Mercurial > hg > nginx-quic
annotate src/http/ngx_http_script.c @ 7445:c9235164bbf1
Win32: enabled both select and poll on Windows by default.
Since we now have both select and poll on Windows, it is enough to
do not set EVENT_FOUND, auto/modules will enable both automatically.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 24 Jan 2019 22:00:13 +0300 |
parents | 5efc23d83bc2 |
children | b82162b8496a |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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15 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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16 ngx_str_t *value, ngx_uint_t last); |
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17 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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18 ngx_str_t *name); |
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19 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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20 #if (NGX_PCRE) |
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21 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
6474 | 22 ngx_uint_t n); |
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23 #endif |
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24 static ngx_int_t |
6474 | 25 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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26 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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27 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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28 |
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29 |
509 | 30 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
31 | |
32 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
33 | |
34 | |
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35 void |
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36 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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37 ngx_http_complex_value_t *val) |
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38 { |
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39 ngx_uint_t *index; |
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40 |
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41 index = val->flushes; |
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42 |
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43 if (index) { |
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44 while (*index != (ngx_uint_t) -1) { |
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45 |
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46 if (r->variables[*index].no_cacheable) { |
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47 r->variables[*index].valid = 0; |
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48 r->variables[*index].not_found = 0; |
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49 } |
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50 |
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51 index++; |
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52 } |
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53 } |
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54 } |
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55 |
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56 |
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57 ngx_int_t |
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58 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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59 ngx_str_t *value) |
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60 { |
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61 size_t len; |
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62 ngx_http_script_code_pt code; |
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63 ngx_http_script_len_code_pt lcode; |
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64 ngx_http_script_engine_t e; |
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65 |
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66 if (val->lengths == NULL) { |
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67 *value = val->value; |
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68 return NGX_OK; |
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69 } |
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70 |
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71 ngx_http_script_flush_complex_value(r, val); |
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72 |
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73 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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74 |
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75 e.ip = val->lengths; |
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76 e.request = r; |
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77 e.flushed = 1; |
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78 |
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79 len = 0; |
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80 |
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81 while (*(uintptr_t *) e.ip) { |
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82 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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83 len += lcode(&e); |
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84 } |
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85 |
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86 value->len = len; |
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87 value->data = ngx_pnalloc(r->pool, len); |
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88 if (value->data == NULL) { |
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89 return NGX_ERROR; |
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90 } |
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91 |
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92 e.ip = val->values; |
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93 e.pos = value->data; |
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94 e.buf = *value; |
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95 |
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96 while (*(uintptr_t *) e.ip) { |
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97 code = *(ngx_http_script_code_pt *) e.ip; |
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98 code((ngx_http_script_engine_t *) &e); |
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99 } |
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100 |
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101 *value = e.buf; |
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102 |
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103 return NGX_OK; |
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104 } |
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105 |
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106 |
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107 ngx_int_t |
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108 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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109 { |
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110 ngx_str_t *v; |
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111 ngx_uint_t i, n, nv, nc; |
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112 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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113 ngx_http_script_compile_t sc; |
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114 |
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115 v = ccv->value; |
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116 |
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117 nv = 0; |
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118 nc = 0; |
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119 |
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120 for (i = 0; i < v->len; i++) { |
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121 if (v->data[i] == '$') { |
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122 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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123 nc++; |
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124 |
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125 } else { |
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126 nv++; |
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127 } |
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128 } |
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129 } |
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130 |
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131 if ((v->len == 0 || v->data[0] != '$') |
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132 && (ccv->conf_prefix || ccv->root_prefix)) |
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133 { |
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134 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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135 return NGX_ERROR; |
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136 } |
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137 |
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138 ccv->conf_prefix = 0; |
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139 ccv->root_prefix = 0; |
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140 } |
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141 |
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142 ccv->complex_value->value = *v; |
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143 ccv->complex_value->flushes = NULL; |
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144 ccv->complex_value->lengths = NULL; |
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145 ccv->complex_value->values = NULL; |
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146 |
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147 if (nv == 0 && nc == 0) { |
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148 return NGX_OK; |
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149 } |
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150 |
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151 n = nv + 1; |
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152 |
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153 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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154 != NGX_OK) |
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155 { |
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156 return NGX_ERROR; |
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157 } |
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158 |
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159 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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160 + sizeof(ngx_http_script_var_code_t)) |
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161 + sizeof(uintptr_t); |
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162 |
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163 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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164 return NGX_ERROR; |
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165 } |
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166 |
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167 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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168 + sizeof(ngx_http_script_var_code_t)) |
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169 + sizeof(uintptr_t) |
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170 + v->len |
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171 + sizeof(uintptr_t) - 1) |
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172 & ~(sizeof(uintptr_t) - 1); |
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173 |
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174 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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175 return NGX_ERROR; |
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176 } |
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177 |
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178 pf = &flushes; |
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179 pl = &lengths; |
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180 pv = &values; |
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181 |
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182 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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183 |
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184 sc.cf = ccv->cf; |
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185 sc.source = v; |
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186 sc.flushes = &pf; |
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187 sc.lengths = &pl; |
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188 sc.values = &pv; |
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189 sc.complete_lengths = 1; |
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190 sc.complete_values = 1; |
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191 sc.zero = ccv->zero; |
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192 sc.conf_prefix = ccv->conf_prefix; |
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193 sc.root_prefix = ccv->root_prefix; |
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194 |
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195 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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196 return NGX_ERROR; |
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197 } |
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198 |
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199 if (flushes.nelts) { |
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200 ccv->complex_value->flushes = flushes.elts; |
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201 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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202 } |
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203 |
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204 ccv->complex_value->lengths = lengths.elts; |
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205 ccv->complex_value->values = values.elts; |
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206 |
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207 return NGX_OK; |
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208 } |
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209 |
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210 |
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211 char * |
