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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122
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20 ngx_array_t *flushes;
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21 ngx_array_t *params_len;
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22 ngx_array_t *params;
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23 ngx_array_t *params_source;
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50
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24 } ngx_http_fastcgi_loc_conf_t;
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25
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26
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27 typedef enum {
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28 ngx_http_fastcgi_st_version = 0,
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29 ngx_http_fastcgi_st_type,
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30 ngx_http_fastcgi_st_request_id_hi,
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31 ngx_http_fastcgi_st_request_id_lo,
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32 ngx_http_fastcgi_st_content_length_hi,
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33 ngx_http_fastcgi_st_content_length_lo,
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34 ngx_http_fastcgi_st_padding_length,
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35 ngx_http_fastcgi_st_reserved,
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36 ngx_http_fastcgi_st_data,
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37 ngx_http_fastcgi_st_padding
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38 } ngx_http_fastcgi_state_e;
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39
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40
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41 typedef struct {
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42 ngx_http_fastcgi_state_e state;
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43 u_char *pos;
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44 u_char *last;
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45 ngx_uint_t type;
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46 size_t length;
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47 size_t padding;
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48
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49 ngx_uint_t header;
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50 } ngx_http_fastcgi_ctx_t;
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51
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52
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53 #define NGX_HTTP_FASTCGI_RESPONDER 1
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54
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55 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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56 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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57 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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58 #define NGX_HTTP_FASTCGI_PARAMS 4
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59 #define NGX_HTTP_FASTCGI_STDIN 5
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60 #define NGX_HTTP_FASTCGI_STDOUT 6
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61 #define NGX_HTTP_FASTCGI_STDERR 7
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62 #define NGX_HTTP_FASTCGI_DATA 8
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63
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64
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65 typedef struct {
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66 u_char version;
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67 u_char type;
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68 u_char request_id_hi;
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69 u_char request_id_lo;
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70 u_char content_length_hi;
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71 u_char content_length_lo;
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72 u_char padding_length;
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73 u_char reserved;
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74 } ngx_http_fastcgi_header_t;
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75
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76
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77 typedef struct {
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78 u_char role_hi;
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79 u_char role_lo;
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80 u_char flags;
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81 u_char reserved[5];
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82 } ngx_http_fastcgi_begin_request_t;
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83
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84
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58
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85 typedef struct {
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86 u_char version;
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87 u_char type;
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88 u_char request_id_hi;
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89 u_char request_id_lo;
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90 } ngx_http_fastcgi_header_small_t;
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91
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92
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93 typedef struct {
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94 ngx_http_fastcgi_header_t h0;
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95 ngx_http_fastcgi_begin_request_t br;
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96 ngx_http_fastcgi_header_small_t h1;
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97 } ngx_http_fastcgi_request_start_t;
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98
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99
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100 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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103 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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104 ngx_buf_t *buf);
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105 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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106 ngx_http_fastcgi_ctx_t *f);
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107 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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108 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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109 ngx_int_t rc);
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110
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111 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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112 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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113 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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114 void *parent, void *child);
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122
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115 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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116 ngx_http_variable_value_t *v, 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 static ngx_str_t ngx_http_fastcgi_script_name =
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148 ngx_string("fastcgi_script_name");
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149
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150
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151 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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152 { ngx_http_fastcgi_lowat_check };
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153
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154
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155 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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156 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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157 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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158 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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159 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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160 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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161 { ngx_null_string, 0 }
