | |
803 | |
804 return new; | |
805 } | |
507 | 806 |
479 | 807 |
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|
808 static ngx_int_t |
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|
809 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
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|
810 ngx_uint_t last) |
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811 { |
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|
812 u_char *p; |
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|
813 size_t size, len, zero; |
2577
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|
814 ngx_http_script_copy_code_t *code; |
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|
815 |
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|
816 zero = (sc->zero && last); |
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817 len = value->len + zero; |
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818 |
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|
819 code = ngx_http_script_add_code(*sc->lengths, |
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|
820 sizeof(ngx_http_script_copy_code_t), NULL); |
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|
821 if (code == NULL) { |
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|
822 return NGX_ERROR; |
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823 } |
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|
824 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
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changeset
|
825 code->code = (ngx_http_script_code_pt) (void *) |
9e25a5380a21
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|
826 ngx_http_script_copy_len_code; |
2587
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|
827 code->len = len; |
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828 |
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829 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
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|
830 & ~(sizeof(uintptr_t) - 1); |
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|
831 |
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|
832 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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|
833 if (code == NULL) { |
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|
834 return NGX_ERROR; |
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|
835 } |
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|
836 |
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|
837 code->code = ngx_http_script_copy_code; |
2587
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|
838 code->len = len; |
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|
839 |
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|
840 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
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|
841 value->data, value->len); |
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|
842 |
2587
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|
843 if (zero) { |
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|
844 *p = '\0'; |
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|
845 sc->zero = 0; |
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|
846 } |
2577
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|
847 |
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|
848 return NGX_OK; |
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|
849 } |
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|
850 |
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|
851 |
507 | 852 size_t |
509 | 853 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
507 | 854 { |
855 ngx_http_script_copy_code_t *code; | |
479 | 856 |
509 | 857 code = (ngx_http_script_copy_code_t *) e->ip; |
507 | 858 |
509 | 859 e->ip += sizeof(ngx_http_script_copy_code_t); |
507 | 860 |
861 return code->len; | |
99
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862 } |
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|
863 |
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|
864 |
507 | 865 void |
509 | 866 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
99
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|
867 { |
2393 | 868 u_char *p; |
507 | 869 ngx_http_script_copy_code_t *code; |
870 | |
509 | 871 code = (ngx_http_script_copy_code_t *) e->ip; |
872 | |
2393 | 873 p = e->pos; |
874 | |
509 | 875 if (!e->skip) { |
2393 | 876 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
573 | 877 code->len); |
509 | 878 } |
507 | 879 |
509 | 880 e->ip += sizeof(ngx_http_script_copy_code_t) |
881 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
507 | 882 |
2393 | 883 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
884 "http script copy: \"%*s\"", e->pos - p, p); | |
99
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885 } |
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886 |
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887 |
2577
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888 static ngx_int_t |
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889 ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
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890 { |
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891 ngx_int_t index, *p; |
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892 ngx_http_script_var_code_t *code; |
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893 |
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894 index = ngx_http_get_variable_index(sc->cf, name); |
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895 |
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896 if (index == NGX_ERROR) { |
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897 return NGX_ERROR; |
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898 } |
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899 |
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900 if (sc->flushes) { |
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901 p = ngx_array_push(*sc->flushes); |
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902 if (p == NULL) { |
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903 return NGX_ERROR; |
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904 } |
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905 |
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906 *p = index; |
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907 } |
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908 |
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909 code = ngx_http_script_add_code(*sc->lengths, |
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910 sizeof(ngx_http_script_var_code_t), NULL); |
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911 if (code == NULL) { |
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912 return NGX_ERROR; |
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913 } |
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914 |
7271
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Silenced -Wcast-function-type warnings (closes #1546).
