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479
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <nginx.h>
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11
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12
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13 typedef struct {
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581
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14 ngx_http_upstream_conf_t upstream;
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479
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15
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581
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16 ngx_peers_t *peers;
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479
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17
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581
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18 ngx_str_t index;
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479
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19
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581
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20 ngx_array_t *flushes;
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21 ngx_array_t *params_len;
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22 ngx_array_t *params;
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23 ngx_array_t *params_source;
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479
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24 } ngx_http_fastcgi_loc_conf_t;
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25
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26
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27 typedef enum {
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28 ngx_http_fastcgi_st_version = 0,
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29 ngx_http_fastcgi_st_type,
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30 ngx_http_fastcgi_st_request_id_hi,
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31 ngx_http_fastcgi_st_request_id_lo,
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32 ngx_http_fastcgi_st_content_length_hi,
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33 ngx_http_fastcgi_st_content_length_lo,
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34 ngx_http_fastcgi_st_padding_length,
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35 ngx_http_fastcgi_st_reserved,
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36 ngx_http_fastcgi_st_data,
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515
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37 ngx_http_fastcgi_st_padding
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479
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38 } ngx_http_fastcgi_state_e;
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39
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40
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41 typedef struct {
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581
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42 ngx_http_fastcgi_state_e state;
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43 u_char *pos;
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44 u_char *last;
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45 ngx_uint_t type;
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46 size_t length;
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47 size_t padding;
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479
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48
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615
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49 ngx_uint_t fastcgi_stdout;
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479
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50 } ngx_http_fastcgi_ctx_t;
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51
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52
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53 #define NGX_HTTP_FASTCGI_RESPONDER 1
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54
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55 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1
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56 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2
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57 #define NGX_HTTP_FASTCGI_END_REQUEST 3
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58 #define NGX_HTTP_FASTCGI_PARAMS 4
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59 #define NGX_HTTP_FASTCGI_STDIN 5
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60 #define NGX_HTTP_FASTCGI_STDOUT 6
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61 #define NGX_HTTP_FASTCGI_STDERR 7
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62 #define NGX_HTTP_FASTCGI_DATA 8
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63
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64
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65 typedef struct {
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66 u_char version;
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67 u_char type;
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68 u_char request_id_hi;
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69 u_char request_id_lo;
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70 u_char content_length_hi;
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71 u_char content_length_lo;
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72 u_char padding_length;
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73 u_char reserved;
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74 } ngx_http_fastcgi_header_t;
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75
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76
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77 typedef struct {
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78 u_char role_hi;
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79 u_char role_lo;
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80 u_char flags;
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81 u_char reserved[5];
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82 } ngx_http_fastcgi_begin_request_t;
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83
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84
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509
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85 typedef struct {
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86 u_char version;
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87 u_char type;
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88 u_char request_id_hi;
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89 u_char request_id_lo;
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90 } ngx_http_fastcgi_header_small_t;
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91
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92
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93 typedef struct {
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94 ngx_http_fastcgi_header_t h0;
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95 ngx_http_fastcgi_begin_request_t br;
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96 ngx_http_fastcgi_header_small_t h1;
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97 } ngx_http_fastcgi_request_start_t;
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98
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99
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479
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100 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r);
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101 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r);
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102 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r);
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103 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p,
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487
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104 ngx_buf_t *buf);
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479
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105 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r,
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487
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106 ngx_http_fastcgi_ctx_t *f);
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479
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107 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r);
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108 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r,
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487
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109 ngx_int_t rc);
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479
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110
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509
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111 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf);
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112 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf);
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113 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf,
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114 void *parent, void *child);
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573
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115 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
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116 ngx_http_variable_value_t *v, uintptr_t data);
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509