3761 | 212 ngx_http_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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213 { |
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214 char *p = conf; |
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215 |
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216 ngx_str_t *value; |
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217 ngx_http_complex_value_t **cv; |
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218 ngx_http_compile_complex_value_t ccv; |
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219 |
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220 cv = (ngx_http_complex_value_t **) (p + cmd->offset); |
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221 |
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222 if (*cv != NULL) { |
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223 return "is duplicate"; |
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224 } |
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225 |
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226 *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); |
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227 if (*cv == NULL) { |
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228 return NGX_CONF_ERROR; |
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229 } |
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230 |
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231 value = cf->args->elts; |
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232 |
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233 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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234 |
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235 ccv.cf = cf; |
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236 ccv.value = &value[1]; |
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237 ccv.complex_value = *cv; |
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238 |
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239 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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240 return NGX_CONF_ERROR; |
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241 } |
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242 |
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243 return NGX_CONF_OK; |
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244 } |
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245 |
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246 |
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247 ngx_int_t |
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248 ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) |
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249 { |
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250 ngx_str_t val; |
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251 ngx_uint_t i; |
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252 ngx_http_complex_value_t *cv; |
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253 |
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254 if (predicates == NULL) { |
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255 return NGX_OK; |
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256 } |
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257 |
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258 cv = predicates->elts; |
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259 |
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260 for (i = 0; i < predicates->nelts; i++) { |
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261 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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262 return NGX_ERROR; |
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263 } |
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264 |
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265 if (val.len && (val.len != 1 || val.data[0] != '0')) { |
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266 return NGX_DECLINED; |
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267 } |
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268 } |
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269 |
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270 return NGX_OK; |
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271 } |
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272 |
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273 |
7439
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274 ngx_int_t |
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275 ngx_http_test_required_predicates(ngx_http_request_t *r, |
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276 ngx_array_t *predicates) |
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277 { |
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278 ngx_str_t val; |
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279 ngx_uint_t i; |
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280 ngx_http_complex_value_t *cv; |
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281 |
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282 if (predicates == NULL) { |
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283 return NGX_OK; |
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284 } |
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285 |
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286 cv = predicates->elts; |
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287 |
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288 for (i = 0; i < predicates->nelts; i++) { |
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289 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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290 return NGX_ERROR; |
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291 } |
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292 |
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293 if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { |
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294 return NGX_DECLINED; |
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295 } |
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296 } |
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297 |
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298 return NGX_OK; |
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299 } |
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300 |
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301 |
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302 char * |
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303 ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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304 { |
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305 char *p = conf; |
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306 |
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307 ngx_str_t *value; |
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308 ngx_uint_t i; |
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309 ngx_array_t **a; |
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310 ngx_http_complex_value_t *cv; |
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311 ngx_http_compile_complex_value_t ccv; |
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312 |
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313 a = (ngx_array_t **) (p + cmd->offset); |
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314 |
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315 if (*a == NGX_CONF_UNSET_PTR) { |
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316 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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317 if (*a == NULL) { |
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318 return NGX_CONF_ERROR; |
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319 } |
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320 } |
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321 |
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322 value = cf->args->elts; |
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323 |
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324 for (i = 1; i < cf->args->nelts; i++) { |
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325 cv = ngx_array_push(*a); |
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326 if (cv == NULL) { |
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327 return NGX_CONF_ERROR; |
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328 } |
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329 |
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330 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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331 |
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332 ccv.cf = cf; |
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333 ccv.value = &value[i]; |
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334 ccv.complex_value = cv; |
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335 |
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336 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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337 return NGX_CONF_ERROR; |
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338 } |
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339 } |
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340 |
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341 return NGX_CONF_OK; |
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342 } |
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343 |
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344 |
509 | 345 ngx_uint_t |
346 ngx_http_script_variables_count(ngx_str_t *value) | |
99
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347 { |
509 | 348 ngx_uint_t i, n; |
507 | 349 |
509 | 350 for (n = 0, i = 0; i < value->len; i++) { |
351 if (value->data[i] == '$') { | |
352 n++; | |
353 } | |
507 | 354 } |
355 | |
509 | 356 return n; |
357 } | |
358 | |
359 | |
360 ngx_int_t | |
361 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
362 { | |
2577
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363 u_char ch; |
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364 ngx_str_t name; |
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365 ngx_uint_t i, bracket; |
573 | 366 |
2577
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367 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
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368 return NGX_ERROR; |
509 | 369 } |
370 | |
371 for (i = 0; i < sc->source->len; /* void */ ) { | |
372 | |
373 name.len = 0; | |
374 | |
375 if (sc->source->data[i] == '$') { | |
376 | |
377 if (++i == sc->source->len) { | |
378 goto invalid_variable; | |
379 } | |
380 | |
6644
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Fixed regex captures handling without PCRE.
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381 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
2547
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382 #if (NGX_PCRE) |
6644
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383 ngx_uint_t n; |
509 | 384 |
641 | 385 n = sc->source->data[i] - '0'; |
386 | |
6861
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387 if (sc->captures_mask & ((ngx_uint_t) 1 << n)) { |
641 | 388 sc->dup_capture = 1; |
389 } | |
390 | |
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391 sc->captures_mask |= (ngx_uint_t) 1 << n; |
641 | 392 |
2577
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393 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
509 | 394 return NGX_ERROR; |
395 } | |
396 | |
397 i++; | |
398 | |
399 continue; | |
6644
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Fixed regex captures handling without PCRE.
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400 #else |
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401 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, |
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402 "using variable \"$%c\" requires " |
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Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
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changeset
|
403 "PCRE library", sc->source->data[i]); |
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Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
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404 return NGX_ERROR; |
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Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
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|
405 #endif |
2577
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406 } |
2547
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now regex captures are per-request entities
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|
407 |
509 | 408 if (sc->source->data[i] == '{') { |
409 bracket = 1; | |
410 | |
411 if (++i == sc->source->len) { | |
412 goto invalid_variable; | |
413 } | |
414 | |
415 name.data = &sc->source->data[i]; | |
416 | |
417 } else { | |
418 bracket = 0; | |
419 name.data = &sc->source->data[i]; | |
420 } | |
421 | |
422 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
423 ch = sc->source->data[i]; | |
507 | 424 |
509 | 425 if (ch == '}' && bracket) { |
426 i++; | |
427 bracket = 0; | |
428 break; | |
429 } | |
430 | |
431 if ((ch >= 'A' && ch <= 'Z') | |
432 || (ch >= 'a' && ch <= 'z') | |
433 || (ch >= '0' && ch <= '9') | |
434 || ch == '_') | |
435 { | |
436 continue; | |
437 } | |
438 | |
439 break; | |
440 } | |
441 | |
442 if (bracket) { | |
443 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
444 "the closing bracket in \"%V\" " | |
445 "variable is missing", &name); | |
507 | 446 return NGX_ERROR; |
447 } | |
448 | |
509 | 449 if (name.len == 0) { |
450 goto invalid_variable; | |
451 } | |
507 | 452 |
509 | 453 sc->variables++; |
507 | 454 |
2577
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455 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
507 | 456 return NGX_ERROR; |
457 } | |
99
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458 |
509 | 459 continue; |
460 } | |
507 | 461 |
509 | 462 if (sc->source->data[i] == '?' && sc->compile_args) { |
463 sc->args = 1; | |
464 sc->compile_args = 0; | |
99
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diff
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|
465 |
2577
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|
466 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
1891
782af1038115
length calculation did not take into account escaped symbols in arguments
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1799
diff
changeset
|
467 return NGX_ERROR; |
782af1038115
length calculation did not take into account escaped symbols in arguments
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parents:
1799
diff
changeset
|
468 } |
782af1038115
length calculation did not take into account escaped symbols in arguments
