Mercurial > hg > nginx
annotate src/http/ngx_http_script.c @ 3516:dd1570b6f237
ngx_str_set() and ngx_str_null()
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Fri, 14 May 2010 09:56:37 +0000 |
| parents | 1aed55182ea2 |
| children | 187783310b65 |
| 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 |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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10 |
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11 |
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12 static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); |
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13 static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); |
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14 static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, |
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15 ngx_str_t *value, ngx_uint_t last); |
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16 static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, |
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17 ngx_str_t *name); |
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18 static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); |
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19 #if (NGX_PCRE) |
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20 static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, |
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21 ngx_uint_t n); |
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22 #endif |
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23 static ngx_int_t |
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24 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); |
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25 static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); |
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26 static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); |
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27 |
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28 |
| 509 | 29 #define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code |
| 30 | |
| 31 static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; | |
| 32 | |
| 33 | |
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34 void |
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35 ngx_http_script_flush_complex_value(ngx_http_request_t *r, |
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36 ngx_http_complex_value_t *val) |
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37 { |
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38 ngx_uint_t *index; |
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39 |
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40 index = val->flushes; |
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41 |
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42 if (index) { |
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43 while (*index != (ngx_uint_t) -1) { |
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44 |
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45 if (r->variables[*index].no_cacheable) { |
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46 r->variables[*index].valid = 0; |
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47 r->variables[*index].not_found = 0; |
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48 } |
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49 |
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50 index++; |
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51 } |
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52 } |
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53 } |
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54 |
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55 |
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56 ngx_int_t |
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57 ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, |
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58 ngx_str_t *value) |
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59 { |
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60 size_t len; |
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61 ngx_http_script_code_pt code; |
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62 ngx_http_script_len_code_pt lcode; |
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63 ngx_http_script_engine_t e; |
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64 |
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65 if (val->lengths == NULL) { |
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66 *value = val->value; |
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67 return NGX_OK; |
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68 } |
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69 |
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70 ngx_http_script_flush_complex_value(r, val); |
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71 |
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72 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
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73 |
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74 e.ip = val->lengths; |
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75 e.request = r; |
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76 e.flushed = 1; |
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77 |
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78 len = 0; |
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79 |
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80 while (*(uintptr_t *) e.ip) { |
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81 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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82 len += lcode(&e); |
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83 } |
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84 |
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85 value->len = len; |
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86 value->data = ngx_pnalloc(r->pool, len); |
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87 if (value->data == NULL) { |
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88 return NGX_ERROR; |
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89 } |
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90 |
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91 e.ip = val->values; |
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92 e.pos = value->data; |
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93 e.buf = *value; |
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94 |
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95 while (*(uintptr_t *) e.ip) { |
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96 code = *(ngx_http_script_code_pt *) e.ip; |
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97 code((ngx_http_script_engine_t *) &e); |
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98 } |
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99 |
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100 *value = e.buf; |
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101 |
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102 return NGX_OK; |
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103 } |
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104 |
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105 |
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106 ngx_int_t |
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107 ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) |
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108 { |
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109 ngx_str_t *v; |
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110 ngx_uint_t i, n, nv, nc; |
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111 ngx_array_t flushes, lengths, values, *pf, *pl, *pv; |
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112 ngx_http_script_compile_t sc; |
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113 |
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114 v = ccv->value; |
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115 |
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116 if (v->len == 0) { |
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117 ngx_conf_log_error(NGX_LOG_EMERG, ccv->cf, 0, "empty parameter"); |
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118 return NGX_ERROR; |
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119 } |
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120 |
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121 nv = 0; |
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122 nc = 0; |
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123 |
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124 for (i = 0; i < v->len; i++) { |
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125 if (v->data[i] == '$') { |
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126 if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { |
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127 nc++; |
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128 |
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129 } else { |
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130 nv++; |
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131 } |
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132 } |
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133 } |
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134 |
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135 if (v->data[0] != '$' && (ccv->conf_prefix || ccv->root_prefix)) { |
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136 |
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137 if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { |
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138 return NGX_ERROR; |
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139 } |
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140 |
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141 ccv->conf_prefix = 0; |
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142 ccv->root_prefix = 0; |
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143 } |
