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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <nginx.h>
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11
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12
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13 typedef struct {
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14 ngx_http_upstream_conf_t upstream;
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15
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16 ngx_peers_t *peers;
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17
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18 ngx_str_t index;
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19
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20 ngx_array_t *params_len;
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21 ngx_array_t *params;
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22 ngx_array_t *params_source;
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50
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23 } ngx_http_fastcgi_loc_conf_t;
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24
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25
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26 typedef enum {
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27 ngx_http_fastcgi_st_version = 0,
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28 ngx_http_fastcgi_st_type,
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29 ngx_http_fastcgi_st_request_id_hi,
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30 ngx_http_fastcgi_st_request_id_lo,
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31 ngx_http_fastcgi_st_content_length_hi,
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32 ngx_http_fastcgi_st_content_length_lo,
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33 ngx_http_fastcgi_st_padding_length,
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34 ngx_http_fastcgi_st_reserved,
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35 ngx_http_fastcgi_st_data,
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64
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36 ngx_http_fastcgi_st_padding
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50
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37 } ngx_http_fastcgi_state_e;
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38
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39
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40 typedef struct {
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41 ngx_http_fastcgi_state_e state;
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42 u_char *pos;
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43 u_char *last;
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44 ngx_uint_t type;
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45 size_t length;
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46 size_t padding;
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47
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48 ngx_uint_t header;
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49 } ngx_http_fastcgi_ctx_t;
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50
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51
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52 #define NGX_HTTP_FASTCGI_RESPONDER 1
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53
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54 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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55 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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56 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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57 #define NGX_HTTP_FASTCGI_PARAMS 4
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58 #define NGX_HTTP_FASTCGI_STDIN 5
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59 #define NGX_HTTP_FASTCGI_STDOUT 6
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60 #define NGX_HTTP_FASTCGI_STDERR 7
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61 #define NGX_HTTP_FASTCGI_DATA 8
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62
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63
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64 typedef struct {
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65 u_char version;
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66 u_char type;
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67 u_char request_id_hi;
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68 u_char request_id_lo;
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69 u_char content_length_hi;
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70 u_char content_length_lo;
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71 u_char padding_length;
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72 u_char reserved;
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73 } ngx_http_fastcgi_header_t;
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74
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75
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76 typedef struct {
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77 u_char role_hi;
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78 u_char role_lo;
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79 u_char flags;
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80 u_char reserved[5];
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81 } ngx_http_fastcgi_begin_request_t;
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82
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83
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84 typedef struct {
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85 u_char version;
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86 u_char type;
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87 u_char request_id_hi;
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88 u_char request_id_lo;
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89 } ngx_http_fastcgi_header_small_t;
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90
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91
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92 typedef struct {
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93 ngx_http_fastcgi_header_t h0;
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94 ngx_http_fastcgi_begin_request_t br;
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95 ngx_http_fastcgi_header_small_t h1;
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96 } ngx_http_fastcgi_request_start_t;
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97
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98
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99 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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100 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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103 ngx_buf_t *buf);
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104 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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105 ngx_http_fastcgi_ctx_t *f);
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106 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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107 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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108 ngx_int_t rc);
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109
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110 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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111 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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112 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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113 void *parent, void *child);
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114 static ngx_http_variable_value_t *
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115 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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116 uintptr_t data);
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117
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118 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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119 void *conf);
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120 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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121 void *data);
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122
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123
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124 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
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125 { 1, /* version */
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126 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
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127 0, /* request_id_hi */
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128 1, /* request_id_lo */
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129 0, /* content_length_hi */
