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580
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Manlio Perillo (manlio.perillo@gmail.com)
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_http.h>
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11
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12
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13 typedef struct {
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14 ngx_http_upstream_conf_t upstream;
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15
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16 ngx_array_t *flushes;
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17 ngx_array_t *params_len;
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18 ngx_array_t *params;
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19 ngx_array_t *params_source;
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20
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21 ngx_hash_t headers_hash;
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22 ngx_uint_t header_params;
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23
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24 ngx_array_t *scgi_lengths;
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25 ngx_array_t *scgi_values;
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26
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27 #if (NGX_HTTP_CACHE)
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28 ngx_http_complex_value_t cache_key;
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29 #endif
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30 } ngx_http_scgi_loc_conf_t;
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31
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32
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33 static ngx_int_t ngx_http_scgi_eval(ngx_http_request_t *r,
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34 ngx_http_scgi_loc_conf_t *scf);
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35 static ngx_int_t ngx_http_scgi_create_request(ngx_http_request_t *r);
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36 static ngx_int_t ngx_http_scgi_reinit_request(ngx_http_request_t *r);
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37 static ngx_int_t ngx_http_scgi_process_status_line(ngx_http_request_t *r);
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38 static ngx_int_t ngx_http_scgi_process_header(ngx_http_request_t *r);
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39 static ngx_int_t ngx_http_scgi_process_header(ngx_http_request_t *r);
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40 static void ngx_http_scgi_abort_request(ngx_http_request_t *r);
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41 static void ngx_http_scgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc);
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42
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43 static void *ngx_http_scgi_create_loc_conf(ngx_conf_t *cf);
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44 static char *ngx_http_scgi_merge_loc_conf(ngx_conf_t *cf, void *parent,
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45 void *child);
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648
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46 static ngx_int_t ngx_http_scgi_merge_params(ngx_conf_t *cf,
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47 ngx_http_scgi_loc_conf_t *conf, ngx_http_scgi_loc_conf_t *prev);
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580
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48
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49 static char *ngx_http_scgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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50 static char *ngx_http_scgi_store(ngx_conf_t *cf, ngx_command_t *cmd,
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51 void *conf);
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52
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53 #if (NGX_HTTP_CACHE)
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54 static ngx_int_t ngx_http_scgi_create_key(ngx_http_request_t *r);
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55 static char *ngx_http_scgi_cache(ngx_conf_t *cf, ngx_command_t *cmd,
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56 void *conf);
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57 static char *ngx_http_scgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd,
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58 void *conf);
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59 #endif
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60
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61
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62 static ngx_conf_bitmask_t ngx_http_scgi_next_upstream_masks[] = {
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63 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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64 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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65 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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66 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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67 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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68 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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69 { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING },
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70 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF },
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71 { ngx_null_string, 0 }
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72 };
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73
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74
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75 ngx_module_t ngx_http_scgi_module;
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76
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77
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78 static ngx_command_t ngx_http_scgi_commands[] = {
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79
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80 { ngx_string("scgi_pass"),
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81 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1,
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82 ngx_http_scgi_pass,
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83 NGX_HTTP_LOC_CONF_OFFSET,
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84 0,
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85 NULL },
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86
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87 { ngx_string("scgi_store"),
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88 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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89 ngx_http_scgi_store,
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90 NGX_HTTP_LOC_CONF_OFFSET,
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91 0,
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92 NULL },
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93
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94 { ngx_string("scgi_store_access"),
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95 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123,
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96 ngx_conf_set_access_slot,
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97 NGX_HTTP_LOC_CONF_OFFSET,
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98 offsetof(ngx_http_scgi_loc_conf_t, upstream.store_access),
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99 NULL },
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100
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642
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101 { ngx_string("scgi_buffering"),
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102 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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103 ngx_conf_set_flag_slot,
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104 NGX_HTTP_LOC_CONF_OFFSET,
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105 offsetof(ngx_http_scgi_loc_conf_t, upstream.buffering),
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106 NULL },
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107
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580
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108 { ngx_string("scgi_ignore_client_abort"),