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162 };
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163
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164
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165 static ngx_command_t ngx_http_fastcgi_commands[] = {
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166
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167 { ngx_string("fastcgi_pass"),
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168 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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169 ngx_http_fastcgi_pass,
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170 NGX_HTTP_LOC_CONF_OFFSET,
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171 0,
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172 NULL },
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173
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174 { ngx_string("fastcgi_index"),
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175 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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176 ngx_conf_set_str_slot,
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177 NGX_HTTP_LOC_CONF_OFFSET,
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178 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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179 NULL },
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180
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181 { ngx_string("fastcgi_connect_timeout"),
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182 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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183 ngx_conf_set_msec_slot,
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184 NGX_HTTP_LOC_CONF_OFFSET,
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185 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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186 NULL },
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187
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188 { ngx_string("fastcgi_send_timeout"),
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189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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190 ngx_conf_set_msec_slot,
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191 NGX_HTTP_LOC_CONF_OFFSET,
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192 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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193 NULL },
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194
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195 { ngx_string("fastcgi_send_lowat"),
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196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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197 ngx_conf_set_size_slot,
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198 NGX_HTTP_LOC_CONF_OFFSET,
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199 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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200 &ngx_http_fastcgi_lowat_post },
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201
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202 { ngx_string("fastcgi_header_buffer_size"),
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203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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204 ngx_conf_set_size_slot,
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205 NGX_HTTP_LOC_CONF_OFFSET,
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206 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.header_buffer_size),
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207 NULL },
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208
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209 { ngx_string("fastcgi_pass_request_headers"),
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210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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211 ngx_conf_set_flag_slot,
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212 NGX_HTTP_LOC_CONF_OFFSET,
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213 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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214 NULL },
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215
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216 { ngx_string("fastcgi_pass_request_body"),
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217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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218 ngx_conf_set_flag_slot,
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219 NGX_HTTP_LOC_CONF_OFFSET,
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220 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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221 NULL },
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222
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223 { ngx_string("fastcgi_redirect_errors"),
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224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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225 ngx_conf_set_flag_slot,
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226 NGX_HTTP_LOC_CONF_OFFSET,
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227 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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228 NULL },
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229
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230 { ngx_string("fastcgi_x_powered_by"),
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231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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232 ngx_conf_set_flag_slot,
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233 NGX_HTTP_LOC_CONF_OFFSET,
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234 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_x_powered_by),
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235 NULL },
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236
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237 { ngx_string("fastcgi_read_timeout"),
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238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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239 ngx_conf_set_msec_slot,
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240 NGX_HTTP_LOC_CONF_OFFSET,
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241 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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242 NULL },
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243
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244 { ngx_string("fastcgi_buffers"),
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245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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246 ngx_conf_set_bufs_slot,
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247 NGX_HTTP_LOC_CONF_OFFSET,
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248 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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249 NULL },
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250
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251 { ngx_string("fastcgi_busy_buffers_size"),
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252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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253 ngx_conf_set_size_slot,
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254 NGX_HTTP_LOC_CONF_OFFSET,
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255 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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256 NULL },
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257
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258 { ngx_string("fastcgi_temp_path"),
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259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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260 ngx_conf_set_path_slot,
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261 NGX_HTTP_LOC_CONF_OFFSET,
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262 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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263 (void *) ngx_garbage_collector_temp_handler },
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264
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265 { ngx_string("fastcgi_max_temp_file_size"),
