Mercurial > hg > nginx-quic
annotate src/http/ngx_http_script.c @ 3691:55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 14 Jul 2010 11:13:59 +0000 |
parents | 187783310b65 |
children | 7224d008faaf |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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10 |
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11 |
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12 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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13 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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15 ngx_str_t *value, ngx_uint_t last); |
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16 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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17 ngx_str_t *name); |
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18 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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19 #if (NGX_PCRE) |
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20 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
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21 ngx_uint_t n); |
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22 #endif |
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23 static ngx_int_t |
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24 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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25 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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26 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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27 |
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28 |
509 | 29 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
30 | |
31 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
32 | |
33 | |
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34 void |
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35 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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36 ngx_http_complex_value_t *val) |
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37 { |
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38 ngx_uint_t *index; |
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39 |
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40 index = val->flushes; |
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41 |
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42 if (index) { |
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43 while (*index != (ngx_uint_t) -1) { |
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44 |
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45 if (r->variables[*index].no_cacheable) { |
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46 r->variables[*index].valid = 0; |
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47 r->variables[*index].not_found = 0; |
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48 } |
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49 |
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50 index++; |
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51 } |
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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 ngx_int_t |
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57 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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58 ngx_str_t *value) |
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59 { |
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60 size_t len; |
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61 ngx_http_script_code_pt code; |
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62 ngx_http_script_len_code_pt lcode; |
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63 ngx_http_script_engine_t e; |
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64 |
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65 if (val->lengths == NULL) { |
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66 *value = val->value; |
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67 return NGX_OK; |
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68 } |
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69 |
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70 ngx_http_script_flush_complex_value(r, val); |
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71 |
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72 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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73 |
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74 e.ip = val->lengths; |
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75 e.request = r; |
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76 e.flushed = 1; |
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77 |
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78 len = 0; |
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79 |
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80 while (*(uintptr_t *) e.ip) { |
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81 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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82 len += lcode(&e); |
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83 } |
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84 |
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85 value->len = len; |
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86 value->data = ngx_pnalloc(r->pool, len); |
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87 if (value->data == NULL) { |
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88 return NGX_ERROR; |
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89 } |
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90 |
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91 e.ip = val->values; |
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92 e.pos = value->data; |
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93 e.buf = *value; |
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94 |
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95 while (*(uintptr_t *) e.ip) { |
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96 code = *(ngx_http_script_code_pt *) e.ip; |
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97 code((ngx_http_script_engine_t *) &e); |
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98 } |
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99 |
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100 *value = e.buf; |
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101 |
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102 return NGX_OK; |
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103 } |
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104 |
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105 |
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106 ngx_int_t |
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107 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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108 { |
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109 ngx_str_t *v; |
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110 ngx_uint_t i, n, nv, nc; |
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111 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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112 ngx_http_script_compile_t sc; |
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113 |
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114 v = ccv->value; |
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115 |
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116 if (v->len == 0) { |
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117 ngx_conf_log_error(NGX_LOG_EMERG, ccv->cf, 0, "empty parameter"); |
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118 return NGX_ERROR; |
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119 } |
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120 |
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121 nv = 0; |
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122 nc = 0; |
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123 |
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124 for (i = 0; i < v->len; i++) { |
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125 if (v->data[i] == '$') { |
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126 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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127 nc++; |
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128 |
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129 } else { |
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130 nv++; |
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131 } |
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132 } |
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133 } |
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134 |
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135 if (v->data[0] != '$' && (ccv->conf_prefix || ccv->root_prefix)) { |
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136 |
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137 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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138 return NGX_ERROR; |
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139 } |
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140 |
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141 ccv->conf_prefix = 0; |
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142 ccv->root_prefix = 0; |
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143 } |
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144 |
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145 ccv->complex_value->value = *v; |
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146 ccv->complex_value->flushes = NULL; |
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147 ccv->complex_value->lengths = NULL; |
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148 ccv->complex_value->values = NULL; |
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149 |