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109 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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110 ngx_conf_set_flag_slot,
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111 NGX_HTTP_LOC_CONF_OFFSET,
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112 offsetof(ngx_http_scgi_loc_conf_t, upstream.ignore_client_abort),
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113 NULL },
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114
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115 { ngx_string("scgi_bind"),
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116 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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117 ngx_http_upstream_bind_set_slot,
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118 NGX_HTTP_LOC_CONF_OFFSET,
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119 offsetof(ngx_http_scgi_loc_conf_t, upstream.local),
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120 NULL },
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121
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122 { ngx_string("scgi_connect_timeout"),
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123 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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124 ngx_conf_set_msec_slot,
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125 NGX_HTTP_LOC_CONF_OFFSET,
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126 offsetof(ngx_http_scgi_loc_conf_t, upstream.connect_timeout),
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127 NULL },
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128
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129 { ngx_string("scgi_send_timeout"),
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130 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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131 ngx_conf_set_msec_slot,
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132 NGX_HTTP_LOC_CONF_OFFSET,
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133 offsetof(ngx_http_scgi_loc_conf_t, upstream.send_timeout),
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134 NULL },
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135
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136 { ngx_string("scgi_buffer_size"),
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137 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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138 ngx_conf_set_size_slot,
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139 NGX_HTTP_LOC_CONF_OFFSET,
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140 offsetof(ngx_http_scgi_loc_conf_t, upstream.buffer_size),
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141 NULL },
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142
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143 { ngx_string("scgi_pass_request_headers"),
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144 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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145 ngx_conf_set_flag_slot,
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146 NGX_HTTP_LOC_CONF_OFFSET,
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147 offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_request_headers),
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148 NULL },
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149
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150 { ngx_string("scgi_pass_request_body"),
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151 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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152 ngx_conf_set_flag_slot,
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153 NGX_HTTP_LOC_CONF_OFFSET,
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154 offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_request_body),
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155 NULL },
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156
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157 { ngx_string("scgi_intercept_errors"),
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158 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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159 ngx_conf_set_flag_slot,
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160 NGX_HTTP_LOC_CONF_OFFSET,
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161 offsetof(ngx_http_scgi_loc_conf_t, upstream.intercept_errors),
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162 NULL },
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163
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164 { ngx_string("scgi_read_timeout"),
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165 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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166 ngx_conf_set_msec_slot,
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167 NGX_HTTP_LOC_CONF_OFFSET,
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168 offsetof(ngx_http_scgi_loc_conf_t, upstream.read_timeout),
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169 NULL },
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170
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171 { ngx_string("scgi_buffers"),
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172 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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173 ngx_conf_set_bufs_slot,
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174 NGX_HTTP_LOC_CONF_OFFSET,
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175 offsetof(ngx_http_scgi_loc_conf_t, upstream.bufs),
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176 NULL },
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177
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178 { ngx_string("scgi_busy_buffers_size"),
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179 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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180 ngx_conf_set_size_slot,
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181 NGX_HTTP_LOC_CONF_OFFSET,
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182 offsetof(ngx_http_scgi_loc_conf_t, upstream.busy_buffers_size_conf),
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183 NULL },
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184
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185 #if (NGX_HTTP_CACHE)
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186
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187 { ngx_string("scgi_cache"),
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592
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188 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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580
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189 ngx_http_scgi_cache,
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190 NGX_HTTP_LOC_CONF_OFFSET,
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191 0,
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192 NULL },
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193
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194 { ngx_string("scgi_cache_key"),
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592
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195 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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580
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196 ngx_http_scgi_cache_key,
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197 NGX_HTTP_LOC_CONF_OFFSET,
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198 0,
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199 NULL },
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200
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201 { ngx_string("scgi_cache_path"),
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202 NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE,
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203 ngx_http_file_cache_set_slot,
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204 0,
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205 0,
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206 &ngx_http_scgi_module },
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207
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588
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208 { ngx_string("scgi_cache_bypass"),
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209 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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210 ngx_http_set_predicate_slot,
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211 NGX_HTTP_LOC_CONF_OFFSET,
