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_str_t index;
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17
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18 ngx_array_t *flushes;
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19 ngx_array_t *params_len;
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20 ngx_array_t *params;
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21 ngx_array_t *params_source;
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50
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22 } ngx_http_fastcgi_loc_conf_t;
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23
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24
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25 typedef enum {
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26 ngx_http_fastcgi_st_version = 0,
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27 ngx_http_fastcgi_st_type,
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28 ngx_http_fastcgi_st_request_id_hi,
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29 ngx_http_fastcgi_st_request_id_lo,
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30 ngx_http_fastcgi_st_content_length_hi,
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31 ngx_http_fastcgi_st_content_length_lo,
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32 ngx_http_fastcgi_st_padding_length,
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33 ngx_http_fastcgi_st_reserved,
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34 ngx_http_fastcgi_st_data,
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35 ngx_http_fastcgi_st_padding
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36 } ngx_http_fastcgi_state_e;
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37
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38
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39 typedef struct {
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40 ngx_http_fastcgi_state_e state;
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41 u_char *pos;
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42 u_char *last;
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43 ngx_uint_t type;
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44 size_t length;
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45 size_t padding;
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46
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47 ngx_uint_t fastcgi_stdout;
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50
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48 } ngx_http_fastcgi_ctx_t;
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49
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50
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51 #define NGX_HTTP_FASTCGI_RESPONDER 1
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52
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53 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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54 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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55 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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56 #define NGX_HTTP_FASTCGI_PARAMS 4
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57 #define NGX_HTTP_FASTCGI_STDIN 5
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58 #define NGX_HTTP_FASTCGI_STDOUT 6
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59 #define NGX_HTTP_FASTCGI_STDERR 7
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60 #define NGX_HTTP_FASTCGI_DATA 8
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61
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62
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63 typedef struct {
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64 u_char version;
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65 u_char type;
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66 u_char request_id_hi;
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67 u_char request_id_lo;
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68 u_char content_length_hi;
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69 u_char content_length_lo;
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70 u_char padding_length;
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71 u_char reserved;
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72 } ngx_http_fastcgi_header_t;
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73
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74
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75 typedef struct {
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76 u_char role_hi;
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77 u_char role_lo;
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78 u_char flags;
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79 u_char reserved[5];
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80 } ngx_http_fastcgi_begin_request_t;
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81
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82
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58
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83 typedef struct {
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84 u_char version;
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85 u_char type;
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86 u_char request_id_hi;
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87 u_char request_id_lo;
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88 } ngx_http_fastcgi_header_small_t;
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89
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90
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91 typedef struct {
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92 ngx_http_fastcgi_header_t h0;
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93 ngx_http_fastcgi_begin_request_t br;
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94 ngx_http_fastcgi_header_small_t h1;
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95 } ngx_http_fastcgi_request_start_t;
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96
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97
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98 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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99 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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100 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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102 ngx_buf_t *buf);
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103 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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104 ngx_http_fastcgi_ctx_t *f);
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105 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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106 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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107 ngx_int_t rc);
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108
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109 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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110 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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111 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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112 void *parent, void *child);
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122
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113 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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114 ngx_http_variable_value_t *v, uintptr_t data);
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115
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116 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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117 void *conf);
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118 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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119 void *data);
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120
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260
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121 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf,
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122 ngx_command_t *cmd, void *conf);
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123 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf,
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124 ngx_command_t *cmd, void *conf);
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125
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126
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127 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
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128 { 1, /* version */
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129 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
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130 0, /* request_id_hi */
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131 1, /* request_id_lo */
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132 0, /* content_length_hi */
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133 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
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134 0, /* padding_length */
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135 0 }, /* reserved */
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136