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150 if (nv == 0 && nc == 0) { |
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151 return NGX_OK; |
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152 } |
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153 |
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154 n = nv + 1; |
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155 |
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156 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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157 != NGX_OK) |
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158 { |
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159 return NGX_ERROR; |
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160 } |
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161 |
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162 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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163 + sizeof(ngx_http_script_var_code_t)) |
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164 + sizeof(uintptr_t); |
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165 |
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166 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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167 return NGX_ERROR; |
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168 } |
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169 |
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170 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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171 + sizeof(ngx_http_script_var_code_t)) |
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172 + sizeof(uintptr_t) |
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173 + v->len |
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174 + sizeof(uintptr_t) - 1) |
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175 & ~(sizeof(uintptr_t) - 1); |
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176 |
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177 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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178 return NGX_ERROR; |
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179 } |
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180 |
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181 pf = &flushes; |
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182 pl = &lengths; |
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183 pv = &values; |
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184 |
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185 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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186 |
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187 sc.cf = ccv->cf; |
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188 sc.source = v; |
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189 sc.flushes = &pf; |
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190 sc.lengths = &pl; |
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191 sc.values = &pv; |
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192 sc.complete_lengths = 1; |
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193 sc.complete_values = 1; |
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194 sc.zero = ccv->zero; |
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195 sc.conf_prefix = ccv->conf_prefix; |
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196 sc.root_prefix = ccv->root_prefix; |
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197 |
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198 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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199 return NGX_ERROR; |
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200 } |
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201 |
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202 if (flushes.nelts) { |
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203 ccv->complex_value->flushes = flushes.elts; |
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204 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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205 } |
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206 |
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207 ccv->complex_value->lengths = lengths.elts; |
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208 ccv->complex_value->values = values.elts; |
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209 |
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210 return NGX_OK; |
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211 } |
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212 |
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213 |
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214 ngx_int_t |
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215 ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) |
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216 { |
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217 ngx_str_t val; |
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218 ngx_uint_t i; |
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219 ngx_http_complex_value_t *cv; |
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220 |
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221 if (predicates == NULL) { |
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222 return NGX_OK; |
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223 } |
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224 |
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225 cv = predicates->elts; |
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226 |
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227 for (i = 0; i < predicates->nelts; i++) { |
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228 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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229 return NGX_ERROR; |
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230 } |
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231 |
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232 if (val.len && val.data[0] != '0') { |
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233 return NGX_DECLINED; |
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234 } |
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235 } |
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236 |
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237 return NGX_OK; |
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238 } |
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239 |
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240 |
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241 char * |
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242 ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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243 { |
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244 char *p = conf; |
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245 |
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246 ngx_str_t *value; |
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247 ngx_uint_t i; |
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248 ngx_array_t **a; |
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249 ngx_http_complex_value_t *cv; |
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250 ngx_http_compile_complex_value_t ccv; |
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251 |
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252 a = (ngx_array_t **) (p + cmd->offset); |
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253 |
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254 if (*a == NGX_CONF_UNSET_PTR) { |
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255 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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256 if (*a == NULL) { |
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257 return NGX_CONF_ERROR; |
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258 } |
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259 } |
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260 |
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261 value = cf->args->elts; |
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262 |
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263 for (i = 1; i < cf->args->nelts; i++) { |
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264 cv = ngx_array_push(*a); |
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265 if (cv == NULL) { |
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266 return NGX_CONF_ERROR; |
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267 } |
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268 |
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269 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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270 |
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271 ccv.cf = cf; |
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272 ccv.value = &value[i]; |
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273 ccv.complex_value = cv; |
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274 |
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275 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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276 return NGX_CONF_ERROR; |
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277 } |
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278 } |
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279 |
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280 return NGX_CONF_OK; |
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281 } |
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282 |
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283 |
509 | 284 ngx_uint_t |
285 ngx_http_script_variables_count(ngx_str_t *value) | |
99
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286 { |
509 | 287 ngx_uint_t i, n; |
507 | 288 |
509 | 289 for (n = 0, i = 0; i < value->len; i++) { |
290 if (value->data[i] == '$') { | |
