Mercurial > hg > nginx-quic
annotate src/http/ngx_http_script.c @ 8084:eece8e35e64d quic
QUIC: allowed old DCID for initial packets until first ACK.
If a packet sent in response to an initial client packet was lost, then
successive client initial packets were dropped by nginx with the unexpected
dcid message logged. This was because the new DCID generated by the server was
not available to the client.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Wed, 09 Sep 2020 16:35:29 +0300 |
parents | 7aa20af4ac00 |
children | bdd4d89370a7 |
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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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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15 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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16 ngx_str_t *value, ngx_uint_t last); |
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17 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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18 ngx_str_t *name); |
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19 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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20 #if (NGX_PCRE) |
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21 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
6474 | 22 ngx_uint_t n); |
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23 #endif |
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24 static ngx_int_t |
6474 | 25 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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26 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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27 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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28 |
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29 |
509 | 30 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
31 | |
32 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
33 | |
34 | |
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35 void |
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36 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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37 ngx_http_complex_value_t *val) |
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38 { |
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39 ngx_uint_t *index; |
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40 |
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41 index = val->flushes; |
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42 |
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43 if (index) { |
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44 while (*index != (ngx_uint_t) -1) { |
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45 |
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46 if (r->variables[*index].no_cacheable) { |
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47 r->variables[*index].valid = 0; |
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48 r->variables[*index].not_found = 0; |
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49 } |
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50 |
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51 index++; |
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52 } |
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53 } |
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54 } |
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55 |
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56 |
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57 ngx_int_t |
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58 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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59 ngx_str_t *value) |
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60 { |
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61 size_t len; |
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62 ngx_http_script_code_pt code; |
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63 ngx_http_script_len_code_pt lcode; |
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64 ngx_http_script_engine_t e; |
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65 |
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66 if (val->lengths == NULL) { |
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67 *value = val->value; |
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68 return NGX_OK; |
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69 } |
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70 |
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71 ngx_http_script_flush_complex_value(r, val); |
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72 |
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73 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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74 |
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75 e.ip = val->lengths; |
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76 e.request = r; |
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77 e.flushed = 1; |
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78 |
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79 len = 0; |
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80 |
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81 while (*(uintptr_t *) e.ip) { |
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82 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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83 len += lcode(&e); |
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84 } |
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85 |
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86 value->len = len; |
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87 value->data = ngx_pnalloc(r->pool, len); |
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88 if (value->data == NULL) { |
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89 return NGX_ERROR; |
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90 } |
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91 |
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92 e.ip = val->values; |
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93 e.pos = value->data; |
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94 e.buf = *value; |
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95 |
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96 while (*(uintptr_t *) e.ip) { |
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97 code = *(ngx_http_script_code_pt *) e.ip; |
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98 code((ngx_http_script_engine_t *) &e); |
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99 } |
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100 |
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101 *value = e.buf; |
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102 |
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103 return NGX_OK; |
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104 } |
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105 |
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106 |
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107 size_t |
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108 ngx_http_complex_value_size(ngx_http_request_t *r, |
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109 ngx_http_complex_value_t *val, size_t default_value) |
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110 { |
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111 size_t size; |
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112 ngx_str_t value; |
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113 |
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114 if (val == NULL) { |
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115 return default_value; |
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116 } |
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117 |
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118 if (val->lengths == NULL) { |
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119 return val->u.size; |
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120 } |
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121 |
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122 if (ngx_http_complex_value(r, val, &value) != NGX_OK) { |
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123 return default_value; |
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124 } |
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125 |
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126 size = ngx_parse_size(&value); |
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127 |
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128 if (size == (size_t) NGX_ERROR) { |
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129 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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130 "invalid size \"%V\"", &value); |
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131 return default_value; |
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132 } |
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133 |
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134 return size; |
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135 } |
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136 |
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137 |
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138 ngx_int_t |
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139 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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140 { |
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141 ngx_str_t *v; |
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142 ngx_uint_t i, n, nv, nc; |
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143 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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144 ngx_http_script_compile_t sc; |
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145 |
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146 v = ccv->value; |
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147 |
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148 nv = 0; |
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149 nc = 0; |
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150 |
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151 for (i = 0; i < v->len; i++) { |
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152 if (v->data[i] == '$') { |
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153 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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154 nc++; |
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155 |
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156 } else { |
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157 nv++; |
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158 } |
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159 } |
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160 } |
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161 |
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162 if ((v->len == 0 || v->data[0] != '$') |
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163 && (ccv->conf_prefix || ccv->root_prefix)) |
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164 { |
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165 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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166 return NGX_ERROR; |
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167 } |
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168 |
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169 ccv->conf_prefix = 0; |
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170 ccv->root_prefix = 0; |
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171 } |
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172 |
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173 ccv->complex_value->value = *v; |
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174 ccv->complex_value->flushes = NULL; |
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175 ccv->complex_value->lengths = NULL; |
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176 ccv->complex_value->values = NULL; |
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177 |
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178 if (nv == 0 && nc == 0) { |
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179 return NGX_OK; |
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180 } |
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181 |
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182 n = nv + 1; |
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183 |
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184 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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185 != NGX_OK) |
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186 { |
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187 return NGX_ERROR; |
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188 } |
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189 |
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190 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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191 + sizeof(ngx_http_script_var_code_t)) |
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192 + sizeof(uintptr_t); |
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193 |
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194 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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195 return NGX_ERROR; |
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196 } |
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197 |
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198 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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199 + sizeof(ngx_http_script_var_code_t)) |
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200 + sizeof(uintptr_t) |
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201 + v->len |
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202 + sizeof(uintptr_t) - 1) |
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203 & ~(sizeof(uintptr_t) - 1); |
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204 |
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205 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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206 return NGX_ERROR; |
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207 } |
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208 |
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209 pf = &flushes; |
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210 pl = &lengths; |
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211 pv = &values; |
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212 |
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213 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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214 |
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215 sc.cf = ccv->cf; |
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216 sc.source = v; |
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217 sc.flushes = &pf; |
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218 sc.lengths = &pl; |
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219 sc.values = &pv; |
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220 sc.complete_lengths = 1; |
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221 sc.complete_values = 1; |
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222 sc.zero = ccv->zero; |
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223 sc.conf_prefix = ccv->conf_prefix; |
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224 sc.root_prefix = ccv->root_prefix; |
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225 |
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226 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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227 return NGX_ERROR; |
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228 } |
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229 |
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230 if (flushes.nelts) { |
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231 ccv->complex_value->flushes = flushes.elts; |
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232 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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233 } |
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234 |
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235 ccv->complex_value->lengths = lengths.elts; |
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236 ccv->complex_value->values = values.elts; |
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237 |
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238 return NGX_OK; |