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212 offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_bypass),
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213 NULL },
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214
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580
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215 { ngx_string("scgi_no_cache"),
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216 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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588
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217 ngx_http_set_predicate_slot,
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580
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218 NGX_HTTP_LOC_CONF_OFFSET,
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219 offsetof(ngx_http_scgi_loc_conf_t, upstream.no_cache),
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220 NULL },
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221
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222 { ngx_string("scgi_cache_valid"),
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223 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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224 ngx_http_file_cache_valid_set_slot,
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225 NGX_HTTP_LOC_CONF_OFFSET,
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226 offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_valid),
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227 NULL },
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228
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229 { ngx_string("scgi_cache_min_uses"),
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230 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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231 ngx_conf_set_num_slot,
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232 NGX_HTTP_LOC_CONF_OFFSET,
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233 offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_min_uses),
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234 NULL },
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235
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236 { ngx_string("scgi_cache_use_stale"),
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237 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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238 ngx_conf_set_bitmask_slot,
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239 NGX_HTTP_LOC_CONF_OFFSET,
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240 offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_use_stale),
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241 &ngx_http_scgi_next_upstream_masks },
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242
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243 { ngx_string("scgi_cache_methods"),
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244 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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245 ngx_conf_set_bitmask_slot,
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246 NGX_HTTP_LOC_CONF_OFFSET,
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247 offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_methods),
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248 &ngx_http_upstream_cache_method_mask },
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249
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250 #endif
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251
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252 { ngx_string("scgi_temp_path"),
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253 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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254 ngx_conf_set_path_slot,
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255 NGX_HTTP_LOC_CONF_OFFSET,
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256 offsetof(ngx_http_scgi_loc_conf_t, upstream.temp_path),
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257 NULL },
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258
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259 { ngx_string("scgi_max_temp_file_size"),
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260 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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261 ngx_conf_set_size_slot,
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262 NGX_HTTP_LOC_CONF_OFFSET,
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263 offsetof(ngx_http_scgi_loc_conf_t, upstream.max_temp_file_size_conf),
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264 NULL },
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265
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266 { ngx_string("scgi_temp_file_write_size"),
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267 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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268 ngx_conf_set_size_slot,
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269 NGX_HTTP_LOC_CONF_OFFSET,
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270 offsetof(ngx_http_scgi_loc_conf_t, upstream.temp_file_write_size_conf),
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271 NULL },
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272
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273 { ngx_string("scgi_next_upstream"),
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274 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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275 ngx_conf_set_bitmask_slot,
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276 NGX_HTTP_LOC_CONF_OFFSET,
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277 offsetof(ngx_http_scgi_loc_conf_t, upstream.next_upstream),
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278 &ngx_http_scgi_next_upstream_masks },
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279
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280 { ngx_string("scgi_param"),
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281 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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282 ngx_conf_set_keyval_slot,
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283 NGX_HTTP_LOC_CONF_OFFSET,
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284 offsetof(ngx_http_scgi_loc_conf_t, params_source),
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285 NULL },
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286
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287 { ngx_string("scgi_pass_header"),
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592
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288 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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580
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289 ngx_conf_set_str_array_slot,
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290 NGX_HTTP_LOC_CONF_OFFSET,
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291 offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_headers),
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292 NULL },
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293
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294 { ngx_string("scgi_hide_header"),
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592
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295 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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580
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296 ngx_conf_set_str_array_slot,
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297 NGX_HTTP_LOC_CONF_OFFSET,
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298 offsetof(ngx_http_scgi_loc_conf_t, upstream.hide_headers),
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299 NULL },
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300
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301 { ngx_string("scgi_ignore_headers"),
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302 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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303 ngx_conf_set_bitmask_slot,
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304 NGX_HTTP_LOC_CONF_OFFSET,
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305 offsetof(ngx_http_scgi_loc_conf_t, upstream.ignore_headers),
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584
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306 &ngx_http_upstream_ignore_headers_masks },
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580
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307
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308 ngx_null_command