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144 |
|
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145 ccv->complex_value->value = *v; |
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146 ccv->complex_value->flushes = NULL; |
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147 ccv->complex_value->lengths = NULL; |
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148 ccv->complex_value->values = NULL; |
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149 |
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150 if (nv == 0 && nc == 0) { |
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151 return NGX_OK; |
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152 } |
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153 |
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154 n = nv + 1; |
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155 |
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156 if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) |
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157 != NGX_OK) |
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158 { |
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159 return NGX_ERROR; |
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160 } |
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161 |
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162 n = nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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163 + sizeof(ngx_http_script_var_code_t)) |
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164 + sizeof(uintptr_t); |
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165 |
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166 if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { |
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167 return NGX_ERROR; |
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168 } |
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169 |
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170 n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) |
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171 + sizeof(ngx_http_script_var_code_t)) |
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172 + sizeof(uintptr_t) |
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173 + v->len |
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174 + sizeof(uintptr_t) - 1) |
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175 & ~(sizeof(uintptr_t) - 1); |
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176 |
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177 if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { |
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178 return NGX_ERROR; |
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179 } |
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180 |
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181 pf = &flushes; |
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182 pl = &lengths; |
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183 pv = &values; |
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184 |
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185 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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186 |
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187 sc.cf = ccv->cf; |
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188 sc.source = v; |
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189 sc.flushes = &pf; |
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190 sc.lengths = &pl; |
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191 sc.values = &pv; |
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192 sc.complete_lengths = 1; |
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193 sc.complete_values = 1; |
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194 sc.zero = ccv->zero; |
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195 sc.conf_prefix = ccv->conf_prefix; |
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196 sc.root_prefix = ccv->root_prefix; |
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197 |
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198 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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199 return NGX_ERROR; |
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200 } |
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201 |
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202 if (flushes.nelts) { |
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203 ccv->complex_value->flushes = flushes.elts; |
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204 ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; |
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205 } |
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206 |
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207 ccv->complex_value->lengths = lengths.elts; |
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208 ccv->complex_value->values = values.elts; |
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209 |
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210 return NGX_OK; |
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211 } |
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212 |
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213 |
| 509 | 214 ngx_uint_t |
| 215 ngx_http_script_variables_count(ngx_str_t *value) | |
|
99
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216 { |
| 509 | 217 ngx_uint_t i, n; |
| 507 | 218 |
| 509 | 219 for (n = 0, i = 0; i < value->len; i++) { |
| 220 if (value->data[i] == '$') { | |
| 221 n++; | |
| 222 } | |
| 507 | 223 } |
| 224 | |
| 509 | 225 return n; |
| 226 } | |
| 227 | |
| 228 | |
| 229 ngx_int_t | |
| 230 ngx_http_script_compile(ngx_http_script_compile_t *sc) | |
| 231 { | |
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232 u_char ch; |
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233 ngx_str_t name; |
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234 ngx_uint_t i, bracket; |
| 573 | 235 |
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236 if (ngx_http_script_init_arrays(sc) != NGX_OK) { |
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237 return NGX_ERROR; |
| 509 | 238 } |
| 239 | |
| 240 for (i = 0; i < sc->source->len; /* void */ ) { | |
| 241 | |
| 242 name.len = 0; | |
| 243 | |
| 244 if (sc->source->data[i] == '$') { | |
| 245 | |
| 246 if (++i == sc->source->len) { | |
| 247 goto invalid_variable; | |
| 248 } | |
| 249 | |
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250 #if (NGX_PCRE) |
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251 { |
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252 ngx_uint_t n; |
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253 |
| 509 | 254 if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { |
| 255 | |
| 641 | 256 n = sc->source->data[i] - '0'; |
| 257 | |
| 258 if (sc->captures_mask & (1 << n)) { | |
| 259 sc->dup_capture = 1; | |
| 260 } | |
| 261 | |
| 262 sc->captures_mask |= 1 << n; | |
| 263 | |
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264 if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { |
| 509 | 265 return NGX_ERROR; |
| 266 } | |
| 267 | |
| 268 i++; | |
| 269 | |
| 270 continue; | |
| 271 } | |
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272 } |
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273 #endif |
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274 |
| 509 | 275 if (sc->source->data[i] == '{') { |
| 276 bracket = 1; | |
| 277 | |
| 278 if (++i == sc->source->len) { | |
| 279 goto invalid_variable; | |
| 280 } | |
| 281 | |
| 282 name.data = &sc->source->data[i]; | |
| 283 | |
| 284 } else { | |
| 285 bracket = 0; | |
| 286 name.data = &sc->source->data[i]; | |
| 287 } | |
| 288 | |
| 289 for ( /* void */ ; i < sc->source->len; i++, name.len++) { | |
| 290 ch = sc->source->data[i]; | |
| 507 | 291 |
| 509 | 292 if (ch == '}' && bracket) { |
| 293 i++; | |
| 294 bracket = 0; | |
| 295 break; | |
| 296 } | |
| 297 | |
| 298 if ((ch >= 'A' && ch <= 'Z') | |
| 299 || (ch >= 'a' && ch <= 'z') | |
| 300 || (ch >= '0' && ch <= '9') | |
| 301 || ch == '_') | |
| 302 { | |
| 303 continue; | |
| 304 } | |
| 305 | |
| 306 break; | |
| 307 } | |
| 308 | |
| 309 if (bracket) { | |
| 310 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, | |
| 311 "the closing bracket in \"%V\" " | |
| 312 "variable is missing", &name); | |
| 507 | 313 return NGX_ERROR; |
| 314 } | |
| 315 | |
| 509 | 316 if (name.len == 0) { |
| 317 goto invalid_variable; | |
| 318 } | |
| 507 | 319 |
| 509 | 320 sc->variables++; |
| 507 | 321 |
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322 if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { |
| 507 | 323 return NGX_ERROR; |
| 324 } | |
|
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325 |
| 509 | 326 continue; |
| 327 } | |
| 507 | 328 |
| 509 | 329 if (sc->source->data[i] == '?' && sc->compile_args) { |
| 330 sc->args = 1; | |
| 331 sc->compile_args = 0; | |
|
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332 |
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333 if (ngx_http_script_add_args_code(sc) != NGX_OK) { |
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334 return NGX_ERROR; |
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335 } |
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336 |
| 509 | 337 i++; |
| 338 | |
| 507 | 339 continue; |
| 340 } | |
| 341 | |
| 509 | 342 name.data = &sc->source->data[i]; |
| 343 | |
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344 while (i < sc->source->len) { |
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345 |
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346 if (sc->source->data[i] == '$') { |
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347 break; |
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348 } |
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349 |
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350 if (sc->source->data[i] == '?') { |
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351 |
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352 sc->args = 1; |
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353 |
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354 if (sc->compile_args) { |
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355 break; |
