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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200
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14 ngx_http_upstream_conf_t upstream;
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15
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16 ngx_http_upstream_srv_conf_t *upstream_peers;
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17 ngx_peers_t *peers0;
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18
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19 ngx_str_t index;
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20
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21 ngx_array_t *flushes;
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22 ngx_array_t *params_len;
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23 ngx_array_t *params;
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24 ngx_array_t *params_source;
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50
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25 } ngx_http_fastcgi_loc_conf_t;
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26
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27
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28 typedef enum {
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29 ngx_http_fastcgi_st_version = 0,
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30 ngx_http_fastcgi_st_type,
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31 ngx_http_fastcgi_st_request_id_hi,
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32 ngx_http_fastcgi_st_request_id_lo,
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33 ngx_http_fastcgi_st_content_length_hi,
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34 ngx_http_fastcgi_st_content_length_lo,
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35 ngx_http_fastcgi_st_padding_length,
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36 ngx_http_fastcgi_st_reserved,
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37 ngx_http_fastcgi_st_data,
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38 ngx_http_fastcgi_st_padding
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39 } ngx_http_fastcgi_state_e;
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40
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41
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42 typedef struct {
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43 ngx_http_fastcgi_state_e state;
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44 u_char *pos;
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45 u_char *last;
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46 ngx_uint_t type;
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47 size_t length;
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48 size_t padding;
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49
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50 ngx_uint_t fastcgi_stdout;
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50
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51 } ngx_http_fastcgi_ctx_t;
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52
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53
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54 #define NGX_HTTP_FASTCGI_RESPONDER 1
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55
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56 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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57 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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58 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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59 #define NGX_HTTP_FASTCGI_PARAMS 4
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60 #define NGX_HTTP_FASTCGI_STDIN 5
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61 #define NGX_HTTP_FASTCGI_STDOUT 6
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62 #define NGX_HTTP_FASTCGI_STDERR 7
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63 #define NGX_HTTP_FASTCGI_DATA 8
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64
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65
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66 typedef struct {
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67 u_char version;
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68 u_char type;
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69 u_char request_id_hi;
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70 u_char request_id_lo;
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71 u_char content_length_hi;
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72 u_char content_length_lo;
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73 u_char padding_length;
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74 u_char reserved;
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75 } ngx_http_fastcgi_header_t;
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76
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77
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78 typedef struct {
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79 u_char role_hi;
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80 u_char role_lo;
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81 u_char flags;
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82 u_char reserved[5];
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83 } ngx_http_fastcgi_begin_request_t;
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84
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85
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58
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86 typedef struct {
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87 u_char version;
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88 u_char type;
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89 u_char request_id_hi;
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90 u_char request_id_lo;
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91 } ngx_http_fastcgi_header_small_t;
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92
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93
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94 typedef struct {
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95 ngx_http_fastcgi_header_t h0;
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96 ngx_http_fastcgi_begin_request_t br;
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97 ngx_http_fastcgi_header_small_t h1;
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98 } ngx_http_fastcgi_request_start_t;
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99
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100
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101 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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103 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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104 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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105 ngx_buf_t *buf);
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106 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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107 ngx_http_fastcgi_ctx_t *f);
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108 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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109 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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110 ngx_int_t rc);
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111
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112 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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113 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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114 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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115 void *parent, void *child);
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122
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116 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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117 ngx_http_variable_value_t *v, uintptr_t data);
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118
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119 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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120 void *conf);
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121 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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122 void *data);
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123
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124
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125 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
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126 { 1, /* version */
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127 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
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128 0, /* request_id_hi */
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129 1, /* request_id_lo */
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130 0, /* content_length_hi */
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131 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
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132 0, /* padding_length */
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133 0 }, /* reserved */
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134
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135 { 0, /* role_hi */
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136 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