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117
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479
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118 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd,
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487
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119 void *conf);
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479
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120 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post,
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487
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121 void *data);
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479
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122
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123
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509
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124 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = {
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125 { 1, /* version */
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126 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */
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127 0, /* request_id_hi */
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128 1, /* request_id_lo */
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129 0, /* content_length_hi */
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130 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */
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131 0, /* padding_length */
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132 0 }, /* reserved */
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133
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134 { 0, /* role_hi */
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135 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */
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136 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */
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137 { 0, 0, 0, 0, 0 } }, /* reserved[5] */
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138
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139 { 1, /* version */
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140 NGX_HTTP_FASTCGI_PARAMS, /* type */
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141 0, /* request_id_hi */
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142 1 }, /* request_id_lo */
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143
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144 };
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145
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146
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147 static ngx_str_t ngx_http_fastcgi_script_name =
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148 ngx_string("fastcgi_script_name");
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479
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149
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150
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509
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151 static ngx_conf_post_t ngx_http_fastcgi_lowat_post =
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152 { ngx_http_fastcgi_lowat_check };
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479
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153
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581
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154 static ngx_conf_deprecated_t ngx_conf_deprecated_fastcgi_header_buffer_size = {
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155 ngx_conf_deprecated, "fastcgi_header_buffer_size", "fastcgi_buffer_size"
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156 };
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157
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479
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158
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159 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = {
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160 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
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161 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT },
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162 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER },
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163 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 },
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623
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164 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 },
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479
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165 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
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166 { ngx_null_string, 0 }
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167 };
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168
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169
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170 static ngx_command_t ngx_http_fastcgi_commands[] = {
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171
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172 { ngx_string("fastcgi_pass"),
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173 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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174 ngx_http_fastcgi_pass,
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175 NGX_HTTP_LOC_CONF_OFFSET,
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176 0,
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177 NULL },
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178
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179 { ngx_string("fastcgi_index"),
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180 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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181 ngx_conf_set_str_slot,
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182 NGX_HTTP_LOC_CONF_OFFSET,
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183 offsetof(ngx_http_fastcgi_loc_conf_t, index),
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184 NULL },
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185
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186 { ngx_string("fastcgi_connect_timeout"),
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187 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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188 ngx_conf_set_msec_slot,
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189 NGX_HTTP_LOC_CONF_OFFSET,
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190 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout),
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191 NULL },
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192
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193 { ngx_string("fastcgi_send_timeout"),
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194 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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195 ngx_conf_set_msec_slot,
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196 NGX_HTTP_LOC_CONF_OFFSET,
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197 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout),
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198 NULL },
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199
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200 { ngx_string("fastcgi_send_lowat"),
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201 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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202 ngx_conf_set_size_slot,
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203 NGX_HTTP_LOC_CONF_OFFSET,
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204 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat),
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205 &ngx_http_fastcgi_lowat_post },
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206
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581
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207 { ngx_string("fastcgi_buffer_size"),
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208 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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209 ngx_conf_set_size_slot,
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210 NGX_HTTP_LOC_CONF_OFFSET,
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211 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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212 NULL },
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213
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479
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214 { ngx_string("fastcgi_header_buffer_size"),
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215 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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216 ngx_conf_set_size_slot,
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217 NGX_HTTP_LOC_CONF_OFFSET,
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581
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218 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size),
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219 &ngx_conf_deprecated_fastcgi_header_buffer_size },
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479
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220
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509
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221 { ngx_string("fastcgi_pass_request_headers"),