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130 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
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131 0, /* padding_length */
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132 0 }, /* reserved */
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133
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134 { 0, /* role_hi */
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135 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
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136 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
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137 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
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138
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139 { 1, /* version */
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140 NGX_HTTP_FASTCGI_PARAMS, /* type */
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141 0, /* request_id_hi */
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142 1 }, /* request_id_lo */
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143
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144 };
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145
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146
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147 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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52
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151 #if (NGX_PCRE)
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152 static ngx_str_t ngx_http_fastcgi_uri = ngx_string("/");
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52
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153 #endif
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154
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155
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156 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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157 { ngx_http_fastcgi_lowat_check };
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158
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159 static ngx_conf_enum_t ngx_http_fastcgi_set_methods[] = {
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160 { ngx_string("get"), NGX_HTTP_GET },
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161 { ngx_null_string, 0 }
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162 };
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163
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164 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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165 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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166 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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167 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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168 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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169 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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170 { ngx_null_string, 0 }
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171 };
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172
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173
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174 static ngx_command_t ngx_http_fastcgi_commands[] = {
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175
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176 { ngx_string("fastcgi_pass"),
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177 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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178 ngx_http_fastcgi_pass,
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179 NGX_HTTP_LOC_CONF_OFFSET,
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180 0,
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181 NULL },
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182
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183 { ngx_string("fastcgi_index"),
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184 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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185 ngx_conf_set_str_slot,
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186 NGX_HTTP_LOC_CONF_OFFSET,
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187 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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188 NULL },
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189
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190 { ngx_string("fastcgi_connect_timeout"),
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191 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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192 ngx_conf_set_msec_slot,
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193 NGX_HTTP_LOC_CONF_OFFSET,
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194 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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195 NULL },
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196
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197 { ngx_string("fastcgi_send_timeout"),
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198 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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199 ngx_conf_set_msec_slot,
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200 NGX_HTTP_LOC_CONF_OFFSET,
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201 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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202 NULL },
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203
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204 { ngx_string("fastcgi_send_lowat"),
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205 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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206 ngx_conf_set_size_slot,
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207 NGX_HTTP_LOC_CONF_OFFSET,
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208 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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209 &ngx_http_fastcgi_lowat_post },
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210
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211 { ngx_string("fastcgi_header_buffer_size"),
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212 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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213 ngx_conf_set_size_slot,
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214 NGX_HTTP_LOC_CONF_OFFSET,
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215 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.header_buffer_size),
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216 NULL },
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217
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218 { ngx_string("fastcgi_method"),
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219 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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220 ngx_conf_set_enum_slot,
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221 NGX_HTTP_LOC_CONF_OFFSET,
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222 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.method),
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223 ngx_http_fastcgi_set_methods },
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224
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225 { ngx_string("fastcgi_pass_request_headers"),
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226 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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227 ngx_conf_set_flag_slot,
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228 NGX_HTTP_LOC_CONF_OFFSET,
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229 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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230 NULL },
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231
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232 { ngx_string("fastcgi_pass_request_body"),
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233 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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234 ngx_conf_set_flag_slot,
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235 NGX_HTTP_LOC_CONF_OFFSET,
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236 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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237 NULL },
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238
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239 { ngx_string("fastcgi_redirect_errors"),
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240 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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241 ngx_conf_set_flag_slot,
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242 NGX_HTTP_LOC_CONF_OFFSET,