291 n++; | |
292 } | |
507 | 293 } |
294 | |
509 | 295 return n; |
296 } | |
297 | |
298 | |
299 ngx_int_t | |
300 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
301 { | |
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302 u_char ch; |
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303 ngx_str_t name; |
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304 ngx_uint_t i, bracket; |
573 | 305 |
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306 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
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307 return NGX_ERROR; |
509 | 308 } |
309 | |
310 for (i = 0; i < sc->source->len; /* void */ ) { | |
311 | |
312 name.len = 0; | |
313 | |
314 if (sc->source->data[i] == '$') { | |
315 | |
316 if (++i == sc->source->len) { | |
317 goto invalid_variable; | |
318 } | |
319 | |
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320 #if (NGX_PCRE) |
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321 { |
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322 ngx_uint_t n; |
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323 |
509 | 324 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
325 | |
641 | 326 n = sc->source->data[i] - '0'; |
327 | |
328 if (sc->captures_mask & (1 << n)) { | |
329 sc->dup_capture = 1; | |
330 } | |
331 | |
332 sc->captures_mask |= 1 << n; | |
333 | |
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334 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
509 | 335 return NGX_ERROR; |
336 } | |
337 | |
338 i++; | |
339 | |
340 continue; | |
341 } | |
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342 } |
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343 #endif |
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344 |
509 | 345 if (sc->source->data[i] == '{') { |
346 bracket = 1; | |
347 | |
348 if (++i == sc->source->len) { | |
349 goto invalid_variable; | |
350 } | |
351 | |
352 name.data = &sc->source->data[i]; | |
353 | |
354 } else { | |
355 bracket = 0; | |
356 name.data = &sc->source->data[i]; | |
357 } | |
358 | |
359 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
360 ch = sc->source->data[i]; | |
507 | 361 |
509 | 362 if (ch == '}' && bracket) { |
363 i++; | |
364 bracket = 0; | |
365 break; | |
366 } | |
367 | |
368 if ((ch >= 'A' && ch <= 'Z') | |
369 || (ch >= 'a' && ch <= 'z') | |
370 || (ch >= '0' && ch <= '9') | |
371 || ch == '_') | |
372 { | |
373 continue; | |
374 } | |
375 | |
376 break; | |
377 } | |
378 | |
379 if (bracket) { | |
380 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
381 "the closing bracket in \"%V\" " | |
382 "variable is missing", &name); | |
507 | 383 return NGX_ERROR; |
384 } | |
385 | |
509 | 386 if (name.len == 0) { |
387 goto invalid_variable; | |
388 } | |
507 | 389 |
509 | 390 sc->variables++; |
507 | 391 |
2577
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392 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
507 | 393 return NGX_ERROR; |
394 } | |
99
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395 |
509 | 396 continue; |
397 } | |
507 | 398 |
509 | 399 if (sc->source->data[i] == '?' && sc->compile_args) { |
400 sc->args = 1; | |
401 sc->compile_args = 0; | |
99
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402 |
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403 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
1891
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|
404 return NGX_ERROR; |
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|
405 } |
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|
406 |
509 | 407 i++; |
408 | |
507 | 409 continue; |
410 } | |
411 | |
509 | 412 name.data = &sc->source->data[i]; |
413 | |
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414 while (i < sc->source->len) { |
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415 |
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416 if (sc->source->data[i] == '$') { |
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417 break; |
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418 } |
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419 |
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420 if (sc->source->data[i] == '?') { |
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421 |
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422 sc->args = 1; |
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423 |
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424 if (sc->compile_args) { |
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425 break; |
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426 } |
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|
427 } |
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428 |
509 | 429 i++; |
430 name.len++; | |
431 } | |
432 | |
433 sc->size += name.len; | |
434 | |
2587
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435 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
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436 != NGX_OK) |
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437 { |
509 | 438 return NGX_ERROR; |
439 } | |
507 | 440 } |
441 | |
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442 return ngx_http_script_done(sc); |
509 | 443 |
444 invalid_variable: | |
445 | |
446 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
447 | |
448 return NGX_ERROR; | |
99
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449 } |
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450 |
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451 |
623 | 452 u_char * |
453 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
454 void *code_lengths, size_t len, void *code_values) | |
455 { | |
1152
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456 ngx_uint_t i; |
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457 ngx_http_script_code_pt code; |
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458 ngx_http_script_len_code_pt lcode; |
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459 ngx_http_script_engine_t e; |
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460 ngx_http_core_main_conf_t *cmcf; |
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461 |
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462 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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463 |
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464 for (i = 0; i < cmcf->variables.nelts; i++) { |
1565 | 465 if (r->variables[i].no_cacheable) { |
1152
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466 r->variables[i].valid = 0; |
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467 r->variables[i].not_found = 0; |
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468 } |
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469 } |
623 | 470 |
471 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
472 | |
473 e.ip = code_lengths; | |
474 e.request = r; | |
475 e.flushed = 1; | |
476 | |
477 while (*(uintptr_t *) e.ip) { | |
478 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
479 len += lcode(&e); | |
480 } | |
481 | |
482 | |
483 value->len = len; | |
2049 | 484 value->data = ngx_pnalloc(r->pool, len); |
623 | 485 if (value->data == NULL) { |
486 return NULL; | |
487 } | |
488 | |
489 e.ip = code_values; | |
490 e.pos = value->data; | |
491 | |
492 while (*(uintptr_t *) e.ip) { | |
493 code = *(ngx_http_script_code_pt *) e.ip; | |
494 code((ngx_http_script_engine_t *) &e); | |
495 } | |
496 | |
497 return e.pos; | |
498 } | |
499 | |
500 | |
573 | 501 void |
1565 | 502 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
573 | 503 ngx_array_t *indices) |
504 { | |
505 ngx_uint_t n, *index; | |
506 | |
507 if (indices) { | |
508 index = indices->elts; | |
509 for (n = 0; n < indices->nelts; n++) { | |
1565 | 510 if (r->variables[index[n]].no_cacheable) { |
573 | 511 r->variables[index[n]].valid = 0; |
512 r->variables[index[n]].not_found = 0; | |
513 } | |
514 } | |
515 } | |
516 } | |
517 | |
518 | |
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519 static ngx_int_t |
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520 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
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521 { |
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522 ngx_uint_t n; |
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523 |
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524 if (sc->flushes && *sc->flushes == NULL) { |
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525 n = sc->variables ? sc->variables : 1; |
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526 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
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527 if (*sc->flushes == NULL) { |
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528 return NGX_ERROR; |
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529 } |
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530 } |
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531 |
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532 if (*sc->lengths == NULL) { |
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533 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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534 + sizeof(ngx_http_script_var_code_t)) |
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535 + sizeof(uintptr_t); |
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536 |
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537 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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538 if (*sc->lengths == NULL) { |
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539 return NGX_ERROR; |
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540 } |
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541 } |
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542 |
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543 if (*sc->values == NULL) { |
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544 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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545 + sizeof(ngx_http_script_var_code_t)) |
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546 + sizeof(uintptr_t) |
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547 + sc->source->len |