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137 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
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138 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
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139
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140 { 1, /* version */
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141 NGX_HTTP_FASTCGI_PARAMS, /* type */
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142 0, /* request_id_hi */
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143 1 }, /* request_id_lo */
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144
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145 };
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146
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147
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148 static ngx_str_t ngx_http_fastcgi_script_name =
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149 ngx_string("fastcgi_script_name");
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150
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151
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152 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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153 { ngx_http_fastcgi_lowat_check };
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154
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130
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155 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = {
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156 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size"
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157 };
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158
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159
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160 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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161 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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162 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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163 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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164 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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172
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165 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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166 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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167 { ngx_null_string, 0 }
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168 };
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169
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170
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171 static ngx_command_t ngx_http_fastcgi_commands[] = {
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172
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173 { ngx_string("fastcgi_pass"),
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178
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174 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1,
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175 ngx_http_fastcgi_pass,
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176 NGX_HTTP_LOC_CONF_OFFSET,
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177 0,
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178 NULL },
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179
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180 { ngx_string("fastcgi_index"),
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181 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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182 ngx_conf_set_str_slot,
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183 NGX_HTTP_LOC_CONF_OFFSET,
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184 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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185 NULL },
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186
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178
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187 { ngx_string("fastcgi_ignore_client_abort"),
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188 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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189 ngx_conf_set_flag_slot,
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190 NGX_HTTP_LOC_CONF_OFFSET,
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191 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort),
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192 NULL },
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193
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194 { ngx_string("fastcgi_connect_timeout"),
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195 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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196 ngx_conf_set_msec_slot,
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197 NGX_HTTP_LOC_CONF_OFFSET,
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198 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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199 NULL },
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200
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201 { ngx_string("fastcgi_send_timeout"),
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202 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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203 ngx_conf_set_msec_slot,
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204 NGX_HTTP_LOC_CONF_OFFSET,
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205 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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206 NULL },
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207
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208 { ngx_string("fastcgi_send_lowat"),
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209 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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210 ngx_conf_set_size_slot,
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211 NGX_HTTP_LOC_CONF_OFFSET,
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212 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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213 &ngx_http_fastcgi_lowat_post },
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214
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215 { ngx_string("fastcgi_buffer_size"),
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216 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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217 ngx_conf_set_size_slot,
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218 NGX_HTTP_LOC_CONF_OFFSET,
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219 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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220 NULL },
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221
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222 { ngx_string("fastcgi_header_buffer_size"),
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223 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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224 ngx_conf_set_size_slot,
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225 NGX_HTTP_LOC_CONF_OFFSET,
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226 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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227 &ngx_conf_deprecated_fastcgi_header_buffer_size },
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228
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229 { ngx_string("fastcgi_pass_request_headers"),
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230 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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231 ngx_conf_set_flag_slot,
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232 NGX_HTTP_LOC_CONF_OFFSET,
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233 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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234 NULL },
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235
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236 { ngx_string("fastcgi_pass_request_body"),
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237 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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238 ngx_conf_set_flag_slot,
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239 NGX_HTTP_LOC_CONF_OFFSET,
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240 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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241 NULL },
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242
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243 { ngx_string("fastcgi_redirect_errors"),
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244 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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245 ngx_conf_set_flag_slot,
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246 NGX_HTTP_LOC_CONF_OFFSET,
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247 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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248 NULL },
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249
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250 { ngx_string("fastcgi_read_timeout"),
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251 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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252 ngx_conf_set_msec_slot,
