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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <nginx.h>
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11
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12
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13 typedef struct {
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14 ngx_http_upstream_conf_t upstream;
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15
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16 ngx_peers_t *peers;
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17
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18 ngx_str_t index;
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19
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20 ngx_array_t *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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479
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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 fastcgi_stdout;
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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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509
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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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479
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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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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 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = {
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155 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size"
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156 };
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157
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158
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159 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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160 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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161 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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162 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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163 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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164 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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165 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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166 { ngx_null_string, 0 }
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167 };
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168
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169
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170 static ngx_command_t ngx_http_fastcgi_commands[] = {
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171
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172 { ngx_string("fastcgi_pass"),
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173 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1,
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174 ngx_http_fastcgi_pass,
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175 NGX_HTTP_LOC_CONF_OFFSET,
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176 0,
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177 NULL },
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178
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179 { ngx_string("fastcgi_index"),
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180 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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181 ngx_conf_set_str_slot,
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182 NGX_HTTP_LOC_CONF_OFFSET,
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183 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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184 NULL },
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185
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629
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186 { ngx_string("fastcgi_ignore_client_abort"),
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187 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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188 ngx_conf_set_flag_slot,
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189 NGX_HTTP_LOC_CONF_OFFSET,
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190 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort),
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191 NULL },
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192
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193 { ngx_string("fastcgi_connect_timeout"),
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194 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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195 ngx_conf_set_msec_slot,
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196 NGX_HTTP_LOC_CONF_OFFSET,
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197 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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198 NULL },
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199
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200 { ngx_string("fastcgi_send_timeout"),
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201 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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202 ngx_conf_set_msec_slot,
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203 NGX_HTTP_LOC_CONF_OFFSET,
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204 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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205 NULL },
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206
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207 { ngx_string("fastcgi_send_lowat"),
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208 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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209 ngx_conf_set_size_slot,
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210 NGX_HTTP_LOC_CONF_OFFSET,
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211 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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212 &ngx_http_fastcgi_lowat_post },
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213
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214 { ngx_string("fastcgi_buffer_size"),
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215 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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216 ngx_conf_set_size_slot,
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217 NGX_HTTP_LOC_CONF_OFFSET,
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218 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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219 NULL },
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220
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221 { ngx_string("fastcgi_header_buffer_size"),
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222 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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223 ngx_conf_set_size_slot,
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224 NGX_HTTP_LOC_CONF_OFFSET,
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225 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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226 &ngx_conf_deprecated_fastcgi_header_buffer_size },
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227
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228 { ngx_string("fastcgi_pass_request_headers"),
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229 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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230 ngx_conf_set_flag_slot,
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231 NGX_HTTP_LOC_CONF_OFFSET,
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232 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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233 NULL },
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234
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235 { ngx_string("fastcgi_pass_request_body"),
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236 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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237 ngx_conf_set_flag_slot,
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238 NGX_HTTP_LOC_CONF_OFFSET,
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239 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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240 NULL },
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241
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487
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242 { ngx_string("fastcgi_redirect_errors"),
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243 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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244 ngx_conf_set_flag_slot,
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245 NGX_HTTP_LOC_CONF_OFFSET,
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246 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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247 NULL },
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248
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249 { ngx_string("fastcgi_read_timeout"),
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250 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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251 ngx_conf_set_msec_slot,
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252 NGX_HTTP_LOC_CONF_OFFSET,
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253 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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254 NULL },
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255
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256 { ngx_string("fastcgi_buffers"),
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257 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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258 ngx_conf_set_bufs_slot,
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259 NGX_HTTP_LOC_CONF_OFFSET,
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260 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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261 NULL },
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262
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263 { ngx_string("fastcgi_busy_buffers_size"),
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264 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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265 ngx_conf_set_size_slot,
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266 NGX_HTTP_LOC_CONF_OFFSET,
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267 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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268 NULL },
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269
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270 { ngx_string("fastcgi_temp_path"),
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271 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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272 ngx_conf_set_path_slot,
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273 NGX_HTTP_LOC_CONF_OFFSET,
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274 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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275 (void *) ngx_garbage_collector_temp_handler },
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276
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277 { ngx_string("fastcgi_max_temp_file_size"),
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278 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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279 ngx_conf_set_size_slot,
