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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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130
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14 ngx_http_upstream_conf_t upstream;
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15
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130
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16 ngx_peers_t *peers;
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17
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130
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18 ngx_str_t index;
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19
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130
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20 ngx_array_t *flushes;
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21 ngx_array_t *params_len;
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22 ngx_array_t *params;
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23 ngx_array_t *params_source;
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50
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24 } ngx_http_fastcgi_loc_conf_t;
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25
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26
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27 typedef enum {
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28 ngx_http_fastcgi_st_version = 0,
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29 ngx_http_fastcgi_st_type,
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30 ngx_http_fastcgi_st_request_id_hi,
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31 ngx_http_fastcgi_st_request_id_lo,
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32 ngx_http_fastcgi_st_content_length_hi,
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33 ngx_http_fastcgi_st_content_length_lo,
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34 ngx_http_fastcgi_st_padding_length,
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35 ngx_http_fastcgi_st_reserved,
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36 ngx_http_fastcgi_st_data,
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64
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37 ngx_http_fastcgi_st_padding
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50
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38 } ngx_http_fastcgi_state_e;
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39
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40
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41 typedef struct {
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130
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42 ngx_http_fastcgi_state_e state;
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43 u_char *pos;
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44 u_char *last;
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45 ngx_uint_t type;
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46 size_t length;
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47 size_t padding;
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50
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48
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164
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49 ngx_uint_t fastcgi_stdout;
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50
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50 } ngx_http_fastcgi_ctx_t;
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51
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52
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53 #define NGX_HTTP_FASTCGI_RESPONDER 1
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54
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55 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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56 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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57 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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58 #define NGX_HTTP_FASTCGI_PARAMS 4
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59 #define NGX_HTTP_FASTCGI_STDIN 5
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60 #define NGX_HTTP_FASTCGI_STDOUT 6
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61 #define NGX_HTTP_FASTCGI_STDERR 7
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62 #define NGX_HTTP_FASTCGI_DATA 8
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63
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64
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65 typedef struct {
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66 u_char version;
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67 u_char type;
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68 u_char request_id_hi;
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69 u_char request_id_lo;
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70 u_char content_length_hi;
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71 u_char content_length_lo;
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72 u_char padding_length;
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73 u_char reserved;
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74 } ngx_http_fastcgi_header_t;
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75
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76
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77 typedef struct {
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78 u_char role_hi;
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79 u_char role_lo;
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80 u_char flags;
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81 u_char reserved[5];
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82 } ngx_http_fastcgi_begin_request_t;
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83
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84
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58
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85 typedef struct {
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86 u_char version;
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87 u_char type;
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88 u_char request_id_hi;
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89 u_char request_id_lo;
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90 } ngx_http_fastcgi_header_small_t;
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91
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92
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93 typedef struct {
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94 ngx_http_fastcgi_header_t h0;
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95 ngx_http_fastcgi_begin_request_t br;
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96 ngx_http_fastcgi_header_small_t h1;
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97 } ngx_http_fastcgi_request_start_t;
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98
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99
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100 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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103 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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104 ngx_buf_t *buf);
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105 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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106 ngx_http_fastcgi_ctx_t *f);
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107 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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108 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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109 ngx_int_t rc);
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110
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111 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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112 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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113 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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114 void *parent, void *child);
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122
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115 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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116 ngx_http_variable_value_t *v, 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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130
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154 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = {
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155 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size"
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156 };
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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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130
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206 { ngx_string("fastcgi_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.buffer_size),
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211 NULL },
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212
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213 { ngx_string("fastcgi_header_buffer_size"),
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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_size_slot,
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216 NGX_HTTP_LOC_CONF_OFFSET,
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217 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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218 &ngx_conf_deprecated_fastcgi_header_buffer_size },
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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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96
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291 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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50
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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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110
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297 { ngx_string("fastcgi_upstream_max_fails"),
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298 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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299 ngx_conf_set_num_slot,
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300 NGX_HTTP_LOC_CONF_OFFSET,
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301 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails),
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302 NULL },
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303
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304 { ngx_string("fastcgi_upstream_fail_timeout"),
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305 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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306 ngx_conf_set_sec_slot,
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307 NGX_HTTP_LOC_CONF_OFFSET,
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308 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout),
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309 NULL },
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310
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58