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222 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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223 ngx_conf_set_flag_slot,
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224 NGX_HTTP_LOC_CONF_OFFSET,
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225 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers),
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226 NULL },
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227
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228 { ngx_string("fastcgi_pass_request_body"),
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229 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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230 ngx_conf_set_flag_slot,
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231 NGX_HTTP_LOC_CONF_OFFSET,
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232 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body),
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233 NULL },
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234
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487
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235 { ngx_string("fastcgi_redirect_errors"),
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236 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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237 ngx_conf_set_flag_slot,
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238 NGX_HTTP_LOC_CONF_OFFSET,
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239 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.redirect_errors),
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240 NULL },
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241
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479
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242 { ngx_string("fastcgi_x_powered_by"),
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243 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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244 ngx_conf_set_flag_slot,
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245 NGX_HTTP_LOC_CONF_OFFSET,
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509
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246 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_x_powered_by),
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479
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247 NULL },
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248
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249 { ngx_string("fastcgi_read_timeout"),
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250 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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251 ngx_conf_set_msec_slot,
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252 NGX_HTTP_LOC_CONF_OFFSET,
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253 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout),
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254 NULL },
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255
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256 { ngx_string("fastcgi_buffers"),
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257 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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258 ngx_conf_set_bufs_slot,
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259 NGX_HTTP_LOC_CONF_OFFSET,
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260 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs),
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261 NULL },
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262
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263 { ngx_string("fastcgi_busy_buffers_size"),
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264 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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265 ngx_conf_set_size_slot,
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266 NGX_HTTP_LOC_CONF_OFFSET,
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529
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267 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf),
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479
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268 NULL },
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269
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270 { ngx_string("fastcgi_temp_path"),
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271 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
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272 ngx_conf_set_path_slot,
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273 NGX_HTTP_LOC_CONF_OFFSET,
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274 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path),
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275 (void *) ngx_garbage_collector_temp_handler },
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276
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277 { ngx_string("fastcgi_max_temp_file_size"),
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278 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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279 ngx_conf_set_size_slot,
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280 NGX_HTTP_LOC_CONF_OFFSET,
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529
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281 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf),
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479
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282 NULL },
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283
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284 { ngx_string("fastcgi_temp_file_write_size"),
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285 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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286 ngx_conf_set_size_slot,
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287 NGX_HTTP_LOC_CONF_OFFSET,
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529
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288 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf),
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479
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289 NULL },
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290
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291 { ngx_string("fastcgi_next_upstream"),
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547
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292 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
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479
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293 ngx_conf_set_bitmask_slot,
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294 NGX_HTTP_LOC_CONF_OFFSET,
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295 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream),
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296 &ngx_http_fastcgi_next_upstream_masks },
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297
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561
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298 { ngx_string("fastcgi_upstream_max_fails"),
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299 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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300 ngx_conf_set_num_slot,
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301 NGX_HTTP_LOC_CONF_OFFSET,
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302 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_fails),
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303 NULL },
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304
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305 { ngx_string("fastcgi_upstream_fail_timeout"),
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306 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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307 ngx_conf_set_sec_slot,
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308 NGX_HTTP_LOC_CONF_OFFSET,
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309 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.fail_timeout),
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310 NULL },
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311
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509
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312 { ngx_string("fastcgi_param"),
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313 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
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314 ngx_conf_set_table_elt_slot,
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485
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315 NGX_HTTP_LOC_CONF_OFFSET,
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509
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316 offsetof(ngx_http_fastcgi_loc_conf_t, params_source),
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485
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317 NULL },
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318
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479
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319 ngx_null_command
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320 };
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321
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322
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323 ngx_http_module_t ngx_http_fastcgi_module_ctx = {
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509