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309 };
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310
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311
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312 static ngx_http_module_t ngx_http_scgi_module_ctx = {
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313 NULL, /* preconfiguration */
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314 NULL, /* postconfiguration */
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315
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316 NULL, /* create main configuration */
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317 NULL, /* init main configuration */
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318
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319 NULL, /* create server configuration */
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320 NULL, /* merge server configuration */
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321
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322 ngx_http_scgi_create_loc_conf, /* create location configuration */
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323 ngx_http_scgi_merge_loc_conf /* merge location configuration */
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324 };
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325
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326
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327 ngx_module_t ngx_http_scgi_module = {
|
|
|
328 NGX_MODULE_V1,
|
|
|
329 &ngx_http_scgi_module_ctx, /* module context */
|
|
|
330 ngx_http_scgi_commands, /* module directives */
|
|
|
331 NGX_HTTP_MODULE, /* module type */
|
|
|
332 NULL, /* init master */
|
|
|
333 NULL, /* init module */
|
|
|
334 NULL, /* init process */
|
|
|
335 NULL, /* init thread */
|
|
|
336 NULL, /* exit thread */
|
|
|
337 NULL, /* exit process */
|
|
|
338 NULL, /* exit master */
|
|
|
339 NGX_MODULE_V1_PADDING
|
|
|
340 };
|
|
|
341
|
|
|
342
|
|
|
343 static ngx_str_t ngx_http_scgi_hide_headers[] = {
|
|
|
344 ngx_string("Status"),
|
|
|
345 ngx_string("X-Accel-Expires"),
|
|
|
346 ngx_string("X-Accel-Redirect"),
|
|
|
347 ngx_string("X-Accel-Limit-Rate"),
|
|
|
348 ngx_string("X-Accel-Buffering"),
|
|
|
349 ngx_string("X-Accel-Charset"),
|
|
|
350 ngx_null_string
|
|
|
351 };
|
|
|
352
|
|
|
353
|
|
|
354 #if (NGX_HTTP_CACHE)
|
|
|
355
|
|
|
356 static ngx_keyval_t ngx_http_scgi_cache_headers[] = {
|
|
|
357 { ngx_string("HTTP_IF_MODIFIED_SINCE"), ngx_string("") },
|
|
|
358 { ngx_string("HTTP_IF_UNMODIFIED_SINCE"), ngx_string("") },
|
|
|
359 { ngx_string("HTTP_IF_NONE_MATCH"), ngx_string("") },
|
|
|
360 { ngx_string("HTTP_IF_MATCH"), ngx_string("") },
|
|
|
361 { ngx_string("HTTP_RANGE"), ngx_string("") },
|
|
|
362 { ngx_string("HTTP_IF_RANGE"), ngx_string("") },
|
|
|
363 { ngx_null_string, ngx_null_string }
|
|
|
364 };
|
|
|
365
|
|
|
366 #endif
|
|
|
367
|
|
|
368
|
|
|
369 static ngx_path_init_t ngx_http_scgi_temp_path = {
|
|
|
370 ngx_string(NGX_HTTP_SCGI_TEMP_PATH), { 1, 2, 0 }
|
|
|
371 };
|
|
|
372
|
|
|
373
|
|
|
374 static ngx_int_t
|
|
|
375 ngx_http_scgi_handler(ngx_http_request_t *r)
|
|
|
376 {
|
|
|
377 ngx_int_t rc;
|
|
|
378 ngx_http_status_t *status;
|
|
|
379 ngx_http_upstream_t *u;
|
|
|
380 ngx_http_scgi_loc_conf_t *scf;
|
|
|
381
|
|
|
382 if (r->subrequest_in_memory) {
|
|
|
383 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
384 "ngx_http_scgi_module does not support "
|
|
|
385 "subrequests in memory");
|
|
|
386 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
387 }
|
|
|
388
|
|
|
389 if (ngx_http_upstream_create(r) != NGX_OK) {
|
|
|
390 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
391 }
|
|
|
392
|
|
|
393 status = ngx_pcalloc(r->pool, sizeof(ngx_http_status_t));
|
|
|
394 if (status == NULL) {
|
|
|
395 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
396 }
|
|
|
397
|
|
|
398 ngx_http_set_ctx(r, status, ngx_http_scgi_module);
|
|
|
399
|
|
|
400 scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module);
|
|
|
401
|
|
|
402 if (scf->scgi_lengths) {
|
|
|
403 if (ngx_http_scgi_eval(r, scf) != NGX_OK) {
|
|
|
404 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
405 }
|
|
|
406 }
|
|
|
407
|
|
|
408 u = r->upstream;
|
|
|
409
|
|
|
410 ngx_str_set(&u->schema, "scgi://");
|
|
|
411 u->output.tag = (ngx_buf_tag_t) &ngx_http_scgi_module;
|
|
|
412
|
|
|
413 u->conf = &scf->upstream;
|
|
|
414
|
|
|
415 #if (NGX_HTTP_CACHE)
|
|
|
416 u->create_key = ngx_http_scgi_create_key;
|
|
|
417 #endif
|
|
|
418 u->create_request = ngx_http_scgi_create_request;
|
|
|
419 u->reinit_request = ngx_http_scgi_reinit_request;
|
|
|
420 u->process_header = ngx_http_scgi_process_status_line;
|
|
|
421 u->abort_request = ngx_http_scgi_abort_request;
|
|
|
422 u->finalize_request = ngx_http_scgi_finalize_request;
|
|
|
423
|
|
642
|
424 u->buffering = scf->upstream.buffering;
|
|
580
|
425
|
|
|
426 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
|
427 if (u->pipe == NULL) {
|
|
|
428 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
429 }
|
|
|
430
|
|
|
431 u->pipe->input_filter = ngx_event_pipe_copy_input_filter;
|
|
|
432 u->pipe->input_ctx = r;
|
|
|
433
|
|
|
434 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
|
435
|
|
|
436 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
|
437 return rc;
|
|
|
438 }
|
|
|
439
|
|
|
440 return NGX_DONE;
|
|
|
441 }
|
|
|
442
|
|
|
443
|
|
|
444 static ngx_int_t
|
|
|
445 ngx_http_scgi_eval(ngx_http_request_t *r, ngx_http_scgi_loc_conf_t * scf)
|
|
|
446 {
|
|
|
447 ngx_url_t url;
|
|
|
448 ngx_http_upstream_t *u;
|
|
|
449
|
|
|
450 ngx_memzero(&url, sizeof(ngx_url_t));
|
|
|
451
|
|
|
452 if (ngx_http_script_run(r, &url.url, scf->scgi_lengths->elts, 0,
|
|
|
453 scf->scgi_values->elts)
|
|
|
454 == NULL)
|
|
|
455 {
|
|
|
456 return NGX_ERROR;
|
|
|
457 }
|
|
|
458
|
|
|
459 url.no_resolve = 1;
|
|
|
460
|
|
|
461 if (ngx_parse_url(r->pool, &url) != NGX_OK) {
|
|
|
462 if (url.err) {
|
|
|
463 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
464 "%s in upstream \"%V\"", url.err, &url.url);
|
|
|
465 }
|
|
|
466
|
|
|
467 return NGX_ERROR;
|
|
|
468 }
|
|
|
469
|
|
|
470 u = r->upstream;
|
|
|
471
|
|
|
472 u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t));
|
|
|
473 if (u->resolved == NULL) {
|
|
|
474 return NGX_ERROR;
|
|
|
475 }
|
|
|
476
|
|
|
477 if (url.addrs && url.addrs[0].sockaddr) {
|
|
|
478 u->resolved->sockaddr = url.addrs[0].sockaddr;
|
|
|
479 u->resolved->socklen = url.addrs[0].socklen;
|
|
|
480 u->resolved->naddrs = 1;
|
|
|
481 u->resolved->host = url.addrs[0].name;
|
|
|
482
|
|
|
483 } else {
|
|
|
484 u->resolved->host = url.host;
|
|
|
485 u->resolved->port = url.port;
|
|
618
|
486 u->resolved->no_port = url.no_port;
|
|
580
|
487 }
|
|
|
488
|
|
|
489 return NGX_OK;
|
|
|
490 }
|
|
|
491
|
|
|
492
|
|
|
493 #if (NGX_HTTP_CACHE)
|
|
|
494
|
|
|
495 static ngx_int_t
|
|
|
496 ngx_http_scgi_create_key(ngx_http_request_t *r)
|
|
|
497 {
|
|
|
498 ngx_str_t *key;
|
|
|
499 ngx_http_scgi_loc_conf_t *scf;
|
|
|
500
|
|
|
501 key = ngx_array_push(&r->cache->keys);
|
|
|
502 if (key == NULL) {
|
|
|
503 return NGX_ERROR;
|
|
|
504 }
|
|
|
505
|
|
|
506 scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module);
|
|
|
507
|
|
|
508 if (ngx_http_complex_value(r, &scf->cache_key, key) != NGX_OK) {
|
|
|
509 return NGX_ERROR;
|
|
|
510 }
|
|
|
511
|
|
|
512 return NGX_OK;
|
|
|
513 }
|
|
|
514
|
|
|
515 #endif
|
|
|
516
|
|
|
517
|
|
|
518 static ngx_int_t
|
|
|
519 ngx_http_scgi_create_request(ngx_http_request_t *r)
|
|
|
520 {
|
|
|
521 u_char ch, *key, *val, *lowcase_key;
|
|
|
522 size_t len, allocated;
|
|
|
523 ngx_buf_t *b;
|
|
|
524 ngx_str_t *content_length;
|
|
|
525 ngx_uint_t i, n, hash, header_params;
|
|
|
526 ngx_chain_t *cl, *body;
|
|
|
527 ngx_list_part_t *part;
|
|
|
528 ngx_table_elt_t *header, **ignored;
|
|
|
529 ngx_http_script_code_pt code;
|
|
|
530 ngx_http_script_engine_t e, le;
|
|
|
531 ngx_http_scgi_loc_conf_t *scf;
|
|
|
532 ngx_http_script_len_code_pt lcode;
|
|
|
533 static ngx_str_t zero = ngx_string("0");
|
|
|
534
|
|
|
535 content_length = r->headers_in.content_length ?
|
|
|
536 &r->headers_in.content_length->value : &zero;
|
|
|
537
|
|
|
538 len = sizeof("CONTENT_LENGTH") + content_length->len + 1;
|
|
|
539
|
|
|
540 header_params = 0;
|
|
|
541 ignored = NULL;
|
|
|
542
|
|
|
543 scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module);
|
|
|
544
|
|
|
545 if (scf->params_len) {
|
|
|
546 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
|
|
547
|
|
|
548 ngx_http_script_flush_no_cacheable_variables(r, scf->flushes);
|
|
|
549 le.flushed = 1;
|
|
|
550
|
|
|
551 le.ip = scf->params_len->elts;
|
|
|
552 le.request = r;
|
|
|
553
|
|
|
554 while (*(uintptr_t *) le.ip) {
|
|
|
555
|
|
|
556 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
557 len += lcode(&le);