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1799
diff
changeset
|
469 |
509 | 470 i++; |
471 | |
507 | 472 continue; |
473 } | |
474 | |
509 | 475 name.data = &sc->source->data[i]; |
476 | |
2498
d3357bf23a5e
fix /?new=arg?old=arg redirect case
Igor Sysoev <igor@sysoev.ru>
parents:
2397
diff
changeset
|
477 while (i < sc->source->len) { |
d3357bf23a5e
fix /?new=arg?old=arg redirect case
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diff
changeset
|
478 |
d3357bf23a5e
fix /?new=arg?old=arg redirect case
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diff
changeset
|
479 if (sc->source->data[i] == '$') { |
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fix /?new=arg?old=arg redirect case
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diff
changeset
|
480 break; |
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fix /?new=arg?old=arg redirect case
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|
481 } |
d3357bf23a5e
fix /?new=arg?old=arg redirect case
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diff
changeset
|
482 |
d3357bf23a5e
fix /?new=arg?old=arg redirect case
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parents:
2397
diff
changeset
|
483 if (sc->source->data[i] == '?') { |
d3357bf23a5e
fix /?new=arg?old=arg redirect case
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2397
diff
changeset
|
484 |
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diff
changeset
|
485 sc->args = 1; |
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diff
changeset
|
486 |
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diff
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|
487 if (sc->compile_args) { |
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diff
changeset
|
488 break; |
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diff
changeset
|
489 } |
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diff
changeset
|
490 } |
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fix /?new=arg?old=arg redirect case
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diff
changeset
|
491 |
509 | 492 i++; |
493 name.len++; | |
494 } | |
495 | |
496 sc->size += name.len; | |
497 | |
2587
8afc4df77ee8
ngx_http_script_flush_complex_value()
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2577
diff
changeset
|
498 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
8afc4df77ee8
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diff
changeset
|
499 != NGX_OK) |
8afc4df77ee8
ngx_http_script_flush_complex_value()
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changeset
|
500 { |
509 | 501 return NGX_ERROR; |
502 } | |
507 | 503 } |
504 | |
2577
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diff
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|
505 return ngx_http_script_done(sc); |
509 | 506 |
507 invalid_variable: | |
508 | |
509 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
510 | |
511 return NGX_ERROR; | |
99
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|
512 } |
a059e1aa65d4
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|
513 |
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|
514 |
623 | 515 u_char * |
516 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
517 void *code_lengths, size_t len, void *code_values) | |
518 { | |
1152
a9715f8f17a5
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diff
changeset
|
519 ngx_uint_t i; |
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diff
changeset
|
520 ngx_http_script_code_pt code; |
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flush nocachable variables before ngx_http_script_run()
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changeset
|
521 ngx_http_script_len_code_pt lcode; |
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changeset
|
522 ngx_http_script_engine_t e; |
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flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
523 ngx_http_core_main_conf_t *cmcf; |
a9715f8f17a5
flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
524 |
a9715f8f17a5
flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
525 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
526 |
a9715f8f17a5
flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
527 for (i = 0; i < cmcf->variables.nelts; i++) { |
1565 | 528 if (r->variables[i].no_cacheable) { |
1152
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flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
529 r->variables[i].valid = 0; |
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diff
changeset
|
530 r->variables[i].not_found = 0; |
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diff
changeset
|
531 } |
a9715f8f17a5
flush nocachable variables before ngx_http_script_run()
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diff
changeset
|
532 } |
623 | 533 |
534 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
535 | |
536 e.ip = code_lengths; | |
537 e.request = r; | |
538 e.flushed = 1; | |
539 | |
540 while (*(uintptr_t *) e.ip) { | |
541 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
542 len += lcode(&e); | |
543 } | |
544 | |
545 | |
546 value->len = len; | |
2049 | 547 value->data = ngx_pnalloc(r->pool, len); |
623 | 548 if (value->data == NULL) { |
549 return NULL; | |
550 } | |
551 | |
552 e.ip = code_values; | |
553 e.pos = value->data; | |
554 | |
555 while (*(uintptr_t *) e.ip) { | |
556 code = *(ngx_http_script_code_pt *) e.ip; | |
557 code((ngx_http_script_engine_t *) &e); | |
558 } | |
559 | |
560 return e.pos; | |
561 } | |
562 | |
563 | |
573 | 564 void |
1565 | 565 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
573 | 566 ngx_array_t *indices) |
567 { | |
568 ngx_uint_t n, *index; | |
569 | |
570 if (indices) { | |
571 index = indices->elts; | |
572 for (n = 0; n < indices->nelts; n++) { | |
1565 | 573 if (r->variables[index[n]].no_cacheable) { |
573 | 574 r->variables[index[n]].valid = 0; |
575 r->variables[index[n]].not_found = 0; | |
576 } | |
577 } | |
578 } | |
579 } | |
580 | |
581 | |
2577
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split ngx_http_script_compile()
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diff
changeset
|
582 static ngx_int_t |
2dcbcfc1a8d1
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diff
changeset
|
583 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
584 { |
2dcbcfc1a8d1
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diff
changeset
|
585 ngx_uint_t n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
586 |
2dcbcfc1a8d1
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diff
changeset
|
587 if (sc->flushes && *sc->flushes == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
588 n = sc->variables ? sc->variables : 1; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
589 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
590 if (*sc->flushes == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
591 return NGX_ERROR; |
2dcbcfc1a8d1
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changeset
|
592 } |
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593 } |
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594 |
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595 if (*sc->lengths == NULL) { |
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596 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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597 + sizeof(ngx_http_script_var_code_t)) |
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598 + sizeof(uintptr_t); |
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599 |
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600 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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601 if (*sc->lengths == NULL) { |
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602 return NGX_ERROR; |
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603 } |
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604 } |
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605 |
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606 if (*sc->values == NULL) { |
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607 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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608 + sizeof(ngx_http_script_var_code_t)) |
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609 + sizeof(uintptr_t) |
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610 + sc->source->len |
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611 + sizeof(uintptr_t) - 1) |
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612 & ~(sizeof(uintptr_t) - 1); |
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613 |
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614 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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615 if (*sc->values == NULL) { |
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616 return NGX_ERROR; |
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617 } |
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618 } |
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619 |
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620 sc->variables = 0; |
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621 |
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622 return NGX_OK; |
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623 } |
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624 |
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625 |
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626 static ngx_int_t |
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627 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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628 { |
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629 ngx_str_t zero; |
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630 uintptr_t *code; |
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631 |
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632 if (sc->zero) { |
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633 |
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634 zero.len = 1; |
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635 zero.data = (u_char *) "\0"; |
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636 |
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637 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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638 return NGX_ERROR; |
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639 } |
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640 } |
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641 |
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642 if (sc->conf_prefix || sc->root_prefix) { |
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643 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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644 return NGX_ERROR; |
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645 } |
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646 } |
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647 |
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648 if (sc->complete_lengths) { |
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649 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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650 if (code == NULL) { |
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651 return NGX_ERROR; |
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652 } |
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653 |
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654 *code = (uintptr_t) NULL; |
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655 } |
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656 |
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657 if (sc->complete_values) { |
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658 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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659 &sc->main); |
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660 if (code == NULL) { |
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661 return NGX_ERROR; |
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662 } |
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663 |
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664 *code = (uintptr_t) NULL; |
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665 } |
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666 |
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667 return NGX_OK; |
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668 } |
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669 |
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670 |
509 | 671 void * |
507 | 672 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
479 | 673 { |
507 | 674 if (*codes == NULL) { |
675 *codes = ngx_array_create(pool, 256, 1); | |
676 if (*codes == NULL) { | |
677 return NULL; | |
678 } | |
679 } | |
99
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680 |
507 | 681 return ngx_array_push_n(*codes, size); |
682 } | |
683 | |
509 | 684 |
685 void * | |
686 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
687 { | |
688 u_char *elts, **p; | |
689 void *new; | |
690 | |
691 elts = codes->elts; | |
692 | |
693 new = ngx_array_push_n(codes, size); | |
694 if (new == NULL) { | |
2911 | 695 return NULL; |
509 | 696 } |
697 | |
698 if (code) { | |
699 if (elts != codes->elts) { | |
700 p = code; | |
701 *p += (u_char *) codes->elts - elts; | |
702 } | |
703 } | |
704 | |
705 return new; | |
706 } | |
507 | 707 |
479 | 708 |
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709 static ngx_int_t |
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710 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
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711 ngx_uint_t last) |
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712 { |
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713 u_char *p; |
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714 size_t size, len, zero; |
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715 ngx_http_script_copy_code_t *code; |
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716 |
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717 zero = (sc->zero && last); |
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718 len = value->len + zero; |
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719 |
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720 code = ngx_http_script_add_code(*sc->lengths, |
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721 sizeof(ngx_http_script_copy_code_t), NULL); |
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722 if (code == NULL) { |
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723 return NGX_ERROR; |
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724 } |
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725 |
7271
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Silenced -Wcast-function-type warnings (closes #1546).