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324 ngx_http_fastcgi_add_variables, /* preconfiguration */
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325 NULL, /* postconfiguration */
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479
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326
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327 NULL, /* create main configuration */
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328 NULL, /* init main configuration */
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329
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330 NULL, /* create server configuration */
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331 NULL, /* merge server configuration */
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332
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333 ngx_http_fastcgi_create_loc_conf, /* create location configuration */
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334 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */
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335 };
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336
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337
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338 ngx_module_t ngx_http_fastcgi_module = {
|
|
509
|
339 NGX_MODULE_V1,
|
|
479
|
340 &ngx_http_fastcgi_module_ctx, /* module context */
|
|
|
341 ngx_http_fastcgi_commands, /* module directives */
|
|
|
342 NGX_HTTP_MODULE, /* module type */
|
|
541
|
343 NULL, /* init master */
|
|
479
|
344 NULL, /* init module */
|
|
541
|
345 NULL, /* init process */
|
|
|
346 NULL, /* init thread */
|
|
|
347 NULL, /* exit thread */
|
|
|
348 NULL, /* exit process */
|
|
|
349 NULL, /* exit master */
|
|
|
350 NGX_MODULE_V1_PADDING
|
|
479
|
351 };
|
|
|
352
|
|
|
353
|
|
487
|
354 static ngx_int_t
|
|
|
355 ngx_http_fastcgi_handler(ngx_http_request_t *r)
|
|
479
|
356 {
|
|
|
357 ngx_int_t rc;
|
|
|
358 ngx_http_upstream_t *u;
|
|
|
359 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
360
|
|
|
361 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
362
|
|
501
|
363 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t));
|
|
|
364 if (u == NULL) {
|
|
479
|
365 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
366 }
|
|
|
367
|
|
|
368 u->peer.log = r->connection->log;
|
|
|
369 u->peer.log_error = NGX_ERROR_ERR;
|
|
|
370 u->peer.peers = flcf->peers;
|
|
|
371 u->peer.tries = flcf->peers->number;
|
|
|
372 #if (NGX_THREADS)
|
|
|
373 u->peer.lock = &r->connection->lock;
|
|
|
374 #endif
|
|
|
375
|
|
|
376 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module;
|
|
|
377
|
|
|
378 u->conf = &flcf->upstream;
|
|
|
379
|
|
|
380 u->create_request = ngx_http_fastcgi_create_request;
|
|
|
381 u->reinit_request = ngx_http_fastcgi_reinit_request;
|
|
|
382 u->process_header = ngx_http_fastcgi_process_header;
|
|
|
383 u->abort_request = ngx_http_fastcgi_abort_request;
|
|
|
384 u->finalize_request = ngx_http_fastcgi_finalize_request;
|
|
|
385
|
|
581
|
386 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t));
|
|
|
387 if (u->pipe == NULL) {
|
|
|
388 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
389 }
|
|
|
390
|
|
|
391 u->pipe->input_filter = ngx_http_fastcgi_input_filter;
|
|
|
392 u->pipe->input_ctx = r;
|
|
479
|
393
|
|
|
394 r->upstream = u;
|
|
|
395
|
|
|
396 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init);
|
|
|
397
|
|
|
398 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {
|
|
|
399 return rc;
|
|
|
400 }
|
|
|
401
|
|
|
402 return NGX_DONE;
|
|
|
403 }
|
|
|
404
|
|
|
405
|
|
487
|
406 static ngx_int_t
|
|
|
407 ngx_http_fastcgi_create_request(ngx_http_request_t *r)
|
|
479
|
408 {
|
|
509
|
409 off_t file_pos;
|
|
|
410 u_char ch, *pos;
|
|
|
411 size_t size, len, key_len, val_len, padding;
|
|
|
412 ngx_uint_t i, n, next;
|
|
|
413 ngx_buf_t *b;
|
|
|
414 ngx_chain_t *cl, *body;
|
|
|
415 ngx_list_part_t *part;
|
|
|
416 ngx_table_elt_t *header;
|
|
|
417 ngx_http_script_code_pt code;
|
|
|
418 ngx_http_script_engine_t e, le;
|
|
|
419 ngx_http_fastcgi_header_t *h;
|
|
|
420 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
421 ngx_http_script_len_code_pt lcode;
|
|
479
|
422
|
|
509
|
423 len = 0;
|
|
485
|
424
|
|
479
|
425 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
426
|
|
509
|
427 if (flcf->params_len) {
|
|
|
428 ngx_memzero(&le, sizeof(ngx_http_script_engine_t));
|
|
479
|
429
|
|
573
|
430 ngx_http_script_flush_no_cachable_variables(r, flcf->flushes);
|
|
|
431 le.flushed = 1;
|
|
|
432
|
|
509
|
433 le.ip = flcf->params_len->elts;
|
|
|
434 le.request = r;
|
|
479
|
435
|
|
509
|
436 while (*(uintptr_t *) le.ip) {
|
|
487
|
437
|
|
509
|
438 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
439 key_len = lcode(&le);
|
|
479
|
440
|
|
509
|
441 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
|
442 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
443 }
|
|
|
444 le.ip += sizeof(uintptr_t);
|
|
479
|
445
|
|
537
|
446 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len;
|
|
485
|
447 }
|
|
|
448 }
|
|
|
449
|
|
509
|
450 if (flcf->upstream.pass_request_headers) {
|
|
485
|
451
|
|
509
|
452 part = &r->headers_in.headers.part;
|
|
|
453 header = part->elts;
|
|
|
454
|
|
|
455 for (i = 0; /* void */; i++) {
|
|
479
|
456
|
|
509
|
457 if (i >= part->nelts) {
|
|
|
458 if (part->next == NULL) {
|
|
|
459 break;
|
|
|
460 }
|
|
479
|
461
|
|
509
|
462 part = part->next;
|
|
|
463 header = part->elts;
|
|
|
464 i = 0;
|
|
479
|
465 }
|
|
|
466
|
|
509
|
467 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1)
|
|
|
468 + ((header[i].value.len > 127) ? 4 : 1)
|
|
|
469 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len;
|
|
479
|
470 }
|
|
|
471 }
|
|
|
472
|
|
|
473
|
|
|
474 if (len > 65535) {
|
|
|
475 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
476 "fastcgi: the request record is too big");
|
|
|
477 return NGX_ERROR;
|
|
|
478 }
|
|
|
479
|
|
|
480
|
|
|
481 padding = 8 - len % 8;
|
|
|
482 padding = (padding == 8) ? 0 : padding;
|
|
|
483
|
|
|
484
|
|
|
485 size = sizeof(ngx_http_fastcgi_header_t)
|
|
|
486 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
487
|
|
|
488 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
489 + len + padding
|
|
|
490 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */
|
|
|
491
|
|
|
492 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */
|
|
|
493
|
|
|
494
|
|
501
|
495 b = ngx_create_temp_buf(r->pool, size);
|
|
|
496 if (b == NULL) {
|
|
479
|
497 return NGX_ERROR;
|
|
|
498 }
|
|
|
499
|
|
501
|
500 cl = ngx_alloc_chain_link(r->pool);
|
|
|
501 if (cl == NULL) {
|
|
479
|
502 return NGX_ERROR;
|
|
|
503 }
|
|
|
504
|
|
|
505 cl->buf = b;
|
|
|
506
|
|
509
|
507 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start,
|
|
|
508 sizeof(ngx_http_fastcgi_request_start_t));
|
|
479
|
509
|
|
|
510 h = (ngx_http_fastcgi_header_t *)
|
|
|
511 (b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
512 + sizeof(ngx_http_fastcgi_begin_request_t));
|
|
|
513
|
|
|
514 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
515 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
516 h->padding_length = (u_char) padding;
|
|
|
517 h->reserved = 0;
|
|
|
518
|
|
|
519 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t)
|
|
|
520 + sizeof(ngx_http_fastcgi_begin_request_t)
|
|
|
521 + sizeof(ngx_http_fastcgi_header_t);
|
|
|
522
|
|
|
523
|
|
509
|
524 if (flcf->params_len) {
|
|
|
525 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
|
|
479
|
526
|
|
509
|
527 e.ip = flcf->params->elts;
|
|
|
528 e.pos = b->last;
|
|
|
529 e.request = r;
|
|
573
|
530 e.flushed = 1;
|
|
479
|
531
|
|
509
|
532 le.ip = flcf->params_len->elts;
|
|
479
|
533
|
|
509
|
534 while (*(uintptr_t *) le.ip) {
|
|
479
|
535
|
|
509
|
536 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
537 key_len = (u_char) lcode(&le);
|
|
479
|
538
|
|
509
|
539 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) {
|
|
|
540 lcode = *(ngx_http_script_len_code_pt *) le.ip;
|
|
|
541 }
|
|
|
542 le.ip += sizeof(uintptr_t);
|
|
479
|
543
|
|
537
|
544 *e.pos++ = (u_char) key_len;
|
|
479
|
545
|
|
537
|
546 if (val_len > 127) {
|
|
|
547 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80);
|
|
|
548 *e.pos++ = (u_char) ((val_len >> 16) & 0xff);
|
|
|
549 *e.pos++ = (u_char) ((val_len >> 8) & 0xff);
|
|
|
550 *e.pos++ = (u_char) (val_len & 0xff);
|
|
479
|
551
|
|
537
|
552 } else {
|
|
|
553 *e.pos++ = (u_char) val_len;
|
|
509
|
554 }
|
|
479
|
555
|
|
509
|
556 while (*(uintptr_t *) e.ip) {
|
|
|
557 code = *(ngx_http_script_code_pt *) e.ip;
|
|
|
558 code((ngx_http_script_engine_t *) &e);
|
|
|
559 }
|
|
|
560 e.ip += sizeof(uintptr_t);
|
|
479
|
561 }
|
|
|
562
|
|
509
|
563 b->last = e.pos;
|
|
487
|
564 }
|
|
|
565
|
|
|
566
|
|
509
|
567 if (flcf->upstream.pass_request_headers) {
|
|
479
|
568
|
|
509
|
569 part = &r->headers_in.headers.part;
|
|
|
570 header = part->elts;
|
|
479
|
571
|
|
509
|
572 for (i = 0; /* void */; i++) {
|
|
491
|
573
|
|
509
|
574 if (i >= part->nelts) {
|
|
|
575 if (part->next == NULL) {
|
|
577
|
576 break;
|
|
509
|
577 }
|
|
577
|
578
|
|
509
|
579 part = part->next;
|
|
|
580 header = part->elts;
|
|
|
581 i = 0;
|
|
|
582 }
|
|
479
|
583
|
|
509
|
584 len = sizeof("HTTP_") - 1 + header[i].key.len;
|
|
|
585 if (len > 127) {
|
|
|
586 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
587 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
588 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
589 *b->last++ = (u_char) (len & 0xff);
|
|
577
|
590
|
|
509
|
591 } else {
|
|
|
592 *b->last++ = (u_char) len;
|
|
487
|
593 }
|
|
|
594
|
|
509
|
595 len = header[i].value.len;
|
|
|
596 if (len > 127) {
|
|
|
597 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80);
|
|
|
598 *b->last++ = (u_char) ((len >> 16) & 0xff);
|
|
|
599 *b->last++ = (u_char) ((len >> 8) & 0xff);
|
|
|
600 *b->last++ = (u_char) (len & 0xff);
|
|
487
|
601
|
|