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548 + sizeof(uintptr_t) - 1) |
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549 & ~(sizeof(uintptr_t) - 1); |
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550 |
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551 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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552 if (*sc->values == NULL) { |
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553 return NGX_ERROR; |
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554 } |
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555 } |
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556 |
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557 sc->variables = 0; |
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558 |
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559 return NGX_OK; |
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560 } |
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561 |
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562 |
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563 static ngx_int_t |
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564 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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565 { |
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566 ngx_str_t zero; |
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567 uintptr_t *code; |
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568 |
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569 if (sc->zero) { |
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570 |
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571 zero.len = 1; |
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572 zero.data = (u_char *) "\0"; |
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573 |
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574 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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575 return NGX_ERROR; |
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576 } |
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577 } |
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578 |
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579 if (sc->conf_prefix || sc->root_prefix) { |
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580 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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581 return NGX_ERROR; |
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582 } |
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583 } |
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584 |
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585 if (sc->complete_lengths) { |
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586 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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587 if (code == NULL) { |
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588 return NGX_ERROR; |
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589 } |
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590 |
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591 *code = (uintptr_t) NULL; |
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592 } |
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593 |
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594 if (sc->complete_values) { |
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595 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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596 &sc->main); |
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597 if (code == NULL) { |
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598 return NGX_ERROR; |
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|
599 } |
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600 |
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601 *code = (uintptr_t) NULL; |
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602 } |
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603 |
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604 return NGX_OK; |
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605 } |
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606 |
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607 |
509 | 608 void * |
507 | 609 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
479 | 610 { |
507 | 611 if (*codes == NULL) { |
612 *codes = ngx_array_create(pool, 256, 1); | |
613 if (*codes == NULL) { | |
614 return NULL; | |
615 } | |
616 } | |
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617 |
507 | 618 return ngx_array_push_n(*codes, size); |
619 } | |
620 | |
509 | 621 |
622 void * | |
623 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
624 { | |
625 u_char *elts, **p; | |
626 void *new; | |
627 | |
628 elts = codes->elts; | |
629 | |
630 new = ngx_array_push_n(codes, size); | |
631 if (new == NULL) { | |
2911 | 632 return NULL; |
509 | 633 } |
634 | |
635 if (code) { | |
636 if (elts != codes->elts) { | |
637 p = code; | |
638 *p += (u_char *) codes->elts - elts; | |
639 } | |
640 } | |
641 | |
642 return new; | |
643 } | |
507 | 644 |
479 | 645 |
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646 static ngx_int_t |
2587
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647 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
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648 ngx_uint_t last) |
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649 { |
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650 u_char *p; |
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651 size_t size, len, zero; |
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652 ngx_http_script_copy_code_t *code; |
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653 |
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654 zero = (sc->zero && last); |
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655 len = value->len + zero; |
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656 |
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657 code = ngx_http_script_add_code(*sc->lengths, |
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658 sizeof(ngx_http_script_copy_code_t), NULL); |
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659 if (code == NULL) { |
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660 return NGX_ERROR; |
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661 } |
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662 |
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663 code->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; |
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664 code->len = len; |
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665 |
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666 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
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667 & ~(sizeof(uintptr_t) - 1); |
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668 |
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669 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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670 if (code == NULL) { |
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671 return NGX_ERROR; |
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672 } |
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673 |
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674 code->code = ngx_http_script_copy_code; |
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675 code->len = len; |
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676 |
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677 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
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678 value->data, value->len); |
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679 |
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680 if (zero) { |
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681 *p = '\0'; |
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682 sc->zero = 0; |
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683 } |
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684 |
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685 return NGX_OK; |
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686 } |
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687 |
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688 |
507 | 689 size_t |
509 | 690 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
507 | 691 { |
692 ngx_http_script_copy_code_t *code; | |
479 | 693 |
509 | 694 code = (ngx_http_script_copy_code_t *) e->ip; |
507 | 695 |
509 | 696 e->ip += sizeof(ngx_http_script_copy_code_t); |
507 | 697 |
698 return code->len; | |
99
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699 } |
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700 |
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701 |
507 | 702 void |
509 | 703 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
99
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704 { |
2393 | 705 u_char *p; |
507 | 706 ngx_http_script_copy_code_t *code; |
707 | |
509 | 708 code = (ngx_http_script_copy_code_t *) e->ip; |
709 | |
2393 | 710 p = e->pos; |
711 | |
509 | 712 if (!e->skip) { |
2393 | 713 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
573 | 714 code->len); |
509 | 715 } |
507 | 716 |
509 | 717 e->ip += sizeof(ngx_http_script_copy_code_t) |
718 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
507 | 719 |
2393 | 720 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
721 "http script copy: \"%*s\"", e->pos - p, p); | |
99
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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_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
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727 { |
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728 ngx_int_t index, *p; |
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729 ngx_http_script_var_code_t *code; |
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730 |
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|
731 index = ngx_http_get_variable_index(sc->cf, name); |
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732 |