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243 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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244 NULL },
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245
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246 { ngx_string("fastcgi_x_powered_by"),
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247 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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248 ngx_conf_set_flag_slot,
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249 NGX_HTTP_LOC_CONF_OFFSET,
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250 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_x_powered_by),
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251 NULL },
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252
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253 { ngx_string("fastcgi_read_timeout"),
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254 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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255 ngx_conf_set_msec_slot,
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256 NGX_HTTP_LOC_CONF_OFFSET,
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257 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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258 NULL },
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259
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260 { ngx_string("fastcgi_buffers"),
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261 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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262 ngx_conf_set_bufs_slot,
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263 NGX_HTTP_LOC_CONF_OFFSET,
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264 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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265 NULL },
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266
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267 { ngx_string("fastcgi_busy_buffers_size"),
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268 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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269 ngx_conf_set_size_slot,
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270 NGX_HTTP_LOC_CONF_OFFSET,
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271 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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272 NULL },
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273
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274 { ngx_string("fastcgi_temp_path"),
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275 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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276 ngx_conf_set_path_slot,
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277 NGX_HTTP_LOC_CONF_OFFSET,
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278 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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279 (void *) ngx_garbage_collector_temp_handler },
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280
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281 { ngx_string("fastcgi_max_temp_file_size"),
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282 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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283 ngx_conf_set_size_slot,
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284 NGX_HTTP_LOC_CONF_OFFSET,
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285 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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286 NULL },
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287
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288 { ngx_string("fastcgi_temp_file_write_size"),
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289 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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290 ngx_conf_set_size_slot,
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291 NGX_HTTP_LOC_CONF_OFFSET,
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292 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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293 NULL },
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294
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295 { ngx_string("fastcgi_next_upstream"),
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96
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296 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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297 ngx_conf_set_bitmask_slot,
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298 NGX_HTTP_LOC_CONF_OFFSET,
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299 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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300 &ngx_http_fastcgi_next_upstream_masks },
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301
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58
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302 { ngx_string("fastcgi_param"),
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303 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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304 ngx_conf_set_table_elt_slot,
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305 NGX_HTTP_LOC_CONF_OFFSET,
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306 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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307 NULL },
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308
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309 ngx_null_command
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310 };
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311
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312
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313 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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58
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314 ngx_http_fastcgi_add_variables, /* preconfiguration */
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315 NULL, /* postconfiguration */
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316
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317 NULL, /* create main configuration */
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318 NULL, /* init main configuration */
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319
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320 NULL, /* create server configuration */
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321 NULL, /* merge server configuration */
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322
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323 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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324 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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325 };
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326
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327
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328 ngx_module_t ngx_http_fastcgi_module = {
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58
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329 NGX_MODULE_V1,
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330 &ngx_http_fastcgi_module_ctx, /* module context */
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331 ngx_http_fastcgi_commands, /* module directives */
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332 NGX_HTTP_MODULE, /* module type */
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90
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333 NULL, /* init master */
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334 NULL, /* init module */
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90
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335 NULL, /* init process */
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336 NULL, /* init thread */
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337 NULL, /* exit thread */
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338 NULL, /* exit process */
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339 NULL, /* exit master */
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340 NGX_MODULE_V1_PADDING
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50
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341 };
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342
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343
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344 static ngx_int_t
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345 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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346 {
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347 ngx_int_t rc;
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348 ngx_http_upstream_t *u;
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349 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
350
|
|
|
351 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
352
|
|
|
353 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
|
|
|
354 if (u == NULL) {
|
|
|
