50
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <nginx.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_peers_t *peers;
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17
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18 ngx_str_t index;
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19
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20 ngx_array_t *params_len;
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21 ngx_array_t *params;
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22 ngx_array_t *params_source;
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50
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23 } ngx_http_fastcgi_loc_conf_t;
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24
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25
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26 typedef enum {
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27 ngx_http_fastcgi_st_version = 0,
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28 ngx_http_fastcgi_st_type,
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29 ngx_http_fastcgi_st_request_id_hi,
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30 ngx_http_fastcgi_st_request_id_lo,
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31 ngx_http_fastcgi_st_content_length_hi,
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32 ngx_http_fastcgi_st_content_length_lo,
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33 ngx_http_fastcgi_st_padding_length,
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34 ngx_http_fastcgi_st_reserved,
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35 ngx_http_fastcgi_st_data,
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36 ngx_http_fastcgi_st_padding,
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37 } ngx_http_fastcgi_state_e;
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38
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39
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40 typedef struct {
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41 ngx_http_fastcgi_state_e state;
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42 u_char *pos;
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43 u_char *last;
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44 ngx_uint_t type;
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45 size_t length;
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46 size_t padding;
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47
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48 ngx_uint_t header;
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49 } ngx_http_fastcgi_ctx_t;
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50
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51
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52 #define NGX_HTTP_FASTCGI_RESPONDER 1
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53
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54 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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55 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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56 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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57 #define NGX_HTTP_FASTCGI_PARAMS 4
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58 #define NGX_HTTP_FASTCGI_STDIN 5
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59 #define NGX_HTTP_FASTCGI_STDOUT 6
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60 #define NGX_HTTP_FASTCGI_STDERR 7
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61 #define NGX_HTTP_FASTCGI_DATA 8
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62
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63
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64 typedef struct {
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65 u_char version;
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66 u_char type;
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67 u_char request_id_hi;
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68 u_char request_id_lo;
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69 u_char content_length_hi;
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70 u_char content_length_lo;
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71 u_char padding_length;
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72 u_char reserved;
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73 } ngx_http_fastcgi_header_t;
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74
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75
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76 typedef struct {
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77 u_char role_hi;
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78 u_char role_lo;
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79 u_char flags;
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80 u_char reserved[5];
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81 } ngx_http_fastcgi_begin_request_t;
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82
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83
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58
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84 typedef struct {
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85 u_char version;
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86 u_char type;
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87 u_char request_id_hi;
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88 u_char request_id_lo;
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89 } ngx_http_fastcgi_header_small_t;
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90
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91
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92 typedef struct {
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93 ngx_http_fastcgi_header_t h0;
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94 ngx_http_fastcgi_begin_request_t br;
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95 ngx_http_fastcgi_header_small_t h1;
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96 } ngx_http_fastcgi_request_start_t;
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97
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98
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99 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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100 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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103 ngx_buf_t *buf);
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104 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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105 ngx_http_fastcgi_ctx_t *f);
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106 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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107 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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108 ngx_int_t rc);
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109
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110 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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111 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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112 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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113 void *parent, void *child);
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114 static ngx_http_variable_value_t *
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115 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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116 uintptr_t data);
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117
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118 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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119 void *conf);
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120 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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121 void *data);
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122
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123
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124 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
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125 { 1, /* version */
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126 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
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127 0, /* request_id_hi */
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128 1, /* request_id_lo */
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129 0, /* content_length_hi */
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130 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
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131 0, /* padding_length */
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132 0 }, /* reserved */
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133
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134 { 0, /* role_hi */
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135 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
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136 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
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137 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
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138
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139 { 1, /* version */
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140 NGX_HTTP_FASTCGI_PARAMS, /* type */
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141 0, /* request_id_hi */
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142 1 }, /* request_id_lo */
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143
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144 };
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145
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146
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147 #if 0
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148 static ngx_str_t ngx_http_fastcgi_methods[] = {