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280 NGX_HTTP_LOC_CONF_OFFSET,
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281 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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282 NULL },
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283
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284 { ngx_string("fastcgi_temp_file_write_size"),
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285 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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286 ngx_conf_set_size_slot,
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287 NGX_HTTP_LOC_CONF_OFFSET,
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288 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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289 NULL },
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290
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291 { ngx_string("fastcgi_next_upstream"),
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292 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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293 ngx_conf_set_bitmask_slot,
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294 NGX_HTTP_LOC_CONF_OFFSET,
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295 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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296 &ngx_http_fastcgi_next_upstream_masks },
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297
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561
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298 { ngx_string("fastcgi_upstream_max_fails"),
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299 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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300 ngx_conf_set_num_slot,
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301 NGX_HTTP_LOC_CONF_OFFSET,
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302 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails),
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303 NULL },
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304
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305 { ngx_string("fastcgi_upstream_fail_timeout"),
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306 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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307 ngx_conf_set_sec_slot,
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308 NGX_HTTP_LOC_CONF_OFFSET,
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309 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout),
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310 NULL },
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311
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509
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312 { ngx_string("fastcgi_param"),
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313 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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314 ngx_conf_set_keyval_slot,
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315 NGX_HTTP_LOC_CONF_OFFSET,
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316 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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317 NULL },
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318
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319 { ngx_string("fastcgi_pass_header"),
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320 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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321 ngx_conf_set_str_array_slot,
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322 NGX_HTTP_LOC_CONF_OFFSET,
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323 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers),
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324 NULL },
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325
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326 { ngx_string("fastcgi_hide_header"),
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327 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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328 ngx_conf_set_str_array_slot,
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329 NGX_HTTP_LOC_CONF_OFFSET,
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330 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers),
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331 NULL },
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332
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479
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333 ngx_null_command
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334 };
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335
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336
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337 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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338 ngx_http_fastcgi_add_variables, /* preconfiguration */
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339 NULL, /* postconfiguration */
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479
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340
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341 NULL, /* create main configuration */
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342 NULL, /* init main configuration */
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343
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344 NULL, /* create server configuration */
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345 NULL, /* merge server configuration */
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346
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347 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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348 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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349 };
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350
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351
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352 ngx_module_t ngx_http_fastcgi_module = {
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509
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353 NGX_MODULE_V1,
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354 &ngx_http_fastcgi_module_ctx, /* module context */
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355 ngx_http_fastcgi_commands, /* module directives */
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356 NGX_HTTP_MODULE, /* module type */
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357 NULL, /* init master */
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358 NULL, /* init module */
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359 NULL, /* init process */
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360 NULL, /* init thread */
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361 NULL, /* exit thread */
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362 NULL, /* exit process */
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363 NULL, /* exit master */
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364 NGX_MODULE_V1_PADDING
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479
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365 };
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366
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367
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649
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368 static ngx_str_t ngx_http_fastcgi_hide_headers[] = {
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369 ngx_string("Status"),
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370 ngx_string("X-Accel-Expires"),
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371 ngx_string("X-Accel-Redirect"),
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372 ngx_string("X-Accel-Limit-Rate"),
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373 ngx_string("X-Accel-Buffer"),
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374 ngx_null_string
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375 };
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376
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377
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487
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378 static ngx_int_t
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379 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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479
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380 {
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381 ngx_int_t rc;
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382 ngx_http_upstream_t *u;
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383 ngx_http_fastcgi_loc_conf_t *flcf;
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384
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385 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
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386
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501
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387 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
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388 if (u == NULL) {
|
479
|
389 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
390 }
|
|
391
|
|
392 u->peer.log = r->connection->log;
|
|
393 u->peer.log_error = NGX_ERROR_ERR;
|
|
394 u->peer.peers = flcf->peers;
|
|
395 u->peer.tries = flcf->peers->number;
|
|
396 #if (NGX_THREADS)
|
|
397 u->peer.lock = &r->connection->lock;
|
|
398 #endif
|
|
399
|
|
400 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
401
|
|
402 u->conf = &flcf->upstream;
|
|
403
|
|
404 u->create_request = ngx_http_fastcgi_create_request;
|
|
405 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
406 u->process_header = ngx_http_fastcgi_process_header;
|
|
407 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
408 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
409
|
649
|
410 u->buffering = 1;
|
|
411
|
581
|
412 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
413 if (u->pipe == NULL) {
|
|
414 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
415 }
|
|
416
|
|
417 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
|
|
418 u->pipe->input_ctx = r;
|
479
|
419
|
|
420 r->upstream = u;
|
|
421
|
|
422 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
423
|
|
424 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
425 return rc;
|
|
426 }
|
|
427
|
|
428 return NGX_DONE;
|
|
429 }
|
|
430
|
|
431
|
487
|
432 static ngx_int_t
|
|
433 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
479
|
434 {
|
509
|
435 off_t file_pos;
|
|
436 u_char ch, *pos;
|
|
437 size_t size, len, key_len, val_len, padding;
|
|
438 ngx_uint_t i, n, next;
|
|
439 ngx_buf_t *b;
|
|
440 ngx_chain_t *cl, *body;
|
|
441 ngx_list_part_t *part;
|
|
442 ngx_table_elt_t *header;
|
|
443 ngx_http_script_code_pt code;
|
|
444 ngx_http_script_engine_t e, le;
|
|
445 ngx_http_fastcgi_header_t *h;
|
|
446 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
447 ngx_http_script_len_code_pt lcode;
|
479
|
448
|
509
|
449 len = 0;
|
485
|
450
|
479
|
451 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
452
|
509
|
453 if (flcf->params_len) {
|
|
454 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
479
|
455
|
573
|
456 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
|
|
457 le.flushed = 1;
|
|
458
|
509
|
459 le.ip = flcf->params_len->elts;
|
|
460 le.request = r;
|
479
|
461
|
509
|
462 while (*(uintptr_t *) le.ip) {
|
487
|
463
|
509
|
464 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
465 key_len = lcode(&le);
|
479
|
466
|
509
|
467 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
468 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
469 }
|
|
470 le.ip += sizeof(uintptr_t);
|
479
|
471
|
537
|
472 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
485
|
473 }
|
|
474 }
|
|
475
|
509
|
476 if (flcf->upstream.pass_request_headers) {
|
485
|
477
|
509
|
478 part = &r->headers_in.headers.part;
|
|