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311 { ngx_string("fastcgi_param"),
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312 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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313 ngx_conf_set_table_elt_slot,
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314 NGX_HTTP_LOC_CONF_OFFSET,
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315 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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316 NULL },
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317
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318 ngx_null_command
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319 };
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320
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321
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322 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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58
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323 ngx_http_fastcgi_add_variables, /* preconfiguration */
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324 NULL, /* postconfiguration */
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325
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326 NULL, /* create main configuration */
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327 NULL, /* init main configuration */
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328
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329 NULL, /* create server configuration */
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330 NULL, /* merge server configuration */
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331
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332 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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333 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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334 };
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335
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336
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337 ngx_module_t ngx_http_fastcgi_module = {
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58
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338 NGX_MODULE_V1,
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50
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339 &ngx_http_fastcgi_module_ctx, /* module context */
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340 ngx_http_fastcgi_commands, /* module directives */
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|
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341 NGX_HTTP_MODULE, /* module type */
|
|
90
|
342 NULL, /* init master */
|
|
50
|
343 NULL, /* init module */
|
|
90
|
344 NULL, /* init process */
|
|
|
345 NULL, /* init thread */
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|
|
346 NULL, /* exit thread */
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|
|
347 NULL, /* exit process */
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|
|
348 NULL, /* exit master */
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|
349 NGX_MODULE_V1_PADDING
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50
|
350 };
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|
|
351
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|
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352
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|
|
353 static ngx_int_t
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|
354 ngx_http_fastcgi_handler(ngx_http_request_t *r)
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|
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355 {
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|
|
356 ngx_int_t rc;
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|
357 ngx_http_upstream_t *u;
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|
358 ngx_http_fastcgi_loc_conf_t *flcf;
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|
359
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|
|
360 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
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361
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|
|
362 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
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|
|
363 if (u == NULL) {
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|
|
364 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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|
|
365 }
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|
366
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|
|
367 u->peer.log = r->connection->log;
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|
368 u->peer.log_error = NGX_ERROR_ERR;
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|
|
369 u->peer.peers = flcf->peers;
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|
370 u->peer.tries = flcf->peers->number;
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|
|
371 #if (NGX_THREADS)
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|
|
372 u->peer.lock = &r->connection->lock;
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|
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373 #endif
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374
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375 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
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376
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|
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377 u->conf = &flcf->upstream;
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378
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|
|
379 u->create_request = ngx_http_fastcgi_create_request;
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380 u->reinit_request = ngx_http_fastcgi_reinit_request;
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381 u->process_header = ngx_http_fastcgi_process_header;
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|
382 u->abort_request = ngx_http_fastcgi_abort_request;
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383 u->finalize_request = ngx_http_fastcgi_finalize_request;
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384
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|
130
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385 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
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386 if (u->pipe == NULL) {
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|
387 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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|
|
388 }
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|
389
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|
|
390 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
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|
|
391 u->pipe->input_ctx = r;
|
|
50
|
392
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|
|
393 r->upstream = u;
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394
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|
395 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
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396
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|
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397 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
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|
398 return rc;
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|
|
399 }
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400
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|
|
401 return NGX_DONE;
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|
|
402 }
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|
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403
|
|
|
404
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|
|
405 static ngx_int_t
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|
406 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
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|
|
407 {
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|
58
|
408 off_t file_pos;
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|
|
409 u_char ch, *pos;
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|
|
410 size_t size, len, key_len, val_len, padding;
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|
|
411 ngx_uint_t i, n, next;
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|
|
412 ngx_buf_t *b;
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|
|
413 ngx_chain_t *cl, *body;
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|
|
414 ngx_list_part_t *part;
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|
|
415 ngx_table_elt_t *header;
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|
|
416 ngx_http_script_code_pt code;
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|
|
417 ngx_http_script_engine_t e, le;
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|
|
418 ngx_http_fastcgi_header_t *h;
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|
|
419 ngx_http_fastcgi_loc_conf_t *flcf;
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|
|
420 ngx_http_script_len_code_pt lcode;
|
|
50
|
421
|
|
58
|
422 len = 0;
|
|
50
|
423
|
|
|
424 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
425
|
|
58
|
426 if (flcf->params_len) {
|
|
|
427 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
|
50
|
428
|
|
122
|
429 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
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|
|
430 le.flushed = 1;
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|
|
431
|
|
58
|
432 le.ip = flcf->params_len->elts;
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|
|
433 le.request = r;
|
|
50
|
434
|
|
58
|
435 while (*(uintptr_t *) le.ip) {
|
|
50
|
436
|
|
58
|
437 lcode = *(ngx_http_script_len_code_pt *) le.ip;
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|
|
438 key_len = lcode(&le);
|
|
50
|
439
|
|
58
|
440 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
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|
|
441 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
442 }
|
|
|
443 le.ip += sizeof(uintptr_t);
|
|
50
|
444
|
|
86
|
445 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
|
50
|
446 }
|
|
|
447 }
|
|
|
448
|
|
58
|
449 if (flcf->upstream.pass_request_headers) {
|
|
50
|
450
|
|
58
|
451 part = &r->headers_in.headers.part;
|
|
|
452 header = part->elts;
|
|
|
453
|
|
|
454 for (i = 0; /* void */; i++) {
|
|
50
|
455
|
|
58
|
456 if (i >= part->nelts) {
|
|
|
457 if (part->next == NULL) {
|
|
|
458 break;
|
|
|
459 }
|
|
50
|
460
|
|
58
|
461 part = part->next;
|
|
|
462 header = part->elts;
|
|
|
463 i = 0;
|
|
50
|
464 }
|
|
|
465
|
|
58
|
466 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
|
467 + ((header[i].value.len > 127) ? 4 : 1)
|
|
|
468 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
|
50
|
469 }
|
|
|
470 }
|
|
|
471
|
|
|
472
|
|
|
473 if (len > 65535) {
|
|
|
474 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
475 "fastcgi: the request record is too big");
|
|
|
476 return NGX_ERROR;
|
|
|
477 }
|
|
|
478
|
|
|
479
|
|
|
480 padding = 8 - len % 8;
|
|
|
481 padding = (padding == 8) ? 0 : padding;
|
|
|
482
|
|
|
483
|
|
|
484 size = sizeof(ngx_http_fastcgi_header_t)
|
|
|
485 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
486
|
|
|
487 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
488 + len + padding
|
|
|
489 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
490
|
|
|
491 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
|
492
|
|
|
493
|
|
|
494 b = ngx_create_temp_buf(r->pool, size);
|
|
|
495 if (b == NULL) {
|
|
|
496 return NGX_ERROR;
|
|
|
497 }
|
|
|