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149 ngx_string("GET"),
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150 ngx_string("HEAD"),
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151 ngx_string("POST")
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152 };
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153 #endif
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154
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155
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156 static ngx_str_t ngx_http_fastcgi_script_name =
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157 ngx_string("fastcgi_script_name");
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158
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159
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52
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160 #if (NGX_PCRE)
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161 static ngx_str_t ngx_http_fastcgi_uri = ngx_string("/");
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52
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162 #endif
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163
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164
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165 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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166 { ngx_http_fastcgi_lowat_check };
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167
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168 static ngx_conf_enum_t ngx_http_fastcgi_set_methods[] = {
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169 { ngx_string("get"), NGX_HTTP_GET },
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170 { ngx_null_string, 0 }
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171 };
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172
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173 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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174 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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175 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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176 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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177 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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178 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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179 { ngx_null_string, 0 }
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180 };
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181
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182
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183 static ngx_command_t ngx_http_fastcgi_commands[] = {
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184
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185 { ngx_string("fastcgi_pass"),
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186 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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187 ngx_http_fastcgi_pass,
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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("fastcgi_index"),
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193 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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194 ngx_conf_set_str_slot,
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195 NGX_HTTP_LOC_CONF_OFFSET,
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196 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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197 NULL },
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198
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199 { ngx_string("fastcgi_connect_timeout"),
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200 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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201 ngx_conf_set_msec_slot,
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202 NGX_HTTP_LOC_CONF_OFFSET,
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203 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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204 NULL },
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205
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206 { ngx_string("fastcgi_send_timeout"),
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207 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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208 ngx_conf_set_msec_slot,
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209 NGX_HTTP_LOC_CONF_OFFSET,
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210 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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211 NULL },
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212
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213 { ngx_string("fastcgi_send_lowat"),
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214 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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215 ngx_conf_set_size_slot,
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216 NGX_HTTP_LOC_CONF_OFFSET,
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217 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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218 &ngx_http_fastcgi_lowat_post },
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219
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220 { ngx_string("fastcgi_header_buffer_size"),
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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_size_slot,
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223 NGX_HTTP_LOC_CONF_OFFSET,
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224 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.header_buffer_size),
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225 NULL },
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226
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227 { ngx_string("fastcgi_method"),
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228 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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229 ngx_conf_set_enum_slot,
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230 NGX_HTTP_LOC_CONF_OFFSET,
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231 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.method),
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232 ngx_http_fastcgi_set_methods },
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233
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234 { ngx_string("fastcgi_pass_request_headers"),
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235 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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236 ngx_conf_set_flag_slot,
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237 NGX_HTTP_LOC_CONF_OFFSET,
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238 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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239 NULL },
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240
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241 { ngx_string("fastcgi_pass_request_body"),
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242 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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243 ngx_conf_set_flag_slot,
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244 NGX_HTTP_LOC_CONF_OFFSET,
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245 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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246 NULL },
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247
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248 { ngx_string("fastcgi_redirect_errors"),
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249 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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250 ngx_conf_set_flag_slot,
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251 NGX_HTTP_LOC_CONF_OFFSET,
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252 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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253 NULL },
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254
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255 { ngx_string("fastcgi_x_powered_by"),
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256 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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257 ngx_conf_set_flag_slot,
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258 NGX_HTTP_LOC_CONF_OFFSET,
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259 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_x_powered_by),
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260 NULL },
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261
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262 { ngx_string("fastcgi_read_timeout"),
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263 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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264 ngx_conf_set_msec_slot,
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265 NGX_HTTP_LOC_CONF_OFFSET,
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266 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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267 NULL },
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268
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269 { ngx_string("fastcgi_buffers"),
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270 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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271 ngx_conf_set_bufs_slot,
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272 NGX_HTTP_LOC_CONF_OFFSET,
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273 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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274 NULL },
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275
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276 { ngx_string("fastcgi_busy_buffers_size"),