479 header = part->elts;
|
|
480
|
|
481 for (i = 0; /* void */; i++) {
|
479
|
482
|
509
|
483 if (i >= part->nelts) {
|
|
484 if (part->next == NULL) {
|
|
485 break;
|
|
486 }
|
479
|
487
|
509
|
488 part = part->next;
|
|
489 header = part->elts;
|
|
490 i = 0;
|
479
|
491 }
|
|
492
|
509
|
493 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
494 + ((header[i].value.len > 127) ? 4 : 1)
|
|
495 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
479
|
496 }
|
|
497 }
|
|
498
|
|
499
|
|
500 if (len > 65535) {
|
|
501 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
502 "fastcgi: the request record is too big");
|
|
503 return NGX_ERROR;
|
|
504 }
|
|
505
|
|
506
|
|
507 padding = 8 - len % 8;
|
|
508 padding = (padding == 8) ? 0 : padding;
|
|
509
|
|
510
|
|
511 size = sizeof(ngx_http_fastcgi_header_t)
|
|
512 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
513
|
|
514 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
515 + len + padding
|
|
516 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
517
|
|
518 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
519
|
|
520
|
501
|
521 b = ngx_create_temp_buf(r->pool, size);
|
|
522 if (b == NULL) {
|
479
|
523 return NGX_ERROR;
|
|
524 }
|
|
525
|
501
|
526 cl = ngx_alloc_chain_link(r->pool);
|
|
527 if (cl == NULL) {
|
479
|
528 return NGX_ERROR;
|
|
529 }
|
|
530
|
|
531 cl->buf = b;
|
|
532
|
509
|
533 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
534 sizeof(ngx_http_fastcgi_request_start_t));
|
479
|
535
|
|
536 h = (ngx_http_fastcgi_header_t *)
|
|
537 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
538 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
539
|
|
540 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
541 h->content_length_lo = (u_char) (len & 0xff);
|
|
542 h->padding_length = (u_char) padding;
|
|
543 h->reserved = 0;
|
|
544
|
|
545 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
546 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
547 + sizeof(ngx_http_fastcgi_header_t);
|
|
548
|
|
549
|
509
|
550 if (flcf->params_len) {
|
|
551 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
479
|
552
|
509
|
553 e.ip = flcf->params->elts;
|
|
554 e.pos = b->last;
|
|
555 e.request = r;
|
573
|
556 e.flushed = 1;
|
479
|
557
|
509
|
558 le.ip = flcf->params_len->elts;
|
479
|
559
|
509
|
560 while (*(uintptr_t *) le.ip) {
|
479
|
561
|
509
|
562 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
563 key_len = (u_char) lcode(&le);
|
479
|
564
|
509
|
565 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
566 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
567 }
|
|
568 le.ip += sizeof(uintptr_t);
|
479
|
569
|
537
|
570 *e.pos++ = (u_char) key_len;
|
479
|
571
|
537
|
572 if (val_len > 127) {
|
|
573 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
574 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
575 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
576 *e.pos++ = (u_char) (val_len & 0xff);
|
479
|
577
|
537
|
578 } else {
|
|
579 *e.pos++ = (u_char) val_len;
|
509
|
580 }
|
479
|
581
|
509
|
582 while (*(uintptr_t *) e.ip) {
|
|
583 code = *(ngx_http_script_code_pt *) e.ip;
|
|
584 code((ngx_http_script_engine_t *) &e);
|
|
585 }
|
|
586 e.ip += sizeof(uintptr_t);
|
479
|
587 }
|
|
588
|
509
|
589 b->last = e.pos;
|
487
|
590 }
|
|
591
|
|
592
|
509
|
593 if (flcf->upstream.pass_request_headers) {
|
479
|
594
|
509
|
595 part = &r->headers_in.headers.part;
|
|
596 header = part->elts;
|
479
|
597
|
509
|
598 for (i = 0; /* void */; i++) {
|
491
|
599
|
509
|
600 if (i >= part->nelts) {
|
|
601 if (part->next == NULL) {
|
577
|
602 break;
|
509
|
603 }
|
577
|
604
|
509
|
605 part = part->next;
|
|
606 header = part->elts;
|
|
607 i = 0;
|
|
608 }
|
479
|
609
|
509
|
610 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
611 if (len > 127) {
|
|
612 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
613 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
614 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
615 *b->last++ = (u_char) (len & 0xff);
|
577
|
616
|
509
|
617 } else {
|
|
618 *b->last++ = (u_char) len;
|
487
|
619 }
|
|
620
|
509
|
621 len = header[i].value.len;
|
|
622 if (len > 127) {
|
|
623 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
624 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
625 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
626 *b->last++ = (u_char) (len & 0xff);
|
487
|
627
|
509
|
628 } else {
|
|
629 *b->last++ = (u_char) len;
|
479
|
630 }
|
|
631
|
509
|
632 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
479
|
633
|
509
|
634 for (n = 0; n < header[i].key.len; n++) {
|
|
635 ch = header[i].key.data[n];
|
479
|
636
|
509
|
637 if (ch >= 'a' && ch <= 'z') {
|
|
638 ch &= ~0x20;
|
479
|
639
|
509
|
640 } else if (ch == '-') {
|
|
641 ch = '_';
|
|
642 }
|
479
|
643
|
509
|
644 *b->last++ = ch;
|
479
|
645 }
|
|
646
|
573
|
647 b->last = ngx_copy(b->last, header[i].value.data,
|
|
648 header[i].value.len);
|
479
|
649 }
|
|
650 }
|
|
651
|
|
652
|
|
653 if (padding) {
|
|
654 ngx_memzero(b->last, padding);
|
|
655 b->last += padding;
|
|
656 }
|
|
657
|
|
658
|
|
659 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
660 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
661
|
|
662 h->version = 1;
|
|
663 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
664 h->request_id_hi = 0;
|
|
665 h->request_id_lo = 1;
|
|
666 h->content_length_hi = 0;
|
|
667 h->content_length_lo = 0;
|
|
668 h->padding_length = 0;
|
|
669 h->reserved = 0;
|
|
670
|
|
671 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
672 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
673
|
509
|
674 if (flcf->upstream.pass_request_body) {
|
|
675 body = r->upstream->request_bufs;
|
|
676 r->upstream->request_bufs = cl;
|
479
|
677
|
|
678 #if (NGX_SUPPRESS_WARN)
|
509
|
679 file_pos = 0;
|
|
680 pos = NULL;
|
479
|
681 #endif
|
|
682
|
509
|
683 while (body) {
|
479
|
684
|
509
|
685 if (body->buf->in_file) {
|
|
686 file_pos = body->buf->file_pos;
|
479
|
687
|
509
|
688 } else {
|
|
689 pos = body->buf->pos;
|
479
|
690 }
|
|
691
|
509
|
692 next = 0;
|
479
|
693
|
509
|
694 do {
|
|
695 b = ngx_alloc_buf(r->pool);
|
|
696 if (b == NULL) {
|
|
697 return NGX_ERROR;
|
479
|
698 }
|
|
699
|
509
|
700 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
701
|
|
702 if (body->buf->in_file) {
|
|
703 b->file_pos = file_pos;
|
|
704 file_pos += 32 * 1024;
|
479
|
705
|
509
|
706 if (file_pos > body->buf->file_last) {
|
|
707 file_pos = body->buf->file_last;
|
|
708 next = 1;
|
|
709 }
|
|
710
|
|
711 b->file_last = file_pos;
|
|
712 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
713
|
|
714 } else {
|
|
715 b->pos = pos;
|
|
716 pos += 32 * 1024;
|
479
|
717
|
509
|
718 if (pos > body->buf->last) {
|
|
719 pos = body->buf->last;
|
|
720 next = 1;
|
|
721 }
|
|
722
|
|
723 b->last = pos;
|
|
724 len = (ngx_uint_t) (pos - b->pos);
|
|
725 }
|
479
|
726
|
509
|
727 padding = 8 - len % 8;
|
|
728 padding = (padding == 8) ? 0 : padding;
|
479
|
729
|
509
|
730 h->version = 1;
|
|
731 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
732 h->request_id_hi = 0;
|
|
733 h->request_id_lo = 1;
|
|
734 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
735 h->content_length_lo = (u_char) (len & 0xff);
|
|
736 h->padding_length = (u_char) padding;
|
|
737 h->reserved = 0;
|
479
|
738
|
509
|
739 cl->next = ngx_alloc_chain_link(r->pool);
|
|
740 if (cl->next == NULL) {
|
|
741 return NGX_ERROR;
|
|
742 }
|
479
|
743
|
509
|
744 cl = cl->next;
|
|
745 cl->buf = b;
|
|
746
|
|
747 b = ngx_create_temp_buf(r->pool,
|
|
748 sizeof(ngx_http_fastcgi_header_t)
|
|
749 + padding);
|
|
750 if (b == NULL) {
|
|
751 return NGX_ERROR;
|
|
752 }
|
479
|
753
|
509
|
754 if (padding) {
|
|
755 ngx_memzero(b->last, padding);
|
|
756 b->last += padding;
|
|
757 }
|
|
758
|
|
759 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
760 b->last += sizeof(ngx_http_fastcgi_header_t);
|
479
|
761
|
509
|
762 cl->next = ngx_alloc_chain_link(r->pool);
|
|
763 if (cl->next == NULL) {
|
|
764 return NGX_ERROR;
|
|
765 }
|
|
766
|
|
767 cl = cl->next;
|
|
768 cl->buf = b;
|
479
|
769
|
509
|
770 } while (!next);
|
479
|
771
|
509
|
772 body = body->next;
|
|
773 }
|
479
|
774
|
509
|
775 } else {
|
|
776 r->upstream->request_bufs = cl;
|
479
|
777 }
|
|
778
|
|
779 h->version = 1;
|
|
780 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
781 h->request_id_hi = 0;
|
|
782 h->request_id_lo = 1;
|
|
783 h->content_length_hi = 0;
|
|
784 h->content_length_lo = 0;
|
|
785 h->padding_length = 0;
|
|
786 h->reserved = 0;
|
|
787
|
|
788 cl->next = NULL;
|
|
789
|
|
790 return NGX_OK;
|
|
791 }
|
|
792
|
|
793
|
487
|
794 static ngx_int_t
|
|
795 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
479
|
796 {
|
|
797 ngx_http_fastcgi_ctx_t *f;
|
|
798
|
|
799 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
800
|
|
801 if (f == NULL) {
|
|
802 return NGX_OK;
|
|
803 }
|
|
804
|
|
805 f->state = ngx_http_fastcgi_st_version;
|
615
|
806 f->fastcgi_stdout = 0;
|
479
|
807
|
|
808 return NGX_OK;
|
|
809 }
|
|
810
|
|
811
|
507
|
812 static ngx_int_t
|
|
813 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
479
|
814 {
|
509
|
815 u_char *start, *last;
|
|
816 ngx_str_t *status_line, line;
|
|
817 ngx_int_t rc, status;
|
649
|
818 ngx_uint_t i;
|
509
|
819 ngx_table_elt_t *h;
|
|
820 ngx_http_upstream_t *u;
|
|
821 ngx_http_fastcgi_ctx_t *f;
|
|
822 ngx_http_upstream_header_t *hh;
|
|
823 ngx_http_upstream_main_conf_t *umcf;
|
479
|
824
|
|
825 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
826
|
509
|
827 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
828
|
479
|
829 if (f == NULL) {
|
501
|
830 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
831 if (f == NULL) {
|
479
|
832 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
833 }
|
|
834
|
|
835 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
836 }
|
|
837
|
|
838 u = r->upstream;
|
|
839
|
|
840 for ( ;; ) {
|
|
841
|
|
842 if (f->state < ngx_http_fastcgi_st_data) {
|
|
843
|
581
|
844 f->pos = u->buffer.pos;
|
|
845 f->last = u->buffer.last;
|
479
|
846
|
|
847 rc = ngx_http_fastcgi_process_record(r, f);
|
|
848
|
581
|
849 u->buffer.pos = f->pos;
|
|
850 u->buffer.last = f->last;
|
479
|
851
|
|
852 if (rc == NGX_AGAIN) {
|
|
853 return NGX_AGAIN;
|
|
854 }
|
|
855
|
|
856 if (rc == NGX_ERROR) {
|
|
857 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
858 }
|
|
859
|
491
|
860 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
861 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
862 {
|
479
|
863 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
864 "upstream sent unexpected FastCGI record: %d",
|
|
865 f->type);
|
|
866
|
|
867 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
868 }
|
|
869
|
491
|
870 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
479
|
871 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
872 "upstream closed prematurely FastCGI stdout");
|
|
873
|
|
874 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
875 }
|
|
876 }
|
|
877
|
|
878 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
879
|
581
|
880 if (u->buffer.pos + f->padding < u->buffer.last) {
|
479
|
881 f->state = ngx_http_fastcgi_st_version;
|
581
|
882 u->buffer.pos += f->padding;
|
479
|
883
|
|
884 continue;
|
|
885 }
|
|
886
|
581
|
887 if (u->buffer.pos + f->padding == u->buffer.last) {
|
479
|
888 f->state = ngx_http_fastcgi_st_version;
|
581
|
889 u->buffer.pos = u->buffer.last;
|
479
|
890
|
|
891 return NGX_AGAIN;
|
|
892 }
|
|
893
|
581
|
894 f->padding -= u->buffer.last - u->buffer.pos;
|
|
895 u->buffer.pos = u->buffer.last;
|
479
|
896
|
|
897 return NGX_AGAIN;
|
|
898 }
|
|
899
|
491
|
900
|
479
|
901 /* f->state == ngx_http_fastcgi_st_data */
|
|
902
|
491
|
903 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
904
|
|
905 if (f->length) {
|
581
|
906 line.data = u->buffer.pos;
|
491
|
907
|
581
|
908 if (u->buffer.pos + f->length <= u->buffer.last) {
|
491
|
909 line.len = f->length;
|
581
|
910 u->buffer.pos += f->length;
|
491
|
911 f->length = 0;
|
|
912 f->state = ngx_http_fastcgi_st_padding;
|
|
913
|
577
|
914 } else {
|
581
|
915 line.len = u->buffer.last - u->buffer.pos;
|
|
916 f->length -= u->buffer.last - u->buffer.pos;
|
|
917 u->buffer.pos = u->buffer.last;
|
491
|
918 }
|
|
919
|
|
920 while (line.data[line.len - 1] == LF
|
|
921 || line.data[line.len - 1] == CR
|
|
922 || line.data[line.len - 1] == '.'