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266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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267 ngx_conf_set_size_slot,
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268 NGX_HTTP_LOC_CONF_OFFSET,
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269 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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270 NULL },
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271
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272 { ngx_string("fastcgi_temp_file_write_size"),
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273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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274 ngx_conf_set_size_slot,
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275 NGX_HTTP_LOC_CONF_OFFSET,
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276 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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277 NULL },
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278
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279 { ngx_string("fastcgi_next_upstream"),
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280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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281 ngx_conf_set_bitmask_slot,
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282 NGX_HTTP_LOC_CONF_OFFSET,
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283 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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284 &ngx_http_fastcgi_next_upstream_masks },
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285
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286 { ngx_string("fastcgi_upstream_max_fails"),
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287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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288 ngx_conf_set_num_slot,
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289 NGX_HTTP_LOC_CONF_OFFSET,
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290 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails),
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291 NULL },
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292
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293 { ngx_string("fastcgi_upstream_fail_timeout"),
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294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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295 ngx_conf_set_sec_slot,
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296 NGX_HTTP_LOC_CONF_OFFSET,
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297 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout),
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298 NULL },
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299
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300 { ngx_string("fastcgi_param"),
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301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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302 ngx_conf_set_table_elt_slot,
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303 NGX_HTTP_LOC_CONF_OFFSET,
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304 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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305 NULL },
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306
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307 ngx_null_command
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308 };
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309
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310
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311 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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312 ngx_http_fastcgi_add_variables, /* preconfiguration */
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313 NULL, /* postconfiguration */
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314
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315 NULL, /* create main configuration */
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316 NULL, /* init main configuration */
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317
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318 NULL, /* create server configuration */
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319 NULL, /* merge server configuration */
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320
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321 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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322 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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323 };
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324
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325
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326 ngx_module_t ngx_http_fastcgi_module = {
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327 NGX_MODULE_V1,
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328 &ngx_http_fastcgi_module_ctx, /* module context */
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329 ngx_http_fastcgi_commands, /* module directives */
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330 NGX_HTTP_MODULE, /* module type */
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90
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331 NULL, /* init master */
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332 NULL, /* init module */
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90
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333 NULL, /* init process */
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334 NULL, /* init thread */
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335 NULL, /* exit thread */
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336 NULL, /* exit process */
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337 NULL, /* exit master */
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338 NGX_MODULE_V1_PADDING
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50
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339 };
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340
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341
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342 static ngx_int_t
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343 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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344 {
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345 ngx_int_t rc;
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346 ngx_http_upstream_t *u;
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347 ngx_http_fastcgi_loc_conf_t *flcf;
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348
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349 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
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350
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351 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
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352 if (u == NULL) {
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353 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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354 }
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355
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356 u->peer.log = r->connection->log;
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357 u->peer.log_error = NGX_ERROR_ERR;
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358 u->peer.peers = flcf->peers;
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359 u->peer.tries = flcf->peers->number;
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360 #if (NGX_THREADS)
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361 u->peer.lock = &r->connection->lock;
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362 #endif
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363
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364 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
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365
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366 u->conf = &flcf->upstream;
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367
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368 u->create_request = ngx_http_fastcgi_create_request;
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369 u->reinit_request = ngx_http_fastcgi_reinit_request;
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370 u->process_header = ngx_http_fastcgi_process_header;
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371 u->abort_request = ngx_http_fastcgi_abort_request;
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372 u->finalize_request = ngx_http_fastcgi_finalize_request;