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239 } |
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240 |
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241 |
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242 char * |
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244 { |
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245 char *p = conf; |
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246 |
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247 ngx_str_t *value; |
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248 ngx_http_complex_value_t **cv; |
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249 ngx_http_compile_complex_value_t ccv; |
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250 |
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251 cv = (ngx_http_complex_value_t **) (p + cmd->offset); |
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252 |
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253 if (*cv != NULL) { |
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254 return "is duplicate"; |
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255 } |
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256 |
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257 *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); |
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258 if (*cv == NULL) { |
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259 return NGX_CONF_ERROR; |
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260 } |
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261 |
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262 value = cf->args->elts; |
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263 |
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264 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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265 |
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266 ccv.cf = cf; |
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267 ccv.value = &value[1]; |
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268 ccv.complex_value = *cv; |
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269 |
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270 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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271 return NGX_CONF_ERROR; |
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272 } |
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273 |
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274 return NGX_CONF_OK; |
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275 } |
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276 |
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277 |
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278 char * |
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279 ngx_http_set_complex_value_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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280 void *conf) |
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281 { |
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282 char *p = conf; |
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283 |
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284 char *rv; |
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285 ngx_http_complex_value_t *cv; |
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286 |
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287 rv = ngx_http_set_complex_value_slot(cf, cmd, conf); |
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288 |
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289 if (rv != NGX_CONF_OK) { |
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290 return rv; |
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291 } |
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292 |
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293 cv = *(ngx_http_complex_value_t **) (p + cmd->offset); |
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294 |
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295 if (cv->lengths) { |
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296 return NGX_CONF_OK; |
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297 } |
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298 |
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299 cv->u.size = ngx_parse_size(&cv->value); |
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300 if (cv->u.size == (size_t) NGX_ERROR) { |
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301 return "invalid value"; |
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302 } |
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303 |
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304 return NGX_CONF_OK; |
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305 } |
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306 |
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307 |
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308 ngx_int_t |
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309 ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) |
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310 { |
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311 ngx_str_t val; |
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312 ngx_uint_t i; |
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313 ngx_http_complex_value_t *cv; |
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314 |
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315 if (predicates == NULL) { |
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316 return NGX_OK; |
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317 } |
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318 |
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319 cv = predicates->elts; |
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320 |
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321 for (i = 0; i < predicates->nelts; i++) { |
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322 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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323 return NGX_ERROR; |
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324 } |
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325 |
3893
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|
326 if (val.len && (val.len != 1 || val.data[0] != '0')) { |
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327 return NGX_DECLINED; |
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328 } |
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329 } |
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330 |
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331 return NGX_OK; |
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332 } |
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333 |
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|
334 |
7439
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Added the ngx_http_test_required_predicates() function.
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changeset
|
335 ngx_int_t |
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Added the ngx_http_test_required_predicates() function.
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336 ngx_http_test_required_predicates(ngx_http_request_t *r, |
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Added the ngx_http_test_required_predicates() function.
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diff
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|
337 ngx_array_t *predicates) |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
338 { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
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|
339 ngx_str_t val; |
5efc23d83bc2
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diff
changeset
|
340 ngx_uint_t i; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
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|
341 ngx_http_complex_value_t *cv; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
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|
342 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
343 if (predicates == NULL) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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344 return NGX_OK; |
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Added the ngx_http_test_required_predicates() function.
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|
345 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
346 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
347 cv = predicates->elts; |
5efc23d83bc2
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|
348 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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349 for (i = 0; i < predicates->nelts; i++) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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350 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
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351 return NGX_ERROR; |
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Added the ngx_http_test_required_predicates() function.
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|
352 } |
5efc23d83bc2
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|
353 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
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354 if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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355 return NGX_DECLINED; |
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Added the ngx_http_test_required_predicates() function.
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|
356 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
357 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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|
358 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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359 return NGX_OK; |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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changeset
|
360 } |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
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diff
changeset
|
361 |
5efc23d83bc2
Added the ngx_http_test_required_predicates() function.
Vladimir Homutov <vl@nginx.com>
parents:
7271
diff
changeset
|
362 |
3691
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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|
363 char * |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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|
364 ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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365 { |
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366 char *p = conf; |
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|
367 |
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|
368 ngx_str_t *value; |
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|
369 ngx_uint_t i; |
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370 ngx_array_t **a; |
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371 ngx_http_complex_value_t *cv; |
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|
372 ngx_http_compile_complex_value_t ccv; |
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373 |
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374 a = (ngx_array_t **) (p + cmd->offset); |
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|
375 |
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376 if (*a == NGX_CONF_UNSET_PTR) { |
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377 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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378 if (*a == NULL) { |
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|
379 return NGX_CONF_ERROR; |
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|
380 } |
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|
381 } |
55f95e91daed
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diff
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|
382 |
55f95e91daed
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diff
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|
383 value = cf->args->elts; |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
384 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
385 for (i = 1; i < cf->args->nelts; i++) { |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
386 cv = ngx_array_push(*a); |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
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|
387 if (cv == NULL) { |
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3633
diff
changeset
|
388 return NGX_CONF_ERROR; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
389 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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parents:
3633
diff
changeset
|
390 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
391 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
392 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
393 ccv.cf = cf; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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|
394 ccv.value = &value[i]; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
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|
395 ccv.complex_value = cv; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
396 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
Igor Sysoev <igor@sysoev.ru>
parents:
3633
diff
changeset
|
397 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
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|
398 return NGX_CONF_ERROR; |
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ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
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|
399 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
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|
400 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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3633
diff
changeset
|
401 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
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|
402 return NGX_CONF_OK; |
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diff
changeset
|
403 } |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
Igor Sysoev <igor@sysoev.ru>
parents:
3633
diff
changeset
|
404 |
55f95e91daed
ngx_http_test_predicates(), ngx_http_set_predicate_slot()
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diff
changeset
|
405 |
509 | 406 ngx_uint_t |
407 ngx_http_script_variables_count(ngx_str_t *value) | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
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diff
changeset
|
408 { |
509 | 409 ngx_uint_t i, n; |
507 | 410 |
509 | 411 for (n = 0, i = 0; i < value->len; i++) { |
412 if (value->data[i] == '$') { | |
413 n++; | |
414 } | |
507 | 415 } |
416 | |
509 | 417 return n; |
418 } | |
419 | |
420 | |
421 ngx_int_t | |
422 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
423 { | |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
424 u_char ch; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
425 ngx_str_t name; |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
426 ngx_uint_t i, bracket; |
573 | 427 |
2577
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split ngx_http_script_compile()
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diff
changeset
|
428 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
429 return NGX_ERROR; |
509 | 430 } |
431 | |
432 for (i = 0; i < sc->source->len; /* void */ ) { | |
433 | |
434 name.len = 0; | |
435 | |
436 if (sc->source->data[i] == '$') { | |
437 | |
438 if (++i == sc->source->len) { | |
439 goto invalid_variable; | |
440 } | |
441 | |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
442 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
2547
912ce4113f21
now regex captures are per-request entities
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2498
diff
changeset
|
443 #if (NGX_PCRE) |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
444 ngx_uint_t n; |
509 | 445 |
641 | 446 n = sc->source->data[i] - '0'; |
447 | |
6861
e4590dfd97ff
Win32: support 64-bit compilation with MSVC.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6644
diff
changeset
|
448 if (sc->captures_mask & ((ngx_uint_t) 1 << n)) { |
641 | 449 sc->dup_capture = 1; |
450 } | |
451 | |
6861
e4590dfd97ff
Win32: support 64-bit compilation with MSVC.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6644
diff
changeset
|
452 sc->captures_mask |= (ngx_uint_t) 1 << n; |
641 | 453 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
454 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
509 | 455 return NGX_ERROR; |
456 } | |
457 | |
458 i++; | |
459 | |
460 continue; | |
6644
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
461 #else |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
462 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
463 "using variable \"$%c\" requires " |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
464 "PCRE library", sc->source->data[i]); |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
465 return NGX_ERROR; |
af642539cd53
Fixed regex captures handling without PCRE.