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253 NGX_HTTP_LOC_CONF_OFFSET,
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254 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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255 NULL },
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256
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257 { ngx_string("fastcgi_buffers"),
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258 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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259 ngx_conf_set_bufs_slot,
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260 NGX_HTTP_LOC_CONF_OFFSET,
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261 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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262 NULL },
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263
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264 { ngx_string("fastcgi_busy_buffers_size"),
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265 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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266 ngx_conf_set_size_slot,
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267 NGX_HTTP_LOC_CONF_OFFSET,
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268 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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269 NULL },
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270
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271 { ngx_string("fastcgi_temp_path"),
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272 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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273 ngx_conf_set_path_slot,
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274 NGX_HTTP_LOC_CONF_OFFSET,
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275 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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276 (void *) ngx_garbage_collector_temp_handler },
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277
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278 { ngx_string("fastcgi_max_temp_file_size"),
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279 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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280 ngx_conf_set_size_slot,
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281 NGX_HTTP_LOC_CONF_OFFSET,
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282 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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283 NULL },
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284
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285 { ngx_string("fastcgi_temp_file_write_size"),
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286 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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287 ngx_conf_set_size_slot,
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288 NGX_HTTP_LOC_CONF_OFFSET,
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289 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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290 NULL },
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291
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292 { ngx_string("fastcgi_next_upstream"),
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293 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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294 ngx_conf_set_bitmask_slot,
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295 NGX_HTTP_LOC_CONF_OFFSET,
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296 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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297 &ngx_http_fastcgi_next_upstream_masks },
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298
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110
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299 { ngx_string("fastcgi_upstream_max_fails"),
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300 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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301 ngx_conf_set_num_slot,
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302 NGX_HTTP_LOC_CONF_OFFSET,
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303 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails),
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304 NULL },
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305
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306 { ngx_string("fastcgi_upstream_fail_timeout"),
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307 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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308 ngx_conf_set_sec_slot,
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309 NGX_HTTP_LOC_CONF_OFFSET,
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310 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout),
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311 NULL },
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312
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313 { ngx_string("fastcgi_param"),
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314 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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198
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315 ngx_conf_set_keyval_slot,
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316 NGX_HTTP_LOC_CONF_OFFSET,
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317 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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318 NULL },
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319
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198
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320 { ngx_string("fastcgi_pass_header"),
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321 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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322 ngx_conf_set_str_array_slot,
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323 NGX_HTTP_LOC_CONF_OFFSET,
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324 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers),
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325 NULL },
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326
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327 { ngx_string("fastcgi_hide_header"),
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328 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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329 ngx_conf_set_str_array_slot,
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330 NGX_HTTP_LOC_CONF_OFFSET,
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331 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers),
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332 NULL },
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333
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334 ngx_null_command
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335 };
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336
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337
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338 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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58
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339 ngx_http_fastcgi_add_variables, /* preconfiguration */
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340 NULL, /* postconfiguration */
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341
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342 NULL, /* create main configuration */
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343 NULL, /* init main configuration */
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344
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345 NULL, /* create server configuration */
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346 NULL, /* merge server configuration */
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347
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348 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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349 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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350 };
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351
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352
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353 ngx_module_t ngx_http_fastcgi_module = {
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58
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354 NGX_MODULE_V1,
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355 &ngx_http_fastcgi_module_ctx, /* module context */
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356 ngx_http_fastcgi_commands, /* module directives */
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357 NGX_HTTP_MODULE, /* module type */
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90
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358 NULL, /* init master */
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359 NULL, /* init module */
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90
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360 NULL, /* init process */
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361 NULL, /* init thread */
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362 NULL, /* exit thread */
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363 NULL, /* exit process */
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364 NULL, /* exit master */
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365 NGX_MODULE_V1_PADDING
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50