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726 code->code = (ngx_http_script_code_pt) (void *) |
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727 ngx_http_script_copy_len_code; |
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728 code->len = len; |
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729 |
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730 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
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731 & ~(sizeof(uintptr_t) - 1); |
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732 |
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733 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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734 if (code == NULL) { |
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735 return NGX_ERROR; |
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736 } |
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737 |
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|
738 code->code = ngx_http_script_copy_code; |
2587
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739 code->len = len; |
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|
740 |
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|
741 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
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|
742 value->data, value->len); |
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743 |
2587
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|
744 if (zero) { |
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|
745 *p = '\0'; |
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|
746 sc->zero = 0; |
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747 } |
2577
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748 |
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749 return NGX_OK; |
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|
750 } |
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|
751 |
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|
752 |
507 | 753 size_t |
509 | 754 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
507 | 755 { |
756 ngx_http_script_copy_code_t *code; | |
479 | 757 |
509 | 758 code = (ngx_http_script_copy_code_t *) e->ip; |
507 | 759 |
509 | 760 e->ip += sizeof(ngx_http_script_copy_code_t); |
507 | 761 |
762 return code->len; | |
99
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|
763 } |
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|
764 |
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|
765 |
507 | 766 void |
509 | 767 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
99
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|
768 { |
2393 | 769 u_char *p; |
507 | 770 ngx_http_script_copy_code_t *code; |
771 | |
509 | 772 code = (ngx_http_script_copy_code_t *) e->ip; |
773 | |
2393 | 774 p = e->pos; |
775 | |
509 | 776 if (!e->skip) { |
2393 | 777 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
573 | 778 code->len); |
509 | 779 } |
507 | 780 |
509 | 781 e->ip += sizeof(ngx_http_script_copy_code_t) |
782 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
507 | 783 |
2393 | 784 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
785 "http script copy: \"%*s\"", e->pos - p, p); | |
99
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|
786 } |
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|
787 |
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|
788 |
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|
789 static ngx_int_t |
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790 ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
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|
791 { |
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|
792 ngx_int_t index, *p; |
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793 ngx_http_script_var_code_t *code; |
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|
794 |
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|
795 index = ngx_http_get_variable_index(sc->cf, name); |
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796 |
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797 if (index == NGX_ERROR) { |
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798 return NGX_ERROR; |
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|
799 } |
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|
800 |
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801 if (sc->flushes) { |
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802 p = ngx_array_push(*sc->flushes); |
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803 if (p == NULL) { |
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|
804 return NGX_ERROR; |
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|
805 } |
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|
806 |
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changeset
|
807 *p = index; |
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|
808 } |
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|
809 |
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810 code = ngx_http_script_add_code(*sc->lengths, |
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811 sizeof(ngx_http_script_var_code_t), NULL); |
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|
812 if (code == NULL) { |
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|
813 return NGX_ERROR; |
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|
814 } |
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|
815 |
7271
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Silenced -Wcast-function-type warnings (closes #1546).
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|
816 code->code = (ngx_http_script_code_pt) (void *) |
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|
817 ngx_http_script_copy_var_len_code; |
2577
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|
818 code->index = (uintptr_t) index; |
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819 |
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changeset
|
820 code = ngx_http_script_add_code(*sc->values, |
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|
821 sizeof(ngx_http_script_var_code_t), |
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|
822 &sc->main); |
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|
823 if (code == NULL) { |
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|
824 return NGX_ERROR; |
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|
825 } |
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|
826 |
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|
827 code->code = ngx_http_script_copy_var_code; |
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|
828 code->index = (uintptr_t) index; |
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|
829 |
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|
830 return NGX_OK; |
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|
831 } |
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|
832 |
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|
833 |
507 | 834 size_t |
509 | 835 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
99
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|
836 { |
507 | 837 ngx_http_variable_value_t *value; |
838 ngx_http_script_var_code_t *code; | |
839 | |
509 | 840 code = (ngx_http_script_var_code_t *) e->ip; |
507 | 841 |
509 | 842 e->ip += sizeof(ngx_http_script_var_code_t); |
507 | 843 |
573 | 844 if (e->flushed) { |
845 value = ngx_http_get_indexed_variable(e->request, code->index); | |
507 | 846 |
573 | 847 } else { |
848 value = ngx_http_get_flushed_variable(e->request, code->index); | |
849 } | |
850 | |
851 if (value && !value->not_found) { | |
852 return value->len; | |
507 | 853 } |
854 | |
553 | 855 return 0; |
99
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|
856 } |
479 | 857 |
858 | |
507 | 859 void |
509 | 860 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
479 | 861 { |
2393 | 862 u_char *p; |
507 | 863 ngx_http_variable_value_t *value; |
864 ngx_http_script_var_code_t *code; | |
865 | |
509 | 866 code = (ngx_http_script_var_code_t *) e->ip; |
867 | |
868 e->ip += sizeof(ngx_http_script_var_code_t); | |
869 | |
870 if (!e->skip) { | |
573 | 871 |
872 if (e->flushed) { | |
873 value = ngx_http_get_indexed_variable(e->request, code->index); | |
509 | 874 |
573 | 875 } else { |
876 value = ngx_http_get_flushed_variable(e->request, code->index); | |
877 } | |
878 | |
879 if (value && !value->not_found) { | |
2393 | 880 p = e->pos; |
881 e->pos = ngx_copy(p, value->data, value->len); | |
509 | 882 |
2393 | 883 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
845
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|
884 e->request->connection->log, 0, |
2393 | 885 "http script var: \"%*s\"", e->pos - p, p); |
509 | 886 } |
887 } | |
888 } | |
889 | |
890 | |