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915 code->code = (ngx_http_script_code_pt) (void *) |
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916 ngx_http_script_copy_var_len_code; |
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917 code->index = (uintptr_t) index; |
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918 |
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919 code = ngx_http_script_add_code(*sc->values, |
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920 sizeof(ngx_http_script_var_code_t), |
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921 &sc->main); |
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922 if (code == NULL) { |
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923 return NGX_ERROR; |
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924 } |
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925 |
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926 code->code = ngx_http_script_copy_var_code; |
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927 code->index = (uintptr_t) index; |
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928 |
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929 return NGX_OK; |
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930 } |
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931 |
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932 |
507 | 933 size_t |
509 | 934 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
99
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935 { |
507 | 936 ngx_http_variable_value_t *value; |
937 ngx_http_script_var_code_t *code; | |
938 | |
509 | 939 code = (ngx_http_script_var_code_t *) e->ip; |
507 | 940 |
509 | 941 e->ip += sizeof(ngx_http_script_var_code_t); |
507 | 942 |
573 | 943 if (e->flushed) { |
944 value = ngx_http_get_indexed_variable(e->request, code->index); | |
507 | 945 |
573 | 946 } else { |
947 value = ngx_http_get_flushed_variable(e->request, code->index); | |
948 } | |
949 | |
950 if (value && !value->not_found) { | |
951 return value->len; | |
507 | 952 } |
953 | |
553 | 954 return 0; |
99
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955 } |
479 | 956 |
957 | |
507 | 958 void |
509 | 959 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
479 | 960 { |
2393 | 961 u_char *p; |
507 | 962 ngx_http_variable_value_t *value; |
963 ngx_http_script_var_code_t *code; | |
964 | |
509 | 965 code = (ngx_http_script_var_code_t *) e->ip; |
966 | |
967 e->ip += sizeof(ngx_http_script_var_code_t); | |
968 | |
969 if (!e->skip) { | |
573 | 970 |
971 if (e->flushed) { | |
972 value = ngx_http_get_indexed_variable(e->request, code->index); | |
509 | 973 |
573 | 974 } else { |
975 value = ngx_http_get_flushed_variable(e->request, code->index); | |
976 } | |
977 | |
978 if (value && !value->not_found) { | |
2393 | 979 p = e->pos; |
980 e->pos = ngx_copy(p, value->data, value->len); | |
509 | 981 |
2393 | 982 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
845
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debug log should not be under rewrite_log control
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983 e->request->connection->log, 0, |
2393 | 984 "http script var: \"%*s\"", e->pos - p, p); |
509 | 985 } |
986 } | |
987 } | |
988 | |
989 | |
2577
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990 static ngx_int_t |
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991 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
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992 { |
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993 uintptr_t *code; |
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994 |
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995 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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996 if (code == NULL) { |
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997 return NGX_ERROR; |
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998 } |
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999 |
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1000 *code = (uintptr_t) ngx_http_script_mark_args_code; |
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1001 |
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1002 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
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1003 if (code == NULL) { |
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1004 return NGX_ERROR; |
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1005 } |
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1006 |
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1007 *code = (uintptr_t) ngx_http_script_start_args_code; |
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1008 |
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1009 return NGX_OK; |
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1010 } |
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1011 |
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1012 |
509 | 1013 size_t |
1891
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1014 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
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1015 { |
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1016 e->is_args = 1; |
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1017 e->ip += sizeof(uintptr_t); |
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1018 |
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1019 return 1; |
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1020 } |
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1021 |
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1022 |
509 | 1023 void |
1024 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
1025 { | |
1026 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1027 "http script args"); | |
577 | 1028 |
2225
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1029 e->is_args = 1; |
509 | 1030 e->args = e->pos; |
1031 e->ip += sizeof(uintptr_t); | |
1032 } | |
1033 | |
1034 | |
517 | 1035 #if (NGX_PCRE) |
1036 | |
509 | 1037 void |
1038 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
1039 { | |
1040 size_t len; | |
1041 ngx_int_t rc; | |
1042 ngx_uint_t n; | |
1043 ngx_http_request_t *r; | |
1044 ngx_http_script_engine_t le; | |
1045 ngx_http_script_len_code_pt lcode; | |
1046 ngx_http_script_regex_code_t *code; | |
1047 | |
1048 code = (ngx_http_script_regex_code_t *) e->ip; | |
1049 | |
1050 r = e->request; | |
1051 | |
1052 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1053 "http script regex: \"%V\"", &code->name); | |
1054 | |
1055 if (code->uri) { | |
515 | 1056 e->line = r->uri; |
509 | 1057 } else { |
1058 e->sp--; | |
573 | 1059 e->line.len = e->sp->len; |
1060 e->line.data = e->sp->data; | |
509 | 1061 } |
507 | 1062 |
3325 | 1063 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
2547
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1064 |
3325 | 1065 if (rc == NGX_DECLINED) { |
2397 | 1066 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1067 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1068 "\"%V\" does not match \"%V\"", |
1069 &code->name, &e->line); | |
509 | 1070 } |
1071 | |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1072 r->ncaptures = 0; |
515 | 1073 |
509 | 1074 if (code->test) { |
631 | 1075 if (code->negative_test) { |
1076 e->sp->len = 1; | |
1077 e->sp->data = (u_char *) "1"; | |
1078 | |
1079 } else { | |
1080 e->sp->len = 0; | |
1081 e->sp->data = (u_char *) ""; | |
1082 } | |
1083 | |
509 | 1084 e->sp++; |
1085 | |
1086 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1087 return; | |
1088 } | |
1089 | |
1090 e->ip += code->next; | |