|
|
|
558
|
|
|
559 while (*(uintptr_t *) le.ip) {
|
|
|
560 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
650
|
561 len += lcode(&le);
|
|
580
|
562 }
|
|
650
|
563 len++;
|
|
|
564
|
|
580
|
565 le.ip += sizeof(uintptr_t);
|
|
|
566 }
|
|
|
567 }
|
|
|
568
|
|
|
569 if (scf->upstream.pass_request_headers) {
|
|
|
570
|
|
|
571 allocated = 0;
|
|
|
572 lowcase_key = NULL;
|
|
|
573
|
|
|
574 if (scf->header_params) {
|
|
634
|
575 n = 0;
|
|
|
576 part = &r->headers_in.headers.part;
|
|
|
577
|
|
|
578 while (part) {
|
|
|
579 n += part->nelts;
|
|
|
580 part = part->next;
|
|
|
581 }
|
|
|
582
|
|
|
583 ignored = ngx_palloc(r->pool, n * sizeof(void *));
|
|
580
|
584 if (ignored == NULL) {
|
|
|
585 return NGX_ERROR;
|
|
|
586 }
|
|
|
587 }
|
|
|
588
|
|
|
589 part = &r->headers_in.headers.part;
|
|
|
590 header = part->elts;
|
|
|
591
|
|
|
592 for (i = 0; /* void */; i++) {
|
|
|
593
|
|
|
594 if (i >= part->nelts) {
|
|
|
595 if (part->next == NULL) {
|
|
|
596 break;
|
|
|
597 }
|
|
|
598
|
|
|
599 part = part->next;
|
|
|
600 header = part->elts;
|
|
|
601 i = 0;
|
|
|
602 }
|
|
|
603
|
|
|
604 if (scf->header_params) {
|
|
|
605 if (allocated < header[i].key.len) {
|
|
|
606 allocated = header[i].key.len + 16;
|
|
|
607 lowcase_key = ngx_pnalloc(r->pool, allocated);
|
|
|
608 if (lowcase_key == NULL) {
|
|
|
609 return NGX_ERROR;
|
|
|
610 }
|
|
|
611 }
|
|
|
612
|
|
|
613 hash = 0;
|
|
|
614
|
|
|
615 for (n = 0; n < header[i].key.len; n++) {
|
|
|
616 ch = header[i].key.data[n];
|
|
|
617
|
|
|
618 if (ch >= 'A' && ch <= 'Z') {
|
|
|
619 ch |= 0x20;
|
|
|
620
|
|
|
621 } else if (ch == '-') {
|
|
|
622 ch = '_';
|
|
|
623 }
|
|
|
624
|
|
|
625 hash = ngx_hash(hash, ch);
|
|
|
626 lowcase_key[n] = ch;
|
|
|
627 }
|
|
|
628
|
|
|
629 if (ngx_hash_find(&scf->headers_hash, hash, lowcase_key, n)) {
|
|
|
630 ignored[header_params++] = &header[i];
|
|
|
631 continue;
|
|
|
632 }
|
|
|
633 }
|
|
|
634
|
|
|
635 len += sizeof("HTTP_") - 1 + header[i].key.len + 1
|
|
|
636 + header[i].value.len + 1;
|
|
|
637 }
|
|
|
638 }
|
|
|
639
|
|
|
640 /* netstring: "length:" + packet + "," */
|
|
|
641
|
|
|
642 b = ngx_create_temp_buf(r->pool, NGX_SIZE_T_LEN + 1 + len + 1);
|
|
|
643 if (b == NULL) {
|
|
|
644 return NGX_ERROR;
|
|
|
645 }
|
|
|
646
|
|
|
647 cl = ngx_alloc_chain_link(r->pool);
|
|
|
648 if (cl == NULL) {
|
|
|
649 return NGX_ERROR;
|
|
|
650 }
|
|
|
651
|
|
|
652 cl->buf = b;
|
|
|
653
|
|
|
654 b->last = ngx_snprintf(b->last,
|
|
|
655 NGX_SIZE_T_LEN + 1 + sizeof("CONTENT_LENGTH")
|
|
|
656 + NGX_OFF_T_LEN + 1,
|
|
|
657 "%ui:CONTENT_LENGTH%Z%V%Z",
|
|
|
658 len, content_length);
|
|
|
659
|
|
|
660 if (scf->params_len) {
|
|
|
661 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
|
|
662
|
|
|
663 e.ip = scf->params->elts;
|
|
|
664 e.pos = b->last;
|
|
|
665 e.request = r;
|
|
|
666 e.flushed = 1;
|
|
|
667
|
|
|
668 while (*(uintptr_t *) e.ip) {
|
|
|
669
|
|
|
670 #if (NGX_DEBUG)
|
|
|
671 key = e.pos;
|
|
|
672 #endif
|
|
|
673 code = *(ngx_http_script_code_pt *) e.ip;
|
|
|
674 code((ngx_http_script_engine_t *) & e);
|
|
|
675
|
|
|
676 #if (NGX_DEBUG)
|
|
|
677 val = e.pos;
|
|
|
678 #endif
|
|
|
679 while (*(uintptr_t *) e.ip) {
|
|
|
680 code = *(ngx_http_script_code_pt *) e.ip;
|
|
|
681 code((ngx_http_script_engine_t *) &e);
|
|
|
682 }
|
|
|
683 *e.pos++ = '\0';
|
|
|
684 e.ip += sizeof(uintptr_t);
|
|
|
685
|
|
|
686 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
687 "scgi param: \"%s: %s\"", key, val);
|
|
|
688 }
|
|
|
689
|
|
|
690 b->last = e.pos;
|
|
|
691 }
|
|
|
692
|
|
|
693 if (scf->upstream.pass_request_headers) {
|
|
|
694
|
|
|
695 part = &r->headers_in.headers.part;
|
|
|
696 header = part->elts;
|
|
|
697
|
|
|
698 for (i = 0; /* void */; i++) {
|
|
|
699
|
|
|
700 if (i >= part->nelts) {
|
|
|
701 if (part->next == NULL) {
|
|
|
702 break;
|
|
|
703 }
|
|
|
704
|
|
|
705 part = part->next;
|
|
|
706 header = part->elts;
|
|
|
707 i = 0;
|
|
|
708 }
|
|
|
709
|
|
|
710 for (n = 0; n < header_params; n++) {
|
|
|
711 if (&header[i] == ignored[n]) {
|
|
|
712 goto next;
|
|
|
713 }
|
|
|
714 }
|
|
|
715
|
|
|
716 key = b->last;
|
|
|
717 b->last = ngx_cpymem(key, "HTTP_", sizeof("HTTP_") - 1);
|
|
|
718
|
|
|
719 for (n = 0; n < header[i].key.len; n++) {
|
|
|
720 ch = header[i].key.data[n];
|
|
|
721
|
|
|
722 if (ch >= 'a' && ch <= 'z') {
|
|
|
723 ch &= ~0x20;
|
|
|
724
|
|
|
725 } else if (ch == '-') {
|
|
|
726 ch = '_';
|
|
|
727 }
|
|
|
728
|
|
|
729 *b->last++ = ch;
|
|
|
730 }
|
|
|
731
|
|
|
732 *b->last++ = (u_char) 0;
|
|
|
733
|
|
|
734 val = b->last;
|
|
|
735 b->last = ngx_copy(val, header[i].value.data, header[i].value.len);
|
|
|
736 *b->last++ = (u_char) 0;
|
|
|
737
|
|
|
738 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
739 "scgi param: \"%s: %s\"", key, val);
|
|
|
740
|
|
|
741 next:
|
|
|
742
|
|
|
743 continue;
|
|
|
744 }
|
|
|
745 }
|
|
|
746
|
|
|
747 *b->last++ = (u_char) ',';
|
|
|
748
|
|
|
749 if (scf->upstream.pass_request_body) {
|
|
|
750 body = r->upstream->request_bufs;
|
|
|
751 r->upstream->request_bufs = cl;
|
|
|
752
|
|
|
753 while (body) {
|
|
|
754 b = ngx_alloc_buf(r->pool);
|
|
|
755 if (b == NULL) {
|
|
|
756 return NGX_ERROR;
|
|
|
757 }
|
|
|
758
|
|
|
759 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
|
760
|
|
|
761 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
762 if (cl->next == NULL) {
|
|
|
763 return NGX_ERROR;
|
|
|
764 }
|
|
|
765
|
|
|
766 cl = cl->next;
|
|
|
767 cl->buf = b;
|
|
|
768
|
|
|
769 body = body->next;
|
|
|
770 }
|
|
|
771
|
|
|
772 } else {
|
|
|
773 r->upstream->request_bufs = cl;
|
|
|
774 }
|
|
|
775
|
|
|
776 cl->next = NULL;
|
|
|
777
|
|
|
778 return NGX_OK;
|
|
|
779 }
|
|
|
780
|
|
|
781
|
|
|
782 static ngx_int_t
|
|
|
783 ngx_http_scgi_reinit_request(ngx_http_request_t *r)
|
|
|
784 {
|
|
|
785 ngx_http_status_t *status;
|
|
|
786
|
|
|
787 status = ngx_http_get_module_ctx(r, ngx_http_scgi_module);
|
|
|
788
|
|
|
789 if (status == NULL) {
|
|
|
790 return NGX_OK;
|
|
|
791 }
|
|
|
792
|
|
|
793 status->code = 0;
|
|
|
794 status->count = 0;
|
|
|
795 status->start = NULL;
|
|
|
796 status->end = NULL;
|
|
|
797
|
|
|
798 r->upstream->process_header = ngx_http_scgi_process_status_line;
|
|
|
799
|
|
|
800 return NGX_OK;
|
|
|
801 }
|
|
|
802
|
|
|
803
|
|
|
804 static ngx_int_t
|
|
|
805 ngx_http_scgi_process_status_line(ngx_http_request_t *r)
|
|
|
806 {
|
|
|
807 size_t len;
|
|
|
808 ngx_int_t rc;
|
|
|
809 ngx_http_status_t *status;
|
|
|
810 ngx_http_upstream_t *u;
|
|
|
811
|
|
|
812 status = ngx_http_get_module_ctx(r, ngx_http_scgi_module);
|
|
|
813
|
|
|
814 if (status == NULL) {
|
|
|
815 return NGX_ERROR;
|
|
|
816 }
|
|
|
817
|
|
|
818 u = r->upstream;
|
|
|
819
|
|
|
820 rc = ngx_http_parse_status_line(r, &u->buffer, status);
|
|
|
821
|
|
|
822 if (rc == NGX_AGAIN) {
|
|
|
823 return rc;
|
|
|
824 }
|
|
|
825
|
|
|
826 if (rc == NGX_ERROR) {
|
|
|
827
|
|
|
828 r->http_version = NGX_HTTP_VERSION_9;
|
|
|
829
|
|
|
830 u->process_header = ngx_http_scgi_process_header;
|
|
|
831
|
|
|
832 return ngx_http_scgi_process_header(r);
|
|
|
833 }
|
|
|
834
|
|
|
835 if (u->state) {
|
|
|
836 u->state->status = status->code;
|
|
|
837 }
|
|
|
838
|
|
|
839 u->headers_in.status_n = status->code;
|
|
|
840
|
|
|
841 len = status->end - status->start;
|
|
|
842 u->headers_in.status_line.len = len;
|
|
|
843
|
|
|
844 u->headers_in.status_line.data = ngx_pnalloc(r->pool, len);
|
|
|
845 if (u->headers_in.status_line.data == NULL) {
|
|
|
846 return NGX_ERROR;
|
|
|
847 }
|
|
|
848
|
|
|
849 ngx_memcpy(u->headers_in.status_line.data, status->start, len);
|
|
|
850
|
|
|
851 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
852 "http scgi status %ui \"%V\"",
|
|
|
853 u->headers_in.status_n, &u->headers_in.status_line);
|
|
|
854
|
|
|
855 u->process_header = ngx_http_scgi_process_header;
|
|
|
856
|
|
|
857 return ngx_http_scgi_process_header(r);
|
|
|
858 }
|
|
|
859
|
|
|
860
|
|
|
861 static ngx_int_t
|
|
|
862 ngx_http_scgi_process_header(ngx_http_request_t *r)
|
|
|
863 {
|
|
|
864 ngx_str_t *status_line;
|
|
|
865 ngx_int_t rc, status;
|
|
|
866 ngx_table_elt_t *h;
|
|
|
867 ngx_http_upstream_t *u;
|
|
|
868 ngx_http_upstream_header_t *hh;
|
|
|
869 ngx_http_upstream_main_conf_t *umcf;
|
|
|
870
|
|
|
871 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
|
872
|
|
|
873 for ( ;; ) {
|
|
|
874
|
|
|
875 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1);
|
|
|
876
|
|
|
877 if (rc == NGX_OK) {
|
|
|
878
|
|
|
879 /* a header line has been parsed successfully */
|
|
|
880
|
|
|
881 h = ngx_list_push(&r->upstream->headers_in.headers);
|
|
|
882 if (h == NULL) {
|
|
|
883 return NGX_ERROR;
|
|
|
884 }
|
|
|
885
|
|
|
886 h->hash = r->header_hash;
|
|
|
887
|
|
|
888 h->key.len = r->header_name_end - r->header_name_start;
|
|
|
889 h->value.len = r->header_end - r->header_start;
|
|
|
890
|
|
|
891 h->key.data = ngx_pnalloc(r->pool,
|