Vladimir Homutov <vl@nginx.com>
parents:
6480
diff
changeset
|
466 #endif |
2577
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split ngx_http_script_compile()
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|
467 } |
2547
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
468 |
509 | 469 if (sc->source->data[i] == '{') { |
470 bracket = 1; | |
471 | |
472 if (++i == sc->source->len) { | |
473 goto invalid_variable; | |
474 } | |
475 | |
476 name.data = &sc->source->data[i]; | |
477 | |
478 } else { | |
479 bracket = 0; | |
480 name.data = &sc->source->data[i]; | |
481 } | |
482 | |
483 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
484 ch = sc->source->data[i]; | |
507 | 485 |
509 | 486 if (ch == '}' && bracket) { |
487 i++; | |
488 bracket = 0; | |
489 break; | |
490 } | |
491 | |
492 if ((ch >= 'A' && ch <= 'Z') | |
493 || (ch >= 'a' && ch <= 'z') | |
494 || (ch >= '0' && ch <= '9') | |
495 || ch == '_') | |
496 { | |
497 continue; | |
498 } | |
499 | |
500 break; | |
501 } | |
502 | |
503 if (bracket) { | |
504 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
505 "the closing bracket in \"%V\" " | |
506 "variable is missing", &name); | |
507 | 507 return NGX_ERROR; |
508 } | |
509 | |
509 | 510 if (name.len == 0) { |
511 goto invalid_variable; | |
512 } | |
507 | 513 |
509 | 514 sc->variables++; |
507 | 515 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
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|
516 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
507 | 517 return NGX_ERROR; |
518 } | |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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parents:
diff
changeset
|
519 |
509 | 520 continue; |
521 } | |
507 | 522 |
509 | 523 if (sc->source->data[i] == '?' && sc->compile_args) { |
524 sc->args = 1; | |
525 sc->compile_args = 0; | |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
526 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
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|
527 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
1891
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528 return NGX_ERROR; |
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529 } |
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530 |
509 | 531 i++; |
532 | |
507 | 533 continue; |
534 } | |
535 | |
509 | 536 name.data = &sc->source->data[i]; |
537 | |
2498
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538 while (i < sc->source->len) { |
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539 |
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540 if (sc->source->data[i] == '$') { |
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541 break; |
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542 } |
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543 |
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544 if (sc->source->data[i] == '?') { |
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545 |
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546 sc->args = 1; |
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547 |
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548 if (sc->compile_args) { |
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549 break; |
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550 } |
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551 } |
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552 |
509 | 553 i++; |
554 name.len++; | |
555 } | |
556 | |
557 sc->size += name.len; | |
558 | |
2587
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559 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
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560 != NGX_OK) |
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561 { |
509 | 562 return NGX_ERROR; |
563 } | |
507 | 564 } |
565 | |
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566 return ngx_http_script_done(sc); |
509 | 567 |
568 invalid_variable: | |
569 | |
570 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
571 | |
572 return NGX_ERROR; | |
99
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573 } |
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574 |
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575 |
623 | 576 u_char * |
577 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
578 void *code_lengths, size_t len, void *code_values) | |
579 { | |
1152
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580 ngx_uint_t i; |
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581 ngx_http_script_code_pt code; |
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582 ngx_http_script_len_code_pt lcode; |
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583 ngx_http_script_engine_t e; |
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584 ngx_http_core_main_conf_t *cmcf; |
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585 |
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586 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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587 |
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588 for (i = 0; i < cmcf->variables.nelts; i++) { |
1565 | 589 if (r->variables[i].no_cacheable) { |
1152
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590 r->variables[i].valid = 0; |
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591 r->variables[i].not_found = 0; |
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592 } |
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593 } |
623 | 594 |
595 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
596 | |
597 e.ip = code_lengths; | |
598 e.request = r; | |
599 e.flushed = 1; | |
600 | |
601 while (*(uintptr_t *) e.ip) { | |
602 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
603 len += lcode(&e); | |
604 } | |
605 | |
606 | |
607 value->len = len; | |
2049 | 608 value->data = ngx_pnalloc(r->pool, len); |
623 | 609 if (value->data == NULL) { |
610 return NULL; | |
611 } | |
612 | |
613 e.ip = code_values; | |
614 e.pos = value->data; | |
615 | |
616 while (*(uintptr_t *) e.ip) { | |
617 code = *(ngx_http_script_code_pt *) e.ip; | |
618 code((ngx_http_script_engine_t *) &e); | |
619 } | |
620 | |
621 return e.pos; | |
622 } | |
623 | |
624 | |
573 | 625 void |
1565 | 626 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
573 | 627 ngx_array_t *indices) |
628 { | |
629 ngx_uint_t n, *index; | |
630 | |
631 if (indices) { | |
632 index = indices->elts; | |
633 for (n = 0; n < indices->nelts; n++) { | |
1565 | 634 if (r->variables[index[n]].no_cacheable) { |
573 | 635 r->variables[index[n]].valid = 0; |
636 r->variables[index[n]].not_found = 0; | |
637 } | |
638 } | |
639 } | |
640 } | |
641 | |
642 | |
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643 static ngx_int_t |
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644 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
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645 { |
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646 ngx_uint_t n; |
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647 |
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|
648 if (sc->flushes && *sc->flushes == NULL) { |
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649 n = sc->variables ? sc->variables : 1; |
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650 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
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651 if (*sc->flushes == NULL) { |
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652 return NGX_ERROR; |
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653 } |
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654 } |
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|
655 |
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|
656 if (*sc->lengths == NULL) { |
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657 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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658 + sizeof(ngx_http_script_var_code_t)) |
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|
659 + sizeof(uintptr_t); |
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|
660 |
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661 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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662 if (*sc->lengths == NULL) { |
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663 return NGX_ERROR; |
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664 } |
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|
665 } |
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|
666 |
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667 if (*sc->values == NULL) { |
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668 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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669 + sizeof(ngx_http_script_var_code_t)) |
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670 + sizeof(uintptr_t) |
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671 + sc->source->len |
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672 + sizeof(uintptr_t) - 1) |
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673 & ~(sizeof(uintptr_t) - 1); |
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674 |
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675 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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676 if (*sc->values == NULL) { |
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677 return NGX_ERROR; |
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|
678 } |
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|
679 } |
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|
680 |
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|
681 sc->variables = 0; |
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|
682 |
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683 return NGX_OK; |
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684 } |
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|
685 |
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|
686 |
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687 static ngx_int_t |
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688 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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689 { |
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690 ngx_str_t zero; |
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691 uintptr_t *code; |
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692 |
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693 if (sc->zero) { |
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|
694 |
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|
695 zero.len = 1; |
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696 zero.data = (u_char *) "\0"; |
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|
697 |
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698 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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699 return NGX_ERROR; |
