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