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356 } |
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357 } |
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358 |
| 509 | 359 i++; |
| 360 name.len++; | |
| 361 } | |
| 362 | |
| 363 sc->size += name.len; | |
| 364 | |
|
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365 if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) |
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366 != NGX_OK) |
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367 { |
| 509 | 368 return NGX_ERROR; |
| 369 } | |
| 507 | 370 } |
| 371 | |
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372 return ngx_http_script_done(sc); |
| 509 | 373 |
| 374 invalid_variable: | |
| 375 | |
| 376 ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); | |
| 377 | |
| 378 return NGX_ERROR; | |
|
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379 } |
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380 |
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381 |
| 623 | 382 u_char * |
| 383 ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, | |
| 384 void *code_lengths, size_t len, void *code_values) | |
| 385 { | |
|
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386 ngx_uint_t i; |
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387 ngx_http_script_code_pt code; |
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388 ngx_http_script_len_code_pt lcode; |
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389 ngx_http_script_engine_t e; |
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390 ngx_http_core_main_conf_t *cmcf; |
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391 |
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392 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
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393 |
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394 for (i = 0; i < cmcf->variables.nelts; i++) { |
| 1565 | 395 if (r->variables[i].no_cacheable) { |
|
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396 r->variables[i].valid = 0; |
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397 r->variables[i].not_found = 0; |
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398 } |
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399 } |
| 623 | 400 |
| 401 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 402 | |
| 403 e.ip = code_lengths; | |
| 404 e.request = r; | |
| 405 e.flushed = 1; | |
| 406 | |
| 407 while (*(uintptr_t *) e.ip) { | |
| 408 lcode = *(ngx_http_script_len_code_pt *) e.ip; | |
| 409 len += lcode(&e); | |
| 410 } | |
| 411 | |
| 412 | |
| 413 value->len = len; | |
| 2049 | 414 value->data = ngx_pnalloc(r->pool, len); |
| 623 | 415 if (value->data == NULL) { |
| 416 return NULL; | |
| 417 } | |
| 418 | |
| 419 e.ip = code_values; | |
| 420 e.pos = value->data; | |
| 421 | |
| 422 while (*(uintptr_t *) e.ip) { | |
| 423 code = *(ngx_http_script_code_pt *) e.ip; | |
| 424 code((ngx_http_script_engine_t *) &e); | |
| 425 } | |
| 426 | |
| 427 return e.pos; | |
| 428 } | |
| 429 | |
| 430 | |
| 573 | 431 void |
| 1565 | 432 ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, |
| 573 | 433 ngx_array_t *indices) |
| 434 { | |
| 435 ngx_uint_t n, *index; | |
| 436 | |
| 437 if (indices) { | |
| 438 index = indices->elts; | |
| 439 for (n = 0; n < indices->nelts; n++) { | |
| 1565 | 440 if (r->variables[index[n]].no_cacheable) { |
| 573 | 441 r->variables[index[n]].valid = 0; |
| 442 r->variables[index[n]].not_found = 0; | |
| 443 } | |
| 444 } | |
| 445 } | |
| 446 } | |
| 447 | |
| 448 | |
|
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449 static ngx_int_t |
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450 ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) |
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451 { |
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452 ngx_uint_t n; |
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453 |
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454 if (sc->flushes && *sc->flushes == NULL) { |
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455 n = sc->variables ? sc->variables : 1; |
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456 *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); |
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457 if (*sc->flushes == NULL) { |
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458 return NGX_ERROR; |
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459 } |
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460 } |
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461 |
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462 if (*sc->lengths == NULL) { |
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463 n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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464 + sizeof(ngx_http_script_var_code_t)) |
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465 + sizeof(uintptr_t); |
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466 |
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467 *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); |
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468 if (*sc->lengths == NULL) { |
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469 return NGX_ERROR; |
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470 } |
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471 } |
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472 |
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473 if (*sc->values == NULL) { |
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474 n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) |
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475 + sizeof(ngx_http_script_var_code_t)) |
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476 + sizeof(uintptr_t) |
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477 + sc->source->len |
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478 + sizeof(uintptr_t) - 1) |
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479 & ~(sizeof(uintptr_t) - 1); |
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480 |
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481 *sc->values = ngx_array_create(sc->cf->pool, n, 1); |
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482 if (*sc->values == NULL) { |
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483 return NGX_ERROR; |
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484 } |
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485 } |
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486 |
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487 sc->variables = 0; |
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488 |
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489 return NGX_OK; |
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490 } |
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491 |
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492 |
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493 static ngx_int_t |
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494 ngx_http_script_done(ngx_http_script_compile_t *sc) |
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495 { |
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496 ngx_str_t zero; |
|
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497 uintptr_t *code; |
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498 |
|
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499 if (sc->zero) { |
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500 |
|
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501 zero.len = 1; |
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502 zero.data = (u_char *) "\0"; |
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503 |
|
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504 if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { |
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505 return NGX_ERROR; |
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506 } |
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507 } |
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508 |
|
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509 if (sc->conf_prefix || sc->root_prefix) { |
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510 if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { |
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511 return NGX_ERROR; |
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512 } |
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513 } |
|
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514 |
|
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515 if (sc->complete_lengths) { |
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516 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
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517 if (code == NULL) { |
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518 return NGX_ERROR; |
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519 } |
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520 |
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521 *code = (uintptr_t) NULL; |
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522 } |
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523 |
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524 if (sc->complete_values) { |
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525 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), |
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526 &sc->main); |
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527 if (code == NULL) { |
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528 return NGX_ERROR; |
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529 } |
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|
530 |
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531 *code = (uintptr_t) NULL; |
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532 } |
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|
533 |
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534 return NGX_OK; |
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535 } |
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|
536 |
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537 |
| 509 | 538 void * |