1091 return; | |
1092 } | |
1093 | |
3325 | 1094 if (rc == NGX_ERROR) { |
509 | 1095 e->ip = ngx_http_script_exit; |
1096 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1097 return; | |
1098 } | |
1099 | |
2397 | 1100 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1101 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1102 "\"%V\" matches \"%V\"", &code->name, &e->line); |
509 | 1103 } |
1104 | |
1105 if (code->test) { | |
631 | 1106 if (code->negative_test) { |
1107 e->sp->len = 0; | |
1108 e->sp->data = (u_char *) ""; | |
1109 | |
1110 } else { | |
1111 e->sp->len = 1; | |
1112 e->sp->data = (u_char *) "1"; | |
1113 } | |
1114 | |
509 | 1115 e->sp++; |
1116 | |
1117 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1118 return; | |
1119 } | |
1120 | |
1121 if (code->status) { | |
1122 e->status = code->status; | |
507 | 1123 |
509 | 1124 if (!code->redirect) { |
1125 e->ip = ngx_http_script_exit; | |
1126 return; | |
1127 } | |
1128 } | |
1129 | |
1130 if (code->uri) { | |
1131 r->internal = 1; | |
1132 r->valid_unparsed_uri = 0; | |
1133 | |
1134 if (code->break_cycle) { | |
1135 r->valid_location = 0; | |
527 | 1136 r->uri_changed = 0; |
509 | 1137 |
1138 } else { | |
1139 r->uri_changed = 1; | |
1140 } | |
1141 } | |
1142 | |
1143 if (code->lengths == NULL) { | |
1144 e->buf.len = code->size; | |
1145 | |
1146 if (code->uri) { | |
3344
1aed55182ea2
fix captures in "rewrite", the bug had been introduced in r3326
Igor Sysoev <igor@sysoev.ru>
parents:
3325
diff
changeset
|
1147 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
509 | 1148 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
1149 NGX_ESCAPE_ARGS); | |
1150 } | |
1151 } | |
1152 | |
3344
1aed55182ea2
fix captures in "rewrite", the bug had been introduced in r3326
Igor Sysoev <igor@sysoev.ru>
parents:
3325
diff
changeset
|
1153 for (n = 2; n < r->ncaptures; n += 2) { |
1aed55182ea2
fix captures in "rewrite", the bug had been introduced in r3326
Igor Sysoev <igor@sysoev.ru>
parents:
3325
diff
changeset
|
1154 e->buf.len += r->captures[n + 1] - r->captures[n]; |
509 | 1155 } |
1156 | |
1157 } else { | |
1158 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1159 | |
1160 le.ip = code->lengths->elts; | |
679 | 1161 le.line = e->line; |
509 | 1162 le.request = r; |
679 | 1163 le.quote = code->redirect; |
509 | 1164 |
1891
782af1038115
length calculation did not take into account escaped symbols in arguments
Igor Sysoev <igor@sysoev.ru>
parents:
1799
diff
changeset
|
1165 len = 0; |
509 | 1166 |
1167 while (*(uintptr_t *) le.ip) { | |
1168 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1169 len += lcode(&le); | |
1170 } | |
1171 | |
1172 e->buf.len = len; | |
1173 } | |
1174 | |
515 | 1175 if (code->add_args && r->args.len) { |
509 | 1176 e->buf.len += r->args.len + 1; |
1177 } | |
1178 | |
2049 | 1179 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
509 | 1180 if (e->buf.data == NULL) { |
1181 e->ip = ngx_http_script_exit; | |
1182 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
507 | 1183 return; |
1184 } | |
1185 | |
509 | 1186 e->quote = code->redirect; |
1187 | |
1188 e->pos = e->buf.data; | |
1189 | |
1190 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1191 } | |
1192 | |
1193 | |
1194 void | |
1195 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
1196 { | |
577 | 1197 u_char *dst, *src; |
509 | 1198 ngx_http_request_t *r; |
1199 ngx_http_script_regex_end_code_t *code; | |
1200 | |
1201 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
1202 | |
1203 r = e->request; | |
1204 | |
1205 e->quote = 0; | |
1206 | |
1207 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1208 "http script regex end"); | |
1209 | |
1210 if (code->redirect) { | |
1211 | |
577 | 1212 dst = e->buf.data; |
1213 src = e->buf.data; | |
1214 | |
1593 | 1215 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
1216 NGX_UNESCAPE_REDIRECT); | |
577 | 1217 |
1218 if (src < e->pos) { | |
3887
e7798b5e990a
use memmove() in appropriate places
Igor Sysoev <igor@sysoev.ru>
parents:
3761
diff
changeset
|
1219 dst = ngx_movemem(dst, src, e->pos - src); |
577 | 1220 } |
1221 | |
1222 e->pos = dst; | |
1223 | |
1224 if (code->add_args && r->args.len) { | |
509 | 1225 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
573 | 1226 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1227 } |
1228 | |
1229 e->buf.len = e->pos - e->buf.data; | |
1230 | |
2397 | 1231 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1232 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1233 "rewritten redirect: \"%V\"", &e->buf); | |
1234 } | |
1235 | |
4206
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3904
diff
changeset
|
1236 ngx_http_clear_location(r); |
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3904
diff
changeset
|
1237 |
509 | 1238 r->headers_out.location = ngx_list_push(&r->headers_out.headers); |
1239 if (r->headers_out.location == NULL) { | |
1240 e->ip = ngx_http_script_exit; | |
1241 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1242 return; | |
1243 } | |
1244 | |
577 | 1245 r->headers_out.location->hash = 1; |
8031
d26db4f82d7d
All known output headers can be linked lists now.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7833
diff
changeset
|
1246 r->headers_out.location->next = NULL; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3344
diff
changeset
|
1247 ngx_str_set(&r->headers_out.location->key, "Location"); |
509 | 1248 r->headers_out.location->value = e->buf; |
1249 | |
1250 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1251 return; | |
1252 } | |
1253 | |
577 | 1254 if (e->args) { |
509 | 1255 e->buf.len = e->args - e->buf.data; |
1256 | |
1257 if (code->add_args && r->args.len) { | |
1258 *e->pos++ = '&'; | |
573 | 1259 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1260 } |
1261 | |
1262 r->args.len = e->pos - e->args; | |
1263 r->args.data = e->args; | |
1264 | |
1265 e->args = NULL; | |
1266 | |
1267 } else { | |
1268 e->buf.len = e->pos - e->buf.data; | |
673 | 1269 |
1270 if (!code->add_args) { | |
1271 r->args.len = 0; | |
1272 } | |
509 | 1273 } |
1274 | |
2397 | 1275 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1276 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1277 "rewritten data: \"%V\", args: \"%V\"", | |
1278 &e->buf, &r->args); | |
1279 } | |
1280 | |
1281 if (code->uri) { | |
1282 r->uri = e->buf; | |
1283 | |
535 | 1284 if (r->uri.len == 0) { |
1285 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1286 "the rewritten URI has a zero length"); | |
1287 e->ip = ngx_http_script_exit; | |
1288 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1289 return; | |
1290 } | |
1291 | |
2979
b941147f2b2e
ngx_http_set_exten() is always successful since 0.3.46
Igor Sysoev <igor@sysoev.ru>
parents:
2911
diff
changeset
|
1292 ngx_http_set_exten(r); |
509 | 1293 } |
1294 | |
1295 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1296 } | |
1297 | |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1298 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1299 static ngx_int_t |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1300 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1301 { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1302 ngx_http_script_copy_capture_code_t *code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1303 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1304 code = ngx_http_script_add_code(*sc->lengths, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1305 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1306 NULL); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1307 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1308 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1309 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1310 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1311 code->code = (ngx_http_script_code_pt) (void *) |
