50
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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
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11
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12 typedef struct {
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200
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13 ngx_http_upstream_conf_t upstream;
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14
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15 ngx_str_t index;
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16
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17 ngx_array_t *flushes;
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18 ngx_array_t *params_len;
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19 ngx_array_t *params;
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20 ngx_array_t *params_source;
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306
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21 ngx_array_t *catch_stderr;
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430
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22
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23 ngx_array_t *fastcgi_lengths;
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24 ngx_array_t *fastcgi_values;
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438
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25
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26 #if (NGX_PCRE)
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27 ngx_regex_t *split_regex;
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28 ngx_str_t split_name;
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29 #endif
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50
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30 } ngx_http_fastcgi_loc_conf_t;
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31
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32
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33 typedef enum {
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34 ngx_http_fastcgi_st_version = 0,
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35 ngx_http_fastcgi_st_type,
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36 ngx_http_fastcgi_st_request_id_hi,
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37 ngx_http_fastcgi_st_request_id_lo,
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38 ngx_http_fastcgi_st_content_length_hi,
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39 ngx_http_fastcgi_st_content_length_lo,
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40 ngx_http_fastcgi_st_padding_length,
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41 ngx_http_fastcgi_st_reserved,
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42 ngx_http_fastcgi_st_data,
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43 ngx_http_fastcgi_st_padding
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50
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44 } ngx_http_fastcgi_state_e;
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45
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46
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47 typedef struct {
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316
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48 u_char *start;
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49 u_char *end;
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50 } ngx_http_fastcgi_split_part_t;
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51
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52
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53 typedef struct {
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200
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54 ngx_http_fastcgi_state_e state;
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55 u_char *pos;
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56 u_char *last;
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57 ngx_uint_t type;
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58 size_t length;
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59 size_t padding;
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60
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316
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61 ngx_uint_t fastcgi_stdout; /* unsigned :1 */
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62
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63 ngx_array_t *split_parts;
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64
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65 ngx_str_t script_name;
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66 ngx_str_t path_info;
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50
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67 } ngx_http_fastcgi_ctx_t;
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68
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69
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70 #define NGX_HTTP_FASTCGI_RESPONDER 1
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71
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72 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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73 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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74 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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75 #define NGX_HTTP_FASTCGI_PARAMS 4
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76 #define NGX_HTTP_FASTCGI_STDIN 5
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77 #define NGX_HTTP_FASTCGI_STDOUT 6
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78 #define NGX_HTTP_FASTCGI_STDERR 7
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79 #define NGX_HTTP_FASTCGI_DATA 8
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80
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81
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82 typedef struct {
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83 u_char version;
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84 u_char type;
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85 u_char request_id_hi;
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86 u_char request_id_lo;
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87 u_char content_length_hi;
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88 u_char content_length_lo;
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89 u_char padding_length;
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90 u_char reserved;
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91 } ngx_http_fastcgi_header_t;
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92
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93
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94 typedef struct {
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95 u_char role_hi;
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96 u_char role_lo;
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97 u_char flags;
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98 u_char reserved[5];
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99 } ngx_http_fastcgi_begin_request_t;
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100
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101
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58
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102 typedef struct {
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103 u_char version;
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104 u_char type;
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105 u_char request_id_hi;
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106 u_char request_id_lo;
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107 } ngx_http_fastcgi_header_small_t;
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108
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109
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110 typedef struct {
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111 ngx_http_fastcgi_header_t h0;
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112 ngx_http_fastcgi_begin_request_t br;
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113 ngx_http_fastcgi_header_small_t h1;
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114 } ngx_http_fastcgi_request_start_t;
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115
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116
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430
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117 static ngx_int_t ngx_http_fastcgi_eval(ngx_http_request_t *r,
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118 ngx_http_fastcgi_loc_conf_t *flcf);
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119 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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120 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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121 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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122 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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123 ngx_buf_t *buf);
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124 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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125 ngx_http_fastcgi_ctx_t *f);
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126 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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127 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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128 ngx_int_t rc);
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129
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58
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130 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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131 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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132 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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133 void *parent, void *child);
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122
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134 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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135 ngx_http_variable_value_t *v, uintptr_t data);
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438
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136 static ngx_int_t ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r,
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137 ngx_http_variable_value_t *v, uintptr_t data);
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440
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138 static ngx_http_fastcgi_ctx_t *ngx_http_fastcgi_split(ngx_http_request_t *r,
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139 ngx_http_fastcgi_loc_conf_t *flcf);
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58
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140
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141 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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142 void *conf);
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438
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143 static char *ngx_http_fastcgi_split_path_info(ngx_conf_t *cf,
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144 ngx_command_t *cmd, void *conf);
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320
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145 static char *ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd,
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146 void *conf);
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147 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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148 void *data);
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149
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260
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150 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf,
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151 ngx_command_t *cmd, void *conf);
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152 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf,
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153 ngx_command_t *cmd, void *conf);
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154
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155
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58
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156 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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157 { ngx_http_fastcgi_lowat_check };
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158
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159
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160 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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161 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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162 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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163 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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164 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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172
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165 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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166 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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214
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167 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF },
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168 { ngx_null_string, 0 }
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169 };
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170
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171
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172 static ngx_command_t ngx_http_fastcgi_commands[] = {
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173
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174 { ngx_string("fastcgi_pass"),
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178
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175 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1,
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176 ngx_http_fastcgi_pass,
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177 NGX_HTTP_LOC_CONF_OFFSET,
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178 0,
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179 NULL },
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180
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181 { ngx_string("fastcgi_index"),
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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_str_slot,
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184 NGX_HTTP_LOC_CONF_OFFSET,
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185 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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186 NULL },
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187
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438
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188 { ngx_string("fastcgi_split_path_info"),
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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_http_fastcgi_split_path_info,
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191 NGX_HTTP_LOC_CONF_OFFSET,
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192 0,
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193 NULL },
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194
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318
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195 { ngx_string("fastcgi_store"),
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320
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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_http_fastcgi_store,
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198 NGX_HTTP_LOC_CONF_OFFSET,
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199 0,
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200 NULL },
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201
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202 { ngx_string("fastcgi_store_access"),
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318
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203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123,
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204 ngx_conf_set_access_slot,
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205 NGX_HTTP_LOC_CONF_OFFSET,
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320
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206 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.store_access),
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318
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207 NULL },