| 507 | 539 ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) |
| 479 | 540 { |
| 507 | 541 if (*codes == NULL) { |
| 542 *codes = ngx_array_create(pool, 256, 1); | |
| 543 if (*codes == NULL) { | |
| 544 return NULL; | |
| 545 } | |
| 546 } | |
|
99
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547 |
| 507 | 548 return ngx_array_push_n(*codes, size); |
| 549 } | |
| 550 | |
| 509 | 551 |
| 552 void * | |
| 553 ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) | |
| 554 { | |
| 555 u_char *elts, **p; | |
| 556 void *new; | |
| 557 | |
| 558 elts = codes->elts; | |
| 559 | |
| 560 new = ngx_array_push_n(codes, size); | |
| 561 if (new == NULL) { | |
| 2911 | 562 return NULL; |
| 509 | 563 } |
| 564 | |
| 565 if (code) { | |
| 566 if (elts != codes->elts) { | |
| 567 p = code; | |
| 568 *p += (u_char *) codes->elts - elts; | |
| 569 } | |
| 570 } | |
| 571 | |
| 572 return new; | |
| 573 } | |
| 507 | 574 |
| 479 | 575 |
|
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|
576 static ngx_int_t |
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|
577 ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, |
|
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|
578 ngx_uint_t last) |
|
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|
579 { |
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|
580 u_char *p; |
|
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|
581 size_t size, len, zero; |
|
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|
582 ngx_http_script_copy_code_t *code; |
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|
583 |
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|
584 zero = (sc->zero && last); |
|
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585 len = value->len + zero; |
|
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|
586 |
|
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|
587 code = ngx_http_script_add_code(*sc->lengths, |
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588 sizeof(ngx_http_script_copy_code_t), NULL); |
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|
589 if (code == NULL) { |
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|
590 return NGX_ERROR; |
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|
591 } |
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|
592 |
|
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593 code->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; |
|
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594 code->len = len; |
|
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|
595 |
|
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596 size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) |
|
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597 & ~(sizeof(uintptr_t) - 1); |
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|
598 |
|
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599 code = ngx_http_script_add_code(*sc->values, size, &sc->main); |
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600 if (code == NULL) { |
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601 return NGX_ERROR; |
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|
602 } |
|
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|
603 |
|
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|
604 code->code = ngx_http_script_copy_code; |
|
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|
605 code->len = len; |
|
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|
606 |
|
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|
607 p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), |
|
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|
608 value->data, value->len); |
|
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|
609 |
|
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|
610 if (zero) { |
|
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|
611 *p = '\0'; |
|
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|
612 sc->zero = 0; |
|
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|
613 } |
|
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|
614 |
|
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615 return NGX_OK; |
|
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616 } |
|
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|
617 |
|
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|
618 |
| 507 | 619 size_t |
| 509 | 620 ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) |
| 507 | 621 { |
| 622 ngx_http_script_copy_code_t *code; | |
| 479 | 623 |
| 509 | 624 code = (ngx_http_script_copy_code_t *) e->ip; |
| 507 | 625 |
| 509 | 626 e->ip += sizeof(ngx_http_script_copy_code_t); |
| 507 | 627 |
| 628 return code->len; | |
|
99
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|
629 } |
|
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|
630 |
|
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|
631 |
| 507 | 632 void |
| 509 | 633 ngx_http_script_copy_code(ngx_http_script_engine_t *e) |
|
99
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|
634 { |
| 2393 | 635 u_char *p; |
| 507 | 636 ngx_http_script_copy_code_t *code; |
| 637 | |
| 509 | 638 code = (ngx_http_script_copy_code_t *) e->ip; |
| 639 | |
| 2393 | 640 p = e->pos; |
| 641 | |
| 509 | 642 if (!e->skip) { |
| 2393 | 643 e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), |
| 573 | 644 code->len); |
| 509 | 645 } |
| 507 | 646 |
| 509 | 647 e->ip += sizeof(ngx_http_script_copy_code_t) |
| 648 + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); | |
| 507 | 649 |
| 2393 | 650 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
| 651 "http script copy: \"%*s\"", e->pos - p, p); | |
|
99
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|
652 } |
|
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|
653 |
|
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|
654 |
|
2577
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|
655 static ngx_int_t |
|
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|
656 ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) |
|
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|
657 { |
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|
658 ngx_int_t index, *p; |
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659 ngx_http_script_var_code_t *code; |
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|
660 |
|
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661 index = ngx_http_get_variable_index(sc->cf, name); |
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662 |
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|
663 if (index == NGX_ERROR) { |
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664 return NGX_ERROR; |
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665 } |
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|
666 |
|
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667 if (sc->flushes) { |
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668 p = ngx_array_push(*sc->flushes); |
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669 if (p == NULL) { |
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670 return NGX_ERROR; |
|
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|
671 } |
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|
672 |
|
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673 *p = index; |
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674 } |
|
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|
675 |
|
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|
676 code = ngx_http_script_add_code(*sc->lengths, |
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677 sizeof(ngx_http_script_var_code_t), NULL); |
|
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|
678 if (code == NULL) { |
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679 return NGX_ERROR; |
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|
680 } |
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|
681 |
|
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682 code->code = (ngx_http_script_code_pt) ngx_http_script_copy_var_len_code; |
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683 code->index = (uintptr_t) index; |
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|
684 |
|
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685 code = ngx_http_script_add_code(*sc->values, |
|
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|
686 sizeof(ngx_http_script_var_code_t), |
|
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687 &sc->main); |
|
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|
688 if (code == NULL) { |
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|
689 return NGX_ERROR; |
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|
690 } |
|
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|
691 |
|
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|
692 code->code = ngx_http_script_copy_var_code; |
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693 code->index = (uintptr_t) index; |
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|
694 |
|
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|
695 return NGX_OK; |
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|
696 } |
|
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|
697 |
|
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|
698 |
| 507 | 699 size_t |
| 509 | 700 ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) |
|
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|
701 { |
| 507 | 702 ngx_http_variable_value_t *value; |
| 703 ngx_http_script_var_code_t *code; | |
| 704 | |
| 509 | 705 code = (ngx_http_script_var_code_t *) e->ip; |
| 507 | 706 |
| 509 | 707 e->ip += sizeof(ngx_http_script_var_code_t); |
| 507 | 708 |
| 573 | 709 if (e->flushed) { |
| 710 value = ngx_http_get_indexed_variable(e->request, code->index); | |
| 507 | 711 |
| 573 | 712 } else { |
| 713 value = ngx_http_get_flushed_variable(e->request, code->index); | |
| 714 } | |
| 715 | |
| 716 if (value && !value->not_found) { | |
| 717 return value->len; | |
| 507 | 718 } |
| 719 | |
| 553 | 720 return 0; |
|
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|
721 } |
| 479 | 722 |
| 723 | |
| 507 | 724 void |
| 509 | 725 ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) |
| 479 | 726 { |
| 2393 | 727 u_char *p; |
| 507 | 728 ngx_http_variable_value_t *value; |
| 729 ngx_http_script_var_code_t *code; | |
| 730 | |
| 509 | 731 code = (ngx_http_script_var_code_t *) e->ip; |
| 732 | |