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1312 ngx_http_script_copy_capture_len_code; |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1313 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1314 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1315 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1316 code = ngx_http_script_add_code(*sc->values, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1317 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1318 &sc->main); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1319 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1320 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1321 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1322 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1323 code->code = ngx_http_script_copy_capture_code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1324 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1325 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1326 if (sc->ncaptures < n) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1327 sc->ncaptures = n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1328 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1329 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1330 return NGX_OK; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1331 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1332 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1333 |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1334 size_t |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1335 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1336 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1337 int *cap; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1338 u_char *p; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1339 ngx_uint_t n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1340 ngx_http_request_t *r; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1341 ngx_http_script_copy_capture_code_t *code; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1342 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1343 r = e->request; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1344 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1345 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1346 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1347 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1348 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1349 n = code->n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1350 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1351 if (n < r->ncaptures) { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1352 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1353 cap = r->captures; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1354 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1355 if ((e->is_args || e->quote) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1356 && (e->request->quoted_uri || e->request->plus_in_uri)) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1357 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1358 p = r->captures_data; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1359 |
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1360 return cap[n + 1] - cap[n] |
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1361 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
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1362 NGX_ESCAPE_ARGS); |
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1363 } else { |
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1364 return cap[n + 1] - cap[n]; |
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1365 } |
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|
1366 } |
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|
1367 |
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|
1368 return 0; |
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|
1369 } |
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|
1370 |
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|
1371 |
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|
1372 void |
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1373 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
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1374 { |
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1375 int *cap; |
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1376 u_char *p, *pos; |
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1377 ngx_uint_t n; |
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1378 ngx_http_request_t *r; |
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1379 ngx_http_script_copy_capture_code_t *code; |
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1380 |
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1381 r = e->request; |
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1382 |
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1383 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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1384 |
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1385 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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1386 |
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|
1387 n = code->n; |
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|
1388 |
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|
1389 pos = e->pos; |
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|
1390 |
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1391 if (n < r->ncaptures) { |
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1392 |
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1393 cap = r->captures; |
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1394 p = r->captures_data; |
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1395 |
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1396 if ((e->is_args || e->quote) |
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1397 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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1398 { |
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|
1399 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
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1400 cap[n + 1] - cap[n], |
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1401 NGX_ESCAPE_ARGS); |
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1402 } else { |
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|
1403 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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1404 } |
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1405 } |
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|
1406 |
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|
1407 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1408 "http script capture: \"%*s\"", e->pos - pos, pos); |
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1409 } |
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1410 |
517 | 1411 #endif |
1412 | |
509 | 1413 |
2587
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|
1414 static ngx_int_t |
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|
1415 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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|
1416 { |
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|
1417 ngx_http_script_full_name_code_t *code; |
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|