|
|
923 || line.data[line.len - 1] == ' ')
|
|
924 {
|
|
925 line.len--;
|
|
926 }
|
|
927
|
|
928 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
929 "FastCGI sent in stderr: \"%V\"", &line);
|
|
930
|
581
|
931 if (u->buffer.pos == u->buffer.last) {
|
615
|
932
|
|
933 if (!f->fastcgi_stdout) {
|
|
934
|
|
935 /*
|
|
936 * the special handling the large number
|
|
937 * of the PHP warnings to not allocate memory
|
|
938 */
|
|
939
|
|
940 u->buffer.pos = u->buffer.start;
|
|
941 u->buffer.last = u->buffer.start;
|
|
942 }
|
|
943
|
491
|
944 return NGX_AGAIN;
|
|
945 }
|
|
946
|
|
947 } else {
|
|
948 f->state = ngx_http_fastcgi_st_version;
|
|
949 }
|
|
950
|
|
951 continue;
|
|
952 }
|
|
953
|
|
954
|
|
955 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
956
|
615
|
957 f->fastcgi_stdout = 1;
|
|
958
|
581
|
959 start = u->buffer.pos;
|
479
|
960
|
581
|
961 if (u->buffer.pos + f->length < u->buffer.last) {
|
479
|
962
|
|
963 /*
|
581
|
964 * set u->buffer.last to the end of the FastCGI record data
|
479
|
965 * for ngx_http_parse_header_line()
|
|
966 */
|
|
967
|
581
|
968 last = u->buffer.last;
|
|
969 u->buffer.last = u->buffer.pos + f->length;
|
479
|
970
|
|
971 } else {
|
|
972 last = NULL;
|
|
973 }
|
|
974
|
|
975 for ( ;; ) {
|
|
976
|
581
|
977 rc = ngx_http_parse_header_line(r, &u->buffer);
|
479
|
978
|
|
979 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
980 "http fastcgi parser: %d", rc);
|
|
981
|
|
982 if (rc == NGX_AGAIN) {
|
|
983 break;
|
|
984 }
|
|
985
|
|
986 if (rc == NGX_OK) {
|
|
987
|
|
988 /* a header line has been parsed successfully */
|
|
989
|
509
|
990 h = ngx_list_push(&u->headers_in.headers);
|
501
|
991 if (h == NULL) {
|
479
|
992 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
993 }
|
|
994
|
509
|
995 h->hash = r->header_hash;
|
|
996
|
479
|
997 h->key.len = r->header_name_end - r->header_name_start;
|
|
998 h->value.len = r->header_end - r->header_start;
|
|
999
|
|
1000 h->key.data = ngx_palloc(r->pool,
|
649
|
1001 h->key.len + 1 + h->value.len + 1 + h->key.len);
|
479
|
1002 if (h->key.data == NULL) {
|
|
1003 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1004 }
|
|
1005
|
|
1006 h->value.data = h->key.data + h->key.len + 1;
|
649
|
1007 h->lowcase_key = h->key.data + h->key.len + 1
|
|
1008 + h->value.len + 1;
|
479
|
1009
|
|
1010 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
1011 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
1012
|
649
|
1013 if (h->key.len == r->lowcase_index) {
|
|
1014 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len);
|
|
1015
|
|
1016 } else {
|
|
1017 for (i = 0; i < h->key.len; i++) {
|
|
1018 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]);
|
479
|
1019 }
|
|
1020 }
|
|
1021
|
649
|
1022 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash,
|
|
1023 h->lowcase_key, h->key.len);
|
|
1024
|
|
1025 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) {
|
|
1026 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1027 }
|
|
1028
|
479
|
1029 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1030 "http fastcgi header: \"%V: %V\"",
|
|
1031 &h->key, &h->value);
|
|
1032
|
615
|
1033 if (u->buffer.pos < u->buffer.last) {
|
|
1034 continue;
|
|
1035 }
|
|
1036
|
|
1037 /* the end of the FastCGI record */
|
|
1038
|
|
1039 break;
|
479
|
1040 }
|
|
1041
|
|
1042 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1043
|
|
1044 /* a whole header has been parsed successfully */
|
|
1045
|
|
1046 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1047 "http fastcgi header done");
|
|
1048
|
509
|
1049 if (u->headers_in.status) {
|
|
1050 status_line = &u->headers_in.status->value;
|
479
|
1051
|
|
1052 status = ngx_atoi(status_line->data, 3);
|
|
1053
|
|
1054 if (status == NGX_ERROR) {
|
|
1055 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1056 }
|
|
1057
|
529
|
1058 u->headers_in.status_n = status;
|
|
1059 u->headers_in.status_line = *status_line;
|
479
|
1060
|
|
1061 } else {
|
529
|
1062 u->headers_in.status_n = 200;
|
|
1063 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
1064 u->headers_in.status_line.data = (u_char *) "200 OK";
|
479
|
1065 }
|
|
1066
|
529
|
1067 u->state->status = u->headers_in.status_n;
|
479
|
1068 #if 0
|
|
1069 if (u->cachable) {
|
|
1070 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
1071 }
|
|
1072 #endif
|
|
1073
|
|
1074 break;
|
|
1075 }
|
|
1076
|
|
1077 /* there was error while a header line parsing */
|
|
1078
|
|
1079 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
619
|
1080 "upstream sent invalid header");
|
479
|
1081
|
|
1082 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1083
|
|
1084 }
|
|
1085
|
|
1086 if (last) {
|
581
|
1087 u->buffer.last = last;
|
479
|
1088 }
|
|
1089
|
581
|
1090 f->length -= u->buffer.pos - start;
|
479
|
1091
|
|
1092 if (f->length == 0) {
|
|
1093 if (f->padding) {
|
|
1094 f->state = ngx_http_fastcgi_st_padding;
|
|
1095 } else {
|
|
1096 f->state = ngx_http_fastcgi_st_version;
|
|
1097 }
|
|
1098 }
|
|
1099
|
615
|
1100 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1101 return NGX_OK;
|
|
1102 }
|
|
1103
|
|
1104 if (u->buffer.pos == u->buffer.last) {
|
|
1105 return NGX_AGAIN;
|
|
1106 }
|
|
1107
|
|
1108 if (rc == NGX_AGAIN) {
|
|
1109 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
1110 "upstream split a header line in FastCGI records");
|
|
1111
|
|
1112 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1113 }
|
479
|
1114 }
|
|
1115 }
|
|
1116
|
|
1117
|
487
|
1118 static ngx_int_t
|
|
1119 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
479
|
1120 {
|
|
1121 ngx_int_t rc;
|
483
|
1122 ngx_buf_t *b, **prev;
|
479
|
1123 ngx_str_t line;
|
|
1124 ngx_chain_t *cl;
|
|
1125 ngx_http_request_t *r;
|
|
1126 ngx_http_fastcgi_ctx_t *f;
|
|
1127
|
|
1128 if (buf->pos == buf->last) {
|
|
1129 return NGX_OK;
|
|
1130 }
|
|
1131
|
|
1132 r = p->input_ctx;
|
|
1133 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1134
|
|
1135 b = NULL;
|
483
|
1136 prev = &buf->shadow;
|
479
|
1137
|
|
1138 f->pos = buf->pos;
|
|
1139 f->last = buf->last;
|
|
1140
|
|
1141 for ( ;; ) {
|
|
1142 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1143
|
|
1144 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1145
|
|
1146 if (rc == NGX_AGAIN) {
|
|
1147 break;
|
|
1148 }
|
|
1149
|
|
1150 if (rc == NGX_ERROR) {
|
|
1151 return NGX_ERROR;
|
|
1152 }
|
|
1153
|
|
1154 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1155 f->state = ngx_http_fastcgi_st_version;
|
|
1156 p->upstream_done = 1;
|
|
1157
|
|
1158 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1159 "http fastcgi closed stdout");
|
|
1160
|
|
1161 continue;
|
|
1162 }
|
|
1163
|
|
1164 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1165 f->state = ngx_http_fastcgi_st_version;
|
|
1166 p->upstream_done = 1;
|
|
1167
|
|