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137 { 0, /* role_hi */
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138 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
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139 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
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140 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
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141
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142 { 1, /* version */
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143 NGX_HTTP_FASTCGI_PARAMS, /* type */
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144 0, /* request_id_hi */
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145 1 }, /* request_id_lo */
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146
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147 };
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148
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149
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150 static ngx_str_t ngx_http_fastcgi_script_name =
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151 ngx_string("fastcgi_script_name");
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152
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153
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154 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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155 { ngx_http_fastcgi_lowat_check };
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156
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130
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157 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = {
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158 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size"
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159 };
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160
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206
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161 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_redirect_errors = {
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162 ngx_conf_deprecated, "fastcgi_redirect_errors", "fastcgi_intercept_errors"
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163 };
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164
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165
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166 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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167 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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168 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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169 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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170 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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172
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171 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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172 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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214
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173 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF },
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174 { ngx_null_string, 0 }
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175 };
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176
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177
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178 static ngx_command_t ngx_http_fastcgi_commands[] = {
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179
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180 { ngx_string("fastcgi_pass"),
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178
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181 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1,
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182 ngx_http_fastcgi_pass,
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183 NGX_HTTP_LOC_CONF_OFFSET,
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184 0,
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185 NULL },
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186
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187 { ngx_string("fastcgi_index"),
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188 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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189 ngx_conf_set_str_slot,
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190 NGX_HTTP_LOC_CONF_OFFSET,
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191 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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192 NULL },
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193
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178
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194 { ngx_string("fastcgi_ignore_client_abort"),
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195 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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196 ngx_conf_set_flag_slot,
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197 NGX_HTTP_LOC_CONF_OFFSET,
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198 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort),
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199 NULL },
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200
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201 { ngx_string("fastcgi_connect_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.connect_timeout),
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206 NULL },
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207
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208 { ngx_string("fastcgi_send_timeout"),
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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_msec_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_timeout),
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213 NULL },
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214
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215 { ngx_string("fastcgi_send_lowat"),
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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.send_lowat),
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220 &ngx_http_fastcgi_lowat_post },
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221
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222 { ngx_string("fastcgi_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 NULL },
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228
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229 { ngx_string("fastcgi_header_buffer_size"),
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230 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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231 ngx_conf_set_size_slot,
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232 NGX_HTTP_LOC_CONF_OFFSET,
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233 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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234 &ngx_conf_deprecated_fastcgi_header_buffer_size },
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235
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236 { ngx_string("fastcgi_pass_request_headers"),
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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_headers),
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241 NULL },
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242
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243 { ngx_string("fastcgi_pass_request_body"),
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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.pass_request_body),
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248 NULL },
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249
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206
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250 { ngx_string("fastcgi_intercept_errors"),
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251 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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252 ngx_conf_set_flag_slot,
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253 NGX_HTTP_LOC_CONF_OFFSET,
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254 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors),
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255 NULL },
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256
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257 { ngx_string("fastcgi_redirect_errors"),
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258 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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259 ngx_conf_set_flag_slot,
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260 NGX_HTTP_LOC_CONF_OFFSET,
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206
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261 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors),
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262 &ngx_conf_deprecated_fastcgi_redirect_errors },
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263
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264 { ngx_string("fastcgi_read_timeout"),
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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_msec_slot,