1418 |
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|
1419 code = ngx_http_script_add_code(*sc->lengths, |
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|
1420 sizeof(ngx_http_script_full_name_code_t), |
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|
1421 NULL); |
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|
1422 if (code == NULL) { |
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|
1423 return NGX_ERROR; |
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1424 } |
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|
1425 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
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diff
changeset
|
1426 code->code = (ngx_http_script_code_pt) (void *) |
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|
1427 ngx_http_script_full_name_len_code; |
2758 | 1428 code->conf_prefix = sc->conf_prefix; |
2587
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|
1429 |
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|
1430 code = ngx_http_script_add_code(*sc->values, |
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|
1431 sizeof(ngx_http_script_full_name_code_t), |
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|
1432 &sc->main); |
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|
1433 if (code == NULL) { |
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|
1434 return NGX_ERROR; |
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|
1435 } |
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|
1436 |
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|
1437 code->code = ngx_http_script_full_name_code; |
2758 | 1438 code->conf_prefix = sc->conf_prefix; |
2587
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|
1439 |
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|
1440 return NGX_OK; |
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|
1441 } |
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|
1442 |
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|
1443 |
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|
1444 static size_t |
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diff
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|
1445 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
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|
1446 { |
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|
1447 ngx_http_script_full_name_code_t *code; |
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|
1448 |
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|
1449 code = (ngx_http_script_full_name_code_t *) e->ip; |
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|
1450 |
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|
1451 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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|
1452 |
2758 | 1453 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
1454 ngx_cycle->prefix.len; | |
2587
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|
1455 } |
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|
1456 |
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|
1457 |
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|
1458 static void |
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|
1459 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
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|
1460 { |
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|
1461 ngx_http_script_full_name_code_t *code; |
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|
1462 |
5331
e04083b79335
Style improved after 12dd27b74117.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5330
diff
changeset
|
1463 ngx_str_t value, *prefix; |
2587
8afc4df77ee8
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diff
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|
1464 |
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ngx_http_script_flush_complex_value()
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changeset
|
1465 code = (ngx_http_script_full_name_code_t *) e->ip; |
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|
1466 |
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ngx_http_script_flush_complex_value()
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|
1467 value.data = e->buf.data; |
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parents:
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|
1468 value.len = e->pos - e->buf.data; |
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|
1469 |
5331
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1470 prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: |
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diff
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|
1471 (ngx_str_t *) &ngx_cycle->prefix; |
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|
1472 |
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changeset
|
1473 if (ngx_get_full_name(e->request->pool, prefix, &value) != NGX_OK) { |
2587
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ngx_http_script_flush_complex_value()
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changeset
|
1474 e->ip = ngx_http_script_exit; |
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ngx_http_script_flush_complex_value()
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changeset
|
1475 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
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|
1476 return; |
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|
1477 } |
8afc4df77ee8
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|
1478 |
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changeset
|
1479 e->buf = value; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
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changeset
|
1480 |
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ngx_http_script_flush_complex_value()
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changeset
|
1481 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1482 "http script fullname: \"%V\"", &value); |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1483 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1484 e->ip += sizeof(ngx_http_script_full_name_code_t); |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1485 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1486 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1487 |
509 | 1488 void |
1489 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
577 | 1490 { |
509 | 1491 ngx_http_script_return_code_t *code; |
577 | 1492 |
509 | 1493 code = (ngx_http_script_return_code_t *) e->ip; |
1494 | |
3633 | 1495 if (code->status < NGX_HTTP_BAD_REQUEST |
1496 || code->text.value.len | |
1497 || code->text.lengths) | |
1498 { | |
1499 e->status = ngx_http_send_response(e->request, code->status, NULL, | |
1500 &code->text); | |
1501 } else { | |
1502 e->status = code->status; | |
653 | 1503 } |
1504 | |
3633 | 1505 e->ip = ngx_http_script_exit; |
479 | 1506 } |
509 | 1507 |
1508 | |
1509 void | |
527 | 1510 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
1511 { | |
7604
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1512 ngx_http_request_t *r; |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1513 |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1514 r = e->request; |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1515 |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1516 if (r->uri_changed) { |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1517 r->valid_location = 0; |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1518 r->uri_changed = 0; |
7aa20af4ac00
Rewrite: fixed segfault with rewritten URI and "alias".