| 733 e->ip += sizeof(ngx_http_script_var_code_t); | |
| 734 | |
| 735 if (!e->skip) { | |
| 573 | 736 |
| 737 if (e->flushed) { | |
| 738 value = ngx_http_get_indexed_variable(e->request, code->index); | |
| 509 | 739 |
| 573 | 740 } else { |
| 741 value = ngx_http_get_flushed_variable(e->request, code->index); | |
| 742 } | |
| 743 | |
| 744 if (value && !value->not_found) { | |
| 2393 | 745 p = e->pos; |
| 746 e->pos = ngx_copy(p, value->data, value->len); | |
| 509 | 747 |
| 2393 | 748 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, |
|
845
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|
749 e->request->connection->log, 0, |
| 2393 | 750 "http script var: \"%*s\"", e->pos - p, p); |
| 509 | 751 } |
| 752 } | |
| 753 } | |
| 754 | |
| 755 | |
|
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|
756 static ngx_int_t |
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|
757 ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) |
|
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|
758 { |
|
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|
759 uintptr_t *code; |
|
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|
760 |
|
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|
761 code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); |
|
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|
762 if (code == NULL) { |
|
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|
763 return NGX_ERROR; |
|
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|
764 } |
|
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|
765 |
|
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|
766 *code = (uintptr_t) ngx_http_script_mark_args_code; |
|
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|
767 |
|
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|
768 code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); |
|
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|
769 if (code == NULL) { |
|
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|
770 return NGX_ERROR; |
|
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|
771 } |
|
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|
772 |
|
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|
773 *code = (uintptr_t) ngx_http_script_start_args_code; |
|
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|
774 |
|
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|
775 return NGX_OK; |
|
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|
776 } |
|
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|
777 |
|
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|
778 |
| 509 | 779 size_t |
|
1891
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|
780 ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) |
|
782af1038115
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|
781 { |
|
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|
782 e->is_args = 1; |
|
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|
783 e->ip += sizeof(uintptr_t); |
|
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|
784 |
|
782af1038115
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|
785 return 1; |
|
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length calculation did not take into account escaped symbols in arguments
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|
786 } |
|
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|
787 |
|
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|
788 |
| 509 | 789 void |
| 790 ngx_http_script_start_args_code(ngx_http_script_engine_t *e) | |
| 791 { | |
| 792 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 793 "http script args"); | |
| 577 | 794 |
|
2225
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|
795 e->is_args = 1; |
| 509 | 796 e->args = e->pos; |
| 797 e->ip += sizeof(uintptr_t); | |
| 798 } | |
| 799 | |
| 800 | |
| 517 | 801 #if (NGX_PCRE) |
| 802 | |
| 509 | 803 void |
| 804 ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) | |
| 805 { | |
| 806 size_t len; | |
| 807 ngx_int_t rc; | |
| 808 ngx_uint_t n; | |
| 809 ngx_http_request_t *r; | |
| 810 ngx_http_script_engine_t le; | |
| 811 ngx_http_script_len_code_pt lcode; | |
| 812 ngx_http_script_regex_code_t *code; | |
| 813 | |
| 814 code = (ngx_http_script_regex_code_t *) e->ip; | |
| 815 | |
| 816 r = e->request; | |
| 817 | |
| 818 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 819 "http script regex: \"%V\"", &code->name); | |
| 820 | |
| 821 if (code->uri) { | |
| 515 | 822 e->line = r->uri; |
| 509 | 823 } else { |
| 824 e->sp--; | |
| 573 | 825 e->line.len = e->sp->len; |
| 826 e->line.data = e->sp->data; | |
| 509 | 827 } |
| 507 | 828 |
| 3325 | 829 rc = ngx_http_regex_exec(r, code->regex, &e->line); |
|
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now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
830 |
| 3325 | 831 if (rc == NGX_DECLINED) { |
| 2397 | 832 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
| 509 | 833 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
| 515 | 834 "\"%V\" does not match \"%V\"", |
| 835 &code->name, &e->line); | |
| 509 | 836 } |
| 837 | |
|
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changeset
|
838 r->ncaptures = 0; |
| 515 | 839 |
| 509 | 840 if (code->test) { |
| 631 | 841 if (code->negative_test) { |
| 842 e->sp->len = 1; | |
| 843 e->sp->data = (u_char *) "1"; | |
| 844 | |
| 845 } else { | |
| 846 e->sp->len = 0; | |
| 847 e->sp->data = (u_char *) ""; | |
| 848 } | |
| 849 | |
| 509 | 850 e->sp++; |
| 851 | |
| 852 e->ip += sizeof(ngx_http_script_regex_code_t); | |
| 853 return; | |
| 854 } | |
| 855 | |
| 856 e->ip += code->next; | |
| 857 return; | |
| 858 } | |
| 859 | |
| 3325 | 860 if (rc == NGX_ERROR) { |
| 509 | 861 e->ip = ngx_http_script_exit; |
| 862 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 863 return; | |
| 864 } | |
| 865 | |
| 2397 | 866 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
| 509 | 867 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
| 515 | 868 "\"%V\" matches \"%V\"", &code->name, &e->line); |
| 509 | 869 } |
| 870 | |
| 871 if (code->test) { | |
| 631 | 872 if (code->negative_test) { |
| 873 e->sp->len = 0; | |
| 874 e->sp->data = (u_char *) ""; | |
| 875 | |
| 876 } else { | |
| 877 e->sp->len = 1; | |
| 878 e->sp->data = (u_char *) "1"; | |
| 879 } | |
| 880 | |
| 509 | 881 e->sp++; |
| 882 | |
| 883 e->ip += sizeof(ngx_http_script_regex_code_t); | |
| 884 return; | |
| 885 } | |
| 886 | |
| 887 if (code->status) { | |
| 888 e->status = code->status; | |
| 507 | 889 |
| 509 | 890 if (!code->redirect) { |
| 891 e->ip = ngx_http_script_exit; | |
| 892 return; | |
| 893 } | |
| 894 } | |
| 895 | |
| 896 if (code->uri) { | |
| 897 r->internal = 1; | |
| 898 r->valid_unparsed_uri = 0; | |
| 899 | |
| 900 if (code->break_cycle) { | |
| 901 r->valid_location = 0; | |
| 527 | 902 r->uri_changed = 0; |
| 509 | 903 |
| 904 } else { | |
| 905 r->uri_changed = 1; | |
| 906 } | |
| 907 } | |
| 908 | |
| 909 if (code->lengths == NULL) { | |
| 910 e->buf.len = code->size; | |
| 911 | |
| 912 if (code->uri) { | |
|
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fix captures in "rewrite", the bug had been introduced in r3326
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diff
changeset
|
913 if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { |
| 509 | 914 e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, |
| 915 NGX_ESCAPE_ARGS); | |
| 916 } | |
| 917 } | |
| 918 | |
|
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fix captures in "rewrite", the bug had been introduced in r3326
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diff
changeset
|
919 for (n = 2; n < r->ncaptures; n += 2) { |
|
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fix captures in "rewrite", the bug had been introduced in r3326
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parents:
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diff
changeset
|
920 e->buf.len += r->captures[n + 1] - r->captures[n]; |
| 509 | 921 } |
| 922 | |
| 923 } else { | |
| 924 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
| 925 | |
| 926 le.ip = code->lengths->elts; | |
| 679 | 927 le.line = e->line; |
| 509 | 928 le.request = r; |
| 679 | 929 le.quote = code->redirect; |
| 509 | 930 |
|
1891
782af1038115
length calculation did not take into account escaped symbols in arguments
Igor Sysoev <igor@sysoev.ru>
parents:
1799
diff
changeset
|
931 len = 0; |
| 509 | 932 |
| 933 while (*(uintptr_t *) le.ip) { | |
| 934 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 935 len += lcode(&le); | |
| 936 } | |
| 937 | |
| 938 e->buf.len = len; | |
|
1891
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length calculation did not take into account escaped symbols in arguments
Igor Sysoev <igor@sysoev.ru>
parents:
1799
diff
changeset
|
939 e->is_args = le.is_args; |
| 509 | 940 } |
| 941 | |
| 515 | 942 if (code->add_args && r->args.len) { |
| 509 | 943 e->buf.len += r->args.len + 1; |
| 944 } | |
| 945 | |
| 2049 | 946 e->buf.data = ngx_pnalloc(r->pool, e->buf.len); |
| 509 | 947 if (e->buf.data == NULL) { |
| 948 e->ip = ngx_http_script_exit; | |
| 949 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 507 | 950 return; |
| 951 } | |
| 952 | |
| 509 | 953 e->quote = code->redirect; |
| 954 | |
| 955 e->pos = e->buf.data; | |
| 956 | |
| 957 e->ip += sizeof(ngx_http_script_regex_code_t); | |
| 958 } | |
| 959 | |
| 960 | |
| 961 void | |
| 962 ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) | |
| 963 { | |
| 577 | 964 u_char *dst, *src; |
| 509 | 965 ngx_http_request_t *r; |
| 966 ngx_http_script_regex_end_code_t *code; | |
| 967 | |
| 968 code = (ngx_http_script_regex_end_code_t *) e->ip; | |
| 969 | |
| 970 r = e->request; | |
| 971 | |
| 972 e->quote = 0; | |
| 973 | |
| 974 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 975 "http script regex end"); | |
| 976 | |
| 977 if (code->redirect) { | |
| 978 | |
| 577 | 979 dst = e->buf.data; |
| 980 src = e->buf.data; | |
| 981 | |
| 1593 | 982 ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, |
| 983 NGX_UNESCAPE_REDIRECT); | |
| 577 | 984 |
| 985 if (src < e->pos) { | |
| 986 dst = ngx_copy(dst, src, e->pos - src); | |
| 987 } | |
| 988 | |
| 989 e->pos = dst; | |
| 990 | |
| 991 if (code->add_args && r->args.len) { | |
| 509 | 992 *e->pos++ = (u_char) (code->args ? '&' : '?'); |
| 573 | 993 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
| 509 | 994 } |
| 995 | |
| 996 e->buf.len = e->pos - e->buf.data; | |