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267 NGX_HTTP_LOC_CONF_OFFSET,
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268 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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269 NULL },
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270
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271 { ngx_string("fastcgi_buffers"),
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272 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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273 ngx_conf_set_bufs_slot,
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274 NGX_HTTP_LOC_CONF_OFFSET,
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275 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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276 NULL },
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277
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278 { ngx_string("fastcgi_busy_buffers_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.busy_buffers_size_conf),
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283 NULL },
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284
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285 { ngx_string("fastcgi_temp_path"),
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286 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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287 ngx_conf_set_path_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_path),
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290 (void *) ngx_garbage_collector_temp_handler },
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291
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292 { ngx_string("fastcgi_max_temp_file_size"),
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293 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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294 ngx_conf_set_size_slot,
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295 NGX_HTTP_LOC_CONF_OFFSET,
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296 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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297 NULL },
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298
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299 { ngx_string("fastcgi_temp_file_write_size"),
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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_size_slot,
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302 NGX_HTTP_LOC_CONF_OFFSET,
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303 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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304 NULL },
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305
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306 { ngx_string("fastcgi_next_upstream"),
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307 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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308 ngx_conf_set_bitmask_slot,
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309 NGX_HTTP_LOC_CONF_OFFSET,
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310 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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311 &ngx_http_fastcgi_next_upstream_masks },
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312
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110
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313 { ngx_string("fastcgi_upstream_max_fails"),
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314 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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260
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315 ngx_http_fastcgi_upstream_max_fails_unsupported,
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316 0,
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317 0,
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318 NULL },
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319
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320 { ngx_string("fastcgi_upstream_fail_timeout"),
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321 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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260
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322 ngx_http_fastcgi_upstream_fail_timeout_unsupported,
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323 0,
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324 0,
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325 NULL },
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326
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327 { ngx_string("fastcgi_param"),
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328 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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198
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329 ngx_conf_set_keyval_slot,
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330 NGX_HTTP_LOC_CONF_OFFSET,
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331 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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332 NULL },
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333
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198
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334 { ngx_string("fastcgi_pass_header"),
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335 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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336 ngx_conf_set_str_array_slot,
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337 NGX_HTTP_LOC_CONF_OFFSET,
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338 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers),
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339 NULL },
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340
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341 { ngx_string("fastcgi_hide_header"),
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342 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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343 ngx_conf_set_str_array_slot,
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344 NGX_HTTP_LOC_CONF_OFFSET,
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345 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers),
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346 NULL },
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347
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50
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348 ngx_null_command
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349 };
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350
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351
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216
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352 static ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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353 ngx_http_fastcgi_add_variables, /* preconfiguration */
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354 NULL, /* postconfiguration */
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355
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356 NULL, /* create main configuration */
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357 NULL, /* init main configuration */
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358
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359 NULL, /* create server configuration */
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360 NULL, /* merge server configuration */
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361
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362 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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363 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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364 };
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365
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366
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367 ngx_module_t ngx_http_fastcgi_module = {
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58
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368 NGX_MODULE_V1,
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369 &ngx_http_fastcgi_module_ctx, /* module context */
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370 ngx_http_fastcgi_commands, /* module directives */
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371 NGX_HTTP_MODULE, /* module type */
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90
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372 NULL, /* init master */
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373 NULL, /* init module */
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90
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374 NULL, /* init process */
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375 NULL, /* init thread */
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376 NULL, /* exit thread */
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377 NULL, /* exit process */
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378 NULL, /* exit master */
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379 NGX_MODULE_V1_PADDING
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50
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380 };
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381
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382
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198
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383 static ngx_str_t ngx_http_fastcgi_hide_headers[] = {