498
|
|
|
499 cl = ngx_alloc_chain_link(r->pool);
|
|
|
500 if (cl == NULL) {
|
|
|
501 return NGX_ERROR;
|
|
|
502 }
|
|
|
503
|
|
|
504 cl->buf = b;
|
|
|
505
|
|
58
|
506 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
|
507 sizeof(ngx_http_fastcgi_request_start_t));
|
|
50
|
508
|
|
|
509 h = (ngx_http_fastcgi_header_t *)
|
|
|
510 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
511 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
|
512
|
|
|
513 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
514 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
515 h->padding_length = (u_char) padding;
|
|
|
516 h->reserved = 0;
|
|
|
517
|
|
|
518 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
519 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
520 + sizeof(ngx_http_fastcgi_header_t);
|
|
|
521
|
|
|
522
|
|
58
|
523 if (flcf->params_len) {
|
|
|
524 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
|
50
|
525
|
|
58
|
526 e.ip = flcf->params->elts;
|
|
|
527 e.pos = b->last;
|
|
|
528 e.request = r;
|
|
122
|
529 e.flushed = 1;
|
|
50
|
530
|
|
58
|
531 le.ip = flcf->params_len->elts;
|
|
50
|
532
|
|
58
|
533 while (*(uintptr_t *) le.ip) {
|
|
50
|
534
|
|
58
|
535 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
536 key_len = (u_char) lcode(&le);
|
|
50
|
537
|
|
58
|
538 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
|
539 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
540 }
|
|
|
541 le.ip += sizeof(uintptr_t);
|
|
50
|
542
|
|
86
|
543 *e.pos++ = (u_char) key_len;
|
|
50
|
544
|
|
86
|
545 if (val_len > 127) {
|
|
|
546 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
|
547 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
|
548 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
|
549 *e.pos++ = (u_char) (val_len & 0xff);
|
|
50
|
550
|
|
86
|
551 } else {
|
|
|
552 *e.pos++ = (u_char) val_len;
|
|
58
|
553 }
|
|
50
|
554
|
|
58
|
555 while (*(uintptr_t *) e.ip) {
|
|
|
556 code = *(ngx_http_script_code_pt *) e.ip;
|
|
|
557 code((ngx_http_script_engine_t *) &e);
|
|
|
558 }
|
|
|
559 e.ip += sizeof(uintptr_t);
|
|
50
|
560 }
|
|
|
561
|
|
58
|
562 b->last = e.pos;
|
|
50
|
563 }
|
|
|
564
|
|
|
565
|
|
58
|
566 if (flcf->upstream.pass_request_headers) {
|
|
50
|
567
|
|
58
|
568 part = &r->headers_in.headers.part;
|
|
|
569 header = part->elts;
|
|
50
|
570
|
|
58
|
571 for (i = 0; /* void */; i++) {
|
|
50
|
572
|
|
58
|
573 if (i >= part->nelts) {
|
|
|
574 if (part->next == NULL) {
|
|
126
|
575 break;
|
|
58
|
576 }
|
|
126
|
577
|
|
58
|
578 part = part->next;
|
|
|
579 header = part->elts;
|
|
|
580 i = 0;
|
|
|
581 }
|
|
50
|
582
|
|
58
|
583 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
|
584 if (len > 127) {
|
|
|
585 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
586 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
587 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
588 *b->last++ = (u_char) (len & 0xff);
|
|
126
|
589
|
|
58
|
590 } else {
|
|
|
591 *b->last++ = (u_char) len;
|
|
50
|
592 }
|
|
|
593
|
|
58
|
594 len = header[i].value.len;
|
|
|
595 if (len > 127) {
|
|
|
596 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
597 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
598 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
599 *b->last++ = (u_char) (len & 0xff);
|
|
50
|
600
|
|
58
|
601 } else {
|
|
|
602 *b->last++ = (u_char) len;
|
|
50
|
603 }
|
|
|
604
|
|
58
|
605 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
|
50
|
606
|
|
58
|
607 for (n = 0; n < header[i].key.len; n++) {
|
|
|
608 ch = header[i].key.data[n];
|
|
50
|
609
|
|
58
|
610 if (ch >= 'a' && ch <= 'z') {
|
|
|
611 ch &= ~0x20;
|
|
50
|
612
|
|
58
|
613 } else if (ch == '-') {
|
|
|
614 ch = '_';
|
|
|
615 }
|
|
50
|
616
|
|
58
|
617 *b->last++ = ch;
|
|
50
|
618 }
|
|
|
619
|
|
122
|
620 b->last = ngx_copy(b->last, header[i].value.data,
|
|
|
621 header[i].value.len);
|
|
50
|
622 }
|
|
|
623 }
|
|
|
624
|
|
|
625
|
|
|
626 if (padding) {
|
|
|
627 ngx_memzero(b->last, padding);
|
|
|
628 b->last += padding;
|
|
|
629 }
|
|
|
630
|
|
|
631
|
|
|
632 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
633 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
634
|
|
|
635 h->version = 1;
|
|
|
636 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
|
637 h->request_id_hi = 0;
|
|
|
638 h->request_id_lo = 1;
|
|
|
639 h->content_length_hi = 0;
|
|
|
640 h->content_length_lo = 0;
|
|
|
641 h->padding_length = 0;
|
|
|
642 h->reserved = 0;
|
|
|
643
|
|
|
644 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
645 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
646
|
|
58
|
647 if (flcf->upstream.pass_request_body) {
|
|
|
648 body = r->upstream->request_bufs;
|
|
|
649 r->upstream->request_bufs = cl;
|
|
50
|
650
|
|
|
651 #if (NGX_SUPPRESS_WARN)
|
|
58
|
652 file_pos = 0;
|
|
|
653 pos = NULL;
|
|
50
|
654 #endif
|
|
|
655
|
|
58
|
656 while (body) {
|
|
50
|
657
|
|
58
|
658 if (body->buf->in_file) {
|
|
|
659 file_pos = body->buf->file_pos;
|
|
50
|
660
|
|
58
|
661 } else {
|
|
|
662 pos = body->buf->pos;
|
|
50
|
663 }
|
|
|
664
|
|
58
|
665 next = 0;
|
|
50
|
666
|
|
58
|
667 do {
|
|
|
668 b = ngx_alloc_buf(r->pool);
|
|
|
669 if (b == NULL) {
|
|
|
670 return NGX_ERROR;
|
|
50
|
671 }
|
|
|
672
|
|
58
|
673 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
|
674
|
|
|
675 if (body->buf->in_file) {
|
|
|
676 b->file_pos = file_pos;
|
|
|
677 file_pos += 32 * 1024;
|
|
50
|
678
|
|
58
|
679 if (file_pos > body->buf->file_last) {
|
|
|
680 file_pos = body->buf->file_last;
|
|
|
681 next = 1;
|
|
|
682 }
|
|
|
683
|
|
|
684 b->file_last = file_pos;
|
|
|
685 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
|
686
|
|
|
687 } else {
|
|
|
688 b->pos = pos;
|
|
|
689 pos += 32 * 1024;
|
|
50
|
690
|
|
58
|
691 if (pos > body->buf->last) {
|
|
|
692 pos = body->buf->last;
|
|
|
693 next = 1;
|
|
|
694 }
|
|
|
695
|
|
|
696 b->last = pos;
|
|
|
697 len = (ngx_uint_t) (pos - b->pos);
|
|
|
698 }
|
|
50
|
699
|
|
58
|
700 padding = 8 - len % 8;
|
|
|
701 padding = (padding == 8) ? 0 : padding;
|
|
50
|
702
|
|
58
|
703 h->version = 1;
|
|
|
704 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
705 h->request_id_hi = 0;
|
|
|
706 h->request_id_lo = 1;
|
|
|
707 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
708 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
709 h->padding_length = (u_char) padding;
|
|
|
710 h->reserved = 0;
|
|
50
|
711
|
|
58
|
712 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
713 if (cl->next == NULL) {
|
|
|
714 return NGX_ERROR;
|
|
|
715 }
|
|
50
|
716
|
|
58
|
717 cl = cl->next;
|
|
|
718 cl->buf = b;
|
|
|
719
|
|
|
720 b = ngx_create_temp_buf(r->pool,
|
|
|
721 sizeof(ngx_http_fastcgi_header_t)
|
|
|
722 + padding);
|
|
|
723 if (b == NULL) {
|
|
|
724 return NGX_ERROR;
|
|
|
725 }
|
|
50
|
726
|
|
58
|
727 if (padding) {
|
|
|
728 ngx_memzero(b->last, padding);
|
|
|
729 b->last += padding;
|
|
|
730 }
|
|
|
731
|
|
|
732 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
733 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
50
|
734
|
|
58
|
735 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
736 if (cl->next == NULL) {
|
|
|
737 return NGX_ERROR;
|
|
|
738 }
|
|
|
739
|
|
|
740 cl = cl->next;
|
|
|
741 cl->buf = b;
|
|
50
|
742
|
|
58
|
743 } while (!next);
|
|
50
|
744
|
|
58
|
745 body = body->next;
|
|
|
746 }
|
|
50
|
747
|
|
58
|
748 } else {
|
|
|
749 r->upstream->request_bufs = cl;
|
|
50
|
750 }
|
|
|
751
|
|
|
752 h->version = 1;
|
|
|
753 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
754 h->request_id_hi = 0;
|
|
|
755 h->request_id_lo = 1;
|
|
|
756 h->content_length_hi = 0;
|
|
|
757 h->content_length_lo = 0;
|
|
|
758 h->padding_length = 0;
|
|
|
759 h->reserved = 0;
|
|
|
760
|
|
|
761 cl->next = NULL;
|
|
|
762
|
|
|
763 return NGX_OK;
|
|
|
764 }
|
|
|
765
|
|
|
766
|
|
|
767 static ngx_int_t
|
|
|
768 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
|
769 {
|
|
|
770 ngx_http_fastcgi_ctx_t *f;
|
|
|
771
|
|
|
772 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
773
|
|
|
774 if (f == NULL) {
|
|
|
775 return NGX_OK;
|
|
|
776 }
|
|
|
777
|
|
|
778 f->state = ngx_http_fastcgi_st_version;
|
|
164
|
779 f->fastcgi_stdout = 0;
|
|
50
|
780
|
|
|
781 return NGX_OK;
|
|
|
782 }
|
|
|
783
|
|
|
784
|
|
56
|
785 static ngx_int_t
|
|
|
786 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
|
50
|
787 {
|
|
58
|
788 u_char *start, *last;
|
|
|
789 ngx_str_t *status_line, line;
|
|
|
790 ngx_int_t rc, status;
|
|
|
791 ngx_uint_t key;
|
|
|
792 ngx_table_elt_t *h;
|
|
|
793 ngx_http_upstream_t *u;
|
|
|
794 ngx_http_fastcgi_ctx_t *f;
|
|
|
795 ngx_http_upstream_header_t *hh;
|
|
|
796 ngx_http_upstream_main_conf_t *umcf;
|
|
50
|
797
|
|
|
798 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
799
|
|
58
|
800 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
|
801 hh = (ngx_http_upstream_header_t *) umcf->headers_in_hash.buckets;
|
|
|
802
|
|
50
|
803 if (f == NULL) {
|
|
|
804 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
|
805 if (f == NULL) {
|
|
|
806 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
807 }
|
|
|
808
|
|
|
809 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
|
810 }
|
|
|
811
|
|
|
812 u = r->upstream;
|
|
|
813
|
|
|
814 for ( ;; ) {
|
|
|
815
|
|
|
816 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
817
|
|
130
|
818 f->pos = u->buffer.pos;
|
|
|
819 f->last = u->buffer.last;
|
|
50
|
820
|
|
|
821 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
822
|
|
130
|
823 u->buffer.pos = f->pos;
|
|
|
824 u->buffer.last = f->last;
|
|
50
|
825
|
|
|
826 if (rc == NGX_AGAIN) {
|
|
|
827 return NGX_AGAIN;
|
|
|
828 }
|
|
|
829
|
|
|
830 if (rc == NGX_ERROR) {
|
|
|
831 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
832 }
|
|
|
833
|
|
|
834 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
|
835 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
|
836 {
|
|
|
837 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
838 "upstream sent unexpected FastCGI record: %d",
|
|
|
839 f->type);
|
|
|
840
|
|
|
841 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
842 }
|
|
|
843
|
|
|
844 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
|
845 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
846 "upstream closed prematurely FastCGI stdout");
|
|
|
847
|
|
|
848 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
849 }
|
|
|
850 }
|
|
|
851
|
|
|
852 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
853
|
|
130
|
854 if (u->buffer.pos + f->padding < u->buffer.last) {
|
|
50
|
855 f->state = ngx_http_fastcgi_st_version;
|
|
130
|
856 u->buffer.pos += f->padding;
|
|
50
|
857
|
|
|
858 continue;
|
|
|
859 }
|
|
|
860
|
|
130
|
861 if (u->buffer.pos + f->padding == u->buffer.last) {
|
|
50
|
862 f->state = ngx_http_fastcgi_st_version;
|
|
130
|
863 u->buffer.pos = u->buffer.last;
|
|
50
|
864
|
|
|
865 return NGX_AGAIN;
|
|
|
866 }
|
|
|
867
|
|
130
|
868 f->padding -= u->buffer.last - u->buffer.pos;
|
|
|
869 u->buffer.pos = u->buffer.last;
|
|
50
|
870
|
|
|
871 return NGX_AGAIN;
|
|
|
872 }
|
|
|
873
|
|
|
874
|
|
|
875 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
876
|
|
|
877 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
878
|
|
|
879 if (f->length) {
|
|
130
|
880 line.data = u->buffer.pos;
|
|
50
|
881
|
|
130
|
882 if (u->buffer.pos + f->length <= u->buffer.last) {
|
|
50
|
883 line.len = f->length;
|
|
130
|
884 u->buffer.pos += f->length;
|
|
50
|
885 f->length = 0;
|
|
|
886 f->state = ngx_http_fastcgi_st_padding;
|
|
|
887
|
|
126
|
888 } else {
|
|
130
|
889 line.len = u->buffer.last - u->buffer.pos;
|
|
|
890 f->length -= u->buffer.last - u->buffer.pos;
|
|
|
891 u->buffer.pos = u->buffer.last;
|
|
50
|
892 }
|
|
|
893
|
|
|
894 while (line.data[line.len - 1] == LF
|
|
|
895 || line.data[line.len - 1] == CR
|
|
|
896 || line.data[line.len - 1] == '.'