355 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
356 }
|
|
|
357
|
|
|
358 u->peer.log = r->connection->log;
|
|
|
359 u->peer.log_error = NGX_ERROR_ERR;
|
|
|
360 u->peer.peers = flcf->peers;
|
|
|
361 u->peer.tries = flcf->peers->number;
|
|
|
362 #if (NGX_THREADS)
|
|
|
363 u->peer.lock = &r->connection->lock;
|
|
|
364 #endif
|
|
|
365
|
|
|
366 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
|
367
|
|
|
368 u->conf = &flcf->upstream;
|
|
|
369
|
|
|
370 u->create_request = ngx_http_fastcgi_create_request;
|
|
|
371 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
|
372 u->process_header = ngx_http_fastcgi_process_header;
|
|
|
373 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
|
374 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
|
375
|
|
|
376 u->pipe.input_filter = ngx_http_fastcgi_input_filter;
|
|
|
377 u->pipe.input_ctx = r;
|
|
|
378
|
|
|
379 r->upstream = u;
|
|
|
380
|
|
|
381 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
|
382
|
|
|
383 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
|
384 return rc;
|
|
|
385 }
|
|
|
386
|
|
|
387 return NGX_DONE;
|
|
|
388 }
|
|
|
389
|
|
|
390
|
|
|
391 static ngx_int_t
|
|
|
392 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
|
|
393 {
|
|
58
|
394 off_t file_pos;
|
|
|
395 u_char ch, *pos;
|
|
|
396 size_t size, len, key_len, val_len, padding;
|
|
|
397 ngx_uint_t i, n, next;
|
|
|
398 ngx_buf_t *b;
|
|
|
399 ngx_chain_t *cl, *body;
|
|
|
400 ngx_list_part_t *part;
|
|
|
401 ngx_table_elt_t *header;
|
|
|
402 ngx_http_script_code_pt code;
|
|
|
403 ngx_http_script_engine_t e, le;
|
|
|
404 ngx_http_fastcgi_header_t *h;
|
|
|
405 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
406 ngx_http_script_len_code_pt lcode;
|
|
50
|
407
|
|
58
|
408 len = 0;
|
|
50
|
409
|
|
|
410 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
411
|
|
58
|
412 if (flcf->params_len) {
|
|
|
413 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
|
50
|
414
|
|
58
|
415 le.ip = flcf->params_len->elts;
|
|
|
416 le.request = r;
|
|
50
|
417
|
|
58
|
418 while (*(uintptr_t *) le.ip) {
|
|
50
|
419
|
|
58
|
420 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
421 key_len = lcode(&le);
|
|
50
|
422
|
|
58
|
423 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
|
424 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
425 }
|
|
|
426 le.ip += sizeof(uintptr_t);
|
|
50
|
427
|
|
86
|
428 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
|
50
|
429 }
|
|
|
430 }
|
|
|
431
|
|
58
|
432 if (flcf->upstream.pass_request_headers) {
|
|
50
|
433
|
|
58
|
434 part = &r->headers_in.headers.part;
|
|
|
435 header = part->elts;
|
|
|
436
|
|
|
437 for (i = 0; /* void */; i++) {
|
|
50
|
438
|
|
58
|
439 if (i >= part->nelts) {
|
|
|
440 if (part->next == NULL) {
|
|
|
441 break;
|
|
|
442 }
|
|
50
|
443
|
|
58
|
444 part = part->next;
|
|
|
445 header = part->elts;
|
|
|
446 i = 0;
|
|
50
|
447 }
|
|
|
448
|
|
58
|
449 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
|
450 + ((header[i].value.len > 127) ? 4 : 1)
|
|
|
451 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
|
50
|
452 }
|
|
|
453 }
|
|
|
454
|
|
|
455
|
|
|
456 if (len > 65535) {
|
|
|
457 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
458 "fastcgi: the request record is too big");
|
|
|
459 return NGX_ERROR;
|
|
|
460 }
|
|
|
461
|
|
|
462
|
|
|
463 padding = 8 - len % 8;
|
|
|
464 padding = (padding == 8) ? 0 : padding;
|
|
|
465
|
|
|
466
|
|
|
467 size = sizeof(ngx_http_fastcgi_header_t)
|
|
|
468 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
469
|
|
|
470 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
471 + len + padding
|
|
|
472 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
473
|
|
|
474 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
|
475
|
|
|
476
|
|
|
477 b = ngx_create_temp_buf(r->pool, size);
|
|
|
478 if (b == NULL) {
|
|
|
479 return NGX_ERROR;
|
|
|
480 }
|
|
|
481
|
|
|
482 cl = ngx_alloc_chain_link(r->pool);
|
|
|
483 if (cl == NULL) {
|
|
|
484 return NGX_ERROR;
|
|
|
485 }
|
|
|
486
|
|
|
487 cl->buf = b;
|
|
|
488
|
|
58
|
489 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
|
490 sizeof(ngx_http_fastcgi_request_start_t));
|
|
50
|
491
|
|
|
492 h = (ngx_http_fastcgi_header_t *)
|
|
|
493 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
494 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
|
495
|
|
|
496 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
497 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
498 h->padding_length = (u_char) padding;
|
|
|
499 h->reserved = 0;
|
|
|
500
|
|
|
501 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
502 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
503 + sizeof(ngx_http_fastcgi_header_t);
|
|
|
504
|
|
|
505
|
|
58
|
506 if (flcf->params_len) {
|
|
|
507 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
|
50
|
508
|
|
58
|
509 e.ip = flcf->params->elts;
|
|
|
510 e.pos = b->last;
|
|
|
511 e.request = r;
|
|
50
|
512
|
|
58
|
513 le.ip = flcf->params_len->elts;
|
|
50
|
514
|
|
58
|
515 while (*(uintptr_t *) le.ip) {
|
|
50
|
516
|
|
58
|
517 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
518 key_len = (u_char) lcode(&le);
|
|
50
|
519
|
|
58
|
520 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
|
521 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
522 }
|
|
|
523 le.ip += sizeof(uintptr_t);
|
|
50
|
524
|
|
86
|
525 *e.pos++ = (u_char) key_len;
|
|
50
|
526
|
|
86
|
527 if (val_len > 127) {
|
|
|
528 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
|
529 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
|
530 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
|
531 *e.pos++ = (u_char) (val_len & 0xff);
|
|
50
|
532
|
|
86
|
533 } else {
|
|
|
534 *e.pos++ = (u_char) val_len;
|
|
58
|
535 }
|
|
50
|
536
|
|
58
|
537 while (*(uintptr_t *) e.ip) {
|
|
|
538 code = *(ngx_http_script_code_pt *) e.ip;
|
|
|
539 code((ngx_http_script_engine_t *) &e);
|
|
|
540 }
|
|
|
541 e.ip += sizeof(uintptr_t);
|
|
50
|
542 }
|
|
|
543
|
|
58
|
544 b->last = e.pos;
|
|
50
|
545 }
|
|
|
546
|
|
|
547
|
|
58
|
548 if (flcf->upstream.pass_request_headers) {
|
|
50
|
549
|
|
58
|
550 part = &r->headers_in.headers.part;
|
|
|
551 header = part->elts;
|
|
50
|
552
|
|
58
|
553 for (i = 0; /* void */; i++) {
|
|
50
|
554
|
|
58
|
555 if (i >= part->nelts) {
|
|
|
556 if (part->next == NULL) {
|
|
|
557 break;
|
|
|
558 }
|
|
|
559
|
|
|
560 part = part->next;
|
|
|
561 header = part->elts;
|
|
|
562 i = 0;
|
|
|
563 }
|
|
50
|
564
|
|
58
|
565 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
|
566 if (len > 127) {
|
|
|
567 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
568 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
569 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
570 *b->last++ = (u_char) (len & 0xff);
|
|
|
571
|
|
|
572 } else {
|
|
|
573 *b->last++ = (u_char) len;
|
|
50
|
574 }
|
|
|
575
|
|
58
|
576 len = header[i].value.len;
|
|
|
577 if (len > 127) {
|
|
|
578 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
579 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
580 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
581 *b->last++ = (u_char) (len & 0xff);
|
|
50
|
582
|
|
58
|
583 } else {
|
|
|
584 *b->last++ = (u_char) len;
|
|
50
|
585 }
|
|
|
586
|
|
58
|
587 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
|
50
|
588
|
|
58
|
589 for (n = 0; n < header[i].key.len; n++) {
|
|
|
590 ch = header[i].key.data[n];
|
|
50
|
591
|
|
58
|
592 if (ch >= 'a' && ch <= 'z') {
|
|
|
593 ch &= ~0x20;
|
|
50
|
594
|
|
58
|
595 } else if (ch == '-') {
|
|
|
596 ch = '_';
|
|
|
597 }
|
|
50
|
598
|
|
58
|
599 *b->last++ = ch;
|
|
50
|
600 }
|
|
|
601
|
|
58
|
602 b->last = ngx_cpymem(b->last, header[i].value.data,
|
|
|
603 header[i].value.len);
|
|
50
|
604 }
|
|
|
605 }
|
|
|
606
|
|
|
607
|
|
|
608 if (padding) {
|
|
|
609 ngx_memzero(b->last, padding);
|
|
|
610 b->last += padding;
|
|
|
611 }
|
|
|
612
|
|
|
613
|
|
|
614 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
615 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
616
|
|
|
617 h->version = 1;
|
|
|
618 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
|
619 h->request_id_hi = 0;
|
|
|
620 h->request_id_lo = 1;
|
|
|
621 h->content_length_hi = 0;
|
|
|
622 h->content_length_lo = 0;
|
|
|
623 h->padding_length = 0;
|
|
|
624 h->reserved = 0;
|
|
|
625
|
|
|
626 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
627 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
628
|
|
58
|
629 if (flcf->upstream.pass_request_body) {
|
|
|
630 body = r->upstream->request_bufs;
|
|
|
631 r->upstream->request_bufs = cl;
|
|
50
|
632
|
|
|
633 #if (NGX_SUPPRESS_WARN)
|
|
58
|
634 file_pos = 0;
|
|
|
635 pos = NULL;
|
|
50
|
636 #endif
|
|
|
637
|
|
58
|
638 while (body) {
|
|
50
|
639
|
|
58
|
640 if (body->buf->in_file) {
|
|
|
641 file_pos = body->buf->file_pos;
|
|
50
|
642
|
|
58
|
643 } else {
|
|
|
644 pos = body->buf->pos;
|
|
50
|
645 }
|
|
|
646
|
|
58
|
647 next = 0;
|
|
50
|
648
|
|
58
|
649 do {
|
|
|
650 b = ngx_alloc_buf(r->pool);
|
|
|
651 if (b == NULL) {
|
|
|
652 return NGX_ERROR;
|
|
50
|
653 }
|
|
|
654
|
|
58
|
655 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
|
656
|
|
|
657 if (body->buf->in_file) {
|
|
|
658 b->file_pos = file_pos;
|
|
|
659 file_pos += 32 * 1024;
|
|
50
|
660
|
|
58
|
661 if (file_pos > body->buf->file_last) {
|
|
|
662 file_pos = body->buf->file_last;
|
|
|
663 next = 1;
|
|
|
664 }
|
|
|
665
|
|
|
666 b->file_last = file_pos;