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384 ngx_string("Status"),
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385 ngx_string("X-Accel-Expires"),
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|
386 ngx_string("X-Accel-Redirect"),
|
|
387 ngx_string("X-Accel-Limit-Rate"),
|
|
388 ngx_string("X-Accel-Buffer"),
|
|
389 ngx_null_string
|
|
390 };
|
|
391
|
|
392
|
50
|
393 static ngx_int_t
|
|
394 ngx_http_fastcgi_handler(ngx_http_request_t *r)
|
|
395 {
|
|
396 ngx_int_t rc;
|
|
397 ngx_http_upstream_t *u;
|
|
398 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
399
|
248
|
400 if (r->subrequest_in_memory) {
|
|
401 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
402 "ngx_http_fastcgi_module does not support "
|
|
403 "subrequest in memeory");
|
|
404 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
405 }
|
|
406
|
50
|
407 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
408
|
|
409 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
|
|
410 if (u == NULL) {
|
|
411 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
412 }
|
|
413
|
|
414 u->peer.log = r->connection->log;
|
|
415 u->peer.log_error = NGX_ERROR_ERR;
|
|
416 #if (NGX_THREADS)
|
|
417 u->peer.lock = &r->connection->lock;
|
|
418 #endif
|
|
419
|
|
420 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
421
|
|
422 u->conf = &flcf->upstream;
|
|
423
|
|
424 u->create_request = ngx_http_fastcgi_create_request;
|
|
425 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
426 u->process_header = ngx_http_fastcgi_process_header;
|
|
427 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
428 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
429
|
198
|
430 u->buffering = 1;
|
|
431
|
130
|
432 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
433 if (u->pipe == NULL) {
|
|
434 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
435 }
|
|
436
|
|
437 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
|
|
438 u->pipe->input_ctx = r;
|
50
|
439
|
|
440 r->upstream = u;
|
|
441
|
|
442 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
443
|
|
444 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
445 return rc;
|
|
446 }
|
|
447
|
|
448 return NGX_DONE;
|
|
449 }
|
|
450
|
|
451
|
|
452 static ngx_int_t
|
|
453 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
|
454 {
|
58
|
455 off_t file_pos;
|
|
456 u_char ch, *pos;
|
|
457 size_t size, len, key_len, val_len, padding;
|
|
458 ngx_uint_t i, n, next;
|
|
459 ngx_buf_t *b;
|
|
460 ngx_chain_t *cl, *body;
|
|
461 ngx_list_part_t *part;
|
|
462 ngx_table_elt_t *header;
|
|
463 ngx_http_script_code_pt code;
|
|
464 ngx_http_script_engine_t e, le;
|
|
465 ngx_http_fastcgi_header_t *h;
|
|
466 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
467 ngx_http_script_len_code_pt lcode;
|
50
|
468
|
58
|
469 len = 0;
|
50
|
470
|
|
471 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
472
|
58
|
473 if (flcf->params_len) {
|
|
474 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
50
|
475
|
122
|
476 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
|
|
477 le.flushed = 1;
|
|
478
|
58
|
479 le.ip = flcf->params_len->elts;
|
|
480 le.request = r;
|
50
|
481
|
58
|
482 while (*(uintptr_t *) le.ip) {
|
50
|
483
|
58
|
484 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
485 key_len = lcode(&le);
|
50
|
486
|
58
|
487 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
488 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
489 }
|
|
490 le.ip += sizeof(uintptr_t);
|
50
|
491
|
86
|
492 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
50
|
493 }
|
|
494 }
|
|
495
|
58
|
496 if (flcf->upstream.pass_request_headers) {
|
50
|
497
|
58
|
498 part = &r->headers_in.headers.part;
|
|
499 header = part->elts;
|
|
500
|
|
501 for (i = 0; /* void */; i++) {
|
50
|
502
|
58
|
503 if (i >= part->nelts) {
|
|
504 if (part->next == NULL) {
|
|
505 break;
|
|
506 }
|
50
|
507
|
58
|
508 part = part->next;
|
|
509 header = part->elts;
|
|
510 i = 0;
|
50
|
511 }
|
|
512
|
58
|
513 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
514 + ((header[i].value.len > 127) ? 4 : 1)
|
|
515 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
50
|
516 }
|
|
517 }
|
|
518
|
|
519
|
|
520 if (len > 65535) {
|
|
521 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
522 "fastcgi: the request record is too big");
|
|
523 return NGX_ERROR;
|
|
524 }
|
|
525
|
|
526
|
|
527 padding = 8 - len % 8;
|
|
528 padding = (padding == 8) ? 0 : padding;
|
|
529
|
|
530
|
|
531 size = sizeof(ngx_http_fastcgi_header_t)
|
|
532 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
533
|
|
534 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
535 + len + padding
|
|
536 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
537
|
|
538 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
539
|
|
540
|
|
541 b = ngx_create_temp_buf(r->pool, size);
|
|
542 if (b == NULL) {
|
|
543 return NGX_ERROR;
|
|
544 }
|
|
545
|
|
546 cl = ngx_alloc_chain_link(r->pool);
|
|
547 if (cl == NULL) {
|
|
548 return NGX_ERROR;
|
|
549 }
|
|
550
|
|
551 cl->buf = b;
|
|
552
|
58
|
553 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
554 sizeof(ngx_http_fastcgi_request_start_t));
|
50
|
555
|
|
556 h = (ngx_http_fastcgi_header_t *)
|
|
557 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
558 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
559
|
|
560 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
561 h->content_length_lo = (u_char) (len & 0xff);
|
|
562 h->padding_length = (u_char) padding;
|
|
563 h->reserved = 0;
|
|
564
|
|
565 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
566 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
567 + sizeof(ngx_http_fastcgi_header_t);
|
|
568
|
|
569
|
58
|
570 if (flcf->params_len) {
|
|
571 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
50
|
572
|
58
|
573 e.ip = flcf->params->elts;
|
|
574 e.pos = b->last;
|
|
575 e.request = r;
|
122
|
576 e.flushed = 1;
|
50
|
577
|
58
|
578 le.ip = flcf->params_len->elts;
|
50
|
579
|
58
|
580 while (*(uintptr_t *) le.ip) {
|
50
|
581
|
58
|
582 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
583 key_len = (u_char) lcode(&le);
|
50
|
584
|
58
|
585 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
586 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
587 }
|
|
588 le.ip += sizeof(uintptr_t);
|
50
|
589
|
86
|
590 *e.pos++ = (u_char) key_len;
|
50
|
591
|
86
|
592 if (val_len > 127) {
|
|
593 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
594 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
595 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
596 *e.pos++ = (u_char) (val_len & 0xff);
|
50
|
597
|
86
|
598 } else {
|
|
599 *e.pos++ = (u_char) val_len;
|
58
|
600 }
|
50
|
601
|
58
|
602 while (*(uintptr_t *) e.ip) {
|
|
603 code = *(ngx_http_script_code_pt *) e.ip;
|
|
604 code((ngx_http_script_engine_t *) &e);
|
|
605 }
|
|
606 e.ip += sizeof(uintptr_t);
|
50
|
607 }
|
|
608
|
58
|
609 b->last = e.pos;
|
50
|
610 }
|
|
611
|
|
612
|
58
|
613 if (flcf->upstream.pass_request_headers) {
|
50
|
614
|
58
|
615 part = &r->headers_in.headers.part;
|
|
616 header = part->elts;
|
50
|
617
|
58
|
618 for (i = 0; /* void */; i++) {
|
50
|
619
|
58
|
620 if (i >= part->nelts) {
|
|
621 if (part->next == NULL) {
|
126
|
622 break;
|
58
|
623 }
|
126
|
624
|
58
|
625 part = part->next;
|
|
626 header = part->elts;
|
|
627 i = 0;
|
|
628 }
|
50
|
629
|
58
|
630 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
631 if (len > 127) {
|
|
632 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
633 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
634 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
635 *b->last++ = (u_char) (len & 0xff);
|
126
|
636
|
58
|
637 } else {
|
|
638 *b->last++ = (u_char) len;
|
50
|
639 }
|
|
640
|
58
|
641 len = header[i].value.len;
|
|
642 if (len > 127) {
|
|
643 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
644 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
645 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
646 *b->last++ = (u_char) (len & 0xff);
|
50
|
647
|
58
|
648 } else {
|
|
649 *b->last++ = (u_char) len;
|
50
|
650 }
|
|
651
|
58
|
652 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
50
|
653
|
58
|
654 for (n = 0; n < header[i].key.len; n++) {
|
|
655 ch = header[i].key.data[n];
|
50
|
656
|
58
|
657 if (ch >= 'a' && ch <= 'z') {
|
|
658 ch &= ~0x20;
|
50
|
659
|
58
|
660 } else if (ch == '-') {
|
|
661 ch = '_';
|
|
662 }
|
50
|
663
|
58
|
664 *b->last++ = ch;
|
50
|
665 }
|
|
666
|
122
|
667 b->last = ngx_copy(b->last, header[i].value.data,
|
|
668 header[i].value.len);
|
50
|
669 }
|
|
670 }
|
|
671
|
|
672
|
|
673 if (padding) {
|
|
674 ngx_memzero(b->last, padding);
|
|
675 b->last += padding;
|
|
676 }
|
|
677
|
|
678
|
|
679 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
680 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
681
|
|
682 h->version = 1;
|
|
683 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
684 h->request_id_hi = 0;
|
|
685 h->request_id_lo = 1;
|
|
686 h->content_length_hi = 0;
|
|
687 h->content_length_lo = 0;
|
|
688 h->padding_length = 0;
|
|
689 h->reserved = 0;
|
|
690
|
|
691 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
692 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
693
|
58
|
694 if (flcf->upstream.pass_request_body) {
|
|
695 body = r->upstream->request_bufs;
|
|
696 r->upstream->request_bufs = cl;
|
50
|
697
|
|
698 #if (NGX_SUPPRESS_WARN)
|
58
|
699 file_pos = 0;
|
|
700 pos = NULL;
|
50
|
701 #endif
|
|
702
|
58
|
703 while (body) {
|
50
|
704
|
58
|
705 if (body->buf->in_file) {
|
|
706 file_pos = body->buf->file_pos;
|
50
|
707
|
58
|
708 } else {
|
|
709 pos = body->buf->pos;
|
50
|
710 }
|
|
711
|
58
|
712 next = 0;
|
50
|
713
|
58
|
714 do {
|
|
715 b = ngx_alloc_buf(r->pool);
|
|
716 if (b == NULL) {
|