|
|
|
897 || line.data[line.len - 1] == ' ')
|
|
|
898 {
|
|
|
899 line.len--;
|
|
|
900 }
|
|
|
901
|
|
|
902 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
903 "FastCGI sent in stderr: \"%V\"", &line);
|
|
|
904
|
|
130
|
905 if (u->buffer.pos == u->buffer.last) {
|
|
164
|
906
|
|
|
907 if (!f->fastcgi_stdout) {
|
|
|
908
|
|
|
909 /*
|
|
|
910 * the special handling the large number
|
|
|
911 * of the PHP warnings to not allocate memory
|
|
|
912 */
|
|
|
913
|
|
|
914 u->buffer.pos = u->buffer.start;
|
|
|
915 u->buffer.last = u->buffer.start;
|
|
|
916 }
|
|
|
917
|
|
50
|
918 return NGX_AGAIN;
|
|
|
919 }
|
|
|
920
|
|
|
921 } else {
|
|
|
922 f->state = ngx_http_fastcgi_st_version;
|
|
|
923 }
|
|
|
924
|
|
|
925 continue;
|
|
|
926 }
|
|
|
927
|
|
|
928
|
|
|
929 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
930
|
|
164
|
931 f->fastcgi_stdout = 1;
|
|
|
932
|
|
130
|
933 start = u->buffer.pos;
|
|
50
|
934
|
|
130
|
935 if (u->buffer.pos + f->length < u->buffer.last) {
|
|
50
|
936
|
|
|
937 /*
|
|
130
|
938 * set u->buffer.last to the end of the FastCGI record data
|
|
50
|
939 * for ngx_http_parse_header_line()
|
|
|
940 */
|
|
|
941
|
|
130
|
942 last = u->buffer.last;
|
|
|
943 u->buffer.last = u->buffer.pos + f->length;
|
|
50
|
944
|
|
|
945 } else {
|
|
|
946 last = NULL;
|
|
|
947 }
|
|
|
948
|
|
|
949 for ( ;; ) {
|
|
|
950
|
|
130
|
951 rc = ngx_http_parse_header_line(r, &u->buffer);
|
|
50
|
952
|
|
|
953 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
954 "http fastcgi parser: %d", rc);
|
|
|
955
|
|
|
956 if (rc == NGX_AGAIN) {
|
|
|
957 break;
|
|
|
958 }
|
|
|
959
|
|
|
960 if (rc == NGX_OK) {
|
|
|
961
|
|
|
962 /* a header line has been parsed successfully */
|
|
|
963
|
|
58
|
964 h = ngx_list_push(&u->headers_in.headers);
|
|
50
|
965 if (h == NULL) {
|
|
|
966 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
967 }
|
|
|
968
|
|
58
|
969 h->hash = r->header_hash;
|
|
|
970
|
|
50
|
971 h->key.len = r->header_name_end - r->header_name_start;
|
|
|
972 h->value.len = r->header_end - r->header_start;
|
|
|
973
|
|
|
974 h->key.data = ngx_palloc(r->pool,
|
|
|
975 h->key.len + 1 + h->value.len + 1);
|
|
|
976 if (h->key.data == NULL) {
|
|
|
977 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
978 }
|
|
|
979
|
|
|
980 h->value.data = h->key.data + h->key.len + 1;
|
|
|
981
|
|
|
982 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
|
983 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
|
984
|
|
58
|
985 key = h->hash % umcf->headers_in_hash.hash_size;
|
|
50
|
986
|
|
58
|
987 if (hh[key].name.len == h->key.len
|
|
|
988 && ngx_strcasecmp(hh[key].name.data, h->key.data) == 0)
|
|
|
989 {
|
|
|
990 if (hh[key].handler(r, h, hh[key].offset) != NGX_OK) {
|
|
|
991 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
50
|
992 }
|
|
|
993 }
|
|
|
994
|
|
|
995 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
996 "http fastcgi header: \"%V: %V\"",
|
|
|
997 &h->key, &h->value);
|
|
|
998
|
|
164
|
999 if (u->buffer.pos < u->buffer.last) {
|
|
|
1000 continue;
|
|
|
1001 }
|
|
|
1002
|
|
|
1003 /* the end of the FastCGI record */
|
|
|
1004
|
|
|
1005 break;
|
|
50
|
1006 }
|
|
|
1007
|
|
|
1008 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
1009
|
|
|
1010 /* a whole header has been parsed successfully */
|
|
|
1011
|
|
|
1012 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1013 "http fastcgi header done");
|
|
|
1014
|
|
58
|
1015 if (u->headers_in.status) {
|
|
|
1016 status_line = &u->headers_in.status->value;
|
|
50
|
1017
|
|
|
1018 status = ngx_atoi(status_line->data, 3);
|
|
|
1019
|
|
|
1020 if (status == NGX_ERROR) {
|
|
|
1021 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
1022 }
|
|
|
1023
|
|
78
|
1024 u->headers_in.status_n = status;
|
|
|
1025 u->headers_in.status_line = *status_line;
|
|
50
|
1026
|
|
|
1027 } else {
|
|
78
|
1028 u->headers_in.status_n = 200;
|
|
|
1029 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
|
1030 u->headers_in.status_line.data = (u_char *) "200 OK";
|
|
50
|
1031 }
|
|
|
1032
|
|
78
|
1033 u->state->status = u->headers_in.status_n;
|
|
50
|
1034 #if 0
|
|
|
1035 if (u->cachable) {
|
|
|
1036 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
|
1037 }
|
|
|
1038 #endif
|
|
|
1039
|
|
|
1040 break;
|
|
|
1041 }
|
|
|
1042
|
|
|
1043 /* there was error while a header line parsing */
|
|
|
1044
|
|
|
1045 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
168
|
1046 "upstream sent invalid header");
|
|
50
|
1047
|
|
|
1048 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1049
|
|
|
1050 }
|
|
|
1051
|
|
|
1052 if (last) {
|
|
130
|
1053 u->buffer.last = last;
|
|
50
|
1054 }
|
|
|
1055
|
|
130
|
1056 f->length -= u->buffer.pos - start;
|
|
50
|
1057
|
|
|
1058 if (f->length == 0) {
|
|
|
1059 if (f->padding) {
|
|
|
1060 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1061 } else {
|
|
|
1062 f->state = ngx_http_fastcgi_st_version;
|
|
|
1063 }
|
|
|
1064 }
|
|
|
1065
|
|
164
|
1066 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
1067 return NGX_OK;
|
|
|
1068 }
|
|
|
1069
|
|
|
1070 if (u->buffer.pos == u->buffer.last) {
|
|
|
1071 return NGX_AGAIN;
|
|
|
1072 }
|
|
|
1073
|
|
|
1074 if (rc == NGX_AGAIN) {
|
|
|
1075 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
1076 "upstream split a header line in FastCGI records");
|
|
|
1077
|
|
|
1078 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1079 }
|
|
50
|
1080 }
|
|
|
1081 }
|
|
|
1082
|
|
|
1083
|
|
|
1084 static ngx_int_t
|
|
|
1085 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
|
1086 {
|
|
|
1087 ngx_int_t rc;
|
|
|
1088 ngx_buf_t *b, **prev;
|
|
|
1089 ngx_str_t line;
|
|
|
1090 ngx_chain_t *cl;
|
|
|
1091 ngx_http_request_t *r;
|
|
|
1092 ngx_http_fastcgi_ctx_t *f;
|
|
|
1093
|
|
|
1094 if (buf->pos == buf->last) {
|
|
|
1095 return NGX_OK;
|
|
|
1096 }
|
|
|
1097
|
|
|
1098 r = p->input_ctx;
|
|
|
1099 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
1100
|
|
|
1101 b = NULL;
|
|
|
1102 prev = &buf->shadow;
|
|
|
1103
|
|
|
1104 f->pos = buf->pos;
|
|
|
1105 f->last = buf->last;
|
|
|
1106
|
|
|
1107 for ( ;; ) {
|
|
|
1108 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
1109
|
|
|
1110 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
1111
|
|
|
1112 if (rc == NGX_AGAIN) {
|
|
|
1113 break;
|
|
|
1114 }
|
|
|
1115
|
|
|
1116 if (rc == NGX_ERROR) {
|
|
|
1117 return NGX_ERROR;
|
|
|
1118 }
|
|
|
1119
|
|
|