Ruslan Ermilov <ru@nginx.com>
parents:
7503
diff
changeset
|
1519 } |
527 | 1520 |
1521 e->ip = ngx_http_script_exit; | |
1522 } | |
1523 | |
1524 | |
1525 void | |
509 | 1526 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
1527 { | |
1528 ngx_http_script_if_code_t *code; | |
1529 | |
1530 code = (ngx_http_script_if_code_t *) e->ip; | |
1531 | |
1532 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1533 "http script if"); | |
1534 | |
1535 e->sp--; | |
1536 | |
5426 | 1537 if (e->sp->len && (e->sp->len != 1 || e->sp->data[0] != '0')) { |
509 | 1538 if (code->loc_conf) { |
1539 e->request->loc_conf = code->loc_conf; | |
535 | 1540 ngx_http_update_location_config(e->request); |
509 | 1541 } |
1542 | |
1543 e->ip += sizeof(ngx_http_script_if_code_t); | |
1544 return; | |
1545 } | |
1546 | |
1547 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
577 | 1548 "http script if: false"); |
509 | 1549 |
1550 e->ip += code->next; | |
1551 } | |
1552 | |
1553 | |
1554 void | |
577 | 1555 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
1556 { | |
1557 ngx_http_variable_value_t *val, *res; | |
1558 | |
1559 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1560 "http script equal"); | |
1561 | |
1562 e->sp--; | |
1563 val = e->sp; | |
1564 res = e->sp - 1; | |
1565 | |
1566 e->ip += sizeof(uintptr_t); | |
1567 | |
2393 | 1568 if (val->len == res->len |
1569 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1570 { |
1571 *res = ngx_http_variable_true_value; | |
1572 return; | |
1573 } | |
1574 | |
1575 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1576 "http script equal: no"); | |
1577 | |
1578 *res = ngx_http_variable_null_value; | |
1579 } | |
1580 | |
1581 | |
1582 void | |
1583 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
1584 { | |
1585 ngx_http_variable_value_t *val, *res; | |
1586 | |
1587 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1588 "http script not equal"); | |
1589 | |
1590 e->sp--; | |
1591 val = e->sp; | |
1592 res = e->sp - 1; | |
1593 | |
1594 e->ip += sizeof(uintptr_t); | |
1595 | |
2393 | 1596 if (val->len == res->len |
1597 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1598 { |
1599 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1600 "http script not equal: no"); | |
1601 | |
1602 *res = ngx_http_variable_null_value; | |
1603 return; | |
1604 } | |
1605 | |
1606 *res = ngx_http_variable_true_value; | |
1607 } | |
1608 | |
1609 | |
1610 void | |
631 | 1611 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
1612 { | |
1454 | 1613 ngx_str_t path; |
1614 ngx_http_request_t *r; | |
1615 ngx_open_file_info_t of; | |
1616 ngx_http_core_loc_conf_t *clcf; | |
631 | 1617 ngx_http_variable_value_t *value; |
1618 ngx_http_script_file_code_t *code; | |
1619 | |
1620 value = e->sp - 1; | |
1621 | |
1622 code = (ngx_http_script_file_code_t *) e->ip; | |
1623 e->ip += sizeof(ngx_http_script_file_code_t); | |
1624 | |
1454 | 1625 path.len = value->len - 1; |
1626 path.data = value->data; | |
1627 | |
1628 r = e->request; | |
1629 | |
1630 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
6480 | 1631 "http script file op %p \"%V\"", (void *) code->op, &path); |
1454 | 1632 |
1633 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
631 | 1634 |
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1635 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1636 |
3178 | 1637 of.read_ahead = clcf->read_ahead; |
2129 | 1638 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1639 of.valid = clcf->open_file_cache_valid; |
1772 | 1640 of.min_uses = clcf->open_file_cache_min_uses; |
2756
09cab3f8d92e
*) of.test_only to not open file if only stat() is enough
Igor Sysoev <igor@sysoev.ru>
parents:
2609
diff
changeset
|
1641 of.test_only = 1; |
1454 | 1642 of.errors = clcf->open_file_cache_errors; |
1457 | 1643 of.events = clcf->open_file_cache_events; |
4494
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1644 |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1645 if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1646 e->ip = ngx_http_script_exit; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1647 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1648 return; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1649 } |
631 | 1650 |
1454 | 1651 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