2577
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|
891 static ngx_int_t |
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|
892 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
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893 { |
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|
894 uintptr_t *code; |
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|
895 |
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|
896 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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897 if (code == NULL) { |
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|
898 return NGX_ERROR; |
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|
899 } |
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|
900 |
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|
901 *code = (uintptr_t) ngx_http_script_mark_args_code; |
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902 |
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903 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
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904 if (code == NULL) { |
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905 return NGX_ERROR; |
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906 } |
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|
907 |
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908 *code = (uintptr_t) ngx_http_script_start_args_code; |
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|
909 |
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|
910 return NGX_OK; |
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|
911 } |
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|
912 |
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|
913 |
509 | 914 size_t |
1891
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|
915 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
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|
916 { |
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|
917 e->is_args = 1; |
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|
918 e->ip += sizeof(uintptr_t); |
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|
919 |
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|
920 return 1; |
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|
921 } |
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922 |
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923 |
509 | 924 void |
925 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
926 { | |
927 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
928 "http script args"); | |
577 | 929 |
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escape a query string characters taken from URI while rewrite
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930 e->is_args = 1; |
509 | 931 e->args = e->pos; |
932 e->ip += sizeof(uintptr_t); | |
933 } | |
934 | |
935 | |
517 | 936 #if (NGX_PCRE) |
937 | |
509 | 938 void |
939 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
940 { | |
941 size_t len; | |
942 ngx_int_t rc; | |
943 ngx_uint_t n; | |
944 ngx_http_request_t *r; | |
945 ngx_http_script_engine_t le; | |
946 ngx_http_script_len_code_pt lcode; | |
947 ngx_http_script_regex_code_t *code; | |
948 | |
949 code = (ngx_http_script_regex_code_t *) e->ip; | |
950 | |
951 r = e->request; | |
952 | |
953 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
954 "http script regex: \"%V\"", &code->name); | |
955 | |
956 if (code->uri) { | |
515 | 957 e->line = r->uri; |
509 | 958 } else { |
959 e->sp--; | |
573 | 960 e->line.len = e->sp->len; |
961 e->line.data = e->sp->data; | |
509 | 962 } |
507 | 963 |
3325 | 964 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
2547
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965 |
3325 | 966 if (rc == NGX_DECLINED) { |
2397 | 967 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 968 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 969 "\"%V\" does not match \"%V\"", |
970 &code->name, &e->line); | |
509 | 971 } |
972 | |
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973 r->ncaptures = 0; |
515 | 974 |
509 | 975 if (code->test) { |
631 | 976 if (code->negative_test) { |
977 e->sp->len = 1; | |
978 e->sp->data = (u_char *) "1"; | |
979 | |
980 } else { | |
981 e->sp->len = 0; | |
982 e->sp->data = (u_char *) ""; | |
983 } | |
984 | |
509 | 985 e->sp++; |
986 | |
987 e->ip += sizeof(ngx_http_script_regex_code_t); | |
988 return; | |
989 } | |
990 | |
991 e->ip += code->next; | |
992 return; | |
993 } | |
994 | |
3325 | 995 if (rc == NGX_ERROR) { |
509 | 996 e->ip = ngx_http_script_exit; |
997 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
998 return; | |
999 } | |
1000 | |
2397 | 1001 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1002 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1003 "\"%V\" matches \"%V\"", &code->name, &e->line); |
509 | 1004 } |
1005 | |
1006 if (code->test) { | |
631 | 1007 if (code->negative_test) { |
1008 e->sp->len = 0; | |
1009 e->sp->data = (u_char *) ""; | |
1010 | |
1011 } else { | |
1012 e->sp->len = 1; | |
1013 e->sp->data = (u_char *) "1"; | |
1014 } | |
1015 | |
509 | 1016 e->sp++; |
1017 | |
1018 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1019 return; | |
1020 } | |
1021 | |
1022 if (code->status) { | |
1023 e->status = code->status; | |
507 | 1024 |
509 | 1025 if (!code->redirect) { |
1026 e->ip = ngx_http_script_exit; | |
1027 return; | |
1028 } | |
1029 } | |
1030 | |
1031 if (code->uri) { | |
1032 r->internal = 1; | |
1033 r->valid_unparsed_uri = 0; | |
1034 | |
1035 if (code->break_cycle) { | |
1036 r->valid_location = 0; | |
527 | 1037 r->uri_changed = 0; |
509 | 1038 |
1039 } else { | |
1040 r->uri_changed = 1; | |
1041 } | |
1042 } | |
1043 | |
1044 if (code->lengths == NULL) { | |
1045 e->buf.len = code->size; | |
1046 | |
1047 if (code->uri) { | |
3344
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1048 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
509 | 1049 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
1050 NGX_ESCAPE_ARGS); | |
1051 } | |
1052 } | |
1053 | |
3344
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fix captures in "rewrite", the bug had been introduced in r3326
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1054 for (n = 2; n < r->ncaptures; n += 2) { |
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1055 e->buf.len += r->captures[n + 1] - r->captures[n]; |
509 | 1056 } |
1057 | |
1058 } else { | |
1059 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1060 | |
1061 le.ip = code->lengths->elts; | |
679 | 1062 le.line = e->line; |
509 | 1063 le.request = r; |
679 | 1064 le.quote = code->redirect; |
509 | 1065 |
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1066 len = 0; |
509 | 1067 |
1068 while (*(uintptr_t *) le.ip) { | |
1069 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1070 len += lcode(&le); | |
1071 } | |
1072 | |
1073 e->buf.len = len; | |
1074 } | |
1075 | |
515 | 1076 if (code->add_args && r->args.len) { |
509 | 1077 e->buf.len += r->args.len + 1; |
1078 } | |
1079 | |
2049 | 1080 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
509 | 1081 if (e->buf.data == NULL) { |
1082 e->ip = ngx_http_script_exit; | |
1083 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
507 | 1084 return; |
1085 } | |
1086 | |
509 | 1087 e->quote = code->redirect; |
1088 | |
1089 e->pos = e->buf.data; | |
1090 | |
1091 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1092 } | |
1093 | |
1094 | |
1095 void | |
1096 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
1097 { | |
577 | 1098 u_char *dst, *src; |
509 | 1099 ngx_http_request_t *r; |
1100 ngx_http_script_regex_end_code_t *code; | |
1101 | |
1102 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
1103 | |
1104 r = e->request; | |
1105 | |
1106 e->quote = 0; | |
1107 | |
1108 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1109 "http script regex end"); | |
1110 | |
1111 if (code->redirect) { | |
1112 | |
577 | 1113 dst = e->buf.data; |
1114 src = e->buf.data; | |
1115 | |
1593 | 1116 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
1117 NGX_UNESCAPE_REDIRECT); | |
577 | 1118 |
1119 if (src < e->pos) { | |
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1120 dst = ngx_movemem(dst, src, e->pos - src); |
577 | 1121 } |
1122 | |
1123 e->pos = dst; | |
1124 | |
1125 if (code->add_args && r->args.len) { | |
509 | 1126 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
573 | 1127 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1128 } |
1129 | |
1130 e->buf.len = e->pos - e->buf.data; | |
1131 | |
2397 | 1132 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1133 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1134 "rewritten redirect: \"%V\"", &e->buf); | |
1135 } | |
1136 | |
4206
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Clear old Location header (if any) while adding a new one.