1120 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
|
1121 f->state = ngx_http_fastcgi_st_version;
|
|
|
1122 p->upstream_done = 1;
|
|
|
1123
|
|
|
1124 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1125 "http fastcgi closed stdout");
|
|
|
1126
|
|
|
1127 continue;
|
|
|
1128 }
|
|
|
1129
|
|
|
1130 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
|
1131 f->state = ngx_http_fastcgi_st_version;
|
|
|
1132 p->upstream_done = 1;
|
|
|
1133
|
|
|
1134 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1135 "http fastcgi sent end request");
|
|
|
1136
|
|
|
1137 break;
|
|
|
1138 }
|
|
|
1139 }
|
|
|
1140
|
|
|
1141
|
|
|
1142 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
1143
|
|
|
1144 if (f->pos + f->padding < f->last) {
|
|
|
1145 f->state = ngx_http_fastcgi_st_version;
|
|
|
1146 f->pos += f->padding;
|
|
|
1147
|
|
|
1148 continue;
|
|
|
1149 }
|
|
|
1150
|
|
|
1151 if (f->pos + f->padding == f->last) {
|
|
|
1152 f->state = ngx_http_fastcgi_st_version;
|
|
|
1153
|
|
|
1154 break;
|
|
|
1155 }
|
|
|
1156
|
|
|
1157 f->padding -= f->last - f->pos;
|
|
|
1158
|
|
|
1159 break;
|
|
|
1160 }
|
|
|
1161
|
|
|
1162
|
|
|
1163 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
1164
|
|
|
1165 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
1166
|
|
|
1167 if (f->length) {
|
|
|
1168 line.data = f->pos;
|
|
|
1169
|
|
|
1170 if (f->pos + f->length <= f->last) {
|
|
|
1171 line.len = f->length;
|
|
|
1172 f->pos += f->length;
|
|
|
1173 f->length = 0;
|
|
|
1174 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1175
|
|
126
|
1176 } else {
|
|
50
|
1177 line.len = f->last - f->pos;
|
|
|
1178 f->length -= f->last - f->pos;
|
|
|
1179 f->pos = f->last;
|
|
|
1180 }
|
|
|
1181
|
|
|
1182 while (line.data[line.len - 1] == LF
|
|
|
1183 || line.data[line.len - 1] == CR
|
|
|
1184 || line.data[line.len - 1] == '.'
|
|
|
1185 || line.data[line.len - 1] == ' ')
|
|
|
1186 {
|
|
|
1187 line.len--;
|
|
|
1188 }
|
|
|
1189
|
|
|
1190 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
|
1191 "FastCGI sent in stderr: \"%V\"", &line);
|
|
|
1192
|
|
|
1193 if (f->pos == f->last) {
|
|
|
1194 break;
|
|
|
1195 }
|
|
|
1196
|
|
|
1197 } else {
|
|
|
1198 f->state = ngx_http_fastcgi_st_version;
|
|
|
1199 }
|
|
|
1200
|
|
|
1201 continue;
|
|
|
1202 }
|
|
|
1203
|
|
|
1204
|
|
|
1205 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
1206
|
|
|
1207 if (p->free) {
|
|
|
1208 b = p->free->buf;
|
|
|
1209 p->free = p->free->next;
|
|
|
1210
|
|
|
1211 } else {
|
|
|
1212 b = ngx_alloc_buf(p->pool);
|
|
|
1213 if (b == NULL) {
|
|
|
1214 return NGX_ERROR;
|
|
|
1215 }
|
|
|
1216 }
|
|
|
1217
|
|
|
1218 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
|
1219
|
|
|
1220 b->pos = f->pos;
|
|
|
1221 b->start = buf->start;
|
|
|
1222 b->end = buf->end;
|
|
|
1223 b->tag = p->tag;
|
|
|
1224 b->temporary = 1;
|
|
|
1225 b->recycled = 1;
|
|
|
1226
|
|
|
1227 *prev = b;
|
|
|
1228 prev = &b->shadow;
|
|
|
1229
|
|
|
1230 cl = ngx_alloc_chain_link(p->pool);
|
|
|
1231 if (cl == NULL) {
|
|
|
1232 return NGX_ERROR;
|
|
|
1233 }
|
|
|
1234
|
|
|
1235 cl->buf = b;
|
|
|
1236 cl->next = NULL;
|
|
|
1237
|
|
|
1238 if (p->in) {
|
|
|
1239 *p->last_in = cl;
|
|
|
1240 } else {
|
|
|
1241 p->in = cl;
|
|
|
1242 }
|
|
|
1243 p->last_in = &cl->next;
|
|
|
1244
|
|
|
1245
|
|
|
1246 /* STUB */ b->num = buf->num;
|
|
|
1247
|
|
|
1248 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
|
1249
|
|
|
1250
|
|
|
1251 if (f->pos + f->length < f->last) {
|
|
|
1252
|
|
|
1253 if (f->padding) {
|
|
|
1254 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1255 } else {
|
|
|
1256 f->state = ngx_http_fastcgi_st_version;
|
|
|
1257 }
|
|
|
1258
|
|
|
1259 f->pos += f->length;
|
|
|
1260 b->last = f->pos;
|
|
|
1261
|
|
|
1262 continue;
|
|
|
1263 }
|
|
|
1264
|
|
|
1265 if (f->pos + f->length == f->last) {
|
|
|
1266
|
|
|
1267 if (f->padding) {
|
|
|
1268 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1269 } else {
|
|
|
1270 f->state = ngx_http_fastcgi_st_version;
|
|
|
1271 }
|
|
|
1272
|
|
|
1273 b->last = f->last;
|
|
|
1274
|
|
|
1275 break;
|
|
|
1276 }
|
|
|
1277
|
|
|
1278 f->length -= f->last - f->pos;
|
|
|
1279
|
|
|
1280 b->last = f->last;
|
|
|
1281
|
|
|
1282 break;
|
|
|
1283
|
|
|
1284 }
|
|
|
1285
|
|
|
1286 if (b) {
|
|
|
1287 b->shadow = buf;
|
|
|
1288 b->last_shadow = 1;
|
|
|
1289
|
|
|
1290 return NGX_OK;
|
|
|
1291 }
|
|
|
1292
|
|
|
1293 /* there is no data record in the buf, add it to free chain */
|
|
|
1294
|
|
|
1295 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
|
1296 return NGX_ERROR;
|
|
|
1297 }
|
|
|
1298
|
|
|
1299 return NGX_OK;
|
|
|
1300 }
|
|
|
1301
|
|
|
1302
|
|
|
1303 static ngx_int_t
|
|
|
1304 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
|
1305 ngx_http_fastcgi_ctx_t *f)
|
|
|
1306 {
|
|
|
1307 u_char ch, *p;
|
|
|
1308 ngx_http_fastcgi_state_e state;
|
|
|
1309
|
|
|
1310 state = f->state;
|
|
|
1311
|
|
|
1312 for (p = f->pos; p < f->last; p++) {
|
|
|
1313
|
|
|
1314 ch = *p;
|
|
|
1315
|
|
|
1316 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1317 "http fastcgi record byte: %02Xd", ch);
|
|
|
1318
|
|
|
1319 switch (state) {
|
|
|
1320
|
|
|
1321 case ngx_http_fastcgi_st_version:
|
|
|
1322 if (ch != 1) {
|
|
|
1323 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1324 "upstream sent unsupported FastCGI "
|
|
|
1325 "protocol version: %d", ch);
|
|
|
1326 return NGX_ERROR;
|
|
|
1327 }
|
|
|
1328 state = ngx_http_fastcgi_st_type;
|
|
|
1329 break;
|
|
|
1330
|
|
|
1331 case ngx_http_fastcgi_st_type:
|
|
|
1332 switch (ch) {
|
|
|
1333 case NGX_HTTP_FASTCGI_STDOUT:
|
|
|
1334 case NGX_HTTP_FASTCGI_STDERR:
|
|
|
1335 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
|
1336 f->type = (ngx_uint_t) ch;
|
|
|
1337 break;
|
|
|
1338 default:
|
|
|
1339 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1340 "upstream sent invalid FastCGI "
|
|
|
1341 "record type: %d", ch);
|
|
|
1342 return NGX_ERROR;
|
|
|
1343
|
|
|
1344 }
|
|
|
1345 state = ngx_http_fastcgi_st_request_id_hi;
|
|
|
1346 break;
|
|
|
1347
|
|
|
1348 /* we support the single request per connection */
|
|
|
1349
|
|
|
1350 case ngx_http_fastcgi_st_request_id_hi:
|
|
|
1351 if (ch != 0) {
|
|
|
1352 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1353 "upstream sent unexpected FastCGI "
|
|
|
1354 "request id high byte: %d", ch);
|
|
|
1355 return NGX_ERROR;
|
|
|
1356 }
|
|
|
1357 state = ngx_http_fastcgi_st_request_id_lo;
|
|
|
1358 break;
|