1168 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1169 "http fastcgi sent end request");
|
|
1170
|
|
1171 break;
|
|
1172 }
|
|
1173 }
|
|
1174
|
|
1175
|
|
1176 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1177
|
|
1178 if (f->pos + f->padding < f->last) {
|
|
1179 f->state = ngx_http_fastcgi_st_version;
|
|
1180 f->pos += f->padding;
|
|
1181
|
|
1182 continue;
|
|
1183 }
|
|
1184
|
|
1185 if (f->pos + f->padding == f->last) {
|
|
1186 f->state = ngx_http_fastcgi_st_version;
|
|
1187
|
|
1188 break;
|
|
1189 }
|
|
1190
|
|
1191 f->padding -= f->last - f->pos;
|
|
1192
|
|
1193 break;
|
|
1194 }
|
|
1195
|
|
1196
|
|
1197 /* f->state == ngx_http_fastcgi_st_data */
|
|
1198
|
|
1199 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1200
|
|
1201 if (f->length) {
|
639
|
1202
|
|
1203 if (f->pos == f->last) {
|
|
1204 break;
|
|
1205 }
|
|
1206
|
479
|
1207 line.data = f->pos;
|
|
1208
|
|
1209 if (f->pos + f->length <= f->last) {
|
|
1210 line.len = f->length;
|
|
1211 f->pos += f->length;
|
491
|
1212 f->length = 0;
|
|
1213 f->state = ngx_http_fastcgi_st_padding;
|
479
|
1214
|
577
|
1215 } else {
|
479
|
1216 line.len = f->last - f->pos;
|
|
1217 f->length -= f->last - f->pos;
|
|
1218 f->pos = f->last;
|
|
1219 }
|
|
1220
|
491
|
1221 while (line.data[line.len - 1] == LF
|
|
1222 || line.data[line.len - 1] == CR
|
|
1223 || line.data[line.len - 1] == '.'
|
|
1224 || line.data[line.len - 1] == ' ')
|
|
1225 {
|
|
1226 line.len--;
|
|
1227 }
|
479
|
1228
|
|
1229 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
491
|
1230 "FastCGI sent in stderr: \"%V\"", &line);
|
479
|
1231
|
|
1232 if (f->pos == f->last) {
|
|
1233 break;
|
|
1234 }
|
491
|
1235
|
|
1236 } else {
|
|
1237 f->state = ngx_http_fastcgi_st_version;
|
479
|
1238 }
|
|
1239
|
|
1240 continue;
|
|
1241 }
|
|
1242
|
|
1243
|
|
1244 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1245
|
639
|
1246 if (f->pos == f->last) {
|
|
1247 break;
|
|
1248 }
|
|
1249
|
479
|
1250 if (p->free) {
|
|
1251 b = p->free->buf;
|
|
1252 p->free = p->free->next;
|
|
1253
|
|
1254 } else {
|
501
|
1255 b = ngx_alloc_buf(p->pool);
|
|
1256 if (b == NULL) {
|
479
|
1257 return NGX_ERROR;
|
|
1258 }
|
|
1259 }
|
|
1260
|
|
1261 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1262
|
|
1263 b->pos = f->pos;
|
483
|
1264 b->start = buf->start;
|
|
1265 b->end = buf->end;
|
479
|
1266 b->tag = p->tag;
|
|
1267 b->temporary = 1;
|
|
1268 b->recycled = 1;
|
483
|
1269
|
|
1270 *prev = b;
|
|
1271 prev = &b->shadow;
|
479
|
1272
|
501
|
1273 cl = ngx_alloc_chain_link(p->pool);
|
|
1274 if (cl == NULL) {
|
479
|
1275 return NGX_ERROR;
|
|
1276 }
|
|
1277
|
|
1278 cl->buf = b;
|
|
1279 cl->next = NULL;
|
|
1280
|
501
|
1281 if (p->in) {
|
|
1282 *p->last_in = cl;
|
|
1283 } else {
|
|
1284 p->in = cl;
|
|
1285 }
|
|
1286 p->last_in = &cl->next;
|
|
1287
|
|
1288
|
483
|
1289 /* STUB */ b->num = buf->num;
|
|
1290
|
479
|
1291 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
1292
|
|
1293
|
|
1294 if (f->pos + f->length < f->last) {
|
|
1295
|
|
1296 if (f->padding) {
|
|
1297 f->state = ngx_http_fastcgi_st_padding;
|
|
1298 } else {
|
|
1299 f->state = ngx_http_fastcgi_st_version;
|
|
1300 }
|
|
1301
|
|
1302 f->pos += f->length;
|
|
1303 b->last = f->pos;
|
|
1304
|
|
1305 continue;
|
|
1306 }
|
|
1307
|
|
1308 if (f->pos + f->length == f->last) {
|
|
1309
|
|
1310 if (f->padding) {
|
|
1311 f->state = ngx_http_fastcgi_st_padding;
|
|
1312 } else {
|
|
1313 f->state = ngx_http_fastcgi_st_version;
|
|
1314 }
|
|
1315
|
|
1316 b->last = f->last;
|
|
1317
|
|
1318 break;
|
|
1319 }
|
|
1320
|
|
1321 f->length -= f->last - f->pos;
|
|
1322
|
|
1323 b->last = f->last;
|
|
1324
|
|
1325 break;
|
|
1326
|
|
1327 }
|
|
1328
|
|
1329 if (b) {
|
483
|
1330 b->shadow = buf;
|
479
|
1331 b->last_shadow = 1;
|
483
|
1332
|
|
1333 return NGX_OK;
|
|
1334 }
|
|
1335
|
|
1336 /* there is no data record in the buf, add it to free chain */
|
|
1337
|
|
1338 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1339 return NGX_ERROR;
|
479
|
1340 }
|
|
1341
|
|
1342 return NGX_OK;
|
|
1343 }
|
|
1344
|
|
1345
|
487
|
1346 static ngx_int_t
|
|
1347 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1348 ngx_http_fastcgi_ctx_t *f)
|
479
|
1349 {
|
|
1350 u_char ch, *p;
|
|
1351 ngx_http_fastcgi_state_e state;
|
|
1352
|
|
1353 state = f->state;
|
|
1354
|
|
1355 for (p = f->pos; p < f->last; p++) {
|
|
1356
|
|
1357 ch = *p;
|
|
1358
|
|
1359 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1360 "http fastcgi record byte: %02Xd", ch);
|
|
1361
|
|
1362 switch (state) {
|
|
1363
|
|
1364 case ngx_http_fastcgi_st_version:
|
|
1365 if (ch != 1) {
|
|
1366 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1367 "upstream sent unsupported FastCGI "
|
|
1368 "protocol version: %d", ch);
|
|
1369 return NGX_ERROR;
|
|
1370 }
|
|
1371 state = ngx_http_fastcgi_st_type;
|
|
1372 break;
|
|
1373
|
|
1374 case ngx_http_fastcgi_st_type:
|
|
1375 switch (ch) {
|
|
1376 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1377 case NGX_HTTP_FASTCGI_STDERR:
|
|
1378 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1379 f->type = (ngx_uint_t) ch;
|
|
1380 break;
|
|
1381 default:
|
|
1382 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1383 "upstream sent invalid FastCGI "
|
|
1384 "record type: %d", ch);
|
|
1385 return NGX_ERROR;
|
|
1386
|
|
1387 }
|
|
1388 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1389 break;
|
|
1390
|
|
1391 /* we support the single request per connection */
|
|
1392
|
|
1393 case ngx_http_fastcgi_st_request_id_hi:
|
|
1394 if (ch != 0) {
|
|
1395 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1396 "upstream sent unexpected FastCGI "
|
|
1397 "request id high byte: %d", ch);
|
|
1398 return NGX_ERROR;
|
|
1399 }
|
|
1400 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1401 break;
|
|
1402
|
|
1403 case ngx_http_fastcgi_st_request_id_lo:
|
|
1404 if (ch != 1) {
|
|
1405 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1406 "upstream sent unexpected FastCGI "
|
|
1407 "request id low byte: %d", ch);
|
|
1408 return NGX_ERROR;
|
|
1409 }
|
|
1410 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1411 break;
|
|
1412
|
|
1413 case ngx_http_fastcgi_st_content_length_hi:
|
|
1414 f->length = ch << 8;
|
|
1415 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1416 break;
|
|
1417
|
|
1418 case ngx_http_fastcgi_st_content_length_lo:
|
|
1419 f->length |= (size_t) ch;
|
|
1420 state = ngx_http_fastcgi_st_padding_length;
|
|
1421 break;
|
|
1422
|
|
1423 case ngx_http_fastcgi_st_padding_length:
|
|
1424 f->padding = (size_t) ch;
|
|
1425 state = ngx_http_fastcgi_st_reserved;
|
|
1426 break;
|
|
1427
|
|
1428 case ngx_http_fastcgi_st_reserved:
|
|
1429 state = ngx_http_fastcgi_st_data;
|
|
1430
|
|
1431 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1432 "http fastcgi record length: %z", f->length);