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373
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374 u->pipe.input_filter = ngx_http_fastcgi_input_filter;
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375 u->pipe.input_ctx = r;
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376
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377 r->upstream = u;
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378
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379 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
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380
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381 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
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382 return rc;
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383 }
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384
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385 return NGX_DONE;
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386 }
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387
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388
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389 static ngx_int_t
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390 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
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391 {
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58
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392 off_t file_pos;
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393 u_char ch, *pos;
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394 size_t size, len, key_len, val_len, padding;
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395 ngx_uint_t i, n, next;
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396 ngx_buf_t *b;
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397 ngx_chain_t *cl, *body;
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398 ngx_list_part_t *part;
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399 ngx_table_elt_t *header;
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400 ngx_http_script_code_pt code;
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401 ngx_http_script_engine_t e, le;
|
|
402 ngx_http_fastcgi_header_t *h;
|
|
403 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
404 ngx_http_script_len_code_pt lcode;
|
50
|
405
|
58
|
406 len = 0;
|
50
|
407
|
|
408 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
409
|
58
|
410 if (flcf->params_len) {
|
|
411 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
50
|
412
|
122
|
413 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
|
|
414 le.flushed = 1;
|
|
415
|
58
|
416 le.ip = flcf->params_len->elts;
|
|
417 le.request = r;
|
50
|
418
|
58
|
419 while (*(uintptr_t *) le.ip) {
|
50
|
420
|
58
|
421 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
422 key_len = lcode(&le);
|
50
|
423
|
58
|
424 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
425 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
426 }
|
|
427 le.ip += sizeof(uintptr_t);
|
50
|
428
|
86
|
429 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
50
|
430 }
|
|
431 }
|
|
432
|
58
|
433 if (flcf->upstream.pass_request_headers) {
|
50
|
434
|
58
|
435 part = &r->headers_in.headers.part;
|
|
436 header = part->elts;
|
|
437
|
|
438 for (i = 0; /* void */; i++) {
|
50
|
439
|
58
|
440 if (i >= part->nelts) {
|
|
441 if (part->next == NULL) {
|
|
442 break;
|
|
443 }
|
50
|
444
|
58
|
445 part = part->next;
|
|
446 header = part->elts;
|
|
447 i = 0;
|
50
|
448 }
|
|
449
|
58
|
450 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
451 + ((header[i].value.len > 127) ? 4 : 1)
|
|
452 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
50
|
453 }
|
|
454 }
|
|
455
|
|
456
|
|
457 if (len > 65535) {
|
|
458 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
459 "fastcgi: the request record is too big");
|
|
460 return NGX_ERROR;
|
|
461 }
|
|
462
|
|
463
|
|
464 padding = 8 - len % 8;
|
|
465 padding = (padding == 8) ? 0 : padding;
|
|
466
|
|
467
|
|
468 size = sizeof(ngx_http_fastcgi_header_t)
|
|
469 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
470
|
|
471 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
472 + len + padding
|
|
473 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
474
|
|
475 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
476
|
|
477
|
|
478 b = ngx_create_temp_buf(r->pool, size);
|
|
479 if (b == NULL) {
|
|
480 return NGX_ERROR;
|
|
481 }
|
|
482
|
|
483 cl = ngx_alloc_chain_link(r->pool);
|
|
484 if (cl == NULL) {
|
|
485 return NGX_ERROR;
|
|
486 }
|
|
487
|
|
488 cl->buf = b;
|
|
489
|
58
|
490 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
491 sizeof(ngx_http_fastcgi_request_start_t));
|
50
|
492
|
|
493 h = (ngx_http_fastcgi_header_t *)
|
|
494 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
495 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
496
|
|
497 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
498 h->content_length_lo = (u_char) (len & 0xff);
|
|
499 h->padding_length = (u_char) padding;
|
|
500 h->reserved = 0;
|
|
501
|
|
502 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
503 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
504 + sizeof(ngx_http_fastcgi_header_t);
|
|
505
|
|
506
|
58
|
507 if (flcf->params_len) {
|
|
508 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
50
|
509
|
58
|
510 e.ip = flcf->params->elts;
|
|
511 e.pos = b->last;
|
|
512 e.request = r;
|
122
|
513 e.flushed = 1;
|
50
|
514
|
58
|
515 le.ip = flcf->params_len->elts;
|
50
|
516
|
58
|
517 while (*(uintptr_t *) le.ip) {
|
50
|
518
|
58
|
519 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
520 key_len = (u_char) lcode(&le);
|
50
|
521
|
58
|
522 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
523 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
524 }
|
|
525 le.ip += sizeof(uintptr_t);
|
50
|
526
|
86
|
527 *e.pos++ = (u_char) key_len;
|
50
|
528
|
86
|
529 if (val_len > 127) {
|
|
530 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
531 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
532 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
533 *e.pos++ = (u_char) (val_len & 0xff);
|
50
|
534
|
86
|
535 } else {
|
|
536 *e.pos++ = (u_char) val_len;
|
58
|
537 }
|
50
|
538
|
58
|
539 while (*(uintptr_t *) e.ip) {
|
|
540 code = *(ngx_http_script_code_pt *) e.ip;
|
|
541 code((ngx_http_script_engine_t *) &e);
|
|
542 }
|
|
543 e.ip += sizeof(uintptr_t);
|
50
|
544 }
|
|
545
|
58
|
546 b->last = e.pos;
|
50
|
547 }
|
|
548
|
|
549
|
58
|
550 if (flcf->upstream.pass_request_headers) {
|
50
|
551
|
58
|
552 part = &r->headers_in.headers.part;
|
|
553 header = part->elts;
|
50
|
554
|
58
|
555 for (i = 0; /* void */; i++) {
|
50
|
556
|
58
|
557 if (i >= part->nelts) {
|
|
558 if (part->next == NULL) {
|
126
|
559 break;
|
58
|
560 }
|
126
|
561
|
58
|
562 part = part->next;
|
|
563 header = part->elts;
|
|
564 i = 0;
|
|
565 }
|
50
|
566
|
58
|
567 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
568 if (len > 127) {
|
|
569 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
570 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
571 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
572 *b->last++ = (u_char) (len & 0xff);
|
126
|
573
|
58
|
574 } else {
|
|
575 *b->last++ = (u_char) len;
|
50
|
576 }
|
|
577
|
58
|
578 len = header[i].value.len;
|
|
579 if (len > 127) {
|
|
580 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
581 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
582 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
583 *b->last++ = (u_char) (len & 0xff);
|
50
|
584
|
58
|
585 } else {
|
|
586 *b->last++ = (u_char) len;
|
50
|
587 }
|
|
588
|
58
|
589 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
50
|
590
|
58
|
591 for (n = 0; n < header[i].key.len; n++) {
|
|
592 ch = header[i].key.data[n];
|
50
|
593
|
58
|
594 if (ch >= 'a' && ch <= 'z') {
|
|
595 ch &= ~0x20;
|
50
|
596
|
58
|
597 } else if (ch == '-') {
|
|
598 ch = '_';
|
|
599 }
|
50
|
600
|
58
|
601 *b->last++ = ch;
|
50
|
602 }
|
|
603
|
122
|
604 b->last = ngx_copy(b->last, header[i].value.data,
|
|
605 header[i].value.len);
|
50
|
606 }
|
|
607 }
|
|
608
|
|
609
|
|
610 if (padding) {
|
|
611 ngx_memzero(b->last, padding);
|
|
612 b->last += padding;
|
|
613 }
|
|
614
|
|
615
|
|
616 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
617 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
618
|
|
619 h->version = 1;
|
|
620 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
621 h->request_id_hi = 0;
|
|
622 h->request_id_lo = 1;
|
|
623 h->content_length_hi = 0;
|
|
624 h->content_length_lo = 0;
|
|
625 h->padding_length = 0;
|
|
626 h->reserved = 0;
|
|
627
|
|
628 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
629 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
630
|
58
|
631 if (flcf->upstream.pass_request_body) {
|
|
632 body = r->upstream->request_bufs;
