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