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208
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178
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209 { ngx_string("fastcgi_ignore_client_abort"),
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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.ignore_client_abort),
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214 NULL },
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215
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216 { ngx_string("fastcgi_connect_timeout"),
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217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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218 ngx_conf_set_msec_slot,
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219 NGX_HTTP_LOC_CONF_OFFSET,
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220 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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221 NULL },
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222
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223 { ngx_string("fastcgi_send_timeout"),
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224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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225 ngx_conf_set_msec_slot,
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226 NGX_HTTP_LOC_CONF_OFFSET,
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227 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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228 NULL },
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229
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230 { ngx_string("fastcgi_send_lowat"),
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231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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232 ngx_conf_set_size_slot,
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233 NGX_HTTP_LOC_CONF_OFFSET,
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234 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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235 &ngx_http_fastcgi_lowat_post },
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236
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130
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237 { ngx_string("fastcgi_buffer_size"),
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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_size_slot,
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240 NGX_HTTP_LOC_CONF_OFFSET,
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241 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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242 NULL },
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243
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58
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244 { ngx_string("fastcgi_pass_request_headers"),
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245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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246 ngx_conf_set_flag_slot,
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247 NGX_HTTP_LOC_CONF_OFFSET,
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248 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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249 NULL },
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250
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251 { ngx_string("fastcgi_pass_request_body"),
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252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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253 ngx_conf_set_flag_slot,
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254 NGX_HTTP_LOC_CONF_OFFSET,
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255 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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256 NULL },
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257
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206
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258 { ngx_string("fastcgi_intercept_errors"),
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259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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260 ngx_conf_set_flag_slot,
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261 NGX_HTTP_LOC_CONF_OFFSET,
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262 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors),
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263 NULL },
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264
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265 { ngx_string("fastcgi_read_timeout"),
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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_msec_slot,
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268 NGX_HTTP_LOC_CONF_OFFSET,
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269 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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270 NULL },
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271
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272 { ngx_string("fastcgi_buffers"),
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273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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274 ngx_conf_set_bufs_slot,
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275 NGX_HTTP_LOC_CONF_OFFSET,
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276 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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277 NULL },
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278
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279 { ngx_string("fastcgi_busy_buffers_size"),
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280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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281 ngx_conf_set_size_slot,
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282 NGX_HTTP_LOC_CONF_OFFSET,
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283 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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284 NULL },
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285
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286 { ngx_string("fastcgi_temp_path"),
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287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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288 ngx_conf_set_path_slot,
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289 NGX_HTTP_LOC_CONF_OFFSET,
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290 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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291 (void *) ngx_garbage_collector_temp_handler },
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292
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293 { ngx_string("fastcgi_max_temp_file_size"),
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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_size_slot,
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296 NGX_HTTP_LOC_CONF_OFFSET,
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297 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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298 NULL },
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299
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300 { ngx_string("fastcgi_temp_file_write_size"),
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301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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302 ngx_conf_set_size_slot,
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303 NGX_HTTP_LOC_CONF_OFFSET,
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304 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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305 NULL },
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306
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307 { ngx_string("fastcgi_next_upstream"),
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96
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308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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309 ngx_conf_set_bitmask_slot,
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310 NGX_HTTP_LOC_CONF_OFFSET,
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311 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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312 &ngx_http_fastcgi_next_upstream_masks },
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313
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110
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314 { ngx_string("fastcgi_upstream_max_fails"),
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315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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260
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316 ngx_http_fastcgi_upstream_max_fails_unsupported,
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317 0,
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318 0,
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110
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319 NULL },
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320
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321 { ngx_string("fastcgi_upstream_fail_timeout"),
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322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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260
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323 ngx_http_fastcgi_upstream_fail_timeout_unsupported,
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324 0,
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325 0,
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110
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326 NULL },
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327
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58
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328 { ngx_string("fastcgi_param"),
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329 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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198
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330 ngx_conf_set_keyval_slot,
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331 NGX_HTTP_LOC_CONF_OFFSET,
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58
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332 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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333 NULL },
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334
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198
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335 { ngx_string("fastcgi_pass_header"),
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336 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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337 ngx_conf_set_str_array_slot,
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338 NGX_HTTP_LOC_CONF_OFFSET,
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339 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers),
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340 NULL },
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341
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342 { ngx_string("fastcgi_hide_header"),
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343 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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344 ngx_conf_set_str_array_slot,
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345 NGX_HTTP_LOC_CONF_OFFSET,
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346 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers),
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347 NULL },
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348
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306
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349 { ngx_string("fastcgi_catch_stderr"),
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350 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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351 ngx_conf_set_str_array_slot,
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352 NGX_HTTP_LOC_CONF_OFFSET,
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353 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr),
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354 NULL },
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355
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50
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356 ngx_null_command
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357 };
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358
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359
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216
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360 static ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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58
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361 ngx_http_fastcgi_add_variables, /* preconfiguration */
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362 NULL, /* postconfiguration */
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50
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363
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364 NULL, /* create main configuration */
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365 NULL, /* init main configuration */
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366
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367 NULL, /* create server configuration */
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368 NULL, /* merge server configuration */
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369
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370 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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371 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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372 };
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373
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374
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375 ngx_module_t ngx_http_fastcgi_module = {
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58
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376 NGX_MODULE_V1,
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50
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377 &ngx_http_fastcgi_module_ctx, /* module context */
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378 ngx_http_fastcgi_commands, /* module directives */
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379 NGX_HTTP_MODULE, /* module type */
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90
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380 NULL, /* init master */
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50
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381 NULL, /* init module */
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90
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382 NULL, /* init process */
|
|
383 NULL, /* init thread */
|
|
384 NULL, /* exit thread */
|
|
385 NULL, /* exit process */
|
|
386 NULL, /* exit master */
|
|
387 NGX_MODULE_V1_PADDING
|
50
|
388 };
|
|
389
|
|
390
|
364
|
391 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
|
|
392 { 1, /* version */
|
|
393 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
|
|
394 0, /* request_id_hi */
|
|
395 1, /* request_id_lo */
|
|
396 0, /* content_length_hi */
|
|
397 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
|
|
398 0, /* padding_length */
|
|
399 0 }, /* reserved */
|
|
400
|
|
401 { 0, /* role_hi */
|
|
402 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
|
|
403 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
|
|
404 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
|
|
405
|
|
406 { 1, /* version */
|
|
407 NGX_HTTP_FASTCGI_PARAMS, /* type */
|
|
408 0, /* request_id_hi */
|
|
409 1 }, /* request_id_lo */
|
|
410
|
|
411 };
|
|
412
|
|
413
|
438
|
414 static ngx_http_variable_t ngx_http_fastcgi_vars[] = {
|
|
415
|
|
416 { ngx_string("fastcgi_script_name"), NULL,
|
|
417 ngx_http_fastcgi_script_name_variable, 0,
|
|
418 NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 },
|
|
419
|
|
420 { ngx_string("fastcgi_path_info"), NULL,
|
|
421 ngx_http_fastcgi_path_info_variable, 0,
|
|
422 NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 },
|
|
423
|
|
424 { ngx_null_string, NULL, NULL, 0, 0, 0 }
|
|
425 };
|
364
|
426
|
|
427
|
198
|
428 static ngx_str_t ngx_http_fastcgi_hide_headers[] = {
|
|
429 ngx_string("Status"),
|
|
430 ngx_string("X-Accel-Expires"),
|
|
431 ngx_string("X-Accel-Redirect"),
|
|
432 ngx_string("X-Accel-Limit-Rate"),
|
364
|
433 ngx_string("X-Accel-Buffering"),
|
|
434 ngx_string("X-Accel-Charset"),
|
198
|
435 ngx_null_string
|
|
436 };
|
|
437
|
|
438
|
50
|
439 static ngx_int_t
|
|
440 ngx_http_fastcgi_handler(ngx_http_request_t *r)
|
|
441 {
|
|
442 ngx_int_t rc;
|
|
443 ngx_http_upstream_t *u;
|
438
|