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1137 ngx_http_clear_location(r); |
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
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1138 |
509 | 1139 r->headers_out.location = ngx_list_push(&r->headers_out.headers); |
1140 if (r->headers_out.location == NULL) { | |
1141 e->ip = ngx_http_script_exit; | |
1142 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1143 return; | |
1144 } | |
1145 | |
577 | 1146 r->headers_out.location->hash = 1; |
3516
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|
1147 ngx_str_set(&r->headers_out.location->key, "Location"); |
509 | 1148 r->headers_out.location->value = e->buf; |
1149 | |
1150 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1151 return; | |
1152 } | |
1153 | |
577 | 1154 if (e->args) { |
509 | 1155 e->buf.len = e->args - e->buf.data; |
1156 | |
1157 if (code->add_args && r->args.len) { | |
1158 *e->pos++ = '&'; | |
573 | 1159 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1160 } |
1161 | |
1162 r->args.len = e->pos - e->args; | |
1163 r->args.data = e->args; | |
1164 | |
1165 e->args = NULL; | |
1166 | |
1167 } else { | |
1168 e->buf.len = e->pos - e->buf.data; | |
673 | 1169 |
1170 if (!code->add_args) { | |
1171 r->args.len = 0; | |
1172 } | |
509 | 1173 } |
1174 | |
2397 | 1175 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1176 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1177 "rewritten data: \"%V\", args: \"%V\"", | |
1178 &e->buf, &r->args); | |
1179 } | |
1180 | |
1181 if (code->uri) { | |
1182 r->uri = e->buf; | |
1183 | |
535 | 1184 if (r->uri.len == 0) { |
1185 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1186 "the rewritten URI has a zero length"); | |
1187 e->ip = ngx_http_script_exit; | |
1188 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1189 return; | |
1190 } | |
1191 | |
2979
b941147f2b2e
ngx_http_set_exten() is always successful since 0.3.46
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diff
changeset
|
1192 ngx_http_set_exten(r); |
509 | 1193 } |
1194 | |
1195 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1196 } | |
1197 | |
2547
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now regex captures are per-request entities
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|
1198 |
2577
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split ngx_http_script_compile()
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|
1199 static ngx_int_t |
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1200 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
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1201 { |
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|
1202 ngx_http_script_copy_capture_code_t *code; |
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1203 |
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1204 code = ngx_http_script_add_code(*sc->lengths, |
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|
1205 sizeof(ngx_http_script_copy_capture_code_t), |
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|
1206 NULL); |
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|
1207 if (code == NULL) { |
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1208 return NGX_ERROR; |
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|
1209 } |
2dcbcfc1a8d1
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|
1210 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
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changeset
|
1211 code->code = (ngx_http_script_code_pt) (void *) |
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
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|
1212 ngx_http_script_copy_capture_len_code; |
2577
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|
1213 code->n = 2 * n; |
2dcbcfc1a8d1
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1214 |
2dcbcfc1a8d1
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|
1215 |
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|
1216 code = ngx_http_script_add_code(*sc->values, |
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|
1217 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
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|
1218 &sc->main); |
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|
1219 if (code == NULL) { |
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|
1220 return NGX_ERROR; |
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|
1221 } |
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|
1222 |
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|
1223 code->code = ngx_http_script_copy_capture_code; |
2dcbcfc1a8d1
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changeset
|
1224 code->n = 2 * n; |
2dcbcfc1a8d1
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|
1225 |
2dcbcfc1a8d1
split ngx_http_script_compile()
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|
1226 if (sc->ncaptures < n) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
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changeset
|
1227 sc->ncaptures = n; |
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changeset
|
1228 } |
2dcbcfc1a8d1
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|
1229 |
2dcbcfc1a8d1
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|
1230 return NGX_OK; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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|
1231 } |
2dcbcfc1a8d1
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diff
changeset
|
1232 |
2dcbcfc1a8d1
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|
1233 |
2547
912ce4113f21
now regex captures are per-request entities
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|
1234 size_t |
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|
1235 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
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|
1236 { |
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now regex captures are per-request entities
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|
1237 int *cap; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
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|
1238 u_char *p; |
912ce4113f21
now regex captures are per-request entities
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|
1239 ngx_uint_t n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1240 ngx_http_request_t *r; |
912ce4113f21
now regex captures are per-request entities
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changeset
|
1241 ngx_http_script_copy_capture_code_t *code; |
912ce4113f21
now regex captures are per-request entities
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|
1242 |
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now regex captures are per-request entities
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|
1243 r = e->request; |
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now regex captures are per-request entities
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diff
changeset
|
1244 |
912ce4113f21
now regex captures are per-request entities
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changeset
|
1245 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
912ce4113f21
now regex captures are per-request entities
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changeset
|
1246 |
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|
1247 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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|
1248 |
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|
1249 n = code->n; |
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|
1250 |
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|
1251 if (n < r->ncaptures) { |
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1252 |
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1253 cap = r->captures; |
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1254 |
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Igor Sysoev <igor@sysoev.ru>
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|
1255 if ((e->is_args || e->quote) |
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|
1256 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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|
1257 { |
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|
1258 p = r->captures_data; |
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|
1259 |
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|
1260 return cap[n + 1] - cap[n] |
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parents:
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|
1261 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
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|
1262 NGX_ESCAPE_ARGS); |
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|
1263 } else { |
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|
1264 return cap[n + 1] - cap[n]; |
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|
1265 } |
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|
1266 } |
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|
1267 |
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|
1268 return 0; |
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|
1269 } |
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|
1270 |
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|
1271 |
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|
1272 void |
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|
1273 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
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1274 { |
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|
1275 int *cap; |
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1276 u_char *p, *pos; |
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1277 ngx_uint_t n; |
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|
1278 ngx_http_request_t *r; |
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|
1279 ngx_http_script_copy_capture_code_t *code; |
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1280 |
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|
1281 r = e->request; |
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|
1282 |
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1283 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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1284 |
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1285 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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|
1286 |
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|
1287 n = code->n; |
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|
1288 |
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|
1289 pos = e->pos; |
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|
1290 |
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1291 if (n < r->ncaptures) { |
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1292 |
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1293 cap = r->captures; |
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1294 p = r->captures_data; |
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1295 |
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1296 if ((e->is_args || e->quote) |
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1297 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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1298 { |
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|
1299 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
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1300 cap[n + 1] - cap[n], |
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1301 NGX_ESCAPE_ARGS); |
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1302 } else { |
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|
1303 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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1304 } |
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1305 } |
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1306 |
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1307 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1308 "http script capture: \"%*s\"", e->pos - pos, pos); |
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1309 } |
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|
1310 |
517 | 1311 #endif |
1312 | |
509 | 1313 |
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1314 static ngx_int_t |
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1315 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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1316 { |
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1317 ngx_http_script_full_name_code_t *code; |
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1318 |
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1319 code = ngx_http_script_add_code(*sc->lengths, |
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1320 sizeof(ngx_http_script_full_name_code_t), |
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1321 NULL); |
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1322 if (code == NULL) { |
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1323 return NGX_ERROR; |
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1324 } |
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1325 |
7271
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Silenced -Wcast-function-type warnings (closes #1546).