| 997 | |
| 2397 | 998 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
| 509 | 999 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
| 1000 "rewritten redirect: \"%V\"", &e->buf); | |
| 1001 } | |
| 1002 | |
| 1003 r->headers_out.location = ngx_list_push(&r->headers_out.headers); | |
| 1004 if (r->headers_out.location == NULL) { | |
| 1005 e->ip = ngx_http_script_exit; | |
| 1006 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1007 return; | |
| 1008 } | |
| 1009 | |
| 577 | 1010 r->headers_out.location->hash = 1; |
|
3516
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ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3344
diff
changeset
|
1011 ngx_str_set(&r->headers_out.location->key, "Location"); |
| 509 | 1012 r->headers_out.location->value = e->buf; |
| 1013 | |
| 1014 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
| 1015 return; | |
| 1016 } | |
| 1017 | |
| 577 | 1018 if (e->args) { |
| 509 | 1019 e->buf.len = e->args - e->buf.data; |
| 1020 | |
| 1021 if (code->add_args && r->args.len) { | |
| 1022 *e->pos++ = '&'; | |
| 573 | 1023 e->pos = ngx_copy(e->pos, r->args.data, r->args.len); |
| 509 | 1024 } |
| 1025 | |
| 1026 r->args.len = e->pos - e->args; | |
| 1027 r->args.data = e->args; | |
| 1028 | |
| 1029 e->args = NULL; | |
| 1030 | |
| 1031 } else { | |
| 1032 e->buf.len = e->pos - e->buf.data; | |
| 673 | 1033 |
| 1034 if (!code->add_args) { | |
| 1035 r->args.len = 0; | |
| 1036 } | |
| 509 | 1037 } |
| 1038 | |
| 2397 | 1039 if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { |
| 509 | 1040 ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, |
| 1041 "rewritten data: \"%V\", args: \"%V\"", | |
| 1042 &e->buf, &r->args); | |
| 1043 } | |
| 1044 | |
| 1045 if (code->uri) { | |
| 1046 r->uri = e->buf; | |
| 1047 | |
| 535 | 1048 if (r->uri.len == 0) { |
| 1049 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 1050 "the rewritten URI has a zero length"); | |
| 1051 e->ip = ngx_http_script_exit; | |
| 1052 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1053 return; | |
| 1054 } | |
| 1055 | |
|
2979
b941147f2b2e
ngx_http_set_exten() is always successful since 0.3.46
Igor Sysoev <igor@sysoev.ru>
parents:
2911
diff
changeset
|
1056 ngx_http_set_exten(r); |
| 509 | 1057 } |
| 1058 | |
| 1059 e->ip += sizeof(ngx_http_script_regex_end_code_t); | |
| 1060 } | |
| 1061 | |
|
2547
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
changeset
|
1062 |
|
2577
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1063 static ngx_int_t |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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diff
changeset
|
1064 ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
1065 { |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
1066 ngx_http_script_copy_capture_code_t *code; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
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diff
changeset
|
1067 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1068 code = ngx_http_script_add_code(*sc->lengths, |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1069 sizeof(ngx_http_script_copy_capture_code_t), |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1070 NULL); |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
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diff
changeset
|
1071 if (code == NULL) { |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1072 return NGX_ERROR; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1073 } |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1074 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1075 code->code = (ngx_http_script_code_pt) |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
2547
diff
changeset
|
1076 ngx_http_script_copy_capture_len_code; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1077 code->n = 2 * n; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1078 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1079 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
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diff
changeset
|
1080 code = ngx_http_script_add_code(*sc->values, |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
2547
diff
changeset
|
1081 sizeof(ngx_http_script_copy_capture_code_t), |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1082 &sc->main); |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1083 if (code == NULL) { |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1084 return NGX_ERROR; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1085 } |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1086 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1087 code->code = ngx_http_script_copy_capture_code; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
2547
diff
changeset
|
1088 code->n = 2 * n; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
1089 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
2547
diff
changeset
|
1090 if (sc->ncaptures < n) { |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
1091 sc->ncaptures = n; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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2547
diff
changeset
|
1092 } |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1093 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1094 return NGX_OK; |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
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2547
diff
changeset
|
1095 } |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
Igor Sysoev <igor@sysoev.ru>
parents:
2547
diff
changeset
|
1096 |
|
2dcbcfc1a8d1
split ngx_http_script_compile()
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parents:
2547
diff
changeset
|
1097 |
|
2547
912ce4113f21
now regex captures are per-request entities
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parents:
2498
diff
changeset
|
1098 size_t |
|
912ce4113f21
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diff
changeset
|
1099 ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) |
|
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1100 { |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1101 int *cap; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1102 u_char *p; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1103 ngx_uint_t n; |
|
912ce4113f21
now regex captures are per-request entities
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changeset
|
1104 ngx_http_request_t *r; |
|
912ce4113f21
now regex captures are per-request entities
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2498
diff
changeset
|
1105 ngx_http_script_copy_capture_code_t *code; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1106 |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1107 r = e->request; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1108 |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1109 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1110 |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1111 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
|
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1112 |
|
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1113 n = code->n; |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1114 |
|
912ce4113f21
now regex captures are per-request entities
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diff
changeset
|
1115 if (n < r->ncaptures) { |
|
912ce4113f21
now regex captures are per-request entities
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parents:
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diff
changeset
|
1116 |
|
912ce4113f21
now regex captures are per-request entities
Igor Sysoev <igor@sysoev.ru>
parents:
2498
diff
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|
1117 cap = r->captures; |
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1118 |
|
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1119 if ((e->is_args || e->quote) |
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1120 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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1121 { |
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1122 p = r->captures_data; |
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1123 |
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1124 return cap[n + 1] - cap[n] |
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1125 + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], |
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1126 NGX_ESCAPE_ARGS); |
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1127 } else { |
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1128 return cap[n + 1] - cap[n]; |
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1129 } |
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1130 } |
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1131 |
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1132 return 0; |
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1133 } |
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1134 |
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1135 |
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1136 void |
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1137 ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) |
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1138 { |
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1139 int *cap; |
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1140 u_char *p, *pos; |
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1141 ngx_uint_t n; |
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1142 ngx_http_request_t *r; |
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1143 ngx_http_script_copy_capture_code_t *code; |
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1144 |
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1145 r = e->request; |
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1146 |
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1147 code = (ngx_http_script_copy_capture_code_t *) e->ip; |
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1148 |
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1149 e->ip += sizeof(ngx_http_script_copy_capture_code_t); |
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1150 |
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1151 n = code->n; |
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1152 |