|
|
|
667 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
|
668
|
|
|
669 } else {
|
|
|
670 b->pos = pos;
|
|
|
671 pos += 32 * 1024;
|
|
50
|
672
|
|
58
|
673 if (pos > body->buf->last) {
|
|
|
674 pos = body->buf->last;
|
|
|
675 next = 1;
|
|
|
676 }
|
|
|
677
|
|
|
678 b->last = pos;
|
|
|
679 len = (ngx_uint_t) (pos - b->pos);
|
|
|
680 }
|
|
50
|
681
|
|
58
|
682 padding = 8 - len % 8;
|
|
|
683 padding = (padding == 8) ? 0 : padding;
|
|
50
|
684
|
|
58
|
685 h->version = 1;
|
|
|
686 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
687 h->request_id_hi = 0;
|
|
|
688 h->request_id_lo = 1;
|
|
|
689 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
690 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
691 h->padding_length = (u_char) padding;
|
|
|
692 h->reserved = 0;
|
|
50
|
693
|
|
58
|
694 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
695 if (cl->next == NULL) {
|
|
|
696 return NGX_ERROR;
|
|
|
697 }
|
|
50
|
698
|
|
58
|
699 cl = cl->next;
|
|
|
700 cl->buf = b;
|
|
|
701
|
|
|
702 b = ngx_create_temp_buf(r->pool,
|
|
|
703 sizeof(ngx_http_fastcgi_header_t)
|
|
|
704 + padding);
|
|
|
705 if (b == NULL) {
|
|
|
706 return NGX_ERROR;
|
|
|
707 }
|
|
50
|
708
|
|
58
|
709 if (padding) {
|
|
|
710 ngx_memzero(b->last, padding);
|
|
|
711 b->last += padding;
|
|
|
712 }
|
|
|
713
|
|
|
714 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
715 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
50
|
716
|
|
58
|
717 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
718 if (cl->next == NULL) {
|
|
|
719 return NGX_ERROR;
|
|
|
720 }
|
|
|
721
|
|
|
722 cl = cl->next;
|
|
|
723 cl->buf = b;
|
|
50
|
724
|
|
58
|
725 } while (!next);
|
|
50
|
726
|
|
58
|
727 body = body->next;
|
|
|
728 }
|
|
50
|
729
|
|
58
|
730 } else {
|
|
|
731 r->upstream->request_bufs = cl;
|
|
50
|
732 }
|
|
|
733
|
|
|
734 h->version = 1;
|
|
|
735 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
736 h->request_id_hi = 0;
|
|
|
737 h->request_id_lo = 1;
|
|
|
738 h->content_length_hi = 0;
|
|
|
739 h->content_length_lo = 0;
|
|
|
740 h->padding_length = 0;
|
|
|
741 h->reserved = 0;
|
|
|
742
|
|
|
743 cl->next = NULL;
|
|
|
744
|
|
|
745 return NGX_OK;
|
|
|
746 }
|
|
|
747
|
|
|
748
|
|
|
749 static ngx_int_t
|
|
|
750 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
|
751 {
|
|
|
752 ngx_http_fastcgi_ctx_t *f;
|
|
|
753
|
|
|
754 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
755
|
|
|
756 if (f == NULL) {
|
|
|
757 return NGX_OK;
|
|
|
758 }
|
|
|
759
|
|
|
760 f->state = ngx_http_fastcgi_st_version;
|
|
|
761 f->header = 0;
|
|
|
762
|
|
|
763 return NGX_OK;
|
|
|
764 }
|
|
|
765
|
|
|
766
|
|
56
|
767 static ngx_int_t
|
|
|
768 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
|
50
|
769 {
|
|
58
|
770 u_char *start, *last;
|
|
|
771 ngx_str_t *status_line, line;
|
|
|
772 ngx_int_t rc, status;
|
|
|
773 ngx_uint_t key;
|
|
|
774 ngx_table_elt_t *h;
|
|
|
775 ngx_http_upstream_t *u;
|
|
|
776 ngx_http_fastcgi_ctx_t *f;
|
|
|
777 ngx_http_upstream_header_t *hh;
|
|
|
778 ngx_http_upstream_main_conf_t *umcf;
|
|
50
|
779
|
|
|
780 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
781
|
|
58
|
782 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
|
783 hh = (ngx_http_upstream_header_t *) umcf->headers_in_hash.buckets;
|
|
|
784
|
|
50
|
785 if (f == NULL) {
|
|
|
786 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
|
787 if (f == NULL) {
|
|
|
788 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
789 }
|
|
|
790
|
|
|
791 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
|
792 }
|
|
|
793
|
|
|
794 u = r->upstream;
|
|
|
795
|
|
|
796 for ( ;; ) {
|
|
|
797
|
|
|
798 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
799
|
|
|
800 f->pos = u->header_in.pos;
|
|
|
801 f->last = u->header_in.last;
|
|
|
802
|
|
|
803 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
804
|
|
|
805 u->header_in.pos = f->pos;
|
|
|
806 u->header_in.last = f->last;
|
|
|
807
|
|
|
808 if (rc == NGX_AGAIN) {
|
|
|
809 return NGX_AGAIN;
|
|
|
810 }
|
|
|
811
|
|
|
812 if (rc == NGX_ERROR) {
|
|
|
813 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
814 }
|
|
|
815
|
|
|
816 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
|
817 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
|
818 {
|
|
|
819 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
820 "upstream sent unexpected FastCGI record: %d",
|
|
|
821 f->type);
|
|
|
822
|
|
|
823 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
824 }
|
|
|
825
|
|
|
826 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
|
827 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
828 "upstream closed prematurely FastCGI stdout");
|
|
|
829
|
|
|
830 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
831 }
|
|
|
832 }
|
|
|
833
|
|
|
834 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
835
|
|
|
836 if (u->header_in.pos + f->padding < u->header_in.last) {
|
|
|
837 f->state = ngx_http_fastcgi_st_version;
|
|
|
838 u->header_in.pos += f->padding;
|
|
|
839
|
|
|
840 continue;
|
|
|
841 }
|
|
|
842
|
|
|
843 if (u->header_in.pos + f->padding == u->header_in.last) {
|
|
|
844 f->state = ngx_http_fastcgi_st_version;
|
|
|
845 u->header_in.pos = u->header_in.last;
|
|
|
846
|
|
|
847 return NGX_AGAIN;
|
|
|
848 }
|
|
|
849
|
|
|
850 f->padding -= u->header_in.last - u->header_in.pos;
|
|
|
851 u->header_in.pos = u->header_in.last;
|
|
|
852
|
|
|
853 return NGX_AGAIN;
|
|
|
854 }
|
|
|
855
|
|
|
856
|
|
|
857 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
858
|
|
|
859 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
860
|
|
|
861 if (f->header) {
|
|
|
862 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
863 "upstream split a header in FastCGI records");
|
|
|
864
|
|
|
865 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
866 }
|
|
|
867
|
|
|
868 if (f->length) {
|
|
|
869 line.data = u->header_in.pos;
|
|
|
870
|
|
|
871 if (u->header_in.pos + f->length <= u->header_in.last) {
|
|
|
872 line.len = f->length;
|
|
|
873 u->header_in.pos += f->length;
|
|
|
874 f->length = 0;
|
|
|
875 f->state = ngx_http_fastcgi_st_padding;
|
|
|
876
|
|
|
877 } else {
|
|
|
878 line.len = u->header_in.last - u->header_in.pos;
|
|
|
879 f->length -= u->header_in.last - u->header_in.pos;
|
|
|
880 u->header_in.pos = u->header_in.last;
|
|
|
881 }
|
|
|
882
|
|
|
883 while (line.data[line.len - 1] == LF
|
|
|
884 || line.data[line.len - 1] == CR
|
|
|
885 || line.data[line.len - 1] == '.'
|
|
|
886 || line.data[line.len - 1] == ' ')
|
|
|
887 {
|
|
|
888 line.len--;
|
|
|
889 }
|
|
|
890
|
|
|
891 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
892 "FastCGI sent in stderr: \"%V\"", &line);
|
|
|
893
|
|
|
894 if (u->header_in.pos == u->header_in.last) {
|
|
|
895 return NGX_AGAIN;
|
|
|
896 }
|
|
|
897
|
|
|
898 } else {
|
|
|
899 f->state = ngx_http_fastcgi_st_version;
|
|
|
900 }
|
|
|
901
|
|
|
902 continue;
|
|
|
903 }
|
|
|
904
|
|
|
905
|
|
|
906 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
907
|
|
|
908 start = u->header_in.pos;
|
|
|
909
|
|
|
910 if (u->header_in.pos + f->length < u->header_in.last) {
|
|
|
911
|
|
|
912 /*
|
|
|
913 * set u->header_in.last to the end of the FastCGI record data
|
|
|
914 * for ngx_http_parse_header_line()
|
|
|
915 */
|
|
|
916
|
|
|
917 last = u->header_in.last;
|
|
|
918 u->header_in.last = u->header_in.pos + f->length;
|
|
|
919
|
|
|
920 } else {
|
|
|
921 last = NULL;
|
|
|
922 }
|
|
|
923
|
|
|
924 f->header = 1;
|
|
|
925
|
|
|
926 for ( ;; ) {
|
|
|
927
|
|
|
928 rc = ngx_http_parse_header_line(r, &u->header_in);
|
|
|
929
|
|
|
930 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
931 "http fastcgi parser: %d", rc);
|
|
|
932
|
|
|
933 if (rc == NGX_AGAIN) {
|
|
|
934 break;
|
|
|
935 }
|
|
|
936
|
|
|
937 if (rc == NGX_OK) {
|
|
|
938
|
|
|
939 /* a header line has been parsed successfully */
|
|
|
940
|
|
58
|
941 h = ngx_list_push(&u->headers_in.headers);
|
|
50
|
942 if (h == NULL) {
|
|
|
943 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
944 }
|
|
|
945
|
|
58
|
946 h->hash = r->header_hash;
|
|
|
947
|
|
50
|
948 h->key.len = r->header_name_end - r->header_name_start;
|
|
|
949 h->value.len = r->header_end - r->header_start;
|
|
|
950
|
|
|
951 h->key.data = ngx_palloc(r->pool,
|
|
|
952 h->key.len + 1 + h->value.len + 1);
|
|
|
953 if (h->key.data == NULL) {
|
|
|
954 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
955 }
|
|
|
956
|
|
|
957 h->value.data = h->key.data + h->key.len + 1;
|
|
|
958
|
|
|
959 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
|
960 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
|
961
|
|
58
|
962 key = h->hash % umcf->headers_in_hash.hash_size;
|
|
50
|
963
|
|
58
|
964 if (hh[key].name.len == h->key.len
|
|
|
965 && ngx_strcasecmp(hh[key].name.data, h->key.data) == 0)
|
|
|
966 {
|
|
|
967 if (hh[key].handler(r, h, hh[key].offset) != NGX_OK) {
|
|
|
968 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
50
|
969 }
|
|
|
970 }
|
|
|
971
|
|
|
972 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
973 "http fastcgi header: \"%V: %V\"",
|
|
|
974 &h->key, &h->value);
|
|
|
975
|
|
|
976 continue;
|
|
|
977 }
|
|
|
978
|
|
|
979 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
980
|
|
|
981 /* a whole header has been parsed successfully */
|
|
|
982
|
|
|
983 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
984 "http fastcgi header done");
|
|
|
985
|
|
58
|
986 if (u->headers_in.status) {
|
|
|