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|
1326 code->code = (ngx_http_script_code_pt) (void *) |
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|
1327 ngx_http_script_full_name_len_code; |
2758 | 1328 code->conf_prefix = sc->conf_prefix; |
2587
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1329 |
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1330 code = ngx_http_script_add_code(*sc->values, |
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1331 sizeof(ngx_http_script_full_name_code_t), |
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1332 &sc->main); |
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1333 if (code == NULL) { |
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1334 return NGX_ERROR; |
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1335 } |
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1336 |
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|
1337 code->code = ngx_http_script_full_name_code; |
2758 | 1338 code->conf_prefix = sc->conf_prefix; |
2587
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1339 |
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1340 return NGX_OK; |
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1341 } |
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1342 |
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1343 |
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1344 static size_t |
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1345 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
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1346 { |
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|
1347 ngx_http_script_full_name_code_t *code; |
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1348 |
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|
1349 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1350 |
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|
1351 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1352 |
2758 | 1353 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
1354 ngx_cycle->prefix.len; | |
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1355 } |
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|
1356 |
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1357 |
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|
1358 static void |
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|
1359 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
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1360 { |
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|
1361 ngx_http_script_full_name_code_t *code; |
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|
1362 |
5331
e04083b79335
Style improved after 12dd27b74117.
Maxim Dounin <mdounin@mdounin.ru>
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|
1363 ngx_str_t value, *prefix; |
2587
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1364 |
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changeset
|
1365 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1366 |
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|
1367 value.data = e->buf.data; |
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|
1368 value.len = e->pos - e->buf.data; |
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|
1369 |
5331
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5330
diff
changeset
|
1370 prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: |
e04083b79335
Style improved after 12dd27b74117.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5330
diff
changeset
|
1371 (ngx_str_t *) &ngx_cycle->prefix; |
e04083b79335
Style improved after 12dd27b74117.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5330
diff
changeset
|
1372 |
e04083b79335
Style improved after 12dd27b74117.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5330
diff
changeset
|
1373 if (ngx_get_full_name(e->request->pool, prefix, &value) != NGX_OK) { |
2587
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1374 e->ip = ngx_http_script_exit; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1375 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1376 return; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1377 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1378 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1379 e->buf = value; |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1380 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1381 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
|
1382 "http script fullname: \"%V\"", &value); |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1383 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1384 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
|
1385 } |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1386 |
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1387 |
509 | 1388 void |
1389 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
577 | 1390 { |
509 | 1391 ngx_http_script_return_code_t *code; |
577 | 1392 |
509 | 1393 code = (ngx_http_script_return_code_t *) e->ip; |
1394 | |
3633 | 1395 if (code->status < NGX_HTTP_BAD_REQUEST |
1396 || code->text.value.len | |
1397 || code->text.lengths) | |
1398 { | |
1399 e->status = ngx_http_send_response(e->request, code->status, NULL, | |
1400 &code->text); | |
1401 } else { | |
1402 e->status = code->status; | |
653 | 1403 } |
1404 | |
3633 | 1405 e->ip = ngx_http_script_exit; |
479 | 1406 } |
509 | 1407 |
1408 | |
1409 void | |
527 | 1410 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
1411 { | |
1412 e->request->uri_changed = 0; | |
1413 | |
1414 e->ip = ngx_http_script_exit; | |
1415 } | |
1416 | |
1417 | |
1418 void | |
509 | 1419 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
1420 { | |
1421 ngx_http_script_if_code_t *code; | |
1422 | |
1423 code = (ngx_http_script_if_code_t *) e->ip; | |
1424 | |
1425 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1426 "http script if"); | |
1427 | |
1428 e->sp--; | |
1429 | |
5426 | 1430 if (e->sp->len && (e->sp->len != 1 || e->sp->data[0] != '0')) { |
509 | 1431 if (code->loc_conf) { |
1432 e->request->loc_conf = code->loc_conf; | |
535 | 1433 ngx_http_update_location_config(e->request); |
509 | 1434 } |
1435 | |
1436 e->ip += sizeof(ngx_http_script_if_code_t); | |
1437 return; | |
1438 } | |
1439 | |
1440 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
577 | 1441 "http script if: false"); |
509 | 1442 |
1443 e->ip += code->next; | |
1444 } | |
1445 | |
1446 | |
1447 void | |
577 | 1448 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
1449 { | |
1450 ngx_http_variable_value_t *val, *res; | |
1451 | |
1452 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1453 "http script equal"); | |
1454 | |
1455 e->sp--; | |
1456 val = e->sp; | |
1457 res = e->sp - 1; | |
1458 | |
1459 e->ip += sizeof(uintptr_t); | |
1460 | |
2393 | 1461 if (val->len == res->len |
1462 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1463 { |
1464 *res = ngx_http_variable_true_value; | |
1465 return; | |
1466 } | |
1467 | |
1468 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1469 "http script equal: no"); | |
1470 | |
1471 *res = ngx_http_variable_null_value; | |
1472 } | |
1473 | |
1474 | |
1475 void | |
1476 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
1477 { | |
1478 ngx_http_variable_value_t *val, *res; | |
1479 | |
1480 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1481 "http script not equal"); | |
1482 | |
1483 e->sp--; | |
1484 val = e->sp; | |
1485 res = e->sp - 1; | |
1486 | |
1487 e->ip += sizeof(uintptr_t); | |
1488 | |
2393 | 1489 if (val->len == res->len |
1490 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1491 { |
1492 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1493 "http script not equal: no"); | |
1494 | |
1495 *res = ngx_http_variable_null_value; | |
1496 return; | |
1497 } | |
1498 | |
1499 *res = ngx_http_variable_true_value; | |
1500 } | |
1501 | |
1502 | |
1503 void | |
631 | 1504 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
1505 { | |
1454 | 1506 ngx_str_t path; |
1507 ngx_http_request_t *r; | |
1508 ngx_open_file_info_t of; | |
1509 ngx_http_core_loc_conf_t *clcf; | |
631 | 1510 ngx_http_variable_value_t *value; |
1511 ngx_http_script_file_code_t *code; | |
1512 | |
1513 value = e->sp - 1; | |
1514 | |
1515 code = (ngx_http_script_file_code_t *) e->ip; | |
1516 e->ip += sizeof(ngx_http_script_file_code_t); | |
1517 | |
1454 | 1518 path.len = value->len - 1; |
1519 path.data = value->data; | |
1520 | |
1521 r = e->request; | |
1522 | |
1523 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
6480 | 1524 "http script file op %p \"%V\"", (void *) code->op, &path); |
1454 | 1525 |
1526 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
631 | 1527 |
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1528 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
|
1529 |
3178 | 1530 of.read_ahead = clcf->read_ahead; |
2129 | 1531 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1532 of.valid = clcf->open_file_cache_valid; |