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1153 pos = e->pos; |
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1154 |
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1155 if (n < r->ncaptures) { |
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1156 |
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1157 cap = r->captures; |
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1158 p = r->captures_data; |
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1159 |
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1160 if ((e->is_args || e->quote) |
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1161 && (e->request->quoted_uri || e->request->plus_in_uri)) |
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1162 { |
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1163 e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], |
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1164 cap[n + 1] - cap[n], |
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1165 NGX_ESCAPE_ARGS); |
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1166 } else { |
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1167 e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); |
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1168 } |
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1169 } |
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1170 |
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1171 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
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1172 "http script capture: \"%*s\"", e->pos - pos, pos); |
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1173 } |
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1174 |
| 517 | 1175 #endif |
| 1176 | |
| 509 | 1177 |
|
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1178 static ngx_int_t |
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1179 ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) |
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1180 { |
|
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1181 ngx_http_script_full_name_code_t *code; |
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1182 |
|
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1183 code = ngx_http_script_add_code(*sc->lengths, |
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1184 sizeof(ngx_http_script_full_name_code_t), |
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1185 NULL); |
|
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1186 if (code == NULL) { |
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1187 return NGX_ERROR; |
|
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1188 } |
|
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1189 |
|
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1190 code->code = (ngx_http_script_code_pt) ngx_http_script_full_name_len_code; |
| 2758 | 1191 code->conf_prefix = sc->conf_prefix; |
|
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1192 |
|
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1193 code = ngx_http_script_add_code(*sc->values, |
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1194 sizeof(ngx_http_script_full_name_code_t), |
|
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1195 &sc->main); |
|
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1196 if (code == NULL) { |
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1197 return NGX_ERROR; |
|
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1198 } |
|
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|
1199 |
|
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1200 code->code = ngx_http_script_full_name_code; |
| 2758 | 1201 code->conf_prefix = sc->conf_prefix; |
|
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1202 |
|
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1203 return NGX_OK; |
|
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1204 } |
|
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1205 |
|
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1206 |
|
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|
1207 static size_t |
|
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1208 ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) |
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1209 { |
|
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|
1210 ngx_http_script_full_name_code_t *code; |
|
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1211 |
|
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1212 code = (ngx_http_script_full_name_code_t *) e->ip; |
|
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1213 |
|
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1214 e->ip += sizeof(ngx_http_script_full_name_code_t); |
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1215 |
| 2758 | 1216 return code->conf_prefix ? ngx_cycle->conf_prefix.len: |
| 1217 ngx_cycle->prefix.len; | |
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1218 } |
|
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|
1219 |
|
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1220 |
|
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|
1221 static void |
|
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|
1222 ngx_http_script_full_name_code(ngx_http_script_engine_t *e) |
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1223 { |
|
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|
1224 ngx_http_script_full_name_code_t *code; |
|
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|
1225 |
|
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|
1226 ngx_str_t value; |
|
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1227 |
|
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1228 code = (ngx_http_script_full_name_code_t *) e->ip; |
|
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|
1229 |
|
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1230 value.data = e->buf.data; |
|
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1231 value.len = e->pos - e->buf.data; |
|
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1232 |
| 2758 | 1233 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &value, code->conf_prefix) |
|
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1234 != NGX_OK) |
|
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|
1235 { |
|
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changeset
|
1236 e->ip = ngx_http_script_exit; |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1237 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1238 return; |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1239 } |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1240 |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1241 e->buf = value; |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1242 |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1243 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1244 "http script fullname: \"%V\"", &value); |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1245 |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1246 e->ip += sizeof(ngx_http_script_full_name_code_t); |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1247 } |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1248 |
|
8afc4df77ee8
ngx_http_script_flush_complex_value()
Igor Sysoev <igor@sysoev.ru>
parents:
2577
diff
changeset
|
1249 |
| 509 | 1250 void |
| 1251 ngx_http_script_return_code(ngx_http_script_engine_t *e) | |
| 577 | 1252 { |
| 509 | 1253 ngx_http_script_return_code_t *code; |
| 577 | 1254 |
| 509 | 1255 code = (ngx_http_script_return_code_t *) e->ip; |
| 1256 | |
| 1257 e->status = code->status; | |
| 1258 | |
| 653 | 1259 if (code->status == NGX_HTTP_NO_CONTENT) { |
| 1260 e->request->header_only = 1; | |
|
730
1be87cdd010f
set "Content-Length: 0" for errors handled by "return 204"
Igor Sysoev <igor@sysoev.ru>
parents:
679
diff
changeset
|
1261 e->request->zero_body = 1; |
| 653 | 1262 } |
| 1263 | |
| 509 | 1264 e->ip += sizeof(ngx_http_script_return_code_t) - sizeof(uintptr_t); |
| 479 | 1265 } |
| 509 | 1266 |
| 1267 | |
| 1268 void | |
| 527 | 1269 ngx_http_script_break_code(ngx_http_script_engine_t *e) |
| 1270 { | |
| 1271 e->request->uri_changed = 0; | |
| 1272 | |
| 1273 e->ip = ngx_http_script_exit; | |
| 1274 } | |
| 1275 | |
| 1276 | |
| 1277 void | |
| 509 | 1278 ngx_http_script_if_code(ngx_http_script_engine_t *e) |
| 1279 { | |
| 1280 ngx_http_script_if_code_t *code; | |
| 1281 | |
| 1282 code = (ngx_http_script_if_code_t *) e->ip; | |
| 1283 | |
| 1284 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1285 "http script if"); | |
| 1286 | |
| 1287 e->sp--; | |
| 1288 | |
| 573 | 1289 if (e->sp->len && e->sp->data[0] != '0') { |
| 509 | 1290 if (code->loc_conf) { |
| 1291 e->request->loc_conf = code->loc_conf; | |
| 535 | 1292 ngx_http_update_location_config(e->request); |
| 509 | 1293 } |
| 1294 | |
| 1295 e->ip += sizeof(ngx_http_script_if_code_t); | |
| 1296 return; | |
| 1297 } | |
| 1298 | |
| 1299 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 577 | 1300 "http script if: false"); |
| 509 | 1301 |
| 1302 e->ip += code->next; | |
| 1303 } | |
| 1304 | |
| 1305 | |
| 1306 void | |
| 577 | 1307 ngx_http_script_equal_code(ngx_http_script_engine_t *e) |
| 1308 { | |
| 1309 ngx_http_variable_value_t *val, *res; | |
| 1310 | |
| 1311 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1312 "http script equal"); | |
| 1313 | |
| 1314 e->sp--; | |
| 1315 val = e->sp; | |
| 1316 res = e->sp - 1; | |
| 1317 | |
| 1318 e->ip += sizeof(uintptr_t); | |
| 1319 | |
| 2393 | 1320 if (val->len == res->len |
| 1321 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
| 577 | 1322 { |
| 1323 *res = ngx_http_variable_true_value; | |
| 1324 return; | |
| 1325 } | |
| 1326 | |
| 1327 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1328 "http script equal: no"); | |
| 1329 | |
| 1330 *res = ngx_http_variable_null_value; | |
| 1331 } | |
| 1332 | |
| 1333 | |
| 1334 void | |
| 1335 ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) | |
| 1336 { | |
| 1337 ngx_http_variable_value_t *val, *res; | |
| 1338 | |
| 1339 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1340 "http script not equal"); | |
| 1341 | |
| 1342 e->sp--; | |
| 1343 val = e->sp; | |
| 1344 res = e->sp - 1; | |
| 1345 | |
| 1346 e->ip += sizeof(uintptr_t); | |
| 1347 | |
| 2393 | 1348 if (val->len == res->len |
| 1349 && ngx_strncmp(val->data, res->data, res->len) == 0) | |
| 577 | 1350 { |