987 status_line = &u->headers_in.status->value;
|
|
50
|
988
|
|
|
989 status = ngx_atoi(status_line->data, 3);
|
|
|
990
|
|
|
991 if (status == NGX_ERROR) {
|
|
|
992 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
993 }
|
|
|
994
|
|
78
|
995 u->headers_in.status_n = status;
|
|
|
996 u->headers_in.status_line = *status_line;
|
|
50
|
997
|
|
|
998 } else {
|
|
78
|
999 u->headers_in.status_n = 200;
|
|
|
1000 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
|
1001 u->headers_in.status_line.data = (u_char *) "200 OK";
|
|
50
|
1002 }
|
|
|
1003
|
|
78
|
1004 u->state->status = u->headers_in.status_n;
|
|
50
|
1005 #if 0
|
|
|
1006 if (u->cachable) {
|
|
|
1007 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
|
1008 }
|
|
|
1009 #endif
|
|
|
1010
|
|
|
1011 break;
|
|
|
1012 }
|
|
|
1013
|
|
|
1014 /* there was error while a header line parsing */
|
|
|
1015
|
|
|
1016 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1017 ngx_http_upstream_header_errors[rc
|
|
|
1018 - NGX_HTTP_PARSE_HEADER_ERROR]);
|
|
|
1019
|
|
|
1020 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1021
|
|
|
1022 }
|
|
|
1023
|
|
|
1024 if (last) {
|
|
|
1025 u->header_in.last = last;
|
|
|
1026 }
|
|
|
1027
|
|
|
1028 f->length -= u->header_in.pos - start;
|
|
|
1029
|
|
|
1030 if (rc == NGX_AGAIN) {
|
|
|
1031 if (u->header_in.pos == u->header_in.last) {
|
|
|
1032 return NGX_AGAIN;
|
|
|
1033 }
|
|
|
1034
|
|
|
1035 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
1036 "upstream split a header in FastCGI records");
|
|
|
1037
|
|
|
1038 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1039 }
|
|
|
1040
|
|
|
1041 if (f->length == 0) {
|
|
|
1042 if (f->padding) {
|
|
|
1043 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1044 } else {
|
|
|
1045 f->state = ngx_http_fastcgi_st_version;
|
|
|
1046 }
|
|
|
1047 }
|
|
|
1048
|
|
|
1049 return NGX_OK;
|
|
|
1050 }
|
|
|
1051 }
|
|
|
1052
|
|
|
1053
|
|
|
1054 static ngx_int_t
|
|
|
1055 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
|
1056 {
|
|
|
1057 ngx_int_t rc;
|
|
|
1058 ngx_buf_t *b, **prev;
|
|
|
1059 ngx_str_t line;
|
|
|
1060 ngx_chain_t *cl;
|
|
|
1061 ngx_http_request_t *r;
|
|
|
1062 ngx_http_fastcgi_ctx_t *f;
|
|
|
1063
|
|
|
1064 if (buf->pos == buf->last) {
|
|
|
1065 return NGX_OK;
|
|
|
1066 }
|
|
|
1067
|
|
|
1068 r = p->input_ctx;
|
|
|
1069 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
1070
|
|
|
1071 b = NULL;
|
|
|
1072 prev = &buf->shadow;
|
|
|
1073
|
|
|
1074 f->pos = buf->pos;
|
|
|
1075 f->last = buf->last;
|
|
|
1076
|
|
|
1077 for ( ;; ) {
|
|
|
1078 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
1079
|
|
|
1080 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
1081
|
|
|
1082 if (rc == NGX_AGAIN) {
|
|
|
1083 break;
|
|
|
1084 }
|
|
|
1085
|
|
|
1086 if (rc == NGX_ERROR) {
|
|
|
1087 return NGX_ERROR;
|
|
|
1088 }
|
|
|
1089
|
|
|
1090 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
|
1091 f->state = ngx_http_fastcgi_st_version;
|
|
|
1092 p->upstream_done = 1;
|
|
|
1093
|
|
|
1094 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1095 "http fastcgi closed stdout");
|
|
|
1096
|
|
|
1097 continue;
|
|
|
1098 }
|
|
|
1099
|
|
|
1100 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
|
1101 f->state = ngx_http_fastcgi_st_version;
|
|
|
1102 p->upstream_done = 1;
|
|
|
1103
|
|
|
1104 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1105 "http fastcgi sent end request");
|
|
|
1106
|
|
|
1107 break;
|
|
|
1108 }
|
|
|
1109 }
|
|
|
1110
|
|
|
1111
|
|
|
1112 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
1113
|
|
|
1114 if (f->pos + f->padding < f->last) {
|
|
|
1115 f->state = ngx_http_fastcgi_st_version;
|
|
|
1116 f->pos += f->padding;
|
|
|
1117
|
|
|
1118 continue;
|
|
|
1119 }
|
|
|
1120
|
|
|
1121 if (f->pos + f->padding == f->last) {
|
|
|
1122 f->state = ngx_http_fastcgi_st_version;
|
|
|
1123
|
|
|
1124 break;
|
|
|
1125 }
|
|
|
1126
|
|
|
1127 f->padding -= f->last - f->pos;
|
|
|
1128
|
|
|
1129 break;
|
|
|
1130 }
|
|
|
1131
|
|
|
1132
|
|
|
1133 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
1134
|
|
|
1135 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
1136
|
|
|
1137 if (f->length) {
|
|
|
1138 line.data = f->pos;
|
|
|
1139
|
|
|
1140 if (f->pos + f->length <= f->last) {
|
|
|
1141 line.len = f->length;
|
|
|
1142 f->pos += f->length;
|
|
|
1143 f->length = 0;
|
|
|
1144 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1145
|
|
|
1146 } else {
|
|
|
1147 line.len = f->last - f->pos;
|
|
|
1148 f->length -= f->last - f->pos;
|
|
|
1149 f->pos = f->last;
|
|
|
1150 }
|
|
|
1151
|
|
|
1152 while (line.data[line.len - 1] == LF
|
|
|
1153 || line.data[line.len - 1] == CR
|
|
|
1154 || line.data[line.len - 1] == '.'
|
|
|
1155 || line.data[line.len - 1] == ' ')
|
|
|
1156 {
|
|
|
1157 line.len--;
|
|
|
1158 }
|
|
|
1159
|
|
|
1160 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
|
1161 "FastCGI sent in stderr: \"%V\"", &line);
|
|
|
1162
|
|
|
1163 if (f->pos == f->last) {
|
|
|
1164 break;
|
|
|
1165 }
|
|
|
1166
|
|
|
1167 } else {
|
|
|
1168 f->state = ngx_http_fastcgi_st_version;
|
|
|
1169 }
|
|
|
1170
|
|
|
1171 continue;
|
|
|
1172 }
|
|
|
1173
|
|
|
1174
|
|
|
1175 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
1176
|
|
|
1177 if (p->free) {
|
|
|
1178 b = p->free->buf;
|
|
|
1179 p->free = p->free->next;
|
|
|
1180
|
|
|
1181 } else {
|
|
|
1182 b = ngx_alloc_buf(p->pool);
|
|
|
1183 if (b == NULL) {
|
|
|
1184 return NGX_ERROR;
|
|
|
1185 }
|
|
|
1186 }
|
|
|
1187
|
|
|
1188 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
|
1189
|
|
|
1190 b->pos = f->pos;
|
|
|
1191 b->start = buf->start;
|
|
|
1192 b->end = buf->end;
|
|
|
1193 b->tag = p->tag;
|
|
|
1194 b->temporary = 1;
|
|
|
1195 b->recycled = 1;
|
|
|
1196
|
|
|
1197 *prev = b;
|
|
|
1198 prev = &b->shadow;
|
|
|
1199
|
|
|
1200 cl = ngx_alloc_chain_link(p->pool);
|
|
|
1201 if (cl == NULL) {
|
|
|
1202 return NGX_ERROR;
|
|
|
1203 }
|
|
|
1204
|
|
|
1205 cl->buf = b;
|
|
|
1206 cl->next = NULL;
|
|
|
1207
|
|
|
1208 if (p->in) {
|
|
|
1209 *p->last_in = cl;
|
|
|
1210 } else {
|
|
|
1211 p->in = cl;
|
|
|
1212 }
|
|
|
1213 p->last_in = &cl->next;
|
|
|
1214
|
|
|
1215
|
|
|
1216 /* STUB */ b->num = buf->num;
|
|
|
1217
|
|
|
1218 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
|
1219
|
|
|
1220
|
|
|
1221 if (f->pos + f->length < f->last) {
|
|
|
1222
|
|
|
1223 if (f->padding) {
|
|
|
1224 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1225 } else {
|
|
|
1226 f->state = ngx_http_fastcgi_st_version;
|
|
|
1227 }
|
|
|
1228
|
|
|
1229 f->pos += f->length;
|
|
|
1230 b->last = f->pos;
|
|
|
1231
|
|
|
1232 continue;
|
|
|
1233 }
|
|
|
1234
|
|
|
1235 if (f->pos + f->length == f->last) {
|
|
|
1236
|
|
|
1237 if (f->padding) {
|
|
|
1238 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1239 } else {
|
|
|
1240 f->state = ngx_http_fastcgi_st_version;
|
|
|
1241 }
|
|
|
1242
|
|
|
1243 b->last = f->last;
|
|
|
1244
|
|
|
1245 break;
|
|
|
1246 }
|
|
|
1247
|
|
|
1248 f->length -= f->last - f->pos;
|
|
|
1249
|
|
|
1250 b->last = f->last;
|
|
|
1251
|
|
|
1252 break;
|
|
|
1253
|
|
|
1254 }
|
|
|
1255
|
|
|
1256 if (b) {
|
|
|
1257 b->shadow = buf;
|
|
|
1258 b->last_shadow = 1;
|
|
|
1259
|
|
|
1260 return NGX_OK;
|
|
|
1261 }
|
|
|
1262
|
|
|
1263 /* there is no data record in the buf, add it to free chain */
|
|
|
1264
|
|
|
1265 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
|
1266 return NGX_ERROR;
|
|
|
1267 }
|
|
|
1268
|
|
|
1269 return NGX_OK;
|
|
|
1270 }
|
|
|
1271
|
|
|
1272
|
|
|
1273 static ngx_int_t
|
|
|
1274 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
|
1275 ngx_http_fastcgi_ctx_t *f)
|
|
|
1276 {
|
|
|
1277 u_char ch, *p;
|
|
|
1278 ngx_http_fastcgi_state_e state;
|
|
|
1279
|
|
|
1280 state = f->state;
|
|
|
1281
|
|
|
1282 for (p = f->pos; p < f->last; p++) {
|
|
|
1283
|
|
|
1284 ch = *p;
|
|
|
1285
|
|
|
1286 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1287 "http fastcgi record byte: %02Xd", ch);
|
|
|
1288
|
|
|
1289 switch (state) {
|
|
|
1290
|
|
|
1291 case ngx_http_fastcgi_st_version:
|
|
|
1292 if (ch != 1) {
|
|
|
1293 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1294 "upstream sent unsupported FastCGI "
|
|
|
1295 "protocol version: %d", ch);
|
|
|
1296 return NGX_ERROR;
|
|
|
1297 }
|
|
|
1298 state = ngx_http_fastcgi_st_type;
|
|
|
1299 break;
|
|
|
1300
|
|
|
1301 case ngx_http_fastcgi_st_type:
|
|
|
1302 switch (ch) {
|
|
|
1303 case NGX_HTTP_FASTCGI_STDOUT:
|
|
|
1304 case NGX_HTTP_FASTCGI_STDERR:
|
|
|
1305 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
|
1306 f->type = (ngx_uint_t) ch;
|
|
|
1307 break;
|
|
|
1308 default:
|
|
|
1309 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1310 "upstream sent invalid FastCGI "
|
|
|
1311 "record type: %d", ch);
|
|
|
1312 return NGX_ERROR;
|
|
|
1313
|
|
|
1314 }
|
|
|
1315 state = ngx_http_fastcgi_st_request_id_hi;
|
|
|
1316 break;
|
|
|
1317
|
|
|
1318 /* we support the single request per connection */
|
|
|
1319
|
|
|
1320 case ngx_http_fastcgi_st_request_id_hi:
|
|
|
1321 if (ch != 0) {
|
|
|
1322 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1323 "upstream sent unexpected FastCGI "
|
|
|
1324 "request id high byte: %d", ch);
|
|
|
1325 return NGX_ERROR;
|
|
|
1326 }
|
|
|
1327 state = ngx_http_fastcgi_st_request_id_lo;
|
|
|
1328 break;
|
|
|
1329
|
|
|
1330 case ngx_http_fastcgi_st_request_id_lo:
|
|
|
1331 if (ch != 1) {
|
|
|
1332 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1333 "upstream sent unexpected FastCGI "