|
|
633 r->upstream->request_bufs = cl;
|
50
|
634
|
|
635 #if (NGX_SUPPRESS_WARN)
|
58
|
636 file_pos = 0;
|
|
637 pos = NULL;
|
50
|
638 #endif
|
|
639
|
58
|
640 while (body) {
|
50
|
641
|
58
|
642 if (body->buf->in_file) {
|
|
643 file_pos = body->buf->file_pos;
|
50
|
644
|
58
|
645 } else {
|
|
646 pos = body->buf->pos;
|
50
|
647 }
|
|
648
|
58
|
649 next = 0;
|
50
|
650
|
58
|
651 do {
|
|
652 b = ngx_alloc_buf(r->pool);
|
|
653 if (b == NULL) {
|
|
654 return NGX_ERROR;
|
50
|
655 }
|
|
656
|
58
|
657 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
658
|
|
659 if (body->buf->in_file) {
|
|
660 b->file_pos = file_pos;
|
|
661 file_pos += 32 * 1024;
|
50
|
662
|
58
|
663 if (file_pos > body->buf->file_last) {
|
|
664 file_pos = body->buf->file_last;
|
|
665 next = 1;
|
|
666 }
|
|
667
|
|
668 b->file_last = file_pos;
|
|
669 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
670
|
|
671 } else {
|
|
672 b->pos = pos;
|
|
673 pos += 32 * 1024;
|
50
|
674
|
58
|
675 if (pos > body->buf->last) {
|
|
676 pos = body->buf->last;
|
|
677 next = 1;
|
|
678 }
|
|
679
|
|
680 b->last = pos;
|
|
681 len = (ngx_uint_t) (pos - b->pos);
|
|
682 }
|
50
|
683
|
58
|
684 padding = 8 - len % 8;
|
|
685 padding = (padding == 8) ? 0 : padding;
|
50
|
686
|
58
|
687 h->version = 1;
|
|
688 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
689 h->request_id_hi = 0;
|
|
690 h->request_id_lo = 1;
|
|
691 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
692 h->content_length_lo = (u_char) (len & 0xff);
|
|
693 h->padding_length = (u_char) padding;
|
|
694 h->reserved = 0;
|
50
|
695
|
58
|
696 cl->next = ngx_alloc_chain_link(r->pool);
|
|
697 if (cl->next == NULL) {
|
|
698 return NGX_ERROR;
|
|
699 }
|
50
|
700
|
58
|
701 cl = cl->next;
|
|
702 cl->buf = b;
|
|
703
|
|
704 b = ngx_create_temp_buf(r->pool,
|
|
705 sizeof(ngx_http_fastcgi_header_t)
|
|
706 + padding);
|
|
707 if (b == NULL) {
|
|
708 return NGX_ERROR;
|
|
709 }
|
50
|
710
|
58
|
711 if (padding) {
|
|
712 ngx_memzero(b->last, padding);
|
|
713 b->last += padding;
|
|
714 }
|
|
715
|
|
716 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
717 b->last += sizeof(ngx_http_fastcgi_header_t);
|
50
|
718
|
58
|
719 cl->next = ngx_alloc_chain_link(r->pool);
|
|
720 if (cl->next == NULL) {
|
|
721 return NGX_ERROR;
|
|
722 }
|
|
723
|
|
724 cl = cl->next;
|
|
725 cl->buf = b;
|
50
|
726
|
58
|
727 } while (!next);
|
50
|
728
|
58
|
729 body = body->next;
|
|
730 }
|
50
|
731
|
58
|
732 } else {
|
|
733 r->upstream->request_bufs = cl;
|
50
|
734 }
|
|
735
|
|
736 h->version = 1;
|
|
737 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
738 h->request_id_hi = 0;
|
|
739 h->request_id_lo = 1;
|
|
740 h->content_length_hi = 0;
|
|
741 h->content_length_lo = 0;
|
|
742 h->padding_length = 0;
|
|
743 h->reserved = 0;
|
|
744
|
|
745 cl->next = NULL;
|
|
746
|
|
747 return NGX_OK;
|
|
748 }
|
|
749
|
|
750
|
|
751 static ngx_int_t
|
|
752 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
753 {
|
|
754 ngx_http_fastcgi_ctx_t *f;
|
|
755
|
|
756 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
757
|
|
758 if (f == NULL) {
|
|
759 return NGX_OK;
|
|
760 }
|
|
761
|
|
762 f->state = ngx_http_fastcgi_st_version;
|
|
763 f->header = 0;
|
|
764
|
|
765 return NGX_OK;
|
|
766 }
|
|
767
|
|
768
|
56
|
769 static ngx_int_t
|
|
770 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
50
|
771 {
|
58
|
772 u_char *start, *last;
|
|
773 ngx_str_t *status_line, line;
|
|
774 ngx_int_t rc, status;
|
|
775 ngx_uint_t key;
|
|
776 ngx_table_elt_t *h;
|
|
777 ngx_http_upstream_t *u;
|
|
778 ngx_http_fastcgi_ctx_t *f;
|
|
779 ngx_http_upstream_header_t *hh;
|
|
780 ngx_http_upstream_main_conf_t *umcf;
|
50
|
781
|
|
782 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
783
|
58
|
784 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
785 hh = (ngx_http_upstream_header_t *) umcf->headers_in_hash.buckets;
|
|
786
|
50
|
787 if (f == NULL) {
|
|
788 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
789 if (f == NULL) {
|
|
790 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
791 }
|
|
792
|
|
793 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
794 }
|
|
795
|
|
796 u = r->upstream;
|
|
797
|
|
798 for ( ;; ) {
|
|
799
|
|
800 if (f->state < ngx_http_fastcgi_st_data) {
|
|
801
|
|
802 f->pos = u->header_in.pos;
|
|
803 f->last = u->header_in.last;
|
|
804
|
|
805 rc = ngx_http_fastcgi_process_record(r, f);
|
|
806
|
|
807 u->header_in.pos = f->pos;
|
|
808 u->header_in.last = f->last;
|
|
809
|
|
810 if (rc == NGX_AGAIN) {
|
|
811 return NGX_AGAIN;
|
|
812 }
|
|
813
|
|
814 if (rc == NGX_ERROR) {
|
|
815 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
816 }
|
|
817
|
|
818 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
819 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
820 {
|
|
821 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
822 "upstream sent unexpected FastCGI record: %d",
|
|
823 f->type);
|
|
824
|
|
825 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
826 }
|
|
827
|
|
828 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
829 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
830 "upstream closed prematurely FastCGI stdout");
|
|
831
|
|
832 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
833 }
|
|
834 }
|
|
835
|
|
836 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
837
|
|
838 if (u->header_in.pos + f->padding < u->header_in.last) {
|
|
839 f->state = ngx_http_fastcgi_st_version;
|
|
840 u->header_in.pos += f->padding;
|
|
841
|
|
842 continue;
|
|
843 }
|
|
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 = u->header_in.last;
|
|
848
|
|
849 return NGX_AGAIN;
|
|
850 }
|
|
851
|
|
852 f->padding -= u->header_in.last - u->header_in.pos;
|
|
853 u->header_in.pos = u->header_in.last;
|
|
854
|
|
855 return NGX_AGAIN;
|
|
856 }
|
|
857
|
|
858
|
|
859 /* f->state == ngx_http_fastcgi_st_data */
|
|
860
|
|
861 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
862
|
|
863 if (f->header) {
|
|
864 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
865 "upstream split a header in FastCGI records");
|
|
866
|
|
867 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
868 }
|
|
869
|
|
870 if (f->length) {
|
|
871 line.data = u->header_in.pos;
|
|
872
|
|
873 if (u->header_in.pos + f->length <= u->header_in.last) {
|
|
874 line.len = f->length;
|
|
875 u->header_in.pos += f->length;
|
|
876 f->length = 0;
|
|
877 f->state = ngx_http_fastcgi_st_padding;
|
|
878
|
126
|
879 } else {
|
50
|
880 line.len = u->header_in.last - u->header_in.pos;
|
|
881 f->length -= u->header_in.last - u->header_in.pos;
|
|
882 u->header_in.pos = u->header_in.last;
|
|
883 }
|
|
884
|
|
885 while (line.data[line.len - 1] == LF
|
|
886 || line.data[line.len - 1] == CR
|
|
887 || line.data[line.len - 1] == '.'
|
|
888 || line.data[line.len - 1] == ' ')
|
|
889 {
|
|
890 line.len--;
|
|
891 }
|
|
892
|
|
893 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
894 "FastCGI sent in stderr: \"%V\"", &line);
|
|
895
|
|
896 if (u->header_in.pos == u->header_in.last) {
|
|
897 return NGX_AGAIN;
|
|
898 }
|
|
899
|
|
900 } else {
|
|
901 f->state = ngx_http_fastcgi_st_version;
|
|
902 }
|
|
903
|
|
904 continue;
|
|
905 }
|
|
906
|
|
907
|
|
908 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
909
|
|
910 start = u->header_in.pos;
|
|
911
|
|
912 if (u->header_in.pos + f->length < u->header_in.last) {
|
|
913
|
|
914 /*
|
|
915 * set u->header_in.last to the end of the FastCGI record data
|
|
916 * for ngx_http_parse_header_line()
|
|
917 */
|
|
918
|
|
919 last = u->header_in.last;
|
|
920 u->header_in.last = u->header_in.pos + f->length;
|
|
921
|
|
922 } else {
|
|
923 last = NULL;
|
|
924 }
|
|
925
|
|
926 f->header = 1;
|
|
927
|
|
928 for ( ;; ) {
|
|
929
|
|
930 rc = ngx_http_parse_header_line(r, &u->header_in);
|
|
931
|
|
932 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
933 "http fastcgi parser: %d", rc);
|
|
934
|
|
935 if (rc == NGX_AGAIN) {
|
|
936 break;
|
|
937 }
|
|
938
|
|
939 if (rc == NGX_OK) {
|
|
940
|
|
941 /* a header line has been parsed successfully */
|
|
942
|
58
|
943 h = ngx_list_push(&u->headers_in.headers);
|
50
|
944 if (h == NULL) {
|
|
945 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
946 }
|
|
947
|
58
|
948 h->hash = r->header_hash;
|
|
949
|
50
|
950 h->key.len = r->header_name_end - r->header_name_start;
|
|
951 h->value.len = r->header_end - r->header_start;
|
|
952
|
|
953 h->key.data = ngx_palloc(r->pool,
|
|
954 h->key.len + 1 + h->value.len + 1);
|
|
955 if (h->key.data == NULL) {
|
|
956 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
957 }
|
|
958
|
|
959 h->value.data = h->key.data + h->key.len + 1;
|
|
960
|
|
961 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
962 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
963
|
58
|
964 key = h->hash % umcf->headers_in_hash.hash_size;
|
50
|
965
|
58
|
966 if (hh[key].name.len == h->key.len
|
|
967 && ngx_strcasecmp(hh[key].name.data, h->key.data) == 0)
|
|
968 {