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277 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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278 ngx_conf_set_size_slot,
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279 NGX_HTTP_LOC_CONF_OFFSET,
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280 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size),
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281 NULL },
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282
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283 { ngx_string("fastcgi_temp_path"),
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284 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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285 ngx_conf_set_path_slot,
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286 NGX_HTTP_LOC_CONF_OFFSET,
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287 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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288 (void *) ngx_garbage_collector_temp_handler },
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289
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290 { ngx_string("fastcgi_max_temp_file_size"),
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291 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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292 ngx_conf_set_size_slot,
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293 NGX_HTTP_LOC_CONF_OFFSET,
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294 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size),
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295 NULL },
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296
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297 { ngx_string("fastcgi_temp_file_write_size"),
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298 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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299 ngx_conf_set_size_slot,
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300 NGX_HTTP_LOC_CONF_OFFSET,
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301 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size),
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302 NULL },
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303
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304 { ngx_string("fastcgi_next_upstream"),
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305 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_ANY,
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306 ngx_conf_set_bitmask_slot,
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307 NGX_HTTP_LOC_CONF_OFFSET,
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308 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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309 &ngx_http_fastcgi_next_upstream_masks },
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310
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311 { ngx_string("fastcgi_param"),
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312 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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313 ngx_conf_set_table_elt_slot,
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314 NGX_HTTP_LOC_CONF_OFFSET,
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315 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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316 NULL },
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317
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318 ngx_null_command
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319 };
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320
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321
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322 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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323 ngx_http_fastcgi_add_variables, /* preconfiguration */
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324 NULL, /* postconfiguration */
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325
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326 NULL, /* create main configuration */
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327 NULL, /* init main configuration */
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328
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329 NULL, /* create server configuration */
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330 NULL, /* merge server configuration */
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331
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332 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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333 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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334 };
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335
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336
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337 ngx_module_t ngx_http_fastcgi_module = {
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338 NGX_MODULE_V1,
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339 &ngx_http_fastcgi_module_ctx, /* module context */
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340 ngx_http_fastcgi_commands, /* module directives */
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341 NGX_HTTP_MODULE, /* module type */
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342 NULL, /* init module */
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343 NULL /* init process */
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344 };
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345
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346
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347 static ngx_int_t
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348 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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349 {
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350 ngx_int_t rc;
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351 ngx_http_upstream_t *u;
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352 ngx_http_fastcgi_loc_conf_t *flcf;
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353
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354 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
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355
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356 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
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357 if (u == NULL) {
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358 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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359 }
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360
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361 u->peer.log = r->connection->log;
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362 u->peer.log_error = NGX_ERROR_ERR;
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363 u->peer.peers = flcf->peers;
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364 u->peer.tries = flcf->peers->number;
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365 #if (NGX_THREADS)
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366 u->peer.lock = &r->connection->lock;
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367 #endif
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368
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369 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
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370
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371 u->conf = &flcf->upstream;
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372
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373 u->create_request = ngx_http_fastcgi_create_request;
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374 u->reinit_request = ngx_http_fastcgi_reinit_request;
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375 u->process_header = ngx_http_fastcgi_process_header;
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376 u->abort_request = ngx_http_fastcgi_abort_request;
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377 u->finalize_request = ngx_http_fastcgi_finalize_request;
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378
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379 u->pipe.input_filter = ngx_http_fastcgi_input_filter;
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380 u->pipe.input_ctx = r;
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381
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382 r->upstream = u;
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383
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384 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
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385
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386 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
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387 return rc;
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388 }
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389
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390 return NGX_DONE;
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391 }
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392
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393
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394 static ngx_int_t
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395 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
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396 {
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58
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397 off_t file_pos;
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398 u_char ch, *pos;
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399 size_t size, len, key_len, val_len, padding;
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400 ngx_uint_t i, n, next;
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401 ngx_buf_t *b;
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402 ngx_chain_t *cl, *body;
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403 ngx_list_part_t *part;