509
|
602 } else {
|
|
|
603 *b->last++ = (u_char) len;
|
|
479
|
604 }
|
|
|
605
|
|
509
|
606 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1);
|
|
479
|
607
|
|
509
|
608 for (n = 0; n < header[i].key.len; n++) {
|
|
|
609 ch = header[i].key.data[n];
|
|
479
|
610
|
|
509
|
611 if (ch >= 'a' && ch <= 'z') {
|
|
|
612 ch &= ~0x20;
|
|
479
|
613
|
|
509
|
614 } else if (ch == '-') {
|
|
|
615 ch = '_';
|
|
|
616 }
|
|
479
|
617
|
|
509
|
618 *b->last++ = ch;
|
|
479
|
619 }
|
|
|
620
|
|
573
|
621 b->last = ngx_copy(b->last, header[i].value.data,
|
|
|
622 header[i].value.len);
|
|
479
|
623 }
|
|
|
624 }
|
|
|
625
|
|
|
626
|
|
|
627 if (padding) {
|
|
|
628 ngx_memzero(b->last, padding);
|
|
|
629 b->last += padding;
|
|
|
630 }
|
|
|
631
|
|
|
632
|
|
|
633 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
634 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
635
|
|
|
636 h->version = 1;
|
|
|
637 h->type = NGX_HTTP_FASTCGI_PARAMS;
|
|
|
638 h->request_id_hi = 0;
|
|
|
639 h->request_id_lo = 1;
|
|
|
640 h->content_length_hi = 0;
|
|
|
641 h->content_length_lo = 0;
|
|
|
642 h->padding_length = 0;
|
|
|
643 h->reserved = 0;
|
|
|
644
|
|
|
645 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
646 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
|
647
|
|
509
|
648 if (flcf->upstream.pass_request_body) {
|
|
|
649 body = r->upstream->request_bufs;
|
|
|
650 r->upstream->request_bufs = cl;
|
|
479
|
651
|
|
|
652 #if (NGX_SUPPRESS_WARN)
|
|
509
|
653 file_pos = 0;
|
|
|
654 pos = NULL;
|
|
479
|
655 #endif
|
|
|
656
|
|
509
|
657 while (body) {
|
|
479
|
658
|
|
509
|
659 if (body->buf->in_file) {
|
|
|
660 file_pos = body->buf->file_pos;
|
|
479
|
661
|
|
509
|
662 } else {
|
|
|
663 pos = body->buf->pos;
|
|
479
|
664 }
|
|
|
665
|
|
509
|
666 next = 0;
|
|
479
|
667
|
|
509
|
668 do {
|
|
|
669 b = ngx_alloc_buf(r->pool);
|
|
|
670 if (b == NULL) {
|
|
|
671 return NGX_ERROR;
|
|
479
|
672 }
|
|
|
673
|
|
509
|
674 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t));
|
|
|
675
|
|
|
676 if (body->buf->in_file) {
|
|
|
677 b->file_pos = file_pos;
|
|
|
678 file_pos += 32 * 1024;
|
|
479
|
679
|
|
509
|
680 if (file_pos > body->buf->file_last) {
|
|
|
681 file_pos = body->buf->file_last;
|
|
|
682 next = 1;
|
|
|
683 }
|
|
|
684
|
|
|
685 b->file_last = file_pos;
|
|
|
686 len = (ngx_uint_t) (file_pos - b->file_pos);
|
|
|
687
|
|
|
688 } else {
|
|
|
689 b->pos = pos;
|
|
|
690 pos += 32 * 1024;
|
|
479
|
691
|
|
509
|
692 if (pos > body->buf->last) {
|
|
|
693 pos = body->buf->last;
|
|
|
694 next = 1;
|
|
|
695 }
|
|
|
696
|
|
|
697 b->last = pos;
|
|
|
698 len = (ngx_uint_t) (pos - b->pos);
|
|
|
699 }
|
|
479
|
700
|
|
509
|
701 padding = 8 - len % 8;
|
|
|
702 padding = (padding == 8) ? 0 : padding;
|
|
479
|
703
|
|
509
|
704 h->version = 1;
|
|
|
705 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
706 h->request_id_hi = 0;
|
|
|
707 h->request_id_lo = 1;
|
|
|
708 h->content_length_hi = (u_char) ((len >> 8) & 0xff);
|
|
|
709 h->content_length_lo = (u_char) (len & 0xff);
|
|
|
710 h->padding_length = (u_char) padding;
|
|
|
711 h->reserved = 0;
|
|
479
|
712
|
|
509
|
713 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
714 if (cl->next == NULL) {
|
|
|
715 return NGX_ERROR;
|
|
|
716 }
|
|
479
|
717
|
|
509
|
718 cl = cl->next;
|
|
|
719 cl->buf = b;
|
|
|
720
|
|
|
721 b = ngx_create_temp_buf(r->pool,
|
|
|
722 sizeof(ngx_http_fastcgi_header_t)
|
|
|
723 + padding);
|
|
|
724 if (b == NULL) {
|
|
|
725 return NGX_ERROR;
|
|
|
726 }
|
|
479
|
727
|
|
509
|
728 if (padding) {
|
|
|
729 ngx_memzero(b->last, padding);
|
|
|
730 b->last += padding;
|
|
|
731 }
|
|
|
732
|
|
|
733 h = (ngx_http_fastcgi_header_t *) b->last;
|
|
|
734 b->last += sizeof(ngx_http_fastcgi_header_t);
|
|
479
|
735
|
|
509
|
736 cl->next = ngx_alloc_chain_link(r->pool);
|
|
|
737 if (cl->next == NULL) {
|
|
|
738 return NGX_ERROR;
|
|
|
739 }
|
|
|
740
|
|
|
741 cl = cl->next;
|
|
|
742 cl->buf = b;
|
|
479
|
743
|
|
509
|
744 } while (!next);
|
|
479
|
745
|
|
509
|
746 body = body->next;
|
|
|
747 }
|
|
479
|
748
|
|
509
|
749 } else {
|
|
|
750 r->upstream->request_bufs = cl;
|
|
479
|
751 }
|
|
|
752
|
|
|
753 h->version = 1;
|
|
|
754 h->type = NGX_HTTP_FASTCGI_STDIN;
|
|
|
755 h->request_id_hi = 0;
|
|
|
756 h->request_id_lo = 1;
|
|
|
757 h->content_length_hi = 0;
|
|
|
758 h->content_length_lo = 0;
|
|
|
759 h->padding_length = 0;
|
|
|
760 h->reserved = 0;
|
|
|
761
|
|
|
762 cl->next = NULL;
|
|
|
763
|
|
|
764 return NGX_OK;
|
|
|
765 }
|
|
|
766
|
|
|
767
|
|
487
|
768 static ngx_int_t
|
|
|
769 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
|
|
479
|
770 {
|
|
|
771 ngx_http_fastcgi_ctx_t *f;
|
|
|
772
|
|
|
773 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
774
|
|
|
775 if (f == NULL) {
|
|
|
776 return NGX_OK;
|
|
|
777 }
|
|
|
778
|
|
|
779 f->state = ngx_http_fastcgi_st_version;
|
|
615
|
780 f->fastcgi_stdout = 0;
|
|
479
|
781
|
|
|
782 return NGX_OK;
|
|
|
783 }
|
|
|
784
|
|
|
785
|
|
507
|
786 static ngx_int_t
|
|
|
787 ngx_http_fastcgi_process_header(ngx_http_request_t *r)
|
|
479
|
788 {
|
|
509
|
789 u_char *start, *last;
|
|
|
790 ngx_str_t *status_line, line;
|
|
|
791 ngx_int_t rc, status;
|
|
|
792 ngx_uint_t key;
|
|
|
793 ngx_table_elt_t *h;
|
|
|
794 ngx_http_upstream_t *u;
|
|
|
795 ngx_http_fastcgi_ctx_t *f;
|
|
|
796 ngx_http_upstream_header_t *hh;
|
|
|
797 ngx_http_upstream_main_conf_t *umcf;
|
|
479
|
798
|
|
|
799 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
800
|
|
509
|
801 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module);
|
|
|
802 hh = (ngx_http_upstream_header_t *) umcf->headers_in_hash.buckets;
|
|
|
803
|
|
479
|
804 if (f == NULL) {
|
|
501
|
805 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t));
|
|
|
806 if (f == NULL) {
|
|
479
|
807 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
808 }
|
|
|
809
|
|
|
810 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module);
|
|
|
811 }
|
|
|
812
|
|
|
813 u = r->upstream;
|
|
|
814
|
|
|
815 for ( ;; ) {
|
|
|
816
|
|
|
817 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
818
|
|
581
|
819 f->pos = u->buffer.pos;
|
|
|
820 f->last = u->buffer.last;
|
|
479
|
821
|
|
|
822 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
823
|
|
581
|
824 u->buffer.pos = f->pos;
|
|
|
825 u->buffer.last = f->last;
|
|
479
|
826
|
|
|
827 if (rc == NGX_AGAIN) {
|
|
|
828 return NGX_AGAIN;
|
|
|
829 }
|
|
|
830
|
|
|
831 if (rc == NGX_ERROR) {
|
|
|
832 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
833 }
|
|
|
834
|
|
491
|
835 if (f->type != NGX_HTTP_FASTCGI_STDOUT
|
|
|
836 && f->type != NGX_HTTP_FASTCGI_STDERR)
|
|
|
837 {
|
|
479
|
838 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
839 "upstream sent unexpected FastCGI record: %d",
|
|
|
840 f->type);
|
|
|
841
|
|
|
842 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
843 }
|
|
|
844
|
|
491
|
845 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
479
|
846 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
847 "upstream closed prematurely FastCGI stdout");
|
|
|
848
|
|
|
849 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
850 }
|
|
|
851 }
|
|
|
852
|
|
|
853 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
854
|
|
581
|
855 if (u->buffer.pos + f->padding < u->buffer.last) {
|
|
479
|
856 f->state = ngx_http_fastcgi_st_version;
|
|
581
|
857 u->buffer.pos += f->padding;
|
|
479
|
858
|
|
|
859 continue;
|
|
|
860 }
|
|
|
861
|
|
581
|
862 if (u->buffer.pos + f->padding == u->buffer.last) {
|
|
479
|
863 f->state = ngx_http_fastcgi_st_version;
|
|
581
|
864 u->buffer.pos = u->buffer.last;
|
|
479
|
865
|
|
|
866 return NGX_AGAIN;
|
|
|
867 }
|
|
|
868
|
|
581
|
869 f->padding -= u->buffer.last - u->buffer.pos;
|
|
|
870 u->buffer.pos = u->buffer.last;
|
|
479
|
871
|
|
|
872 return NGX_AGAIN;
|
|
|
873 }
|
|
|
874
|
|
491
|
875
|
|
479
|
876 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
877
|
|
491
|
878 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
879
|
|
|
880 if (f->length) {
|
|
581
|
881 line.data = u->buffer.pos;
|
|
491
|
882
|
|
581
|
883 if (u->buffer.pos + f->length <= u->buffer.last) {
|
|
491
|
884 line.len = f->length;
|
|
581
|
885 u->buffer.pos += f->length;
|
|
491
|
886 f->length = 0;
|
|
|
887 f->state = ngx_http_fastcgi_st_padding;
|
|
|
888
|
|
577
|
889 } else {
|
|
581
|
890 line.len = u->buffer.last - u->buffer.pos;
|
|
|
891 f->length -= u->buffer.last - u->buffer.pos;
|
|
|
892 u->buffer.pos = u->buffer.last;
|
|
491
|
893 }
|
|
|
894
|
|
|
895 while (line.data[line.len - 1] == LF
|
|
|
896 || line.data[line.len - 1] == CR
|
|
|
897 || line.data[line.len - 1] == '.'
|
|
|
898 || line.data[line.len - 1] == ' ')
|
|
|
899 {
|
|
|
900 line.len--;
|
|
|
901 }
|
|
|
902
|
|
|
903 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
904 "FastCGI sent in stderr: \"%V\"", &line);
|
|
|
905
|
|
581
|
906 if (u->buffer.pos == u->buffer.last) {
|
|
615
|
907
|
|
|
908 if (!f->fastcgi_stdout) {
|
|
|
909
|
|
|
910 /*
|
|
|
911 * the special handling the large number
|
|
|
912 * of the PHP warnings to not allocate memory
|
|
|
913 */
|
|
|
914
|
|
|
915 u->buffer.pos = u->buffer.start;
|
|
|
916 u->buffer.last = u->buffer.start;
|
|
|
917 }
|
|
|
918
|
|
491
|
919 return NGX_AGAIN;
|
|
|
920 }
|
|
|
921
|
|
|
922 } else {
|
|
|
923 f->state = ngx_http_fastcgi_st_version;
|
|
|
924 }
|
|
|
925
|
|
|
926 continue;
|
|
|
927 }
|
|
|
928
|
|
|
929
|
|
|
930 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
931
|
|
615
|
932 f->fastcgi_stdout = 1;
|
|
|
933
|
|
581
|
934 start = u->buffer.pos;
|
|
479
|
935
|
|
581
|
936 if (u->buffer.pos + f->length < u->buffer.last) {
|
|
479
|
937
|
|
|
938 /*
|
|
581
|
939 * set u->buffer.last to the end of the FastCGI record data
|
|
479
|
940 * for ngx_http_parse_header_line()
|
|
|
941 */
|
|
|
942
|
|
581
|
943 last = u->buffer.last;
|
|
|
944 u->buffer.last = u->buffer.pos + f->length;
|
|
479
|
945