444 ngx_http_fastcgi_ctx_t *f;
|
50
|
445 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
446
|
248
|
447 if (r->subrequest_in_memory) {
|
|
448 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
449 "ngx_http_fastcgi_module does not support "
|
346
|
450 "subrequest in memory");
|
248
|
451 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
452 }
|
|
453
|
438
|
454 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
455 if (f == NULL) {
|
|
456 return NGX_ERROR;
|
|
457 }
|
|
458
|
|
459 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
50
|
460
|
|
461 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
|
|
462 if (u == NULL) {
|
|
463 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
464 }
|
|
465
|
430
|
466 r->upstream = u;
|
|
467
|
|
468 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
469
|
|
470 if (flcf->fastcgi_lengths) {
|
|
471 if (ngx_http_fastcgi_eval(r, flcf) != NGX_OK) {
|
|
472 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
473 }
|
|
474 }
|
|
475
|
|
476 u->schema.len = sizeof("fastcgi://") - 1;
|
|
477 u->schema.data = (u_char *) "fastcgi://";
|
348
|
478
|
50
|
479 u->peer.log = r->connection->log;
|
|
480 u->peer.log_error = NGX_ERROR_ERR;
|
|
481 #if (NGX_THREADS)
|
|
482 u->peer.lock = &r->connection->lock;
|
|
483 #endif
|
|
484
|
|
485 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
486
|
|
487 u->conf = &flcf->upstream;
|
|
488
|
|
489 u->create_request = ngx_http_fastcgi_create_request;
|
|
490 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
491 u->process_header = ngx_http_fastcgi_process_header;
|
|
492 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
493 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
494
|
198
|
495 u->buffering = 1;
|
|
496
|
130
|
497 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
498 if (u->pipe == NULL) {
|
|
499 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
500 }
|
|
501
|
|
502 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
|
|
503 u->pipe->input_ctx = r;
|
50
|
504
|
|
505 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
506
|
|
507 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
508 return rc;
|
|
509 }
|
|
510
|
|
511 return NGX_DONE;
|
|
512 }
|
|
513
|
|
514
|
|
515 static ngx_int_t
|
430
|
516 ngx_http_fastcgi_eval(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf)
|
|
517 {
|
|
518 ngx_url_t u;
|
|
519
|
|
520 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
521
|
|
522 if (ngx_http_script_run(r, &u.url, flcf->fastcgi_lengths->elts, 0,
|
|
523 flcf->fastcgi_values->elts)
|
|
524 == NULL)
|
|
525 {
|
|
526 return NGX_ERROR;
|
|
527 }
|
|
528
|
|
529 u.no_resolve = 1;
|
|
530
|
|
531 if (ngx_parse_url(r->pool, &u) != NGX_OK) {
|
|
532 if (u.err) {
|
|
533 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
534 "%s in upstream \"%V\"", u.err, &u.url);
|
|
535 }
|
|
536
|
|
537 return NGX_ERROR;
|
|
538 }
|
|
539
|
|
540 if (u.no_port) {
|
|
541 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
542 "no port in upstream \"%V\"", &u.url);
|
|
543 return NGX_ERROR;
|
|
544 }
|
|
545
|
|
546 r->upstream->resolved = ngx_pcalloc(r->pool,
|
|
547 sizeof(ngx_http_upstream_resolved_t));
|
|
548 if (r->upstream->resolved == NULL) {
|
|
549 return NGX_ERROR;
|
|
550 }
|
|
551
|
436
|
552 if (u.addrs && u.addrs[0].sockaddr) {
|
434
|
553 r->upstream->resolved->sockaddr = u.addrs[0].sockaddr;
|
|
554 r->upstream->resolved->socklen = u.addrs[0].socklen;
|
|
555 r->upstream->resolved->naddrs = 1;
|
|
556 r->upstream->resolved->host = u.addrs[0].name;
|
|
557
|
|
558 } else {
|
|
559 r->upstream->resolved->host = u.host;
|
|
560 r->upstream->resolved->port = u.port;
|
|
561 }
|
430
|
562
|
|
563 return NGX_OK;
|
|
564 }
|
|
565
|
|
566
|
|
567 static ngx_int_t
|
50
|
568 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
|
569 {
|
58
|
570 off_t file_pos;
|
|
571 u_char ch, *pos;
|
|
572 size_t size, len, key_len, val_len, padding;
|
|
573 ngx_uint_t i, n, next;
|
|
574 ngx_buf_t *b;
|
|
575 ngx_chain_t *cl, *body;
|
|
576 ngx_list_part_t *part;
|
|
577 ngx_table_elt_t *header;
|
|
578 ngx_http_script_code_pt code;
|
|
579 ngx_http_script_engine_t e, le;
|
|
580 ngx_http_fastcgi_header_t *h;
|
|
581 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
582 ngx_http_script_len_code_pt lcode;
|
50
|
583
|
58
|
584 len = 0;
|
50
|
585
|
|
586 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
587
|
58
|
588 if (flcf->params_len) {
|
|
589 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
50
|
590
|
340
|
591 ngx_http_script_flush_no_cacheable_variables(r, flcf->flushes);
|
122
|
592 le.flushed = 1;
|
|
593
|
58
|
594 le.ip = flcf->params_len->elts;
|
|
595 le.request = r;
|
50
|
596
|
58
|
597 while (*(uintptr_t *) le.ip) {
|
50
|
598
|
58
|
599 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
600 key_len = lcode(&le);
|
50
|
601
|
58
|
602 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
603 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
604 }
|
|
605 le.ip += sizeof(uintptr_t);
|
50
|
606
|
86
|
607 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
50
|
608 }
|
|
609 }
|
|
610
|
58
|
611 if (flcf->upstream.pass_request_headers) {
|
50
|
612
|
58
|
613 part = &r->headers_in.headers.part;
|
|
614 header = part->elts;
|
|
615
|
|
616 for (i = 0; /* void */; i++) {
|
50
|
617
|
58
|
618 if (i >= part->nelts) {
|
|
619 if (part->next == NULL) {
|
|
620 break;
|
|
621 }
|
50
|
622
|
58
|
623 part = part->next;
|
|
624 header = part->elts;
|
|
625 i = 0;
|
50
|
626 }
|
|
627
|
58
|
628 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
629 + ((header[i].value.len > 127) ? 4 : 1)
|
|
630 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
50
|
631 }
|
|
632 }
|
|
633
|
|
634
|
|
635 if (len > 65535) {
|
|
636 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
354
|
637 "fastcgi request record is too big: %uz", len);
|
50
|
638 return NGX_ERROR;
|
|
639 }
|
|
640
|
|
641
|
|
642 padding = 8 - len % 8;
|
|
643 padding = (padding == 8) ? 0 : padding;
|
|
644
|
|
645
|
|
646 size = sizeof(ngx_http_fastcgi_header_t)
|
|
647 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
648
|
|
649 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
650 + len + padding
|
|
651 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
652
|
|
653 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
654
|
|
655
|
|
656 b = ngx_create_temp_buf(r->pool, size);
|
|
657 if (b == NULL) {
|
|
658 return NGX_ERROR;
|
|
659 }
|
|
660
|
|
661 cl = ngx_alloc_chain_link(r->pool);
|
|
662 if (cl == NULL) {
|
|
663 return NGX_ERROR;
|
|
664 }
|
|
665
|
|
666 cl->buf = b;
|
|
667
|
58
|
668 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
669 sizeof(ngx_http_fastcgi_request_start_t));
|
50
|
670
|
|
671 h = (ngx_http_fastcgi_header_t *)
|
|
672 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
673 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
674
|
|
675 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
676 h->content_length_lo = (u_char) (len & 0xff);
|
|
677 h->padding_length = (u_char) padding;
|
|
678 h->reserved = 0;
|
|
679
|
|
680 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
681 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
682 + sizeof(ngx_http_fastcgi_header_t);
|
|
683
|
|
684
|
58
|
685 if (flcf->params_len) {
|
|
686 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
50
|
687
|
58
|
688 e.ip = flcf->params->elts;
|
|
689 e.pos = b->last;
|
|
690 e.request = r;
|
122
|
691 e.flushed = 1;
|
50
|
692
|
58
|
693 le.ip = flcf->params_len->elts;
|
50
|
694
|
58
|
695 while (*(uintptr_t *) le.ip) {
|
50
|
696
|
58
|
697 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
698 key_len = (u_char) lcode(&le);
|
50
|
699
|
58
|
700 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
701 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
702 }
|
|
703 le.ip += sizeof(uintptr_t);
|
50
|
704
|
86
|
705 *e.pos++ = (u_char) key_len;
|
50
|
706
|
86
|
707 if (val_len > 127) {
|
|
708 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
709 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
710 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
711 *e.pos++ = (u_char) (val_len & 0xff);
|
50
|
712
|
86
|
713 } else {
|
|
714 *e.pos++ = (u_char) val_len;
|
58
|
715 }
|
50
|
716
|
58
|
717 while (*(uintptr_t *) e.ip) {
|
|
718 code = *(ngx_http_script_code_pt *) e.ip;
|
|
719 code((ngx_http_script_engine_t *) &e);
|
|
720 }
|
|
721 e.ip += sizeof(uintptr_t);
|
370
|
722
|
|
723 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
724 "fastcgi param: \"%*s: %*s\"",
|
|
725 key_len, e.pos - (key_len + val_len),
|
|
726 val_len, e.pos - val_len);
|
50
|
727 }
|
|
728
|
58
|
729 b->last = e.pos;
|
50
|
730 }
|
|
731
|
|
732
|
58
|
733 if (flcf->upstream.pass_request_headers) {
|
50
|
734
|
58
|
735 part = &r->headers_in.headers.part;
|
|
736 header = part->elts;
|
50
|
737
|
58
|
738 for (i = 0; /* void */; i++) {
|
50
|
739
|
58
|
740 if (i >= part->nelts) {
|
|
741 if (part->next == NULL) {
|
126
|
742 break;
|
58
|
743 }
|
126
|
744
|
58
|
745 part = part->next;
|
|
746 header = part->elts;
|
|
747 i = 0;
|
|
748 }
|
50
|
749
|
58
|
750 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
751 if (len > 127) {
|
|
752 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
753 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
754 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
755 *b->last++ = (u_char) (len & 0xff);
|
126
|
756
|
58
|
757 } else {
|
|
758 *b->last++ = (u_char) len;
|
50
|
759 }
|
|
760
|
58
|
761 len = header[i].value.len;
|
|
762 if (len > 127) {
|
|
763 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
764 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
765 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
766 *b->last++ = (u_char) (len & 0xff);
|
50
|
767
|
58
|
768 } else {
|
|
769 *b->last++ = (u_char) len;
|
50
|
770 }
|
|
771
|
58
|
772 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
50
|
773
|
58
|
774 for (n = 0; n < header[i].key.len; n++) {
|
|
775 ch = header[i].key.data[n];
|
50
|
776
|
58
|
777 if (ch >= 'a' && ch <= 'z') {
|
|
778 ch &= ~0x20;
|
50
|
779
|
58
|
780 } else if (ch == '-') {
|
|
781 ch = '_';
|
|
782 }
|
50
|
783
|
58
|
784 *b->last++ = ch;
|
50
|
785 }
|
|
786
|
122
|
787 b->last = ngx_copy(b->last, header[i].value.data,
|
|
788 header[i].value.len);
|
50
|
789 }
|
|
790 }
|
|
791
|
|
792
|
|
793 if (padding) {
|
|
794 ngx_memzero(b->last, padding);
|
|
795 b->last += padding;
|
|
796 }
|
|
797
|
|
798
|
|
799 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
800 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
801
|
|
802 h->version = 1;
|
|
803 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
804 h->request_id_hi = 0;
|
|
805 h->request_id_lo = 1;
|
|
806 h->content_length_hi = 0;
|
|
807 h->content_length_lo = 0;
|
|
808 h->padding_length = 0;
|
|
809 h->reserved = 0;
|
|
810
|
|
811 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
812 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
813
|
58
|
814 if (flcf->upstream.pass_request_body) {
|
|
815 body = r->upstream->request_bufs;
|
|
816 r->upstream->request_bufs = cl;
|
50
|
817
|
|
818 #if (NGX_SUPPRESS_WARN)
|
58
|
819 file_pos = 0;
|
|
820 pos = NULL;
|
50
|
821 #endif
|
|
822
|
58
|
823 while (body) {
|
50
|
824
|
58
|
825 if (body->buf->in_file) {
|
|
826 file_pos = body->buf->file_pos;
|
50
|
827
|
58
|
828 } else {
|
|
829 pos = body->buf->pos;
|
50
|
830 }
|
|
831
|
58
|
832 next = 0;
|
50
|
833
|
58
|
834 do {
|
|
835 b = ngx_alloc_buf(r->pool);
|
|
836 if (b == NULL) {
|
|
837 return NGX_ERROR;
|
50
|
838 }
|
|
839
|
58
|
840 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
841
|
|
842 if (body->buf->in_file) {
|
|
843 b->file_pos = file_pos;
|
|
844 file_pos += 32 * 1024;
|
50
|
845
|
292
|
846 if (file_pos >= body->buf->file_last) {
|
58
|
847 file_pos = body->buf->file_last;
|
|
848 next = 1;
|
|
849 }
|
|
850
|
|
851 b->file_last = file_pos;
|
|
852 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
853
|
|
854 } else {
|
|
855 b->pos = pos;
|
|
856 pos += 32 * 1024;
|
50
|
857
|
292
|
858 if (pos >= body->buf->last) {
|
58
|
859 pos = body->buf->last;
|
|
860 next = 1;
|
|
861 }
|
|
862
|
|
863 b->last = pos;
|
|
864 len = (ngx_uint_t) (pos - b->pos);
|
|
865 }
|
50
|
866
|
58
|
867 padding = 8 - len % 8;
|
|
868 padding = (padding == 8) ? 0 : padding;
|
50
|
869
|
58
|
870 h->version = 1;
|
|
871 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
872 h->request_id_hi = 0;
|
|
873 h->request_id_lo = 1;
|
|
874 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
875 h->content_length_lo = (u_char) (len & 0xff);
|
|
876 h->padding_length = (u_char) padding;
|
|
877 h->reserved = 0;
|
50
|
878
|
58
|
879 cl->next = ngx_alloc_chain_link(r->pool);
|
|
880 if (cl->next == NULL) {
|
|
881 return NGX_ERROR;
|
|
882 }
|
50
|
883
|
58
|
884 cl = cl->next;
|
|
885 cl->buf = b;
|
|
886
|
|
887 b = ngx_create_temp_buf(r->pool,
|
|
888 sizeof(ngx_http_fastcgi_header_t)
|
|
889 + padding);
|
|
890 if (b == NULL) {
|
|
891 return NGX_ERROR;
|
|
892 }
|
50
|
893
|
58
|
894 if (padding) {
|
|
895 ngx_memzero(b->last, padding);
|
|
896 b->last += padding;
|
|
897 }
|
|
898
|
|
899 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
900 b->last += sizeof(ngx_http_fastcgi_header_t);
|
50
|
901
|
58
|
902 cl->next = ngx_alloc_chain_link(r->pool);
|
|
903 if (cl->next == NULL) {
|
|
904 return NGX_ERROR;
|
|
905 }
|
|
906
|
|
907 cl = cl->next;
|
|
908 cl->buf = b;
|
50
|
909
|
58
|
910 } while (!next);
|
50
|
911
|
58
|
912 body = body->next;
|
|
913 }
|
50
|
914
|
58
|
915 } else {
|
|
916 r->upstream->request_bufs = cl;
|
50
|
917 }
|
|
918
|
|
919 h->version = 1;
|
|
920 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
921 h->request_id_hi = 0;
|
|
922 h->request_id_lo = 1;
|
|
923 h->content_length_hi = 0;
|
|
924 h->content_length_lo = 0;
|
|
925 h->padding_length = 0;
|
|
926 h->reserved = 0;
|
|
927
|
|
928 cl->next = NULL;
|
|
929
|
|
930 return NGX_OK;
|
|
931 }
|
|
932
|
|
933
|
|
934 static ngx_int_t
|
|
935 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
936 {
|
|
937 ngx_http_fastcgi_ctx_t *f;
|
|
938
|
|
939 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
940
|
|
941 if (f == NULL) {
|
|
942 return NGX_OK;
|
|
943 }
|
|
944
|
|
945 f->state = ngx_http_fastcgi_st_version;
|
164
|
946 f->fastcgi_stdout = 0;
|
50
|
947
|
|
948 return NGX_OK;
|
|
949 }
|
|
950
|
|
951
|
56
|
952 static ngx_int_t
|
|
953 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
50
|
954 {
|
316
|
955 u_char *p, *start, *last, *part_start;
|
|
956 size_t size;
|
306
|
957 ngx_str_t *status_line, line, *pattern;
|
58
|
958 ngx_int_t rc, status;
|
316
|
959 ngx_buf_t buf;
|
198
|
960 ngx_uint_t i;
|
58
|
961 ngx_table_elt_t *h;
|
|
962 ngx_http_upstream_t *u;
|
|
963 ngx_http_fastcgi_ctx_t *f;
|
|
964 ngx_http_upstream_header_t *hh;
|
306
|
965 ngx_http_fastcgi_loc_conf_t *flcf;
|
316
|
966 ngx_http_fastcgi_split_part_t *part;
|
58
|
967 ngx_http_upstream_main_conf_t *umcf;
|
50
|
968
|
|
969 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
970
|
58
|
971 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
972
|
50
|
973 u = r->upstream;
|
|
974
|
|
975 for ( ;; ) {
|
|
976
|
|
977 if (f->state < ngx_http_fastcgi_st_data) {
|
|
978
|
130
|
979 f->pos = u->buffer.pos;
|
|
980 f->last = u->buffer.last;
|
50
|
981
|
|
982 rc = ngx_http_fastcgi_process_record(r, f);
|
|
983
|
130
|
984 u->buffer.pos = f->pos;
|
|
985 u->buffer.last = f->last;
|
50
|
986
|
|
987 if (rc == NGX_AGAIN) {
|
|
988 return NGX_AGAIN;
|
|
989 }
|
|
990
|
|
991 if (rc == NGX_ERROR) {
|
|
992 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
993 }
|
|
994
|
|
995 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
996 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
997 {
|
|
998 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
999 "upstream sent unexpected FastCGI record: %d",
|
|
1000 f->type);
|
|
1001
|
|
1002 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1003 }
|
|
1004
|
|
1005 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1006 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1007 "upstream closed prematurely FastCGI stdout");
|
|
1008
|
|
1009 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1010 }
|
|
1011 }
|
|
1012
|
|
1013 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1014
|
130
|
1015 if (u->buffer.pos + f->padding < u->buffer.last) {
|
50
|
1016 f->state = ngx_http_fastcgi_st_version;
|
130
|
1017 u->buffer.pos += f->padding;
|
50
|
1018
|
|
1019 continue;
|
|
1020 }
|
|
1021
|
130
|
1022 if (u->buffer.pos + f->padding == u->buffer.last) {
|
50
|
1023 f->state = ngx_http_fastcgi_st_version;
|
130
|
1024 u->buffer.pos = u->buffer.last;
|
50
|
1025
|
|
1026 return NGX_AGAIN;
|
|
1027 }
|
|
1028
|
130
|
1029 f->padding -= u->buffer.last - u->buffer.pos;
|
|
1030 u->buffer.pos = u->buffer.last;
|
50
|
1031
|
|
1032 return NGX_AGAIN;
|
|
1033 }
|
|
1034
|
|
1035
|
|
1036 /* f->state == ngx_http_fastcgi_st_data */
|
|
1037
|
|
1038 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1039
|
|
1040 if (f->length) {
|
130
|
1041 line.data = u->buffer.pos;
|
50
|
1042
|
130
|
1043 if (u->buffer.pos + f->length <= u->buffer.last) {
|
50
|
1044 line.len = f->length;
|
130
|
1045 u->buffer.pos += f->length;
|
50
|
1046 f->length = 0;
|
|
1047 f->state = ngx_http_fastcgi_st_padding;
|
|
1048
|
126
|
1049 } else {
|
130
|
1050 line.len = u->buffer.last - u->buffer.pos;
|
|
1051 f->length -= u->buffer.last - u->buffer.pos;
|
|
1052 u->buffer.pos = u->buffer.last;
|
50
|
1053 }
|
|
1054
|
|
1055 while (line.data[line.len - 1] == LF
|
|
1056 || line.data[line.len - 1] == CR
|
|
1057 || line.data[line.len - 1] == '.'