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700 } |
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701 } |
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702 |
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703 if (sc->conf_prefix || sc->root_prefix) { |
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704 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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705 return NGX_ERROR; |
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706 } |
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707 } |
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|
708 |
2577
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709 if (sc->complete_lengths) { |
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710 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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711 if (code == NULL) { |
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712 return NGX_ERROR; |
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713 } |
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714 |
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715 *code = (uintptr_t) NULL; |
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716 } |
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717 |
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718 if (sc->complete_values) { |
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719 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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720 &sc->main); |
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721 if (code == NULL) { |
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722 return NGX_ERROR; |
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723 } |
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724 |
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725 *code = (uintptr_t) NULL; |
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726 } |
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|
727 |
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728 return NGX_OK; |
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729 } |
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730 |
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731 |
509 | 732 void * |
507 | 733 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
479 | 734 { |
507 | 735 if (*codes == NULL) { |
736 *codes = ngx_array_create(pool, 256, 1); | |
737 if (*codes == NULL) { | |
738 return NULL; | |
739 } | |
740 } | |
99
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741 |
507 | 742 return ngx_array_push_n(*codes, size); |
743 } | |
744 | |
509 | 745 |
746 void * | |
747 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
748 { | |
749 u_char *elts, **p; | |
750 void *new; | |
751 | |
752 elts = codes->elts; | |
753 | |
754 new = ngx_array_push_n(codes, size); | |
755 if (new == NULL) { | |
2911 | 756 return NULL; |
509 | 757 } |
758 | |
759 if (code) { | |
760 if (elts != codes->elts) { | |
761 p = code; | |
762 *p += (u_char *) codes->elts - elts; | |
763 } | |
764 } | |
765 | |
766 return new; | |
767 } | |
507 | 768 |
479 | 769 |
2577
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770 static ngx_int_t |
2587
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771 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
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772 ngx_uint_t last) |
2577
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773 { |
2587
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774 u_char *p; |
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775 size_t size, len, zero; |
2577
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776 ngx_http_script_copy_code_t *code; |
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777 |
2587
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778 zero = (sc->zero && last); |
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779 len = value->len + zero; |
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780 |
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781 code = ngx_http_script_add_code(*sc->lengths, |
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782 sizeof(ngx_http_script_copy_code_t), NULL); |
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783 if (code == NULL) { |
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784 return NGX_ERROR; |
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785 } |
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|
786 |
7271
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|
787 code->code = (ngx_http_script_code_pt) (void *) |
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788 ngx_http_script_copy_len_code; |
2587
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789 code->len = len; |
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790 |
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791 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
2577
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792 & ~(sizeof(uintptr_t) - 1); |
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793 |
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794 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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795 if (code == NULL) { |
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796 return NGX_ERROR; |
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|
797 } |
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|
798 |
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|
799 code->code = ngx_http_script_copy_code; |
2587
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800 code->len = len; |
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801 |
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802 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
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|
803 value->data, value->len); |
2577
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804 |
2587
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|
805 if (zero) { |
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|
806 *p = '\0'; |
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|
807 sc->zero = 0; |
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|
808 } |
2577
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|
809 |
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|
810 return NGX_OK; |
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|
811 } |
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|
812 |
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|
813 |
507 | 814 size_t |
509 | 815 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
507 | 816 { |
817 ngx_http_script_copy_code_t *code; | |
479 | 818 |
509 | 819 code = (ngx_http_script_copy_code_t *) e->ip; |
507 | 820 |
509 | 821 e->ip += sizeof(ngx_http_script_copy_code_t); |
507 | 822 |
823 return code->len; | |
99
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824 } |
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|
825 |
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|
826 |
507 | 827 void |
509 | 828 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
99
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|
829 { |
2393 | 830 u_char *p; |
507 | 831 ngx_http_script_copy_code_t *code; |
832 | |
509 | 833 code = (ngx_http_script_copy_code_t *) e->ip; |
834 | |
2393 | 835 p = e->pos; |
836 | |
509 | 837 if (!e->skip) { |
2393 | 838 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
573 | 839 code->len); |
509 | 840 } |
507 | 841 |
509 | 842 e->ip += sizeof(ngx_http_script_copy_code_t) |
843 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
507 | 844 |
2393 | 845 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
846 "http script copy: \"%*s\"", e->pos - p, p); | |
99
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847 } |
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|
848 |
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|
849 |
2577
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|
850 static ngx_int_t |
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|
851 ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
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852 { |
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|
853 ngx_int_t index, *p; |
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|
854 ngx_http_script_var_code_t *code; |
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|
855 |
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|
856 index = ngx_http_get_variable_index(sc->cf, name); |
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|
857 |
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858 if (index == NGX_ERROR) { |
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|
859 return NGX_ERROR; |
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|
860 } |
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|
861 |
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|
862 if (sc->flushes) { |
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|
863 p = ngx_array_push(*sc->flushes); |
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864 if (p == NULL) { |
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|
865 return NGX_ERROR; |
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|
866 } |
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|
867 |
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|
868 *p = index; |
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|
869 } |
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|
870 |
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|
871 code = ngx_http_script_add_code(*sc->lengths, |
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|
872 sizeof(ngx_http_script_var_code_t), NULL); |
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|
873 if (code == NULL) { |
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874 return NGX_ERROR; |
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875 } |
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876 |
7271
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877 code->code = (ngx_http_script_code_pt) (void *) |
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878 ngx_http_script_copy_var_len_code; |
2577
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879 code->index = (uintptr_t) index; |
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880 |
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881 code = ngx_http_script_add_code(*sc->values, |
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882 sizeof(ngx_http_script_var_code_t), |
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883 &sc->main); |
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884 if (code == NULL) { |
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885 return NGX_ERROR; |
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886 } |
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887 |