|
|
|
946 } else {
|
|
|
947 last = NULL;
|
|
|
948 }
|
|
|
949
|
|
|
950 for ( ;; ) {
|
|
|
951
|
|
581
|
952 rc = ngx_http_parse_header_line(r, &u->buffer);
|
|
479
|
953
|
|
|
954 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
955 "http fastcgi parser: %d", rc);
|
|
|
956
|
|
|
957 if (rc == NGX_AGAIN) {
|
|
|
958 break;
|
|
|
959 }
|
|
|
960
|
|
|
961 if (rc == NGX_OK) {
|
|
|
962
|
|
|
963 /* a header line has been parsed successfully */
|
|
|
964
|
|
509
|
965 h = ngx_list_push(&u->headers_in.headers);
|
|
501
|
966 if (h == NULL) {
|
|
479
|
967 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
968 }
|
|
|
969
|
|
509
|
970 h->hash = r->header_hash;
|
|
|
971
|
|
479
|
972 h->key.len = r->header_name_end - r->header_name_start;
|
|
|
973 h->value.len = r->header_end - r->header_start;
|
|
|
974
|
|
|
975 h->key.data = ngx_palloc(r->pool,
|
|
|
976 h->key.len + 1 + h->value.len + 1);
|
|
|
977 if (h->key.data == NULL) {
|
|
|
978 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
979 }
|
|
|
980
|
|
|
981 h->value.data = h->key.data + h->key.len + 1;
|
|
|
982
|
|
|
983 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1);
|
|
|
984 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1);
|
|
|
985
|
|
509
|
986 key = h->hash % umcf->headers_in_hash.hash_size;
|
|
479
|
987
|
|
509
|
988 if (hh[key].name.len == h->key.len
|
|
|
989 && ngx_strcasecmp(hh[key].name.data, h->key.data) == 0)
|
|
|
990 {
|
|
|
991 if (hh[key].handler(r, h, hh[key].offset) != NGX_OK) {
|
|
|
992 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
479
|
993 }
|
|
|
994 }
|
|
|
995
|
|
|
996 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
997 "http fastcgi header: \"%V: %V\"",
|
|
|
998 &h->key, &h->value);
|
|
|
999
|
|
615
|
1000 if (u->buffer.pos < u->buffer.last) {
|
|
|
1001 continue;
|
|
|
1002 }
|
|
|
1003
|
|
|
1004 /* the end of the FastCGI record */
|
|
|
1005
|
|
|
1006 break;
|
|
479
|
1007 }
|
|
|
1008
|
|
|
1009 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
1010
|
|
|
1011 /* a whole header has been parsed successfully */
|
|
|
1012
|
|
|
1013 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1014 "http fastcgi header done");
|
|
|
1015
|
|
509
|
1016 if (u->headers_in.status) {
|
|
|
1017 status_line = &u->headers_in.status->value;
|
|
479
|
1018
|
|
|
1019 status = ngx_atoi(status_line->data, 3);
|
|
|
1020
|
|
|
1021 if (status == NGX_ERROR) {
|
|
|
1022 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
|
1023 }
|
|
|
1024
|
|
529
|
1025 u->headers_in.status_n = status;
|
|
|
1026 u->headers_in.status_line = *status_line;
|
|
479
|
1027
|
|
|
1028 } else {
|
|
529
|
1029 u->headers_in.status_n = 200;
|
|
|
1030 u->headers_in.status_line.len = sizeof("200 OK") - 1;
|
|
|
1031 u->headers_in.status_line.data = (u_char *) "200 OK";
|
|
479
|
1032 }
|
|
|
1033
|
|
529
|
1034 u->state->status = u->headers_in.status_n;
|
|
479
|
1035 #if 0
|
|
|
1036 if (u->cachable) {
|
|
|
1037 u->cachable = ngx_http_upstream_is_cachable(r);
|
|
|
1038 }
|
|
|
1039 #endif
|
|
|
1040
|
|
|
1041 break;
|
|
|
1042 }
|
|
|
1043
|
|
|
1044 /* there was error while a header line parsing */
|
|
|
1045
|
|
|
1046 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
619
|
1047 "upstream sent invalid header");
|
|
479
|
1048
|
|
|
1049 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1050
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 if (last) {
|
|
581
|
1054 u->buffer.last = last;
|
|
479
|
1055 }
|
|
|
1056
|
|
581
|
1057 f->length -= u->buffer.pos - start;
|
|
479
|
1058
|
|
|
1059 if (f->length == 0) {
|
|
|
1060 if (f->padding) {
|
|
|
1061 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1062 } else {
|
|
|
1063 f->state = ngx_http_fastcgi_st_version;
|
|
|
1064 }
|
|
|
1065 }
|
|
|
1066
|
|
615
|
1067 if (rc == NGX_HTTP_PARSE_HEADER_DONE) {
|
|
|
1068 return NGX_OK;
|
|
|
1069 }
|
|
|
1070
|
|
|
1071 if (u->buffer.pos == u->buffer.last) {
|
|
|
1072 return NGX_AGAIN;
|
|
|
1073 }
|
|
|
1074
|
|
|
1075 if (rc == NGX_AGAIN) {
|
|
|
1076 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
|
1077 "upstream split a header line in FastCGI records");
|
|
|
1078
|
|
|
1079 return NGX_HTTP_UPSTREAM_INVALID_HEADER;
|
|
|
1080 }
|
|
479
|
1081 }
|
|
|
1082 }
|
|
|
1083
|
|
|
1084
|
|
487
|
1085 static ngx_int_t
|
|
|
1086 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf)
|
|
479
|
1087 {
|
|
|
1088 ngx_int_t rc;
|
|
483
|
1089 ngx_buf_t *b, **prev;
|
|
479
|
1090 ngx_str_t line;
|
|
|
1091 ngx_chain_t *cl;
|
|
|
1092 ngx_http_request_t *r;
|
|
|
1093 ngx_http_fastcgi_ctx_t *f;
|
|
|
1094
|
|
|
1095 if (buf->pos == buf->last) {
|
|
|
1096 return NGX_OK;
|
|
|
1097 }
|
|
|
1098
|
|
|
1099 r = p->input_ctx;
|
|
|
1100 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module);
|
|
|
1101
|
|
|
1102 b = NULL;
|
|
483
|
1103 prev = &buf->shadow;
|
|
479
|
1104
|
|
|
1105 f->pos = buf->pos;
|
|
|
1106 f->last = buf->last;
|
|
|
1107
|
|
|
1108 for ( ;; ) {
|
|
|
1109 if (f->state < ngx_http_fastcgi_st_data) {
|
|
|
1110
|
|
|
1111 rc = ngx_http_fastcgi_process_record(r, f);
|
|
|
1112
|
|
|
1113 if (rc == NGX_AGAIN) {
|
|
|
1114 break;
|
|
|
1115 }
|
|
|
1116
|
|
|
1117 if (rc == NGX_ERROR) {
|
|
|
1118 return NGX_ERROR;
|
|
|
1119 }
|
|
|
1120
|
|
|
1121 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) {
|
|
|
1122 f->state = ngx_http_fastcgi_st_version;
|
|
|
1123 p->upstream_done = 1;
|
|
|
1124
|
|
|
1125 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1126 "http fastcgi closed stdout");
|
|
|
1127
|
|
|
1128 continue;
|
|
|
1129 }
|
|
|
1130
|
|
|
1131 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) {
|
|
|
1132 f->state = ngx_http_fastcgi_st_version;
|
|
|
1133 p->upstream_done = 1;
|
|
|
1134
|
|
|
1135 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0,
|
|
|
1136 "http fastcgi sent end request");
|
|
|
1137
|
|
|
1138 break;
|
|
|
1139 }
|
|
|
1140 }
|
|
|
1141
|
|
|
1142
|
|
|
1143 if (f->state == ngx_http_fastcgi_st_padding) {
|
|
|
1144
|
|
|
1145 if (f->pos + f->padding < f->last) {
|
|
|
1146 f->state = ngx_http_fastcgi_st_version;
|
|
|
1147 f->pos += f->padding;
|
|
|
1148
|
|
|
1149 continue;
|
|
|
1150 }
|
|
|
1151
|
|
|
1152 if (f->pos + f->padding == f->last) {
|
|
|
1153 f->state = ngx_http_fastcgi_st_version;
|
|
|
1154
|
|
|
1155 break;
|
|
|
1156 }
|
|
|
1157
|
|
|
1158 f->padding -= f->last - f->pos;
|
|
|
1159
|
|
|
1160 break;
|
|
|
1161 }
|
|
|
1162
|
|
|
1163
|
|
|
1164 /* f->state == ngx_http_fastcgi_st_data */
|
|
|
1165
|
|
|
1166 if (f->type == NGX_HTTP_FASTCGI_STDERR) {
|
|
|
1167
|
|
|
1168 if (f->length) {
|
|
|
1169 line.data = f->pos;
|
|
|
1170
|
|
|
1171 if (f->pos + f->length <= f->last) {
|
|
|
1172 line.len = f->length;
|
|
|
1173 f->pos += f->length;
|
|
491
|
1174 f->length = 0;
|
|
|
1175 f->state = ngx_http_fastcgi_st_padding;
|
|
479
|
1176
|
|
577
|
1177 } else {
|
|
479
|
1178 line.len = f->last - f->pos;
|
|
|
1179 f->length -= f->last - f->pos;
|
|
|
1180 f->pos = f->last;
|
|
|
1181 }
|
|
|
1182
|
|
491
|
1183 while (line.data[line.len - 1] == LF
|
|
|
1184 || line.data[line.len - 1] == CR
|
|
|
1185 || line.data[line.len - 1] == '.'
|
|
|
1186 || line.data[line.len - 1] == ' ')
|
|
|
1187 {
|
|
|
1188 line.len--;
|
|
|
1189 }
|
|
479
|
1190
|
|
|
1191 ngx_log_error(NGX_LOG_ERR, p->log, 0,
|
|
491
|
1192 "FastCGI sent in stderr: \"%V\"", &line);
|
|
479
|
1193
|
|
|
1194 if (f->pos == f->last) {
|
|
|
1195 break;
|
|
|
1196 }
|
|
491
|
1197
|
|
|
1198 } else {
|
|
|
1199 f->state = ngx_http_fastcgi_st_version;
|
|
479
|
1200 }
|
|
|
1201
|
|
|
1202 continue;
|
|
|
1203 }
|
|
|
1204
|
|
|
1205
|
|
|
1206 /* f->type == NGX_HTTP_FASTCGI_STDOUT */
|
|
|
1207
|
|
|
1208 if (p->free) {
|
|
|
1209 b = p->free->buf;
|
|
|
1210 p->free = p->free->next;
|
|
|
1211
|
|
|
1212 } else {
|
|
501
|
1213 b = ngx_alloc_buf(p->pool);
|
|
|
1214 if (b == NULL) {
|
|
479
|
1215 return NGX_ERROR;
|
|
|
1216 }
|
|
|
1217 }
|
|
|
1218
|
|
|
1219 ngx_memzero(b, sizeof(ngx_buf_t));
|
|
|
1220
|
|
|
1221 b->pos = f->pos;
|
|
483
|
1222 b->start = buf->start;
|
|
|
1223 b->end = buf->end;
|
|
479
|
1224 b->tag = p->tag;
|
|
|
1225 b->temporary = 1;
|
|
|
1226 b->recycled = 1;
|
|
483
|
1227
|
|
|
1228 *prev = b;
|
|
|
1229 prev = &b->shadow;
|
|
479
|
1230
|
|
501
|
1231 cl = ngx_alloc_chain_link(p->pool);
|
|
|
1232 if (cl == NULL) {
|
|
479
|
1233 return NGX_ERROR;
|
|
|
1234 }
|
|
|
1235
|
|
|
1236 cl->buf = b;
|
|
|
1237 cl->next = NULL;
|
|
|
1238
|
|
501
|
1239 if (p->in) {
|
|
|
1240 *p->last_in = cl;
|
|
|
1241 } else {
|
|
|
1242 p->in = cl;
|
|
|
1243 }
|
|
|
1244 p->last_in = &cl->next;
|
|
|
1245
|
|
|
1246
|
|
483
|
1247 /* STUB */ b->num = buf->num;
|
|
|
1248
|
|
479
|
1249 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num);
|
|
|
1250
|
|
|
1251
|
|
|
1252 if (f->pos + f->length < f->last) {
|
|
|
1253
|
|
|
1254 if (f->padding) {
|
|
|
1255 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1256 } else {
|
|
|
1257 f->state = ngx_http_fastcgi_st_version;
|
|
|
1258 }
|
|
|
1259
|
|
|
1260 f->pos += f->length;
|
|
|
1261 b->last = f->pos;
|
|
|
1262
|
|
|
1263 continue;
|
|
|
1264 }
|
|
|
1265
|
|
|
1266 if (f->pos + f->length == f->last) {
|
|
|
1267
|
|
|
1268 if (f->padding) {
|
|
|
1269 f->state = ngx_http_fastcgi_st_padding;
|
|
|
1270 } else {
|
|
|
1271 f->state = ngx_http_fastcgi_st_version;
|
|
|
1272 }
|
|
|
1273
|
|
|
1274 b->last = f->last;
|
|
|
1275
|
|
|
1276 break;
|
|
|
1277 }
|
|
|
1278
|
|
|
1279 f->length -= f->last - f->pos;
|
|
|
1280
|
|
|
1281 b->last = f->last;
|
|
|
1282
|
|
|
1283 break;
|
|
|
1284
|
|
|
1285 }
|
|
|
1286
|
|
|
1287 if (b) {
|
|
483
|
1288 b->shadow = buf;
|
|
479
|
1289 b->last_shadow = 1;
|
|
483
|
1290
|
|
|
1291 return NGX_OK;
|
|
|
1292 }
|
|
|
1293
|
|
|
1294 /* there is no data record in the buf, add it to free chain */
|
|
|
1295
|
|
|
1296 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) {
|
|
|
1297 return NGX_ERROR;
|
|
479
|
1298 }
|
|
|
1299
|
|
|
1300 return NGX_OK;