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733 if (index == NGX_ERROR) { |
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734 return NGX_ERROR; |
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735 } |
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|
736 |
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737 if (sc->flushes) { |
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738 p = ngx_array_push(*sc->flushes); |
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739 if (p == NULL) { |
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740 return NGX_ERROR; |
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741 } |
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742 |
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743 *p = index; |
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744 } |
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745 |
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746 code = ngx_http_script_add_code(*sc->lengths, |
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747 sizeof(ngx_http_script_var_code_t), NULL); |
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748 if (code == NULL) { |
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749 return NGX_ERROR; |
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750 } |
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|
751 |
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|
752 code->code = (ngx_http_script_code_pt) ngx_http_script_copy_var_len_code; |
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753 code->index = (uintptr_t) index; |
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|
754 |
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755 code = ngx_http_script_add_code(*sc->values, |
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756 sizeof(ngx_http_script_var_code_t), |
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757 &sc->main); |
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758 if (code == NULL) { |
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|
759 return NGX_ERROR; |
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|
760 } |
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|
761 |
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|
762 code->code = ngx_http_script_copy_var_code; |
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763 code->index = (uintptr_t) index; |
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764 |
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765 return NGX_OK; |
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766 } |
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|
767 |
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768 |
507 | 769 size_t |
509 | 770 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
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771 { |
507 | 772 ngx_http_variable_value_t *value; |
773 ngx_http_script_var_code_t *code; | |
774 | |
509 | 775 code = (ngx_http_script_var_code_t *) e->ip; |
507 | 776 |
509 | 777 e->ip += sizeof(ngx_http_script_var_code_t); |
507 | 778 |
573 | 779 if (e->flushed) { |
780 value = ngx_http_get_indexed_variable(e->request, code->index); | |
507 | 781 |
573 | 782 } else { |
783 value = ngx_http_get_flushed_variable(e->request, code->index); | |
784 } | |
785 | |
786 if (value && !value->not_found) { | |
787 return value->len; | |
507 | 788 } |
789 | |
553 | 790 return 0; |
99
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791 } |
479 | 792 |
793 | |
507 | 794 void |
509 | 795 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
479 | 796 { |
2393 | 797 u_char *p; |
507 | 798 ngx_http_variable_value_t *value; |
799 ngx_http_script_var_code_t *code; | |
800 | |
509 | 801 code = (ngx_http_script_var_code_t *) e->ip; |
802 | |
803 e->ip += sizeof(ngx_http_script_var_code_t); | |
804 | |
805 if (!e->skip) { | |
573 | 806 |
807 if (e->flushed) { | |
808 value = ngx_http_get_indexed_variable(e->request, code->index); | |
509 | 809 |
573 | 810 } else { |
811 value = ngx_http_get_flushed_variable(e->request, code->index); | |
812 } | |
813 | |
814 if (value && !value->not_found) { | |
2393 | 815 p = e->pos; |
816 e->pos = ngx_copy(p, value->data, value->len); | |
509 | 817 |
2393 | 818 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
845
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819 e->request->connection->log, 0, |
2393 | 820 "http script var: \"%*s\"", e->pos - p, p); |
509 | 821 } |
822 } | |
823 } | |
824 | |
825 | |
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826 static ngx_int_t |
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827 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
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828 { |
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829 uintptr_t *code; |
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830 |
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831 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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832 if (code == NULL) { |
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833 return NGX_ERROR; |
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834 } |
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835 |
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836 *code = (uintptr_t) ngx_http_script_mark_args_code; |
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837 |
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838 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
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839 if (code == NULL) { |
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840 return NGX_ERROR; |
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841 } |
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842 |
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843 *code = (uintptr_t) ngx_http_script_start_args_code; |
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844 |
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845 return NGX_OK; |
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846 } |
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847 |
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848 |
509 | 849 size_t |
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850 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
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851 { |
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852 e->is_args = 1; |
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853 e->ip += sizeof(uintptr_t); |
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854 |
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855 return 1; |
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856 } |
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857 |
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858 |
509 | 859 void |
860 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
861 { | |
862 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
863 "http script args"); | |
577 | 864 |
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865 e->is_args = 1; |
509 | 866 e->args = e->pos; |
867 e->ip += sizeof(uintptr_t); | |
868 } | |
869 | |
870 | |
517 | 871 #if (NGX_PCRE) |
872 | |
509 | 873 void |
874 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
875 { | |
876 size_t len; | |
877 ngx_int_t rc; | |
878 ngx_uint_t n; | |
879 ngx_http_request_t *r; | |
880 ngx_http_script_engine_t le; | |
881 ngx_http_script_len_code_pt lcode; | |
882 ngx_http_script_regex_code_t *code; | |
883 | |
884 code = (ngx_http_script_regex_code_t *) e->ip; | |
885 | |
886 r = e->request; | |
887 | |
888 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
889 "http script regex: \"%V\"", &code->name); | |
890 | |
891 if (code->uri) { | |
515 | 892 e->line = r->uri; |
509 | 893 } else { |
894 e->sp--; | |
573 | 895 e->line.len = e->sp->len; |
896 e->line.data = e->sp->data; | |
509 | 897 } |
507 | 898 |
3325 | 899 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
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900 |
3325 | 901 if (rc == NGX_DECLINED) { |
2397 | 902 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 903 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 904 "\"%V\" does not match \"%V\"", |
905 &code->name, &e->line); | |
509 | 906 } |
907 | |
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908 r->ncaptures = 0; |
515 | 909 |
509 | 910 if (code->test) { |
631 | 911 if (code->negative_test) { |
912 e->sp->len = 1; | |
913 e->sp->data = (u_char *) "1"; | |
914 | |
915 } else { | |
916 e->sp->len = 0; | |
917 e->sp->data = (u_char *) ""; | |
918 } | |
919 | |
509 | 920 e->sp++; |
921 | |
922 e->ip += sizeof(ngx_http_script_regex_code_t); | |
923 return; | |
924 } | |
925 | |
926 e->ip += code->next; | |
927 return; | |
928 } | |
929 | |
3325 | 930 if (rc == NGX_ERROR) { |
509 | 931 e->ip = ngx_http_script_exit; |
932 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
933 return; | |
934 } | |
935 | |
2397 | 936 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 937 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 938 "\"%V\" matches \"%V\"", &code->name, &e->line); |
509 | 939 } |
940 | |
941 if (code->test) { | |
631 | 942 if (code->negative_test) { |
943 e->sp->len = 0; | |
944 e->sp->data = (u_char *) ""; | |
945 | |
946 } else { | |
947 e->sp->len = 1; | |
948 e->sp->data = (u_char *) "1"; | |
949 } | |
950 | |
509 | 951 e->sp++; |
952 | |
953 e->ip += sizeof(ngx_http_script_regex_code_t); | |
954 return; | |
955 } | |
956 | |
957 if (code->status) { | |
958 e->status = code->status; | |
507 | 959 |
509 | 960 if (!code->redirect) { |
961 e->ip = ngx_http_script_exit; | |
962 return; | |
963 } | |
964 } | |
965 | |
966 if (code->uri) { | |
967 r->internal = 1; | |
968 r->valid_unparsed_uri = 0; | |
969 | |
970 if (code->break_cycle) { | |
971 r->valid_location = 0; | |
527 | 972 r->uri_changed = 0; |
509 | 973 |
974 } else { | |
975 r->uri_changed = 1; | |
976 } | |
977 } | |
978 | |
979 if (code->lengths == NULL) { | |
980 e->buf.len = code->size; | |
981 | |
982 if (code->uri) { | |
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983 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
509 | 984 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
985 NGX_ESCAPE_ARGS); | |
986 } | |
987 } | |
988 | |