|
717 return NGX_ERROR;
|
50
|
718 }
|
|
719
|
58
|
720 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
721
|
|
722 if (body->buf->in_file) {
|
|
723 b->file_pos = file_pos;
|
|
724 file_pos += 32 * 1024;
|
50
|
725
|
58
|
726 if (file_pos > body->buf->file_last) {
|
|
727 file_pos = body->buf->file_last;
|
|
728 next = 1;
|
|
729 }
|
|
730
|
|
731 b->file_last = file_pos;
|
|
732 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
733
|
|
734 } else {
|
|
735 b->pos = pos;
|
|
736 pos += 32 * 1024;
|
50
|
737
|
58
|
738 if (pos > body->buf->last) {
|
|
739 pos = body->buf->last;
|
|
740 next = 1;
|
|
741 }
|
|
742
|
|
743 b->last = pos;
|
|
744 len = (ngx_uint_t) (pos - b->pos);
|
|
745 }
|
50
|
746
|
58
|
747 padding = 8 - len % 8;
|
|
748 padding = (padding == 8) ? 0 : padding;
|
50
|
749
|
58
|
750 h->version = 1;
|
|
751 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
752 h->request_id_hi = 0;
|
|
753 h->request_id_lo = 1;
|
|
754 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
755 h->content_length_lo = (u_char) (len & 0xff);
|
|
756 h->padding_length = (u_char) padding;
|
|
757 h->reserved = 0;
|
50
|
758
|
58
|
759 cl->next = ngx_alloc_chain_link(r->pool);
|
|
760 if (cl->next == NULL) {
|
|
761 return NGX_ERROR;
|
|
762 }
|
50
|
763
|
58
|
764 cl = cl->next;
|
|
765 cl->buf = b;
|
|
766
|
|
767 b = ngx_create_temp_buf(r->pool,
|
|
768 sizeof(ngx_http_fastcgi_header_t)
|
|
769 + padding);
|
|
770 if (b == NULL) {
|
|
771 return NGX_ERROR;
|
|
772 }
|
50
|
773
|
58
|
774 if (padding) {
|
|
775 ngx_memzero(b->last, padding);
|
|
776 b->last += padding;
|
|
777 }
|
|
778
|
|
779 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
780 b->last += sizeof(ngx_http_fastcgi_header_t);
|
50
|
781
|
58
|
782 cl->next = ngx_alloc_chain_link(r->pool);
|
|
783 if (cl->next == NULL) {
|
|
784 return NGX_ERROR;
|
|
785 }
|
|
786
|
|
787 cl = cl->next;
|
|
788 cl->buf = b;
|
50
|
789
|
58
|
790 } while (!next);
|
50
|
791
|
58
|
792 body = body->next;
|
|
793 }
|
50
|
794
|
58
|
795 } else {
|
|
796 r->upstream->request_bufs = cl;
|
50
|
797 }
|
|
798
|
|
799 h->version = 1;
|
|
800 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
801 h->request_id_hi = 0;
|
|
802 h->request_id_lo = 1;
|
|
803 h->content_length_hi = 0;
|
|
804 h->content_length_lo = 0;
|
|
805 h->padding_length = 0;
|
|
806 h->reserved = 0;
|
|
807
|
|
808 cl->next = NULL;
|
|
809
|
|
810 return NGX_OK;
|
|
811 }
|
|
812
|
|
813
|
|
814 static ngx_int_t
|
|
815 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
816 {
|
|
817 ngx_http_fastcgi_ctx_t *f;
|
|
818
|
|
819 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
820
|
|
821 if (f == NULL) {
|
|
822 return NGX_OK;
|
|
823 }
|
|
824
|
|
825 f->state = ngx_http_fastcgi_st_version;
|
164
|
826 f->fastcgi_stdout = 0;
|
50
|
827
|
|
828 return NGX_OK;
|
|
829 }
|
|
830
|
|
831
|
56
|
832 static ngx_int_t
|
|
833 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
50
|
834 {
|
58
|
835 u_char *start, *last;
|
|
836 ngx_str_t *status_line, line;
|
|
837 ngx_int_t rc, status;
|
198
|
838 ngx_uint_t i;
|
58
|
839 ngx_table_elt_t *h;
|
|
840 ngx_http_upstream_t *u;
|
|
841 ngx_http_fastcgi_ctx_t *f;
|
|
842 ngx_http_upstream_header_t *hh;
|
|
843 ngx_http_upstream_main_conf_t *umcf;
|
50
|
844
|
|
845 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
846
|
58
|
847 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
848
|
50
|
849 if (f == NULL) {
|
|
850 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
851 if (f == NULL) {
|
|
852 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
853 }
|
|
854
|
|
855 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
856 }
|
|
857
|
|
858 u = r->upstream;
|
|
859
|
|
860 for ( ;; ) {
|
|
861
|
|
862 if (f->state < ngx_http_fastcgi_st_data) {
|
|
863
|
130
|
864 f->pos = u->buffer.pos;
|
|
865 f->last = u->buffer.last;
|
50
|
866
|
|
867 rc = ngx_http_fastcgi_process_record(r, f);
|
|
868
|
130
|
869 u->buffer.pos = f->pos;
|
|
870 u->buffer.last = f->last;
|
50
|
871
|
|
872 if (rc == NGX_AGAIN) {
|
|
873 return NGX_AGAIN;
|
|
874 }
|
|
875
|
|
876 if (rc == NGX_ERROR) {
|
|
877 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
878 }
|
|
879
|
|
880 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
881 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
882 {
|
|
883 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
884 "upstream sent unexpected FastCGI record: %d",
|
|
885 f->type);
|
|
886
|
|
887 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
888 }
|
|
889
|
|
890 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
891 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
892 "upstream closed prematurely FastCGI stdout");
|
|
893
|
|
894 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
895 }
|
|
896 }
|
|
897
|
|
898 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
899
|
130
|
900 if (u->buffer.pos + f->padding < u->buffer.last) {
|
50
|
901 f->state = ngx_http_fastcgi_st_version;
|
130
|
902 u->buffer.pos += f->padding;
|
50
|
903
|
|
904 continue;
|
|
905 }
|
|
906
|
130
|
907 if (u->buffer.pos + f->padding == u->buffer.last) {
|
50
|
908 f->state = ngx_http_fastcgi_st_version;
|
130
|
909 u->buffer.pos = u->buffer.last;
|
50
|
910
|
|
911 return NGX_AGAIN;
|
|
912 }
|
|
913
|
130
|
914 f->padding -= u->buffer.last - u->buffer.pos;
|
|
915 u->buffer.pos = u->buffer.last;
|
50
|
916
|
|
917 return NGX_AGAIN;
|
|
918 }
|
|
919
|
|
920
|
|
921 /* f->state == ngx_http_fastcgi_st_data */
|
|
922
|
|
923 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
924
|
|
925 if (f->length) {
|
130
|
926 line.data = u->buffer.pos;
|
50
|
927
|
130
|
928 if (u->buffer.pos + f->length <= u->buffer.last) {
|
50
|
929 line.len = f->length;
|
130
|
930 u->buffer.pos += f->length;
|
50
|
931 f->length = 0;
|
|
932 f->state = ngx_http_fastcgi_st_padding;
|
|
933
|
126
|
934 } else {
|
130
|
935 line.len = u->buffer.last - u->buffer.pos;
|
|
936 f->length -= u->buffer.last - u->buffer.pos;
|
|
937 u->buffer.pos = u->buffer.last;
|
50
|
938 }
|
|
939
|
|
940 while (line.data[line.len - 1] == LF
|
|
941 || line.data[line.len - 1] == CR
|
|
942 || line.data[line.len - 1] == '.'
|
|
943 || line.data[line.len - 1] == ' ')
|
|
944 {
|
|
945 line.len--;
|
|
946 }
|
|
947
|
|
948 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
949 "FastCGI sent in stderr: \"%V\"", &line);
|
|
950
|
130
|
951 if (u->buffer.pos == u->buffer.last) {
|
164
|
952
|
|
953 if (!f->fastcgi_stdout) {
|
|
954
|
|
955 /*
|
|
956 * the special handling the large number
|
|
957 * of the PHP warnings to not allocate memory
|
|
958 */
|
|
959
|
|
960 u->buffer.pos = u->buffer.start;
|
|
961 u->buffer.last = u->buffer.start;
|
|
962 }
|
|
963
|
50
|
964 return NGX_AGAIN;
|
|
965 }
|
|
966
|
|
967 } else {
|
|
968 f->state = ngx_http_fastcgi_st_version;
|
|
969 }
|
|
970
|
|
971 continue;
|
|
972 }
|
|
973
|
|
974
|
|
975 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
976
|
164
|
977 f->fastcgi_stdout = 1;
|
|
978
|
130
|
979 start = u->buffer.pos;
|
50
|
980
|
130
|
981 if (u->buffer.pos + f->length < u->buffer.last) {
|
50
|
982
|
|
983 /*
|
130
|
984 * set u->buffer.last to the end of the FastCGI record data
|
50
|
985 * for ngx_http_parse_header_line()
|
|
986 */
|
|
987
|
130
|
988 last = u->buffer.last;
|
|
989 u->buffer.last = u->buffer.pos + f->length;
|
50
|
990
|
|
991 } else {
|
|
992 last = NULL;
|
|
993 }
|
|
994
|
|
995 for ( ;; ) {
|
|
996
|
130
|
997 rc = ngx_http_parse_header_line(r, &u->buffer);
|
50
|
998
|
|
999 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1000 "http fastcgi parser: %d", rc);
|
|
1001
|
|
1002 if (rc == NGX_AGAIN) {
|
|
1003 break;
|
|
1004 }
|
|
1005
|
|
1006 if (rc == NGX_OK) {
|
|
1007
|
|
1008 /* a header line has been parsed successfully */
|
|
1009
|
58
|
1010 h = ngx_list_push(&u->headers_in.headers);
|
50
|
1011 if (h == NULL) {
|
|
1012 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1013 }
|
|
1014
|
58
|
1015 h->hash = r->header_hash;
|
|
1016
|
50
|
1017 h->key.len = r->header_name_end - r->header_name_start;
|
|
1018 h->value.len = r->header_end - r->header_start;
|
|
1019
|
|
1020 h->key.data = ngx_palloc(r->pool,
|
198
|
1021 h->key.len + 1 + h->value.len + 1 + h->key.len);
|
50
|
1022 if (h->key.data == NULL) {
|
|
1023 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1024 }
|
|
1025
|
|
1026 h->value.data = h->key.data + h->key.len + 1;
|
198
|
1027 h->lowcase_key = h->key.data + h->key.len + 1
|
|
1028 + h->value.len + 1;
|
50
|
1029
|
|
1030 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
1031 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
1032
|
198
|
1033 if (h->key.len == r->lowcase_index) {
|
|
1034 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len);
|
|
1035
|
|
1036 } else {
|
|
1037 for (i = 0; i < h->key.len; i++) {
|
|
1038 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]);
|
50
|
1039 }
|
|
1040 }
|
|
1041
|
198
|
1042 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash,
|
|
1043 h->lowcase_key, h->key.len);
|
|
1044
|
|
1045 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) {
|
|
1046 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1047 }
|
|
1048
|
50
|
1049 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1050 "http fastcgi header: \"%V: %V\"",
|
|
1051 &h->key, &h->value);
|
|
1052
|
164
|
1053 if (u->buffer.pos < u->buffer.last) {
|
|
1054 continue;
|
|
1055 }
|
|
1056
|
|
1057 /* the end of the FastCGI record */
|
|
1058
|
|
1059 break;
|
50
|
1060 }
|
|
1061
|
|
1062 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1063
|
|
1064 /* a whole header has been parsed successfully */
|
|
1065
|
|
1066 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1067 "http fastcgi header done");
|
|
1068
|
58
|
1069 if (u->headers_in.status) {
|
|
1070 status_line = &u->headers_in.status->value;
|
50
|
1071
|
|
1072 status = ngx_atoi(status_line->data, 3);
|
|
1073
|
|