|
|
1058 || line.data[line.len - 1] == ' ')
|
|
1059 {
|
|
1060 line.len--;
|
|
1061 }
|
|
1062
|
|
1063 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1064 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1065
|
306
|
1066 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
1067
|
|
1068 if (flcf->catch_stderr) {
|
|
1069 pattern = flcf->catch_stderr->elts;
|
|
1070
|
|
1071 line.data[line.len - 1] = '\0';
|
|
1072
|
|
1073 for (i = 0; i < flcf->catch_stderr->nelts; i++) {
|
|
1074 if (ngx_strstr(line.data, pattern[i].data)) {
|
356
|
1075 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
306
|
1076 }
|
|
1077 }
|
|
1078 }
|
|
1079
|
130
|
1080 if (u->buffer.pos == u->buffer.last) {
|
164
|
1081
|
|
1082 if (!f->fastcgi_stdout) {
|
|
1083
|
|
1084 /*
|
|
1085 * the special handling the large number
|
|
1086 * of the PHP warnings to not allocate memory
|
|
1087 */
|
|
1088
|
|
1089 u->buffer.pos = u->buffer.start;
|
|
1090 u->buffer.last = u->buffer.start;
|
|
1091 }
|
|
1092
|
50
|
1093 return NGX_AGAIN;
|
|
1094 }
|
|
1095
|
|
1096 } else {
|
|
1097 f->state = ngx_http_fastcgi_st_version;
|
|
1098 }
|
|
1099
|
|
1100 continue;
|
|
1101 }
|
|
1102
|
|
1103
|
|
1104 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1105
|
164
|
1106 f->fastcgi_stdout = 1;
|
|
1107
|
130
|
1108 start = u->buffer.pos;
|
50
|
1109
|
130
|
1110 if (u->buffer.pos + f->length < u->buffer.last) {
|
50
|
1111
|
|
1112 /*
|
130
|
1113 * set u->buffer.last to the end of the FastCGI record data
|
50
|
1114 * for ngx_http_parse_header_line()
|
|
1115 */
|
|
1116
|
130
|
1117 last = u->buffer.last;
|
|
1118 u->buffer.last = u->buffer.pos + f->length;
|
50
|
1119
|
|
1120 } else {
|
|
1121 last = NULL;
|
|
1122 }
|
|
1123
|
|
1124 for ( ;; ) {
|
|
1125
|
316
|
1126 part_start = u->buffer.pos;
|
|
1127
|
412
|
1128 rc = ngx_http_parse_header_line(r, &u->buffer, 1);
|
50
|
1129
|
|
1130 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1131 "http fastcgi parser: %d", rc);
|
|
1132
|
|
1133 if (rc == NGX_AGAIN) {
|
|
1134 break;
|
|
1135 }
|
|
1136
|
|
1137 if (rc == NGX_OK) {
|
|
1138
|
|
1139 /* a header line has been parsed successfully */
|
|
1140
|
58
|
1141 h = ngx_list_push(&u->headers_in.headers);
|
50
|
1142 if (h == NULL) {
|
356
|
1143 return NGX_ERROR;
|
50
|
1144 }
|
|
1145
|
316
|
1146 if (f->split_parts && f->split_parts->nelts) {
|
|
1147
|
|
1148 part = f->split_parts->elts;
|
|
1149 size = u->buffer.pos - part_start;
|
|
1150
|
|
1151 for (i = 0; i < f->split_parts->nelts; i++) {
|
|
1152 size += part[i].end - part[i].start;
|
|
1153 }
|
|
1154
|
382
|
1155 p = ngx_pnalloc(r->pool, size);
|
316
|
1156 if (p == NULL) {
|
356
|
1157 return NGX_ERROR;
|
316
|
1158 }
|
|
1159
|
|
1160 buf.pos = p;
|
|
1161
|
|
1162 for (i = 0; i < f->split_parts->nelts; i++) {
|
|
1163 p = ngx_cpymem(p, part[i].start,
|
|
1164 part[i].end - part[i].start);
|
|
1165 }
|
|
1166
|
|
1167 p = ngx_cpymem(p, part_start, u->buffer.pos - part_start);
|
|
1168
|
|
1169 buf.last = p;
|
|
1170
|
|
1171 f->split_parts->nelts = 0;
|
|
1172
|
412
|
1173 rc = ngx_http_parse_header_line(r, &buf, 1);
|
316
|
1174
|
|
1175 h->key.len = r->header_name_end - r->header_name_start;
|
|
1176 h->key.data = r->header_name_start;
|
|
1177 h->key.data[h->key.len] = '\0';
|
|
1178
|
|
1179 h->value.len = r->header_end - r->header_start;
|
|
1180 h->value.data = r->header_start;
|
|
1181 h->value.data[h->value.len] = '\0';
|
|
1182
|
382
|
1183 h->lowcase_key = ngx_pnalloc(r->pool, h->key.len);
|
316
|
1184 if (h->lowcase_key == NULL) {
|
356
|
1185 return NGX_ERROR;
|
316
|
1186 }
|
|
1187
|
|
1188 } else {
|
|
1189
|
|
1190 h->key.len = r->header_name_end - r->header_name_start;
|
|
1191 h->value.len = r->header_end - r->header_start;
|
|
1192
|
382
|
1193 h->key.data = ngx_pnalloc(r->pool,
|
|
1194 h->key.len + 1 + h->value.len + 1
|
|
1195 + h->key.len);
|
316
|
1196 if (h->key.data == NULL) {
|
356
|
1197 return NGX_ERROR;
|
316
|
1198 }
|
|
1199
|
|
1200 h->value.data = h->key.data + h->key.len + 1;
|
|
1201 h->lowcase_key = h->key.data + h->key.len + 1
|
|
1202 + h->value.len + 1;
|
|
1203
|
|
1204 ngx_cpystrn(h->key.data, r->header_name_start,
|
|
1205 h->key.len + 1);
|
|
1206 ngx_cpystrn(h->value.data, r->header_start,
|
|
1207 h->value.len + 1);
|
|
1208 }
|
|
1209
|
58
|
1210 h->hash = r->header_hash;
|
|
1211
|
198
|
1212 if (h->key.len == r->lowcase_index) {
|
|
1213 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len);
|
|
1214
|
|
1215 } else {
|
392
|
1216 ngx_strlow(h->lowcase_key, h->key.data, h->key.len);
|
50
|
1217 }
|
|
1218
|
198
|
1219 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash,
|
|
1220 h->lowcase_key, h->key.len);
|
|
1221
|
|
1222 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) {
|
356
|
1223 return NGX_ERROR;
|
198
|
1224 }
|
|
1225
|
50
|
1226 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1227 "http fastcgi header: \"%V: %V\"",
|
|
1228 &h->key, &h->value);
|
|
1229
|
164
|
1230 if (u->buffer.pos < u->buffer.last) {
|
|
1231 continue;
|
|
1232 }
|
|
1233
|
|
1234 /* the end of the FastCGI record */
|
|
1235
|
|
1236 break;
|
50
|
1237 }
|
|
1238
|
|
1239 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1240
|
|
1241 /* a whole header has been parsed successfully */
|
|
1242
|
|
1243 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1244 "http fastcgi header done");
|
|
1245
|
58
|
1246 if (u->headers_in.status) {
|
|
1247 status_line = &u->headers_in.status->value;
|
50
|
1248
|
|
1249 status = ngx_atoi(status_line->data, 3);
|
|
1250
|
|
1251 if (status == NGX_ERROR) {
|
356
|
1252 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1253 "upstream sent invalid status \"%V\"",
|
|
1254 status_line);
|
|
1255 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
50
|
1256 }
|
|
1257
|
78
|
1258 u->headers_in.status_n = status;
|
|
1259 u->headers_in.status_line = *status_line;
|
50
|
1260
|
392
|
1261 } else if (u->headers_in.location) {
|
|
1262 u->headers_in.status_n = 302;
|
|
1263 u->headers_in.status_line.len =
|
|
1264 sizeof("302 Moved Temporarily") - 1;
|
|
1265 u->headers_in.status_line.data =
|
404
|
1266 (u_char *) "302 Moved Temporarily";
|
392
|
1267
|
50
|
1268 } else {
|
78
|
1269 u->headers_in.status_n = 200;
|
|
1270 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
1271 u->headers_in.status_line.data = (u_char *) "200 OK";
|
50
|
1272 }
|
|
1273
|
78
|
1274 u->state->status = u->headers_in.status_n;
|
50
|
1275 #if 0
|
340
|
1276 if (u->cacheable) {
|
|
1277 u->cacheable = ngx_http_upstream_is_cacheable(r);
|
50
|
1278 }
|
|
1279 #endif
|
|
1280
|
|
1281 break;
|
|
1282 }
|
|
1283
|
|
1284 /* there was error while a header line parsing */
|
|
1285
|
|
1286 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
168
|
1287 "upstream sent invalid header");
|
50
|
1288
|
|
1289 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
1290 }
|
|
1291
|
|
1292 if (last) {
|
130
|
1293 u->buffer.last = last;
|
50
|
1294 }
|
|
1295
|
130
|
1296 f->length -= u->buffer.pos - start;
|
50
|
1297
|
|
1298 if (f->length == 0) {
|
|
1299 if (f->padding) {
|
|
1300 f->state = ngx_http_fastcgi_st_padding;
|
|
1301 } else {
|
|
1302 f->state = ngx_http_fastcgi_st_version;
|
|
1303 }
|
|
1304 }
|
|
1305
|
164
|
1306 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
1307 return NGX_OK;
|
|
1308 }
|
|
1309
|
316
|
1310 if (rc == NGX_OK) {
|
374
|
1311 continue;
|
164
|
1312 }
|
|
1313
|
316
|
1314 /* rc == NGX_AGAIN */
|
|
1315
|
|
1316 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1317 "upstream split a header line in FastCGI records");
|
|
1318
|
|
1319 if (f->split_parts == NULL) {
|
|
1320 f->split_parts = ngx_array_create(r->pool, 1,
|
|
1321 sizeof(ngx_http_fastcgi_split_part_t));
|
|
1322 if (f->split_parts == NULL) {
|
356
|
1323 return NGX_ERROR;
|
316
|
1324 }
|
164
|
1325 }
|
316
|
1326
|
|
1327 part = ngx_array_push(f->split_parts);
|
|
1328
|
|
1329 part->start = part_start;
|
|
1330 part->end = u->buffer.last;
|
|
1331
|
|
1332 return NGX_AGAIN;
|
50
|
1333 }
|
|
1334 }
|
|
1335
|
|
1336
|
|
1337 static ngx_int_t
|
|
1338 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
1339 {
|
|
1340 ngx_int_t rc;
|
|
1341 ngx_buf_t *b, **prev;
|
|
1342 ngx_str_t line;
|