|
|
892 h->key.len + 1 + h->value.len + 1
|
|
|
893 + h->key.len);
|
|
|
894 if (h->key.data == NULL) {
|
|
|
895 return NGX_ERROR;
|
|
|
896 }
|
|
|
897
|
|
|
898 h->value.data = h->key.data + h->key.len + 1;
|
|
|
899 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1;
|
|
|
900
|
|
|
901 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
|
902 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
|
903
|
|
|
904 if (h->key.len == r->lowcase_index) {
|
|
|
905 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len);
|
|
|
906
|
|
|
907 } else {
|
|
|
908 ngx_strlow(h->lowcase_key, h->key.data, h->key.len);
|
|
|
909 }
|
|
|
910
|
|
|
911 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash,
|
|
|
912 h->lowcase_key, h->key.len);
|
|
|
913
|
|
|
914 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) {
|
|
|
915 return NGX_ERROR;
|
|
|
916 }
|
|
|
917
|
|
|
918 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
919 "http scgi header: \"%V: %V\"", &h->key, &h->value);
|
|
|
920
|
|
|
921 continue;
|
|
|
922 }
|
|
|
923
|
|
|
924 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
925
|
|
|
926 /* a whole header has been parsed successfully */
|
|
|
927
|
|
|
928 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
929 "http scgi header done");
|
|
|
930
|
|
|
931 if (r->http_version > NGX_HTTP_VERSION_9) {
|
|
|
932 return NGX_OK;
|
|
|
933 }
|
|
|
934
|
|
|
935 u = r->upstream;
|
|
|
936
|
|
|
937 if (u->headers_in.status) {
|
|
|
938 status_line = &u->headers_in.status->value;
|
|
|
939
|
|
|
940 status = ngx_atoi(status_line->data, 3);
|
|
|
941 if (status == NGX_ERROR) {
|
|
|
942 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
943 "upstream sent invalid status \"%V\"",
|
|
|
944 status_line);
|
|
|
945 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
946 }
|
|
|
947
|
|
|
948 r->http_version = NGX_HTTP_VERSION_10;
|
|
|
949 u->headers_in.status_n = status;
|
|
|
950 u->headers_in.status_line = *status_line;
|
|
|
951
|
|
|
952 } else if (u->headers_in.location) {
|
|
|
953 r->http_version = NGX_HTTP_VERSION_10;
|
|
|
954 u->headers_in.status_n = 302;
|
|
|
955 ngx_str_set(&u->headers_in.status_line,
|
|
|
956 "302 Moved Temporarily");
|
|
|
957
|
|
|
958 } else {
|
|
|
959 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
960 "upstream sent neither valid HTTP/1.0 header "
|
|
|
961 "nor \"Status\" header line");
|
|
|
962 u->headers_in.status_n = 200;
|
|
|
963 ngx_str_set(&u->headers_in.status_line, "200 OK");
|
|
|
964 }
|
|
|
965
|
|
|
966 if (u->state) {
|
|
|
967 u->state->status = u->headers_in.status_n;
|
|
|
968 }
|
|
|
969
|
|
|
970 return NGX_OK;
|
|
|
971 }
|
|
|
972
|
|
|
973 if (rc == NGX_AGAIN) {
|
|
|
974 return NGX_AGAIN;
|
|
|
975 }
|
|
|
976
|
|
|
977 /* there was error while a header line parsing */
|
|
|
978
|
|
|
979 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
980 "upstream sent invalid header");
|
|
|
981
|
|
|
982 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
983 }
|
|
|
984 }
|
|
|
985
|
|
|
986
|
|
|
987 static void
|
|
|
988 ngx_http_scgi_abort_request(ngx_http_request_t *r)
|
|
|
989 {
|
|
|
990 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
991 "abort http scgi request");
|
|
|
992
|
|
|
993 return;
|
|
|
994 }
|
|
|
995
|
|
|
996
|
|
|
997 static void
|
|
|
998 ngx_http_scgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
|
999 {
|
|
|
1000 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1001 "finalize http scgi request");
|
|
|
1002
|
|
|
1003 return;
|
|
|
1004 }
|
|
|
1005
|
|
|
1006
|
|
|
1007 static void *
|
|
|
1008 ngx_http_scgi_create_loc_conf(ngx_conf_t *cf)
|
|
|
1009 {
|
|
|
1010 ngx_http_scgi_loc_conf_t *conf;
|
|
|
1011
|
|
|
1012 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_scgi_loc_conf_t));
|
|
|
1013 if (conf == NULL) {
|
|
|
1014 return NULL;
|
|
|
1015 }
|
|
|
1016
|
|
|
1017 conf->upstream.store = NGX_CONF_UNSET;
|
|
|
1018 conf->upstream.store_access = NGX_CONF_UNSET_UINT;
|
|
|
1019 conf->upstream.buffering = NGX_CONF_UNSET;
|
|
|
1020 conf->upstream.ignore_client_abort = NGX_CONF_UNSET;
|
|
|
1021
|
|
|
1022 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1023 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1024 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1025
|
|
|
1026 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
|
1027 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
|
|
1028
|
|
|
1029 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
|
|
1030 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
|
|
1031 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
|
|
1032
|
|
|
1033 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
|
1034 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
|
1035
|
|
|
1036 #if (NGX_HTTP_CACHE)
|
|
|
1037 conf->upstream.cache = NGX_CONF_UNSET_PTR;
|
|
|
1038 conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT;
|
|
588
|
1039 conf->upstream.cache_bypass = NGX_CONF_UNSET_PTR;
|
|
|
1040 conf->upstream.no_cache = NGX_CONF_UNSET_PTR;
|
|
580
|
1041 conf->upstream.cache_valid = NGX_CONF_UNSET_PTR;
|
|
|
1042 #endif
|
|
|
1043
|
|
|
1044 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR;
|
|
|
1045 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR;
|
|
|
1046
|
|
|
1047 conf->upstream.intercept_errors = NGX_CONF_UNSET;
|
|
|
1048
|
|
|
1049 /* "scgi_cyclic_temp_file" is disabled */
|
|
|
1050 conf->upstream.cyclic_temp_file = 0;
|
|
|
1051
|
|
642
|
1052 conf->upstream.change_buffering = 1;
|
|
|
1053
|
|
632
|
1054 ngx_str_set(&conf->upstream.module, "scgi");
|
|
|
1055
|
|
580
|
1056 return conf;
|
|
|
1057 }
|
|
|
1058
|
|
|
1059
|
|
|
1060 static char *
|
|
|
1061 ngx_http_scgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
1062 {
|
|
|
1063 ngx_http_scgi_loc_conf_t *prev = parent;
|
|
|
1064 ngx_http_scgi_loc_conf_t *conf = child;
|
|
|
1065
|
|
|
1066 size_t size;
|
|
|
1067 ngx_hash_init_t hash;
|
|
592
|
1068 ngx_http_core_loc_conf_t *clcf;
|
|
580
|
1069
|
|
|
1070 if (conf->upstream.store != 0) {
|
|
|
1071 ngx_conf_merge_value(conf->upstream.store, prev->upstream.store, 0);
|
|
|
1072
|
|
|
1073 if (conf->upstream.store_lengths == NULL) {
|
|
|
1074 conf->upstream.store_lengths = prev->upstream.store_lengths;
|
|
|
1075 conf->upstream.store_values = prev->upstream.store_values;
|
|
|
1076 }
|
|
|
1077 }
|
|
|
1078
|
|
|
1079 ngx_conf_merge_uint_value(conf->upstream.store_access,
|
|
|
1080 prev->upstream.store_access, 0600);
|
|
|
1081
|
|
|
1082 ngx_conf_merge_value(conf->upstream.buffering,
|
|
|
1083 prev->upstream.buffering, 1);
|
|
|
1084
|
|
|
1085 ngx_conf_merge_value(conf->upstream.ignore_client_abort,
|
|
|
1086 prev->upstream.ignore_client_abort, 0);
|
|
|
1087
|
|
|
1088 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
|
1089 prev->upstream.connect_timeout, 60000);
|
|
|
1090
|
|
|
1091 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
|
1092 prev->upstream.send_timeout, 60000);
|
|
|
1093
|
|
|
1094 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
|
1095 prev->upstream.read_timeout, 60000);
|
|
|
1096
|
|
|
1097 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
|
1098 prev->upstream.send_lowat, 0);
|
|
|
1099
|
|
|
1100 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
|
1101 prev->upstream.buffer_size,
|
|
|
1102 (size_t) ngx_pagesize);
|
|
|
1103
|
|
|
1104
|
|
|
1105 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
|
1106 8, ngx_pagesize);
|
|
|
1107
|
|
|
1108 if (conf->upstream.bufs.num < 2) {
|
|
|
1109 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1110 "there must be at least 2 \"scgi_buffers\"");
|
|
|
1111 return NGX_CONF_ERROR;
|
|
|
1112 }
|
|
|
1113
|
|
|
1114
|
|
|
1115 size = conf->upstream.buffer_size;
|
|
|
1116 if (size < conf->upstream.bufs.size) {
|
|
|
1117 size = conf->upstream.bufs.size;
|
|
|
1118 }
|
|
|
1119
|
|
|
1120
|
|
|
1121 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
|
1122 prev->upstream.busy_buffers_size_conf,
|
|
|
1123 NGX_CONF_UNSET_SIZE);
|
|
|
1124
|
|
|
1125 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
|
1126 conf->upstream.busy_buffers_size = 2 * size;
|
|
|
1127 } else {
|
|
|
1128 conf->upstream.busy_buffers_size =
|
|
|
1129 conf->upstream.busy_buffers_size_conf;
|
|
|
1130 }
|
|
|
1131
|
|
|
1132 if (conf->upstream.busy_buffers_size < size) {
|
|
|
1133 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1134 "\"scgi_busy_buffers_size\" must be equal or bigger "
|
|
|
1135 "than maximum of the value of \"scgi_buffer_size\" and "
|
|
|
1136 "one of the \"scgi_buffers\"");
|
|
|
1137
|
|
|
1138 return NGX_CONF_ERROR;
|
|
|
1139 }
|
|
|
1140
|
|
|
1141 if (conf->upstream.busy_buffers_size
|
|
|
1142 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
|
|
1143 {
|
|
|
1144 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1145 "\"scgi_busy_buffers_size\" must be less than "
|
|
|
1146 "the size of all \"scgi_buffers\" minus one buffer");
|
|
|
1147
|
|
|
1148 return NGX_CONF_ERROR;