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366 };
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367
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368
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198
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369 static ngx_str_t ngx_http_fastcgi_hide_headers[] = {
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370 ngx_string("Status"),
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371 ngx_string("X-Accel-Expires"),
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372 ngx_string("X-Accel-Redirect"),
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373 ngx_string("X-Accel-Limit-Rate"),
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374 ngx_string("X-Accel-Buffer"),
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375 ngx_null_string
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376 };
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377
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378
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50
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379 static ngx_int_t
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380 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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381 {
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382 ngx_int_t rc;
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383 ngx_http_upstream_t *u;
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384 ngx_http_fastcgi_loc_conf_t *flcf;
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385
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386 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
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387
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388 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
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389 if (u == NULL) {
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390 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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391 }
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392
|
|
393 u->peer.log = r->connection->log;
|
|
394 u->peer.log_error = NGX_ERROR_ERR;
|
200
|
395 u->peer.peers = flcf->upstream_peers->peers;
|
|
396 u->peer.tries = flcf->upstream_peers->peers->number;
|
50
|
397 #if (NGX_THREADS)
|
|
398 u->peer.lock = &r->connection->lock;
|
|
399 #endif
|
|
400
|
|
401 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
402
|
|
403 u->conf = &flcf->upstream;
|
|
404
|
|
405 u->create_request = ngx_http_fastcgi_create_request;
|
|
406 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
407 u->process_header = ngx_http_fastcgi_process_header;
|
|
408 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
409 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
410
|
198
|
411 u->buffering = 1;
|
|
412
|
130
|
413 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
414 if (u->pipe == NULL) {
|
|
415 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
416 }
|
|
417
|
|
418 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
|
|
419 u->pipe->input_ctx = r;
|
50
|
420
|
|
421 r->upstream = u;
|
|
422
|
|
423 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
424
|
|
425 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
426 return rc;
|
|
427 }
|
|
428
|
|
429 return NGX_DONE;
|
|
430 }
|
|
431
|
|
432
|
|
433 static ngx_int_t
|
|
434 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
|
435 {
|
58
|
436 off_t file_pos;
|
|
437 u_char ch, *pos;
|
|
438 size_t size, len, key_len, val_len, padding;
|
|
439 ngx_uint_t i, n, next;
|
|
440 ngx_buf_t *b;
|
|
441 ngx_chain_t *cl, *body;
|
|
442 ngx_list_part_t *part;
|
|
443 ngx_table_elt_t *header;
|
|
444 ngx_http_script_code_pt code;
|
|
445 ngx_http_script_engine_t e, le;
|
|
446 ngx_http_fastcgi_header_t *h;
|
|
447 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
448 ngx_http_script_len_code_pt lcode;
|
50
|
449
|
58
|
450 len = 0;
|
50
|
451
|
|
452 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
453
|
58
|
454 if (flcf->params_len) {
|
|
455 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
50
|
456
|
122
|
457 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
|
|
458 le.flushed = 1;
|
|
459
|
58
|
460 le.ip = flcf->params_len->elts;
|
|
461 le.request = r;
|
50
|
462
|
58
|
463 while (*(uintptr_t *) le.ip) {
|
50
|
464
|
58
|
465 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
466 key_len = lcode(&le);
|
50
|
467
|
58
|
468 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
469 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
470 }
|
|
471 le.ip += sizeof(uintptr_t);
|
50
|
472
|
86
|
473 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
50
|
474 }
|
|
475 }
|
|
476
|
58
|
477 if (flcf->upstream.pass_request_headers) {
|
50
|
478
|
58
|
479 part = &r->headers_in.headers.part;
|
|
480 header = part->elts;
|
|
481
|
|
482 for (i = 0; /* void */; i++) {
|
50
|
483
|
58
|
484 if (i >= part->nelts) {
|
|
485 if (part->next == NULL) {
|
|
486 break;
|
|
487 }
|
50
|
488
|
58
|
489 part = part->next;
|
|
490 header = part->elts;
|
|
491 i = 0;
|
50
|
492 }
|
|
493
|
58
|
494 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
495 + ((header[i].value.len > 127) ? 4 : 1)
|
|
496 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
50
|
497 }
|
|
498 }
|
|
499
|
|
500
|
|
501 if (len > 65535) {
|
|
502 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
503 "fastcgi: the request record is too big");
|
|
504 return NGX_ERROR;
|
|
505 }
|
|
506
|
|
507
|
|
508 padding = 8 - len % 8;
|
|
509 padding = (padding == 8) ? 0 : padding;
|
|
510
|
|
511
|
|
512 size = sizeof(ngx_http_fastcgi_header_t)
|
|
513 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
514
|
|
515 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
516 + len + padding
|
|
517 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
518
|
|
519 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
520
|
|
521
|
|
522 b = ngx_create_temp_buf(r->pool, size);
|
|
523 if (b == NULL) {
|
|
524 return NGX_ERROR;
|
|
525 }
|
|
526
|
|
527 cl = ngx_alloc_chain_link(r->pool);
|
|
528 if (cl == NULL) {
|
|
529 return NGX_ERROR;
|
|
530 }
|
|
531
|
|
532 cl->buf = b;
|
|
533
|
58
|
534 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
535 sizeof(ngx_http_fastcgi_request_start_t));
|
50
|
536
|
|
537 h = (ngx_http_fastcgi_header_t *)
|
|
538 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
539 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
540
|
|
541 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
542 h->content_length_lo = (u_char) (len & 0xff);
|
|
543 h->padding_length = (u_char) padding;
|
|
544 h->reserved = 0;
|
|
545
|
|
546 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
547 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
548 + sizeof(ngx_http_fastcgi_header_t);
|
|
549
|
|
550
|
58
|
551 if (flcf->params_len) {
|
|
552 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
50
|
553
|
58
|
554 e.ip = flcf->params->elts;
|
|
555 e.pos = b->last;
|
|
556 e.request = r;
|
122
|
557 e.flushed = 1;
|
50
|
558
|
58
|
559 le.ip = flcf->params_len->elts;
|
50
|
560
|
58
|
561 while (*(uintptr_t *) le.ip) {
|
50
|
562
|
58
|
563 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
564 key_len = (u_char) lcode(&le);
|
50
|
565
|
58
|
566 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
567 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
568 }
|
|
569 le.ip += sizeof(uintptr_t);
|
50
|
570
|
86
|
571 *e.pos++ = (u_char) key_len;
|
50
|
572
|
86
|
573 if (val_len > 127) {
|
|
574 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
575 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
576 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
577 *e.pos++ = (u_char) (val_len & 0xff);
|
50
|
578
|
86
|
579 } else {
|
|
580 *e.pos++ = (u_char) val_len;
|
58
|
581 }
|
50
|
582
|
58
|
583 while (*(uintptr_t *) e.ip) {
|
|
584 code = *(ngx_http_script_code_pt *) e.ip;
|
|
585 code((ngx_http_script_engine_t *) &e);
|
|
586 }
|
|
587 e.ip += sizeof(uintptr_t);
|
50
|
588 }
|
|
589
|
58
|
590 b->last = e.pos;
|
50
|
591 }
|
|
592
|
|
593
|
58
|
594 if (flcf->upstream.pass_request_headers) {
|
50
|
595
|
58
|
596 part = &r->headers_in.headers.part;
|
|
597 header = part->elts;
|
50
|
598
|
58
|
599 for (i = 0; /* void */; i++) {
|
50
|
600
|
58
|
601 if (i >= part->nelts) {
|
|
602 if (part->next == NULL) {
|
126
|
603 break;
|
58
|
604 }
|
126
|
605
|
58
|
606 part = part->next;
|
|
607 header = part->elts;
|
|
608 i = 0;
|
|
609 }
|
50
|
610
|
58
|
611 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
612 if (len > 127) {
|
|
613 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
614 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
615 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
616 *b->last++ = (u_char) (len & 0xff);
|
126
|
617
|
58
|
618 } else {
|
|
619 *b->last++ = (u_char) len;
|
50
|
620 }
|
|
621
|
58
|
622 len = header[i].value.len;
|
|
623 if (len > 127) {
|
|
624 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
625 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
626 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
627 *b->last++ = (u_char) (len & 0xff);
|
50
|
628
|
58
|
629 } else {
|
|
630 *b->last++ = (u_char) len;
|
50
|
631 }
|
|
632
|
58
|
633 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
50
|
634
|
58
|
635 for (n = 0; n < header[i].key.len; n++) {
|
|
636 ch = header[i].key.data[n];
|
50
|
637
|
58
|
638 if (ch >= 'a' && ch <= 'z') {
|
|
639 ch &= ~0x20;
|
50
|
640
|
58
|
641 } else if (ch == '-') {
|
|
642 ch = '_';
|
|
643 }
|
50
|
644
|
58
|
645 *b->last++ = ch;
|
50
|
646 }
|
|
647
|
122
|
648 b->last = ngx_copy(b->last, header[i].value.data,
|
|
649 header[i].value.len);
|
50
|
650 }
|
|
651 }
|
|
652
|
|
653
|
|
654 if (padding) {
|
|
655 ngx_memzero(b->last, padding);
|
|
656 b->last += padding;
|
|
657 }
|
|
658
|
|
659
|
|
660 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