| 1351 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1352 "http script not equal: no"); | |
| 1353 | |
| 1354 *res = ngx_http_variable_null_value; | |
| 1355 return; | |
| 1356 } | |
| 1357 | |
| 1358 *res = ngx_http_variable_true_value; | |
| 1359 } | |
| 1360 | |
| 1361 | |
| 1362 void | |
| 631 | 1363 ngx_http_script_file_code(ngx_http_script_engine_t *e) |
| 1364 { | |
| 1454 | 1365 ngx_str_t path; |
| 1366 ngx_http_request_t *r; | |
| 1367 ngx_open_file_info_t of; | |
| 1368 ngx_http_core_loc_conf_t *clcf; | |
| 631 | 1369 ngx_http_variable_value_t *value; |
| 1370 ngx_http_script_file_code_t *code; | |
| 1371 | |
| 1372 value = e->sp - 1; | |
| 1373 | |
| 1374 code = (ngx_http_script_file_code_t *) e->ip; | |
| 1375 e->ip += sizeof(ngx_http_script_file_code_t); | |
| 1376 | |
| 1454 | 1377 path.len = value->len - 1; |
| 1378 path.data = value->data; | |
| 1379 | |
| 1380 r = e->request; | |
| 1381 | |
| 1382 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1383 "http script file op %p \"%V\"", code->op, &path); | |
| 1384 | |
| 1385 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 631 | 1386 |
|
2068
75a8d34459c5
ngx_memzero() ngx_open_file_info_t
Igor Sysoev <igor@sysoev.ru>
parents:
2063
diff
changeset
|
1387 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
|
1388 |
| 3178 | 1389 of.read_ahead = clcf->read_ahead; |
| 2129 | 1390 of.directio = clcf->directio; |
|
1767
c42431762903
open_file_cache_retest > open_file_cache_valid
Igor Sysoev <igor@sysoev.ru>
parents:
1593
diff
changeset
|
1391 of.valid = clcf->open_file_cache_valid; |
| 1772 | 1392 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
|
1393 of.test_only = 1; |
| 1454 | 1394 of.errors = clcf->open_file_cache_errors; |
| 1457 | 1395 of.events = clcf->open_file_cache_events; |
| 631 | 1396 |
| 1454 | 1397 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
| 1799 | 1398 != NGX_OK) |
| 1454 | 1399 { |
|
3160
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1400 if (of.err != NGX_ENOENT |
|
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1401 && of.err != NGX_ENOTDIR |
|
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1402 && of.err != NGX_ENAMETOOLONG) |
|
a7637c2c1157
low ENAMETOOLONG logging level
Igor Sysoev <igor@sysoev.ru>
parents:
2979
diff
changeset
|
1403 { |
| 1454 | 1404 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
|
1405 "%s \"%s\" failed", of.failed, value->data); |
| 631 | 1406 } |
| 1407 | |
| 1408 switch (code->op) { | |
| 671 | 1409 |
| 631 | 1410 case ngx_http_script_file_plain: |
| 669 | 1411 case ngx_http_script_file_dir: |
| 1412 case ngx_http_script_file_exists: | |
| 1413 case ngx_http_script_file_exec: | |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1414 goto false_value; |
| 671 | 1415 |
| 631 | 1416 case ngx_http_script_file_not_plain: |
| 669 | 1417 case ngx_http_script_file_not_dir: |
| 671 | 1418 case ngx_http_script_file_not_exists: |
| 669 | 1419 case ngx_http_script_file_not_exec: |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1420 goto true_value; |
| 631 | 1421 } |
| 1422 | |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1423 goto false_value; |
| 631 | 1424 } |
| 1425 | |
| 1426 switch (code->op) { | |
| 1427 case ngx_http_script_file_plain: | |
| 1454 | 1428 if (of.is_file) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1429 goto true_value; |
| 631 | 1430 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1431 goto false_value; |
| 631 | 1432 |
| 1433 case ngx_http_script_file_not_plain: | |
| 1454 | 1434 if (of.is_file) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1435 goto false_value; |
| 631 | 1436 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1437 goto true_value; |
| 669 | 1438 |
| 1439 case ngx_http_script_file_dir: | |
| 1454 | 1440 if (of.is_dir) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1441 goto true_value; |
| 669 | 1442 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1443 goto false_value; |
| 669 | 1444 |
| 1445 case ngx_http_script_file_not_dir: | |
| 1454 | 1446 if (of.is_dir) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1447 goto false_value; |
| 669 | 1448 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1449 goto true_value; |
| 669 | 1450 |
| 1451 case ngx_http_script_file_exists: | |
| 1454 | 1452 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
|
1453 goto true_value; |
| 669 | 1454 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1455 goto false_value; |
| 669 | 1456 |
| 1457 case ngx_http_script_file_not_exists: | |
| 1454 | 1458 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
|
1459 goto false_value; |
| 669 | 1460 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1461 goto true_value; |
| 669 | 1462 |
| 1463 case ngx_http_script_file_exec: | |
| 1454 | 1464 if (of.is_exec) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1465 goto true_value; |
| 669 | 1466 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1467 goto false_value; |
| 669 | 1468 |
| 1469 case ngx_http_script_file_not_exec: | |
| 1454 | 1470 if (of.is_exec) { |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1471 goto false_value; |
| 669 | 1472 } |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1473 goto true_value; |
| 631 | 1474 } |
| 1475 | |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1476 false_value: |
| 631 | 1477 |
| 1454 | 1478 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 631 | 1479 "http script file op false"); |
| 1480 | |
| 1481 *value = ngx_http_variable_null_value; | |
| 1482 return; | |
| 1483 | |
|
2133
c505e2712e13
fix conflicting names "true" and "false"
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
1484 true_value: |
| 631 | 1485 |
| 1486 *value = ngx_http_variable_true_value; | |
| 1487 return; | |
| 1488 } | |
| 1489 | |
| 1490 | |
| 1491 void | |
| 515 | 1492 ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) |
| 1493 { | |
| 1494 size_t len; | |
| 1495 ngx_http_script_engine_t le; | |
| 1496 ngx_http_script_len_code_pt lcode; | |
| 1497 ngx_http_script_complex_value_code_t *code; | |
| 1498 | |
| 1499 code = (ngx_http_script_complex_value_code_t *) e->ip; | |
| 1500 | |
| 1501 e->ip += sizeof(ngx_http_script_complex_value_code_t); | |
| 1502 | |
| 1503 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1504 "http script complex value"); | |
| 1505 | |
| 1506 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
| 1507 | |
| 1508 le.ip = code->lengths->elts; | |
| 655 | 1509 le.line = e->line; |
| 515 | 1510 le.request = e->request; |
| 655 | 1511 le.quote = e->quote; |
| 515 | 1512 |
| 1513 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 1514 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 1515 } | |
| 1516 | |
| 1517 e->buf.len = len; | |
| 2049 | 1518 e->buf.data = ngx_pnalloc(e->request->pool, len); |
| 515 | 1519 if (e->buf.data == NULL) { |
| 1520 e->ip = ngx_http_script_exit; | |
| 1521 e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1522 return; | |
| 1523 } | |
| 1524 | |
| 1525 e->pos = e->buf.data; | |
| 1526 | |
| 577 | 1527 e->sp->len = e->buf.len; |
| 573 | 1528 e->sp->data = e->buf.data; |
| 515 | 1529 e->sp++; |
| 1530 } | |
| 1531 | |
| 1532 | |
| 1533 void | |
| 509 | 1534 ngx_http_script_value_code(ngx_http_script_engine_t *e) |
| 1535 { | |
| 1536 ngx_http_script_value_code_t *code; | |
| 1537 | |
| 1538 code = (ngx_http_script_value_code_t *) e->ip; | |
| 1539 | |
| 1540 e->ip += sizeof(ngx_http_script_value_code_t); | |
| 1541 | |
| 573 | 1542 e->sp->len = code->text_len; |
| 1543 e->sp->data = (u_char *) code->text_data; | |
| 577 | 1544 |
| 1545 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1561 | 1546 "http script value: \"%v\"", e->sp); |
| 577 | 1547 |
| 509 | 1548 e->sp++; |
| 1549 } | |
| 1550 | |
| 1551 | |
| 1552 void | |
| 1553 ngx_http_script_set_var_code(ngx_http_script_engine_t *e) | |
| 1554 { | |
| 1555 ngx_http_request_t *r; | |
| 1556 ngx_http_script_var_code_t *code; | |
| 1557 | |
| 1558 code = (ngx_http_script_var_code_t *) e->ip; | |
| 1559 | |
| 1560 e->ip += sizeof(ngx_http_script_var_code_t); | |
| 1561 | |
| 1562 r = e->request; | |
| 1563 | |
| 1564 e->sp--; | |
| 1565 | |
| 573 | 1566 r->variables[code->index].len = e->sp->len; |
| 1567 r->variables[code->index].valid = 1; | |
| 1565 | 1568 r->variables[code->index].no_cacheable = 0; |
| 573 | 1569 r->variables[code->index].not_found = 0; |
| 1570 r->variables[code->index].data = e->sp->data; | |
| 2393 | 1571 |
| 1572 #if (NGX_DEBUG) | |
| 1573 { | |
| 1574 ngx_http_variable_t *v; | |
| 1575 ngx_http_core_main_conf_t *cmcf; | |
| 1576 | |
| 1577 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
| 1578 | |
| 1579 v = cmcf->variables.elts; | |
| 1580 | |
| 1581 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1582 "http script set $%V", &v[code->index].name); | |
| 1583 } | |
| 1584 #endif | |
| 509 | 1585 } |
| 1586 | |
| 1587 | |
| 1588 void | |
| 637 | 1589 ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) |
| 1590 { | |
| 1591 ngx_http_script_var_handler_code_t *code; | |
| 1592 | |
| 1593 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1594 "http script set var handler"); | |
| 1595 | |
| 1596 code = (ngx_http_script_var_handler_code_t *) e->ip; | |
| 1597 | |
| 1598 e->ip += sizeof(ngx_http_script_var_handler_code_t); | |
| 1599 | |
| 1600 e->sp--; | |
| 1601 | |
| 1602 code->handler(e->request, e->sp, code->data); | |
| 1603 } | |
| 1604 | |
| 1605 | |
| 1606 void | |
| 509 | 1607 ngx_http_script_var_code(ngx_http_script_engine_t *e) |
| 1608 { | |
| 1609 ngx_http_variable_value_t *value; | |
| 1610 ngx_http_script_var_code_t *code; | |
| 1611 | |
| 1612 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, | |
| 1613 "http script var"); | |
| 1614 | |
| 1615 code = (ngx_http_script_var_code_t *) e->ip; | |
| 1616 | |
| 1617 e->ip += sizeof(ngx_http_script_var_code_t); | |
| 1618 | |
| 573 | 1619 value = ngx_http_get_flushed_variable(e->request, code->index); |
| 509 | 1620 |
| 573 | 1621 if (value && !value->not_found) { |
| 1622 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
|
1623 "http script var: \"%v\"", value); |
| 573 | 1624 |
| 553 | 1625 *e->sp = *value; |
| 509 | 1626 e->sp++; |
| 1627 | |
| 1628 return; | |
| 1629 } | |
| 1630 | |
| 577 | 1631 *e->sp = ngx_http_variable_null_value; |
| 509 | 1632 e->sp++; |
| 1633 } | |
| 1634 | |
| 1635 | |
| 1636 void | |
| 1637 ngx_http_script_nop_code(ngx_http_script_engine_t *e) | |
| 1638 { | |
| 1639 e->ip += sizeof(uintptr_t); | |
| 1640 } |