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888 code->code = ngx_http_script_copy_var_code; |
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889 code->index = (uintptr_t) index; |
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890 |
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891 return NGX_OK; |
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892 } |
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893 |
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|
894 |
507 | 895 size_t |
509 | 896 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
99
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|
897 { |
507 | 898 ngx_http_variable_value_t *value; |
899 ngx_http_script_var_code_t *code; | |
900 | |
509 | 901 code = (ngx_http_script_var_code_t *) e->ip; |
507 | 902 |
509 | 903 e->ip += sizeof(ngx_http_script_var_code_t); |
507 | 904 |
573 | 905 if (e->flushed) { |
906 value = ngx_http_get_indexed_variable(e->request, code->index); | |
507 | 907 |
573 | 908 } else { |
909 value = ngx_http_get_flushed_variable(e->request, code->index); | |
910 } | |
911 | |
912 if (value && !value->not_found) { | |
913 return value->len; | |
507 | 914 } |
915 | |
553 | 916 return 0; |
99
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917 } |
479 | 918 |
919 | |
507 | 920 void |
509 | 921 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
479 | 922 { |
2393 | 923 u_char *p; |
507 | 924 ngx_http_variable_value_t *value; |
925 ngx_http_script_var_code_t *code; | |
926 | |
509 | 927 code = (ngx_http_script_var_code_t *) e->ip; |
928 | |
929 e->ip += sizeof(ngx_http_script_var_code_t); | |
930 | |
931 if (!e->skip) { | |
573 | 932 |
933 if (e->flushed) { | |
934 value = ngx_http_get_indexed_variable(e->request, code->index); | |
509 | 935 |
573 | 936 } else { |
937 value = ngx_http_get_flushed_variable(e->request, code->index); | |
938 } | |
939 | |
940 if (value && !value->not_found) { | |
2393 | 941 p = e->pos; |
942 e->pos = ngx_copy(p, value->data, value->len); | |
509 | 943 |
2393 | 944 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
845
eb5cf273e5d2
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parents:
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diff
changeset
|
945 e->request->connection->log, 0, |
2393 | 946 "http script var: \"%*s\"", e->pos - p, p); |
509 | 947 } |
948 } | |
949 } | |
950 | |
951 | |
2577
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952 static ngx_int_t |
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953 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
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954 { |
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955 uintptr_t *code; |
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956 |
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957 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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958 if (code == NULL) { |
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959 return NGX_ERROR; |
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960 } |
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|
961 |
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962 *code = (uintptr_t) ngx_http_script_mark_args_code; |
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963 |
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964 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
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965 if (code == NULL) { |
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966 return NGX_ERROR; |
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967 } |
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968 |
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969 *code = (uintptr_t) ngx_http_script_start_args_code; |
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|
970 |
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971 return NGX_OK; |
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972 } |
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973 |
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974 |
509 | 975 size_t |
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976 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
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|
977 { |
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|
978 e->is_args = 1; |
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|
979 e->ip += sizeof(uintptr_t); |
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|
980 |
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|
981 return 1; |
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diff
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|
982 } |
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|
983 |
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984 |
509 | 985 void |
986 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
987 { | |
988 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
989 "http script args"); | |
577 | 990 |
2225
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changeset
|
991 e->is_args = 1; |
509 | 992 e->args = e->pos; |
993 e->ip += sizeof(uintptr_t); | |
994 } | |
995 | |
996 | |
517 | 997 #if (NGX_PCRE) |
998 | |
509 | 999 void |
1000 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
1001 { | |
1002 size_t len; | |
1003 ngx_int_t rc; | |
1004 ngx_uint_t n; | |
1005 ngx_http_request_t *r; | |
1006 ngx_http_script_engine_t le; | |
1007 ngx_http_script_len_code_pt lcode; | |
1008 ngx_http_script_regex_code_t *code; | |
1009 | |
1010 code = (ngx_http_script_regex_code_t *) e->ip; | |
1011 | |
1012 r = e->request; | |
1013 | |
1014 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1015 "http script regex: \"%V\"", &code->name); | |
1016 | |
1017 if (code->uri) { | |
515 | 1018 e->line = r->uri; |
509 | 1019 } else { |
1020 e->sp--; | |
573 | 1021 e->line.len = e->sp->len; |
1022 e->line.data = e->sp->data; | |
509 | 1023 } |
507 | 1024 |
3325 | 1025 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
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diff
changeset
|
1026 |
3325 | 1027 if (rc == NGX_DECLINED) { |
2397 | 1028 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1029 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1030 "\"%V\" does not match \"%V\"", |
1031 &code->name, &e->line); | |
509 | 1032 } |
1033 | |
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1034 r->ncaptures = 0; |
515 | 1035 |
509 | 1036 if (code->test) { |
631 | 1037 if (code->negative_test) { |
1038 e->sp->len = 1; | |
1039 e->sp->data = (u_char *) "1"; | |
1040 | |
1041 } else { | |
1042 e->sp->len = 0; | |
1043 e->sp->data = (u_char *) ""; | |
1044 } | |
1045 | |
509 | 1046 e->sp++; |
1047 | |
1048 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1049 return; | |
1050 } | |
1051 | |
1052 e->ip += code->next; | |
1053 return; | |
1054 } | |
1055 | |
3325 | 1056 if (rc == NGX_ERROR) { |
509 | 1057 e->ip = ngx_http_script_exit; |
1058 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1059 return; | |
1060 } | |
1061 | |
2397 | 1062 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1063 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
515 | 1064 "\"%V\" matches \"%V\"", &code->name, &e->line); |
509 | 1065 } |
1066 | |
1067 if (code->test) { | |
631 | 1068 if (code->negative_test) { |
1069 e->sp->len = 0; | |
1070 e->sp->data = (u_char *) ""; | |
1071 | |
1072 } else { | |
1073 e->sp->len = 1; | |
1074 e->sp->data = (u_char *) "1"; | |
1075 } | |
1076 | |
509 | 1077 e->sp++; |
1078 | |
1079 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1080 return; | |
1081 } | |
1082 | |
1083 if (code->status) { | |
1084 e->status = code->status; | |
507 | 1085 |
509 | 1086 if (!code->redirect) { |
1087 e->ip = ngx_http_script_exit; | |
1088 return; | |
1089 } | |
1090 } | |
1091 | |
1092 if (code->uri) { | |
1093 r->internal = 1; | |
1094 r->valid_unparsed_uri = 0; | |
1095 | |
1096 if (code->break_cycle) { | |
1097 r->valid_location = 0; | |
527 | 1098 r->uri_changed = 0; |
509 | 1099 |
1100 } else { | |
1101 r->uri_changed = 1; | |
1102 } | |
1103 } | |
1104 | |
1105 if (code->lengths == NULL) { | |
1106 e->buf.len = code->size; | |
1107 | |
1108 if (code->uri) { | |
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1109 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
509 | 1110 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
1111 NGX_ESCAPE_ARGS); | |
1112 } | |
1113 } | |
1114 | |
3344
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1115 for (n = 2; n < r->ncaptures; n += 2) { |
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|
1116 e->buf.len += r->captures[n + 1] - r->captures[n]; |
509 | 1117 } |
1118 | |
1119 } else { | |
1120 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1121 | |
1122 le.ip = code->lengths->elts; | |
679 | 1123 le.line = e->line; |
509 | 1124 le.request = r; |
679 | 1125 le.quote = code->redirect; |
509 | 1126 |
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1127 len = 0; |
509 | 1128 |
1129 while (*(uintptr_t *) le.ip) { | |
1130 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1131 len += lcode(&le); | |
1132 } | |
1133 | |
1134 e->buf.len = len; | |
1135 } | |
1136 | |
515 | 1137 if (code->add_args && r->args.len) { |
509 | 1138 e->buf.len += r->args.len + 1; |
1139 } | |
1140 | |
2049 | 1141 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
509 | 1142 if (e->buf.data == NULL) { |
1143 e->ip = ngx_http_script_exit; | |
1144 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
507 | 1145 return; |
1146 } | |
1147 | |
509 | 1148 e->quote = code->redirect; |
1149 | |
1150 e->pos = e->buf.data; | |
1151 | |
1152 e->ip += sizeof(ngx_http_script_regex_code_t); | |
1153 } | |
1154 | |
1155 | |
1156 void | |
1157 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
1158 { | |
577 | 1159 u_char *dst, *src; |
509 | 1160 ngx_http_request_t *r; |
1161 ngx_http_script_regex_end_code_t *code; | |
1162 | |
1163 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
1164 | |
1165 r = e->request; | |
1166 | |
1167 e->quote = 0; | |
1168 | |
1169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1170 "http script regex end"); | |
1171 | |
1172 if (code->redirect) { | |
1173 | |
577 | 1174 dst = e->buf.data; |
1175 src = e->buf.data; | |
1176 | |
1593 | 1177 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
1178 NGX_UNESCAPE_REDIRECT); | |
577 | 1179 |
1180 if (src < e->pos) { | |
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1181 dst = ngx_movemem(dst, src, e->pos - src); |
577 | 1182 } |
1183 | |
1184 e->pos = dst; | |
1185 | |
1186 if (code->add_args && r->args.len) { | |
509 | 1187 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
573 | 1188 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1189 } |
1190 | |
1191 e->buf.len = e->pos - e->buf.data; | |
1192 | |
2397 | 1193 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1194 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1195 "rewritten redirect: \"%V\"", &e->buf); | |
1196 } | |
1197 | |
4206
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Clear old Location header (if any) while adding a new one.