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404 ngx_table_elt_t *header;
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405 ngx_http_script_code_pt code;
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406 ngx_http_script_engine_t e, le;
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407 ngx_http_fastcgi_header_t *h;
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|
408 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
409 ngx_http_script_len_code_pt lcode;
|
50
|
410
|
58
|
411 len = 0;
|
50
|
412
|
|
413 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
414
|
58
|
415 if (flcf->params_len) {
|
|
416 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
50
|
417
|
58
|
418 le.ip = flcf->params_len->elts;
|
|
419 le.request = r;
|
50
|
420
|
58
|
421 while (*(uintptr_t *) le.ip) {
|
50
|
422
|
58
|
423 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
424 key_len = lcode(&le);
|
50
|
425
|
58
|
426 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
427 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
428 }
|
|
429 le.ip += sizeof(uintptr_t);
|
50
|
430
|
58
|
431 if (val_len) {
|
|
432 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
50
|
433 }
|
|
434 }
|
|
435 }
|
|
436
|
58
|
437 if (flcf->upstream.pass_request_headers) {
|
50
|
438
|
58
|
439 part = &r->headers_in.headers.part;
|
|
440 header = part->elts;
|
|
441
|
|
442 for (i = 0; /* void */; i++) {
|
50
|
443
|
58
|
444 if (i >= part->nelts) {
|
|
445 if (part->next == NULL) {
|
|
446 break;
|
|
447 }
|
50
|
448
|
58
|
449 part = part->next;
|
|
450 header = part->elts;
|
|
451 i = 0;
|
50
|
452 }
|
|
453
|
58
|
454 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
455 + ((header[i].value.len > 127) ? 4 : 1)
|
|
456 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
50
|
457 }
|
|
458 }
|
|
459
|
|
460
|
|
461 if (len > 65535) {
|
|
462 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
463 "fastcgi: the request record is too big");
|
|
464 return NGX_ERROR;
|
|
465 }
|
|
466
|
|
467
|
|
468 padding = 8 - len % 8;
|
|
469 padding = (padding == 8) ? 0 : padding;
|
|
470
|
|
471
|
|
472 size = sizeof(ngx_http_fastcgi_header_t)
|
|
473 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
474
|
|
475 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
476 + len + padding
|
|
477 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
478
|
|
479 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
480
|
|
481
|
|
482 b = ngx_create_temp_buf(r->pool, size);
|
|
483 if (b == NULL) {
|
|
484 return NGX_ERROR;
|
|
485 }
|
|
486
|
|
487 cl = ngx_alloc_chain_link(r->pool);
|
|
488 if (cl == NULL) {
|
|
489 return NGX_ERROR;
|
|
490 }
|
|
491
|
|
492 cl->buf = b;
|
|
493
|
58
|
494 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
495 sizeof(ngx_http_fastcgi_request_start_t));
|
50
|
496
|
|
497 h = (ngx_http_fastcgi_header_t *)
|
|
498 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
499 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
500
|
|
501 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
502 h->content_length_lo = (u_char) (len & 0xff);
|
|
503 h->padding_length = (u_char) padding;
|
|
504 h->reserved = 0;
|
|
505
|
|
506 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
507 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
508 + sizeof(ngx_http_fastcgi_header_t);
|
|
509
|
|
510
|
58
|
511 if (flcf->params_len) {
|
|
512 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
50
|
513
|
58
|
514 e.ip = flcf->params->elts;
|
|
515 e.pos = b->last;
|
|
516 e.request = r;
|
50
|
517
|
58
|
518 le.ip = flcf->params_len->elts;
|
50
|
519
|
58
|
520 while (*(uintptr_t *) le.ip) {
|
50
|
521
|
58
|
522 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
523 key_len = (u_char) lcode(&le);
|
50
|
524
|
58
|
525 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
526 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
527 }
|
|
528 le.ip += sizeof(uintptr_t);
|
50
|
529
|
58
|
530 if (val_len) {
|
|
531 *e.pos++ = (u_char) key_len;
|
50
|
532
|
58
|
533 if (val_len > 127) {
|
|
534 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
535 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
536 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
537 *e.pos++ = (u_char) (val_len & 0xff);
|
50
|
538
|
58
|
539 } else {
|
|
540 *e.pos++ = (u_char) val_len;
|
|
541 }
|
|
542 }
|
50
|
543
|
58
|
544 e.skip = val_len ? 0 : 1;
|
50
|
545
|
58
|
546 while (*(uintptr_t *) e.ip) {
|
|
547 code = *(ngx_http_script_code_pt *) e.ip;
|
|
548 code((ngx_http_script_engine_t *) &e);
|
|
549 }
|
|
550 e.ip += sizeof(uintptr_t);
|
50
|
551 }
|
|
552
|
58
|
553 b->last = e.pos;
|
50
|
554 }
|
|
555
|
|
556
|
58
|
557 if (flcf->upstream.pass_request_headers) {
|
50
|
558
|
58
|
559 part = &r->headers_in.headers.part;
|
|
560 header = part->elts;
|
50
|
561
|
58
|
562 for (i = 0; /* void */; i++) {
|
50
|
563
|
58
|
564 if (i >= part->nelts) {
|
|
565 if (part->next == NULL) {
|
|
566 break;
|
|
567 }
|
|
568
|
|
569 part = part->next;
|
|
570 header = part->elts;
|
|
571 i = 0;
|
|
572 }
|
50
|
573
|
58
|
574 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
575 if (len > 127) {
|
|
576 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
577 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
578 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
579 *b->last++ = (u_char) (len & 0xff);
|
|
580
|
|
581 } else {
|
|
582 *b->last++ = (u_char) len;
|
50
|
583 }
|
|
584
|
58
|
585 len = header[i].value.len;
|
|
586 if (len > 127) {
|
|
587 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
588 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
589 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
590 *b->last++ = (u_char) (len & 0xff);
|
50
|
591
|
58
|
592 } else {
|
|
593 *b->last++ = (u_char) len;
|
50
|
594 }
|
|
595
|
58
|
596 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
50
|
597
|
58
|
598 for (n = 0; n < header[i].key.len; n++) {
|
|
599 ch = header[i].key.data[n];
|
50
|
600
|
58
|
601 if (ch >= 'a' && ch <= 'z') {
|
|
602 ch &= ~0x20;
|
50
|
603
|
58
|
604 } else if (ch == '-') {
|
|
605 ch = '_';
|
|
606 }
|
50
|
607
|
58
|
608 *b->last++ = ch;
|
50
|
609 }
|
|
610
|
58
|
611 b->last = ngx_cpymem(b->last, header[i].value.data,
|
|
612 header[i].value.len);
|
50
|
613 }
|
|
614 }
|
|
615
|
|
616
|
|
617 if (padding) {
|
|
618 ngx_memzero(b->last, padding);
|
|
619 b->last += padding;
|
|
620 }
|
|
621
|
|
622
|
|
623 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
624 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
625
|
|
626 h->version = 1;
|
|
627 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
628 h->request_id_hi = 0;
|
|
629 h->request_id_lo = 1;
|
|
630 h->content_length_hi = 0;
|
|
631 h->content_length_lo = 0;
|
|
632 h->padding_length = 0;
|
|
633 h->reserved = 0;
|
|
634
|
|
635 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
636 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
637
|
58
|
638 if (flcf->upstream.pass_request_body) {
|
|
639 body = r->upstream->request_bufs;
|
|
640 r->upstream->request_bufs = cl;
|
50
|
641
|
|
642 #if (NGX_SUPPRESS_WARN)
|
58
|
643 file_pos = 0;
|
|
644 pos = NULL;
|
50
|
645 #endif
|
|
646
|
58
|
647 while (body) {
|
50
|
648
|
58
|
649 if (body->buf->in_file) {
|
|
650 file_pos = body->buf->file_pos;
|
50
|
651
|
58
|
652 } else {
|
|
653 pos = body->buf->pos;
|
50
|
654 }
|
|
655
|
58
|
656 next = 0;
|
50
|
657
|
58
|
658 do {
|
|
659 b = ngx_alloc_buf(r->pool);
|
|
660 if (b == NULL) {
|
|
661 return NGX_ERROR;
|
50
|
662 }
|
|
663
|
58
|
664 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
665
|
|
666 if (body->buf->in_file) {
|
|
667 b->file_pos = file_pos;
|
|
668 file_pos += 32 * 1024;
|
50
|
669
|
58
|
670 if (file_pos > body->buf->file_last) {
|
|
671 file_pos = body->buf->file_last;
|
|
672 next = 1;
|
|
673 }
|
|
674
|
|
675 b->file_last = file_pos;
|
|
676 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
677
|
|
678 } else {
|
|
679 b->pos = pos;
|
|
680 pos += 32 * 1024;
|
50
|
681
|
58
|
682 if (pos > body->buf->last) {
|
|
683 pos = body->buf->last;
|
|
684 next = 1;
|
|
685 }
|
|
686
|
|
687 b->last = pos;
|
|
688 len = (ngx_uint_t) (pos - b->pos);
|
|
689 }
|
50
|
690
|
58
|
691 padding = 8 - len % 8;
|
|
692 padding = (padding == 8) ? 0 : padding;
|
50
|
693
|
58
|
694 h->version = 1;
|
|
695 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
696 h->request_id_hi = 0;
|
|
697 h->request_id_lo = 1;
|
|
698 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
699 h->content_length_lo = (u_char) (len & 0xff);
|
|
700 h->padding_length = (u_char) padding;
|
|
701 h->reserved = 0;
|
50
|
702
|
58
|
703 cl->next = ngx_alloc_chain_link(r->pool);
|
|
704 if (cl->next == NULL) {
|
|
705 return NGX_ERROR;
|
|
706 }
|
50
|
707
|
58
|
708 cl = cl->next;
|
|
709 cl->buf = b;
|
|
710
|
|
711 b = ngx_create_temp_buf(r->pool,
|
|
712 sizeof(ngx_http_fastcgi_header_t)
|
|
713 + padding);
|
|
714 if (b == NULL) {
|
|
715 return NGX_ERROR;
|
|
716 }
|
50
|
717
|
58
|
718 if (padding) {
|
|
719 ngx_memzero(b->last, padding);
|
|
720 b->last += padding;
|
|
721 }
|
|
722
|
|
723 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
724 b->last += sizeof(ngx_http_fastcgi_header_t);
|
50
|
725
|
58
|
726 cl->next = ngx_alloc_chain_link(r->pool);
|
|
727 if (cl->next == NULL) {
|
|
728 return NGX_ERROR;
|
|
729 }
|
|
730
|
|
731 cl = cl->next;
|
|
732 cl->buf = b;
|
50
|
733
|
58
|
734 } while (!next);
|
50
|
735
|
58
|
736 body = body->next;
|
|
737 }
|
50
|
738
|
58
|
739 } else {
|
|
740 r->upstream->request_bufs = cl;
|
50
|
741 }
|
|
742
|
|
743 h->version = 1;
|
|
744 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
745 h->request_id_hi = 0;
|
|
746 h->request_id_lo = 1;
|
|
747 h->content_length_hi = 0;
|
|
748 h->content_length_lo = 0;
|
|
749 h->padding_length = 0;
|
|
750 h->reserved = 0;
|
|
751
|
|
752 cl->next = NULL;
|
|
753
|
|
754 return NGX_OK;
|
|
755 }
|
|
756
|
|
757
|
|
758 static ngx_int_t
|
|
759 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
760 {
|
|
761 ngx_http_fastcgi_ctx_t *f;
|
|
762
|
|
763 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
764
|
|
765 if (f == NULL) {
|
|
766 return NGX_OK;
|
|
767 }
|
|
768
|
|
769 f->state = ngx_http_fastcgi_st_version;
|
|
770 f->header = 0;
|
|
771
|
|
772 return NGX_OK;
|
|
773 }
|
|
774
|
|
775
|
56
|
776 static ngx_int_t
|
|
777 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
50
|
778 {
|
58
|
779 u_char *start, *last;
|
|
780 ngx_str_t *status_line, line;
|
|
781 ngx_int_t rc, status;
|
|
782 ngx_uint_t key;
|
|