|
|
969 if (hh[key].handler(r, h, hh[key].offset) != NGX_OK) {
|
|
970 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
50
|
971 }
|
|
972 }
|
|
973
|
|
974 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
975 "http fastcgi header: \"%V: %V\"",
|
|
976 &h->key, &h->value);
|
|
977
|
|
978 continue;
|
|
979 }
|
|
980
|
|
981 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
982
|
|
983 /* a whole header has been parsed successfully */
|
|
984
|
|
985 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
986 "http fastcgi header done");
|
|
987
|
58
|
988 if (u->headers_in.status) {
|
|
989 status_line = &u->headers_in.status->value;
|
50
|
990
|
|
991 status = ngx_atoi(status_line->data, 3);
|
|
992
|
|
993 if (status == NGX_ERROR) {
|
|
994 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
995 }
|
|
996
|
78
|
997 u->headers_in.status_n = status;
|
|
998 u->headers_in.status_line = *status_line;
|
50
|
999
|
|
1000 } else {
|
78
|
1001 u->headers_in.status_n = 200;
|
|
1002 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
1003 u->headers_in.status_line.data = (u_char *) "200 OK";
|
50
|
1004 }
|
|
1005
|
78
|
1006 u->state->status = u->headers_in.status_n;
|
50
|
1007 #if 0
|
|
1008 if (u->cachable) {
|
|
1009 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
1010 }
|
|
1011 #endif
|
|
1012
|
|
1013 break;
|
|
1014 }
|
|
1015
|
|
1016 /* there was error while a header line parsing */
|
|
1017
|
|
1018 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1019 ngx_http_upstream_header_errors[rc
|
|
1020 - NGX_HTTP_PARSE_HEADER_ERROR]);
|
|
1021
|
|
1022 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1023
|
|
1024 }
|
|
1025
|
|
1026 if (last) {
|
|
1027 u->header_in.last = last;
|
|
1028 }
|
|
1029
|
|
1030 f->length -= u->header_in.pos - start;
|
|
1031
|
|
1032 if (rc == NGX_AGAIN) {
|
|
1033 if (u->header_in.pos == u->header_in.last) {
|
|
1034 return NGX_AGAIN;
|
|
1035 }
|
|
1036
|
|
1037 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
1038 "upstream split a header in FastCGI records");
|
|
1039
|
|
1040 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1041 }
|
|
1042
|
|
1043 if (f->length == 0) {
|
|
1044 if (f->padding) {
|
|
1045 f->state = ngx_http_fastcgi_st_padding;
|
|
1046 } else {
|
|
1047 f->state = ngx_http_fastcgi_st_version;
|
|
1048 }
|
|
1049 }
|
|
1050
|
|
1051 return NGX_OK;
|
|
1052 }
|
|
1053 }
|
|
1054
|
|
1055
|
|
1056 static ngx_int_t
|
|
1057 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
1058 {
|
|
1059 ngx_int_t rc;
|
|
1060 ngx_buf_t *b, **prev;
|
|
1061 ngx_str_t line;
|
|
1062 ngx_chain_t *cl;
|
|
1063 ngx_http_request_t *r;
|
|
1064 ngx_http_fastcgi_ctx_t *f;
|
|
1065
|
|
1066 if (buf->pos == buf->last) {
|
|
1067 return NGX_OK;
|
|
1068 }
|
|
1069
|
|
1070 r = p->input_ctx;
|
|
1071 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1072
|
|
1073 b = NULL;
|
|
1074 prev = &buf->shadow;
|
|
1075
|
|
1076 f->pos = buf->pos;
|
|
1077 f->last = buf->last;
|
|
1078
|
|
1079 for ( ;; ) {
|
|
1080 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1081
|
|
1082 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1083
|
|
1084 if (rc == NGX_AGAIN) {
|
|
1085 break;
|
|
1086 }
|
|
1087
|
|
1088 if (rc == NGX_ERROR) {
|
|
1089 return NGX_ERROR;
|
|
1090 }
|
|
1091
|
|
1092 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1093 f->state = ngx_http_fastcgi_st_version;
|
|
1094 p->upstream_done = 1;
|
|
1095
|
|
1096 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1097 "http fastcgi closed stdout");
|
|
1098
|
|
1099 continue;
|
|
1100 }
|
|
1101
|
|
1102 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1103 f->state = ngx_http_fastcgi_st_version;
|
|
1104 p->upstream_done = 1;
|
|
1105
|
|
1106 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1107 "http fastcgi sent end request");
|
|
1108
|
|
1109 break;
|
|
1110 }
|
|
1111 }
|
|
1112
|
|
1113
|
|
1114 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1115
|
|
1116 if (f->pos + f->padding < f->last) {
|
|
1117 f->state = ngx_http_fastcgi_st_version;
|
|
1118 f->pos += f->padding;
|
|
1119
|
|
1120 continue;
|
|
1121 }
|
|
1122
|
|
1123 if (f->pos + f->padding == f->last) {
|
|
1124 f->state = ngx_http_fastcgi_st_version;
|
|
1125
|
|
1126 break;
|
|
1127 }
|
|
1128
|
|
1129 f->padding -= f->last - f->pos;
|
|
1130
|
|
1131 break;
|
|
1132 }
|
|
1133
|
|
1134
|
|
1135 /* f->state == ngx_http_fastcgi_st_data */
|
|
1136
|
|
1137 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1138
|
|
1139 if (f->length) {
|
|
1140 line.data = f->pos;
|
|
1141
|
|
1142 if (f->pos + f->length <= f->last) {
|
|
1143 line.len = f->length;
|
|
1144 f->pos += f->length;
|
|
1145 f->length = 0;
|
|
1146 f->state = ngx_http_fastcgi_st_padding;
|
|
1147
|
126
|
1148 } else {
|
50
|
1149 line.len = f->last - f->pos;
|
|
1150 f->length -= f->last - f->pos;
|
|
1151 f->pos = f->last;
|
|
1152 }
|
|
1153
|
|
1154 while (line.data[line.len - 1] == LF
|
|
1155 || line.data[line.len - 1] == CR
|
|
1156 || line.data[line.len - 1] == '.'
|
|
1157 || line.data[line.len - 1] == ' ')
|
|
1158 {
|
|
1159 line.len--;
|
|
1160 }
|
|
1161
|
|
1162 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
1163 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1164
|
|
1165 if (f->pos == f->last) {
|
|
1166 break;
|
|
1167 }
|
|
1168
|
|
1169 } else {
|
|
1170 f->state = ngx_http_fastcgi_st_version;
|
|
1171 }
|
|
1172
|
|
1173 continue;
|
|
1174 }
|
|
1175
|
|
1176
|
|
1177 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1178
|
|
1179 if (p->free) {
|
|
1180 b = p->free->buf;
|
|
1181 p->free = p->free->next;
|
|
1182
|
|
1183 } else {
|
|
1184 b = ngx_alloc_buf(p->pool);
|
|
1185 if (b == NULL) {
|
|
1186 return NGX_ERROR;
|
|
1187 }
|
|
1188 }
|
|
1189
|
|
1190 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1191
|
|
1192 b->pos = f->pos;
|
|
1193 b->start = buf->start;
|
|
1194 b->end = buf->end;
|
|
1195 b->tag = p->tag;
|
|
1196 b->temporary = 1;
|
|
1197 b->recycled = 1;
|
|
1198
|
|
1199 *prev = b;
|
|
1200 prev = &b->shadow;
|
|
1201
|
|
1202 cl = ngx_alloc_chain_link(p->pool);
|
|
1203 if (cl == NULL) {
|
|
1204 return NGX_ERROR;
|
|
1205 }
|
|
1206
|
|
1207 cl->buf = b;
|
|
1208 cl->next = NULL;
|
|
1209
|
|
1210 if (p->in) {
|
|
1211 *p->last_in = cl;
|
|
1212 } else {
|
|
1213 p->in = cl;
|
|
1214 }
|
|
1215 p->last_in = &cl->next;
|
|
1216
|
|
1217
|
|
1218 /* STUB */ b->num = buf->num;
|
|
1219
|
|
1220 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
1221
|
|
1222
|
|
1223 if (f->pos + f->length < f->last) {
|
|
1224
|
|
1225 if (f->padding) {
|
|
1226 f->state = ngx_http_fastcgi_st_padding;
|
|
1227 } else {
|
|
1228 f->state = ngx_http_fastcgi_st_version;
|
|
1229 }
|
|
1230
|
|
1231 f->pos += f->length;
|
|
1232 b->last = f->pos;
|
|
1233
|
|
1234 continue;
|
|
1235 }
|
|
1236
|
|
1237 if (f->pos + f->length == f->last) {
|
|
1238
|
|
1239 if (f->padding) {
|
|
1240 f->state = ngx_http_fastcgi_st_padding;
|
|
1241 } else {
|
|
1242 f->state = ngx_http_fastcgi_st_version;
|
|
1243 }
|
|
1244
|
|
1245 b->last = f->last;
|
|
1246
|
|
1247 break;
|
|
1248 }
|
|
1249
|
|
1250 f->length -= f->last - f->pos;
|
|
1251
|
|
1252 b->last = f->last;
|
|
1253
|
|
1254 break;
|
|
1255
|
|
1256 }
|
|
1257
|
|
1258 if (b) {
|
|
1259 b->shadow = buf;
|
|
1260 b->last_shadow = 1;
|
|
1261
|
|
1262 return NGX_OK;
|
|
1263 }
|
|
1264
|
|
1265 /* there is no data record in the buf, add it to free chain */
|
|
1266
|
|
1267 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1268 return NGX_ERROR;
|
|
1269 }
|
|
1270
|
|
1271 return NGX_OK;
|
|
1272 }
|
|
1273
|
|
1274
|
|
1275 static ngx_int_t
|
|
1276 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1277 ngx_http_fastcgi_ctx_t *f)
|
|
1278 {
|
|
1279 u_char ch, *p;
|
|
1280 ngx_http_fastcgi_state_e state;
|
|
1281
|
|
1282 state = f->state;
|
|
1283
|
|
1284 for (p = f->pos; p < f->last; p++) {
|
|
1285
|
|
1286 ch = *p;
|
|
1287
|
|
1288 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1289 "http fastcgi record byte: %02Xd", ch);
|
|
1290
|
|
1291 switch (state) {
|
|
1292
|
|
1293 case ngx_http_fastcgi_st_version:
|
|
1294 if (ch != 1) {
|
|
1295 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1296 "upstream sent unsupported FastCGI "
|
|
1297 "protocol version: %d", ch);
|
|
1298 return NGX_ERROR;
|
|
1299 }
|
|
1300 state = ngx_http_fastcgi_st_type;
|
|
1301 break;
|
|
1302
|
|
1303 case ngx_http_fastcgi_st_type:
|
|
1304 switch (ch) {
|
|
1305 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1306 case NGX_HTTP_FASTCGI_STDERR:
|
|
1307 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1308 f->type = (ngx_uint_t) ch;
|
|
1309 break;
|
|
1310 default:
|
|
1311 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1312 "upstream sent invalid FastCGI "
|
|
1313 "record type: %d", ch);
|
|
1314 return NGX_ERROR;
|
|
1315
|
|
1316 }
|
|
1317 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1318 break;
|
|
1319
|
|
1320 /* we support the single request per connection */
|
|
1321
|
|
1322 case ngx_http_fastcgi_st_request_id_hi:
|
|
1323 if (ch != 0) {
|
|
1324 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1325 "upstream sent unexpected FastCGI "
|
|
1326 "request id high byte: %d", ch);
|
|
1327 return NGX_ERROR;
|
|
1328 }
|
|
1329 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1330 break;
|
|
1331
|
|
1332 case ngx_http_fastcgi_st_request_id_lo:
|
|
1333 if (ch != 1) {
|
|
1334 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1335 "upstream sent unexpected FastCGI "
|
|
1336 "request id low byte: %d", ch);
|
|
1337 return NGX_ERROR;
|
|
1338 }
|
|
1339 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1340 break;
|
|
1341
|
|
1342 case ngx_http_fastcgi_st_content_length_hi:
|
|
1343 f->length = ch << 8;
|
|
1344 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1345 break;
|
|
1346
|
|
1347 case ngx_http_fastcgi_st_content_length_lo:
|
|
1348 f->length |= (size_t) ch;
|
|
1349 state = ngx_http_fastcgi_st_padding_length;
|
|
1350 break;
|
|
1351
|
|
1352 case ngx_http_fastcgi_st_padding_length:
|
|
1353 f->padding = (size_t) ch;
|
|
1354 state = ngx_http_fastcgi_st_reserved;
|
|
1355 break;
|
|
1356
|
|
1357 case ngx_http_fastcgi_st_reserved:
|
|
1358 state = ngx_http_fastcgi_st_data;
|
|
1359
|
|
1360 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1361 "http fastcgi record length: %z", f->length);
|
|
1362
|
|
1363 f->pos = p + 1;
|
|
1364 f->state = state;
|
|
1365
|
|
1366 return NGX_OK;
|
|
1367
|
|
1368 /* suppress warning */
|
|
1369 case ngx_http_fastcgi_st_data:
|
|
1370 case ngx_http_fastcgi_st_padding:
|
|
1371 break;
|
|
1372 }
|
|
1373 }
|
|
1374
|
|
1375 f->state = state;
|
|
1376
|
|
1377 return NGX_AGAIN;
|
|
1378 }
|
|
1379
|
|
1380
|
|
1381 static void
|
|
1382 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
1383 {
|
|
1384 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1385 "abort http fastcgi request");
|
|
1386
|
|
1387 return;
|
|
1388 }
|
|
1389
|
|
1390
|
|
1391 static void
|
|
1392 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
1393 {
|
|
1394 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1395 "finalize http fastcgi request");
|
|
1396
|
|
1397 return;
|
|
1398 }
|
|
1399
|
|
1400
|
58
|
1401 static ngx_int_t
|
|
1402 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
50
|
1403 {
|
58
|
1404 ngx_http_variable_t *var;
|
50
|
1405
|
58
|
1406 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, 0);
|
|
1407 if (var == NULL) {
|
|
1408 return NGX_ERROR;
|
50
|
1409 }
|
|
1410
|
58
|
1411 var->handler = ngx_http_fastcgi_script_name_variable;
|
50
|
1412
|
58
|
1413 return NGX_OK;
|
50
|
1414 }
|
|
1415
|
|
1416
|
|
1417 static void *
|
|
1418 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
1419 {
|
|
1420 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1421
|
|
1422 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1423 if (conf == NULL) {
|
|
1424 return NGX_CONF_ERROR;
|
|
1425 }
|
|
1426
|
|
1427 /*
|
|
1428 * set by ngx_pcalloc():
|
|
1429 *
|
|
1430 * conf->upstream.bufs.num = 0;
|
|
1431 * conf->upstream.path = NULL;
|
|
1432 * conf->upstream.next_upstream = 0;
|
|
1433 * conf->upstream.temp_path = NULL;
|
58
|
1434 * conf->upstream.schema = { 0, NULL };
|
|
1435 * conf->upstream.uri = { 0, NULL };
|
|
1436 * conf->upstream.location = NULL;
|
|
1437 *
|
50
|
1438 * conf->index.len = 0;
|
|
1439 * conf->index.data = NULL;
|
|
1440 */
|
|
1441
|
|
1442 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1443 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
56
|
1444 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1445
|
50
|
1446 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
1447 conf->upstream.header_buffer_size = NGX_CONF_UNSET_SIZE;
|
78
|
1448
|
|
1449 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
126
|
1450 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
78
|
1451 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
58
|
1452
|
110
|
1453 conf->upstream.max_fails = NGX_CONF_UNSET_UINT;
|
|
1454 conf->upstream.fail_timeout = NGX_CONF_UNSET;
|
|
1455
|
58
|
1456 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1457 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1458
|
50
|
1459 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
1460
|
|
1461 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1462 conf->upstream.cyclic_temp_file = 0;
|
|
1463
|
58
|
1464 conf->upstream.pass_x_powered_by = NGX_CONF_UNSET;
|
|
1465
|
|
1466 /* the hardcoded values */
|
|
1467 conf->upstream.pass_server = 1;
|
|
1468 conf->upstream.pass_date = 1;
|
|
1469
|
50
|
1470 return conf;
|
|
1471 }
|
|
1472
|
|
1473
|
|
1474 static char *
|
|
1475 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
1476 {
|
|
1477 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1478 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1479
|
58
|
1480 u_char *p;
|
|
1481 size_t size;
|
|
1482 uintptr_t *code;
|
|
1483 ngx_uint_t i;
|
|
1484 ngx_table_elt_t *src;
|
|
1485 ngx_http_script_compile_t sc;
|
|
1486 ngx_http_script_copy_code_t *copy;
|
50
|
1487
|
|
1488 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1489 prev->upstream.connect_timeout, 60000);
|
56
|
1490
|
50
|
1491 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1492 prev->upstream.send_timeout, 60000);
|
|
1493
|
|
1494 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1495 prev->upstream.read_timeout, 60000);
|
|
1496
|
56
|
1497 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1498 prev->upstream.send_lowat, 0);
|
50
|
1499
|
126
|
1500 ngx_conf_merge_size_value(conf->upstream.header_buffer_size,
|
50
|
1501 prev->upstream.header_buffer_size,
|
|
1502 (size_t) ngx_pagesize);
|
|
1503
|
56
|
1504
|
50
|
1505 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1506 8, ngx_pagesize);
|
|
1507
|
|
1508 if (conf->upstream.bufs.num < 2) {
|
|
1509 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1510 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1511 return NGX_CONF_ERROR;
|
|
1512 }
|
|
1513
|
|
1514
|
|
1515 size = conf->upstream.header_buffer_size;
|
|
1516 if (size < conf->upstream.bufs.size) {
|
|
1517 size = conf->upstream.bufs.size;
|
|
1518 }
|
|
1519
|
|
1520
|
78
|
1521 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
1522 prev->upstream.busy_buffers_size_conf,
|
50
|
1523 NGX_CONF_UNSET_SIZE);
|
|
1524
|
78
|
1525 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1526 conf->upstream.busy_buffers_size = 2 * size;
|
78
|
1527 } else {
|
|
1528 conf->upstream.busy_buffers_size =
|
|
1529 conf->upstream.busy_buffers_size_conf;
|
|
1530 }
|
50
|
1531
|
78
|
1532 if (conf->upstream.busy_buffers_size < size) {
|
50
|
1533 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1534 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
1535 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1536 "one of the \"fastcgi_buffers\"");
|
|
1537
|
|
1538 return NGX_CONF_ERROR;
|
78
|
1539 }
|
50
|
1540
|
78
|
1541 if (conf->upstream.busy_buffers_size
|
|
1542 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
50
|
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
|
78
|
1552 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
1553 prev->upstream.temp_file_write_size_conf,
|
50
|
1554 NGX_CONF_UNSET_SIZE);
|
|
1555
|
78
|
1556 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1557 conf->upstream.temp_file_write_size = 2 * size;
|
78
|
1558 } else {
|
|
1559 conf->upstream.temp_file_write_size =
|
|
1560 conf->upstream.temp_file_write_size_conf;
|
|
1561 }
|
50
|
1562
|
78
|
1563 if (conf->upstream.temp_file_write_size < size) {
|
50
|
1564 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1565 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
1566 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1567 "one of the \"fastcgi_buffers\"");
|
|
1568
|
|
1569 return NGX_CONF_ERROR;
|
|
1570 }
|
|
1571
|
|
1572
|
78
|
1573 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
1574 prev->upstream.max_temp_file_size_conf,
|
50
|
1575 NGX_CONF_UNSET_SIZE);
|
|
1576
|
78
|
1577 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1578 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
78
|
1579 } else {
|
|
1580 conf->upstream.max_temp_file_size =
|
|
1581 conf->upstream.max_temp_file_size_conf;
|
|
1582 }
|
50
|
1583
|
78
|
1584 if (conf->upstream.max_temp_file_size != 0
|
|
1585 && conf->upstream.max_temp_file_size < size)
|
50
|
1586 {
|
|
1587 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1588 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1589 "the temporary files usage or must be equal or bigger than "
|
|
1590 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1591 "one of the \"fastcgi_buffers\"");
|
|
1592
|
|
1593 return NGX_CONF_ERROR;
|
|
1594 }
|
|
1595
|
|
1596
|
|
1597 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
1598 prev->upstream.next_upstream,
|
|
1599 (NGX_CONF_BITMASK_SET
|
|
1600 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1601 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
1602
|
110
|
1603 ngx_conf_merge_unsigned_value(conf->upstream.max_fails,