|
|
1359
|
|
|
1360 case ngx_http_fastcgi_st_request_id_lo:
|
|
|
1361 if (ch != 1) {
|
|
|
1362 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1363 "upstream sent unexpected FastCGI "
|
|
|
1364 "request id low byte: %d", ch);
|
|
|
1365 return NGX_ERROR;
|
|
|
1366 }
|
|
|
1367 state = ngx_http_fastcgi_st_content_length_hi;
|
|
|
1368 break;
|
|
|
1369
|
|
|
1370 case ngx_http_fastcgi_st_content_length_hi:
|
|
|
1371 f->length = ch << 8;
|
|
|
1372 state = ngx_http_fastcgi_st_content_length_lo;
|
|
|
1373 break;
|
|
|
1374
|
|
|
1375 case ngx_http_fastcgi_st_content_length_lo:
|
|
|
1376 f->length |= (size_t) ch;
|
|
|
1377 state = ngx_http_fastcgi_st_padding_length;
|
|
|
1378 break;
|
|
|
1379
|
|
|
1380 case ngx_http_fastcgi_st_padding_length:
|
|
|
1381 f->padding = (size_t) ch;
|
|
|
1382 state = ngx_http_fastcgi_st_reserved;
|
|
|
1383 break;
|
|
|
1384
|
|
|
1385 case ngx_http_fastcgi_st_reserved:
|
|
|
1386 state = ngx_http_fastcgi_st_data;
|
|
|
1387
|
|
|
1388 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1389 "http fastcgi record length: %z", f->length);
|
|
|
1390
|
|
|
1391 f->pos = p + 1;
|
|
|
1392 f->state = state;
|
|
|
1393
|
|
|
1394 return NGX_OK;
|
|
|
1395
|
|
|
1396 /* suppress warning */
|
|
|
1397 case ngx_http_fastcgi_st_data:
|
|
|
1398 case ngx_http_fastcgi_st_padding:
|
|
|
1399 break;
|
|
|
1400 }
|
|
|
1401 }
|
|
|
1402
|
|
|
1403 f->state = state;
|
|
|
1404
|
|
|
1405 return NGX_AGAIN;
|
|
|
1406 }
|
|
|
1407
|
|
|
1408
|
|
|
1409 static void
|
|
|
1410 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
|
1411 {
|
|
|
1412 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1413 "abort http fastcgi request");
|
|
|
1414
|
|
|
1415 return;
|
|
|
1416 }
|
|
|
1417
|
|
|
1418
|
|
|
1419 static void
|
|
|
1420 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
|
1421 {
|
|
|
1422 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1423 "finalize http fastcgi request");
|
|
|
1424
|
|
|
1425 return;
|
|
|
1426 }
|
|
|
1427
|
|
|
1428
|
|
58
|
1429 static ngx_int_t
|
|
|
1430 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
|
50
|
1431 {
|
|
58
|
1432 ngx_http_variable_t *var;
|
|
50
|
1433
|
|
132
|
1434 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name,
|
|
|
1435 NGX_HTTP_VAR_NOHASH);
|
|
58
|
1436 if (var == NULL) {
|
|
|
1437 return NGX_ERROR;
|
|
50
|
1438 }
|
|
|
1439
|
|
58
|
1440 var->handler = ngx_http_fastcgi_script_name_variable;
|
|
50
|
1441
|
|
58
|
1442 return NGX_OK;
|
|
50
|
1443 }
|
|
|
1444
|
|
|
1445
|
|
|
1446 static void *
|
|
|
1447 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
|
1448 {
|
|
|
1449 ngx_http_fastcgi_loc_conf_t *conf;
|
|
|
1450
|
|
|
1451 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
|
1452 if (conf == NULL) {
|
|
|
1453 return NGX_CONF_ERROR;
|
|
|
1454 }
|
|
|
1455
|
|
|
1456 /*
|
|
|
1457 * set by ngx_pcalloc():
|
|
|
1458 *
|
|
|
1459 * conf->upstream.bufs.num = 0;
|
|
|
1460 * conf->upstream.path = NULL;
|
|
|
1461 * conf->upstream.next_upstream = 0;
|
|
|
1462 * conf->upstream.temp_path = NULL;
|
|
58
|
1463 * conf->upstream.schema = { 0, NULL };
|
|
|
1464 * conf->upstream.uri = { 0, NULL };
|
|
|
1465 * conf->upstream.location = NULL;
|
|
|
1466 *
|
|
50
|
1467 * conf->index.len = 0;
|
|
|
1468 * conf->index.data = NULL;
|
|
|
1469 */
|
|
|
1470
|
|
130
|
1471 conf->upstream.buffering = NGX_CONF_UNSET;
|
|
|
1472
|
|
50
|
1473 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1474 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
|
56
|
1475 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1476
|
|
50
|
1477 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
130
|
1478 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
|
78
|
1479
|
|
|
1480 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
|
126
|
1481 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
|
78
|
1482 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
|
58
|
1483
|
|
110
|
1484 conf->upstream.max_fails = NGX_CONF_UNSET_UINT;
|
|
|
1485 conf->upstream.fail_timeout = NGX_CONF_UNSET;
|
|
|
1486
|
|
58
|
1487 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
|
1488 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
|
1489
|
|
50
|
1490 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
|
1491
|
|
|
1492 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
|
1493 conf->upstream.cyclic_temp_file = 0;
|
|
|
1494
|
|
58
|
1495 conf->upstream.pass_x_powered_by = NGX_CONF_UNSET;
|
|
|
1496
|
|
|
1497 /* the hardcoded values */
|
|
|
1498 conf->upstream.pass_server = 1;
|
|
|
1499 conf->upstream.pass_date = 1;
|
|
|
1500
|
|
50
|
1501 return conf;
|
|
|
1502 }
|
|
|
1503
|
|
|
1504
|
|
|
1505 static char *
|
|
|
1506 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
|
1507 {
|
|
|
1508 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
|
1509 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
|
1510
|
|
58
|
1511 u_char *p;
|
|
|
1512 size_t size;
|
|
|
1513 uintptr_t *code;
|
|
|
1514 ngx_uint_t i;
|
|
|
1515 ngx_table_elt_t *src;
|
|
|
1516 ngx_http_script_compile_t sc;
|
|
|
1517 ngx_http_script_copy_code_t *copy;
|
|
50
|
1518
|
|
130
|
1519 ngx_conf_merge_value(conf->upstream.buffering,
|
|
|
1520 prev->upstream.buffering, 1);
|
|
|
1521
|
|
50
|
1522 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
|
1523 prev->upstream.connect_timeout, 60000);
|
|
56
|
1524
|
|
50
|
1525 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
|
1526 prev->upstream.send_timeout, 60000);
|
|
|
1527
|
|
|
1528 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
|
1529 prev->upstream.read_timeout, 60000);
|
|
|
1530
|
|
56
|
1531 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
|
1532 prev->upstream.send_lowat, 0);
|
|
50
|
1533
|
|
130
|
1534 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
|
1535 prev->upstream.buffer_size,
|
|
50
|
1536 (size_t) ngx_pagesize);
|
|
|
1537
|
|
56
|
1538
|
|
50
|
1539 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
|
1540 8, ngx_pagesize);
|
|
|
1541
|
|
|
1542 if (conf->upstream.bufs.num < 2) {
|
|
|
1543 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1544 "there must be at least 2 \"fastcgi_buffers\"");
|
|
|
1545 return NGX_CONF_ERROR;
|
|
|
1546 }
|
|
|
1547
|
|
|
1548
|
|
130
|
1549 size = conf->upstream.buffer_size;
|
|
50
|
1550 if (size < conf->upstream.bufs.size) {
|
|
|
1551 size = conf->upstream.bufs.size;
|
|
|
1552 }
|
|
|
1553
|
|
|
1554
|
|
78
|
1555 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