783 ngx_table_elt_t *h;
|
|
784 ngx_http_upstream_t *u;
|
|
785 ngx_http_fastcgi_ctx_t *f;
|
|
786 ngx_http_upstream_header_t *hh;
|
|
787 ngx_http_upstream_main_conf_t *umcf;
|
50
|
788
|
|
789 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
790
|
58
|
791 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
792 hh = (ngx_http_upstream_header_t *) umcf->headers_in_hash.buckets;
|
|
793
|
50
|
794 if (f == NULL) {
|
|
795 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
796 if (f == NULL) {
|
|
797 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
798 }
|
|
799
|
|
800 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
801 }
|
|
802
|
|
803 u = r->upstream;
|
|
804
|
|
805 for ( ;; ) {
|
|
806
|
|
807 if (f->state < ngx_http_fastcgi_st_data) {
|
|
808
|
|
809 f->pos = u->header_in.pos;
|
|
810 f->last = u->header_in.last;
|
|
811
|
|
812 rc = ngx_http_fastcgi_process_record(r, f);
|
|
813
|
|
814 u->header_in.pos = f->pos;
|
|
815 u->header_in.last = f->last;
|
|
816
|
|
817 if (rc == NGX_AGAIN) {
|
|
818 return NGX_AGAIN;
|
|
819 }
|
|
820
|
|
821 if (rc == NGX_ERROR) {
|
|
822 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
823 }
|
|
824
|
|
825 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
826 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
827 {
|
|
828 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
829 "upstream sent unexpected FastCGI record: %d",
|
|
830 f->type);
|
|
831
|
|
832 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
833 }
|
|
834
|
|
835 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
836 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
837 "upstream closed prematurely FastCGI stdout");
|
|
838
|
|
839 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
840 }
|
|
841 }
|
|
842
|
|
843 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
844
|
|
845 if (u->header_in.pos + f->padding < u->header_in.last) {
|
|
846 f->state = ngx_http_fastcgi_st_version;
|
|
847 u->header_in.pos += f->padding;
|
|
848
|
|
849 continue;
|
|
850 }
|
|
851
|
|
852 if (u->header_in.pos + f->padding == u->header_in.last) {
|
|
853 f->state = ngx_http_fastcgi_st_version;
|
|
854 u->header_in.pos = u->header_in.last;
|
|
855
|
|
856 return NGX_AGAIN;
|
|
857 }
|
|
858
|
|
859 f->padding -= u->header_in.last - u->header_in.pos;
|
|
860 u->header_in.pos = u->header_in.last;
|
|
861
|
|
862 return NGX_AGAIN;
|
|
863 }
|
|
864
|
|
865
|
|
866 /* f->state == ngx_http_fastcgi_st_data */
|
|
867
|
|
868 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
869
|
|
870 if (f->header) {
|
|
871 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
872 "upstream split a header in FastCGI records");
|
|
873
|
|
874 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
875 }
|
|
876
|
|
877 if (f->length) {
|
|
878 line.data = u->header_in.pos;
|
|
879
|
|
880 if (u->header_in.pos + f->length <= u->header_in.last) {
|
|
881 line.len = f->length;
|
|
882 u->header_in.pos += f->length;
|
|
883 f->length = 0;
|
|
884 f->state = ngx_http_fastcgi_st_padding;
|
|
885
|
|
886 } else {
|
|
887 line.len = u->header_in.last - u->header_in.pos;
|
|
888 f->length -= u->header_in.last - u->header_in.pos;
|
|
889 u->header_in.pos = u->header_in.last;
|
|
890 }
|
|
891
|
|
892 while (line.data[line.len - 1] == LF
|
|
893 || line.data[line.len - 1] == CR
|
|
894 || line.data[line.len - 1] == '.'
|
|
895 || line.data[line.len - 1] == ' ')
|
|
896 {
|
|
897 line.len--;
|
|
898 }
|
|
899
|
|
900 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
901 "FastCGI sent in stderr: \"%V\"", &line);
|
|
902
|
|
903 if (u->header_in.pos == u->header_in.last) {
|
|
904 return NGX_AGAIN;
|
|
905 }
|
|
906
|
|
907 } else {
|
|
908 f->state = ngx_http_fastcgi_st_version;
|
|
909 }
|
|
910
|
|
911 continue;
|
|
912 }
|
|
913
|
|
914
|
|
915 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
916
|
|
917 start = u->header_in.pos;
|
|
918
|
|
919 if (u->header_in.pos + f->length < u->header_in.last) {
|
|
920
|
|
921 /*
|
|
922 * set u->header_in.last to the end of the FastCGI record data
|
|
923 * for ngx_http_parse_header_line()
|
|
924 */
|
|
925
|
|
926 last = u->header_in.last;
|
|
927 u->header_in.last = u->header_in.pos + f->length;
|
|
928
|
|
929 } else {
|
|
930 last = NULL;
|
|
931 }
|
|
932
|
|
933 f->header = 1;
|
|
934
|
|
935 for ( ;; ) {
|
|
936
|
|
937 rc = ngx_http_parse_header_line(r, &u->header_in);
|
|
938
|
|
939 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
940 "http fastcgi parser: %d", rc);
|
|
941
|
|
942 if (rc == NGX_AGAIN) {
|
|
943 break;
|
|
944 }
|
|
945
|
|
946 if (rc == NGX_OK) {
|
|
947
|
|
948 /* a header line has been parsed successfully */
|
|
949
|
58
|
950 h = ngx_list_push(&u->headers_in.headers);
|
50
|
951 if (h == NULL) {
|
|
952 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
953 }
|
|
954
|
58
|
955 h->hash = r->header_hash;
|
|
956
|
50
|
957 h->key.len = r->header_name_end - r->header_name_start;
|
|
958 h->value.len = r->header_end - r->header_start;
|
|
959
|
|
960 h->key.data = ngx_palloc(r->pool,
|
|
961 h->key.len + 1 + h->value.len + 1);
|
|
962 if (h->key.data == NULL) {
|
|
963 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
964 }
|
|
965
|
|
966 h->value.data = h->key.data + h->key.len + 1;
|
|
967
|
|
968 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
969 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
970
|
58
|
971 key = h->hash % umcf->headers_in_hash.hash_size;
|
50
|
972
|
58
|
973 if (hh[key].name.len == h->key.len
|
|
974 && ngx_strcasecmp(hh[key].name.data, h->key.data) == 0)
|
|
975 {
|
|
976 if (hh[key].handler(r, h, hh[key].offset) != NGX_OK) {
|
|
977 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
50
|
978 }
|
|
979 }
|
|
980
|
|
981 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
982 "http fastcgi header: \"%V: %V\"",
|
|
983 &h->key, &h->value);
|
|
984
|
|
985 continue;
|
|
986 }
|
|
987
|
|
988 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
989
|
|
990 /* a whole header has been parsed successfully */
|
|
991
|
|
992 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
993 "http fastcgi header done");
|
|
994
|
58
|
995 if (u->headers_in.status) {
|
|
996 status_line = &u->headers_in.status->value;
|
50
|
997
|
|
998 status = ngx_atoi(status_line->data, 3);
|
|
999
|
|
1000 if (status == NGX_ERROR) {
|
|
1001 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1002 }
|
|
1003
|
|
1004 r->headers_out.status = status;
|
|
1005 r->headers_out.status_line = *status_line;
|
|
1006
|
|
1007 } else {
|
|
1008 r->headers_out.status = 200;
|
|
1009 r->headers_out.status_line.len = sizeof("200 OK") - 1;
|
|
1010 r->headers_out.status_line.data = (u_char *) "200 OK";
|
|
1011 }
|
|
1012
|
|
1013 u->state->status = r->headers_out.status;
|
|
1014 #if 0
|
|
1015 if (u->cachable) {
|
|
1016 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
1017 }
|
|
1018 #endif
|
|
1019
|
|
1020 break;
|
|
1021 }
|
|
1022
|
|
1023 /* there was error while a header line parsing */
|
|
1024
|
|
1025 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1026 ngx_http_upstream_header_errors[rc
|
|
1027 - NGX_HTTP_PARSE_HEADER_ERROR]);
|
|
1028
|
|
1029 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1030
|
|
1031 }
|
|
1032
|
|
1033 if (last) {
|
|
1034 u->header_in.last = last;
|
|
1035 }
|
|
1036
|
|
1037 f->length -= u->header_in.pos - start;
|
|
1038
|
|
1039 if (rc == NGX_AGAIN) {
|
|
1040 if (u->header_in.pos == u->header_in.last) {
|
|
1041 return NGX_AGAIN;
|
|
1042 }
|
|
1043
|
|
1044 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
1045 "upstream split a header in FastCGI records");
|
|
1046
|
|
1047 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1048 }
|
|
1049
|
|
1050 if (f->length == 0) {
|
|
1051 if (f->padding) {
|
|
1052 f->state = ngx_http_fastcgi_st_padding;
|
|
1053 } else {
|
|
1054 f->state = ngx_http_fastcgi_st_version;
|
|
1055 }
|
|
1056 }
|
|
1057
|
|
1058 return NGX_OK;
|
|
1059 }
|
|
1060 }
|
|
1061
|
|
1062
|
|
1063 static ngx_int_t
|
|
1064 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
1065 {
|
|
1066 ngx_int_t rc;
|
|
1067 ngx_buf_t *b, **prev;
|
|
1068 ngx_str_t line;
|
|
1069 ngx_chain_t *cl;
|
|
1070 ngx_http_request_t *r;
|
|
1071 ngx_http_fastcgi_ctx_t *f;
|
|
1072
|
|
1073 if (buf->pos == buf->last) {
|
|
1074 return NGX_OK;
|
|
1075 }
|
|
1076
|
|
1077 r = p->input_ctx;
|
|
1078 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1079
|
|
1080 b = NULL;
|
|
1081 prev = &buf->shadow;
|
|
1082
|
|
1083 f->pos = buf->pos;
|
|
1084 f->last = buf->last;
|
|
1085
|
|
1086 for ( ;; ) {
|
|
1087 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1088
|
|
1089 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1090
|
|
1091 if (rc == NGX_AGAIN) {
|
|
1092 break;
|
|
1093 }
|
|
1094
|
|
1095 if (rc == NGX_ERROR) {
|
|
1096 return NGX_ERROR;
|
|
1097 }
|
|
1098
|
|
1099 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1100 f->state = ngx_http_fastcgi_st_version;
|
|
1101 p->upstream_done = 1;
|
|
1102
|
|
1103 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1104 "http fastcgi closed stdout");
|
|
1105
|
|
1106 continue;
|
|
1107 }
|
|
1108
|
|
1109 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1110 f->state = ngx_http_fastcgi_st_version;
|
|
1111 p->upstream_done = 1;
|
|
1112
|
|
1113 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1114 "http fastcgi sent end request");
|
|
1115
|
|
1116 break;
|
|
1117 }
|
|
1118 }
|
|
1119
|
|
1120
|
|
1121 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1122
|
|
1123 if (f->pos + f->padding < f->last) {
|
|
1124 f->state = ngx_http_fastcgi_st_version;
|
|
1125 f->pos += f->padding;
|
|
1126
|
|
1127 continue;
|
|
1128 }
|
|
1129
|
|
1130 if (f->pos + f->padding == f->last) {
|
|
1131 f->state = ngx_http_fastcgi_st_version;
|
|
1132
|
|
1133 break;
|
|
1134 }
|
|
1135
|
|
1136 f->padding -= f->last - f->pos;
|
|
1137
|
|
1138 break;
|
|
1139 }
|
|
1140
|
|
1141
|
|
1142 /* f->state == ngx_http_fastcgi_st_data */
|
|
1143
|
|
1144 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1145
|
|
1146 if (f->length) {
|
|
1147 line.data = f->pos;
|
|
1148
|
|
1149 if (f->pos + f->length <= f->last) {
|
|
1150 line.len = f->length;
|
|
1151 f->pos += f->length;
|
|
1152 f->length = 0;
|
|
1153 f->state = ngx_http_fastcgi_st_padding;
|
|
1154
|
|
1155 } else {
|
|
1156 line.len = f->last - f->pos;
|
|
1157 f->length -= f->last - f->pos;
|
|
1158 f->pos = f->last;
|
|
1159 }
|
|
1160
|
|
1161 while (line.data[line.len - 1] == LF
|
|
1162 || line.data[line.len - 1] == CR
|
|
1163 || line.data[line.len - 1] == '.'