1799 | 1652 != NGX_OK) |
1454 | 1653 { |
6948
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1654 if (of.err == 0) { |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1655 e->ip = ngx_http_script_exit; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1656 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1657 return; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1658 } |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1659 |
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1660 if (of.err != NGX_ENOENT |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1661 && of.err != NGX_ENOTDIR |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1662 && of.err != NGX_ENAMETOOLONG) |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1663 { |
1454 | 1664 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
2756
09cab3f8d92e
*) of.test_only to not open file if only stat() is enough
Igor Sysoev <igor@sysoev.ru>
parents:
2609
diff
changeset
|
1665 "%s \"%s\" failed", of.failed, value->data); |
631 | 1666 } |
1667 | |
1668 switch (code->op) { | |
671 | 1669 |
631 | 1670 case ngx_http_script_file_plain: |
669 | 1671 case ngx_http_script_file_dir: |
1672 case ngx_http_script_file_exists: | |
1673 case ngx_http_script_file_exec: | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1674 goto false_value; |
671 | 1675 |
631 | 1676 case ngx_http_script_file_not_plain: |
669 | 1677 case ngx_http_script_file_not_dir: |
671 | 1678 case ngx_http_script_file_not_exists: |
669 | 1679 case ngx_http_script_file_not_exec: |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1680 goto true_value; |
631 | 1681 } |
1682 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1683 goto false_value; |
631 | 1684 } |
1685 | |
1686 switch (code->op) { | |
1687 case ngx_http_script_file_plain: | |
1454 | 1688 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1689 goto true_value; |
631 | 1690 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1691 goto false_value; |
631 | 1692 |
1693 case ngx_http_script_file_not_plain: | |
1454 | 1694 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1695 goto false_value; |
631 | 1696 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1697 goto true_value; |
669 | 1698 |
1699 case ngx_http_script_file_dir: | |
1454 | 1700 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1701 goto true_value; |
669 | 1702 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1703 goto false_value; |
669 | 1704 |
1705 case ngx_http_script_file_not_dir: | |
1454 | 1706 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1707 goto false_value; |
669 | 1708 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1709 goto true_value; |
669 | 1710 |
1711 case ngx_http_script_file_exists: | |
1454 | 1712 if (of.is_file || of.is_dir || of.is_link) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1713 goto true_value; |
669 | 1714 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1715 goto false_value; |
669 | 1716 |
1717 case ngx_http_script_file_not_exists: | |
1454 | 1718 if (of.is_file || of.is_dir || of.is_link) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1719 goto false_value; |
669 | 1720 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1721 goto true_value; |
669 | 1722 |
1723 case ngx_http_script_file_exec: | |
1454 | 1724 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1725 goto true_value; |
669 | 1726 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1727 goto false_value; |
669 | 1728 |
1729 case ngx_http_script_file_not_exec: | |
1454 | 1730 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1731 goto false_value; |
669 | 1732 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1733 goto true_value; |
631 | 1734 } |
1735 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1736 false_value: |
631 | 1737 |
1454 | 1738 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
631 | 1739 "http script file op false"); |
1740 | |
1741 *value = ngx_http_variable_null_value; | |
1742 return; | |
1743 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1744 true_value: |
631 | 1745 |
1746 *value = ngx_http_variable_true_value; | |
1747 return; | |
1748 } | |
1749 | |
1750 | |
1751 void | |
515 | 1752 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
1753 { | |
1754 size_t len; | |
1755 ngx_http_script_engine_t le; | |