661 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
662
|
|
663 h->version = 1;
|
|
664 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
665 h->request_id_hi = 0;
|
|
666 h->request_id_lo = 1;
|
|
667 h->content_length_hi = 0;
|
|
668 h->content_length_lo = 0;
|
|
669 h->padding_length = 0;
|
|
670 h->reserved = 0;
|
|
671
|
|
672 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
673 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
674
|
58
|
675 if (flcf->upstream.pass_request_body) {
|
|
676 body = r->upstream->request_bufs;
|
|
677 r->upstream->request_bufs = cl;
|
50
|
678
|
|
679 #if (NGX_SUPPRESS_WARN)
|
58
|
680 file_pos = 0;
|
|
681 pos = NULL;
|
50
|
682 #endif
|
|
683
|
58
|
684 while (body) {
|
50
|
685
|
58
|
686 if (body->buf->in_file) {
|
|
687 file_pos = body->buf->file_pos;
|
50
|
688
|
58
|
689 } else {
|
|
690 pos = body->buf->pos;
|
50
|
691 }
|
|
692
|
58
|
693 next = 0;
|
50
|
694
|
58
|
695 do {
|
|
696 b = ngx_alloc_buf(r->pool);
|
|
697 if (b == NULL) {
|
|
698 return NGX_ERROR;
|
50
|
699 }
|
|
700
|
58
|
701 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
702
|
|
703 if (body->buf->in_file) {
|
|
704 b->file_pos = file_pos;
|
|
705 file_pos += 32 * 1024;
|
50
|
706
|
58
|
707 if (file_pos > body->buf->file_last) {
|
|
708 file_pos = body->buf->file_last;
|
|
709 next = 1;
|
|
710 }
|
|
711
|
|
712 b->file_last = file_pos;
|
|
713 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
714
|
|
715 } else {
|
|
716 b->pos = pos;
|
|
717 pos += 32 * 1024;
|
50
|
718
|
58
|
719 if (pos > body->buf->last) {
|
|
720 pos = body->buf->last;
|
|
721 next = 1;
|
|
722 }
|
|
723
|
|
724 b->last = pos;
|
|
725 len = (ngx_uint_t) (pos - b->pos);
|
|
726 }
|
50
|
727
|
58
|
728 padding = 8 - len % 8;
|
|
729 padding = (padding == 8) ? 0 : padding;
|
50
|
730
|
58
|
731 h->version = 1;
|
|
732 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
733 h->request_id_hi = 0;
|
|
734 h->request_id_lo = 1;
|
|
735 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
736 h->content_length_lo = (u_char) (len & 0xff);
|
|
737 h->padding_length = (u_char) padding;
|
|
738 h->reserved = 0;
|
50
|
739
|
58
|
740 cl->next = ngx_alloc_chain_link(r->pool);
|
|
741 if (cl->next == NULL) {
|
|
742 return NGX_ERROR;
|
|
743 }
|
50
|
744
|
58
|
745 cl = cl->next;
|
|
746 cl->buf = b;
|
|
747
|
|
748 b = ngx_create_temp_buf(r->pool,
|
|
749 sizeof(ngx_http_fastcgi_header_t)
|
|
750 + padding);
|
|
751 if (b == NULL) {
|
|
752 return NGX_ERROR;
|
|
753 }
|
50
|
754
|
58
|
755 if (padding) {
|
|
756 ngx_memzero(b->last, padding);
|
|
757 b->last += padding;
|
|
758 }
|
|
759
|
|
760 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
761 b->last += sizeof(ngx_http_fastcgi_header_t);
|
50
|
762
|
58
|
763 cl->next = ngx_alloc_chain_link(r->pool);
|
|
764 if (cl->next == NULL) {
|
|
765 return NGX_ERROR;
|
|
766 }
|
|
767
|
|
768 cl = cl->next;
|
|
769 cl->buf = b;
|
50
|
770
|
58
|
771 } while (!next);
|
50
|
772
|
58
|
773 body = body->next;
|
|
774 }
|
50
|
775
|
58
|
776 } else {
|
|
777 r->upstream->request_bufs = cl;
|
50
|
778 }
|
|
779
|
|
780 h->version = 1;
|
|
781 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
782 h->request_id_hi = 0;
|
|
783 h->request_id_lo = 1;
|
|
784 h->content_length_hi = 0;
|
|
785 h->content_length_lo = 0;
|
|
786 h->padding_length = 0;
|
|
787 h->reserved = 0;
|
|
788
|
|
789 cl->next = NULL;
|
|
790
|
|
791 return NGX_OK;
|
|
792 }
|
|
793
|
|
794
|
|
795 static ngx_int_t
|
|
796 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
797 {
|
|
798 ngx_http_fastcgi_ctx_t *f;
|
|
799
|
|
800 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
801
|
|
802 if (f == NULL) {
|
|
803 return NGX_OK;
|
|
804 }
|
|
805
|
|
806 f->state = ngx_http_fastcgi_st_version;
|
164
|
807 f->fastcgi_stdout = 0;
|
50
|
808
|
|
809 return NGX_OK;
|
|
810 }
|
|
811
|
|
812
|
56
|
813 static ngx_int_t
|
|
814 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
50
|
815 {
|
58
|
816 u_char *start, *last;
|
|
817 ngx_str_t *status_line, line;
|
|
818 ngx_int_t rc, status;
|
198
|
819 ngx_uint_t i;
|
58
|
820 ngx_table_elt_t *h;
|
|
821 ngx_http_upstream_t *u;
|
|
822 ngx_http_fastcgi_ctx_t *f;
|
|
823 ngx_http_upstream_header_t *hh;
|
|
824 ngx_http_upstream_main_conf_t *umcf;
|
50
|
825
|
|
826 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
827
|
58
|
828 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
829
|
50
|
830 if (f == NULL) {
|
|
831 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
832 if (f == NULL) {
|
|
833 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
834 }
|
|
835
|
|
836 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
837 }
|
|
838
|
|
839 u = r->upstream;
|
|
840
|
|
841 for ( ;; ) {
|
|
842
|
|
843 if (f->state < ngx_http_fastcgi_st_data) {
|
|
844
|
130
|
845 f->pos = u->buffer.pos;
|
|
846 f->last = u->buffer.last;
|
50
|
847
|
|
848 rc = ngx_http_fastcgi_process_record(r, f);
|
|
849
|
130
|
850 u->buffer.pos = f->pos;
|
|
851 u->buffer.last = f->last;
|
50
|
852
|
|
853 if (rc == NGX_AGAIN) {
|
|
854 return NGX_AGAIN;
|
|
855 }
|
|
856
|
|
857 if (rc == NGX_ERROR) {
|
|
858 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
859 }
|
|
860
|
|
861 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
862 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
863 {
|
|
864 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
865 "upstream sent unexpected FastCGI record: %d",
|
|
866 f->type);
|
|
867
|
|
868 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
869 }
|
|
870
|
|
871 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
872 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
873 "upstream closed prematurely FastCGI stdout");
|
|
874
|
|
875 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
876 }
|
|
877 }
|
|
878
|
|
879 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
880
|
130
|
881 if (u->buffer.pos + f->padding < u->buffer.last) {
|
50
|
882 f->state = ngx_http_fastcgi_st_version;
|
130
|
883 u->buffer.pos += f->padding;
|
50
|
884
|
|
885 continue;
|
|
886 }
|
|
887
|
130
|
888 if (u->buffer.pos + f->padding == u->buffer.last) {
|
50
|
889 f->state = ngx_http_fastcgi_st_version;
|
130
|
890 u->buffer.pos = u->buffer.last;
|
50
|
891
|
|
892 return NGX_AGAIN;
|
|
893 }
|
|
894
|
130
|
895 f->padding -= u->buffer.last - u->buffer.pos;
|
|
896 u->buffer.pos = u->buffer.last;
|
50
|
897
|
|
898 return NGX_AGAIN;
|
|
899 }
|
|
900
|
|
901
|
|
902 /* f->state == ngx_http_fastcgi_st_data */
|
|
903
|
|
904 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
905
|
|
906 if (f->length) {
|
130
|
907 line.data = u->buffer.pos;
|
50
|
908
|
130
|
909 if (u->buffer.pos + f->length <= u->buffer.last) {
|
50
|
910 line.len = f->length;
|
130
|
911 u->buffer.pos += f->length;
|
50
|
912 f->length = 0;
|
|
913 f->state = ngx_http_fastcgi_st_padding;
|
|
914
|
126
|
915 } else {
|
130
|
916 line.len = u->buffer.last - u->buffer.pos;
|
|
917 f->length -= u->buffer.last - u->buffer.pos;
|
|
918 u->buffer.pos = u->buffer.last;
|
50
|
919 }
|
|
920
|
|
921 while (line.data[line.len - 1] == LF
|
|
922 || line.data[line.len - 1] == CR
|
|
923 || line.data[line.len - 1] == '.'
|
|
924 || line.data[line.len - 1] == ' ')
|
|
925 {
|
|
926 line.len--;
|
|
927 }
|
|
928
|
|
929 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
930 "FastCGI sent in stderr: \"%V\"", &line);
|
|
931
|
130
|
932 if (u->buffer.pos == u->buffer.last) {
|
164
|
933
|
|
934 if (!f->fastcgi_stdout) {
|
|
935
|
|
936 /*
|
|
937 * the special handling the large number
|
|
938 * of the PHP warnings to not allocate memory
|
|
939 */
|
|
940
|
|
941 u->buffer.pos = u->buffer.start;
|
|
942 u->buffer.last = u->buffer.start;
|
|
943 }
|
|
944
|
50
|
945 return NGX_AGAIN;
|
|
946 }
|
|
947
|
|
948 } else {
|
|
949 f->state = ngx_http_fastcgi_st_version;
|
|
950 }
|
|
951
|
|
952 continue;
|
|
953 }
|
|
954
|
|
955
|
|
956 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
957
|
164
|
958 f->fastcgi_stdout = 1;
|
|
959
|
130
|
960 start = u->buffer.pos;
|
50
|
961
|
130
|
962 if (u->buffer.pos + f->length < u->buffer.last) {
|
50
|
963
|
|
964 /*
|
130
|
965 * set u->buffer.last to the end of the FastCGI record data
|
50
|
966 * for ngx_http_parse_header_line()
|
|
967 */
|
|
968
|
130
|
969 last = u->buffer.last;
|
|
970 u->buffer.last = u->buffer.pos + f->length;
|
50
|
971
|
|
972 } else {
|
|
973 last = NULL;
|
|
974 }
|
|
975
|
|
976 for ( ;; ) {
|
|
977
|
130
|
978 rc = ngx_http_parse_header_line(r, &u->buffer);
|
50
|
979
|
|
980 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
981 "http fastcgi parser: %d", rc);
|
|
982
|
|
983 if (rc == NGX_AGAIN) {
|
|
984 break;
|
|
985 }
|
|
986
|
|
987 if (rc == NGX_OK) {
|
|
988
|
|
989 /* a header line has been parsed successfully */
|
|
990
|
58
|
991 h = ngx_list_push(&u->headers_in.headers);
|
50
|
992 if (h == NULL) {
|
|
993 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
994 }
|
|
995
|
58
|
996 h->hash = r->header_hash;
|
|
997
|
50
|
998 h->key.len = r->header_name_end - r->header_name_start;
|
|
999 h->value.len = r->header_end - r->header_start;
|
|
1000
|
|
1001 h->key.data = ngx_palloc(r->pool,
|
198
|
1002 h->key.len + 1 + h->value.len + 1 + h->key.len);
|
50
|
1003 if (h->key.data == NULL) {
|
|
1004 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1005 }
|
|
1006
|
|
1007 h->value.data = h->key.data + h->key.len + 1;
|
198
|
1008 h->lowcase_key = h->key.data + h->key.len + 1
|
|
1009 + h->value.len + 1;
|
50
|
1010
|
|
1011 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
1012 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
1013
|
198
|
1014 if (h->key.len == r->lowcase_index) {
|
|
1015 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len);
|
|
1016
|
|
1017 } else {
|
|
1018 for (i = 0; i < h->key.len; i++) {
|
|
1019 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]);
|
50
|
1020 }
|
|
1021 }
|
|
1022
|
198
|
1023 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash,
|
|
1024 h->lowcase_key, h->key.len);
|
|
1025
|
|
1026 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) {