|
|
1164 || line.data[line.len - 1] == ' ')
|
|
1165 {
|
|
1166 line.len--;
|
|
1167 }
|
|
1168
|
|
1169 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
1170 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1171
|
|
1172 if (f->pos == f->last) {
|
|
1173 break;
|
|
1174 }
|
|
1175
|
|
1176 } else {
|
|
1177 f->state = ngx_http_fastcgi_st_version;
|
|
1178 }
|
|
1179
|
|
1180 continue;
|
|
1181 }
|
|
1182
|
|
1183
|
|
1184 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1185
|
|
1186 if (p->free) {
|
|
1187 b = p->free->buf;
|
|
1188 p->free = p->free->next;
|
|
1189
|
|
1190 } else {
|
|
1191 b = ngx_alloc_buf(p->pool);
|
|
1192 if (b == NULL) {
|
|
1193 return NGX_ERROR;
|
|
1194 }
|
|
1195 }
|
|
1196
|
|
1197 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1198
|
|
1199 b->pos = f->pos;
|
|
1200 b->start = buf->start;
|
|
1201 b->end = buf->end;
|
|
1202 b->tag = p->tag;
|
|
1203 b->temporary = 1;
|
|
1204 b->recycled = 1;
|
|
1205
|
|
1206 *prev = b;
|
|
1207 prev = &b->shadow;
|
|
1208
|
|
1209 cl = ngx_alloc_chain_link(p->pool);
|
|
1210 if (cl == NULL) {
|
|
1211 return NGX_ERROR;
|
|
1212 }
|
|
1213
|
|
1214 cl->buf = b;
|
|
1215 cl->next = NULL;
|
|
1216
|
|
1217 if (p->in) {
|
|
1218 *p->last_in = cl;
|
|
1219 } else {
|
|
1220 p->in = cl;
|
|
1221 }
|
|
1222 p->last_in = &cl->next;
|
|
1223
|
|
1224
|
|
1225 /* STUB */ b->num = buf->num;
|
|
1226
|
|
1227 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
1228
|
|
1229
|
|
1230 if (f->pos + f->length < f->last) {
|
|
1231
|
|
1232 if (f->padding) {
|
|
1233 f->state = ngx_http_fastcgi_st_padding;
|
|
1234 } else {
|
|
1235 f->state = ngx_http_fastcgi_st_version;
|
|
1236 }
|
|
1237
|
|
1238 f->pos += f->length;
|
|
1239 b->last = f->pos;
|
|
1240
|
|
1241 continue;
|
|
1242 }
|
|
1243
|
|
1244 if (f->pos + f->length == f->last) {
|
|
1245
|
|
1246 if (f->padding) {
|
|
1247 f->state = ngx_http_fastcgi_st_padding;
|
|
1248 } else {
|
|
1249 f->state = ngx_http_fastcgi_st_version;
|
|
1250 }
|
|
1251
|
|
1252 b->last = f->last;
|
|
1253
|
|
1254 break;
|
|
1255 }
|
|
1256
|
|
1257 f->length -= f->last - f->pos;
|
|
1258
|
|
1259 b->last = f->last;
|
|
1260
|
|
1261 break;
|
|
1262
|
|
1263 }
|
|
1264
|
|
1265 if (b) {
|
|
1266 b->shadow = buf;
|
|
1267 b->last_shadow = 1;
|
|
1268
|
|
1269 return NGX_OK;
|
|
1270 }
|
|
1271
|
|
1272 /* there is no data record in the buf, add it to free chain */
|
|
1273
|
|
1274 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1275 return NGX_ERROR;
|
|
1276 }
|
|
1277
|
|
1278 return NGX_OK;
|
|
1279 }
|
|
1280
|
|
1281
|
|
1282 static ngx_int_t
|
|
1283 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1284 ngx_http_fastcgi_ctx_t *f)
|
|
1285 {
|
|
1286 u_char ch, *p;
|
|
1287 ngx_http_fastcgi_state_e state;
|
|
1288
|
|
1289 state = f->state;
|
|
1290
|
|
1291 for (p = f->pos; p < f->last; p++) {
|
|
1292
|
|
1293 ch = *p;
|
|
1294
|
|
1295 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1296 "http fastcgi record byte: %02Xd", ch);
|
|
1297
|
|
1298 switch (state) {
|
|
1299
|
|
1300 case ngx_http_fastcgi_st_version:
|
|
1301 if (ch != 1) {
|
|
1302 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1303 "upstream sent unsupported FastCGI "
|
|
1304 "protocol version: %d", ch);
|
|
1305 return NGX_ERROR;
|
|
1306 }
|
|
1307 state = ngx_http_fastcgi_st_type;
|
|
1308 break;
|
|
1309
|
|
1310 case ngx_http_fastcgi_st_type:
|
|
1311 switch (ch) {
|
|
1312 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1313 case NGX_HTTP_FASTCGI_STDERR:
|
|
1314 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1315 f->type = (ngx_uint_t) ch;
|
|
1316 break;
|
|
1317 default:
|
|
1318 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1319 "upstream sent invalid FastCGI "
|
|
1320 "record type: %d", ch);
|
|
1321 return NGX_ERROR;
|
|
1322
|
|
1323 }
|
|
1324 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1325 break;
|
|
1326
|
|
1327 /* we support the single request per connection */
|
|
1328
|
|
1329 case ngx_http_fastcgi_st_request_id_hi:
|
|
1330 if (ch != 0) {
|
|
1331 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1332 "upstream sent unexpected FastCGI "
|
|
1333 "request id high byte: %d", ch);
|
|
1334 return NGX_ERROR;
|
|
1335 }
|
|
1336 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1337 break;
|
|
1338
|
|
1339 case ngx_http_fastcgi_st_request_id_lo:
|
|
1340 if (ch != 1) {
|
|
1341 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1342 "upstream sent unexpected FastCGI "
|
|
1343 "request id low byte: %d", ch);
|
|
1344 return NGX_ERROR;
|
|
1345 }
|
|
1346 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1347 break;
|
|
1348
|
|
1349 case ngx_http_fastcgi_st_content_length_hi:
|
|
1350 f->length = ch << 8;
|
|
1351 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1352 break;
|
|
1353
|
|
1354 case ngx_http_fastcgi_st_content_length_lo:
|
|
1355 f->length |= (size_t) ch;
|
|
1356 state = ngx_http_fastcgi_st_padding_length;
|
|
1357 break;
|
|
1358
|
|
1359 case ngx_http_fastcgi_st_padding_length:
|
|
1360 f->padding = (size_t) ch;
|
|
1361 state = ngx_http_fastcgi_st_reserved;
|
|
1362 break;
|
|
1363
|
|
1364 case ngx_http_fastcgi_st_reserved:
|
|
1365 state = ngx_http_fastcgi_st_data;
|
|
1366
|
|
1367 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1368 "http fastcgi record length: %z", f->length);
|
|
1369
|
|
1370 f->pos = p + 1;
|
|
1371 f->state = state;
|
|
1372
|
|
1373 return NGX_OK;
|
|
1374
|
|
1375 /* suppress warning */
|
|
1376 case ngx_http_fastcgi_st_data:
|
|
1377 case ngx_http_fastcgi_st_padding:
|
|
1378 break;
|
|
1379 }
|
|
1380 }
|
|
1381
|
|
1382 f->state = state;
|
|
1383
|
|
1384 return NGX_AGAIN;
|
|
1385 }
|
|
1386
|
|
1387
|
|
1388 static void
|
|
1389 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
1390 {
|
|
1391 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1392 "abort http fastcgi request");
|
|
1393
|
|
1394 return;
|
|
1395 }
|
|
1396
|
|
1397
|
|
1398 static void
|
|
1399 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
1400 {
|
|
1401 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1402 "finalize http fastcgi request");
|
|
1403
|
|
1404 return;
|
|
1405 }
|
|
1406
|
|
1407
|
58
|
1408 static ngx_int_t
|
|
1409 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
50
|
1410 {
|
58
|
1411 ngx_http_variable_t *var;
|
50
|
1412
|
58
|
1413 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, 0);
|
|
1414 if (var == NULL) {
|
|
1415 return NGX_ERROR;
|
50
|
1416 }
|
|
1417
|
58
|
1418 var->handler = ngx_http_fastcgi_script_name_variable;
|
50
|
1419
|
58
|
1420 return NGX_OK;
|
50
|
1421 }
|
|
1422
|
|
1423
|
|
1424 static void *
|
|
1425 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
1426 {
|
|
1427 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1428
|
|
1429 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1430 if (conf == NULL) {
|
|
1431 return NGX_CONF_ERROR;
|
|
1432 }
|
|
1433
|
|
1434 /*
|
|
1435 * set by ngx_pcalloc():
|
|
1436 *
|
|
1437 * conf->upstream.bufs.num = 0;
|
|
1438 * conf->upstream.path = NULL;
|
|
1439 * conf->upstream.next_upstream = 0;
|
|
1440 * conf->upstream.temp_path = NULL;
|
58
|
1441 * conf->upstream.schema = { 0, NULL };
|
|
1442 * conf->upstream.uri = { 0, NULL };
|
|
1443 * conf->upstream.location = NULL;
|
|
1444 *
|
50
|
1445 * conf->index.len = 0;
|
|
1446 * conf->index.data = NULL;