1074 if (status == NGX_ERROR) {
|
|
1075 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
1076 }
|
|
1077
|
78
|
1078 u->headers_in.status_n = status;
|
|
1079 u->headers_in.status_line = *status_line;
|
50
|
1080
|
|
1081 } else {
|
78
|
1082 u->headers_in.status_n = 200;
|
|
1083 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
1084 u->headers_in.status_line.data = (u_char *) "200 OK";
|
50
|
1085 }
|
|
1086
|
78
|
1087 u->state->status = u->headers_in.status_n;
|
50
|
1088 #if 0
|
|
1089 if (u->cachable) {
|
|
1090 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
1091 }
|
|
1092 #endif
|
|
1093
|
|
1094 break;
|
|
1095 }
|
|
1096
|
|
1097 /* there was error while a header line parsing */
|
|
1098
|
|
1099 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
168
|
1100 "upstream sent invalid header");
|
50
|
1101
|
|
1102 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1103
|
|
1104 }
|
|
1105
|
|
1106 if (last) {
|
130
|
1107 u->buffer.last = last;
|
50
|
1108 }
|
|
1109
|
130
|
1110 f->length -= u->buffer.pos - start;
|
50
|
1111
|
|
1112 if (f->length == 0) {
|
|
1113 if (f->padding) {
|
|
1114 f->state = ngx_http_fastcgi_st_padding;
|
|
1115 } else {
|
|
1116 f->state = ngx_http_fastcgi_st_version;
|
|
1117 }
|
|
1118 }
|
|
1119
|
164
|
1120 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1121 return NGX_OK;
|
|
1122 }
|
|
1123
|
|
1124 if (u->buffer.pos == u->buffer.last) {
|
|
1125 return NGX_AGAIN;
|
|
1126 }
|
|
1127
|
|
1128 if (rc == NGX_AGAIN) {
|
|
1129 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
1130 "upstream split a header line in FastCGI records");
|
|
1131
|
|
1132 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1133 }
|
50
|
1134 }
|
|
1135 }
|
|
1136
|
|
1137
|
|
1138 static ngx_int_t
|
|
1139 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
1140 {
|
|
1141 ngx_int_t rc;
|
|
1142 ngx_buf_t *b, **prev;
|
|
1143 ngx_str_t line;
|
|
1144 ngx_chain_t *cl;
|
|
1145 ngx_http_request_t *r;
|
|
1146 ngx_http_fastcgi_ctx_t *f;
|
|
1147
|
|
1148 if (buf->pos == buf->last) {
|
|
1149 return NGX_OK;
|
|
1150 }
|
|
1151
|
|
1152 r = p->input_ctx;
|
|
1153 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1154
|
|
1155 b = NULL;
|
|
1156 prev = &buf->shadow;
|
|
1157
|
|
1158 f->pos = buf->pos;
|
|
1159 f->last = buf->last;
|
|
1160
|
|
1161 for ( ;; ) {
|
|
1162 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1163
|
|
1164 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1165
|
|
1166 if (rc == NGX_AGAIN) {
|
|
1167 break;
|
|
1168 }
|
|
1169
|
|
1170 if (rc == NGX_ERROR) {
|
|
1171 return NGX_ERROR;
|
|
1172 }
|
|
1173
|
|
1174 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1175 f->state = ngx_http_fastcgi_st_version;
|
|
1176 p->upstream_done = 1;
|
|
1177
|
|
1178 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1179 "http fastcgi closed stdout");
|
|
1180
|
|
1181 continue;
|
|
1182 }
|
|
1183
|
|
1184 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1185 f->state = ngx_http_fastcgi_st_version;
|
|
1186 p->upstream_done = 1;
|
|
1187
|
|
1188 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1189 "http fastcgi sent end request");
|
|
1190
|
|
1191 break;
|
|
1192 }
|
|
1193 }
|
|
1194
|
|
1195
|
|
1196 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1197
|
|
1198 if (f->pos + f->padding < f->last) {
|
|
1199 f->state = ngx_http_fastcgi_st_version;
|
|
1200 f->pos += f->padding;
|
|
1201
|
|
1202 continue;
|
|
1203 }
|
|
1204
|
|
1205 if (f->pos + f->padding == f->last) {
|
|
1206 f->state = ngx_http_fastcgi_st_version;
|
|
1207
|
|
1208 break;
|
|
1209 }
|
|
1210
|
|
1211 f->padding -= f->last - f->pos;
|
|
1212
|
|
1213 break;
|
|
1214 }
|
|
1215
|
|
1216
|
|
1217 /* f->state == ngx_http_fastcgi_st_data */
|
|
1218
|
|
1219 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1220
|
|
1221 if (f->length) {
|
188
|
1222
|
|
1223 if (f->pos == f->last) {
|
|
1224 break;
|
|
1225 }
|
|
1226
|
50
|
1227 line.data = f->pos;
|
|
1228
|
|
1229 if (f->pos + f->length <= f->last) {
|
|
1230 line.len = f->length;
|
|
1231 f->pos += f->length;
|
|
1232 f->length = 0;
|
|
1233 f->state = ngx_http_fastcgi_st_padding;
|
|
1234
|
126
|
1235 } else {
|
50
|
1236 line.len = f->last - f->pos;
|
|
1237 f->length -= f->last - f->pos;
|
|
1238 f->pos = f->last;
|
|
1239 }
|
|
1240
|
|
1241 while (line.data[line.len - 1] == LF
|
|
1242 || line.data[line.len - 1] == CR
|
|
1243 || line.data[line.len - 1] == '.'
|
|
1244 || line.data[line.len - 1] == ' ')
|
|
1245 {
|
|
1246 line.len--;
|
|
1247 }
|
|
1248
|
|
1249 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
1250 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1251
|
|
1252 if (f->pos == f->last) {
|
|
1253 break;
|
|
1254 }
|
|
1255
|
|
1256 } else {
|
|
1257 f->state = ngx_http_fastcgi_st_version;
|
|
1258 }
|
|
1259
|
|
1260 continue;
|
|
1261 }
|
|
1262
|
|
1263
|
|
1264 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1265
|
188
|
1266 if (f->pos == f->last) {
|
|
1267 break;
|
|
1268 }
|
|
1269
|
50
|
1270 if (p->free) {
|
|
1271 b = p->free->buf;
|
|
1272 p->free = p->free->next;
|
|
1273
|
|
1274 } else {
|
|
1275 b = ngx_alloc_buf(p->pool);
|
|
1276 if (b == NULL) {
|
|
1277 return NGX_ERROR;
|
|
1278 }
|
|
1279 }
|
|
1280
|
|
1281 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1282
|
|
1283 b->pos = f->pos;
|
|
1284 b->start = buf->start;
|
|
1285 b->end = buf->end;
|
|
1286 b->tag = p->tag;
|
|
1287 b->temporary = 1;
|
|
1288 b->recycled = 1;
|
|
1289
|
|
1290 *prev = b;
|
|
1291 prev = &b->shadow;
|
|
1292
|
|
1293 cl = ngx_alloc_chain_link(p->pool);
|
|
1294 if (cl == NULL) {
|
|
1295 return NGX_ERROR;
|
|
1296 }
|
|
1297
|
|
1298 cl->buf = b;
|
|
1299 cl->next = NULL;
|
|
1300
|
|
1301 if (p->in) {
|
|
1302 *p->last_in = cl;
|
|
1303 } else {
|
|
1304 p->in = cl;
|
|
1305 }
|
|
1306 p->last_in = &cl->next;
|
|
1307
|
|
1308
|
|
1309 /* STUB */ b->num = buf->num;
|
|
1310
|
|
1311 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
1312
|
|
1313
|
|
1314 if (f->pos + f->length < f->last) {
|
|
1315
|
|
1316 if (f->padding) {
|
|
1317 f->state = ngx_http_fastcgi_st_padding;
|
|
1318 } else {
|
|
1319 f->state = ngx_http_fastcgi_st_version;
|
|
1320 }
|
|
1321
|
|
1322 f->pos += f->length;
|
|
1323 b->last = f->pos;
|
|
1324
|
|
1325 continue;
|
|
1326 }
|
|
1327
|
|
1328 if (f->pos + f->length == f->last) {
|
|
1329
|
|
1330 if (f->padding) {
|
|
1331 f->state = ngx_http_fastcgi_st_padding;
|
|
1332 } else {
|
|
1333 f->state = ngx_http_fastcgi_st_version;
|
|
1334 }
|
|
1335
|
|
1336 b->last = f->last;
|
|
1337
|
|
1338 break;
|
|
1339 }
|
|
1340
|
|
1341 f->length -= f->last - f->pos;
|
|
1342
|
|
1343 b->last = f->last;
|
|
1344
|
|
1345 break;
|
|
1346
|
|
1347 }
|
|
1348
|
|
1349 if (b) {
|
|
1350 b->shadow = buf;
|
|
1351 b->last_shadow = 1;
|
|
1352
|
|
1353 return NGX_OK;
|
|
1354 }
|
|
1355
|
|
1356 /* there is no data record in the buf, add it to free chain */
|
|
1357
|
|
1358 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1359 return NGX_ERROR;
|
|
1360 }
|
|
1361
|
|
1362 return NGX_OK;
|
|
1363 }
|
|
1364
|
|
1365
|
|
1366 static ngx_int_t
|
|
1367 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1368 ngx_http_fastcgi_ctx_t *f)
|
|
1369 {
|
|
1370 u_char ch, *p;
|
|
1371 ngx_http_fastcgi_state_e state;
|
|
1372
|
|
1373 state = f->state;
|
|
1374
|
|
1375 for (p = f->pos; p < f->last; p++) {
|
|
1376
|
|
1377 ch = *p;
|
|
1378
|
|
1379 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1380 "http fastcgi record byte: %02Xd", ch);
|
|
1381
|
|
1382 switch (state) {
|
|
1383
|
|
1384 case ngx_http_fastcgi_st_version:
|
|
1385 if (ch != 1) {
|
|
1386 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1387 "upstream sent unsupported FastCGI "
|
|
1388 "protocol version: %d", ch);
|
|
1389 return NGX_ERROR;
|
|
1390 }
|
|
1391 state = ngx_http_fastcgi_st_type;
|
|
1392 break;
|
|
1393
|
|
1394 case ngx_http_fastcgi_st_type:
|
|
1395 switch (ch) {
|
|
1396 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1397 case NGX_HTTP_FASTCGI_STDERR:
|
|
1398 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1399 f->type = (ngx_uint_t) ch;
|
|
1400 break;
|
|
1401 default:
|
|
1402 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1403 "upstream sent invalid FastCGI "
|
|
1404 "record type: %d", ch);
|
|
1405 return NGX_ERROR;
|
|
1406
|
|
1407 }
|
|
1408 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1409 break;
|
|
1410
|
|
1411 /* we support the single request per connection */
|
|
1412
|
|
1413 case ngx_http_fastcgi_st_request_id_hi:
|
|
1414 if (ch != 0) {
|
|
1415 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1416 "upstream sent unexpected FastCGI "
|
|
1417 "request id high byte: %d", ch);
|
|
1418 return NGX_ERROR;
|
|
1419 }
|
|
1420 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1421 break;
|
|
1422
|
|
1423 case ngx_http_fastcgi_st_request_id_lo:
|
|
1424 if (ch != 1) {
|
|
1425 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1426 "upstream sent unexpected FastCGI "
|
|
1427 "request id low byte: %d", ch);
|
|
1428 return NGX_ERROR;
|
|
1429 }
|
|
1430 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1431 break;
|
|
1432
|
|
1433 case ngx_http_fastcgi_st_content_length_hi:
|
|
1434 f->length = ch << 8;
|
|
1435 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1436 break;
|
|
1437
|
|
1438 case ngx_http_fastcgi_st_content_length_lo:
|
|
1439 f->length |= (size_t) ch;
|
|
1440 state = ngx_http_fastcgi_st_padding_length;
|
|
1441 break;
|
|
1442
|
|
1443 case ngx_http_fastcgi_st_padding_length:
|
|
1444 f->padding = (size_t) ch;
|
|
1445 state = ngx_http_fastcgi_st_reserved;
|
|
1446 break;
|
|
1447
|
|
1448 case ngx_http_fastcgi_st_reserved:
|
|
1449 state = ngx_http_fastcgi_st_data;
|
|
1450
|
|
1451 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1452 "http fastcgi record length: %z", f->length);
|
|
1453
|
|
1454 f->pos = p + 1;
|
|
1455 f->state = state;