|
1343 ngx_chain_t *cl;
|
|
1344 ngx_http_request_t *r;
|
|
1345 ngx_http_fastcgi_ctx_t *f;
|
|
1346
|
|
1347 if (buf->pos == buf->last) {
|
|
1348 return NGX_OK;
|
|
1349 }
|
|
1350
|
|
1351 r = p->input_ctx;
|
|
1352 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
1353
|
|
1354 b = NULL;
|
|
1355 prev = &buf->shadow;
|
|
1356
|
|
1357 f->pos = buf->pos;
|
|
1358 f->last = buf->last;
|
|
1359
|
|
1360 for ( ;; ) {
|
|
1361 if (f->state < ngx_http_fastcgi_st_data) {
|
|
1362
|
|
1363 rc = ngx_http_fastcgi_process_record(r, f);
|
|
1364
|
|
1365 if (rc == NGX_AGAIN) {
|
|
1366 break;
|
|
1367 }
|
|
1368
|
|
1369 if (rc == NGX_ERROR) {
|
|
1370 return NGX_ERROR;
|
|
1371 }
|
|
1372
|
|
1373 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
1374 f->state = ngx_http_fastcgi_st_version;
|
|
1375 p->upstream_done = 1;
|
|
1376
|
|
1377 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1378 "http fastcgi closed stdout");
|
|
1379
|
|
1380 continue;
|
|
1381 }
|
|
1382
|
|
1383 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
1384 f->state = ngx_http_fastcgi_st_version;
|
|
1385 p->upstream_done = 1;
|
|
1386
|
|
1387 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
1388 "http fastcgi sent end request");
|
|
1389
|
|
1390 break;
|
|
1391 }
|
|
1392 }
|
|
1393
|
|
1394
|
|
1395 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
1396
|
|
1397 if (f->pos + f->padding < f->last) {
|
|
1398 f->state = ngx_http_fastcgi_st_version;
|
|
1399 f->pos += f->padding;
|
|
1400
|
|
1401 continue;
|
|
1402 }
|
|
1403
|
|
1404 if (f->pos + f->padding == f->last) {
|
|
1405 f->state = ngx_http_fastcgi_st_version;
|
|
1406
|
|
1407 break;
|
|
1408 }
|
|
1409
|
|
1410 f->padding -= f->last - f->pos;
|
|
1411
|
|
1412 break;
|
|
1413 }
|
|
1414
|
|
1415
|
|
1416 /* f->state == ngx_http_fastcgi_st_data */
|
|
1417
|
|
1418 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
1419
|
|
1420 if (f->length) {
|
188
|
1421
|
|
1422 if (f->pos == f->last) {
|
|
1423 break;
|
|
1424 }
|
|
1425
|
50
|
1426 line.data = f->pos;
|
|
1427
|
|
1428 if (f->pos + f->length <= f->last) {
|
|
1429 line.len = f->length;
|
|
1430 f->pos += f->length;
|
|
1431 f->length = 0;
|
|
1432 f->state = ngx_http_fastcgi_st_padding;
|
|
1433
|
126
|
1434 } else {
|
50
|
1435 line.len = f->last - f->pos;
|
|
1436 f->length -= f->last - f->pos;
|
|
1437 f->pos = f->last;
|
|
1438 }
|
|
1439
|
|
1440 while (line.data[line.len - 1] == LF
|
|
1441 || line.data[line.len - 1] == CR
|
|
1442 || line.data[line.len - 1] == '.'
|
|
1443 || line.data[line.len - 1] == ' ')
|
|
1444 {
|
|
1445 line.len--;
|
|
1446 }
|
|
1447
|
|
1448 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
1449 "FastCGI sent in stderr: \"%V\"", &line);
|
|
1450
|
|
1451 if (f->pos == f->last) {
|
|
1452 break;
|
|
1453 }
|
|
1454
|
|
1455 } else {
|
|
1456 f->state = ngx_http_fastcgi_st_version;
|
|
1457 }
|
|
1458
|
|
1459 continue;
|
|
1460 }
|
|
1461
|
|
1462
|
|
1463 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
1464
|
188
|
1465 if (f->pos == f->last) {
|
|
1466 break;
|
|
1467 }
|
|
1468
|
50
|
1469 if (p->free) {
|
|
1470 b = p->free->buf;
|
|
1471 p->free = p->free->next;
|
|
1472
|
|
1473 } else {
|
|
1474 b = ngx_alloc_buf(p->pool);
|
|
1475 if (b == NULL) {
|
|
1476 return NGX_ERROR;
|
|
1477 }
|
|
1478 }
|
|
1479
|
|
1480 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
1481
|
|
1482 b->pos = f->pos;
|
|
1483 b->start = buf->start;
|
|
1484 b->end = buf->end;
|
|
1485 b->tag = p->tag;
|
|
1486 b->temporary = 1;
|
|
1487 b->recycled = 1;
|
|
1488
|
|
1489 *prev = b;
|
|
1490 prev = &b->shadow;
|
|
1491
|
|
1492 cl = ngx_alloc_chain_link(p->pool);
|
|
1493 if (cl == NULL) {
|
|
1494 return NGX_ERROR;
|
|
1495 }
|
|
1496
|
|
1497 cl->buf = b;
|
|
1498 cl->next = NULL;
|
|
1499
|
|
1500 if (p->in) {
|
|
1501 *p->last_in = cl;
|
|
1502 } else {
|
|
1503 p->in = cl;
|
|
1504 }
|
|
1505 p->last_in = &cl->next;
|
|
1506
|
|
1507
|
|
1508 /* STUB */ b->num = buf->num;
|
|
1509
|
274
|
1510 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0,
|
276
|
1511 "input buf #%d %p", b->num, b->pos);
|
50
|
1512
|
|
1513 if (f->pos + f->length < f->last) {
|
|
1514
|
|
1515 if (f->padding) {
|
|
1516 f->state = ngx_http_fastcgi_st_padding;
|
|
1517 } else {
|
|
1518 f->state = ngx_http_fastcgi_st_version;
|
|
1519 }
|
|
1520
|
|
1521 f->pos += f->length;
|
|
1522 b->last = f->pos;
|
|
1523
|
|
1524 continue;
|
|
1525 }
|
|
1526
|
|
1527 if (f->pos + f->length == f->last) {
|
|
1528
|
|
1529 if (f->padding) {
|
|
1530 f->state = ngx_http_fastcgi_st_padding;
|
|
1531 } else {
|
|
1532 f->state = ngx_http_fastcgi_st_version;
|
|
1533 }
|
|
1534
|
|
1535 b->last = f->last;
|
|
1536
|
|
1537 break;
|
|
1538 }
|
|
1539
|
|
1540 f->length -= f->last - f->pos;
|
|
1541
|
|
1542 b->last = f->last;
|
|
1543
|
|
1544 break;
|
|
1545
|
|
1546 }
|
|
1547
|
|
1548 if (b) {
|
|
1549 b->shadow = buf;
|
|
1550 b->last_shadow = 1;
|
|
1551
|
274
|
1552 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0,
|
276
|
1553 "input buf %p %z", b->pos, b->last - b->pos);
|
274
|
1554
|
50
|
1555 return NGX_OK;
|
|
1556 }
|
|
1557
|
|
1558 /* there is no data record in the buf, add it to free chain */
|
|
1559
|
|
1560 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
1561 return NGX_ERROR;
|
|
1562 }
|
|
1563
|
|
1564 return NGX_OK;
|
|
1565 }
|
|
1566
|
|
1567
|
|
1568 static ngx_int_t
|
|
1569 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
1570 ngx_http_fastcgi_ctx_t *f)
|
|
1571 {
|
|
1572 u_char ch, *p;
|
|
1573 ngx_http_fastcgi_state_e state;
|
|
1574
|
|
1575 state = f->state;
|
|
1576
|
|
1577 for (p = f->pos; p < f->last; p++) {
|
|
1578
|
|
1579 ch = *p;
|
|
1580
|
|
1581 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1582 "http fastcgi record byte: %02Xd", ch);
|
|
1583
|
|
1584 switch (state) {
|
|
1585
|
|
1586 case ngx_http_fastcgi_st_version:
|
|
1587 if (ch != 1) {
|
|
1588 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1589 "upstream sent unsupported FastCGI "
|
|
1590 "protocol version: %d", ch);
|
|
1591 return NGX_ERROR;
|
|
1592 }
|
|
1593 state = ngx_http_fastcgi_st_type;
|
|
1594 break;
|
|
1595
|
|
1596 case ngx_http_fastcgi_st_type:
|
|
1597 switch (ch) {
|
|
1598 case NGX_HTTP_FASTCGI_STDOUT:
|
|
1599 case NGX_HTTP_FASTCGI_STDERR:
|
|
1600 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
1601 f->type = (ngx_uint_t) ch;
|
|
1602 break;
|
|
1603 default:
|
|
1604 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1605 "upstream sent invalid FastCGI "
|
|
1606 "record type: %d", ch);
|
|
1607 return NGX_ERROR;
|
|
1608
|
|
1609 }
|
|
1610 state = ngx_http_fastcgi_st_request_id_hi;
|
|
1611 break;
|
|
1612
|
|
1613 /* we support the single request per connection */
|
|
1614
|
|
1615 case ngx_http_fastcgi_st_request_id_hi:
|
|
1616 if (ch != 0) {
|
|
1617 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1618 "upstream sent unexpected FastCGI "
|
|
1619 "request id high byte: %d", ch);
|
|
1620 return NGX_ERROR;
|
|
1621 }
|
|
1622 state = ngx_http_fastcgi_st_request_id_lo;
|
|
1623 break;
|
|
1624
|
|
1625 case ngx_http_fastcgi_st_request_id_lo:
|
|
1626 if (ch != 1) {
|
|
1627 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
1628 "upstream sent unexpected FastCGI "
|
|
1629 "request id low byte: %d", ch);
|
|
1630 return NGX_ERROR;
|
|
1631 }
|
|
1632 state = ngx_http_fastcgi_st_content_length_hi;
|
|
1633 break;
|
|
1634
|
|
1635 case ngx_http_fastcgi_st_content_length_hi:
|
|
1636 f->length = ch << 8;
|
|
1637 state = ngx_http_fastcgi_st_content_length_lo;
|
|
1638 break;
|
|
1639
|
|
1640 case ngx_http_fastcgi_st_content_length_lo:
|
|
1641 f->length |= (size_t) ch;
|
|
1642 state = ngx_http_fastcgi_st_padding_length;
|
|
1643 break;
|
|
1644
|
|
1645 case ngx_http_fastcgi_st_padding_length:
|
|
1646 f->padding = (size_t) ch;
|
|
1647 state = ngx_http_fastcgi_st_reserved;
|
|
1648 break;
|
|
1649
|
|
1650 case ngx_http_fastcgi_st_reserved:
|
|
1651 state = ngx_http_fastcgi_st_data;
|
|
1652
|
|
1653 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1654 "http fastcgi record length: %z", f->length);
|
|
1655
|
|
1656 f->pos = p + 1;
|
|
1657 f->state = state;
|
|
1658
|
|
1659 return NGX_OK;
|
|
1660
|
|
1661 /* suppress warning */