|
|
|
1334 "request id low byte: %d", ch);
|
|
|
1335 return NGX_ERROR;
|
|
|
1336 }
|
|
|
1337 state = ngx_http_fastcgi_st_content_length_hi;
|
|
|
1338 break;
|
|
|
1339
|
|
|
1340 case ngx_http_fastcgi_st_content_length_hi:
|
|
|
1341 f->length = ch << 8;
|
|
|
1342 state = ngx_http_fastcgi_st_content_length_lo;
|
|
|
1343 break;
|
|
|
1344
|
|
|
1345 case ngx_http_fastcgi_st_content_length_lo:
|
|
|
1346 f->length |= (size_t) ch;
|
|
|
1347 state = ngx_http_fastcgi_st_padding_length;
|
|
|
1348 break;
|
|
|
1349
|
|
|
1350 case ngx_http_fastcgi_st_padding_length:
|
|
|
1351 f->padding = (size_t) ch;
|
|
|
1352 state = ngx_http_fastcgi_st_reserved;
|
|
|
1353 break;
|
|
|
1354
|
|
|
1355 case ngx_http_fastcgi_st_reserved:
|
|
|
1356 state = ngx_http_fastcgi_st_data;
|
|
|
1357
|
|
|
1358 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1359 "http fastcgi record length: %z", f->length);
|
|
|
1360
|
|
|
1361 f->pos = p + 1;
|
|
|
1362 f->state = state;
|
|
|
1363
|
|
|
1364 return NGX_OK;
|
|
|
1365
|
|
|
1366 /* suppress warning */
|
|
|
1367 case ngx_http_fastcgi_st_data:
|
|
|
1368 case ngx_http_fastcgi_st_padding:
|
|
|
1369 break;
|
|
|
1370 }
|
|
|
1371 }
|
|
|
1372
|
|
|
1373 f->state = state;
|
|
|
1374
|
|
|
1375 return NGX_AGAIN;
|
|
|
1376 }
|
|
|
1377
|
|
|
1378
|
|
|
1379 static void
|
|
|
1380 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
|
1381 {
|
|
|
1382 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1383 "abort http fastcgi request");
|
|
|
1384
|
|
|
1385 return;
|
|
|
1386 }
|
|
|
1387
|
|
|
1388
|
|
|
1389 static void
|
|
|
1390 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
|
1391 {
|
|
|
1392 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1393 "finalize http fastcgi request");
|
|
|
1394
|
|
|
1395 return;
|
|
|
1396 }
|
|
|
1397
|
|
|
1398
|
|
58
|
1399 static ngx_int_t
|
|
|
1400 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
|
50
|
1401 {
|
|
58
|
1402 ngx_http_variable_t *var;
|
|
50
|
1403
|
|
58
|
1404 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, 0);
|
|
|
1405 if (var == NULL) {
|
|
|
1406 return NGX_ERROR;
|
|
50
|
1407 }
|
|
|
1408
|
|
58
|
1409 var->handler = ngx_http_fastcgi_script_name_variable;
|
|
50
|
1410
|
|
58
|
1411 return NGX_OK;
|
|
50
|
1412 }
|
|
|
1413
|
|
|
1414
|
|
|
1415 static void *
|
|
|
1416 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
|
1417 {
|
|
|
1418 ngx_http_fastcgi_loc_conf_t *conf;
|
|
|
1419
|
|
|
1420 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
|
1421 if (conf == NULL) {
|
|
|
1422 return NGX_CONF_ERROR;
|
|
|
1423 }
|
|
|
1424
|
|
|
1425 /*
|
|
|
1426 * set by ngx_pcalloc():
|
|
|
1427 *
|
|
|
1428 * conf->upstream.bufs.num = 0;
|
|
|
1429 * conf->upstream.path = NULL;
|
|
|
1430 * conf->upstream.next_upstream = 0;
|
|
|
1431 * conf->upstream.temp_path = NULL;
|
|
58
|
1432 * conf->upstream.schema = { 0, NULL };
|
|
|
1433 * conf->upstream.uri = { 0, NULL };
|
|
|
1434 * conf->upstream.location = NULL;
|
|
|
1435 *
|
|
50
|
1436 * conf->index.len = 0;
|
|
|
1437 * conf->index.data = NULL;
|
|
|
1438 */
|
|
|
1439
|
|
|
1440 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1441 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
|
56
|
1442 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1443
|
|
50
|
1444 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
|
1445 conf->upstream.header_buffer_size = NGX_CONF_UNSET_SIZE;
|
|
78
|
1446
|
|
|
1447 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
|
|
1448 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
|
|
1449 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
|
58
|
1450
|
|
|
1451 conf->upstream.pass_unparsed_uri = NGX_CONF_UNSET;
|
|
|
1452 conf->upstream.method = NGX_CONF_UNSET_UINT;
|
|
|
1453 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
|
1454 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
|
1455
|
|
50
|
1456 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
|
1457
|
|
|
1458 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
|
1459 conf->upstream.cyclic_temp_file = 0;
|
|
|
1460
|
|
58
|
1461 conf->upstream.pass_x_powered_by = NGX_CONF_UNSET;
|
|
|
1462
|
|
|
1463 /* the hardcoded values */
|
|
|
1464 conf->upstream.pass_server = 1;
|
|
|
1465 conf->upstream.pass_date = 1;
|
|
|
1466
|
|
50
|
1467 return conf;
|
|
|
1468 }
|
|
|
1469
|
|
|
1470
|
|
|
1471 static char *
|
|
|
1472 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
1473 {
|
|
|
1474 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
|
1475 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
|
1476
|
|
58
|
1477 u_char *p;
|
|
|
1478 size_t size;
|
|
|
1479 uintptr_t *code;
|
|
|
1480 ngx_uint_t i;
|
|
|
1481 ngx_table_elt_t *src;
|
|
|
1482 ngx_http_script_compile_t sc;
|
|
|
1483 ngx_http_script_copy_code_t *copy;
|
|
50
|
1484
|
|
|
1485 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
|
1486 prev->upstream.connect_timeout, 60000);
|
|
56
|
1487
|
|
50
|
1488 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
|
1489 prev->upstream.send_timeout, 60000);
|
|
|
1490
|
|
|
1491 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
|
1492 prev->upstream.read_timeout, 60000);
|
|
|
1493
|
|
56
|
1494 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
|
1495 prev->upstream.send_lowat, 0);
|
|
50
|
1496
|
|
|
1497 ngx_conf_merge_size_value(conf->upstream.header_buffer_size,
|
|
|
1498 prev->upstream.header_buffer_size,
|
|
|
1499 (size_t) ngx_pagesize);
|
|
|
1500
|
|
56
|
1501
|
|
50
|
1502 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
|
1503 8, ngx_pagesize);
|
|
|
1504
|
|
|
1505 if (conf->upstream.bufs.num < 2) {
|
|
|
1506 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1507 "there must be at least 2 \"fastcgi_buffers\"");
|
|
|
1508 return NGX_CONF_ERROR;
|
|
|
1509 }
|
|
|
1510
|
|
|
1511
|
|
|
1512 size = conf->upstream.header_buffer_size;
|
|
|
1513 if (size < conf->upstream.bufs.size) {
|
|
|
1514 size = conf->upstream.bufs.size;
|
|
|
1515 }
|
|
|
1516
|
|
|
1517
|
|
78
|
1518 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
|
1519 prev->upstream.busy_buffers_size_conf,
|
|
50
|
1520 NGX_CONF_UNSET_SIZE);
|
|
|
1521
|
|
78
|
1522 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1523 conf->upstream.busy_buffers_size = 2 * size;
|
|
78
|
1524 } else {
|
|
|
1525 conf->upstream.busy_buffers_size =
|
|
|
1526 conf->upstream.busy_buffers_size_conf;
|
|
|
1527 }
|
|
50
|
1528
|
|
78
|
1529 if (conf->upstream.busy_buffers_size < size) {
|
|
50
|
1530 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1531 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
|
1532 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1533 "one of the \"fastcgi_buffers\"");
|
|
|
1534
|
|
|
1535 return NGX_CONF_ERROR;
|
|
78
|
1536 }
|
|
50
|
1537
|
|
78
|
1538 if (conf->upstream.busy_buffers_size
|
|
|
1539 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
|
50
|
1540 {
|
|
|
1541 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1542 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
|
1543 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
|
1544
|
|
|
1545 return NGX_CONF_ERROR;
|
|
|
1546 }
|
|
|
1547
|
|
|
1548
|
|
78
|
1549 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
|
1550 prev->upstream.temp_file_write_size_conf,
|
|
50
|
1551 NGX_CONF_UNSET_SIZE);
|
|
|
1552
|
|
78
|
1553 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1554 conf->upstream.temp_file_write_size = 2 * size;
|
|
78
|
1555 } else {
|
|
|
1556 conf->upstream.temp_file_write_size =
|
|
|
1557 conf->upstream.temp_file_write_size_conf;
|
|
|
1558 }
|
|
50
|
1559
|
|
78
|
1560 if (conf->upstream.temp_file_write_size < size) {
|
|
50
|
1561 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1562 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
|
1563 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1564 "one of the \"fastcgi_buffers\"");
|
|
|
1565
|
|
|
1566 return NGX_CONF_ERROR;
|
|
|
1567 }
|
|
|
1568
|
|
|
1569
|
|
78
|
1570 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
|
1571 prev->upstream.max_temp_file_size_conf,
|
|
50
|
1572 NGX_CONF_UNSET_SIZE);
|
|
|
1573
|
|
78
|
1574 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1575 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
|
78
|
1576 } else {
|
|
|
1577 conf->upstream.max_temp_file_size =
|
|
|
1578 conf->upstream.max_temp_file_size_conf;
|
|
|
1579 }
|
|
50
|
1580
|
|
78
|
1581 if (conf->upstream.max_temp_file_size != 0
|
|
|
1582 && conf->upstream.max_temp_file_size < size)
|
|
50
|
1583 {
|
|
|
1584 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1585 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
|
1586 "the temporary files usage or must be equal or bigger than "
|
|
|
1587 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1588 "one of the \"fastcgi_buffers\"");
|
|
|
1589
|
|
|
1590 return NGX_CONF_ERROR;
|
|
|
1591 }
|
|
|
1592
|
|
|
1593
|
|
|
1594 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
|
1595 prev->upstream.next_upstream,
|
|
|
1596 (NGX_CONF_BITMASK_SET
|
|
|
1597 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
|
1598 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
|
1599
|
|
|
1600 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
|
1601 prev->upstream.temp_path,
|
|
|
1602 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
|
1603 ngx_garbage_collector_temp_handler, cf);
|
|
|
1604
|
|
78
|
1605 ngx_conf_merge_value(conf->upstream.pass_unparsed_uri,
|
|
56
