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