|
|
1447 */
|
|
1448
|
|
1449 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1450 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
56
|
1451 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1452
|
50
|
1453 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
1454 conf->upstream.header_buffer_size = NGX_CONF_UNSET_SIZE;
|
|
1455 conf->upstream.busy_buffers_size = NGX_CONF_UNSET_SIZE;
|
|
1456 conf->upstream.max_temp_file_size = NGX_CONF_UNSET_SIZE;
|
|
1457 conf->upstream.temp_file_write_size = NGX_CONF_UNSET_SIZE;
|
58
|
1458
|
|
1459 conf->upstream.pass_unparsed_uri = NGX_CONF_UNSET;
|
|
1460 conf->upstream.method = NGX_CONF_UNSET_UINT;
|
|
1461 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1462 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1463
|
50
|
1464 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
1465
|
|
1466 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1467 conf->upstream.cyclic_temp_file = 0;
|
|
1468
|
58
|
1469 conf->upstream.pass_x_powered_by = NGX_CONF_UNSET;
|
|
1470
|
|
1471 /* the hardcoded values */
|
|
1472 conf->upstream.pass_server = 1;
|
|
1473 conf->upstream.pass_date = 1;
|
|
1474
|
50
|
1475 return conf;
|
|
1476 }
|
|
1477
|
|
1478
|
|
1479 static char *
|
|
1480 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
1481 {
|
|
1482 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1483 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1484
|
58
|
1485 u_char *p;
|
|
1486 size_t size;
|
|
1487 uintptr_t *code;
|
|
1488 ngx_uint_t i;
|
|
1489 ngx_table_elt_t *src;
|
|
1490 ngx_http_script_compile_t sc;
|
|
1491 ngx_http_script_copy_code_t *copy;
|
50
|
1492
|
|
1493 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1494 prev->upstream.connect_timeout, 60000);
|
56
|
1495
|
50
|
1496 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1497 prev->upstream.send_timeout, 60000);
|
|
1498
|
|
1499 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1500 prev->upstream.read_timeout, 60000);
|
|
1501
|
56
|
1502 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1503 prev->upstream.send_lowat, 0);
|
50
|
1504
|
|
1505 ngx_conf_merge_size_value(conf->upstream.header_buffer_size,
|
|
1506 prev->upstream.header_buffer_size,
|
|
1507 (size_t) ngx_pagesize);
|
|
1508
|
56
|
1509
|
50
|
1510 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1511 8, ngx_pagesize);
|
|
1512
|
|
1513 if (conf->upstream.bufs.num < 2) {
|
|
1514 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1515 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1516 return NGX_CONF_ERROR;
|
|
1517 }
|
|
1518
|
|
1519
|
|
1520 size = conf->upstream.header_buffer_size;
|
|
1521 if (size < conf->upstream.bufs.size) {
|
|
1522 size = conf->upstream.bufs.size;
|
|
1523 }
|
|
1524
|
|
1525
|
|
1526 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size,
|
|
1527 prev->upstream.busy_buffers_size,
|
|
1528 NGX_CONF_UNSET_SIZE);
|
|
1529
|
|
1530 if (conf->upstream.busy_buffers_size == NGX_CONF_UNSET_SIZE) {
|
|
1531 conf->upstream.busy_buffers_size = 2 * size;
|
|
1532
|
|
1533 } else if (conf->upstream.busy_buffers_size < size) {
|
|
1534 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1535 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
1536 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1537 "one of the \"fastcgi_buffers\"");
|
|
1538
|
|
1539 return NGX_CONF_ERROR;
|
|
1540
|
|
1541 } else if (conf->upstream.busy_buffers_size
|
|
1542 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
|
1543 {
|
|
1544 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1545 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
1546 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
1547
|
|
1548 return NGX_CONF_ERROR;
|
|
1549 }
|
|
1550
|
|
1551
|
|
1552 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size,
|
|
1553 prev->upstream.temp_file_write_size,
|
|
1554 NGX_CONF_UNSET_SIZE);
|
|
1555
|
|
1556 if (conf->upstream.temp_file_write_size == NGX_CONF_UNSET_SIZE) {
|
|
1557 conf->upstream.temp_file_write_size = 2 * size;
|
|
1558
|
|
1559 } else if (conf->upstream.temp_file_write_size < size) {
|
|
1560 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1561 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
1562 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1563 "one of the \"fastcgi_buffers\"");
|
|
1564
|
|
1565 return NGX_CONF_ERROR;
|
|
1566 }
|
|
1567
|
|
1568
|
|
1569 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size,
|
|
1570 prev->upstream.max_temp_file_size,
|
|
1571 NGX_CONF_UNSET_SIZE);
|
|
1572
|
|
1573 if (conf->upstream.max_temp_file_size == NGX_CONF_UNSET_SIZE) {
|
|
1574
|
|
1575 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
|
1576
|
|
1577 } else if (conf->upstream.max_temp_file_size != 0
|
|
1578 && conf->upstream.max_temp_file_size < size)
|
|
1579 {
|
|
1580 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1581 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1582 "the temporary files usage or must be equal or bigger than "
|
|
1583 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1584 "one of the \"fastcgi_buffers\"");
|
|
1585
|
|
1586 return NGX_CONF_ERROR;
|
|
1587 }
|
|
1588
|
|
1589
|
|
1590 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
1591 prev->upstream.next_upstream,
|
|
1592 (NGX_CONF_BITMASK_SET
|
|
1593 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1594 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
1595
|
|
1596 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1597 prev->upstream.temp_path,
|
|
1598 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1599 ngx_garbage_collector_temp_handler, cf);
|
|
1600
|
56
|
1601 ngx_conf_merge_msec_value(conf->upstream.pass_unparsed_uri,
|
|
1602 prev->upstream.pass_unparsed_uri, 0);
|
|
1603
|
58
|
1604 if (conf->upstream.pass_unparsed_uri && conf->upstream.location->len > 1) {
|
56
|
1605 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
1606 "\"fastcgi_pass_unparsed_uri\" can be set for "
|
|
1607 "location \"/\" or given by regular expression.");
|
|
1608 return NGX_CONF_ERROR;
|
|
1609 }
|
|
1610
|
58
|
1611 if (conf->upstream.method == NGX_CONF_UNSET_UINT) {
|
|
1612 conf->upstream.method = prev->upstream.method;
|
|
1613 }
|
|
1614
|
|
1615 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1616 prev->upstream.pass_request_headers, 1);
|
|
1617 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1618 prev->upstream.pass_request_body, 1);
|
|
1619
|
|
1620 ngx_conf_merge_msec_value(conf->upstream.redirect_errors,
|
|
1621 prev->upstream.redirect_errors, 0);
|
|
1622
|
|
1623 ngx_conf_merge_msec_value(conf->upstream.pass_x_powered_by,
|
|
1624 prev->upstream.pass_x_powered_by, 1);
|
56
|
1625
|
|
1626
|
50
|
1627 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1628
|
56
|
1629 if (conf->peers == NULL) {
|
|
1630 conf->peers = prev->peers;
|
|
1631 conf->upstream = prev->upstream;
|
|
1632 }
|
|
1633
|
58
|
1634 if (conf->params_source == NULL) {
|
|
1635 conf->params_source = prev->params_source;
|
|
1636 conf->params_len = prev->params_len;
|
|
1637 conf->params = prev->params;
|
|
1638
|
|
1639 if (conf->params_source == NULL) {
|
|
1640 return NGX_CONF_OK;
|
|
1641 }
|
|
1642 }
|
|
1643
|
|
1644 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1645 if (conf->params_len == NULL) {
|
|
1646 return NGX_CONF_ERROR;
|
|
1647 }
|