|
1556 prev->upstream.busy_buffers_size_conf,
|
|
50
|
1557 NGX_CONF_UNSET_SIZE);
|
|
|
1558
|
|
78
|
1559 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1560 conf->upstream.busy_buffers_size = 2 * size;
|
|
78
|
1561 } else {
|
|
|
1562 conf->upstream.busy_buffers_size =
|
|
|
1563 conf->upstream.busy_buffers_size_conf;
|
|
|
1564 }
|
|
50
|
1565
|
|
78
|
1566 if (conf->upstream.busy_buffers_size < size) {
|
|
50
|
1567 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1568 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
|
1569 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1570 "one of the \"fastcgi_buffers\"");
|
|
|
1571
|
|
|
1572 return NGX_CONF_ERROR;
|
|
78
|
1573 }
|
|
50
|
1574
|
|
78
|
1575 if (conf->upstream.busy_buffers_size
|
|
|
1576 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
|
50
|
1577 {
|
|
|
1578 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1579 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
|
1580 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
|
1581
|
|
|
1582 return NGX_CONF_ERROR;
|
|
|
1583 }
|
|
|
1584
|
|
|
1585
|
|
78
|
1586 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
|
1587 prev->upstream.temp_file_write_size_conf,
|
|
50
|
1588 NGX_CONF_UNSET_SIZE);
|
|
|
1589
|
|
78
|
1590 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1591 conf->upstream.temp_file_write_size = 2 * size;
|
|
78
|
1592 } else {
|
|
|
1593 conf->upstream.temp_file_write_size =
|
|
|
1594 conf->upstream.temp_file_write_size_conf;
|
|
|
1595 }
|
|
50
|
1596
|
|
78
|
1597 if (conf->upstream.temp_file_write_size < size) {
|
|
50
|
1598 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1599 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
|
1600 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1601 "one of the \"fastcgi_buffers\"");
|
|
|
1602
|
|
|
1603 return NGX_CONF_ERROR;
|
|
|
1604 }
|
|
|
1605
|
|
|
1606
|
|
78
|
1607 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
|
1608 prev->upstream.max_temp_file_size_conf,
|
|
50
|
1609 NGX_CONF_UNSET_SIZE);
|
|
|
1610
|
|
78
|
1611 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
50
|
1612 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
|
78
|
1613 } else {
|
|
|
1614 conf->upstream.max_temp_file_size =
|
|
|
1615 conf->upstream.max_temp_file_size_conf;
|
|
|
1616 }
|
|
50
|
1617
|
|
78
|
1618 if (conf->upstream.max_temp_file_size != 0
|
|
|
1619 && conf->upstream.max_temp_file_size < size)
|
|
50
|
1620 {
|
|
|
1621 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1622 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
|
1623 "the temporary files usage or must be equal or bigger than "
|
|
|
1624 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1625 "one of the \"fastcgi_buffers\"");
|
|
|
1626
|
|
|
1627 return NGX_CONF_ERROR;
|
|
|
1628 }
|
|
|
1629
|
|
|
1630
|
|
|
1631 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
|
1632 prev->upstream.next_upstream,
|
|
|
1633 (NGX_CONF_BITMASK_SET
|
|
|
1634 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
|
1635 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
|
1636
|
|
110
|
1637 ngx_conf_merge_unsigned_value(conf->upstream.max_fails,
|
|
|
1638 prev->upstream.max_fails, 1);
|
|
|
1639
|
|
|
1640 ngx_conf_merge_sec_value(conf->upstream.fail_timeout,
|
|
|
1641 prev->upstream.fail_timeout, 10);
|
|
|
1642
|
|
|
1643 if (conf->peers && conf->peers->number > 1) {
|
|
|
1644 for (i = 0; i < conf->peers->number; i++) {
|
|
|
1645 conf->peers->peer[i].weight = 1;
|
|
|
1646 conf->peers->peer[i].max_fails = conf->upstream.max_fails;
|
|
|
1647 conf->peers->peer[i].fail_timeout = conf->upstream.fail_timeout;
|
|
|
1648 }
|
|
|
1649 }
|
|
|
1650
|
|
50
|
1651 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
|
1652 prev->upstream.temp_path,
|
|
|
1653 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
|
1654 ngx_garbage_collector_temp_handler, cf);
|
|
|
1655
|
|
58
|
1656 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
|
1657 prev->upstream.pass_request_headers, 1);
|
|
|
1658 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
|
1659 prev->upstream.pass_request_body, 1);
|
|
|
1660
|
|
78
|
1661 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
|
58
|
1662 prev->upstream.redirect_errors, 0);
|
|
|
1663
|
|
78
|
1664 ngx_conf_merge_value(conf->upstream.pass_x_powered_by,
|
|
58
|
1665 prev->upstream.pass_x_powered_by, 1);
|
|
56
|
1666
|
|
|
1667
|
|
50
|
1668 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
|
1669
|
|
56
|
1670 if (conf->peers == NULL) {
|
|
|
1671 conf->peers = prev->peers;
|
|
|
1672 }
|
|
|
1673
|
|
58
|
1674 if (conf->params_source == NULL) {
|
|
122
|
1675 conf->flushes = prev->flushes;
|
|
58
|
1676 conf->params_len = prev->params_len;
|
|
|
1677 conf->params = prev->params;
|
|
122
|
1678 conf->params_source = prev->params_source;
|
|
58
|
1679
|
|
|
1680 if (conf->params_source == NULL) {
|
|
|
1681 return NGX_CONF_OK;
|
|
|
1682 }
|
|
|
1683 }
|
|
|
1684
|
|
|
1685 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
|
1686 if (conf->params_len == NULL) {
|
|
|
1687 return NGX_CONF_ERROR;
|
|
|
1688 }
|
|
122
|
1689
|
|
58
|
1690 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
|
1691 if (conf->params == NULL) {
|
|
|
1692 return NGX_CONF_ERROR;
|
|
|
1693 }
|
|
|
1694
|
|
|
1695 src = conf->params_source->elts;
|
|
|
1696 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
|
1697
|
|
|
1698 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
|
1699 copy = ngx_array_push_n(conf->params_len,
|
|
|
1700 sizeof(ngx_http_script_copy_code_t));
|
|
|
1701 if (copy == NULL) {
|
|
|
1702 return NGX_CONF_ERROR;
|
|
|
1703 }
|
|
|
1704
|
|
|
1705 copy->code = (ngx_http_script_code_pt)
|
|
|
1706 ngx_http_script_copy_len_code;
|
|
|
1707 copy->len = src[i].key.len;
|
|
|
1708
|
|
|
1709
|
|
|
1710 copy = ngx_array_push_n(conf->params_len,
|
|
|
1711 sizeof(ngx_http_script_copy_code_t));
|
|
|
1712 if (copy == NULL) {
|
|
|
1713 return NGX_CONF_ERROR;
|
|
|
1714 }
|
|
|
1715
|
|
|
1716 copy->code = (ngx_http_script_code_pt)
|
|
|
1717 ngx_http_script_copy_len_code;
|
|
|
1718 copy->len = src[i].value.len;
|
|
|
1719
|
|
|
1720
|
|
|
1721 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1722 + src[i].key.len + src[i].value.len
|
|
|
1723 + sizeof(uintptr_t) - 1)
|
|
|
1724 & ~(sizeof(uintptr_t) - 1);
|
|
|
1725
|
|
|
1726 copy = ngx_array_push_n(conf->params, size);
|
|
|
1727 if (copy == NULL) {
|
|
|