|
|
1027 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1028 }
|
|
1029
|
50
|
1030 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1031 "http fastcgi header: \"%V: %V\"",
|
|
1032 &h->key, &h->value);
|
|
1033
|
164
|
1034 if (u->buffer.pos < u->buffer.last) {
|
|
1035 continue;
|
|
1036 }
|
|
1037
|
|
1038 /* the end of the FastCGI record */
|
|
1039
|
|
1040 break;
|
50
|
1041 }
|
|
1042
|
|
1043 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1044
|
|
1045 /* a whole header has been parsed successfully */
|
|
1046
|
|
1047 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1048 "http fastcgi header done");
|
|
1049
|
58
|
1050 if (u->headers_in.status) {
|
|
1051 status_line = &u->headers_in.status->value;
|
50
|
1052
|
|
1053 status = ngx_atoi(status_line->data, 3);
|
|
1054
|
|
1055 if (status == NGX_ERROR) {
|
|
1056 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1057 }
|
|
1058
|
78
|
1059 u->headers_in.status_n = status;
|
|
1060 u->headers_in.status_line = *status_line;
|
50
|
1061
|
|
1062 } else {
|
78
|
1063 u->headers_in.status_n = 200;
|
|
1064 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
1065 u->headers_in.status_line.data = (u_char *) "200 OK";
|
50
|
1066 }
|
|
1067
|
78
|
1068 u->state->status = u->headers_in.status_n;
|
50
|
1069 #if 0
|
|
1070 if (u->cachable) {
|
|
1071 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
1072 }
|
|
1073 #endif
|
|
1074
|
|
1075 break;
|
|
1076 }
|
|
1077
|
|
1078 /* there was error while a header line parsing */
|
|
1079
|
|
1080 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
168
|
1081 "upstream sent invalid header");
|
50
|
1082
|
|
1083 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1084
|
|
1085 }
|
|
1086
|
|
1087 if (last) {
|
130
|
1088 u->buffer.last = last;
|
50
|
1089 }
|
|
1090
|
130
|
1091 f->length -= u->buffer.pos - start;
|
50
|
1092
|
|
1093 if (f->length == 0) {
|
|
1094 if (f->padding) {
|
|
1095 f->state = ngx_http_fastcgi_st_padding;
|
|
1096 } else {
|
|
1097 f->state = ngx_http_fastcgi_st_version;
|
|
1098 }
|
|
1099 }
|
|
1100
|
164
|
1101 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1102 return NGX_OK;
|
|
1103 }
|
|
1104
|
|
1105 if (u->buffer.pos == u->buffer.last) {
|
|
1106 return NGX_AGAIN;
|
|
1107 }
|
|
1108
|
|
1109 if (rc == NGX_AGAIN) {
|
|
1110 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
1111 "upstream split a header line in FastCGI records");
|
|
1112
|
|
1113 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1114 }
|
50
|
1115 }
|
|
1116 }
|
|
1117
|
|
1118
|
|
1119 static ngx_int_t
|
|
1120 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
1121 {
|
|
1122 ngx_int_t rc;
|
|
1123 ngx_buf_t *b, **prev;
|
|
1124 ngx_str_t line;
|
|
1125 ngx_chain_t *cl;
|
|
1126 ngx_http_request_t *r;
|
|
1127 ngx_http_fastcgi_ctx_t *f;
|
|
1128
|
|
1129 if (buf->pos == buf->last) {
|
|
1130 return NGX_OK;
|
|
1131 }
|
|
1132
|
|
1133 r = p->input_ctx;
|
|
1134 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1135
|
|
1136 b = NULL;
|
|
1137 prev = &buf->shadow;
|
|
1138
|
|
1139 f->pos = buf->pos;
|
|
1140 f->last = buf->last;
|
|
1141
|
|
1142 for ( ;; ) {
|
|
1143 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1144
|
|
1145 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1146
|
|
1147 if (rc == NGX_AGAIN) {
|
|
1148 break;
|
|
1149 }
|
|
1150
|
|
1151 if (rc == NGX_ERROR) {
|
|
1152 return NGX_ERROR;
|
|
1153 }
|
|
1154
|
|
1155 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1156 f->state = ngx_http_fastcgi_st_version;
|
|
1157 p->upstream_done = 1;
|
|
1158
|
|
1159 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1160 "http fastcgi closed stdout");
|
|
1161
|
|
1162 continue;
|
|
1163 }
|
|
1164
|
|
1165 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1166 f->state = ngx_http_fastcgi_st_version;
|
|
1167 p->upstream_done = 1;
|
|
1168
|
|
1169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1170 "http fastcgi sent end request");
|
|
1171
|
|
1172 break;
|
|
1173 }
|
|
1174 }
|
|
1175
|
|
1176
|
|
1177 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1178
|
|
1179 if (f->pos + f->padding < f->last) {
|
|
1180 f->state = ngx_http_fastcgi_st_version;
|
|
1181 f->pos += f->padding;
|
|
1182
|
|
1183 continue;
|
|
1184 }
|
|
1185
|
|
1186 if (f->pos + f->padding == f->last) {
|
|
1187 f->state = ngx_http_fastcgi_st_version;
|
|
1188
|
|
1189 break;
|
|
1190 }
|
|
1191
|
|
1192 f->padding -= f->last - f->pos;
|
|
1193
|
|
1194 break;
|
|
1195 }
|
|
1196
|
|
1197
|
|
1198 /* f->state == ngx_http_fastcgi_st_data */
|
|
1199
|
|
1200 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1201
|
|
1202 if (f->length) {
|
188
|
1203
|
|
1204 if (f->pos == f->last) {
|
|
1205 break;
|
|
1206 }
|
|
1207
|
50
|
1208 line.data = f->pos;
|
|
1209
|
|
1210 if (f->pos + f->length <= f->last) {
|
|
1211 line.len = f->length;
|
|
1212 f->pos += f->length;
|
|
1213 f->length = 0;
|
|
1214 f->state = ngx_http_fastcgi_st_padding;
|
|
1215
|
126
|
1216 } else {
|
50
|
1217 line.len = f->last - f->pos;
|
|
1218 f->length -= f->last - f->pos;
|
|
1219 f->pos = f->last;
|
|
1220 }
|
|
1221
|
|
1222 while (line.data[line.len - 1] == LF
|
|
1223 || line.data[line.len - 1] == CR
|
|
1224 || line.data[line.len - 1] == '.'
|
|
1225 || line.data[line.len - 1] == ' ')
|
|
1226 {
|
|
1227 line.len--;
|
|
1228 }
|
|
1229
|
|
1230 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
1231 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1232
|
|
1233 if (f->pos == f->last) {
|
|
1234 break;
|
|
1235 }
|
|
1236
|
|
1237 } else {
|
|
1238 f->state = ngx_http_fastcgi_st_version;
|
|
1239 }
|
|
1240
|
|
1241 continue;
|
|
1242 }
|
|
1243
|
|
1244
|
|
1245 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1246
|
188
|
1247 if (f->pos == f->last) {
|
|
1248 break;
|
|
1249 }
|
|
1250
|
50
|
1251 if (p->free) {
|
|
1252 b = p->free->buf;
|
|
1253 p->free = p->free->next;
|
|
1254
|
|
1255 } else {
|
|
1256 b = ngx_alloc_buf(p->pool);
|
|
1257 if (b == NULL) {
|
|
1258 return NGX_ERROR;
|
|
1259 }
|
|
1260 }
|
|
1261
|
|
1262 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1263
|
|
1264 b->pos = f->pos;
|
|
1265 b->start = buf->start;
|
|
1266 b->end = buf->end;
|
|
1267 b->tag = p->tag;
|
|
1268 b->temporary = 1;
|
|
1269 b->recycled = 1;
|
|
1270
|
|
1271 *prev = b;
|
|
1272 prev = &b->shadow;
|
|
1273
|
|
1274 cl = ngx_alloc_chain_link(p->pool);
|
|
1275 if (cl == NULL) {
|
|
1276 return NGX_ERROR;
|
|
1277 }
|
|
1278
|
|
1279 cl->buf = b;
|
|
1280 cl->next = NULL;
|
|
1281
|
|
1282 if (p->in) {
|
|
1283 *p->last_in = cl;
|
|
1284 } else {
|
|
1285 p->in = cl;
|
|
1286 }
|
|
1287 p->last_in = &cl->next;
|
|
1288
|
|
1289
|
|
1290 /* STUB */ b->num = buf->num;
|
|
1291
|
|
1292 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
1293
|
|
1294
|
|
1295 if (f->pos + f->length < f->last) {
|
|
1296
|
|
1297 if (f->padding) {
|
|
1298 f->state = ngx_http_fastcgi_st_padding;
|
|
1299 } else {
|
|
1300 f->state = ngx_http_fastcgi_st_version;
|
|
1301 }
|
|
1302
|
|
1303 f->pos += f->length;
|
|
1304 b->last = f->pos;
|
|
1305
|
|
1306 continue;
|
|
1307 }
|
|
1308
|
|
1309 if (f->pos + f->length == f->last) {
|
|
1310
|
|
1311 if (f->padding) {
|
|
1312 f->state = ngx_http_fastcgi_st_padding;
|
|
1313 } else {
|
|
1314 f->state = ngx_http_fastcgi_st_version;
|
|
1315 }
|
|
1316
|
|
1317 b->last = f->last;
|
|
1318
|
|
1319 break;
|
|
1320 }
|
|
1321
|
|
1322 f->length -= f->last - f->pos;
|
|
1323
|
|
1324 b->last = f->last;
|
|
1325
|
|
1326 break;
|
|
1327
|
|
1328 }
|
|
1329
|
|
1330 if (b) {
|
|
1331 b->shadow = buf;
|
|
1332 b->last_shadow = 1;
|
|
1333
|
|
1334 return NGX_OK;
|
|
1335 }
|
|
1336
|
|
1337 /* there is no data record in the buf, add it to free chain */
|
|
1338
|
|
1339 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1340 return NGX_ERROR;
|
|
1341 }
|
|
1342
|
|
1343 return NGX_OK;
|
|
1344 }
|
|
1345
|
|
1346
|
|
1347 static ngx_int_t
|
|
1348 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1349 ngx_http_fastcgi_ctx_t *f)
|
|
1350 {
|
|
1351 u_char ch, *p;
|
|
1352 ngx_http_fastcgi_state_e state;
|
|
1353
|
|
1354 state = f->state;
|
|
1355
|
|
1356 for (p = f->pos; p < f->last; p++) {
|
|
1357
|
|
1358 ch = *p;
|
|
1359
|
|
1360 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1361 "http fastcgi record byte: %02Xd", ch);
|
|
1362
|
|
1363 switch (state) {
|
|
1364
|
|
1365 case ngx_http_fastcgi_st_version:
|
|
1366 if (ch != 1) {
|
|
1367 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1368 "upstream sent unsupported FastCGI "
|
|
1369 "protocol version: %d", ch);
|
|
1370 return NGX_ERROR;
|
|
1371 }
|
|
1372 state = ngx_http_fastcgi_st_type;
|
|
1373 break;
|
|
1374
|
|
1375 case ngx_http_fastcgi_st_type:
|
|
1376 switch (ch) {
|
|
1377 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1378 case NGX_HTTP_FASTCGI_STDERR:
|
|
1379 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1380 f->type = (ngx_uint_t) ch;
|
|
1381 break;
|
|
1382 default:
|
|
1383 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1384 "upstream sent invalid FastCGI "
|
|
1385 "record type: %d", ch);
|
|
1386 return NGX_ERROR;
|
|
1387
|
|
1388 }
|
|
1389 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1390 break;
|
|
1391
|
|
1392 /* we support the single request per connection */
|
|
1393
|
|
1394 case ngx_http_fastcgi_st_request_id_hi:
|
|
1395 if (ch != 0) {
|
|
1396 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1397 "upstream sent unexpected FastCGI "
|
|
1398 "request id high byte: %d", ch);
|
|
1399 return NGX_ERROR;
|
|
1400 }
|
|
1401 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1402 break;
|
|
1403
|
|
1404 case ngx_http_fastcgi_st_request_id_lo:
|
|
1405 if (ch != 1) {
|
|
1406 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1407 "upstream sent unexpected FastCGI "
|
|
1408 "request id low byte: %d", ch);
|
|
1409 return NGX_ERROR;
|
|
1410 }
|
|
1411 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1412 break;
|
|
1413
|
|
1414 case ngx_http_fastcgi_st_content_length_hi:
|
|
1415 f->length = ch << 8;
|
|