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989 for (n = 2; n < r->ncaptures; n += 2) { |
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990 e->buf.len += r->captures[n + 1] - r->captures[n]; |
509 | 991 } |
992 | |
993 } else { | |
994 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
995 | |
996 le.ip = code->lengths->elts; | |
679 | 997 le.line = e->line; |
509 | 998 le.request = r; |
679 | 999 le.quote = code->redirect; |
509 | 1000 |
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1001 len = 0; |
509 | 1002 |
1003 while (*(uintptr_t *) le.ip) { | |
1004 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1005 len += lcode(&le); | |
1006 } | |
1007 | |
1008 e->buf.len = len; | |
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1009 e->is_args = le.is_args; |
509 | 1010 } |
1011 | |
515 | 1012 if (code->add_args && r->args.len) { |
509 | 1013 e->buf.len += r->args.len + 1; |
1014 } | |
1015 | |
2049 | 1016 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
509 | 1017 if (e->buf.data == NULL) { |
1018 e->ip = ngx_http_script_exit; | |
1019 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
507 | 1020 return; |
1021 } | |
1022 | |
509 | 1023 e->quote = code->redirect; |
1024 | |
1025 e->pos = e->buf.data; | |
1026 | |
1027 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1028 } | |
1029 | |
1030 | |
1031 void | |
1032 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
1033 { | |
577 | 1034 u_char *dst, *src; |
509 | 1035 ngx_http_request_t *r; |
1036 ngx_http_script_regex_end_code_t *code; | |
1037 | |
1038 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
1039 | |
1040 r = e->request; | |
1041 | |
1042 e->quote = 0; | |
1043 | |
1044 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1045 "http script regex end"); | |
1046 | |
1047 if (code->redirect) { | |
1048 | |
577 | 1049 dst = e->buf.data; |
1050 src = e->buf.data; | |
1051 | |
1593 | 1052 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
1053 NGX_UNESCAPE_REDIRECT); | |
577 | 1054 |
1055 if (src < e->pos) { | |
1056 dst = ngx_copy(dst, src, e->pos - src); | |
1057 } | |
1058 | |
1059 e->pos = dst; | |
1060 | |
1061 if (code->add_args && r->args.len) { | |
509 | 1062 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
573 | 1063 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1064 } |
1065 | |
1066 e->buf.len = e->pos - e->buf.data; | |
1067 | |
2397 | 1068 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1069 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1070 "rewritten redirect: \"%V\"", &e->buf); | |
1071 } | |
1072 | |
1073 r->headers_out.location = ngx_list_push(&r->headers_out.headers); | |
1074 if (r->headers_out.location == NULL) { | |
1075 e->ip = ngx_http_script_exit; | |
1076 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1077 return; | |
1078 } | |
1079 | |
577 | 1080 r->headers_out.location->hash = 1; |
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1081 ngx_str_set(&r->headers_out.location->key, "Location"); |
509 | 1082 r->headers_out.location->value = e->buf; |
1083 | |
1084 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1085 return; | |
1086 } | |
1087 | |
577 | 1088 if (e->args) { |
509 | 1089 e->buf.len = e->args - e->buf.data; |
1090 | |
1091 if (code->add_args && r->args.len) { | |
1092 *e->pos++ = '&'; | |
573 | 1093 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1094 } |
1095 | |
1096 r->args.len = e->pos - e->args; | |
1097 r->args.data = e->args; | |
1098 | |
1099 e->args = NULL; | |
1100 | |
1101 } else { | |
1102 e->buf.len = e->pos - e->buf.data; | |
673 | 1103 |
1104 if (!code->add_args) { | |
1105 r->args.len = 0; | |
1106 } | |
509 | 1107 } |
1108 | |
2397 | 1109 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1110 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1111 "rewritten data: \"%V\", args: \"%V\"", | |
1112 &e->buf, &r->args); | |
1113 } | |
1114 | |
1115 if (code->uri) { | |
1116 r->uri = e->buf; | |
1117 | |
535 | 1118 if (r->uri.len == 0) { |
1119 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1120 "the rewritten URI has a zero length"); | |
1121 e->ip = ngx_http_script_exit; | |
1122 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1123 return; | |
1124 } | |
1125 | |
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1126 ngx_http_set_exten(r); |
509 | 1127 } |
1128 | |
1129 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1130 } | |
1131 | |
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1132 |
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1133 static ngx_int_t |
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1134 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
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1135 { |
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1136 ngx_http_script_copy_capture_code_t *code; |
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1137 |
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1138 code = ngx_http_script_add_code(*sc->lengths, |
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1139 sizeof(ngx_http_script_copy_capture_code_t), |
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|
1140 NULL); |
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|
1141 if (code == NULL) { |
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|
1142 return NGX_ERROR; |
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|
1143 } |
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|
1144 |
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|
1145 code->code = (ngx_http_script_code_pt) |
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|
1146 ngx_http_script_copy_capture_len_code; |
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|
1147 code->n = 2 * n; |
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|
1148 |
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|
1149 |
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|
1150 code = ngx_http_script_add_code(*sc->values, |
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|
1151 sizeof(ngx_http_script_copy_capture_code_t), |
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diff
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|
1152 &sc->main); |
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diff
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|
1153 if (code == NULL) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1154 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
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|
1155 } |
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Igor Sysoev <igor@sysoev.ru>
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|
1156 |
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|
1157 code->code = ngx_http_script_copy_capture_code; |
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|
1158 code->n = 2 * n; |
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|
1159 |
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|
1160 if (sc->ncaptures < n) { |
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|
1161 sc->ncaptures = n; |
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|
1162 } |
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|
1163 |
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|
1164 return NGX_OK; |
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|
1165 } |
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|
1166 |
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|
1167 |
2547
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|
1168 size_t |
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|
1169 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
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|
1170 { |
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|
1171 int *cap; |
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|
1172 u_char *p; |
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|
1173 ngx_uint_t n; |
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|
1174 ngx_http_request_t *r; |
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|
1175 ngx_http_script_copy_capture_code_t *code; |
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|
1176 |
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|
1177 r = e->request; |
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|
1178 |
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|
1179 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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|
1180 |
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|
1181 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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|
1182 |
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|
1183 n = code->n; |
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|
1184 |
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|
1185 if (n < r->ncaptures) { |
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|
1186 |
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|
1187 cap = r->captures; |
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|
1188 |
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|
1189 if ((e->is_args || e->quote) |
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|
1190 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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|
1191 { |
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|
1192 p = r->captures_data; |
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|
1193 |
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|
1194 return cap[n + 1] - cap[n] |
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|
1195 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
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|
1196 NGX_ESCAPE_ARGS); |
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|
1197 } else { |
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|
1198 return cap[n + 1] - cap[n]; |
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|
1199 } |
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|
1200 } |
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|
1201 |
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diff
changeset
|
1202 return 0; |
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|
1203 } |
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|
1204 |
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|