|
|
1662 case ngx_http_fastcgi_st_data:
|
|
1663 case ngx_http_fastcgi_st_padding:
|
|
1664 break;
|
|
1665 }
|
|
1666 }
|
|
1667
|
|
1668 f->state = state;
|
|
1669
|
|
1670 return NGX_AGAIN;
|
|
1671 }
|
|
1672
|
|
1673
|
|
1674 static void
|
|
1675 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
1676 {
|
|
1677 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1678 "abort http fastcgi request");
|
|
1679
|
|
1680 return;
|
|
1681 }
|
|
1682
|
|
1683
|
|
1684 static void
|
|
1685 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
1686 {
|
|
1687 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
1688 "finalize http fastcgi request");
|
|
1689
|
|
1690 return;
|
|
1691 }
|
|
1692
|
|
1693
|
58
|
1694 static ngx_int_t
|
|
1695 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
50
|
1696 {
|
438
|
1697 ngx_http_variable_t *var, *v;
|
|
1698
|
|
1699 for (v = ngx_http_fastcgi_vars; v->name.len; v++) {
|
|
1700 var = ngx_http_add_variable(cf, &v->name, v->flags);
|
|
1701 if (var == NULL) {
|
|
1702 return NGX_ERROR;
|
|
1703 }
|
|
1704
|
|
1705 var->get_handler = v->get_handler;
|
|
1706 var->data = v->data;
|
50
|
1707 }
|
|
1708
|
58
|
1709 return NGX_OK;
|
50
|
1710 }
|
|
1711
|
|
1712
|
|
1713 static void *
|
|
1714 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
1715 {
|
|
1716 ngx_http_fastcgi_loc_conf_t *conf;
|
|
1717
|
|
1718 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
1719 if (conf == NULL) {
|
|
1720 return NGX_CONF_ERROR;
|
|
1721 }
|
|
1722
|
|
1723 /*
|
|
1724 * set by ngx_pcalloc():
|
|
1725 *
|
|
1726 * conf->upstream.bufs.num = 0;
|
|
1727 * conf->upstream.next_upstream = 0;
|
|
1728 * conf->upstream.temp_path = NULL;
|
198
|
1729 * conf->upstream.hide_headers_hash = { NULL, 0 };
|
58
|
1730 * conf->upstream.uri = { 0, NULL };
|
|
1731 * conf->upstream.location = NULL;
|
320
|
1732 * conf->upstream.store_lengths = NULL;
|
|
1733 * conf->upstream.store_values = NULL;
|
58
|
1734 *
|
50
|
1735 * conf->index.len = 0;
|
|
1736 * conf->index.data = NULL;
|
|
1737 */
|
|
1738
|
320
|
1739 conf->upstream.store = NGX_CONF_UNSET;
|
|
1740 conf->upstream.store_access = NGX_CONF_UNSET_UINT;
|
130
|
1741 conf->upstream.buffering = NGX_CONF_UNSET;
|
178
|
1742 conf->upstream.ignore_client_abort = NGX_CONF_UNSET;
|
130
|
1743
|
50
|
1744 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
1745 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
56
|
1746 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
1747
|
50
|
1748 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
130
|
1749 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
78
|
1750
|
|
1751 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
126
|
1752 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
78
|
1753 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
58
|
1754
|
|
1755 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
1756 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
1757
|
356
|
1758 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR;
|
|
1759 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR;
|
|
1760
|
206
|
1761 conf->upstream.intercept_errors = NGX_CONF_UNSET;
|
50
|
1762
|
|
1763 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
1764 conf->upstream.cyclic_temp_file = 0;
|
|
1765
|
332
|
1766 conf->catch_stderr = NGX_CONF_UNSET_PTR;
|
|
1767
|
50
|
1768 return conf;
|
|
1769 }
|
|
1770
|
|
1771
|
|
1772 static char *
|
|
1773 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
1774 {
|
|
1775 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
1776 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
1777
|
58
|
1778 u_char *p;
|
|
1779 size_t size;
|
|
1780 uintptr_t *code;
|
356
|
1781 ngx_uint_t i;
|
198
|
1782 ngx_keyval_t *src;
|
|
1783 ngx_hash_init_t hash;
|
58
|
1784 ngx_http_script_compile_t sc;
|
|
1785 ngx_http_script_copy_code_t *copy;
|
50
|
1786
|
320
|
1787 if (conf->upstream.store != 0) {
|
|
1788 ngx_conf_merge_value(conf->upstream.store,
|
|
1789 prev->upstream.store, 0);
|
|
1790
|
|
1791 if (conf->upstream.store_lengths == NULL) {
|
|
1792 conf->upstream.store_lengths = prev->upstream.store_lengths;
|
|
1793 conf->upstream.store_values = prev->upstream.store_values;
|
|
1794 }
|
|
1795 }
|
|
1796
|
|
1797 ngx_conf_merge_uint_value(conf->upstream.store_access,
|
|
1798 prev->upstream.store_access, 0600);
|
318
|
1799
|
130
|
1800 ngx_conf_merge_value(conf->upstream.buffering,
|
|
1801 prev->upstream.buffering, 1);
|
|
1802
|
178
|
1803 ngx_conf_merge_value(conf->upstream.ignore_client_abort,
|
|
1804 prev->upstream.ignore_client_abort, 0);
|
|
1805
|
50
|
1806 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
1807 prev->upstream.connect_timeout, 60000);
|
56
|
1808
|
50
|
1809 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
1810 prev->upstream.send_timeout, 60000);
|
|
1811
|
|
1812 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
1813 prev->upstream.read_timeout, 60000);
|
|
1814
|
56
|
1815 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
1816 prev->upstream.send_lowat, 0);
|
50
|
1817
|
130
|
1818 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
1819 prev->upstream.buffer_size,
|
50
|
1820 (size_t) ngx_pagesize);
|
|
1821
|
56
|
1822
|
50
|
1823 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
1824 8, ngx_pagesize);
|
|
1825
|
|
1826 if (conf->upstream.bufs.num < 2) {
|
|
1827 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1828 "there must be at least 2 \"fastcgi_buffers\"");
|
|
1829 return NGX_CONF_ERROR;
|
|
1830 }
|
|
1831
|
|
1832
|
130
|
1833 size = conf->upstream.buffer_size;
|
50
|
1834 if (size < conf->upstream.bufs.size) {
|
|
1835 size = conf->upstream.bufs.size;
|
|
1836 }
|
|
1837
|
|
1838
|
78
|
1839 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
1840 prev->upstream.busy_buffers_size_conf,
|
50
|
1841 NGX_CONF_UNSET_SIZE);
|
|
1842
|
78
|
1843 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1844 conf->upstream.busy_buffers_size = 2 * size;
|
78
|
1845 } else {
|
|
1846 conf->upstream.busy_buffers_size =
|
|
1847 conf->upstream.busy_buffers_size_conf;
|
|
1848 }
|
50
|
1849
|
78
|
1850 if (conf->upstream.busy_buffers_size < size) {
|
50
|
1851 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1852 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
288
|
1853 "maximum of the value of \"fastcgi_buffer_size\" and "
|
50
|
1854 "one of the \"fastcgi_buffers\"");
|
|
1855
|
|
1856 return NGX_CONF_ERROR;
|
78
|
1857 }
|
50
|
1858
|
78
|
1859 if (conf->upstream.busy_buffers_size
|
|
1860 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
50
|
1861 {
|
|
1862 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1863 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
1864 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
1865
|
|
1866 return NGX_CONF_ERROR;
|
|
1867 }
|
|
1868
|
|
1869
|
78
|
1870 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
1871 prev->upstream.temp_file_write_size_conf,
|
50
|
1872 NGX_CONF_UNSET_SIZE);
|
|
1873
|
78
|
1874 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1875 conf->upstream.temp_file_write_size = 2 * size;
|
78
|
1876 } else {
|
|
1877 conf->upstream.temp_file_write_size =
|
|
1878 conf->upstream.temp_file_write_size_conf;
|
|
1879 }
|
50
|
1880
|
78
|
1881 if (conf->upstream.temp_file_write_size < size) {
|
50
|
1882 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1883 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
288
|
1884 "maximum of the value of \"fastcgi_buffer_size\" and "
|
50
|
1885 "one of the \"fastcgi_buffers\"");
|
|
1886
|
|
1887 return NGX_CONF_ERROR;
|
|
1888 }
|
|
1889
|
|
1890
|
78
|
1891 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
1892 prev->upstream.max_temp_file_size_conf,
|
50
|
1893 NGX_CONF_UNSET_SIZE);
|
|
1894
|
78
|
1895 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
50
|
1896 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
78
|
1897 } else {
|
|
1898 conf->upstream.max_temp_file_size =
|
|
1899 conf->upstream.max_temp_file_size_conf;
|
|
1900 }
|
50
|
1901
|
78
|
1902 if (conf->upstream.max_temp_file_size != 0
|
|
1903 && conf->upstream.max_temp_file_size < size)
|
50
|
1904 {
|
|
1905 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