|
|
1604 prev->upstream.max_fails, 1);
|
|
1605
|
|
1606 ngx_conf_merge_sec_value(conf->upstream.fail_timeout,
|
|
1607 prev->upstream.fail_timeout, 10);
|
|
1608
|
|
1609 if (conf->peers && conf->peers->number > 1) {
|
|
1610 for (i = 0; i < conf->peers->number; i++) {
|
|
1611 conf->peers->peer[i].weight = 1;
|
|
1612 conf->peers->peer[i].max_fails = conf->upstream.max_fails;
|
|
1613 conf->peers->peer[i].fail_timeout = conf->upstream.fail_timeout;
|
|
1614 }
|
|
1615 }
|
|
1616
|
50
|
1617 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1618 prev->upstream.temp_path,
|
|
1619 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1620 ngx_garbage_collector_temp_handler, cf);
|
|
1621
|
58
|
1622 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1623 prev->upstream.pass_request_headers, 1);
|
|
1624 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1625 prev->upstream.pass_request_body, 1);
|
|
1626
|
78
|
1627 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
58
|
1628 prev->upstream.redirect_errors, 0);
|
|
1629
|
78
|
1630 ngx_conf_merge_value(conf->upstream.pass_x_powered_by,
|
58
|
1631 prev->upstream.pass_x_powered_by, 1);
|
56
|
1632
|
|
1633
|
50
|
1634 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1635
|
56
|
1636 if (conf->peers == NULL) {
|
|
1637 conf->peers = prev->peers;
|
|
1638 }
|
|
1639
|
58
|
1640 if (conf->params_source == NULL) {
|
122
|
1641 conf->flushes = prev->flushes;
|
58
|
1642 conf->params_len = prev->params_len;
|
|
1643 conf->params = prev->params;
|
122
|
1644 conf->params_source = prev->params_source;
|
58
|
1645
|
|
1646 if (conf->params_source == NULL) {
|
|
1647 return NGX_CONF_OK;
|
|
1648 }
|
|
1649 }
|
|
1650
|
|
1651 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1652 if (conf->params_len == NULL) {
|
|
1653 return NGX_CONF_ERROR;
|
|
1654 }
|
122
|
1655
|
58
|
1656 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1657 if (conf->params == NULL) {
|
|
1658 return NGX_CONF_ERROR;
|
|
1659 }
|
|
1660
|
|
1661 src = conf->params_source->elts;
|
|
1662 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1663
|
|
1664 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1665 copy = ngx_array_push_n(conf->params_len,
|
|
1666 sizeof(ngx_http_script_copy_code_t));
|
|
1667 if (copy == NULL) {
|
|
1668 return NGX_CONF_ERROR;
|
|
1669 }
|
|
1670
|
|
1671 copy->code = (ngx_http_script_code_pt)
|
|
1672 ngx_http_script_copy_len_code;
|
|
1673 copy->len = src[i].key.len;
|
|
1674
|
|
1675
|
|
1676 copy = ngx_array_push_n(conf->params_len,
|
|
1677 sizeof(ngx_http_script_copy_code_t));
|
|
1678 if (copy == NULL) {
|
|
1679 return NGX_CONF_ERROR;
|
|
1680 }
|
|
1681
|
|
1682 copy->code = (ngx_http_script_code_pt)
|
|
1683 ngx_http_script_copy_len_code;
|
|
1684 copy->len = src[i].value.len;
|
|
1685
|
|
1686
|
|
1687 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1688 + src[i].key.len + src[i].value.len
|
|
1689 + sizeof(uintptr_t) - 1)
|
|
1690 & ~(sizeof(uintptr_t) - 1);
|
|
1691
|
|
1692 copy = ngx_array_push_n(conf->params, size);
|
|
1693 if (copy == NULL) {
|
|
1694 return NGX_CONF_ERROR;
|
|
1695 }
|
126
|
1696
|
58
|
1697 copy->code = ngx_http_script_copy_code;
|
|
1698 copy->len = src[i].key.len + src[i].value.len;
|
|
1699
|
|
1700 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1701
|
|
1702 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
1703 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
1704
|
|
1705 } else {
|
|
1706 copy = ngx_array_push_n(conf->params_len,
|
|
1707 sizeof(ngx_http_script_copy_code_t));
|
|
1708 if (copy == NULL) {
|
|
1709 return NGX_CONF_ERROR;
|
|
1710 }
|
|
1711
|
|
1712 copy->code = (ngx_http_script_code_pt)
|
|
1713 ngx_http_script_copy_len_code;
|
|
1714 copy->len = src[i].key.len;
|
|
1715
|
|
1716
|
|
1717 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1718 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
1719 & ~(sizeof(uintptr_t) - 1);
|
|
1720
|
|
1721 copy = ngx_array_push_n(conf->params, size);
|
|
1722 if (copy == NULL) {
|
|
1723 return NGX_CONF_ERROR;
|
|
1724 }
|
126
|
1725
|
58
|
1726 copy->code = ngx_http_script_copy_code;
|
|
1727 copy->len = src[i].key.len;
|
|
1728
|
|
1729 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1730 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
1731
|
|
1732
|
|
1733 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
1734
|
|
1735 sc.cf = cf;
|
|
1736 sc.source = &src[i].value;
|
122
|
1737 sc.flushes = &conf->flushes;
|
58
|
1738 sc.lengths = &conf->params_len;
|
|
1739 sc.values = &conf->params;
|
|
1740
|
|
1741 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
1742 return NGX_CONF_ERROR;
|
|
1743 }
|
|
1744 }
|
|
1745
|
|
1746 code = ngx_array_push_n(conf->params_len, 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, sizeof(uintptr_t));
|
|
1755 if (code == NULL) {
|
|
1756 return NGX_CONF_ERROR;
|
|
1757 }
|
|
1758
|
|
1759 *code = (uintptr_t) NULL;
|
|
1760 }
|
|
1761
|
|
1762 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1763 if (code == NULL) {
|
|
1764 return NGX_CONF_ERROR;
|
|
1765 }
|
|
1766
|
|
1767 *code = (uintptr_t) NULL;
|
|
1768
|
50
|
1769 return NGX_CONF_OK;
|
|
1770 }
|
58
|
1771
|
|
1772
|
122
|
1773 static ngx_int_t
|
|
1774 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
1775 ngx_http_variable_value_t *v, uintptr_t data)
|
58
|
1776 {
|
|
1777 u_char *p;
|
|
1778 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
1779
|
126
|
1780 v->valid = 1;
|
122
|
1781 v->no_cachable = 0;
|
|
1782 v->not_found = 0;
|
58
|
1783
|
|
1784 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1785
|
|
1786 if (r->uri.data[r->uri.len - 1] != '/') {
|
122
|
1787 v->len = r->uri.len;
|
|
1788 v->data = r->uri.data;
|
|
1789 return NGX_OK;
|
58
|
1790 }
|
|
1791
|
122
|
1792 v->len = r->uri.len + flcf->index.len;
|
58
|
1793
|
122
|
1794 v->data = ngx_palloc(r->pool, v->len);
|
|
1795 if (v->data == NULL) {
|
|
1796 return NGX_ERROR;
|
58
|
1797 }
|
|
1798
|
122
|
1799 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
58
|
1800 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
1801
|
122
|
1802 return NGX_OK;
|
58
|
1803 }
|
|
1804
|
|
1805
|
|
1806 static char *
|
|
1807 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
1808 {
|
|
1809 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
1810
|
|
1811 ngx_str_t *value;
|
|
1812 ngx_inet_upstream_t inet_upstream;
|
|
1813 ngx_http_core_loc_conf_t *clcf;
|
|
1814 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
1815 ngx_unix_domain_upstream_t unix_upstream;
|
|
1816 #endif
|
|
1817
|
104
|
1818 if (lcf->upstream.schema.len) {
|
|
1819 return "is duplicate";
|
|
1820 }
|
|
1821
|
58
|
1822 value = cf->args->elts;
|
|
1823
|
|
1824 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
1825
|
|
1826 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
1827
|
|
1828 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
1829
|
|
1830 unix_upstream.name = value[1];
|
|
1831 unix_upstream.url = value[1];
|
|
1832
|
|
1833 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
1834 if (lcf->peers == NULL) {
|
|
1835 return NGX_CONF_ERROR;
|
|
1836 }
|
|
1837
|
104
|
1838 lcf->peers->peer[0].uri_separator = "";
|
|
1839
|
58
|
1840 #else
|
|
1841 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1842 "the unix domain sockets are not supported "
|
|
1843 "on this platform");
|
|
1844 return NGX_CONF_ERROR;
|
|
1845
|
|
1846 #endif
|
|
1847
|
|
1848 } else {
|
|
1849 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
1850
|
|
1851 inet_upstream.name = value[1];
|
|
1852 inet_upstream.url = value[1];
|
126
|
1853
|
58
|
1854 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
1855 if (lcf->peers == NULL) {
|
|
1856 return NGX_CONF_ERROR;
|
|
1857 }
|
|
1858 }
|
|
1859
|
|
1860 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
1861 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
1862
|
|
1863 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
1864
|
|
1865 clcf->handler = ngx_http_fastcgi_handler;
|
|
1866
|
122
|
1867 lcf->upstream.location = clcf->name;
|
58
|
1868
|
|
1869 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
1870 clcf->auto_redirect = 1;
|
|
1871 }
|
|
1872
|
|
1873 return NGX_CONF_OK;
|
|
1874 }
|
|
1875
|
|
1876
|
|
1877 static char *
|
|
1878 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
1879 {
|
|
1880 #if (NGX_FREEBSD)
|
|
1881 ssize_t *np = data;
|
|
1882
|
|
1883 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
1884 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1885 "\"fastcgi_send_lowat\" must be less than %d "
|
|
1886 "(sysctl net.inet.tcp.sendspace)",
|
|
1887 ngx_freebsd_net_inet_tcp_sendspace);
|
|
1888
|
|
1889 return NGX_CONF_ERROR;
|
|
1890 }
|
|
1891
|
|
1892 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
1893 ssize_t *np = data;
|
|
1894
|
|
1895 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1896 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
1897
|
|
1898 *np = 0;
|
|
1899
|
|
1900 #endif
|
|
1901
|
|
1902 return NGX_CONF_OK;
|
|
1903 }
|