|
|
1433
|
|
1434 f->pos = p + 1;
|
|
1435 f->state = state;
|
|
1436
|
|
1437 return NGX_OK;
|
|
1438
|
|
1439 /* suppress warning */
|
|
1440 case ngx_http_fastcgi_st_data:
|
|
1441 case ngx_http_fastcgi_st_padding:
|
|
1442 break;
|
|
1443 }
|
|
1444 }
|
|
1445
|
|
1446 f->state = state;
|
|
1447
|
|
1448 return NGX_AGAIN;
|
|
1449 }
|
|
1450
|
|
1451
|
487
|
1452 static void
|
|
1453 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
479
|
1454 {
|
|
1455 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1456 "abort http fastcgi request");
|
|
1457
|
|
1458 return;
|
|
1459 }
|
|
1460
|
|
1461
|
487
|
1462 static void
|
|
1463 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
479
|
1464 {
|
|
1465 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1466 "finalize http fastcgi request");
|
|
1467
|
|
1468 return;
|
|
1469 }
|
|
1470
|
|
1471
|
509
|
1472 static ngx_int_t
|
|
1473 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
479
|
1474 {
|
509
|
1475 ngx_http_variable_t *var;
|
479
|
1476
|
583
|
1477 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name,
|
|
1478 NGX_HTTP_VAR_NOHASH);
|
509
|
1479 if (var == NULL) {
|
|
1480 return NGX_ERROR;
|
479
|
1481 }
|
|
1482
|
637
|
1483 var->get_handler = ngx_http_fastcgi_script_name_variable;
|
485
|
1484
|
509
|
1485 return NGX_OK;
|
479
|
1486 }
|
|
1487
|
|
1488
|
487
|
1489 static void *
|
|
1490 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
479
|
1491 {
|
|
1492 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1493
|
501
|
1494 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1495 if (conf == NULL) {
|
479
|
1496 return NGX_CONF_ERROR;
|
|
1497 }
|
|
1498
|
|
1499 /*
|
|
1500 * set by ngx_pcalloc():
|
|
1501 *
|
|
1502 * conf->upstream.bufs.num = 0;
|
|
1503 * conf->upstream.next_upstream = 0;
|
|
1504 * conf->upstream.temp_path = NULL;
|
649
|
1505 * conf->upstream.hide_headers_hash = { NULL, 0 };
|
|
1506 * conf->upstream.hide_headers = NULL;
|
|
1507 * conf->upstream.pass_headers = NULL;
|
509
|
1508 * conf->upstream.schema = { 0, NULL };
|
|
1509 * conf->upstream.uri = { 0, NULL };
|
|
1510 * conf->upstream.location = NULL;
|
|
1511 *
|
479
|
1512 * conf->index.len = 0;
|
|
1513 * conf->index.data = NULL;
|
|
1514 */
|
|
1515
|
581
|
1516 conf->upstream.buffering = NGX_CONF_UNSET;
|
629
|
1517 conf->upstream.ignore_client_abort = NGX_CONF_UNSET;
|
581
|
1518
|
479
|
1519 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1520 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
507
|
1521 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1522
|
479
|
1523 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
581
|
1524 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
529
|
1525
|
|
1526 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
577
|
1527 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
529
|
1528 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
509
|
1529
|
561
|
1530 conf->upstream.max_fails = NGX_CONF_UNSET_UINT;
|
|
1531 conf->upstream.fail_timeout = NGX_CONF_UNSET;
|
|
1532
|
509
|
1533 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1534 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1535
|
487
|
1536 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
479
|
1537
|
|
1538 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1539 conf->upstream.cyclic_temp_file = 0;
|
|
1540
|
|
1541 return conf;
|
|
1542 }
|
|
1543
|
|
1544
|
487
|
1545 static char *
|
|
1546 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
479
|
1547 {
|
|
1548 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1549 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1550
|
509
|
1551 u_char *p;
|
|
1552 size_t size;
|
|
1553 uintptr_t *code;
|
649
|
1554 ngx_str_t *header;
|
|
1555 ngx_uint_t i, j;
|
|
1556 ngx_array_t hide_headers;
|
|
1557 ngx_keyval_t *src;
|
|
1558 ngx_hash_key_t *hk;
|
|
1559 ngx_hash_init_t hash;
|
509
|
1560 ngx_http_script_compile_t sc;
|
|
1561 ngx_http_script_copy_code_t *copy;
|
479
|
1562
|
581
|
1563 ngx_conf_merge_value(conf->upstream.buffering,
|
|
1564 prev->upstream.buffering, 1);
|
|
1565
|
629
|
1566 ngx_conf_merge_value(conf->upstream.ignore_client_abort,
|
|
1567 prev->upstream.ignore_client_abort, 0);
|
|
1568
|
479
|
1569 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1570 prev->upstream.connect_timeout, 60000);
|
507
|
1571
|
479
|
1572 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1573 prev->upstream.send_timeout, 60000);
|
|
1574
|
|
1575 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1576 prev->upstream.read_timeout, 60000);
|
|
1577
|
507
|
1578 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1579 prev->upstream.send_lowat, 0);
|
479
|
1580
|
581
|
1581 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
1582 prev->upstream.buffer_size,
|
479
|
1583 (size_t) ngx_pagesize);
|
|
1584
|
507
|
1585
|
479
|
1586 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1587 8, ngx_pagesize);
|
|
1588
|
|
1589 if (conf->upstream.bufs.num < 2) {
|
|
1590 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1591 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1592 return NGX_CONF_ERROR;
|
|
1593 }
|
|
1594
|
|
1595
|
581
|
1596 size = conf->upstream.buffer_size;
|
479
|
1597 if (size < conf->upstream.bufs.size) {
|
|
1598 size = conf->upstream.bufs.size;
|
|
1599 }
|
|
1600
|
|
1601
|
529
|
1602 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
1603 prev->upstream.busy_buffers_size_conf,
|
479
|
1604 NGX_CONF_UNSET_SIZE);
|
|
1605
|
529
|
1606 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
479
|
1607 conf->upstream.busy_buffers_size = 2 * size;
|
529
|
1608 } else {
|
|
1609 conf->upstream.busy_buffers_size =
|
|
1610 conf->upstream.busy_buffers_size_conf;
|
|
1611 }
|
479
|
1612
|
529
|
1613 if (conf->upstream.busy_buffers_size < size) {
|
479
|
1614 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1615 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
1616 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1617 "one of the \"fastcgi_buffers\"");
|
|
1618
|
|
1619 return NGX_CONF_ERROR;
|
529
|
1620 }
|
479
|
1621
|
529
|
1622 if (conf->upstream.busy_buffers_size
|
|
1623 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
479
|
1624 {
|
|
1625 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1626 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
1627 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
1628
|
|
1629 return NGX_CONF_ERROR;
|
|
1630 }
|
|
1631
|
|
1632
|
529
|
1633 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
1634 prev->upstream.temp_file_write_size_conf,
|
479
|
1635 NGX_CONF_UNSET_SIZE);
|
|
1636
|
529
|
1637 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
479
|
1638 conf->upstream.temp_file_write_size = 2 * size;
|
529
|
1639 } else {
|
|