1906 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
1907 "the temporary files usage or must be equal or bigger than "
|
288
|
1908 "maximum of the value of \"fastcgi_buffer_size\" and "
|
50
|
1909 "one of the \"fastcgi_buffers\"");
|
|
1910
|
|
1911 return NGX_CONF_ERROR;
|
|
1912 }
|
|
1913
|
|
1914
|
|
1915 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
1916 prev->upstream.next_upstream,
|
|
1917 (NGX_CONF_BITMASK_SET
|
|
1918 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
1919 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
1920
|
214
|
1921 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) {
|
|
1922 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET
|
|
1923 |NGX_HTTP_UPSTREAM_FT_OFF;
|
|
1924 }
|
|
1925
|
50
|
1926 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
1927 prev->upstream.temp_path,
|
|
1928 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
1929 ngx_garbage_collector_temp_handler, cf);
|
|
1930
|
58
|
1931 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
1932 prev->upstream.pass_request_headers, 1);
|
|
1933 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
1934 prev->upstream.pass_request_body, 1);
|
|
1935
|
206
|
1936 ngx_conf_merge_value(conf->upstream.intercept_errors,
|
|
1937 prev->upstream.intercept_errors, 0);
|
58
|
1938
|
306
|
1939 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL);
|
|
1940
|
56
|
1941
|
50
|
1942 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
1943
|
356
|
1944 hash.max_size = 512;
|
|
1945 hash.bucket_size = ngx_align(64, ngx_cacheline_size);
|
|
1946 hash.name = "fastcgi_hide_headers_hash";
|
|
1947
|
|
1948 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream,
|
|
1949 &prev->upstream,
|
|
1950 ngx_http_fastcgi_hide_headers,
|
|
1951 &hash)
|
198
|
1952 != NGX_OK)
|
|
1953 {
|
|
1954 return NGX_CONF_ERROR;
|
|
1955 }
|
|
1956
|
260
|
1957 if (conf->upstream.upstream == NULL) {
|
|
1958 conf->upstream.upstream = prev->upstream.upstream;
|
430
|
1959 }
|
|
1960
|
|
1961 if (conf->fastcgi_lengths == NULL) {
|
|
1962 conf->fastcgi_lengths = prev->fastcgi_lengths;
|
|
1963 conf->fastcgi_values = prev->fastcgi_values;
|
56
|
1964 }
|
|
1965
|
438
|
1966 #if (NGX_PCRE)
|
|
1967 if (conf->split_regex == NULL) {
|
|
1968 conf->split_regex = prev->split_regex;
|
|
1969 conf->split_name = prev->split_name;
|
|
1970 }
|
|
1971 #endif
|
|
1972
|
58
|
1973 if (conf->params_source == NULL) {
|
122
|
1974 conf->flushes = prev->flushes;
|
58
|
1975 conf->params_len = prev->params_len;
|
|
1976 conf->params = prev->params;
|
122
|
1977 conf->params_source = prev->params_source;
|
58
|
1978
|
|
1979 if (conf->params_source == NULL) {
|
|
1980 return NGX_CONF_OK;
|
|
1981 }
|
|
1982 }
|
|
1983
|
|
1984 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
1985 if (conf->params_len == NULL) {
|
|
1986 return NGX_CONF_ERROR;
|
|
1987 }
|
122
|
1988
|
58
|
1989 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
1990 if (conf->params == NULL) {
|
|
1991 return NGX_CONF_ERROR;
|
|
1992 }
|
|
1993
|
|
1994 src = conf->params_source->elts;
|
|
1995 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
1996
|
|
1997 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
1998 copy = ngx_array_push_n(conf->params_len,
|
|
1999 sizeof(ngx_http_script_copy_code_t));
|
|
2000 if (copy == NULL) {
|
|
2001 return NGX_CONF_ERROR;
|
|
2002 }
|
|
2003
|
|
2004 copy->code = (ngx_http_script_code_pt)
|
|
2005 ngx_http_script_copy_len_code;
|
|
2006 copy->len = src[i].key.len;
|
|
2007
|
|
2008
|
|
2009 copy = ngx_array_push_n(conf->params_len,
|
|
2010 sizeof(ngx_http_script_copy_code_t));
|
|
2011 if (copy == NULL) {
|
|
2012 return NGX_CONF_ERROR;
|
|
2013 }
|
|
2014
|
|
2015 copy->code = (ngx_http_script_code_pt)
|
|
2016 ngx_http_script_copy_len_code;
|
|
2017 copy->len = src[i].value.len;
|
|
2018
|
|
2019
|
|
2020 size = (sizeof(ngx_http_script_copy_code_t)
|
|
2021 + src[i].key.len + src[i].value.len
|
|
2022 + sizeof(uintptr_t) - 1)
|
|
2023 & ~(sizeof(uintptr_t) - 1);
|
|
2024
|
|
2025 copy = ngx_array_push_n(conf->params, size);
|
|
2026 if (copy == NULL) {
|
|
2027 return NGX_CONF_ERROR;
|
|
2028 }
|
126
|
2029
|
58
|
2030 copy->code = ngx_http_script_copy_code;
|
|
2031 copy->len = src[i].key.len + src[i].value.len;
|
|
2032
|
|
2033 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
2034
|
|
2035 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
2036 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
2037
|
|
2038 } else {
|
|
2039 copy = ngx_array_push_n(conf->params_len,
|
|
2040 sizeof(ngx_http_script_copy_code_t));
|
|
2041 if (copy == NULL) {
|
|
2042 return NGX_CONF_ERROR;
|
|
2043 }
|
|
2044
|
|
2045 copy->code = (ngx_http_script_code_pt)
|
|
2046 ngx_http_script_copy_len_code;
|
|
2047 copy->len = src[i].key.len;
|
|
2048
|
|
2049
|
|
2050 size = (sizeof(ngx_http_script_copy_code_t)
|
|
2051 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
2052 & ~(sizeof(uintptr_t) - 1);
|
|
2053
|
|
2054 copy = ngx_array_push_n(conf->params, size);
|
|
2055 if (copy == NULL) {
|
|
2056 return NGX_CONF_ERROR;
|
|
2057 }
|
126
|
2058
|
58
|
2059 copy->code = ngx_http_script_copy_code;
|
|
2060 copy->len = src[i].key.len;
|
|
2061
|
|
2062 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
2063 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
2064
|
|
2065
|
|
2066 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
2067
|
|
2068 sc.cf = cf;
|
|
2069 sc.source = &src[i].value;
|
122
|
2070 sc.flushes = &conf->flushes;
|
58
|
2071 sc.lengths = &conf->params_len;
|
|
2072 sc.values = &conf->params;
|
|
2073
|
|
2074 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
2075 return NGX_CONF_ERROR;
|
|
2076 }
|
|
2077 }
|
|
2078
|
|
2079 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
2080 if (code == NULL) {
|
|
2081 return NGX_CONF_ERROR;
|
|
2082 }
|
|
2083
|
|
2084 *code = (uintptr_t) NULL;
|
|
2085
|
|
2086
|
|
2087 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
2088 if (code == NULL) {
|
|
2089 return NGX_CONF_ERROR;
|
|
2090 }
|
|
2091
|
|
2092 *code = (uintptr_t) NULL;
|
|
2093 }
|
|
2094
|
|
2095 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
2096 if (code == NULL) {
|
|
2097 return NGX_CONF_ERROR;
|
|
2098 }
|
|
2099
|
|
2100 *code = (uintptr_t) NULL;
|
|
2101
|
50
|
2102 return NGX_CONF_OK;
|
|
2103 }
|
58
|
2104
|
|
2105
|
122
|
2106 static ngx_int_t
|
|
2107 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
2108 ngx_http_variable_value_t *v, uintptr_t data)
|
58
|
2109 {
|
|
2110 u_char *p;
|
438
|
2111 ngx_http_fastcgi_ctx_t *f;
|
58
|
2112 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
2113
|
438
|
2114 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
2115
|
440
|
2116 f = ngx_http_fastcgi_split(r, flcf);
|
|
2117
|
|
2118 if (f == NULL) {
|
438
|
2119 return NGX_ERROR;
|
|
2120 }
|
|
2121
|
|
2122 if (f->script_name.len == 0
|
|
2123 || f->script_name.data[f->script_name.len - 1] != '/')
|
|
2124 {
|
|
2125 v->len = f->script_name.len;
|
284
|
2126 v->valid = 1;
|
340
|
2127 v->no_cacheable = 0;
|
284
|
2128 v->not_found = 0;
|
438
|
2129 v->data = f->script_name.data;
|
284
|
2130
|
122
|
2131 return NGX_OK;
|
58
|
2132 }
|
|
2133
|
438
|
2134 v->len = f->script_name.len + flcf->index.len;
|
|
2135
|
|
2136 v->data = ngx_pnalloc(r->pool, v->len);
|
|
2137 if (v->data == NULL) {
|
|
2138 return NGX_ERROR;
|
|
2139 }
|
|
2140
|
|
2141 p = ngx_copy(v->data, f->script_name.data, f->script_name.len);
|
|
2142 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
2143
|
122
|
2144 return NGX_OK;
|
58
|
2145 }
|
|
2146
|
|
2147
|
438
|
2148 static ngx_int_t
|
|
2149 ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r,
|
|
2150 ngx_http_variable_value_t *v, uintptr_t data)
|
|
2151 {
|
|
2152 ngx_http_fastcgi_ctx_t *f;
|
|
2153 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
2154
|
|
2155 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
2156
|
440
|
2157 f = ngx_http_fastcgi_split(r, flcf);
|
|
2158
|
|
2159 if (f == NULL) {
|
438
|
2160 return NGX_ERROR;
|
|
2161 }
|
|
2162
|
|
2163 v->len = f->path_info.len;
|
|
2164 v->valid = 1;
|
|
2165 v->no_cacheable = 0;
|
|
2166 v->not_found = 0;
|
|
2167 v->data = f->path_info.data;
|
|
2168
|
|