|
1648
|
|
1649 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1650 if (conf->params == NULL) {
|
|
1651 return NGX_CONF_ERROR;
|
|
1652 }
|
|
1653
|
|
1654 src = conf->params_source->elts;
|
|
1655 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1656
|
|
1657 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1658 copy = ngx_array_push_n(conf->params_len,
|
|
1659 sizeof(ngx_http_script_copy_code_t));
|
|
1660 if (copy == NULL) {
|
|
1661 return NGX_CONF_ERROR;
|
|
1662 }
|
|
1663
|
|
1664 copy->code = (ngx_http_script_code_pt)
|
|
1665 ngx_http_script_copy_len_code;
|
|
1666 copy->len = src[i].key.len;
|
|
1667
|
|
1668
|
|
1669 copy = ngx_array_push_n(conf->params_len,
|
|
1670 sizeof(ngx_http_script_copy_code_t));
|
|
1671 if (copy == NULL) {
|
|
1672 return NGX_CONF_ERROR;
|
|
1673 }
|
|
1674
|
|
1675 copy->code = (ngx_http_script_code_pt)
|
|
1676 ngx_http_script_copy_len_code;
|
|
1677 copy->len = src[i].value.len;
|
|
1678
|
|
1679
|
|
1680 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1681 + src[i].key.len + src[i].value.len
|
|
1682 + sizeof(uintptr_t) - 1)
|
|
1683 & ~(sizeof(uintptr_t) - 1);
|
|
1684
|
|
1685 copy = ngx_array_push_n(conf->params, size);
|
|
1686 if (copy == NULL) {
|
|
1687 return NGX_CONF_ERROR;
|
|
1688 }
|
|
1689
|
|
1690 copy->code = ngx_http_script_copy_code;
|
|
1691 copy->len = src[i].key.len + src[i].value.len;
|
|
1692
|
|
1693 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1694
|
|
1695 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
1696 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
1697
|
|
1698 } else {
|
|
1699 copy = ngx_array_push_n(conf->params_len,
|
|
1700 sizeof(ngx_http_script_copy_code_t));
|
|
1701 if (copy == NULL) {
|
|
1702 return NGX_CONF_ERROR;
|
|
1703 }
|
|
1704
|
|
1705 copy->code = (ngx_http_script_code_pt)
|
|
1706 ngx_http_script_copy_len_code;
|
|
1707 copy->len = src[i].key.len;
|
|
1708
|
|
1709
|
|
1710 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1711 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
1712 & ~(sizeof(uintptr_t) - 1);
|
|
1713
|
|
1714 copy = ngx_array_push_n(conf->params, size);
|
|
1715 if (copy == NULL) {
|
|
1716 return NGX_CONF_ERROR;
|
|
1717 }
|
|
1718
|
|
1719 copy->code = ngx_http_script_copy_code;
|
|
1720 copy->len = src[i].key.len;
|
|
1721
|
|
1722 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1723 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
1724
|
|
1725
|
|
1726 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
1727
|
|
1728 sc.cf = cf;
|
|
1729 sc.source = &src[i].value;
|
|
1730 sc.lengths = &conf->params_len;
|
|
1731 sc.values = &conf->params;
|
|
1732
|
|
1733 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
1734 return NGX_CONF_ERROR;
|
|
1735 }
|
|
1736 }
|
|
1737
|
|
1738 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1739 if (code == NULL) {
|
|
1740 return NGX_CONF_ERROR;
|
|
1741 }
|
|
1742
|
|
1743 *code = (uintptr_t) NULL;
|
|
1744
|
|
1745
|
|
1746 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
1747 if (code == NULL) {
|
|
1748 return NGX_CONF_ERROR;
|
|
1749 }
|
|
1750
|
|
1751 *code = (uintptr_t) NULL;
|
|
1752 }
|
|
1753
|
|
1754 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1755 if (code == NULL) {
|
|
1756 return NGX_CONF_ERROR;
|
|
1757 }
|
|
1758
|
|
1759 *code = (uintptr_t) NULL;
|
|
1760
|
50
|
1761 return NGX_CONF_OK;
|
|
1762 }
|
58
|
1763
|
|
1764
|
|
1765 static ngx_http_variable_value_t *
|
|
1766 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, uintptr_t data)
|
|
1767 {
|
|
1768 u_char *p;
|
|
1769 ngx_http_variable_value_t *vv;
|
|
1770 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
1771
|
|
1772 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t));
|
|
1773 if (vv == NULL) {
|
|
1774 return NULL;
|
|
1775 }
|
|
1776
|
|
1777 vv->value = 0;
|
|
1778
|
|
1779 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1780
|
|
1781 if (r->uri.data[r->uri.len - 1] != '/') {
|
|
1782 vv->text = r->uri;
|
|
1783 return vv;
|
|
1784 }
|
|
1785
|
|
1786 vv->text.len = r->uri.len + flcf->index.len;
|
|
1787
|
|
1788 vv->text.data = ngx_palloc(r->pool, vv->text.len);
|
|
1789 if (vv->text.data == NULL) {
|
|
1790 return NULL;
|
|
1791 }
|
|
1792
|
|
1793 p = ngx_cpymem(vv->text.data, r->uri.data, r->uri.len);
|
|
1794 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
1795
|
|
1796 return vv;
|
|
1797 }
|
|
1798
|
|
1799
|
|
1800 static char *
|
|
1801 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
1802 {
|
|
1803 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
1804
|
|
1805 ngx_str_t *value;
|
|
1806 ngx_inet_upstream_t inet_upstream;
|
|
1807 ngx_http_core_loc_conf_t *clcf;
|
|
1808 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
1809 ngx_unix_domain_upstream_t unix_upstream;
|
|
1810 #endif
|
|
1811
|
|
1812 value = cf->args->elts;
|
|
1813
|
|
1814 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
1815
|
|
1816 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
1817
|
|
1818 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
1819
|
|
1820 unix_upstream.name = value[1];
|
|
1821 unix_upstream.url = value[1];
|
|
1822
|
|
1823 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
1824 if (lcf->peers == NULL) {
|
|
1825 return NGX_CONF_ERROR;
|
|
1826 }
|
|
1827
|
|
1828 #else
|
|
1829 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1830 "the unix domain sockets are not supported "
|
|
1831 "on this platform");
|
|
1832 return NGX_CONF_ERROR;
|
|
1833
|
|
1834 #endif
|
|
1835
|
|
1836 } else {
|
|
1837 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
1838
|
|
1839 inet_upstream.name = value[1];
|
|
1840 inet_upstream.url = value[1];
|
|
1841
|
|
1842 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
1843 if (lcf->peers == NULL) {
|
|
1844 return NGX_CONF_ERROR;
|
|
1845 }
|
|
1846 }
|
|
1847
|
|
1848 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
1849 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
1850 lcf->upstream.uri.len = sizeof("/") - 1;
|
|
1851 lcf->upstream.uri.data = (u_char *) "/";
|
|
1852
|
|
1853 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
1854
|
|
1855 clcf->handler = ngx_http_fastcgi_handler;
|
|
1856
|
|
1857 #if (NGX_PCRE)
|
|
1858 lcf->upstream.location = clcf->regex ? &ngx_http_fastcgi_uri : &clcf->name;
|
|
1859 #else
|
|
1860 lcf->upstream.location = &clcf->name;
|
|
1861 #endif
|
|
1862
|
|
1863 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
1864 clcf->auto_redirect = 1;
|
|
1865 }
|
|
1866
|
|
1867 return NGX_CONF_OK;
|
|
1868 }
|
|
1869
|
|
1870
|
|
1871 static char *
|
|
1872 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
1873 {
|
|
1874 #if (NGX_FREEBSD)
|
|
1875 ssize_t *np = data;
|
|
1876
|
|
1877 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
1878 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1879 "\"fastcgi_send_lowat\" must be less than %d "
|
|
1880 "(sysctl net.inet.tcp.sendspace)",
|
|
1881 ngx_freebsd_net_inet_tcp_sendspace);
|
|
1882
|
|
1883 return NGX_CONF_ERROR;
|
|
1884 }
|
|
1885
|
|
1886 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
1887 ssize_t *np = data;
|
|
1888
|
|
1889 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1890 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
1891
|
|
1892 *np = 0;
|
|
1893
|
|
1894 #endif
|
|
1895
|
|
1896 return NGX_CONF_OK;
|
|
1897 }
|