|
|
|
1301 }
|
|
|
1302
|
|
|
1303
|
|
487
|
1304 static ngx_int_t
|
|
|
1305 ngx_http_fastcgi_process_record(ngx_http_request_t *r,
|
|
|
1306 ngx_http_fastcgi_ctx_t *f)
|
|
479
|
1307 {
|
|
|
1308 u_char ch, *p;
|
|
|
1309 ngx_http_fastcgi_state_e state;
|
|
|
1310
|
|
|
1311 state = f->state;
|
|
|
1312
|
|
|
1313 for (p = f->pos; p < f->last; p++) {
|
|
|
1314
|
|
|
1315 ch = *p;
|
|
|
1316
|
|
|
1317 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1318 "http fastcgi record byte: %02Xd", ch);
|
|
|
1319
|
|
|
1320 switch (state) {
|
|
|
1321
|
|
|
1322 case ngx_http_fastcgi_st_version:
|
|
|
1323 if (ch != 1) {
|
|
|
1324 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1325 "upstream sent unsupported FastCGI "
|
|
|
1326 "protocol version: %d", ch);
|
|
|
1327 return NGX_ERROR;
|
|
|
1328 }
|
|
|
1329 state = ngx_http_fastcgi_st_type;
|
|
|
1330 break;
|
|
|
1331
|
|
|
1332 case ngx_http_fastcgi_st_type:
|
|
|
1333 switch (ch) {
|
|
|
1334 case NGX_HTTP_FASTCGI_STDOUT:
|
|
|
1335 case NGX_HTTP_FASTCGI_STDERR:
|
|
|
1336 case NGX_HTTP_FASTCGI_END_REQUEST:
|
|
|
1337 f->type = (ngx_uint_t) ch;
|
|
|
1338 break;
|
|
|
1339 default:
|
|
|
1340 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1341 "upstream sent invalid FastCGI "
|
|
|
1342 "record type: %d", ch);
|
|
|
1343 return NGX_ERROR;
|
|
|
1344
|
|
|
1345 }
|
|
|
1346 state = ngx_http_fastcgi_st_request_id_hi;
|
|
|
1347 break;
|
|
|
1348
|
|
|
1349 /* we support the single request per connection */
|
|
|
1350
|
|
|
1351 case ngx_http_fastcgi_st_request_id_hi:
|
|
|
1352 if (ch != 0) {
|
|
|
1353 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1354 "upstream sent unexpected FastCGI "
|
|
|
1355 "request id high byte: %d", ch);
|
|
|
1356 return NGX_ERROR;
|
|
|
1357 }
|
|
|
1358 state = ngx_http_fastcgi_st_request_id_lo;
|
|
|
1359 break;
|
|
|
1360
|
|
|
1361 case ngx_http_fastcgi_st_request_id_lo:
|
|
|
1362 if (ch != 1) {
|
|
|
1363 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
|
1364 "upstream sent unexpected FastCGI "
|
|
|
1365 "request id low byte: %d", ch);
|
|
|
1366 return NGX_ERROR;
|
|
|
1367 }
|
|
|
1368 state = ngx_http_fastcgi_st_content_length_hi;
|
|
|
1369 break;
|
|
|
1370
|
|
|
1371 case ngx_http_fastcgi_st_content_length_hi:
|
|
|
1372 f->length = ch << 8;
|
|
|
1373 state = ngx_http_fastcgi_st_content_length_lo;
|
|
|
1374 break;
|
|
|
1375
|
|
|
1376 case ngx_http_fastcgi_st_content_length_lo:
|
|
|
1377 f->length |= (size_t) ch;
|
|
|
1378 state = ngx_http_fastcgi_st_padding_length;
|
|
|
1379 break;
|
|
|
1380
|
|
|
1381 case ngx_http_fastcgi_st_padding_length:
|
|
|
1382 f->padding = (size_t) ch;
|
|
|
1383 state = ngx_http_fastcgi_st_reserved;
|
|
|
1384 break;
|
|
|
1385
|
|
|
1386 case ngx_http_fastcgi_st_reserved:
|
|
|
1387 state = ngx_http_fastcgi_st_data;
|
|
|
1388
|
|
|
1389 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1390 "http fastcgi record length: %z", f->length);
|
|
|
1391
|
|
|
1392 f->pos = p + 1;
|
|
|
1393 f->state = state;
|
|
|
1394
|
|
|
1395 return NGX_OK;
|
|
|
1396
|
|
|
1397 /* suppress warning */
|
|
|
1398 case ngx_http_fastcgi_st_data:
|
|
|
1399 case ngx_http_fastcgi_st_padding:
|
|
|
1400 break;
|
|
|
1401 }
|
|
|
1402 }
|
|
|
1403
|
|
|
1404 f->state = state;
|
|
|
1405
|
|
|
1406 return NGX_AGAIN;
|
|
|
1407 }
|
|
|
1408
|
|
|
1409
|
|
487
|
1410 static void
|
|
|
1411 ngx_http_fastcgi_abort_request(ngx_http_request_t *r)
|
|
479
|
1412 {
|
|
|
1413 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1414 "abort http fastcgi request");
|
|
|
1415
|
|
|
1416 return;
|
|
|
1417 }
|
|
|
1418
|
|
|
1419
|
|
487
|
1420 static void
|
|
|
1421 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc)
|
|
479
|
1422 {
|
|
|
1423 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
|
1424 "finalize http fastcgi request");
|
|
|
1425
|
|
|
1426 return;
|
|
|
1427 }
|
|
|
1428
|
|
|
1429
|
|
509
|
1430 static ngx_int_t
|
|
|
1431 ngx_http_fastcgi_add_variables(ngx_conf_t *cf)
|
|
479
|
1432 {
|
|
509
|
1433 ngx_http_variable_t *var;
|
|
479
|
1434
|
|
583
|
1435 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name,
|
|
|
1436 NGX_HTTP_VAR_NOHASH);
|
|
509
|
1437 if (var == NULL) {
|
|
|
1438 return NGX_ERROR;
|
|
479
|
1439 }
|
|
|
1440
|
|
509
|
1441 var->handler = ngx_http_fastcgi_script_name_variable;
|
|
485
|
1442
|
|
509
|
1443 return NGX_OK;
|
|
479
|
1444 }
|
|
|
1445
|
|
|
1446
|
|
487
|
1447 static void *
|
|
|
1448 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf)
|
|
479
|
1449 {
|
|
|
1450 ngx_http_fastcgi_loc_conf_t *conf;
|
|
|
1451
|
|
501
|
1452 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t));
|
|
|
1453 if (conf == NULL) {
|
|
479
|
1454 return NGX_CONF_ERROR;
|
|
|
1455 }
|
|
|
1456
|
|
|
1457 /*
|
|
|
1458 * set by ngx_pcalloc():
|
|
|
1459 *
|
|
|
1460 * conf->upstream.bufs.num = 0;
|
|
|
1461 * conf->upstream.path = NULL;
|
|
|
1462 * conf->upstream.next_upstream = 0;
|
|
|
1463 * conf->upstream.temp_path = NULL;
|
|
509
|
1464 * conf->upstream.schema = { 0, NULL };
|
|
|
1465 * conf->upstream.uri = { 0, NULL };
|
|
|
1466 * conf->upstream.location = NULL;
|
|
|
1467 *
|
|
479
|
1468 * conf->index.len = 0;
|
|
|
1469 * conf->index.data = NULL;
|
|
|
1470 */
|
|
|
1471
|
|
581
|
1472 conf->upstream.buffering = NGX_CONF_UNSET;
|
|
|
1473
|
|
479
|
1474 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1475 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC;
|
|
507
|
1476 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC;
|
|
|
1477
|
|
479
|
1478 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE;
|
|
581
|
1479 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE;
|
|
529
|
1480
|
|
|
1481 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE;
|
|
577
|
1482 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE;
|
|
529
|
1483 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE;
|
|
509
|
1484
|
|
561
|
1485 conf->upstream.max_fails = NGX_CONF_UNSET_UINT;
|
|
|
1486 conf->upstream.fail_timeout = NGX_CONF_UNSET;
|
|
|
1487
|
|
509
|
1488 conf->upstream.pass_request_headers = NGX_CONF_UNSET;
|
|
|
1489 conf->upstream.pass_request_body = NGX_CONF_UNSET;
|
|
|
1490
|
|
487
|
1491 conf->upstream.redirect_errors = NGX_CONF_UNSET;
|
|
479
|
1492
|
|
|
1493 /* "fastcgi_cyclic_temp_file" is disabled */
|
|
|
1494 conf->upstream.cyclic_temp_file = 0;
|
|
|
1495
|
|
509
|
1496 conf->upstream.pass_x_powered_by = NGX_CONF_UNSET;
|
|
|
1497
|
|
|
1498 /* the hardcoded values */
|
|
|
1499 conf->upstream.pass_server = 1;
|
|
|
1500 conf->upstream.pass_date = 1;
|
|
|
1501
|
|
479
|
1502 return conf;
|
|
|
1503 }
|
|
|
1504
|
|
|
1505
|
|
487
|
1506 static char *
|
|
|
1507 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
479
|
1508 {
|
|
|
1509 ngx_http_fastcgi_loc_conf_t *prev = parent;
|
|
|
1510 ngx_http_fastcgi_loc_conf_t *conf = child;
|
|
|
1511
|
|
509
|
1512 u_char *p;
|
|
|
1513 size_t size;
|
|
|
1514 uintptr_t *code;
|
|
|
1515 ngx_uint_t i;
|
|
|
1516 ngx_table_elt_t *src;
|
|
|
1517 ngx_http_script_compile_t sc;
|
|
|
1518 ngx_http_script_copy_code_t *copy;
|
|
479
|
1519
|
|
581
|
1520 ngx_conf_merge_value(conf->upstream.buffering,
|
|
|
1521 prev->upstream.buffering, 1);
|
|
|
1522
|
|
479
|
1523 ngx_conf_merge_msec_value(conf->upstream.connect_timeout,
|
|
|
1524 prev->upstream.connect_timeout, 60000);
|
|
507
|
1525
|
|
479
|
1526 ngx_conf_merge_msec_value(conf->upstream.send_timeout,
|
|
|
1527 prev->upstream.send_timeout, 60000);
|
|
|
1528
|
|
|
1529 ngx_conf_merge_msec_value(conf->upstream.read_timeout,
|
|
|
1530 prev->upstream.read_timeout, 60000);
|
|
|
1531
|
|
507
|
1532 ngx_conf_merge_size_value(conf->upstream.send_lowat,
|
|
|
1533 prev->upstream.send_lowat, 0);
|
|
479
|
1534
|
|
581
|
1535 ngx_conf_merge_size_value(conf->upstream.buffer_size,
|
|
|
1536 prev->upstream.buffer_size,
|
|
479
|
1537 (size_t) ngx_pagesize);
|
|
|
1538
|
|
507
|
1539
|
|
479
|
1540 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs,
|
|
|
1541 8, ngx_pagesize);
|
|
|
1542
|
|
|
1543 if (conf->upstream.bufs.num < 2) {
|
|
|
1544 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1545 "there must be at least 2 \"fastcgi_buffers\"");
|
|
|
1546 return NGX_CONF_ERROR;
|
|
|
1547 }
|
|
|
1548
|
|
|
1549
|
|
581
|
1550 size = conf->upstream.buffer_size;
|
|
479
|
1551 if (size < conf->upstream.bufs.size) {
|
|
|
1552 size = conf->upstream.bufs.size;
|
|
|
1553 }
|
|
|
1554
|
|
|
1555
|
|
529
|
1556 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf,
|
|
|
1557 prev->upstream.busy_buffers_size_conf,
|
|
479
|
1558 NGX_CONF_UNSET_SIZE);
|
|
|
1559
|
|
529
|
1560 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
479
|
1561 conf->upstream.busy_buffers_size = 2 * size;
|
|
529
|
1562 } else {
|
|
|
1563 conf->upstream.busy_buffers_size =
|
|
|
1564 conf->upstream.busy_buffers_size_conf;
|
|
|
1565 }
|
|
479
|
1566
|
|
529
|
1567 if (conf->upstream.busy_buffers_size < size) {
|
|
479
|
1568 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1569 "\"fastcgi_busy_buffers_size\" must be equal or bigger than "
|
|
|
1570 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1571 "one of the \"fastcgi_buffers\"");
|
|
|
1572
|
|
|
1573 return NGX_CONF_ERROR;
|
|
529
|
1574 }
|
|
479
|
1575
|
|
529
|
1576 if (conf->upstream.busy_buffers_size
|
|
|
1577 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size)
|
|
479
|
1578 {
|
|
|
1579 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1580 "\"fastcgi_busy_buffers_size\" must be less than "
|
|
|
1581 "the size of all \"fastcgi_buffers\" minus one buffer");
|
|
|
1582
|
|
|
1583 return NGX_CONF_ERROR;
|
|
|
1584 }
|
|
|
1585
|
|
|
1586
|
|
529
|
1587 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf,
|
|
|
1588 prev->upstream.temp_file_write_size_conf,
|
|
479
|
1589 NGX_CONF_UNSET_SIZE);
|
|
|
1590
|
|
529
|
1591 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
479
|
1592 conf->upstream.temp_file_write_size = 2 * size;
|
|
529
|
1593 } else {