2169 return NGX_OK;
|
|
2170 }
|
|
2171
|
|
2172
|
440
|
2173 static ngx_http_fastcgi_ctx_t *
|
|
2174 ngx_http_fastcgi_split(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf)
|
438
|
2175 {
|
440
|
2176 ngx_http_fastcgi_ctx_t *f;
|
438
|
2177 #if (NGX_PCRE)
|
440
|
2178 ngx_int_t n;
|
|
2179 int captures[(1 + 2) * 3];
|
|
2180
|
|
2181 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
2182
|
|
2183 if (f == NULL) {
|
|
2184 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
2185 if (f == NULL) {
|
|
2186 return NULL;
|
|
2187 }
|
|
2188
|
|
2189 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
2190 }
|
438
|
2191
|
|
2192 if (f->script_name.len) {
|
440
|
2193 return f;
|
438
|
2194 }
|
|
2195
|
|
2196 if (flcf->split_regex == NULL) {
|
|
2197 f->script_name = r->uri;
|
440
|
2198 return f;
|
438
|
2199 }
|
|
2200
|
|
2201 n = ngx_regex_exec(flcf->split_regex, &r->uri, captures, (1 + 2) * 3);
|
|
2202
|
|
2203 if (n == NGX_REGEX_NO_MATCHED) {
|
|
2204 f->script_name = r->uri;
|
440
|
2205 return f;
|
438
|
2206 }
|
|
2207
|
|
2208 if (n < 0) {
|
|
2209 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
2210 ngx_regex_exec_n " failed: %d on \"%V\" using \"%V\"",
|
|
2211 n, &r->uri, &flcf->split_name);
|
440
|
2212 return NULL;
|
438
|
2213 }
|
|
2214
|
|
2215 /* match */
|
|
2216
|
|
2217 f->script_name.len = captures[3] - captures[2];
|
|
2218 f->script_name.data = r->uri.data;
|
|
2219
|
|
2220 f->path_info.len = captures[5] - captures[4];
|
|
2221 f->path_info.data = r->uri.data + f->script_name.len;
|
|
2222
|
440
|
2223 return f;
|
438
|
2224
|
|
2225 #else
|
|
2226
|
440
|
2227 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
2228
|
|
2229 if (f == NULL) {
|
|
2230 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
2231 if (f == NULL) {
|
|
2232 return NULL;
|
|
2233 }
|
|
2234
|
|
2235 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
2236 }
|
|
2237
|
438
|
2238 f->script_name = r->uri;
|
|
2239
|
440
|
2240 return f;
|
438
|
2241
|
|
2242 #endif
|
|
2243 }
|
|
2244
|
|
2245
|
58
|
2246 static char *
|
|
2247 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
2248 {
|
430
|
2249 ngx_http_fastcgi_loc_conf_t *flcf = conf;
|
|
2250
|
|
2251 ngx_url_t u;
|
|
2252 ngx_str_t *value, *url;
|
|
2253 ngx_uint_t n;
|
|
2254 ngx_http_core_loc_conf_t *clcf;
|
|
2255 ngx_http_script_compile_t sc;
|
|
2256
|
|
2257 if (flcf->upstream.upstream || flcf->fastcgi_lengths) {
|
104
|
2258 return "is duplicate";
|
|
2259 }
|
|
2260
|
430
|
2261 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
2262 clcf->handler = ngx_http_fastcgi_handler;
|
|
2263
|
58
|
2264 value = cf->args->elts;
|
|
2265
|
430
|
2266 url = &value[1];
|
|
2267
|
|
2268 n = ngx_http_script_variables_count(url);
|
|
2269
|
|
2270 if (n) {
|
|
2271
|
|
2272 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
2273
|
|
2274 sc.cf = cf;
|
|
2275 sc.source = url;
|
|
2276 sc.lengths = &flcf->fastcgi_lengths;
|
|
2277 sc.values = &flcf->fastcgi_values;
|
|
2278 sc.variables = n;
|
|
2279 sc.complete_lengths = 1;
|
|
2280 sc.complete_values = 1;
|
|
2281
|
|
2282 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
2283 return NGX_CONF_ERROR;
|
|
2284 }
|
|
2285
|
|
2286 return NGX_CONF_OK;
|
|
2287 }
|
|
2288
|
200
|
2289 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
2290
|
|
2291 u.url = value[1];
|
260
|
2292 u.no_resolve = 1;
|
|
2293
|
430
|
2294 flcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0);
|
|
2295 if (flcf->upstream.upstream == NULL) {
|
58
|
2296 return NGX_CONF_ERROR;
|
|
2297 }
|
|
2298
|
|
2299 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
2300 clcf->auto_redirect = 1;
|
|
2301 }
|
|
2302
|
|
2303 return NGX_CONF_OK;
|
|
2304 }
|
|
2305
|
|
2306
|
|
2307 static char *
|
438
|
2308 ngx_http_fastcgi_split_path_info(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
2309 {
|
|
2310 #if (NGX_PCRE)
|
|
2311 ngx_http_fastcgi_loc_conf_t *flcf = conf;
|
|
2312
|
|
2313 ngx_int_t n;
|
|
2314 ngx_str_t *value, err;
|
|
2315 u_char errstr[NGX_MAX_CONF_ERRSTR];
|
|
2316
|
|
2317 value = cf->args->elts;
|
|
2318
|
|
2319 flcf->split_name = value[1];
|
|
2320
|
|
2321 err.len = NGX_MAX_CONF_ERRSTR;
|
|
2322 err.data = errstr;
|
|
2323
|
|
2324 flcf->split_regex = ngx_regex_compile(&value[1], 0, cf->pool, &err);
|
|
2325
|
|
2326 if (flcf->split_regex == NULL) {
|
|
2327 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
|
|
2328 return NGX_CONF_ERROR;
|
|
2329 }
|
|
2330
|
|
2331 n = ngx_regex_capture_count(flcf->split_regex);
|
|
2332
|
|
2333 if (n < 0) {
|
|
2334 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2335 ngx_regex_capture_count_n " failed for "
|
|
2336 "pattern \"%V\"", &value[1]);
|
|
2337 return NGX_CONF_ERROR;
|
|
2338 }
|
|
2339
|
|
2340 if (n != 2) {
|
|
2341 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2342 "pattern \"%V\" must have 2 captures", &value[1]);
|
|
2343 return NGX_CONF_ERROR;
|
|
2344 }
|
|
2345
|
|
2346 return NGX_CONF_OK;
|
|
2347
|
|
2348 #else
|
|
2349
|
|
2350 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2351 "\"%V\" requires PCRE library", &cmd->name);
|
|
2352 return NGX_CONF_ERROR;
|
|
2353
|
|
2354 #endif
|
|
2355 }
|
|
2356
|
|
2357
|
|
2358 static char *
|
320
|
2359 ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
2360 {
|
|
2361 ngx_http_fastcgi_loc_conf_t *flcf = conf;
|
|
2362
|
|
2363 ngx_str_t *value;
|
|
2364 ngx_http_script_compile_t sc;
|
|
2365
|
|
2366 if (flcf->upstream.store != NGX_CONF_UNSET || flcf->upstream.store_lengths)
|
|
2367 {
|
|
2368 return "is duplicate";
|
|
2369 }
|
|
2370
|
|
2371 value = cf->args->elts;
|
|
2372
|
|
2373 if (ngx_strcmp(value[1].data, "on") == 0) {
|
|
2374 flcf->upstream.store = 1;
|
|
2375 return NGX_CONF_OK;
|
|
2376 }
|
|
2377
|
|
2378 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
2379 flcf->upstream.store = 0;
|
|
2380 return NGX_CONF_OK;
|
|
2381 }
|
|
2382
|
|
2383 /* include the terminating '\0' into script */
|
|
2384 value[1].len++;
|
|
2385
|
|
2386 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
2387
|
|
2388 sc.cf = cf;
|
|
2389 sc.source = &value[1];
|
|
2390 sc.lengths = &flcf->upstream.store_lengths;
|
|
2391 sc.values = &flcf->upstream.store_values;
|
340
|
2392 sc.variables = ngx_http_script_variables_count(&value[1]);
|
320
|
2393 sc.complete_lengths = 1;
|
|
2394 sc.complete_values = 1;
|
|
2395
|
|
2396 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
2397 return NGX_CONF_ERROR;
|
|
2398 }
|
|
2399
|
|
2400 return NGX_CONF_OK;
|
|
2401 }
|
|
2402
|
|
2403
|
|
2404 static char *
|
58
|
2405 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
2406 {
|
|
2407 #if (NGX_FREEBSD)
|
|
2408 ssize_t *np = data;
|
|
2409
|
222
|
2410 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
58
|
2411 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2412 "\"fastcgi_send_lowat\" must be less than %d "
|
|
2413 "(sysctl net.inet.tcp.sendspace)",
|
|
2414 ngx_freebsd_net_inet_tcp_sendspace);
|
|
2415
|
|
2416 return NGX_CONF_ERROR;
|
|
2417 }
|
|
2418
|
|
2419 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
2420 ssize_t *np = data;
|
|
2421
|
|
2422 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
2423 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
2424
|
|
2425 *np = 0;
|
|
2426
|
|
2427 #endif
|
|
2428
|
|
2429 return NGX_CONF_OK;
|
|
2430 }
|
260
|
2431
|
|
2432
|
|
2433 static char *
|
|
2434 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf,
|
|
2435 ngx_command_t *cmd, void *conf)
|
|
2436 {
|
|
2437 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2438 "\"fastcgi_upstream_max_fails\" is not supported, "
|
|
2439 "use the \"max_fails\" parameter of the \"server\" directive ",
|
|
2440 "inside the \"upstream\" block");
|
|
2441
|
|
2442 return NGX_CONF_ERROR;
|
|
2443 }
|
|
2444
|
|
2445
|
|
2446 static char *
|
|
2447 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf,
|
|
2448 ngx_command_t *cmd, void *conf)
|
|
2449 {
|
|
2450 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
2451 "\"fastcgi_upstream_fail_timeout\" is not supported, "
|
|
2452 "use the \"fail_timeout\" parameter of the \"server\" directive ",
|
|
2453 "inside the \"upstream\" block");
|
|
2454
|
|
2455 return NGX_CONF_ERROR;
|
|
2456 }
|