1640 conf->upstream.temp_file_write_size =
|
|
1641 conf->upstream.temp_file_write_size_conf;
|
|
1642 }
|
479
|
1643
|
529
|
1644 if (conf->upstream.temp_file_write_size < size) {
|
479
|
1645 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1646 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
1647 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1648 "one of the \"fastcgi_buffers\"");
|
|
1649
|
|
1650 return NGX_CONF_ERROR;
|
|
1651 }
|
|
1652
|
|
1653
|
529
|
1654 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
1655 prev->upstream.max_temp_file_size_conf,
|
479
|
1656 NGX_CONF_UNSET_SIZE);
|
|
1657
|
529
|
1658 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
479
|
1659 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
529
|
1660 } else {
|
|
1661 conf->upstream.max_temp_file_size =
|
|
1662 conf->upstream.max_temp_file_size_conf;
|
|
1663 }
|
479
|
1664
|
529
|
1665 if (conf->upstream.max_temp_file_size != 0
|
|
1666 && conf->upstream.max_temp_file_size < size)
|
479
|
1667 {
|
|
1668 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1669 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1670 "the temporary files usage or must be equal or bigger than "
|
|
1671 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1672 "one of the \"fastcgi_buffers\"");
|
|
1673
|
|
1674 return NGX_CONF_ERROR;
|
|
1675 }
|
|
1676
|
|
1677
|
|
1678 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
487
|
1679 prev->upstream.next_upstream,
|
|
1680 (NGX_CONF_BITMASK_SET
|
|
1681 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1682 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
479
|
1683
|
561
|
1684 ngx_conf_merge_unsigned_value(conf->upstream.max_fails,
|
|
1685 prev->upstream.max_fails, 1);
|
|
1686
|
|
1687 ngx_conf_merge_sec_value(conf->upstream.fail_timeout,
|
|
1688 prev->upstream.fail_timeout, 10);
|
|
1689
|
|
1690 if (conf->peers && conf->peers->number > 1) {
|
|
1691 for (i = 0; i < conf->peers->number; i++) {
|
|
1692 conf->peers->peer[i].weight = 1;
|
|
1693 conf->peers->peer[i].max_fails = conf->upstream.max_fails;
|
|
1694 conf->peers->peer[i].fail_timeout = conf->upstream.fail_timeout;
|
|
1695 }
|
|
1696 }
|
|
1697
|
479
|
1698 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1699 prev->upstream.temp_path,
|
|
1700 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1701 ngx_garbage_collector_temp_handler, cf);
|
|
1702
|
509
|
1703 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1704 prev->upstream.pass_request_headers, 1);
|
|
1705 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1706 prev->upstream.pass_request_body, 1);
|
|
1707
|
529
|
1708 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
509
|
1709 prev->upstream.redirect_errors, 0);
|
|
1710
|
507
|
1711
|
479
|
1712 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1713
|
649
|
1714 if (conf->upstream.hide_headers == NULL
|
|
1715 && conf->upstream.pass_headers == NULL)
|
|
1716 {
|
|
1717 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1718 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1719 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash;
|
|
1720
|
|
1721 if (conf->upstream.hide_headers_hash.buckets) {
|
|
1722 goto peers;
|
|
1723 }
|
|
1724
|
|
1725 } else {
|
|
1726 if (conf->upstream.hide_headers == NULL) {
|
|
1727 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1728 }
|
|
1729
|
|
1730 if (conf->upstream.pass_headers == NULL) {
|
|
1731 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1732 }
|
|
1733 }
|
|
1734
|
|
1735 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t))
|
|
1736 != NGX_OK)
|
|
1737 {
|
|
1738 return NGX_CONF_ERROR;
|
|
1739 }
|
|
1740
|
|
1741 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) {
|
|
1742 hk = ngx_array_push(&hide_headers);
|
|
1743 if (hk == NULL) {
|
|
1744 return NGX_CONF_ERROR;
|
|
1745 }
|
|
1746
|
|
1747 hk->key = *header;
|
|
1748 hk->key_hash = ngx_hash_key_lc(header->data, header->len);
|
|
1749 hk->value = (void *) 1;
|
|
1750 }
|
|
1751
|
|
1752 if (conf->upstream.hide_headers) {
|
|
1753
|
|
1754 header = conf->upstream.hide_headers->elts;
|
|
1755
|
|
1756 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) {
|
|
1757
|
|
1758 hk = hide_headers.elts;
|
|
1759
|
|
1760 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1761 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1762 goto exist;
|
|
1763 }
|
|
1764 }
|
|
1765
|
|
1766 hk = ngx_array_push(&hide_headers);
|
|
1767 if (hk == NULL) {
|
|
1768 return NGX_CONF_ERROR;
|
|
1769 }
|
|
1770
|
|
1771 hk->key = header[i];
|
|
1772 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len);
|
|
1773 hk->value = (void *) 1;
|
|
1774
|
|
1775 exist:
|
|
1776
|
|
1777 continue;
|
|
1778 }
|
|
1779 }
|
|
1780
|
|
1781 if (conf->upstream.pass_headers) {
|
|
1782
|
|
1783 hk = hide_headers.elts;
|
|
1784 header = conf->upstream.pass_headers->elts;
|
|
1785
|
|
1786 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) {
|
|
1787
|
|
1788 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1789
|
|
1790 if (hk[j].key.data == NULL) {
|
|
1791 continue;
|
|
1792 }
|
|
1793
|
|
1794 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1795 hk[j].key.data = NULL;
|
|
1796 break;
|
|
1797 }
|
|
1798 }
|
|
1799 }
|
|
1800 }
|
|
1801
|
|
1802 hash.hash = &conf->upstream.hide_headers_hash;
|
|
1803 hash.key = ngx_hash_key_lc;
|
|
1804 hash.max_size = 512;
|
|
1805 hash.bucket_size = ngx_cacheline_size;
|
|
1806 hash.name = "fastcgi_hide_headers_hash";
|
|
1807 hash.pool = cf->pool;
|
|
1808 hash.temp_pool = NULL;
|
|
1809
|
|
1810 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) {
|
|
1811 return NGX_CONF_ERROR;
|
|
1812 }
|
|
1813
|
|
1814 peers:
|
|
1815
|
507
|
1816 if (conf->peers == NULL) {
|
|
1817 conf->peers = prev->peers;
|
629
|
1818 conf->upstream.schema = prev->upstream.schema;
|
507
|
1819 }
|
|
1820
|
509
|
1821 if (conf->params_source == NULL) {
|
573
|
1822 conf->flushes = prev->flushes;
|
509
|
1823 conf->params_len = prev->params_len;
|
|
1824 conf->params = prev->params;
|
573
|
1825 conf->params_source = prev->params_source;
|
509
|
1826
|
|
1827 if (conf->params_source == NULL) {
|
|
1828 return NGX_CONF_OK;
|
|
1829 }
|
|
1830 }
|
|
1831
|
|
1832 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1833 if (conf->params_len == NULL) {
|
|
1834 return NGX_CONF_ERROR;
|
|
1835 }
|
573
|
1836
|
509
|
1837 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1838 if (conf->params == NULL) {
|
|
1839 return NGX_CONF_ERROR;
|
|
1840 }
|
|
1841
|
|
1842 src = conf->params_source->elts;
|
|
1843 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1844
|
|
1845 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1846 copy = ngx_array_push_n(conf->params_len,
|
|
1847 sizeof(ngx_http_script_copy_code_t));
|
|
1848 if (copy == NULL) {
|
|
1849 return NGX_CONF_ERROR;
|
|
1850 }
|
|