|
|
|
1149 }
|
|
|
1150
|
|
|
1151
|
|
|
1152 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
|
1153 prev->upstream.temp_file_write_size_conf,
|
|
|
1154 NGX_CONF_UNSET_SIZE);
|
|
|
1155
|
|
|
1156 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
|
1157 conf->upstream.temp_file_write_size = 2 * size;
|
|
|
1158 } else {
|
|
|
1159 conf->upstream.temp_file_write_size =
|
|
|
1160 conf->upstream.temp_file_write_size_conf;
|
|
|
1161 }
|
|
|
1162
|
|
|
1163 if (conf->upstream.temp_file_write_size < size) {
|
|
|
1164 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1165 "\"scgi_temp_file_write_size\" must be equal or bigger than "
|
|
|
1166 "maximum of the value of \"scgi_buffer_size\" and "
|
|
|
1167 "one of the \"scgi_buffers\"");
|
|
|
1168
|
|
|
1169 return NGX_CONF_ERROR;
|
|
|
1170 }
|
|
|
1171
|
|
|
1172
|
|
|
1173 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
|
1174 prev->upstream.max_temp_file_size_conf,
|
|
|
1175 NGX_CONF_UNSET_SIZE);
|
|
|
1176
|
|
|
1177 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
|
1178 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
|
|
1179 } else {
|
|
|
1180 conf->upstream.max_temp_file_size =
|
|
|
1181 conf->upstream.max_temp_file_size_conf;
|
|
|
1182 }
|
|
|
1183
|
|
|
1184 if (conf->upstream.max_temp_file_size != 0
|
|
|
1185 && conf->upstream.max_temp_file_size < size) {
|
|
|
1186 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1187 "\"scgi_max_temp_file_size\" must be equal to zero to disable "
|
|
|
1188 "the temporary files usage or must be equal or bigger than "
|
|
|
1189 "maximum of the value of \"scgi_buffer_size\" and "
|
|
|
1190 "one of the \"scgi_buffers\"");
|
|
|
1191
|
|
|
1192 return NGX_CONF_ERROR;
|
|
|
1193 }
|
|
|
1194
|
|
|
1195
|
|
|
1196 ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers,
|
|
|
1197 prev->upstream.ignore_headers,
|
|
|
1198 NGX_CONF_BITMASK_SET);
|
|
|
1199
|
|
|
1200
|
|
|
1201 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
|
1202 prev->upstream.next_upstream,
|
|
|
1203 (NGX_CONF_BITMASK_SET
|
|
|
1204 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
|
1205 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
|
1206
|
|
|
1207 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) {
|
|
|
1208 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET
|
|
|
1209 |NGX_HTTP_UPSTREAM_FT_OFF;
|
|
|
1210 }
|
|
|
1211
|
|
|
1212 if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path,
|
|
|
1213 prev->upstream.temp_path,
|
|
|
1214 &ngx_http_scgi_temp_path)
|
|
|
1215 != NGX_OK)
|
|
|
1216 {
|
|
|
1217 return NGX_CONF_ERROR;
|
|
|
1218 }
|
|
|
1219
|
|
|
1220 #if (NGX_HTTP_CACHE)
|
|
|
1221
|
|
|
1222 ngx_conf_merge_ptr_value(conf->upstream.cache,
|
|
|
1223 prev->upstream.cache, NULL);
|
|
|
1224
|
|
|
1225 if (conf->upstream.cache && conf->upstream.cache->data == NULL) {
|
|
|
1226 ngx_shm_zone_t *shm_zone;
|
|
|
1227
|
|
|
1228 shm_zone = conf->upstream.cache;
|
|
|
1229
|
|
|
1230 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1231 "\"scgi_cache\" zone \"%V\" is unknown",
|
|
|
1232 &shm_zone->shm.name);
|
|
|
1233
|
|
|
1234 return NGX_CONF_ERROR;
|
|
|
1235 }
|
|
|
1236
|
|
|
1237 ngx_conf_merge_uint_value(conf->upstream.cache_min_uses,
|
|
|
1238 prev->upstream.cache_min_uses, 1);
|
|
|
1239
|
|
|
1240 ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale,
|
|
|
1241 prev->upstream.cache_use_stale,
|
|
|
1242 (NGX_CONF_BITMASK_SET
|
|
|
1243 |NGX_HTTP_UPSTREAM_FT_OFF));
|
|
|
1244
|
|
|
1245 if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) {
|
|
|
1246 conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET
|
|
|
1247 |NGX_HTTP_UPSTREAM_FT_OFF;
|
|
|
1248 }
|
|
|
1249
|
|
|
1250 if (conf->upstream.cache_methods == 0) {
|
|
|
1251 conf->upstream.cache_methods = prev->upstream.cache_methods;
|
|
|
1252 }
|
|
|
1253
|
|
|
1254 conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD;
|
|
|
1255
|
|
588
|
1256 ngx_conf_merge_ptr_value(conf->upstream.cache_bypass,
|
|
|
1257 prev->upstream.cache_bypass, NULL);
|
|
|
1258
|
|
580
|
1259 ngx_conf_merge_ptr_value(conf->upstream.no_cache,
|
|
|
1260 prev->upstream.no_cache, NULL);
|
|
|
1261
|
|
|
1262 ngx_conf_merge_ptr_value(conf->upstream.cache_valid,
|
|
|
1263 prev->upstream.cache_valid, NULL);
|
|
|
1264
|
|
|
1265 if (conf->cache_key.value.data == NULL) {
|
|
|
1266 conf->cache_key = prev->cache_key;
|
|
|
1267 }
|
|
|
1268
|
|
|
1269 #endif
|
|
|
1270
|
|
|
1271 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
|
1272 prev->upstream.pass_request_headers, 1);
|
|
|
1273 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
|
1274 prev->upstream.pass_request_body, 1);
|
|
|
1275
|
|
|
1276 ngx_conf_merge_value(conf->upstream.intercept_errors,
|
|
|
1277 prev->upstream.intercept_errors, 0);
|
|
|
1278
|
|
|
1279 hash.max_size = 512;
|
|
|
1280 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
|
|
|
1281 hash.name = "scgi_hide_headers_hash";
|
|
|
1282
|
|
|
1283 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream,
|
|
584
|
1284 &prev->upstream, ngx_http_scgi_hide_headers, &hash)
|
|
580
|
1285 != NGX_OK)
|
|
|
1286 {
|
|
|
1287 return NGX_CONF_ERROR;
|
|
|
1288 }
|
|
|
1289
|
|
|
1290 if (conf->upstream.upstream == NULL) {
|
|
|
1291 conf->upstream.upstream = prev->upstream.upstream;
|
|
|
1292 }
|
|
|
1293
|
|
|
1294 if (conf->scgi_lengths == NULL) {
|
|
|
1295 conf->scgi_lengths = prev->scgi_lengths;
|
|
|
1296 conf->scgi_values = prev->scgi_values;
|
|
|
1297 }
|
|
|
1298
|
|
592
|
1299 if (conf->upstream.upstream || conf->scgi_lengths) {
|
|
|
1300 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
1301 if (clcf->handler == NULL && clcf->lmt_excpt) {
|
|
|
1302 clcf->handler = ngx_http_scgi_handler;
|
|
|
1303 }
|
|
|
1304 }
|
|
|
1305
|
|
648
|
1306 if (ngx_http_scgi_merge_params(cf, conf, prev) != NGX_OK) {
|
|
|
1307 return NGX_CONF_ERROR;
|
|
|
1308 }
|
|
|
1309
|
|
|
1310 return NGX_CONF_OK;
|
|
|
1311 }
|
|
|
1312
|
|
580
|
1313
|
|
648
|
1314 static ngx_int_t
|
|
|
1315 ngx_http_scgi_merge_params(ngx_conf_t *cf, ngx_http_scgi_loc_conf_t *conf,
|
|
|
1316 ngx_http_scgi_loc_conf_t *prev)
|
|
|
1317 {
|
|
|
1318 u_char *p;
|
|
|
1319 size_t size;
|
|
|
1320 uintptr_t *code;
|
|
|
1321 ngx_uint_t i, nsrc;
|
|
|
1322 ngx_array_t headers_names;
|
|
580
|
1323 #if (NGX_HTTP_CACHE)
|
|
648
|
1324 ngx_array_t params_merged;
|
|
|
1325 #endif
|
|
|
1326 ngx_keyval_t *src;
|
|
|
1327 ngx_hash_key_t *hk;
|
|
|
1328 ngx_hash_init_t hash;
|
|
|
1329 ngx_http_script_compile_t sc;
|
|
|
1330 ngx_http_script_copy_code_t *copy;
|
|
580
|
1331
|
|
648
|
1332 if (conf->params_source == NULL) {
|
|
|
1333 conf->params_source = prev->params_source;
|
|
580
|
1334
|
|
648
|
1335 if (prev->headers_hash.buckets
|
|
|
1336 #if (NGX_HTTP_CACHE)
|
|
|
1337 && ((conf->upstream.cache == NULL) == (prev->upstream.cache == NULL))
|
|
|
1338 #endif
|
|
|
1339 )
|
|
|
1340 {
|
|
|
1341 conf->flushes = prev->flushes;
|
|
|
1342 conf->params_len = prev->params_len;
|
|
|
1343 conf->params = prev->params;
|
|
|
1344 conf->headers_hash = prev->headers_hash;
|
|
|
1345 conf->header_params = prev->header_params;
|
|
|
1346
|
|
|
1347 return NGX_OK;
|
|
580
|
1348 }
|
|
648
|
1349 }
|
|
580
|
1350
|
|
648
|
1351 if (conf->params_source == NULL
|
|
|
1352 #if (NGX_HTTP_CACHE)
|
|
|
1353 && (conf->upstream.cache == NULL)
|
|
580
|
1354 #endif
|
|
648
|
1355 )
|
|
|
1356 {
|
|
|
1357 conf->headers_hash.buckets = (void *) 1;
|
|
|
1358 return NGX_OK;
|
|
580
|
1359 }
|
|
|
1360
|
|
|
1361 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
|
1362 if (conf->params_len == NULL) {
|
|
648
|
1363 return NGX_ERROR;
|
|
580
|
1364 }
|
|
|
1365
|
|
|
1366 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
|
1367 if (conf->params == NULL) {
|
|
648
|
1368 return NGX_ERROR;
|
|
580
|
1369 }
|
|
|
1370
|
|
|
1371 if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t))
|
|
|
1372 != NGX_OK)
|
|
|
1373 {
|
|
648
|
1374 return NGX_ERROR;
|
|
580
|
1375 }
|
|
|
1376
|
|
648
|
1377 if (conf->params_source) {
|
|
|
1378 src = conf->params_source->elts;
|
|
|
1379 nsrc = conf->params_source->nelts;
|
|
|
1380
|
|
|
1381 } else {
|
|
|
1382 src = NULL;
|
|
|
1383 nsrc = 0;
|
|
|
1384 }
|
|
580
|
1385
|
|
|
1386 #if (NGX_HTTP_CACHE)
|
|
|
1387
|
|
|
1388 if (conf->upstream.cache) {
|
|
|
1389 ngx_keyval_t *h, *s;
|
|
|
1390
|
|
648
|
1391 if (ngx_array_init(¶ms_merged, cf->temp_pool, 4, sizeof(ngx_keyval_t))
|
|
|
1392 != NGX_OK)
|
|
|
1393 {
|
|
|
1394 return NGX_ERROR;
|
|
|
1395 }
|
|
|
1396
|
|
|
1397 for (i = 0; i < nsrc; i++) {
|
|
580
|
1398
|
|
648
|
1399 s = ngx_array_push(¶ms_merged);
|
|
|
1400 if (s == NULL) {
|
|
|
1401 return NGX_ERROR;
|
|
|
1402 }
|
|
|
1403
|
|
|
1404 *s = src[i];
|
|
|
1405 }
|
|
|
1406
|
|
|
1407 h = ngx_http_scgi_cache_headers;
|
|
|
1408
|
|
|
1409 while (h->key.len) {
|
|
|
1410
|
|
|
1411 src = params_merged.elts;
|
|
|
1412 nsrc = params_merged.nelts;
|
|
|
1413
|
|
|