|
|
1456
|
|
1457 return NGX_OK;
|
|
1458
|
|
1459 /* suppress warning */
|
|
1460 case ngx_http_fastcgi_st_data:
|
|
1461 case ngx_http_fastcgi_st_padding:
|
|
1462 break;
|
|
1463 }
|
|
1464 }
|
|
1465
|
|
1466 f->state = state;
|
|
1467
|
|
1468 return NGX_AGAIN;
|
|
1469 }
|
|
1470
|
|
1471
|
|
1472 static void
|
|
1473 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
1474 {
|
|
1475 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1476 "abort http fastcgi request");
|
|
1477
|
|
1478 return;
|
|
1479 }
|
|
1480
|
|
1481
|
|
1482 static void
|
|
1483 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
1484 {
|
|
1485 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1486 "finalize http fastcgi request");
|
|
1487
|
|
1488 return;
|
|
1489 }
|
|
1490
|
|
1491
|
58
|
1492 static ngx_int_t
|
|
1493 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
50
|
1494 {
|
58
|
1495 ngx_http_variable_t *var;
|
50
|
1496
|
132
|
1497 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name,
|
204
|
1498 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHABLE);
|
58
|
1499 if (var == NULL) {
|
|
1500 return NGX_ERROR;
|
50
|
1501 }
|
|
1502
|
186
|
1503 var->get_handler = ngx_http_fastcgi_script_name_variable;
|
50
|
1504
|
58
|
1505 return NGX_OK;
|
50
|
1506 }
|
|
1507
|
|
1508
|
|
1509 static void *
|
|
1510 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
1511 {
|
|
1512 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1513
|
|
1514 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1515 if (conf == NULL) {
|
|
1516 return NGX_CONF_ERROR;
|
|
1517 }
|
|
1518
|
|
1519 /*
|
|
1520 * set by ngx_pcalloc():
|
|
1521 *
|
|
1522 * conf->upstream.bufs.num = 0;
|
|
1523 * conf->upstream.next_upstream = 0;
|
|
1524 * conf->upstream.temp_path = NULL;
|
198
|
1525 * conf->upstream.hide_headers_hash = { NULL, 0 };
|
|
1526 * conf->upstream.hide_headers = NULL;
|
|
1527 * conf->upstream.pass_headers = NULL;
|
58
|
1528 * conf->upstream.schema = { 0, NULL };
|
|
1529 * conf->upstream.uri = { 0, NULL };
|
|
1530 * conf->upstream.location = NULL;
|
|
1531 *
|
50
|
1532 * conf->index.len = 0;
|
|
1533 * conf->index.data = NULL;
|
|
1534 */
|
|
1535
|
130
|
1536 conf->upstream.buffering = NGX_CONF_UNSET;
|
178
|
1537 conf->upstream.ignore_client_abort = NGX_CONF_UNSET;
|
130
|
1538
|
50
|
1539 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1540 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
56
|
1541 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1542
|
50
|
1543 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
130
|
1544 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
78
|
1545
|
|
1546 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
126
|
1547 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
78
|
1548 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
58
|
1549
|
|
1550 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1551 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1552
|
206
|
1553 conf->upstream.intercept_errors = NGX_CONF_UNSET;
|
50
|
1554
|
|
1555 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1556 conf->upstream.cyclic_temp_file = 0;
|
|
1557
|
|
1558 return conf;
|
|
1559 }
|
|
1560
|
|
1561
|
|
1562 static char *
|
|
1563 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
1564 {
|
|
1565 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1566 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1567
|
58
|
1568 u_char *p;
|
|
1569 size_t size;
|
|
1570 uintptr_t *code;
|
198
|
1571 ngx_str_t *header;
|
|
1572 ngx_uint_t i, j;
|
|
1573 ngx_array_t hide_headers;
|
|
1574 ngx_keyval_t *src;
|
|
1575 ngx_hash_key_t *hk;
|
|
1576 ngx_hash_init_t hash;
|
58
|
1577 ngx_http_script_compile_t sc;
|
|
1578 ngx_http_script_copy_code_t *copy;
|
50
|
1579
|
130
|
1580 ngx_conf_merge_value(conf->upstream.buffering,
|
|
1581 prev->upstream.buffering, 1);
|
|
1582
|
178
|
1583 ngx_conf_merge_value(conf->upstream.ignore_client_abort,
|
|
1584 prev->upstream.ignore_client_abort, 0);
|
|
1585
|
50
|
1586 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1587 prev->upstream.connect_timeout, 60000);
|
56
|
1588
|
50
|
1589 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1590 prev->upstream.send_timeout, 60000);
|
|
1591
|
|
1592 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1593 prev->upstream.read_timeout, 60000);
|
|
1594
|
56
|
1595 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1596 prev->upstream.send_lowat, 0);
|
50
|
1597
|
130
|
1598 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
1599 prev->upstream.buffer_size,
|
50
|
1600 (size_t) ngx_pagesize);
|
|
1601
|
56
|
1602
|
50
|
1603 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1604 8, ngx_pagesize);
|
|
1605
|
|
1606 if (conf->upstream.bufs.num < 2) {
|
|
1607 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1608 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1609 return NGX_CONF_ERROR;
|
|
1610 }
|
|
1611
|
|
1612
|
130
|
1613 size = conf->upstream.buffer_size;
|
50
|
1614 if (size < conf->upstream.bufs.size) {
|
|
1615 size = conf->upstream.bufs.size;
|
|
1616 }
|
|
1617
|
|
1618
|
78
|
1619 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
1620 prev->upstream.busy_buffers_size_conf,
|
50
|
1621 NGX_CONF_UNSET_SIZE);
|
|
1622
|
78
|
1623 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1624 conf->upstream.busy_buffers_size = 2 * size;
|
78
|
1625 } else {
|
|
1626 conf->upstream.busy_buffers_size =
|
|
1627 conf->upstream.busy_buffers_size_conf;
|
|
1628 }
|
50
|
1629
|
78
|
1630 if (conf->upstream.busy_buffers_size < size) {
|
50
|
1631 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1632 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
1633 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1634 "one of the \"fastcgi_buffers\"");
|
|
1635
|
|
1636 return NGX_CONF_ERROR;
|
78
|
1637 }
|
50
|
1638
|
78
|
1639 if (conf->upstream.busy_buffers_size
|
|
1640 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
50
|
1641 {
|
|
1642 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1643 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
1644 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
1645
|
|
1646 return NGX_CONF_ERROR;
|
|
1647 }
|
|
1648
|
|
1649
|
78
|
1650 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
1651 prev->upstream.temp_file_write_size_conf,
|
50
|
1652 NGX_CONF_UNSET_SIZE);
|
|
1653
|
78
|
1654 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1655 conf->upstream.temp_file_write_size = 2 * size;
|
78
|
1656 } else {
|
|
1657 conf->upstream.temp_file_write_size =
|
|
1658 conf->upstream.temp_file_write_size_conf;
|
|
1659 }
|
50
|
1660
|
78
|
1661 if (conf->upstream.temp_file_write_size < size) {
|
50
|
1662 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1663 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
1664 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1665 "one of the \"fastcgi_buffers\"");
|
|
1666
|
|
1667 return NGX_CONF_ERROR;
|
|
1668 }
|
|
1669
|
|
1670
|
78
|
1671 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
1672 prev->upstream.max_temp_file_size_conf,
|
50
|
1673 NGX_CONF_UNSET_SIZE);
|
|
1674
|
78
|
1675 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1676 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
78
|
1677 } else {
|
|
1678 conf->upstream.max_temp_file_size =
|
|
1679 conf->upstream.max_temp_file_size_conf;
|
|
1680 }
|
50
|
1681
|
78
|
1682 if (conf->upstream.max_temp_file_size != 0
|
|
1683 && conf->upstream.max_temp_file_size < size)
|
50
|
1684 {
|
|
1685 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1686 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1687 "the temporary files usage or must be equal or bigger than "
|
|
1688 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
1689 "one of the \"fastcgi_buffers\"");
|
|
1690
|
|
1691 return NGX_CONF_ERROR;
|
|
1692 }
|
|
1693
|
|
1694
|
|
1695 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
1696 prev->upstream.next_upstream,
|
|
1697 (NGX_CONF_BITMASK_SET
|
|
1698 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1699 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
1700
|
214
|
1701 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) {
|
|
1702 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET
|
|
1703 |NGX_HTTP_UPSTREAM_FT_OFF;
|
|
1704 }
|
|
1705
|
50
|
1706 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1707 prev->upstream.temp_path,
|
|
1708 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1709 ngx_garbage_collector_temp_handler, cf);
|
|
1710
|
58
|
1711 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1712 prev->upstream.pass_request_headers, 1);
|
|
1713 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1714 prev->upstream.pass_request_body, 1);
|
|
1715
|
206
|
1716 ngx_conf_merge_value(conf->upstream.intercept_errors,
|
|
1717 prev->upstream.intercept_errors, 0);
|
58
|
1718
|
56
|
1719
|
50
|
1720 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1721
|
198
|
1722 if (conf->upstream.hide_headers == NULL
|
|
1723 && conf->upstream.pass_headers == NULL)
|
|
1724 {
|
|
1725 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1726 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1727 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash;
|
|
1728
|
|
1729 if (conf->upstream.hide_headers_hash.buckets) {
|
|
1730 goto peers;
|
|
1731 }
|
|
1732
|
|
1733 } else {
|
|
1734 if (conf->upstream.hide_headers == NULL) {
|
|
1735 conf->upstream.hide_headers = prev->upstream.hide_headers;
|
|
1736 }
|
|
1737
|
|
1738 if (conf->upstream.pass_headers == NULL) {
|
|
1739 conf->upstream.pass_headers = prev->upstream.pass_headers;
|
|
1740 }
|
|
1741 }
|
|
1742
|
|
1743 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t))
|
|
1744 != NGX_OK)
|
|
1745 {
|
|
1746 return NGX_CONF_ERROR;
|
|
1747 }
|
|
1748
|
|
1749 for (header = ngx_http_fastcgi_hide_headers; header->len; header++) {
|
|