1205 |
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changeset
|
1206 void |
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|
1207 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
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|
1208 { |
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|
1209 int *cap; |
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|
1210 u_char *p, *pos; |
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|
1211 ngx_uint_t n; |
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|
1212 ngx_http_request_t *r; |
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|
1213 ngx_http_script_copy_capture_code_t *code; |
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|
1214 |
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|
1215 r = e->request; |
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|
1216 |
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|
1217 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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|
1218 |
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|
1219 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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|
1220 |
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|
1221 n = code->n; |
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|
1222 |
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|
1223 pos = e->pos; |
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|
1224 |
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|
1225 if (n < r->ncaptures) { |
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|
1226 |
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|
1227 cap = r->captures; |
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|
1228 p = r->captures_data; |
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|
1229 |
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|
1230 if ((e->is_args || e->quote) |
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|
1231 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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|
1232 { |
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|
1233 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
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|
1234 cap[n + 1] - cap[n], |
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|
1235 NGX_ESCAPE_ARGS); |
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|
1236 } else { |
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|
1237 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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|
1238 } |
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|
1239 } |
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|
1240 |
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|
1241 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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|
1242 "http script capture: \"%*s\"", e->pos - pos, pos); |
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|
1243 } |
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|
1244 |
517 | 1245 #endif |
1246 | |
509 | 1247 |
2587
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|
1248 static ngx_int_t |
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ngx_http_script_flush_complex_value()
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|
1249 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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|
1250 { |
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|
1251 ngx_http_script_full_name_code_t *code; |
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|
1252 |
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|
1253 code = ngx_http_script_add_code(*sc->lengths, |
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|
1254 sizeof(ngx_http_script_full_name_code_t), |
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|
1255 NULL); |
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|
1256 if (code == NULL) { |
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|
1257 return NGX_ERROR; |
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|
1258 } |
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|
1259 |
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|
1260 code->code = (ngx_http_script_code_pt) ngx_http_script_full_name_len_code; |
2758 | 1261 code->conf_prefix = sc->conf_prefix; |
2587
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|
1262 |
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changeset
|
1263 code = ngx_http_script_add_code(*sc->values, |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1264 sizeof(ngx_http_script_full_name_code_t), |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1265 &sc->main); |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1266 if (code == NULL) { |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1267 return NGX_ERROR; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1268 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1269 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1270 code->code = ngx_http_script_full_name_code; |
2758 | 1271 code->conf_prefix = sc->conf_prefix; |
2587
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1272 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1273 return NGX_OK; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1274 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1275 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1276 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1277 static size_t |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1278 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1279 { |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1280 ngx_http_script_full_name_code_t *code; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1281 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1282 code = (ngx_http_script_full_name_code_t *) e->ip; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1283 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1284 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
|
1285 |
2758 | 1286 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
1287 ngx_cycle->prefix.len; | |
2587
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1288 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1289 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1290 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1291 static void |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1292 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1293 { |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1294 ngx_http_script_full_name_code_t *code; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1295 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1296 ngx_str_t value; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1297 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1298 code = (ngx_http_script_full_name_code_t *) e->ip; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1299 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1300 value.data = e->buf.data; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1301 value.len = e->pos - e->buf.data; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1302 |
2758 | 1303 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &value, code->conf_prefix) |
2587
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1304 != NGX_OK) |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1305 { |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1306 e->ip = ngx_http_script_exit; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1307 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1308 return; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1309 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1310 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1311 e->buf = value; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1312 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1313 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
|
1314 "http script fullname: \"%V\"", &value); |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1315 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1316 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
|
1317 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1318 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1319 |
509 | 1320 void |
1321 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
577 | 1322 { |
509 | 1323 ngx_http_script_return_code_t *code; |
577 | 1324 |
509 | 1325 code = (ngx_http_script_return_code_t *) e->ip; |
1326 | |
3633 | 1327 if (code->status < NGX_HTTP_BAD_REQUEST |
1328 || code->text.value.len | |
1329 || code->text.lengths) | |
1330 { | |
1331 e->status = ngx_http_send_response(e->request, code->status, NULL, | |
1332 &code->text); | |
1333 } else { | |
1334 e->status = code->status; | |
653 | 1335 } |
1336 | |
3633 | 1337 e->ip = ngx_http_script_exit; |
479 | 1338 } |
509 | 1339 |
1340 | |
1341 void | |
527 | 1342 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
1343 { | |
1344 e->request->uri_changed = 0; | |
1345 | |
1346 e->ip = ngx_http_script_exit; | |
1347 } | |
1348 | |
1349 | |
1350 void | |
509 | 1351 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
1352 { | |
1353 ngx_http_script_if_code_t *code; | |
1354 | |
1355 code = (ngx_http_script_if_code_t *) e->ip; | |
1356 | |
1357 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1358 "http script if"); | |
1359 | |
1360 e->sp--; | |
1361 | |
573 | 1362 if (e->sp->len && e->sp->data[0] != '0') { |
509 | 1363 if (code->loc_conf) { |
1364 e->request->loc_conf = code->loc_conf; | |
535 | 1365 ngx_http_update_location_config(e->request); |
509 | 1366 } |
1367 | |
1368 e->ip += sizeof(ngx_http_script_if_code_t); | |
1369 return; | |
1370 } | |
1371 | |
1372 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
577 | 1373 "http script if: false"); |
509 | 1374 |
1375 e->ip += code->next; | |
1376 } | |
1377 | |
1378 | |
1379 void | |
577 | 1380 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
1381 { | |
1382 ngx_http_variable_value_t *val, *res; | |
1383 | |
1384 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1385 "http script equal"); | |
1386 | |
1387 e->sp--; | |
1388 val = e->sp; | |
1389 res = e->sp - 1; | |
1390 | |