1772 | 1533 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
|
1534 of.test_only = 1; |
1454 | 1535 of.errors = clcf->open_file_cache_errors; |
1457 | 1536 of.events = clcf->open_file_cache_events; |
4494
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1537 |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1538 if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1539 e->ip = ngx_http_script_exit; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1540 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1541 return; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1542 } |
631 | 1543 |
1454 | 1544 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
1799 | 1545 != NGX_OK) |
1454 | 1546 { |
6948
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1547 if (of.err == 0) { |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1548 e->ip = ngx_http_script_exit; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1549 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1550 return; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1551 } |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1552 |
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1553 if (of.err != NGX_ENOENT |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1554 && of.err != NGX_ENOTDIR |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1555 && of.err != NGX_ENAMETOOLONG) |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1556 { |
1454 | 1557 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
|
1558 "%s \"%s\" failed", of.failed, value->data); |
631 | 1559 } |
1560 | |
1561 switch (code->op) { | |
671 | 1562 |
631 | 1563 case ngx_http_script_file_plain: |
669 | 1564 case ngx_http_script_file_dir: |
1565 case ngx_http_script_file_exists: | |
1566 case ngx_http_script_file_exec: | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1567 goto false_value; |
671 | 1568 |
631 | 1569 case ngx_http_script_file_not_plain: |
669 | 1570 case ngx_http_script_file_not_dir: |
671 | 1571 case ngx_http_script_file_not_exists: |
669 | 1572 case ngx_http_script_file_not_exec: |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1573 goto true_value; |
631 | 1574 } |
1575 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1576 goto false_value; |
631 | 1577 } |
1578 | |
1579 switch (code->op) { | |
1580 case ngx_http_script_file_plain: | |
1454 | 1581 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1582 goto true_value; |
631 | 1583 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1584 goto false_value; |
631 | 1585 |
1586 case ngx_http_script_file_not_plain: | |
1454 | 1587 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1588 goto false_value; |
631 | 1589 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1590 goto true_value; |
669 | 1591 |
1592 case ngx_http_script_file_dir: | |
1454 | 1593 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1594 goto true_value; |
669 | 1595 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1596 goto false_value; |
669 | 1597 |
1598 case ngx_http_script_file_not_dir: | |
1454 | 1599 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1600 goto false_value; |
669 | 1601 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1602 goto true_value; |
669 | 1603 |
1604 case ngx_http_script_file_exists: | |
1454 | 1605 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
|
1606 goto true_value; |
669 | 1607 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1608 goto false_value; |
669 | 1609 |
1610 case ngx_http_script_file_not_exists: | |
1454 | 1611 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
|
1612 goto false_value; |
669 | 1613 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1614 goto true_value; |
669 | 1615 |
1616 case ngx_http_script_file_exec: | |
1454 | 1617 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1618 goto true_value; |
669 | 1619 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1620 goto false_value; |
669 | 1621 |
1622 case ngx_http_script_file_not_exec: | |
1454 | 1623 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1624 goto false_value; |
669 | 1625 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1626 goto true_value; |
631 | 1627 } |
1628 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1629 false_value: |
631 | 1630 |
1454 | 1631 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
631 | 1632 "http script file op false"); |
1633 | |
1634 *value = ngx_http_variable_null_value; | |
1635 return; | |
1636 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1637 true_value: |
631 | 1638 |
1639 *value = ngx_http_variable_true_value; | |
1640 return; | |
1641 } | |
1642 | |
1643 | |
1644 void | |
515 | 1645 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
1646 { | |
1647 size_t len; | |
1648 ngx_http_script_engine_t le; | |
1649 ngx_http_script_len_code_pt lcode; | |
1650 ngx_http_script_complex_value_code_t *code; | |
1651 | |
1652 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
1653 | |
1654 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
1655 | |
1656 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1657 "http script complex value"); | |
1658 | |
1659 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1660 | |
1661 le.ip = code->lengths->elts; | |
655 | 1662 le.line = e->line; |
515 | 1663 le.request = e->request; |
655 | 1664 le.quote = e->quote; |
515 | 1665 |
1666 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1667 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1668 } | |
1669 | |
1670 e->buf.len = len; | |
2049 | 1671 e->buf.data = ngx_pnalloc(e->request->pool, len); |
515 | 1672 if (e->buf.data == NULL) { |
1673 e->ip = ngx_http_script_exit; | |
1674 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1675 return; | |
1676 } | |
1677 | |
1678 e->pos = e->buf.data; | |
1679 | |
577 | 1680 e->sp->len = e->buf.len; |
573 | 1681 e->sp->data = e->buf.data; |
515 | 1682 e->sp++; |
1683 } | |
1684 | |
1685 | |
1686 void | |
509 | 1687 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
1688 { | |
1689 ngx_http_script_value_code_t *code; | |
1690 | |
1691 code = (ngx_http_script_value_code_t *) e->ip; | |
1692 | |
1693 e->ip += sizeof(ngx_http_script_value_code_t); | |
1694 | |
573 | 1695 e->sp->len = code->text_len; |
1696 e->sp->data = (u_char *) code->text_data; | |
577 | 1697 |
1698 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 | 1699 "http script value: \"%v\"", e->sp); |
577 | 1700 |
509 | 1701 e->sp++; |
1702 } | |
1703 | |
1704 | |
1705 void | |
1706 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
1707 { | |
1708 ngx_http_request_t *r; | |
1709 ngx_http_script_var_code_t *code; | |
1710 | |
1711 code = (ngx_http_script_var_code_t *) e->ip; | |
1712 | |
1713 e->ip += sizeof(ngx_http_script_var_code_t); | |
1714 | |
1715 r = e->request; | |
1716 | |
1717 e->sp--; | |
1718 | |
573 | 1719 r->variables[code->index].len = e->sp->len; |
1720 r->variables[code->index].valid = 1; | |
1565 | 1721 r->variables[code->index].no_cacheable = 0; |
573 | 1722 r->variables[code->index].not_found = 0; |
1723 r->variables[code->index].data = e->sp->data; | |
2393 | 1724 |
1725 #if (NGX_DEBUG) | |
1726 { | |
1727 ngx_http_variable_t *v; | |
1728 ngx_http_core_main_conf_t *cmcf; | |
1729 | |
1730 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1731 | |
1732 v = cmcf->variables.elts; | |
1733 | |
1734 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1735 "http script set $%V", &v[code->index].name); | |
1736 } | |
1737 #endif | |
509 | 1738 } |
1739 | |
1740 | |
1741 void | |
637 | 1742 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
1743 { | |
1744 ngx_http_script_var_handler_code_t *code; | |
1745 | |
1746 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1747 "http script set var handler"); | |
1748 | |
1749 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
1750 | |
1751 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
1752 | |
1753 e->sp--; | |
1754 | |
1755 code->handler(e->request, e->sp, code->data); | |
1756 } | |
1757 | |
1758 | |
1759 void | |
509 | 1760 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
1761 { | |
1762 ngx_http_variable_value_t *value; | |
1763 ngx_http_script_var_code_t *code; | |
1764 | |
1765 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1766 "http script var"); | |
1767 | |
1768 code = (ngx_http_script_var_code_t *) e->ip; | |
1769 | |
1770 e->ip += sizeof(ngx_http_script_var_code_t); | |
1771 | |
573 | 1772 value = ngx_http_get_flushed_variable(e->request, code->index); |
509 | 1773 |
573 | 1774 if (value && !value->not_found) { |
1775 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
|
1776 "http script var: \"%v\"", value); |
573 | 1777 |
553 | 1778 *e->sp = *value; |
509 | 1779 e->sp++; |
1780 | |
1781 return; | |
1782 } | |
1783 | |
577 | 1784 *e->sp = ngx_http_variable_null_value; |
509 | 1785 e->sp++; |
1786 } | |
1787 | |
1788 | |
1789 void | |
1790 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
1791 { | |
1792 e->ip += sizeof(uintptr_t); | |
1793 } |