1851
|
|
1852 copy->code = (ngx_http_script_code_pt)
|
|
1853 ngx_http_script_copy_len_code;
|
|
1854 copy->len = src[i].key.len;
|
|
1855
|
|
1856
|
|
1857 copy = ngx_array_push_n(conf->params_len,
|
|
1858 sizeof(ngx_http_script_copy_code_t));
|
|
1859 if (copy == NULL) {
|
|
1860 return NGX_CONF_ERROR;
|
|
1861 }
|
|
1862
|
|
1863 copy->code = (ngx_http_script_code_pt)
|
|
1864 ngx_http_script_copy_len_code;
|
|
1865 copy->len = src[i].value.len;
|
|
1866
|
|
1867
|
|
1868 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1869 + src[i].key.len + src[i].value.len
|
|
1870 + sizeof(uintptr_t) - 1)
|
|
1871 & ~(sizeof(uintptr_t) - 1);
|
|
1872
|
|
1873 copy = ngx_array_push_n(conf->params, size);
|
|
1874 if (copy == NULL) {
|
|
1875 return NGX_CONF_ERROR;
|
|
1876 }
|
577
|
1877
|
509
|
1878 copy->code = ngx_http_script_copy_code;
|
|
1879 copy->len = src[i].key.len + src[i].value.len;
|
|
1880
|
|
1881 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1882
|
|
1883 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
1884 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
1885
|
|
1886 } else {
|
|
1887 copy = ngx_array_push_n(conf->params_len,
|
|
1888 sizeof(ngx_http_script_copy_code_t));
|
|
1889 if (copy == NULL) {
|
|
1890 return NGX_CONF_ERROR;
|
|
1891 }
|
|
1892
|
|
1893 copy->code = (ngx_http_script_code_pt)
|
|
1894 ngx_http_script_copy_len_code;
|
|
1895 copy->len = src[i].key.len;
|
|
1896
|
|
1897
|
|
1898 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1899 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
1900 & ~(sizeof(uintptr_t) - 1);
|
|
1901
|
|
1902 copy = ngx_array_push_n(conf->params, size);
|
|
1903 if (copy == NULL) {
|
|
1904 return NGX_CONF_ERROR;
|
|
1905 }
|
577
|
1906
|
509
|
1907 copy->code = ngx_http_script_copy_code;
|
|
1908 copy->len = src[i].key.len;
|
|
1909
|
|
1910 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1911 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
1912
|
|
1913
|
|
1914 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
1915
|
|
1916 sc.cf = cf;
|
|
1917 sc.source = &src[i].value;
|
573
|
1918 sc.flushes = &conf->flushes;
|
509
|
1919 sc.lengths = &conf->params_len;
|
|
1920 sc.values = &conf->params;
|
|
1921
|
|
1922 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
1923 return NGX_CONF_ERROR;
|
|
1924 }
|
|
1925 }
|
|
1926
|
|
1927 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1928 if (code == NULL) {
|
|
1929 return NGX_CONF_ERROR;
|
|
1930 }
|
|
1931
|
|
1932 *code = (uintptr_t) NULL;
|
|
1933
|
|
1934
|
|
1935 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
1936 if (code == NULL) {
|
|
1937 return NGX_CONF_ERROR;
|
|
1938 }
|
|
1939
|
|
1940 *code = (uintptr_t) NULL;
|
|
1941 }
|
|
1942
|
|
1943 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1944 if (code == NULL) {
|
|
1945 return NGX_CONF_ERROR;
|
|
1946 }
|
|
1947
|
|
1948 *code = (uintptr_t) NULL;
|
|
1949
|
479
|
1950 return NGX_CONF_OK;
|
|
1951 }
|
509
|
1952
|
|
1953
|
573
|
1954 static ngx_int_t
|
|
1955 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
1956 ngx_http_variable_value_t *v, uintptr_t data)
|
509
|
1957 {
|
|
1958 u_char *p;
|
|
1959 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
1960
|
577
|
1961 v->valid = 1;
|
573
|
1962 v->no_cachable = 0;
|
|
1963 v->not_found = 0;
|
509
|
1964
|
|
1965 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1966
|
|
1967 if (r->uri.data[r->uri.len - 1] != '/') {
|
573
|
1968 v->len = r->uri.len;
|
|
1969 v->data = r->uri.data;
|
|
1970 return NGX_OK;
|
509
|
1971 }
|
|
1972
|
573
|
1973 v->len = r->uri.len + flcf->index.len;
|
509
|
1974
|
573
|
1975 v->data = ngx_palloc(r->pool, v->len);
|
|
1976 if (v->data == NULL) {
|
|
1977 return NGX_ERROR;
|
509
|
1978 }
|
|
1979
|
573
|
1980 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
509
|
1981 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
1982
|
573
|
1983 return NGX_OK;
|
509
|
1984 }
|
|
1985
|
|
1986
|
|
1987 static char *
|
|
1988 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
1989 {
|
|
1990 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
1991
|
|
1992 ngx_str_t *value;
|
|
1993 ngx_inet_upstream_t inet_upstream;
|
|
1994 ngx_http_core_loc_conf_t *clcf;
|
|
1995 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
1996 ngx_unix_domain_upstream_t unix_upstream;
|
|
1997 #endif
|
|
1998
|
555
|
1999 if (lcf->upstream.schema.len) {
|
|
2000 return "is duplicate";
|
|
2001 }
|
|
2002
|
509
|
2003 value = cf->args->elts;
|
|
2004
|
|
2005 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
2006
|
|
2007 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
2008
|
|
2009 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
2010
|
|
2011 unix_upstream.name = value[1];
|
|
2012 unix_upstream.url = value[1];
|
|
2013
|
|
2014 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
2015 if (lcf->peers == NULL) {
|
|
2016 return NGX_CONF_ERROR;
|
|
2017 }
|
|
2018
|
555
|
2019 lcf->peers->peer[0].uri_separator = "";
|
|
2020
|
509
|
2021 #else
|
|
2022 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2023 "the unix domain sockets are not supported "
|
|
2024 "on this platform");
|
|
2025 return NGX_CONF_ERROR;
|
|
2026
|
|
2027 #endif
|
|
2028
|
|
2029 } else {
|
|
2030 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
2031
|
|
2032 inet_upstream.name = value[1];
|
|
2033 inet_upstream.url = value[1];
|
577
|
2034
|
509
|
2035 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
2036 if (lcf->peers == NULL) {
|
|
2037 return NGX_CONF_ERROR;
|
|
2038 }
|
|
2039 }
|
|
2040
|
|
2041 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
2042 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
2043
|
|
2044 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
2045
|
|
2046 clcf->handler = ngx_http_fastcgi_handler;
|
|
2047
|
573
|
2048 lcf->upstream.location = clcf->name;
|
509
|
2049
|
|
2050 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
2051 clcf->auto_redirect = 1;
|
|
2052 }
|
|
2053
|
|
2054 return NGX_CONF_OK;
|
|
2055 }
|
|
2056
|
|
2057
|
|
2058 static char *
|
|
2059 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
2060 {
|
|
2061 #if (NGX_FREEBSD)
|
|
2062 ssize_t *np = data;
|
|
2063
|
|
2064 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
2065 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2066 "\"fastcgi_send_lowat\" must be less than %d "
|
|
2067 "(sysctl net.inet.tcp.sendspace)",
|
|
2068 ngx_freebsd_net_inet_tcp_sendspace);
|
|
2069
|
|
2070 return NGX_CONF_ERROR;
|
|
2071 }
|
|
2072
|
|
2073 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
2074 ssize_t *np = data;
|
|
2075
|
|
2076 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
2077 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
2078
|
|
2079 *np = 0;
|
|
2080
|
|
2081 #endif
|
|
2082
|
|
2083 return NGX_CONF_OK;
|
|
2084 }
|