1391 e->ip += sizeof(uintptr_t); | |
1392 | |
2393 | 1393 if (val->len == res->len |
1394 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1395 { |
1396 *res = ngx_http_variable_true_value; | |
1397 return; | |
1398 } | |
1399 | |
1400 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1401 "http script equal: no"); | |
1402 | |
1403 *res = ngx_http_variable_null_value; | |
1404 } | |
1405 | |
1406 | |
1407 void | |
1408 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
1409 { | |
1410 ngx_http_variable_value_t *val, *res; | |
1411 | |
1412 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1413 "http script not equal"); | |
1414 | |
1415 e->sp--; | |
1416 val = e->sp; | |
1417 res = e->sp - 1; | |
1418 | |
1419 e->ip += sizeof(uintptr_t); | |
1420 | |
2393 | 1421 if (val->len == res->len |
1422 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1423 { |
1424 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1425 "http script not equal: no"); | |
1426 | |
1427 *res = ngx_http_variable_null_value; | |
1428 return; | |
1429 } | |
1430 | |
1431 *res = ngx_http_variable_true_value; | |
1432 } | |
1433 | |
1434 | |
1435 void | |
631 | 1436 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
1437 { | |
1454 | 1438 ngx_str_t path; |
1439 ngx_http_request_t *r; | |
1440 ngx_open_file_info_t of; | |
1441 ngx_http_core_loc_conf_t *clcf; | |
631 | 1442 ngx_http_variable_value_t *value; |
1443 ngx_http_script_file_code_t *code; | |
1444 | |
1445 value = e->sp - 1; | |
1446 | |
1447 code = (ngx_http_script_file_code_t *) e->ip; | |
1448 e->ip += sizeof(ngx_http_script_file_code_t); | |
1449 | |
1454 | 1450 path.len = value->len - 1; |
1451 path.data = value->data; | |
1452 | |
1453 r = e->request; | |
1454 | |
1455 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1456 "http script file op %p \"%V\"", code->op, &path); | |
1457 | |
1458 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
631 | 1459 |
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1460 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
|
1461 |
3178 | 1462 of.read_ahead = clcf->read_ahead; |
2129 | 1463 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1464 of.valid = clcf->open_file_cache_valid; |
1772 | 1465 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
|
1466 of.test_only = 1; |
1454 | 1467 of.errors = clcf->open_file_cache_errors; |
1457 | 1468 of.events = clcf->open_file_cache_events; |
631 | 1469 |
1454 | 1470 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
1799 | 1471 != NGX_OK) |
1454 | 1472 { |
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1473 if (of.err != NGX_ENOENT |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1474 && of.err != NGX_ENOTDIR |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1475 && of.err != NGX_ENAMETOOLONG) |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1476 { |
1454 | 1477 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
|
1478 "%s \"%s\" failed", of.failed, value->data); |
631 | 1479 } |
1480 | |
1481 switch (code->op) { | |
671 | 1482 |
631 | 1483 case ngx_http_script_file_plain: |
669 | 1484 case ngx_http_script_file_dir: |
1485 case ngx_http_script_file_exists: | |
1486 case ngx_http_script_file_exec: | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1487 goto false_value; |
671 | 1488 |
631 | 1489 case ngx_http_script_file_not_plain: |
669 | 1490 case ngx_http_script_file_not_dir: |
671 | 1491 case ngx_http_script_file_not_exists: |
669 | 1492 case ngx_http_script_file_not_exec: |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1493 goto true_value; |
631 | 1494 } |
1495 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1496 goto false_value; |
631 | 1497 } |
1498 | |
1499 switch (code->op) { | |
1500 case ngx_http_script_file_plain: | |
1454 | 1501 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1502 goto true_value; |
631 | 1503 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1504 goto false_value; |
631 | 1505 |
1506 case ngx_http_script_file_not_plain: | |
1454 | 1507 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1508 goto false_value; |
631 | 1509 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1510 goto true_value; |
669 | 1511 |
1512 case ngx_http_script_file_dir: | |
1454 | 1513 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1514 goto true_value; |
669 | 1515 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1516 goto false_value; |
669 | 1517 |
1518 case ngx_http_script_file_not_dir: | |
1454 | 1519 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1520 goto false_value; |
669 | 1521 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1522 goto true_value; |
669 | 1523 |
1524 case ngx_http_script_file_exists: | |
1454 | 1525 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
|
1526 goto true_value; |
669 | 1527 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1528 goto false_value; |
669 | 1529 |
1530 case ngx_http_script_file_not_exists: | |
1454 | 1531 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
|
1532 goto false_value; |
669 | 1533 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1534 goto true_value; |
669 | 1535 |
1536 case ngx_http_script_file_exec: | |
1454 | 1537 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1538 goto true_value; |
669 | 1539 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1540 goto false_value; |
669 | 1541 |
1542 case ngx_http_script_file_not_exec: | |
1454 | 1543 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1544 goto false_value; |
669 | 1545 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1546 goto true_value; |
631 | 1547 } |
1548 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1549 false_value: |
631 | 1550 |
1454 | 1551 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
631 | 1552 "http script file op false"); |
1553 | |
1554 *value = ngx_http_variable_null_value; | |
1555 return; | |
1556 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1557 true_value: |
631 | 1558 |
1559 *value = ngx_http_variable_true_value; | |
1560 return; | |
1561 } | |
1562 | |
1563 | |
1564 void | |
515 | 1565 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
1566 { | |
1567 size_t len; | |
1568 ngx_http_script_engine_t le; | |
1569 ngx_http_script_len_code_pt lcode; | |
1570 ngx_http_script_complex_value_code_t *code; | |
1571 | |
1572 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
1573 | |
1574 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
1575 | |
1576 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1577 "http script complex value"); | |
1578 | |
1579 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1580 | |
1581 le.ip = code->lengths->elts; | |
655 | 1582 le.line = e->line; |
515 | 1583 le.request = e->request; |
655 | 1584 le.quote = e->quote; |
515 | 1585 |
1586 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1587 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1588 } | |
1589 | |
1590 e->buf.len = len; | |
2049 | 1591 e->buf.data = ngx_pnalloc(e->request->pool, len); |
515 | 1592 if (e->buf.data == NULL) { |
1593 e->ip = ngx_http_script_exit; | |
1594 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1595 return; | |
1596 } | |
1597 | |
1598 e->pos = e->buf.data; | |
1599 | |
577 | 1600 e->sp->len = e->buf.len; |
573 | 1601 e->sp->data = e->buf.data; |
515 | 1602 e->sp++; |
1603 } | |
1604 | |
1605 | |
1606 void | |
509 | 1607 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
1608 { | |
1609 ngx_http_script_value_code_t *code; | |
1610 | |
1611 code = (ngx_http_script_value_code_t *) e->ip; | |
1612 | |
1613 e->ip += sizeof(ngx_http_script_value_code_t); | |
1614 | |
573 | 1615 e->sp->len = code->text_len; |
1616 e->sp->data = (u_char *) code->text_data; | |
577 | 1617 |
1618 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 | 1619 "http script value: \"%v\"", e->sp); |
577 | 1620 |
509 | 1621 e->sp++; |
1622 } | |
1623 | |
1624 | |
1625 void | |
1626 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
1627 { | |
1628 ngx_http_request_t *r; | |
1629 ngx_http_script_var_code_t *code; | |
1630 | |
1631 code = (ngx_http_script_var_code_t *) e->ip; | |
1632 | |
1633 e->ip += sizeof(ngx_http_script_var_code_t); | |
1634 | |
1635 r = e->request; | |
1636 | |
1637 e->sp--; | |
1638 | |
573 | 1639 r->variables[code->index].len = e->sp->len; |
1640 r->variables[code->index].valid = 1; | |
1565 | 1641 r->variables[code->index].no_cacheable = 0; |
573 | 1642 r->variables[code->index].not_found = 0; |
1643 r->variables[code->index].data = e->sp->data; | |
2393 | 1644 |
1645 #if (NGX_DEBUG) | |
1646 { | |
1647 ngx_http_variable_t *v; | |
1648 ngx_http_core_main_conf_t *cmcf; | |
1649 | |
1650 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1651 | |
1652 v = cmcf->variables.elts; | |
1653 | |
1654 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1655 "http script set $%V", &v[code->index].name); | |
1656 } | |
1657 #endif | |
509 | 1658 } |
1659 | |
1660 | |
1661 void | |
637 | 1662 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
1663 { | |
1664 ngx_http_script_var_handler_code_t *code; | |
1665 | |
1666 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1667 "http script set var handler"); | |
1668 | |
1669 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
1670 | |
1671 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
1672 | |
1673 e->sp--; | |
1674 | |
1675 code->handler(e->request, e->sp, code->data); | |
1676 } | |
1677 | |
1678 | |
1679 void | |
509 | 1680 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
1681 { | |
1682 ngx_http_variable_value_t *value; | |
1683 ngx_http_script_var_code_t *code; | |
1684 | |
1685 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1686 "http script var"); | |
1687 | |
1688 code = (ngx_http_script_var_code_t *) e->ip; | |
1689 | |
1690 e->ip += sizeof(ngx_http_script_var_code_t); | |
1691 | |
573 | 1692 value = ngx_http_get_flushed_variable(e->request, code->index); |
509 | 1693 |
573 | 1694 if (value && !value->not_found) { |
1695 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
|
1696 "http script var: \"%v\"", value); |
573 | 1697 |
553 | 1698 *e->sp = *value; |
509 | 1699 e->sp++; |
1700 | |
1701 return; | |
1702 } | |
1703 | |
577 | 1704 *e->sp = ngx_http_variable_null_value; |
509 | 1705 e->sp++; |
1706 } | |
1707 | |
1708 | |
1709 void | |
1710 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
1711 { | |
1712 e->ip += sizeof(uintptr_t); | |
1713 } |