1416 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1417 break;
|
|
1418
|
|
1419 case ngx_http_fastcgi_st_content_length_lo:
|
|
1420 f->length |= (size_t) ch;
|
|
1421 state = ngx_http_fastcgi_st_padding_length;
|
|
1422 break;
|
|
1423
|
|
1424 case ngx_http_fastcgi_st_padding_length:
|
|
1425 f->padding = (size_t) ch;
|
|
1426 state = ngx_http_fastcgi_st_reserved;
|
|
1427 break;
|
|
1428
|
|
1429 case ngx_http_fastcgi_st_reserved:
|
|
1430 state = ngx_http_fastcgi_st_data;
|
|
1431
|
|
1432 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1433 "http fastcgi record length: %z", f->length);
|
|
1434
|
|
1435 f->pos = p + 1;
|
|
1436 f->state = state;
|
|
1437
|
|
1438 return NGX_OK;
|
|
1439
|
|
1440 /* suppress warning */
|
|
1441 case ngx_http_fastcgi_st_data:
|
|
1442 case ngx_http_fastcgi_st_padding:
|
|
1443 break;
|
|
1444 }
|
|
1445 }
|
|
1446
|
|
1447 f->state = state;
|
|
1448
|
|
1449 return NGX_AGAIN;
|
|
1450 }
|
|
1451
|
|
1452
|
|
1453 static void
|
|
1454 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
1455 {
|
|
1456 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1457 "abort http fastcgi request");
|
|
1458
|
|
1459 return;
|
|
1460 }
|
|
1461
|
|
1462
|
|
1463 static void
|
|
1464 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
1465 {
|
|
1466 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1467 "finalize http fastcgi request");
|
|
1468
|
|
1469 return;
|
|
1470 }
|
|
1471
|
|
1472
|
58
|
1473 static ngx_int_t
|
|
1474 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
50
|
1475 {
|
58
|
1476 ngx_http_variable_t *var;
|
50
|
1477
|
132
|
1478 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name,
|
204
|
1479 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHABLE);
|
58
|
1480 if (var == NULL) {
|
|
1481 return NGX_ERROR;
|
50
|
1482 }
|
|
1483
|
186
|
1484 var->get_handler = ngx_http_fastcgi_script_name_variable;
|
50
|
1485
|
58
|
1486 return NGX_OK;
|
50
|
1487 }
|
|
1488
|
|
1489
|
|
1490 static void *
|
|
1491 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
1492 {
|
|
1493 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1494
|
|
1495 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1496 if (conf == NULL) {
|
|
1497 return NGX_CONF_ERROR;
|
|
1498 }
|
|
1499
|
|
1500 /*
|
|
1501 * set by ngx_pcalloc():
|
|
1502 *
|
|
1503 * conf->upstream.bufs.num = 0;
|
|
1504 * conf->upstream.next_upstream = 0;
|
|
1505 * conf->upstream.temp_path = NULL;
|
198
|
1506 * conf->upstream.hide_headers_hash = { NULL, 0 };
|
|
1507 * conf->upstream.hide_headers = NULL;
|
|
1508 * conf->upstream.pass_headers = NULL;
|
58
|
1509 * conf->upstream.schema = { 0, NULL };
|
|
1510 * conf->upstream.uri = { 0, NULL };
|
|
1511 * conf->upstream.location = NULL;
|
|
1512 *
|
50
|
1513 * conf->index.len = 0;
|
|
1514 * conf->index.data = NULL;
|
|
1515 */
|
|
1516
|
130
|
1517 conf->upstream.buffering = NGX_CONF_UNSET;
|
178
|
1518 conf->upstream.ignore_client_abort = NGX_CONF_UNSET;
|
130
|
1519
|
50
|
1520 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1521 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
56
|
1522 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1523
|
50
|
1524 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
130
|
1525 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
78
|
1526
|
|
1527 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
126
|
1528 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
78
|
1529 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
58
|
1530
|
110
|
1531 conf->upstream.max_fails = NGX_CONF_UNSET_UINT;
|
|
1532 conf->upstream.fail_timeout = NGX_CONF_UNSET;
|
|
1533
|
58
|
1534 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1535 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1536
|
50
|
1537 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
1538
|
|
1539 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1540 conf->upstream.cyclic_temp_file = 0;
|
|
1541
|
|
1542 return conf;
|
|
1543 }
|
|
1544
|
|
1545
|
|
1546 static char *
|
|
1547 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
1548 {
|
|
1549 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1550 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1551
|
58
|
1552 u_char *p;
|
|
1553 size_t size;
|
|
1554 uintptr_t *code;
|
198
|
1555 ngx_str_t *header;
|
|
1556 ngx_uint_t i, j;
|
|
1557 ngx_array_t hide_headers;
|
|
1558 ngx_keyval_t *src;
|
|
1559 ngx_hash_key_t *hk;
|
|
1560 ngx_hash_init_t hash;
|
58
|
1561 ngx_http_script_compile_t sc;
|
|
1562 ngx_http_script_copy_code_t *copy;
|
50
|
1563
|
130
|
1564 ngx_conf_merge_value(conf->upstream.buffering,
|
|
1565 prev->upstream.buffering, 1);
|
|
1566
|
178
|
1567 ngx_conf_merge_value(conf->upstream.ignore_client_abort,
|
|
1568 prev->upstream.ignore_client_abort, 0);
|
|
1569
|
50
|
1570 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1571 prev->upstream.connect_timeout, 60000);
|
56
|
1572
|
50
|
1573 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1574 prev->upstream.send_timeout, 60000);
|
|
1575
|
|
1576 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1577 prev->upstream.read_timeout, 60000);
|
|
1578
|
56
|
1579 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1580 prev->upstream.send_lowat, 0);
|
50
|
1581
|
130
|
1582 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
1583 prev->upstream.buffer_size,
|
50
|
1584 (size_t) ngx_pagesize);
|
|
1585
|
56
|
1586
|
50
|
1587 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1588 8, ngx_pagesize);
|
|
1589
|
|
1590 if (conf->upstream.bufs.num < 2) {
|
|
1591 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1592 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1593 return NGX_CONF_ERROR;
|
|
1594 }
|
|
1595
|
|
1596
|
130
|
1597 size = conf->upstream.buffer_size;
|
50
|
1598 if (size < conf->upstream.bufs.size) {
|
|
1599 size = conf->upstream.bufs.size;
|
|
1600 }
|
|
1601
|
|
1602
|
78
|
1603 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
1604 prev->upstream.busy_buffers_size_conf,
|
50
|
1605 NGX_CONF_UNSET_SIZE);
|
|
1606
|
78
|
1607 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1608 conf->upstream.busy_buffers_size = 2 * size;
|
78
|
1609 } else {
|
|
1610 conf->upstream.busy_buffers_size =
|
|
1611 conf->upstream.busy_buffers_size_conf;
|
|
1612 }
|
50
|
1613
|
78
|
1614 if (conf->upstream.busy_buffers_size < size) {
|
50
|
1615 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1616 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
1617 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1618 "one of the \"fastcgi_buffers\"");
|
|
1619
|
|
1620 return NGX_CONF_ERROR;
|
78
|
1621 }
|
50
|
1622
|
78
|
1623 if (conf->upstream.busy_buffers_size
|
|
1624 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
50
|
1625 {
|
|
1626 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1627 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
1628 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
1629
|
|
1630 return NGX_CONF_ERROR;
|
|
1631 }
|
|
1632
|
|
1633
|
78
|
1634 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
1635 prev->upstream.temp_file_write_size_conf,
|
50
|
1636 NGX_CONF_UNSET_SIZE);
|
|
1637
|
78
|
1638 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1639 conf->upstream.temp_file_write_size = 2 * size;
|
78
|
1640 } else {
|
|
1641 conf->upstream.temp_file_write_size =
|
|
1642 conf->upstream.temp_file_write_size_conf;
|
|
1643 }
|
50
|
1644
|
78
|
1645 if (conf->upstream.temp_file_write_size < size) {
|
50
|
1646 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1647 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
1648 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1649 "one of the \"fastcgi_buffers\"");
|
|
1650
|
|
1651 return NGX_CONF_ERROR;
|
|
1652 }
|
|
1653
|
|
1654
|
78
|
1655 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
1656 prev->upstream.max_temp_file_size_conf,
|
50
|
1657 NGX_CONF_UNSET_SIZE);
|
|
1658
|
78
|
1659 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1660 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
78
|
1661 } else {
|
|
1662 conf->upstream.max_temp_file_size =
|
|
1663 conf->upstream.max_temp_file_size_conf;
|
|
1664 }
|
50
|
1665
|
78
|
1666 if (conf->upstream.max_temp_file_size != 0
|
|
1667 && conf->upstream.max_temp_file_size < size)
|
50
|
1668 {
|
|
1669 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1670 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1671 "the temporary files usage or must be equal or bigger than "
|
|
1672 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1673 "one of the \"fastcgi_buffers\"");
|
|
1674
|
|
1675 return NGX_CONF_ERROR;
|
|
1676 }
|
|
1677
|
|
1678
|
|
1679 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
1680 prev->upstream.next_upstream,
|
|
1681 (NGX_CONF_BITMASK_SET
|
|
1682 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1683 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
1684
|
110
|
1685 ngx_conf_merge_unsigned_value(conf->upstream.max_fails,
|
|
1686 prev->upstream.max_fails, 1);
|
|
1687
|
|
1688 ngx_conf_merge_sec_value(conf->upstream.fail_timeout,
|
|
1689 prev->upstream.fail_timeout, 10);
|
|
1690
|
200
|
1691 if (conf->upstream_peers && !conf->upstream_peers->balanced) {
|
|
1692 for (i = 0; i < conf->upstream_peers->peers->number; i++) {
|
|
1693 conf->upstream_peers->peers->peer[i].weight = 1;
|
|
1694 conf->upstream_peers->peers->peer[i].max_fails =
|
|
1695 conf->upstream.max_fails;
|
|
1696 conf->upstream_peers->peers->peer[i].fail_timeout =
|
|
1697 conf->upstream.fail_timeout;
|
110
|
1698 }
|
|
1699 }
|
|
1700
|
50
|
1701 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1702 prev->upstream.temp_path,
|
|
1703 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1704 ngx_garbage_collector_temp_handler, cf);
|
|
1705
|
58
|
1706 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1707 prev->upstream.pass_request_headers, 1);
|
|
1708 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1709 prev->upstream.pass_request_body, 1);
|
|
1710
|
78
|
1711 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
58
|
