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