1750 hk = ngx_array_push(&hide_headers);
|
|
1751 if (hk == NULL) {
|
|
1752 return NGX_CONF_ERROR;
|
|
1753 }
|
|
1754
|
|
1755 hk->key = *header;
|
|
1756 hk->key_hash = ngx_hash_key_lc(header->data, header->len);
|
|
1757 hk->value = (void *) 1;
|
|
1758 }
|
|
1759
|
|
1760 if (conf->upstream.hide_headers) {
|
|
1761
|
|
1762 header = conf->upstream.hide_headers->elts;
|
|
1763
|
|
1764 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) {
|
|
1765
|
|
1766 hk = hide_headers.elts;
|
|
1767
|
|
1768 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1769 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1770 goto exist;
|
|
1771 }
|
|
1772 }
|
|
1773
|
|
1774 hk = ngx_array_push(&hide_headers);
|
|
1775 if (hk == NULL) {
|
|
1776 return NGX_CONF_ERROR;
|
|
1777 }
|
|
1778
|
|
1779 hk->key = header[i];
|
|
1780 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len);
|
|
1781 hk->value = (void *) 1;
|
|
1782
|
|
1783 exist:
|
|
1784
|
|
1785 continue;
|
|
1786 }
|
|
1787 }
|
|
1788
|
|
1789 if (conf->upstream.pass_headers) {
|
|
1790
|
|
1791 hk = hide_headers.elts;
|
|
1792 header = conf->upstream.pass_headers->elts;
|
|
1793
|
|
1794 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) {
|
|
1795
|
|
1796 for (j = 0; j < hide_headers.nelts; j++) {
|
|
1797
|
|
1798 if (hk[j].key.data == NULL) {
|
|
1799 continue;
|
|
1800 }
|
|
1801
|
|
1802 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) {
|
|
1803 hk[j].key.data = NULL;
|
|
1804 break;
|
|
1805 }
|
|
1806 }
|
|
1807 }
|
|
1808 }
|
|
1809
|
|
1810 hash.hash = &conf->upstream.hide_headers_hash;
|
|
1811 hash.key = ngx_hash_key_lc;
|
|
1812 hash.max_size = 512;
|
244
|
1813 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
|
198
|
1814 hash.name = "fastcgi_hide_headers_hash";
|
|
1815 hash.pool = cf->pool;
|
|
1816 hash.temp_pool = NULL;
|
|
1817
|
|
1818 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) {
|
|
1819 return NGX_CONF_ERROR;
|
|
1820 }
|
|
1821
|
|
1822 peers:
|
|
1823
|
260
|
1824 if (conf->upstream.upstream == NULL) {
|
|
1825 conf->upstream.upstream = prev->upstream.upstream;
|
178
|
1826 conf->upstream.schema = prev->upstream.schema;
|
56
|
1827 }
|
|
1828
|
58
|
1829 if (conf->params_source == NULL) {
|
122
|
1830 conf->flushes = prev->flushes;
|
58
|
1831 conf->params_len = prev->params_len;
|
|
1832 conf->params = prev->params;
|
122
|
1833 conf->params_source = prev->params_source;
|
58
|
1834
|
|
1835 if (conf->params_source == NULL) {
|
|
1836 return NGX_CONF_OK;
|
|
1837 }
|
|
1838 }
|
|
1839
|
|
1840 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1841 if (conf->params_len == NULL) {
|
|
1842 return NGX_CONF_ERROR;
|
|
1843 }
|
122
|
1844
|
58
|
1845 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1846 if (conf->params == NULL) {
|
|
1847 return NGX_CONF_ERROR;
|
|
1848 }
|
|
1849
|
|
1850 src = conf->params_source->elts;
|
|
1851 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1852
|
|
1853 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1854 copy = ngx_array_push_n(conf->params_len,
|
|
1855 sizeof(ngx_http_script_copy_code_t));
|
|
1856 if (copy == NULL) {
|
|
1857 return NGX_CONF_ERROR;
|
|
1858 }
|
|
1859
|
|
1860 copy->code = (ngx_http_script_code_pt)
|
|
1861 ngx_http_script_copy_len_code;
|
|
1862 copy->len = src[i].key.len;
|
|
1863
|
|
1864
|
|
1865 copy = ngx_array_push_n(conf->params_len,
|
|
1866 sizeof(ngx_http_script_copy_code_t));
|
|
1867 if (copy == NULL) {
|
|
1868 return NGX_CONF_ERROR;
|
|
1869 }
|
|
1870
|
|
1871 copy->code = (ngx_http_script_code_pt)
|
|
1872 ngx_http_script_copy_len_code;
|
|
1873 copy->len = src[i].value.len;
|
|
1874
|
|
1875
|
|
1876 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1877 + src[i].key.len + src[i].value.len
|
|
1878 + sizeof(uintptr_t) - 1)
|
|
1879 & ~(sizeof(uintptr_t) - 1);
|
|
1880
|
|
1881 copy = ngx_array_push_n(conf->params, size);
|
|
1882 if (copy == NULL) {
|
|
1883 return NGX_CONF_ERROR;
|
|
1884 }
|
126
|
1885
|
58
|
1886 copy->code = ngx_http_script_copy_code;
|
|
1887 copy->len = src[i].key.len + src[i].value.len;
|
|
1888
|
|
1889 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1890
|
|
1891 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
1892 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
1893
|
|
1894 } else {
|
|
1895 copy = ngx_array_push_n(conf->params_len,
|
|
1896 sizeof(ngx_http_script_copy_code_t));
|
|
1897 if (copy == NULL) {
|
|
1898 return NGX_CONF_ERROR;
|
|
1899 }
|
|
1900
|
|
1901 copy->code = (ngx_http_script_code_pt)
|
|
1902 ngx_http_script_copy_len_code;
|
|
1903 copy->len = src[i].key.len;
|
|
1904
|
|
1905
|
|
1906 size = (sizeof(ngx_http_script_copy_code_t)
|
|
1907 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
1908 & ~(sizeof(uintptr_t) - 1);
|
|
1909
|
|
1910 copy = ngx_array_push_n(conf->params, size);
|
|
1911 if (copy == NULL) {
|
|
1912 return NGX_CONF_ERROR;
|
|
1913 }
|
126
|
1914
|
58
|
1915 copy->code = ngx_http_script_copy_code;
|
|
1916 copy->len = src[i].key.len;
|
|
1917
|
|
1918 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
1919 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
1920
|
|
1921
|
|
1922 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
1923
|
|
1924 sc.cf = cf;
|
|
1925 sc.source = &src[i].value;
|
122
|
1926 sc.flushes = &conf->flushes;
|
58
|
1927 sc.lengths = &conf->params_len;
|
|
1928 sc.values = &conf->params;
|
|
1929
|
|
1930 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
1931 return NGX_CONF_ERROR;
|
|
1932 }
|
|
1933 }
|
|
1934
|
|
1935 code = ngx_array_push_n(conf->params_len, 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, sizeof(uintptr_t));
|
|
1944 if (code == NULL) {
|
|
1945 return NGX_CONF_ERROR;
|
|
1946 }
|
|
1947
|
|
1948 *code = (uintptr_t) NULL;
|
|
1949 }
|
|
1950
|
|
1951 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
1952 if (code == NULL) {
|
|
1953 return NGX_CONF_ERROR;
|
|
1954 }
|
|
1955
|
|
1956 *code = (uintptr_t) NULL;
|
|
1957
|
50
|
1958 return NGX_CONF_OK;
|
|
1959 }
|
58
|
1960
|
|
1961
|
122
|
1962 static ngx_int_t
|
|
1963 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
1964 ngx_http_variable_value_t *v, uintptr_t data)
|
58
|
1965 {
|
|
1966 u_char *p;
|
|
1967 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
1968
|
126
|
1969 v->valid = 1;
|
122
|
1970 v->no_cachable = 0;
|
|
1971 v->not_found = 0;
|
58
|
1972
|
|
1973 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1974
|
|
1975 if (r->uri.data[r->uri.len - 1] != '/') {
|
122
|
1976 v->len = r->uri.len;
|
|
1977 v->data = r->uri.data;
|
|
1978 return NGX_OK;
|
58
|
1979 }
|
|
1980
|
122
|
1981 v->len = r->uri.len + flcf->index.len;
|
58
|
1982
|
122
|
1983 v->data = ngx_palloc(r->pool, v->len);
|
|
1984 if (v->data == NULL) {
|
|
1985 return NGX_ERROR;
|
58
|
1986 }
|
|
1987
|
122
|
1988 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
58
|
1989 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
1990
|
122
|
1991 return NGX_OK;
|
58
|
1992 }
|
|
1993
|
|
1994
|
|
1995 static char *
|
|
1996 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
1997 {
|
|
1998 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
1999
|
200
|
2000 ngx_url_t u;
|
58
|
2001 ngx_str_t *value;
|
|
2002 ngx_http_core_loc_conf_t *clcf;
|
|
2003
|
104
|
2004 if (lcf->upstream.schema.len) {
|
|
2005 return "is duplicate";
|
|
2006 }
|
|
2007
|
58
|
2008 value = cf->args->elts;
|
|
2009
|
200
|
2010 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
2011
|
|
2012 u.url = value[1];
|
262
|
2013 u.upstream = 1;
|
260
|
2014 u.no_resolve = 1;
|
|
2015
|
|
2016 lcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0);
|
|
2017 if (lcf->upstream.upstream == NULL) {
|
58
|
2018 return NGX_CONF_ERROR;
|
|
2019 }
|
|
2020
|
|
2021 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
2022 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
2023
|
|
2024 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
2025
|
|
2026 clcf->handler = ngx_http_fastcgi_handler;
|
|
2027
|
122
|
2028 lcf->upstream.location = clcf->name;
|
58
|
2029
|
|
2030 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
2031 clcf->auto_redirect = 1;
|
|
2032 }
|
|
2033
|
|
2034 return NGX_CONF_OK;
|
|
2035 }
|
|
2036
|
|
2037
|
|
2038 static char *
|
|
2039 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
2040 {
|
|
2041 #if (NGX_FREEBSD)
|
|
2042 ssize_t *np = data;
|
|
2043
|
222
|
2044 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
58
|
2045 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2046 "\"fastcgi_send_lowat\" must be less than %d "
|
|
2047 "(sysctl net.inet.tcp.sendspace)",
|
|
2048 ngx_freebsd_net_inet_tcp_sendspace);
|
|
2049
|
|
2050 return NGX_CONF_ERROR;
|
|
2051 }
|
|
2052
|
|
2053 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
2054 ssize_t *np = data;
|
|
2055
|
|
2056 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
2057 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
2058
|
|
2059 *np = 0;
|
|
2060
|
|
2061 #endif
|
|
2062
|
|
2063 return NGX_CONF_OK;
|
|
2064 }
|
260
|
2065
|
|
2066
|
|
2067 static char *
|
|
2068 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf,
|
|
2069 ngx_command_t *cmd, void *conf)
|
|
2070 {
|
|
2071 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2072 "\"fastcgi_upstream_max_fails\" is not supported, "
|
|
2073 "use the \"max_fails\" parameter of the \"server\" directive ",
|
|
2074 "inside the \"upstream\" block");
|
|
2075
|
|
2076 return NGX_CONF_ERROR;
|
|
2077 }
|
|
2078
|
|
2079
|
|
2080 static char *
|
|
2081 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf,
|
|
2082 ngx_command_t *cmd, void *conf)
|
|
2083 {
|
|
2084 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2085 "\"fastcgi_upstream_fail_timeout\" is not supported, "
|
|
2086 "use the \"fail_timeout\" parameter of the \"server\" directive ",
|
|
2087 "inside the \"upstream\" block");
|
|
2088
|
|
2089 return NGX_CONF_ERROR;
|
|
2090 }
|