1728 return NGX_CONF_ERROR;
|
|
|
1729 }
|
|
126
|
1730
|
|
58
|
1731 copy->code = ngx_http_script_copy_code;
|
|
|
1732 copy->len = src[i].key.len + src[i].value.len;
|
|
|
1733
|
|
|
1734 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1735
|
|
|
1736 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
|
1737 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
|
1738
|
|
|
1739 } else {
|
|
|
1740 copy = ngx_array_push_n(conf->params_len,
|
|
|
1741 sizeof(ngx_http_script_copy_code_t));
|
|
|
1742 if (copy == NULL) {
|
|
|
1743 return NGX_CONF_ERROR;
|
|
|
1744 }
|
|
|
1745
|
|
|
1746 copy->code = (ngx_http_script_code_pt)
|
|
|
1747 ngx_http_script_copy_len_code;
|
|
|
1748 copy->len = src[i].key.len;
|
|
|
1749
|
|
|
1750
|
|
|
1751 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1752 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
|
1753 & ~(sizeof(uintptr_t) - 1);
|
|
|
1754
|
|
|
1755 copy = ngx_array_push_n(conf->params, size);
|
|
|
1756 if (copy == NULL) {
|
|
|
1757 return NGX_CONF_ERROR;
|
|
|
1758 }
|
|
126
|
1759
|
|
58
|
1760 copy->code = ngx_http_script_copy_code;
|
|
|
1761 copy->len = src[i].key.len;
|
|
|
1762
|
|
|
1763 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1764 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
|
1765
|
|
|
1766
|
|
|
1767 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1768
|
|
|
1769 sc.cf = cf;
|
|
|
1770 sc.source = &src[i].value;
|
|
122
|
1771 sc.flushes = &conf->flushes;
|
|
58
|
1772 sc.lengths = &conf->params_len;
|
|
|
1773 sc.values = &conf->params;
|
|
|
1774
|
|
|
1775 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
1776 return NGX_CONF_ERROR;
|
|
|
1777 }
|
|
|
1778 }
|
|
|
1779
|
|
|
1780 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1781 if (code == NULL) {
|
|
|
1782 return NGX_CONF_ERROR;
|
|
|
1783 }
|
|
|
1784
|
|
|
1785 *code = (uintptr_t) NULL;
|
|
|
1786
|
|
|
1787
|
|
|
1788 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
|
1789 if (code == NULL) {
|
|
|
1790 return NGX_CONF_ERROR;
|
|
|
1791 }
|
|
|
1792
|
|
|
1793 *code = (uintptr_t) NULL;
|
|
|
1794 }
|
|
|
1795
|
|
|
1796 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1797 if (code == NULL) {
|
|
|
1798 return NGX_CONF_ERROR;
|
|
|
1799 }
|
|
|
1800
|
|
|
1801 *code = (uintptr_t) NULL;
|
|
|
1802
|
|
50
|
1803 return NGX_CONF_OK;
|
|
|
1804 }
|
|
58
|
1805
|
|
|
1806
|
|
122
|
1807 static ngx_int_t
|
|
|
1808 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
|
1809 ngx_http_variable_value_t *v, uintptr_t data)
|
|
58
|
1810 {
|
|
|
1811 u_char *p;
|
|
|
1812 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
1813
|
|
126
|
1814 v->valid = 1;
|
|
122
|
1815 v->no_cachable = 0;
|
|
|
1816 v->not_found = 0;
|
|
58
|
1817
|
|
|
1818 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
1819
|
|
|
1820 if (r->uri.data[r->uri.len - 1] != '/') {
|
|
122
|
1821 v->len = r->uri.len;
|
|
|
1822 v->data = r->uri.data;
|
|
|
1823 return NGX_OK;
|
|
58
|
1824 }
|
|
|
1825
|
|
122
|
1826 v->len = r->uri.len + flcf->index.len;
|
|
58
|
1827
|
|
122
|
1828 v->data = ngx_palloc(r->pool, v->len);
|
|
|
1829 if (v->data == NULL) {
|
|
|
1830 return NGX_ERROR;
|
|
58
|
1831 }
|
|
|
1832
|
|
122
|
1833 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
|
58
|
1834 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
|
1835
|
|
122
|
1836 return NGX_OK;
|
|
58
|
1837 }
|
|
|
1838
|
|
|
1839
|
|
|
1840 static char *
|
|
|
1841 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1842 {
|
|
|
1843 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
|
1844
|
|
|
1845 ngx_str_t *value;
|
|
|
1846 ngx_inet_upstream_t inet_upstream;
|
|
|
1847 ngx_http_core_loc_conf_t *clcf;
|
|
|
1848 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1849 ngx_unix_domain_upstream_t unix_upstream;
|
|
|
1850 #endif
|
|
|
1851
|
|
104
|
1852 if (lcf->upstream.schema.len) {
|
|
|
1853 return "is duplicate";
|
|
|
1854 }
|
|
|
1855
|
|
58
|
1856 value = cf->args->elts;
|
|
|
1857
|
|
|
1858 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
|
1859
|
|
|
1860 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1861
|
|
|
1862 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
|
1863
|
|
|
1864 unix_upstream.name = value[1];
|
|
|
1865 unix_upstream.url = value[1];
|
|
|
1866
|
|
|
1867 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
|
1868 if (lcf->peers == NULL) {
|
|
|
1869 return NGX_CONF_ERROR;
|
|
|
1870 }
|
|
|
1871
|
|
104
|
1872 lcf->peers->peer[0].uri_separator = "";
|
|
|
1873
|
|
58
|
1874 #else
|
|
|
1875 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1876 "the unix domain sockets are not supported "
|
|
|
1877 "on this platform");
|
|
|
1878 return NGX_CONF_ERROR;
|
|
|
1879
|
|
|
1880 #endif
|
|
|
1881
|
|
|
1882 } else {
|
|
|
1883 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
|
1884
|
|
|
1885 inet_upstream.name = value[1];
|
|
|
1886 inet_upstream.url = value[1];
|
|
126
|
1887
|
|
58
|
1888 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
|
1889 if (lcf->peers == NULL) {
|
|
|
1890 return NGX_CONF_ERROR;
|
|
|
1891 }
|
|
|
1892 }
|
|
|
1893
|
|
|
1894 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
|
1895 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
|
1896
|
|
|
1897 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
1898
|
|
|
1899 clcf->handler = ngx_http_fastcgi_handler;
|
|
|
1900
|
|
122
|
1901 lcf->upstream.location = clcf->name;
|
|
58
|
1902
|
|
|
1903 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
|
1904 clcf->auto_redirect = 1;
|
|
|
1905 }
|
|
|
1906
|
|
|
1907 return NGX_CONF_OK;
|
|
|
1908 }
|
|
|
1909
|
|
|
1910
|
|
|
1911 static char *
|
|
|
1912 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
|
1913 {
|
|
|
1914 #if (NGX_FREEBSD)
|
|
|
1915 ssize_t *np = data;
|
|
|
1916
|
|
|
1917 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
|
1918 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1919 "\"fastcgi_send_lowat\" must be less than %d "
|
|
|
1920 "(sysctl net.inet.tcp.sendspace)",
|
|
|
1921 ngx_freebsd_net_inet_tcp_sendspace);
|
|
|
1922
|
|
|
1923 return NGX_CONF_ERROR;
|
|
|
1924 }
|
|
|
1925
|
|
|
1926 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
|
1927 ssize_t *np = data;
|
|
|
1928
|
|
|
1929 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1930 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
|
1931
|
|
|
1932 *np = 0;
|
|
|
1933
|
|
|
1934 #endif
|
|
|
1935
|
|
|
1936 return NGX_CONF_OK;
|
|
|
1937 }
|