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|
1198 ngx_http_clear_location(r); |
1a94a56a4e5d
Clear old Location header (if any) while adding a new one.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3904
diff
changeset
|
1199 |
509 | 1200 r->headers_out.location = ngx_list_push(&r->headers_out.headers); |
1201 if (r->headers_out.location == NULL) { | |
1202 e->ip = ngx_http_script_exit; | |
1203 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1204 return; | |
1205 } | |
1206 | |
577 | 1207 r->headers_out.location->hash = 1; |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3344
diff
changeset
|
1208 ngx_str_set(&r->headers_out.location->key, "Location"); |
509 | 1209 r->headers_out.location->value = e->buf; |
1210 | |
1211 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1212 return; | |
1213 } | |
1214 | |
577 | 1215 if (e->args) { |
509 | 1216 e->buf.len = e->args - e->buf.data; |
1217 | |
1218 if (code->add_args && r->args.len) { | |
1219 *e->pos++ = '&'; | |
573 | 1220 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
509 | 1221 } |
1222 | |
1223 r->args.len = e->pos - e->args; | |
1224 r->args.data = e->args; | |
1225 | |
1226 e->args = NULL; | |
1227 | |
1228 } else { | |
1229 e->buf.len = e->pos - e->buf.data; | |
673 | 1230 |
1231 if (!code->add_args) { | |
1232 r->args.len = 0; | |
1233 } | |
509 | 1234 } |
1235 | |
2397 | 1236 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
509 | 1237 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
1238 "rewritten data: \"%V\", args: \"%V\"", | |
1239 &e->buf, &r->args); | |
1240 } | |
1241 | |
1242 if (code->uri) { | |
1243 r->uri = e->buf; | |
1244 | |
535 | 1245 if (r->uri.len == 0) { |
1246 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1247 "the rewritten URI has a zero length"); | |
1248 e->ip = ngx_http_script_exit; | |
1249 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1250 return; | |
1251 } | |
1252 | |
2979
b941147f2b2e
ngx_http_set_exten() is always successful since 0.3.46
Igor Sysoev <igor@sysoev.ru>
parents:
2911
diff
changeset
|
1253 ngx_http_set_exten(r); |
509 | 1254 } |
1255 | |
1256 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
1257 } | |
1258 | |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1259 |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1260 static ngx_int_t |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1261 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1262 { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1263 ngx_http_script_copy_capture_code_t *code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1264 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1265 code = ngx_http_script_add_code(*sc->lengths, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1266 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1267 NULL); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1268 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1269 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1270 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1271 |
7271
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1272 code->code = (ngx_http_script_code_pt) (void *) |
9e25a5380a21
Silenced -Wcast-function-type warnings (closes #1546).
Sergey Kandaurov <pluknet@nginx.com>
parents:
6948
diff
changeset
|
1273 ngx_http_script_copy_capture_len_code; |
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1274 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1275 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1276 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1277 code = ngx_http_script_add_code(*sc->values, |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1278 sizeof(ngx_http_script_copy_capture_code_t), |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1279 &sc->main); |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1280 if (code == NULL) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1281 return NGX_ERROR; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1282 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1283 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1284 code->code = ngx_http_script_copy_capture_code; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1285 code->n = 2 * n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1286 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1287 if (sc->ncaptures < n) { |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1288 sc->ncaptures = n; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1289 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1290 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1291 return NGX_OK; |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1292 } |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1293 |
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1294 |
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1295 size_t |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1296 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1297 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1298 int *cap; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1299 u_char *p; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1300 ngx_uint_t n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1301 ngx_http_request_t *r; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1302 ngx_http_script_copy_capture_code_t *code; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1303 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1304 r = e->request; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1305 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1306 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1307 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1308 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1309 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1310 n = code->n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1311 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1312 if (n < r->ncaptures) { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1313 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1314 cap = r->captures; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1315 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1316 if ((e->is_args || e->quote) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1317 && (e->request->quoted_uri || e->request->plus_in_uri)) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1318 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1319 p = r->captures_data; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1320 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1321 return cap[n + 1] - cap[n] |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1322 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1323 NGX_ESCAPE_ARGS); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1324 } else { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1325 return cap[n + 1] - cap[n]; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1326 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1327 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1328 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1329 return 0; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1330 } |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1331 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1332 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1333 void |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1334 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1335 { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1336 int *cap; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1337 u_char *p, *pos; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1338 ngx_uint_t n; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1339 ngx_http_request_t *r; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1340 ngx_http_script_copy_capture_code_t *code; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1341 |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1342 r = e->request; |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1343 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1344 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1345 |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1346 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1347 |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1348 n = code->n; |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1349 |
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1350 pos = e->pos; |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1351 |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1352 if (n < r->ncaptures) { |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1353 |
912ce4113f21
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diff
changeset
|
1354 cap = r->captures; |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1355 p = r->captures_data; |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1356 |
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1357 if ((e->is_args || e->quote) |
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1358 && (e->request->quoted_uri || e->request->plus_in_uri)) |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1359 { |
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diff
changeset
|
1360 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1361 cap[n + 1] - cap[n], |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1362 NGX_ESCAPE_ARGS); |
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1363 } else { |
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1364 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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1365 } |
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1366 } |
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1367 |