1712 prev->upstream.redirect_errors, 0);
|
|
1713
|
56
|
1714
|
50
|
1715 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1716
|
198
|
1717 if (conf->upstream.hide_headers == NULL
|
|
1718 && conf->upstream.pass_headers == NULL)
|
|
1719 {
|
|
1720 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1721 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1722 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash;
|
|
1723
|
|
1724 if (conf->upstream.hide_headers_hash.buckets) {
|
|
1725 goto peers;
|
|
1726 }
|
|
1727
|
|
1728 } else {
|
|
1729 if (conf->upstream.hide_headers == NULL) {
|
|
1730 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1731 }
|
|
1732
|
|
1733 if (conf->upstream.pass_headers == NULL) {
|
|
1734 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1735 }
|
|
1736 }
|
|
1737
|
|
1738 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t))
|
|
1739 != NGX_OK)
|
|
1740 {
|
|
1741 return NGX_CONF_ERROR;
|
|
1742 }
|
|
1743
|
|
1744 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) {
|
|
1745 hk = ngx_array_push(&hide_headers);
|
|
1746 if (hk == NULL) {
|
|
1747 return NGX_CONF_ERROR;
|
|
1748 }
|
|
1749
|
|
1750 hk->key = *header;
|
|
1751 hk->key_hash = ngx_hash_key_lc(header->data, header->len);
|
|
1752 hk->value = (void *) 1;
|
|
1753 }
|
|
1754
|
|
1755 if (conf->upstream.hide_headers) {
|
|
1756
|
|
1757 header = conf->upstream.hide_headers->elts;
|
|
1758
|
|
1759 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) {
|
|
1760
|
|
1761 hk = hide_headers.elts;
|
|
1762
|
|
1763 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1764 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1765 goto exist;
|
|
1766 }
|
|
1767 }
|
|
1768
|
|
1769 hk = ngx_array_push(&hide_headers);
|
|
1770 if (hk == NULL) {
|
|
1771 return NGX_CONF_ERROR;
|
|
1772 }
|
|
1773
|
|
1774 hk->key = header[i];
|
|
1775 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len);
|
|
1776 hk->value = (void *) 1;
|
|
1777
|
|
1778 exist:
|
|
1779
|
|
1780 continue;
|
|
1781 }
|
|
1782 }
|
|
1783
|
|
1784 if (conf->upstream.pass_headers) {
|
|
1785
|
|
1786 hk = hide_headers.elts;
|
|
1787 header = conf->upstream.pass_headers->elts;
|
|
1788
|
|
1789 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) {
|
|
1790
|
|
1791 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1792
|
|
1793 if (hk[j].key.data == NULL) {
|
|
1794 continue;
|
|
1795 }
|
|
1796
|
|
1797 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1798 hk[j].key.data = NULL;
|
|
1799 break;
|
|
1800 }
|
|
1801 }
|
|
1802 }
|
|
1803 }
|
|
1804
|
|
1805 hash.hash = &conf->upstream.hide_headers_hash;
|
|
1806 hash.key = ngx_hash_key_lc;
|
|
1807 hash.max_size = 512;
|
|
1808 hash.bucket_size = ngx_cacheline_size;
|
|
1809 hash.name = "fastcgi_hide_headers_hash";
|
|
1810 hash.pool = cf->pool;
|
|
1811 hash.temp_pool = NULL;
|
|
1812
|
|
1813 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) {
|
|
1814 return NGX_CONF_ERROR;
|
|
1815 }
|
|
1816
|
|
1817 peers:
|
|
1818
|
200
|
1819 if (conf->upstream_peers == NULL) {
|
|
1820 conf->upstream_peers = prev->upstream_peers;
|
178
|
1821 conf->upstream.schema = prev->upstream.schema;
|
56
|
1822 }
|
|
1823
|
58
|
1824 if (conf->params_source == NULL) {
|
122
|
1825 conf->flushes = prev->flushes;
|
58
|
1826 conf->params_len = prev->params_len;
|
|
1827 conf->params = prev->params;
|
122
|
1828 conf->params_source = prev->params_source;
|
58
|
1829
|
|
1830 if (conf->params_source == NULL) {
|
|
1831 return NGX_CONF_OK;
|
|
1832 }
|
|
1833 }
|
|
1834
|
|
1835 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1836 if (conf->params_len == NULL) {
|
|
1837 return NGX_CONF_ERROR;
|
|
1838 }
|
122
|
1839
|
58
|
1840 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1841 if (conf->params == NULL) {
|
|
1842 return NGX_CONF_ERROR;
|
|
1843 }
|
|
1844
|
|
1845 src = conf->params_source->elts;
|
|
1846 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1847
|
|
1848 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1849 copy = ngx_array_push_n(conf->params_len,
|
|
1850 sizeof(ngx_http_script_copy_code_t));
|
|
1851 if (copy == NULL) {
|
|
1852 return NGX_CONF_ERROR;
|
|
1853 }
|
|
1854
|
|
1855 copy->code = (ngx_http_script_code_pt)
|
|
1856 ngx_http_script_copy_len_code;
|
|
1857 copy->len = src[i].key.len;
|
|
1858
|
|
1859
|
|
1860 copy = ngx_array_push_n(conf->params_len,
|
|
1861 sizeof(ngx_http_script_copy_code_t));
|
|
1862 if (copy == NULL) {
|
|
1863 return NGX_CONF_ERROR;
|
|
1864 }
|
|
1865
|
|
1866 copy->code = (ngx_http_script_code_pt)
|
|
1867 ngx_http_script_copy_len_code;
|
|
1868 copy->len = src[i].value.len;
|
|
1869
|
|
1870
|
|
1871 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1872 + src[i].key.len + src[i].value.len
|
|
1873 + sizeof(uintptr_t) - 1)
|
|
1874 & ~(sizeof(uintptr_t) - 1);
|
|
1875
|
|
1876 copy = ngx_array_push_n(conf->params, size);
|
|
1877 if (copy == NULL) {
|
|
1878 return NGX_CONF_ERROR;
|
|
1879 }
|
126
|
1880
|
58
|
1881 copy->code = ngx_http_script_copy_code;
|
|
1882 copy->len = src[i].key.len + src[i].value.len;
|
|
1883
|
|
1884 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1885
|
|
1886 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
1887 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
1888
|
|
1889 } else {
|
|
1890 copy = ngx_array_push_n(conf->params_len,
|
|
1891 sizeof(ngx_http_script_copy_code_t));
|
|
1892 if (copy == NULL) {
|
|
1893 return NGX_CONF_ERROR;
|
|
1894 }
|
|
1895
|
|
1896 copy->code = (ngx_http_script_code_pt)
|
|
1897 ngx_http_script_copy_len_code;
|
|
1898 copy->len = src[i].key.len;
|
|
1899
|
|
1900
|
|
1901 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1902 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
1903 & ~(sizeof(uintptr_t) - 1);
|
|
1904
|
|
1905 copy = ngx_array_push_n(conf->params, size);
|
|
1906 if (copy == NULL) {
|
|
1907 return NGX_CONF_ERROR;
|
|
1908 }
|
126
|
1909
|
58
|
1910 copy->code = ngx_http_script_copy_code;
|
|
1911 copy->len = src[i].key.len;
|
|
1912
|
|
1913 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1914 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
1915
|
|
1916
|
|
1917 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
1918
|
|
1919 sc.cf = cf;
|
|
1920 sc.source = &src[i].value;
|
122
|
1921 sc.flushes = &conf->flushes;
|
58
|
1922 sc.lengths = &conf->params_len;
|
|
1923 sc.values = &conf->params;
|
|
1924
|
|
1925 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
1926 return NGX_CONF_ERROR;
|
|
1927 }
|
|
1928 }
|
|
1929
|
|
1930 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1931 if (code == NULL) {
|
|
1932 return NGX_CONF_ERROR;
|
|
1933 }
|
|
1934
|
|
1935 *code = (uintptr_t) NULL;
|
|
1936
|
|
1937
|
|
1938 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
1939 if (code == NULL) {
|
|
1940 return NGX_CONF_ERROR;
|
|
1941 }
|
|
1942
|
|
1943 *code = (uintptr_t) NULL;
|
|
1944 }
|
|
1945
|
|
1946 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1947 if (code == NULL) {
|
|
1948 return NGX_CONF_ERROR;
|
|
1949 }
|
|
1950
|
|
1951 *code = (uintptr_t) NULL;
|
|
1952
|
50
|
1953 return NGX_CONF_OK;
|
|
1954 }
|
58
|
1955
|
|
1956
|
122
|
1957 static ngx_int_t
|
|
1958 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
1959 ngx_http_variable_value_t *v, uintptr_t data)
|
58
|
1960 {
|
|
1961 u_char *p;
|
|
1962 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
1963
|
126
|
1964 v->valid = 1;
|
122
|
1965 v->no_cachable = 0;
|
|
1966 v->not_found = 0;
|
58
|
1967
|
|
1968 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1969
|
|
1970 if (r->uri.data[r->uri.len - 1] != '/') {
|
122
|
1971 v->len = r->uri.len;
|
|
1972 v->data = r->uri.data;
|
|
1973 return NGX_OK;
|
58
|
1974 }
|
|
1975
|
122
|
1976 v->len = r->uri.len + flcf->index.len;
|
58
|
1977
|
122
|
1978 v->data = ngx_palloc(r->pool, v->len);
|
|
1979 if (v->data == NULL) {
|
|
1980 return NGX_ERROR;
|
58
|
1981 }
|
|
1982
|
122
|
1983 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
58
|
1984 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
1985
|
122
|
1986 return NGX_OK;
|
58
|
1987 }
|
|
1988
|
|
1989
|
|
1990 static char *
|
|
1991 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
1992 {
|
|
1993 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
1994
|
200
|
1995 ngx_url_t u;
|
58
|
1996 ngx_str_t *value;
|
|
1997 ngx_http_core_loc_conf_t *clcf;
|
|
1998
|
104
|
1999 if (lcf->upstream.schema.len) {
|
|
2000 return "is duplicate";
|
|
2001 }
|
|
2002
|
58
|
2003 value = cf->args->elts;
|
|
2004
|
200
|
2005 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
2006
|
|
2007 u.url = value[1];
|
|
2008 u.upstream = 1;
|
|
2009
|
|
2010 lcf->upstream_peers = ngx_http_upstream_add(cf, &u);
|
|
2011 if (lcf->upstream_peers == NULL) {
|
58
|
2012 return NGX_CONF_ERROR;
|
|
2013 }
|
|
2014
|
|
2015 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
2016 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
2017
|
|
2018 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
2019
|
|
2020 clcf->handler = ngx_http_fastcgi_handler;
|
|
2021
|
122
|
2022 lcf->upstream.location = clcf->name;
|
58
|
2023
|
|
2024 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
2025 clcf->auto_redirect = 1;
|
|
2026 }
|
|
2027
|
|
2028 return NGX_CONF_OK;
|
|
2029 }
|
|
2030
|
|
2031
|
|
2032 static char *
|
|
2033 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
2034 {
|
|
2035 #if (NGX_FREEBSD)
|
|
2036 ssize_t *np = data;
|
|
2037
|
|
2038 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
2039 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2040 "\"fastcgi_send_lowat\" must be less than %d "
|
|
2041 "(sysctl net.inet.tcp.sendspace)",
|
|
2042 ngx_freebsd_net_inet_tcp_sendspace);
|
|
2043
|
|
2044 return NGX_CONF_ERROR;
|
|
2045 }
|
|
2046
|
|
2047 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
2048 ssize_t *np = data;
|
|
2049
|
|
2050 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
2051 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
2052
|
|
2053 *np = 0;
|
|
2054
|
|
2055 #endif
|
|
2056
|
|
2057 return NGX_CONF_OK;
|
|
2058 }
|