|
1606 prev->upstream.pass_unparsed_uri, 0);
|
|
|
1607
|
|
58
|
1608 if (conf->upstream.pass_unparsed_uri && conf->upstream.location->len > 1) {
|
|
56
|
1609 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
1610 "\"fastcgi_pass_unparsed_uri\" can be set for "
|
|
|
1611 "location \"/\" or given by regular expression.");
|
|
|
1612 return NGX_CONF_ERROR;
|
|
|
1613 }
|
|
|
1614
|
|
58
|
1615 if (conf->upstream.method == NGX_CONF_UNSET_UINT) {
|
|
|
1616 conf->upstream.method = prev->upstream.method;
|
|
|
1617 }
|
|
|
1618
|
|
|
1619 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
|
1620 prev->upstream.pass_request_headers, 1);
|
|
|
1621 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
|
1622 prev->upstream.pass_request_body, 1);
|
|
|
1623
|
|
78
|
1624 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
|
58
|
1625 prev->upstream.redirect_errors, 0);
|
|
|
1626
|
|
78
|
1627 ngx_conf_merge_value(conf->upstream.pass_x_powered_by,
|
|
58
|
1628 prev->upstream.pass_x_powered_by, 1);
|
|
56
|
1629
|
|
|
1630
|
|
50
|
1631 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
|
1632
|
|
56
|
1633 if (conf->peers == NULL) {
|
|
|
1634 conf->peers = prev->peers;
|
|
|
1635 }
|
|
|
1636
|
|
58
|
1637 if (conf->params_source == NULL) {
|
|
|
1638 conf->params_source = prev->params_source;
|
|
|
1639 conf->params_len = prev->params_len;
|
|
|
1640 conf->params = prev->params;
|
|
|
1641
|
|
|
1642 if (conf->params_source == NULL) {
|
|
|
1643 return NGX_CONF_OK;
|
|
|
1644 }
|
|
|
1645 }
|
|
|
1646
|
|
|
1647 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
|
1648 if (conf->params_len == NULL) {
|
|
|
1649 return NGX_CONF_ERROR;
|
|
|
1650 }
|
|
|
1651
|
|
|
1652 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
|
1653 if (conf->params == NULL) {
|
|
|
1654 return NGX_CONF_ERROR;
|
|
|
1655 }
|
|
|
1656
|
|
|
1657 src = conf->params_source->elts;
|
|
|
1658 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
|
1659
|
|
|
1660 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
|
1661 copy = ngx_array_push_n(conf->params_len,
|
|
|
1662 sizeof(ngx_http_script_copy_code_t));
|
|
|
1663 if (copy == NULL) {
|
|
|
1664 return NGX_CONF_ERROR;
|
|
|
1665 }
|
|
|
1666
|
|
|
1667 copy->code = (ngx_http_script_code_pt)
|
|
|
1668 ngx_http_script_copy_len_code;
|
|
|
1669 copy->len = src[i].key.len;
|
|
|
1670
|
|
|
1671
|
|
|
1672 copy = ngx_array_push_n(conf->params_len,
|
|
|
1673 sizeof(ngx_http_script_copy_code_t));
|
|
|
1674 if (copy == NULL) {
|
|
|
1675 return NGX_CONF_ERROR;
|
|
|
1676 }
|
|
|
1677
|
|
|
1678 copy->code = (ngx_http_script_code_pt)
|
|
|
1679 ngx_http_script_copy_len_code;
|
|
|
1680 copy->len = src[i].value.len;
|
|
|
1681
|
|
|
1682
|
|
|
1683 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1684 + src[i].key.len + src[i].value.len
|
|
|
1685 + sizeof(uintptr_t) - 1)
|
|
|
1686 & ~(sizeof(uintptr_t) - 1);
|
|
|
1687
|
|
|
1688 copy = ngx_array_push_n(conf->params, size);
|
|
|
1689 if (copy == NULL) {
|
|
|
1690 return NGX_CONF_ERROR;
|
|
|
1691 }
|
|
|
1692
|
|
|
1693 copy->code = ngx_http_script_copy_code;
|
|
|
1694 copy->len = src[i].key.len + src[i].value.len;
|
|
|
1695
|
|
|
1696 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1697
|
|
|
1698 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
|
1699 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
|
1700
|
|
|
1701 } else {
|
|
|
1702 copy = ngx_array_push_n(conf->params_len,
|
|
|
1703 sizeof(ngx_http_script_copy_code_t));
|
|
|
1704 if (copy == NULL) {
|
|
|
1705 return NGX_CONF_ERROR;
|
|
|
1706 }
|
|
|
1707
|
|
|
1708 copy->code = (ngx_http_script_code_pt)
|
|
|
1709 ngx_http_script_copy_len_code;
|
|
|
1710 copy->len = src[i].key.len;
|
|
|
1711
|
|
|
1712
|
|
|
1713 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1714 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
|
1715 & ~(sizeof(uintptr_t) - 1);
|
|
|
1716
|
|
|
1717 copy = ngx_array_push_n(conf->params, size);
|
|
|
1718 if (copy == NULL) {
|
|
|
1719 return NGX_CONF_ERROR;
|
|
|
1720 }
|
|
|
1721
|
|
|
1722 copy->code = ngx_http_script_copy_code;
|
|
|
1723 copy->len = src[i].key.len;
|
|
|
1724
|
|
|
1725 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1726 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
|
1727
|
|
|
1728
|
|
|
1729 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1730
|
|
|
1731 sc.cf = cf;
|
|
|
1732 sc.source = &src[i].value;
|
|
|
1733 sc.lengths = &conf->params_len;
|
|
|
1734 sc.values = &conf->params;
|
|
|
1735
|
|
|
1736 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
1737 return NGX_CONF_ERROR;
|
|
|
1738 }
|
|
|
1739 }
|
|
|
1740
|
|
|
1741 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1742 if (code == NULL) {
|
|
|
1743 return NGX_CONF_ERROR;
|
|
|
1744 }
|
|
|
1745
|
|
|
1746 *code = (uintptr_t) NULL;
|
|
|
1747
|
|
|
1748
|
|
|
1749 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
|
1750 if (code == NULL) {
|
|
|
1751 return NGX_CONF_ERROR;
|
|
|
1752 }
|
|
|
1753
|
|
|
1754 *code = (uintptr_t) NULL;
|
|
|
1755 }
|
|
|
1756
|
|
|
1757 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1758 if (code == NULL) {
|
|
|
1759 return NGX_CONF_ERROR;
|
|
|
1760 }
|
|
|
1761
|
|
|
1762 *code = (uintptr_t) NULL;
|
|
|
1763
|
|
50
|
1764 return NGX_CONF_OK;
|
|
|
1765 }
|
|
58
|
1766
|
|
|
1767
|
|
|
1768 static ngx_http_variable_value_t *
|
|
|
1769 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, uintptr_t data)
|
|
|
1770 {
|
|
|
1771 u_char *p;
|
|
|
1772 ngx_http_variable_value_t *vv;
|
|
|
1773 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
1774
|
|
|
1775 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t));
|
|
|
1776 if (vv == NULL) {
|
|
|
1777 return NULL;
|
|
|
1778 }
|
|
|
1779
|
|
|
1780 vv->value = 0;
|
|
|
1781
|
|
|
1782 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
1783
|
|
|
1784 if (r->uri.data[r->uri.len - 1] != '/') {
|
|
|
1785 vv->text = r->uri;
|
|
|
1786 return vv;
|
|
|
1787 }
|
|
|
1788
|
|
|
1789 vv->text.len = r->uri.len + flcf->index.len;
|
|
|
1790
|
|
|
1791 vv->text.data = ngx_palloc(r->pool, vv->text.len);
|
|
|
1792 if (vv->text.data == NULL) {
|
|
|
1793 return NULL;
|
|
|
1794 }
|
|
|
1795
|
|
|
1796 p = ngx_cpymem(vv->text.data, r->uri.data, r->uri.len);
|
|
|
1797 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
|
1798
|
|
|
1799 return vv;
|
|
|
1800 }
|
|
|
1801
|
|
|
1802
|
|
|
1803 static char *
|
|
|
1804 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1805 {
|
|
|
1806 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
|
1807
|
|
|
1808 ngx_str_t *value;
|
|
|
1809 ngx_inet_upstream_t inet_upstream;
|
|
|
1810 ngx_http_core_loc_conf_t *clcf;
|
|
|
1811 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1812 ngx_unix_domain_upstream_t unix_upstream;
|
|
|
1813 #endif
|
|
|
1814
|
|
|
1815 value = cf->args->elts;
|
|
|
1816
|
|
|
1817 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
|
1818
|
|
|
1819 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1820
|
|
|
1821 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
|
1822
|
|
|
1823 unix_upstream.name = value[1];
|
|
|
1824 unix_upstream.url = value[1];
|
|
|
1825
|
|
|
1826 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
|
1827 if (lcf->peers == NULL) {
|
|
|
1828 return NGX_CONF_ERROR;
|
|
|
1829 }
|
|
|
1830
|
|
|
1831 #else
|
|
|
1832 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1833 "the unix domain sockets are not supported "
|
|
|
1834 "on this platform");
|
|
|
1835 return NGX_CONF_ERROR;
|
|
|
1836
|
|
|
1837 #endif
|
|
|
1838
|
|
|
1839 } else {
|
|
|
1840 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
|
1841
|
|
|
1842 inet_upstream.name = value[1];
|
|
|
1843 inet_upstream.url = value[1];
|
|
|
1844
|
|
|
1845 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
|
1846 if (lcf->peers == NULL) {
|
|
|
1847 return NGX_CONF_ERROR;
|
|
|
1848 }
|
|
|
1849 }
|
|
|
1850
|
|
|
1851 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
|
1852 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
|
1853 lcf->upstream.uri.len = sizeof("/") - 1;
|
|
|
1854 lcf->upstream.uri.data = (u_char *) "/";
|
|
|
1855
|
|
|
1856 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
1857
|
|
|
1858 clcf->handler = ngx_http_fastcgi_handler;
|
|
|
1859
|
|
|
1860 #if (NGX_PCRE)
|
|
|
1861 lcf->upstream.location = clcf->regex ? &ngx_http_fastcgi_uri : &clcf->name;
|
|
|
1862 #else
|
|
|
1863 lcf->upstream.location = &clcf->name;
|
|
|
1864 #endif
|
|
|
1865
|
|
|
1866 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
|
1867 clcf->auto_redirect = 1;
|
|
|
1868 }
|
|
|
1869
|
|
|
1870 return NGX_CONF_OK;
|
|
|
1871 }
|
|
|
1872
|
|
|
1873
|
|
|
1874 static char *
|
|
|
1875 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
|
1876 {
|
|
|
1877 #if (NGX_FREEBSD)
|
|
|
1878 ssize_t *np = data;
|
|
|
1879
|
|
|
1880 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
|
1881 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1882 "\"fastcgi_send_lowat\" must be less than %d "
|
|
|
1883 "(sysctl net.inet.tcp.sendspace)",
|
|
|
1884 ngx_freebsd_net_inet_tcp_sendspace);
|
|
|
1885
|
|
|
1886 return NGX_CONF_ERROR;
|
|
|
1887 }
|
|
|
1888
|
|
|
1889 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
|
1890 ssize_t *np = data;
|
|
|
1891
|
|
|
1892 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1893 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
|
1894
|
|
|
1895 *np = 0;
|
|
|
1896
|
|
|
1897 #endif
|
|
|
1898
|
|
|
1899 return NGX_CONF_OK;
|
|
|
1900 }
|