1756 ngx_http_script_len_code_pt lcode; | |
1757 ngx_http_script_complex_value_code_t *code; | |
1758 | |
1759 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
1760 | |
1761 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
1762 | |
1763 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1764 "http script complex value"); | |
1765 | |
1766 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1767 | |
1768 le.ip = code->lengths->elts; | |
655 | 1769 le.line = e->line; |
515 | 1770 le.request = e->request; |
655 | 1771 le.quote = e->quote; |
515 | 1772 |
1773 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1774 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1775 } | |
1776 | |
1777 e->buf.len = len; | |
2049 | 1778 e->buf.data = ngx_pnalloc(e->request->pool, len); |
515 | 1779 if (e->buf.data == NULL) { |
1780 e->ip = ngx_http_script_exit; | |
1781 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1782 return; | |
1783 } | |
1784 | |
1785 e->pos = e->buf.data; | |
1786 | |
577 | 1787 e->sp->len = e->buf.len; |
573 | 1788 e->sp->data = e->buf.data; |
515 | 1789 e->sp++; |
1790 } | |
1791 | |
1792 | |
1793 void | |
509 | 1794 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
1795 { | |
1796 ngx_http_script_value_code_t *code; | |
1797 | |
1798 code = (ngx_http_script_value_code_t *) e->ip; | |
1799 | |
1800 e->ip += sizeof(ngx_http_script_value_code_t); | |
1801 | |
573 | 1802 e->sp->len = code->text_len; |
1803 e->sp->data = (u_char *) code->text_data; | |
577 | 1804 |
1805 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 | 1806 "http script value: \"%v\"", e->sp); |
577 | 1807 |
509 | 1808 e->sp++; |
1809 } | |
1810 | |
1811 | |
1812 void | |
1813 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
1814 { | |
1815 ngx_http_request_t *r; | |
1816 ngx_http_script_var_code_t *code; | |
1817 | |
1818 code = (ngx_http_script_var_code_t *) e->ip; | |
1819 | |
1820 e->ip += sizeof(ngx_http_script_var_code_t); | |
1821 | |
1822 r = e->request; | |
1823 | |
1824 e->sp--; | |
1825 | |
573 | 1826 r->variables[code->index].len = e->sp->len; |
1827 r->variables[code->index].valid = 1; | |
1565 | 1828 r->variables[code->index].no_cacheable = 0; |
573 | 1829 r->variables[code->index].not_found = 0; |
1830 r->variables[code->index].data = e->sp->data; | |
2393 | 1831 |
1832 #if (NGX_DEBUG) | |
1833 { | |
1834 ngx_http_variable_t *v; | |
1835 ngx_http_core_main_conf_t *cmcf; | |
1836 | |
1837 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1838 | |
1839 v = cmcf->variables.elts; | |
1840 | |
1841 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1842 "http script set $%V", &v[code->index].name); | |
1843 } | |
1844 #endif | |
509 | 1845 } |
1846 | |
1847 | |
1848 void | |
637 | 1849 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
1850 { | |
1851 ngx_http_script_var_handler_code_t *code; | |
1852 | |
1853 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1854 "http script set var handler"); | |
1855 | |
1856 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
1857 | |
1858 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
1859 | |
1860 e->sp--; | |
1861 | |
1862 code->handler(e->request, e->sp, code->data); | |
1863 } | |
1864 | |
1865 | |
1866 void | |
509 | 1867 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
1868 { | |
1869 ngx_http_variable_value_t *value; | |
1870 ngx_http_script_var_code_t *code; | |
1871 | |
1872 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1873 "http script var"); | |
1874 | |
1875 code = (ngx_http_script_var_code_t *) e->ip; | |
1876 | |
1877 e->ip += sizeof(ngx_http_script_var_code_t); | |
1878 | |
573 | 1879 value = ngx_http_get_flushed_variable(e->request, code->index); |
509 | 1880 |
573 | 1881 if (value && !value->not_found) { |
1882 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1406
03341711f9a2
use %v for ngx_variable_value_t in ngx_sprintf(),
Igor Sysoev <igor@sysoev.ru>
parents:
1152
diff
changeset
|
1883 "http script var: \"%v\"", value); |
573 | 1884 |
553 | 1885 *e->sp = *value; |
509 | 1886 e->sp++; |
1887 | |
1888 return; | |
1889 } | |
1890 | |
577 | 1891 *e->sp = ngx_http_variable_null_value; |
509 | 1892 e->sp++; |
1893 } | |
1894 | |
1895 | |
1896 void | |
1897 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
1898 { | |
1899 e->ip += sizeof(uintptr_t); | |
1900 } |