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1368 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1369 "http script capture: \"%*s\"", e->pos - pos, pos); |
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1370 } |
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1371 |
517 | 1372 #endif |
1373 | |
509 | 1374 |
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1375 static ngx_int_t |
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1376 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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1377 { |
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1378 ngx_http_script_full_name_code_t *code; |
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1379 |
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1380 code = ngx_http_script_add_code(*sc->lengths, |
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1381 sizeof(ngx_http_script_full_name_code_t), |
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1382 NULL); |
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1383 if (code == NULL) { |
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1384 return NGX_ERROR; |
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1385 } |
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1386 |
7271
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1387 code->code = (ngx_http_script_code_pt) (void *) |
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1388 ngx_http_script_full_name_len_code; |
2758 | 1389 code->conf_prefix = sc->conf_prefix; |
2587
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1390 |
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1391 code = ngx_http_script_add_code(*sc->values, |
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1392 sizeof(ngx_http_script_full_name_code_t), |
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1393 &sc->main); |
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1394 if (code == NULL) { |
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1395 return NGX_ERROR; |
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1396 } |
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1397 |
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1398 code->code = ngx_http_script_full_name_code; |
2758 | 1399 code->conf_prefix = sc->conf_prefix; |
2587
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1400 |
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1401 return NGX_OK; |
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1402 } |
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1403 |
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1404 |
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1405 static size_t |
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1406 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
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1407 { |
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1408 ngx_http_script_full_name_code_t *code; |
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1409 |
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1410 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1411 |
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1412 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1413 |
2758 | 1414 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
1415 ngx_cycle->prefix.len; | |
2587
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1416 } |
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1417 |
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1418 |
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1419 static void |
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1420 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
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1421 { |
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1422 ngx_http_script_full_name_code_t *code; |
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1423 |
5331
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1424 ngx_str_t value, *prefix; |
2587
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1425 |
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1426 code = (ngx_http_script_full_name_code_t *) e->ip; |
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1427 |
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1428 value.data = e->buf.data; |
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1429 value.len = e->pos - e->buf.data; |
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1430 |
5331
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1431 prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: |
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1432 (ngx_str_t *) &ngx_cycle->prefix; |
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1433 |
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1434 if (ngx_get_full_name(e->request->pool, prefix, &value) != NGX_OK) { |
2587
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1435 e->ip = ngx_http_script_exit; |
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1436 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
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1437 return; |
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1438 } |
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1439 |
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1440 e->buf = value; |
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1441 |
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1442 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1443 "http script fullname: \"%V\"", &value); |
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1444 |
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1445 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1446 } |
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1447 |
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1448 |
509 | 1449 void |
1450 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
577 | 1451 { |
509 | 1452 ngx_http_script_return_code_t *code; |
577 | 1453 |
509 | 1454 code = (ngx_http_script_return_code_t *) e->ip; |
1455 | |
3633 | 1456 if (code->status < NGX_HTTP_BAD_REQUEST |
1457 || code->text.value.len | |
1458 || code->text.lengths) | |
1459 { | |
1460 e->status = ngx_http_send_response(e->request, code->status, NULL, | |
1461 &code->text); | |
1462 } else { | |
1463 e->status = code->status; | |
653 | 1464 } |
1465 | |
3633 | 1466 e->ip = ngx_http_script_exit; |
479 | 1467 } |
509 | 1468 |
1469 | |
1470 void | |
527 | 1471 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
1472 { | |
7604
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1473 ngx_http_request_t *r; |
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1474 |
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1475 r = e->request; |
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1476 |
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1477 if (r->uri_changed) { |
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1478 r->valid_location = 0; |
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1479 r->uri_changed = 0; |
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1480 } |
527 | 1481 |
1482 e->ip = ngx_http_script_exit; | |
1483 } | |
1484 | |
1485 | |
1486 void | |
509 | 1487 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
1488 { | |
1489 ngx_http_script_if_code_t *code; | |
1490 | |
1491 code = (ngx_http_script_if_code_t *) e->ip; | |
1492 | |
1493 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1494 "http script if"); | |
1495 | |
1496 e->sp--; | |
1497 | |
5426 | 1498 if (e->sp->len && (e->sp->len != 1 || e->sp->data[0] != '0')) { |
509 | 1499 if (code->loc_conf) { |
1500 e->request->loc_conf = code->loc_conf; | |
535 | 1501 ngx_http_update_location_config(e->request); |
509 | 1502 } |
1503 | |
1504 e->ip += sizeof(ngx_http_script_if_code_t); | |
1505 return; | |
1506 } | |
1507 | |
1508 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
577 | 1509 "http script if: false"); |
509 | 1510 |
1511 e->ip += code->next; | |
1512 } | |
1513 | |
1514 | |
1515 void | |
577 | 1516 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
1517 { | |
1518 ngx_http_variable_value_t *val, *res; | |
1519 | |
1520 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1521 "http script equal"); | |
1522 | |
1523 e->sp--; | |
1524 val = e->sp; | |
1525 res = e->sp - 1; | |
1526 | |
1527 e->ip += sizeof(uintptr_t); | |
1528 | |
2393 | 1529 if (val->len == res->len |
1530 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1531 { |
1532 *res = ngx_http_variable_true_value; | |
1533 return; | |
1534 } | |
1535 | |
1536 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1537 "http script equal: no"); | |
1538 | |
1539 *res = ngx_http_variable_null_value; | |
1540 } | |
1541 | |
1542 | |
1543 void | |
1544 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
1545 { | |
1546 ngx_http_variable_value_t *val, *res; | |
1547 | |
1548 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1549 "http script not equal"); | |
1550 | |
1551 e->sp--; | |
1552 val = e->sp; | |
1553 res = e->sp - 1; | |
1554 | |
1555 e->ip += sizeof(uintptr_t); | |
1556 | |
2393 | 1557 if (val->len == res->len |
1558 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
577 | 1559 { |
1560 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 "http script not equal: no"); | |
1562 | |
1563 *res = ngx_http_variable_null_value; | |
1564 return; | |
1565 } | |
1566 | |
1567 *res = ngx_http_variable_true_value; | |
1568 } | |
1569 | |
1570 | |
1571 void | |
631 | 1572 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
1573 { | |
1454 | 1574 ngx_str_t path; |
1575 ngx_http_request_t *r; | |
1576 ngx_open_file_info_t of; | |
1577 ngx_http_core_loc_conf_t *clcf; | |
631 | 1578 ngx_http_variable_value_t *value; |
1579 ngx_http_script_file_code_t *code; | |
1580 | |
1581 value = e->sp - 1; | |
1582 | |