1414 for (i = 0; i < nsrc; i++) {
|
|
580
|
1415 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) {
|
|
|
1416 goto next;
|
|
|
1417 }
|
|
|
1418 }
|
|
|
1419
|
|
648
|
1420 s = ngx_array_push(¶ms_merged);
|
|
580
|
1421 if (s == NULL) {
|
|
648
|
1422 return NGX_ERROR;
|
|
580
|
1423 }
|
|
|
1424
|
|
|
1425 *s = *h;
|
|
|
1426
|
|
|
1427 next:
|
|
|
1428
|
|
|
1429 h++;
|
|
|
1430 }
|
|
648
|
1431
|
|
|
1432 src = params_merged.elts;
|
|
|
1433 nsrc = params_merged.nelts;
|
|
580
|
1434 }
|
|
|
1435
|
|
|
1436 #endif
|
|
|
1437
|
|
648
|
1438 for (i = 0; i < nsrc; i++) {
|
|
580
|
1439
|
|
|
1440 if (src[i].key.len > sizeof("HTTP_") - 1
|
|
|
1441 && ngx_strncmp(src[i].key.data, "HTTP_", sizeof("HTTP_") - 1) == 0)
|
|
|
1442 {
|
|
|
1443 hk = ngx_array_push(&headers_names);
|
|
|
1444 if (hk == NULL) {
|
|
648
|
1445 return NGX_ERROR;
|
|
580
|
1446 }
|
|
|
1447
|
|
|
1448 hk->key.len = src[i].key.len - 5;
|
|
|
1449 hk->key.data = src[i].key.data + 5;
|
|
|
1450 hk->key_hash = ngx_hash_key_lc(hk->key.data, hk->key.len);
|
|
|
1451 hk->value = (void *) 1;
|
|
|
1452
|
|
|
1453 if (src[i].value.len == 0) {
|
|
|
1454 continue;
|
|
|
1455 }
|
|
|
1456 }
|
|
|
1457
|
|
|
1458 copy = ngx_array_push_n(conf->params_len,
|
|
|
1459 sizeof(ngx_http_script_copy_code_t));
|
|
|
1460 if (copy == NULL) {
|
|
648
|
1461 return NGX_ERROR;
|
|
580
|
1462 }
|
|
|
1463
|
|
|
1464 copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code;
|
|
|
1465 copy->len = src[i].key.len + 1;
|
|
|
1466
|
|
|
1467
|
|
|
1468 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1469 + src[i].key.len + 1 + sizeof(uintptr_t) - 1)
|
|
|
1470 & ~(sizeof(uintptr_t) - 1);
|
|
|
1471
|
|
|
1472 copy = ngx_array_push_n(conf->params, size);
|
|
|
1473 if (copy == NULL) {
|
|
648
|
1474 return NGX_ERROR;
|
|
580
|
1475 }
|
|
|
1476
|
|
|
1477 copy->code = ngx_http_script_copy_code;
|
|
|
1478 copy->len = src[i].key.len + 1;
|
|
|
1479
|
|
|
1480 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1481 (void) ngx_cpystrn(p, src[i].key.data, src[i].key.len + 1);
|
|
|
1482
|
|
|
1483
|
|
|
1484 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1485
|
|
|
1486 sc.cf = cf;
|
|
|
1487 sc.source = &src[i].value;
|
|
|
1488 sc.flushes = &conf->flushes;
|
|
|
1489 sc.lengths = &conf->params_len;
|
|
|
1490 sc.values = &conf->params;
|
|
|
1491
|
|
|
1492 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
648
|
1493 return NGX_ERROR;
|
|
580
|
1494 }
|
|
|
1495
|
|
|
1496 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1497 if (code == NULL) {
|
|
648
|
1498 return NGX_ERROR;
|
|
580
|
1499 }
|
|
|
1500
|
|
|
1501 *code = (uintptr_t) NULL;
|
|
|
1502
|
|
|
1503
|
|
|
1504 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
|
1505 if (code == NULL) {
|
|
648
|
1506 return NGX_ERROR;
|
|
580
|
1507 }
|
|
|
1508
|
|
|
1509 *code = (uintptr_t) NULL;
|
|
|
1510 }
|
|
|
1511
|
|
|
1512 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1513 if (code == NULL) {
|
|
648
|
1514 return NGX_ERROR;
|
|
580
|
1515 }
|
|
|
1516
|
|
|
1517 *code = (uintptr_t) NULL;
|
|
|
1518
|
|
|
1519 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
|
1520 if (code == NULL) {
|
|
648
|
1521 return NGX_ERROR;
|
|
580
|
1522 }
|
|
|
1523
|
|
|
1524 *code = (uintptr_t) NULL;
|
|
|
1525
|
|
|
1526 conf->header_params = headers_names.nelts;
|
|
|
1527
|
|
|
1528 hash.hash = &conf->headers_hash;
|
|
|
1529 hash.key = ngx_hash_key_lc;
|
|
|
1530 hash.max_size = 512;
|
|
|
1531 hash.bucket_size = 64;
|
|
|
1532 hash.name = "scgi_params_hash";
|
|
|
1533 hash.pool = cf->pool;
|
|
|
1534 hash.temp_pool = NULL;
|
|
|
1535
|
|
648
|
1536 return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts);
|
|
580
|
1537 }
|
|
|
1538
|
|
|
1539
|
|
|
1540 static char *
|
|
|
1541 ngx_http_scgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1542 {
|
|
|
1543 ngx_http_scgi_loc_conf_t *scf = conf;
|
|
|
1544
|
|
|
1545 ngx_url_t u;
|
|
|
1546 ngx_str_t *value, *url;
|
|
|
1547 ngx_uint_t n;
|
|
|
1548 ngx_http_core_loc_conf_t *clcf;
|
|
|
1549 ngx_http_script_compile_t sc;
|
|
|
1550
|
|
|
1551 if (scf->upstream.upstream || scf->scgi_lengths) {
|
|
|
1552 return "is duplicate";
|
|
|
1553 }
|
|
|
1554
|
|
|
1555 clcf = ngx_http_conf_get_module_loc_conf (cf, ngx_http_core_module);
|
|
|
1556 clcf->handler = ngx_http_scgi_handler;
|
|
|
1557
|
|
|
1558 value = cf->args->elts;
|
|
|
1559
|
|
|
1560 url = &value[1];
|
|
|
1561
|
|
|
1562 n = ngx_http_script_variables_count(url);
|
|
|
1563
|
|
|
1564 if (n) {
|
|
|
1565
|
|
|
1566 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1567
|
|
|
1568 sc.cf = cf;
|
|
|
1569 sc.source = url;
|
|
|
1570 sc.lengths = &scf->scgi_lengths;
|
|
|
1571 sc.values = &scf->scgi_values;
|
|
|
1572 sc.variables = n;
|
|
|
1573 sc.complete_lengths = 1;
|
|
|
1574 sc.complete_values = 1;
|
|
|
1575
|
|
|
1576 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
1577 return NGX_CONF_ERROR;
|
|
|
1578 }
|
|
|
1579
|
|
|
1580 return NGX_CONF_OK;
|
|
|
1581 }
|
|
|
1582
|
|
|
1583 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
|
1584
|
|
|
1585 u.url = value[1];
|
|
|
1586 u.no_resolve = 1;
|
|
|
1587
|
|
|
1588 scf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0);
|
|
|
1589 if (scf->upstream.upstream == NULL) {
|
|
|
1590 return NGX_CONF_ERROR;
|
|
|
1591 }
|
|
|
1592
|
|
|
1593 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
|
1594 clcf->auto_redirect = 1;
|
|
|
1595 }
|
|
|
1596
|
|
|
1597 return NGX_CONF_OK;
|
|
|
1598 }
|
|
|
1599
|
|
|
1600
|
|
|
1601 static char *
|
|
|
1602 ngx_http_scgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1603 {
|
|
|
1604 ngx_http_scgi_loc_conf_t *scf = conf;
|
|
|
1605
|
|
|
1606 ngx_str_t *value;
|
|
|
1607 ngx_http_script_compile_t sc;
|
|
|
1608
|
|
|
1609 if (scf->upstream.store != NGX_CONF_UNSET || scf->upstream.store_lengths) {
|
|
|
1610 return "is duplicate";
|
|
|
1611 }
|
|
|
1612
|
|
|
1613 value = cf->args->elts;
|
|
|
1614
|
|
|
1615 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
1616 scf->upstream.store = 0;
|
|
|
1617 return NGX_CONF_OK;
|
|
|
1618 }
|
|
|
1619
|
|
|
1620 #if (NGX_HTTP_CACHE)
|
|
|
1621
|
|
|
1622 if (scf->upstream.cache != NGX_CONF_UNSET_PTR
|
|
|
1623 && scf->upstream.cache != NULL)
|
|
|
1624 {
|
|
|
1625 return "is incompatible with \"scgi_cache\"";
|
|
|
1626 }
|
|
|
1627
|
|
|
1628 #endif
|
|
|
1629
|
|
|
1630 if (ngx_strcmp(value[1].data, "on") == 0) {
|
|
|
1631 scf->upstream.store = 1;
|
|
|
1632 return NGX_CONF_OK;
|
|
|
1633 }
|
|
|
1634
|
|
|
1635 /* include the terminating '\0' into script */
|
|
|
1636 value[1].len++;
|
|
|
1637
|
|
|
1638 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1639
|
|
|
1640 sc.cf = cf;
|
|
|
1641 sc.source = &value[1];
|
|
|
1642 sc.lengths = &scf->upstream.store_lengths;
|
|
|
1643 sc.values = &scf->upstream.store_values;
|
|
|
1644 sc.variables = ngx_http_script_variables_count(&value[1]);;
|
|
|
1645 sc.complete_lengths = 1;
|
|
|
1646 sc.complete_values = 1;
|
|
|
1647
|
|
|
1648 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
1649 return NGX_CONF_ERROR;
|
|
|
1650 }
|
|
|
1651
|
|
|
1652 return NGX_CONF_OK;
|
|
|
1653 }
|
|
|
1654
|
|
|
1655
|
|
|
1656 #if (NGX_HTTP_CACHE)
|
|
|
1657
|
|
|
1658 static char *
|
|
|
1659 ngx_http_scgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1660 {
|
|
|
1661 ngx_http_scgi_loc_conf_t *scf = conf;
|
|
|
1662
|
|
|
1663 ngx_str_t *value;
|
|
|
1664
|
|
|
1665 value = cf->args->elts;
|
|
|
1666
|
|
|
1667 if (scf->upstream.cache != NGX_CONF_UNSET_PTR) {
|
|
|
1668 return "is duplicate";
|
|
|
1669 }
|
|
|
1670
|
|
|
1671 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
1672 scf->upstream.cache = NULL;
|
|
|
1673 return NGX_CONF_OK;
|
|
|
1674 }
|
|
|
1675
|
|
|
1676 if (scf->upstream.store > 0 || scf->upstream.store_lengths) {
|
|
|
1677 return "is incompatible with \"scgi_store\"";
|
|
|
1678 }
|
|
|
1679
|
|
|
1680 scf->upstream.cache = ngx_shared_memory_add(cf, &value[1], 0,
|
|
|
1681 &ngx_http_scgi_module);
|
|
|
1682 if (scf->upstream.cache == NULL) {
|
|
|
1683 return NGX_CONF_ERROR;
|
|
|
1684 }
|
|
|
1685
|
|
|
1686 return NGX_CONF_OK;
|
|
|
1687 }
|
|
|
1688
|
|
|
1689
|
|
|
1690 static char *
|
|
|
1691 ngx_http_scgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1692 {
|
|
|
1693 ngx_http_scgi_loc_conf_t *scf = conf;
|
|
|
1694
|
|
|
1695 ngx_str_t *value;
|
|
|
1696 ngx_http_compile_complex_value_t ccv;
|
|
|
1697
|
|
|
1698 value = cf->args->elts;
|
|
|
1699
|
|
|
1700 if (scf->cache_key.value.len) {
|
|
|
1701 return "is duplicate";
|
|
|
1702 }
|
|
|
1703
|
|
|
1704 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
|
|
|
1705
|
|
|
1706 ccv.cf = cf;
|
|
|
1707 ccv.value = &value[1];
|
|
|
1708 ccv.complex_value = &scf->cache_key;
|
|
|
1709
|
|
|
1710 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
|
|
|
1711 return NGX_CONF_ERROR;
|
|
|
1712 }
|
|
|
1713
|
|
|
1714 return NGX_CONF_OK;
|
|
|
1715 }
|
|
|
1716
|
|
|
1717 #endif
|