1583 code = (ngx_http_script_file_code_t *) e->ip; | |
1584 e->ip += sizeof(ngx_http_script_file_code_t); | |
1585 | |
1454 | 1586 path.len = value->len - 1; |
1587 path.data = value->data; | |
1588 | |
1589 r = e->request; | |
1590 | |
1591 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
6480 | 1592 "http script file op %p \"%V\"", (void *) code->op, &path); |
1454 | 1593 |
1594 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
631 | 1595 |
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1596 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
|
1597 |
3178 | 1598 of.read_ahead = clcf->read_ahead; |
2129 | 1599 of.directio = clcf->directio; |
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1600 of.valid = clcf->open_file_cache_valid; |
1772 | 1601 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
|
1602 of.test_only = 1; |
1454 | 1603 of.errors = clcf->open_file_cache_errors; |
1457 | 1604 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
|
1605 |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1606 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
|
1607 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
|
1608 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
|
1609 return; |
13e09cf11d4e
Disable symlinks: initialization of the "disable_symlinks" field in
Valentin Bartenev <vbart@nginx.com>
parents:
4478
diff
changeset
|
1610 } |
631 | 1611 |
1454 | 1612 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
1799 | 1613 != NGX_OK) |
1454 | 1614 { |
6948
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1615 if (of.err == 0) { |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1616 e->ip = ngx_http_script_exit; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1617 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1618 return; |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1619 } |
3fb9b5eb75c0
Fixed ngx_open_cached_file() error handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
6940
diff
changeset
|
1620 |
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1621 if (of.err != NGX_ENOENT |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1622 && of.err != NGX_ENOTDIR |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1623 && of.err != NGX_ENAMETOOLONG) |
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1624 { |
1454 | 1625 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
|
1626 "%s \"%s\" failed", of.failed, value->data); |
631 | 1627 } |
1628 | |
1629 switch (code->op) { | |
671 | 1630 |
631 | 1631 case ngx_http_script_file_plain: |
669 | 1632 case ngx_http_script_file_dir: |
1633 case ngx_http_script_file_exists: | |
1634 case ngx_http_script_file_exec: | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1635 goto false_value; |
671 | 1636 |
631 | 1637 case ngx_http_script_file_not_plain: |
669 | 1638 case ngx_http_script_file_not_dir: |
671 | 1639 case ngx_http_script_file_not_exists: |
669 | 1640 case ngx_http_script_file_not_exec: |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1641 goto true_value; |
631 | 1642 } |
1643 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1644 goto false_value; |
631 | 1645 } |
1646 | |
1647 switch (code->op) { | |
1648 case ngx_http_script_file_plain: | |
1454 | 1649 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1650 goto true_value; |
631 | 1651 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1652 goto false_value; |
631 | 1653 |
1654 case ngx_http_script_file_not_plain: | |
1454 | 1655 if (of.is_file) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1656 goto false_value; |
631 | 1657 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1658 goto true_value; |
669 | 1659 |
1660 case ngx_http_script_file_dir: | |
1454 | 1661 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1662 goto true_value; |
669 | 1663 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1664 goto false_value; |
669 | 1665 |
1666 case ngx_http_script_file_not_dir: | |
1454 | 1667 if (of.is_dir) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1668 goto false_value; |
669 | 1669 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1670 goto true_value; |
669 | 1671 |
1672 case ngx_http_script_file_exists: | |
1454 | 1673 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
|
1674 goto true_value; |
669 | 1675 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1676 goto false_value; |
669 | 1677 |
1678 case ngx_http_script_file_not_exists: | |
1454 | 1679 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
|
1680 goto false_value; |
669 | 1681 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1682 goto true_value; |
669 | 1683 |
1684 case ngx_http_script_file_exec: | |
1454 | 1685 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1686 goto true_value; |
669 | 1687 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1688 goto false_value; |
669 | 1689 |
1690 case ngx_http_script_file_not_exec: | |
1454 | 1691 if (of.is_exec) { |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1692 goto false_value; |
669 | 1693 } |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1694 goto true_value; |
631 | 1695 } |
1696 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1697 false_value: |
631 | 1698 |
1454 | 1699 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
631 | 1700 "http script file op false"); |
1701 | |
1702 *value = ngx_http_variable_null_value; | |
1703 return; | |
1704 | |
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1705 true_value: |
631 | 1706 |
1707 *value = ngx_http_variable_true_value; | |
1708 return; | |
1709 } | |
1710 | |
1711 | |
1712 void | |
515 | 1713 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
1714 { | |
1715 size_t len; | |
1716 ngx_http_script_engine_t le; | |
1717 ngx_http_script_len_code_pt lcode; | |
1718 ngx_http_script_complex_value_code_t *code; | |
1719 | |
1720 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
1721 | |
1722 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
1723 | |
1724 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1725 "http script complex value"); | |
1726 | |
1727 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
1728 | |
1729 le.ip = code->lengths->elts; | |
655 | 1730 le.line = e->line; |
515 | 1731 le.request = e->request; |
655 | 1732 le.quote = e->quote; |
515 | 1733 |
1734 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1735 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1736 } | |
1737 | |
1738 e->buf.len = len; | |
2049 | 1739 e->buf.data = ngx_pnalloc(e->request->pool, len); |
515 | 1740 if (e->buf.data == NULL) { |
1741 e->ip = ngx_http_script_exit; | |
1742 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
1743 return; | |
1744 } | |
1745 | |
1746 e->pos = e->buf.data; | |
1747 | |
577 | 1748 e->sp->len = e->buf.len; |
573 | 1749 e->sp->data = e->buf.data; |
515 | 1750 e->sp++; |
1751 } | |
1752 | |
1753 | |
1754 void | |
509 | 1755 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
1756 { | |
1757 ngx_http_script_value_code_t *code; | |
1758 | |
1759 code = (ngx_http_script_value_code_t *) e->ip; | |
1760 | |
1761 e->ip += sizeof(ngx_http_script_value_code_t); | |
1762 | |
573 | 1763 e->sp->len = code->text_len; |
1764 e->sp->data = (u_char *) code->text_data; | |
577 | 1765 |
1766 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1561 | 1767 "http script value: \"%v\"", e->sp); |
577 | 1768 |
509 | 1769 e->sp++; |
1770 } | |
1771 | |
1772 | |
1773 void | |
1774 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
1775 { | |
1776 ngx_http_request_t *r; | |
1777 ngx_http_script_var_code_t *code; | |
1778 | |
1779 code = (ngx_http_script_var_code_t *) e->ip; | |
1780 | |
1781 e->ip += sizeof(ngx_http_script_var_code_t); | |
1782 | |
1783 r = e->request; | |
1784 | |
1785 e->sp--; | |
1786 | |
573 | 1787 r->variables[code->index].len = e->sp->len; |
1788 r->variables[code->index].valid = 1; | |
1565 | 1789 r->variables[code->index].no_cacheable = 0; |
573 | 1790 r->variables[code->index].not_found = 0; |
1791 r->variables[code->index].data = e->sp->data; | |
2393 | 1792 |
1793 #if (NGX_DEBUG) | |
1794 { | |
1795 ngx_http_variable_t *v; | |
1796 ngx_http_core_main_conf_t *cmcf; | |
1797 | |
1798 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1799 | |
1800 v = cmcf->variables.elts; | |
1801 | |
1802 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1803 "http script set $%V", &v[code->index].name); | |
1804 } | |
1805 #endif | |
509 | 1806 } |
1807 | |
1808 | |
1809 void | |
637 | 1810 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
1811 { | |
1812 ngx_http_script_var_handler_code_t *code; | |
1813 | |
1814 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1815 "http script set var handler"); | |
1816 | |
1817 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
1818 | |
1819 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
1820 | |
1821 e->sp--; | |
1822 | |
1823 code->handler(e->request, e->sp, code->data); | |
1824 } | |
1825 | |
1826 | |
1827 void | |
509 | 1828 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
1829 { | |
1830 ngx_http_variable_value_t *value; | |
1831 ngx_http_script_var_code_t *code; | |
1832 | |
1833 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
1834 "http script var"); | |
1835 | |
1836 code = (ngx_http_script_var_code_t *) e->ip; | |
1837 | |
1838 e->ip += sizeof(ngx_http_script_var_code_t); | |
1839 | |
573 | 1840 value = ngx_http_get_flushed_variable(e->request, code->index); |
509 | 1841 |
573 | 1842 if (value && !value->not_found) { |
1843 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
|
1844 "http script var: \"%v\"", value); |
573 | 1845 |
553 | 1846 *e->sp = *value; |
509 | 1847 e->sp++; |
1848 | |
1849 return; | |
1850 } | |
1851 | |
577 | 1852 *e->sp = ngx_http_variable_null_value; |
509 | 1853 e->sp++; |
1854 } | |
1855 | |
1856 | |
1857 void | |
1858 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
1859 { | |
1860 e->ip += sizeof(uintptr_t); | |
1861 } |