|
|
|
1594 conf->upstream.temp_file_write_size =
|
|
|
1595 conf->upstream.temp_file_write_size_conf;
|
|
|
1596 }
|
|
479
|
1597
|
|
529
|
1598 if (conf->upstream.temp_file_write_size < size) {
|
|
479
|
1599 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1600 "\"fastcgi_temp_file_write_size\" must be equal or bigger than "
|
|
|
1601 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1602 "one of the \"fastcgi_buffers\"");
|
|
|
1603
|
|
|
1604 return NGX_CONF_ERROR;
|
|
|
1605 }
|
|
|
1606
|
|
|
1607
|
|
529
|
1608 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf,
|
|
|
1609 prev->upstream.max_temp_file_size_conf,
|
|
479
|
1610 NGX_CONF_UNSET_SIZE);
|
|
|
1611
|
|
529
|
1612 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) {
|
|
479
|
1613 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024;
|
|
529
|
1614 } else {
|
|
|
1615 conf->upstream.max_temp_file_size =
|
|
|
1616 conf->upstream.max_temp_file_size_conf;
|
|
|
1617 }
|
|
479
|
1618
|
|
529
|
1619 if (conf->upstream.max_temp_file_size != 0
|
|
|
1620 && conf->upstream.max_temp_file_size < size)
|
|
479
|
1621 {
|
|
|
1622 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1623 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable "
|
|
|
1624 "the temporary files usage or must be equal or bigger than "
|
|
|
1625 "maximum of the value of \"fastcgi_header_buffer_size\" and "
|
|
|
1626 "one of the \"fastcgi_buffers\"");
|
|
|
1627
|
|
|
1628 return NGX_CONF_ERROR;
|
|
|
1629 }
|
|
|
1630
|
|
|
1631
|
|
|
1632 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream,
|
|
487
|
1633 prev->upstream.next_upstream,
|
|
|
1634 (NGX_CONF_BITMASK_SET
|
|
|
1635 |NGX_HTTP_UPSTREAM_FT_ERROR
|
|
|
1636 |NGX_HTTP_UPSTREAM_FT_TIMEOUT));
|
|
479
|
1637
|
|
561
|
1638 ngx_conf_merge_unsigned_value(conf->upstream.max_fails,
|
|
|
1639 prev->upstream.max_fails, 1);
|
|
|
1640
|
|
|
1641 ngx_conf_merge_sec_value(conf->upstream.fail_timeout,
|
|
|
1642 prev->upstream.fail_timeout, 10);
|
|
|
1643
|
|
|
1644 if (conf->peers && conf->peers->number > 1) {
|
|
|
1645 for (i = 0; i < conf->peers->number; i++) {
|
|
|
1646 conf->peers->peer[i].weight = 1;
|
|
|
1647 conf->peers->peer[i].max_fails = conf->upstream.max_fails;
|
|
|
1648 conf->peers->peer[i].fail_timeout = conf->upstream.fail_timeout;
|
|
|
1649 }
|
|
|
1650 }
|
|
|
1651
|
|
479
|
1652 ngx_conf_merge_path_value(conf->upstream.temp_path,
|
|
|
1653 prev->upstream.temp_path,
|
|
|
1654 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0,
|
|
|
1655 ngx_garbage_collector_temp_handler, cf);
|
|
|
1656
|
|
509
|
1657 ngx_conf_merge_value(conf->upstream.pass_request_headers,
|
|
|
1658 prev->upstream.pass_request_headers, 1);
|
|
|
1659 ngx_conf_merge_value(conf->upstream.pass_request_body,
|
|
|
1660 prev->upstream.pass_request_body, 1);
|
|
|
1661
|
|
529
|
1662 ngx_conf_merge_value(conf->upstream.redirect_errors,
|
|
509
|
1663 prev->upstream.redirect_errors, 0);
|
|
|
1664
|
|
529
|
1665 ngx_conf_merge_value(conf->upstream.pass_x_powered_by,
|
|
509
|
1666 prev->upstream.pass_x_powered_by, 1);
|
|
507
|
1667
|
|
|
1668
|
|
479
|
1669 ngx_conf_merge_str_value(conf->index, prev->index, "");
|
|
|
1670
|
|
507
|
1671 if (conf->peers == NULL) {
|
|
|
1672 conf->peers = prev->peers;
|
|
|
1673 }
|
|
|
1674
|
|
509
|
1675 if (conf->params_source == NULL) {
|
|
573
|
1676 conf->flushes = prev->flushes;
|
|
509
|
1677 conf->params_len = prev->params_len;
|
|
|
1678 conf->params = prev->params;
|
|
573
|
1679 conf->params_source = prev->params_source;
|
|
509
|
1680
|
|
|
1681 if (conf->params_source == NULL) {
|
|
|
1682 return NGX_CONF_OK;
|
|
|
1683 }
|
|
|
1684 }
|
|
|
1685
|
|
|
1686 conf->params_len = ngx_array_create(cf->pool, 64, 1);
|
|
|
1687 if (conf->params_len == NULL) {
|
|
|
1688 return NGX_CONF_ERROR;
|
|
|
1689 }
|
|
573
|
1690
|
|
509
|
1691 conf->params = ngx_array_create(cf->pool, 512, 1);
|
|
|
1692 if (conf->params == NULL) {
|
|
|
1693 return NGX_CONF_ERROR;
|
|
|
1694 }
|
|
|
1695
|
|
|
1696 src = conf->params_source->elts;
|
|
|
1697 for (i = 0; i < conf->params_source->nelts; i++) {
|
|
|
1698
|
|
|
1699 if (ngx_http_script_variables_count(&src[i].value) == 0) {
|
|
|
1700 copy = ngx_array_push_n(conf->params_len,
|
|
|
1701 sizeof(ngx_http_script_copy_code_t));
|
|
|
1702 if (copy == NULL) {
|
|
|
1703 return NGX_CONF_ERROR;
|
|
|
1704 }
|
|
|
1705
|
|
|
1706 copy->code = (ngx_http_script_code_pt)
|
|
|
1707 ngx_http_script_copy_len_code;
|
|
|
1708 copy->len = src[i].key.len;
|
|
|
1709
|
|
|
1710
|
|
|
1711 copy = ngx_array_push_n(conf->params_len,
|
|
|
1712 sizeof(ngx_http_script_copy_code_t));
|
|
|
1713 if (copy == NULL) {
|
|
|
1714 return NGX_CONF_ERROR;
|
|
|
1715 }
|
|
|
1716
|
|
|
1717 copy->code = (ngx_http_script_code_pt)
|
|
|
1718 ngx_http_script_copy_len_code;
|
|
|
1719 copy->len = src[i].value.len;
|
|
|
1720
|
|
|
1721
|
|
|
1722 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1723 + src[i].key.len + src[i].value.len
|
|
|
1724 + sizeof(uintptr_t) - 1)
|
|
|
1725 & ~(sizeof(uintptr_t) - 1);
|
|
|
1726
|
|
|
1727 copy = ngx_array_push_n(conf->params, size);
|
|
|
1728 if (copy == NULL) {
|
|
|
1729 return NGX_CONF_ERROR;
|
|
|
1730 }
|
|
577
|
1731
|
|
509
|
1732 copy->code = ngx_http_script_copy_code;
|
|
|
1733 copy->len = src[i].key.len + src[i].value.len;
|
|
|
1734
|
|
|
1735 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1736
|
|
|
1737 p = ngx_cpymem(p, src[i].key.data, src[i].key.len);
|
|
|
1738 ngx_memcpy(p, src[i].value.data, src[i].value.len);
|
|
|
1739
|
|
|
1740 } else {
|
|
|
1741 copy = ngx_array_push_n(conf->params_len,
|
|
|
1742 sizeof(ngx_http_script_copy_code_t));
|
|
|
1743 if (copy == NULL) {
|
|
|
1744 return NGX_CONF_ERROR;
|
|
|
1745 }
|
|
|
1746
|
|
|
1747 copy->code = (ngx_http_script_code_pt)
|
|
|
1748 ngx_http_script_copy_len_code;
|
|
|
1749 copy->len = src[i].key.len;
|
|
|
1750
|
|
|
1751
|
|
|
1752 size = (sizeof(ngx_http_script_copy_code_t)
|
|
|
1753 + src[i].key.len + sizeof(uintptr_t) - 1)
|
|
|
1754 & ~(sizeof(uintptr_t) - 1);
|
|
|
1755
|
|
|
1756 copy = ngx_array_push_n(conf->params, size);
|
|
|
1757 if (copy == NULL) {
|
|
|
1758 return NGX_CONF_ERROR;
|
|
|
1759 }
|
|
577
|
1760
|
|
509
|
1761 copy->code = ngx_http_script_copy_code;
|
|
|
1762 copy->len = src[i].key.len;
|
|
|
1763
|
|
|
1764 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);
|
|
|
1765 ngx_memcpy(p, src[i].key.data, src[i].key.len);
|
|
|
1766
|
|
|
1767
|
|
|
1768 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
|
|
|
1769
|
|
|
1770 sc.cf = cf;
|
|
|
1771 sc.source = &src[i].value;
|
|
573
|
1772 sc.flushes = &conf->flushes;
|
|
509
|
1773 sc.lengths = &conf->params_len;
|
|
|
1774 sc.values = &conf->params;
|
|
|
1775
|
|
|
1776 if (ngx_http_script_compile(&sc) != NGX_OK) {
|
|
|
1777 return NGX_CONF_ERROR;
|
|
|
1778 }
|
|
|
1779 }
|
|
|
1780
|
|
|
1781 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1782 if (code == NULL) {
|
|
|
1783 return NGX_CONF_ERROR;
|
|
|
1784 }
|
|
|
1785
|
|
|
1786 *code = (uintptr_t) NULL;
|
|
|
1787
|
|
|
1788
|
|
|
1789 code = ngx_array_push_n(conf->params, sizeof(uintptr_t));
|
|
|
1790 if (code == NULL) {
|
|
|
1791 return NGX_CONF_ERROR;
|
|
|
1792 }
|
|
|
1793
|
|
|
1794 *code = (uintptr_t) NULL;
|
|
|
1795 }
|
|
|
1796
|
|
|
1797 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t));
|
|
|
1798 if (code == NULL) {
|
|
|
1799 return NGX_CONF_ERROR;
|
|
|
1800 }
|
|
|
1801
|
|
|
1802 *code = (uintptr_t) NULL;
|
|
|
1803
|
|
479
|
1804 return NGX_CONF_OK;
|
|
|
1805 }
|
|
509
|
1806
|
|
|
1807
|
|
573
|
1808 static ngx_int_t
|
|
|
1809 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r,
|
|
|
1810 ngx_http_variable_value_t *v, uintptr_t data)
|
|
509
|
1811 {
|
|
|
1812 u_char *p;
|
|
|
1813 ngx_http_fastcgi_loc_conf_t *flcf;
|
|
|
1814
|
|
577
|
1815 v->valid = 1;
|
|
573
|
1816 v->no_cachable = 0;
|
|
|
1817 v->not_found = 0;
|
|
509
|
1818
|
|
|
1819 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module);
|
|
|
1820
|
|
|
1821 if (r->uri.data[r->uri.len - 1] != '/') {
|
|
573
|
1822 v->len = r->uri.len;
|
|
|
1823 v->data = r->uri.data;
|
|
|
1824 return NGX_OK;
|
|
509
|
1825 }
|
|
|
1826
|
|
573
|
1827 v->len = r->uri.len + flcf->index.len;
|
|
509
|
1828
|
|
573
|
1829 v->data = ngx_palloc(r->pool, v->len);
|
|
|
1830 if (v->data == NULL) {
|
|
|
1831 return NGX_ERROR;
|
|
509
|
1832 }
|
|
|
1833
|
|
573
|
1834 p = ngx_copy(v->data, r->uri.data, r->uri.len);
|
|
509
|
1835 ngx_memcpy(p, flcf->index.data, flcf->index.len);
|
|
|
1836
|
|
573
|
1837 return NGX_OK;
|
|
509
|
1838 }
|
|
|
1839
|
|
|
1840
|
|
|
1841 static char *
|
|
|
1842 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1843 {
|
|
|
1844 ngx_http_fastcgi_loc_conf_t *lcf = conf;
|
|
|
1845
|
|
|
1846 ngx_str_t *value;
|
|
|
1847 ngx_inet_upstream_t inet_upstream;
|
|
|
1848 ngx_http_core_loc_conf_t *clcf;
|
|
|
1849 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1850 ngx_unix_domain_upstream_t unix_upstream;
|
|
|
1851 #endif
|
|
|
1852
|
|
555
|
1853 if (lcf->upstream.schema.len) {
|
|
|
1854 return "is duplicate";
|
|
|
1855 }
|
|
|
1856
|
|
509
|
1857 value = cf->args->elts;
|
|
|
1858
|
|
|
1859 if (ngx_strncasecmp(value[1].data, "unix:", 5) == 0) {
|
|
|
1860
|
|
|
1861 #if (NGX_HAVE_UNIX_DOMAIN)
|
|
|
1862
|
|
|
1863 ngx_memzero(&unix_upstream, sizeof(ngx_unix_domain_upstream_t));
|
|
|
1864
|
|
|
1865 unix_upstream.name = value[1];
|
|
|
1866 unix_upstream.url = value[1];
|
|
|
1867
|
|
|
1868 lcf->peers = ngx_unix_upstream_parse(cf, &unix_upstream);
|
|
|
1869 if (lcf->peers == NULL) {
|
|
|
1870 return NGX_CONF_ERROR;
|
|
|
1871 }
|
|
|
1872
|
|
555
|
1873 lcf->peers->peer[0].uri_separator = "";
|
|
|
1874
|
|
509
|
1875 #else
|
|
|
1876 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1877 "the unix domain sockets are not supported "
|
|
|
1878 "on this platform");
|
|
|
1879 return NGX_CONF_ERROR;
|
|
|
1880
|
|
|
1881 #endif
|
|
|
1882
|
|
|
1883 } else {
|
|
|
1884 ngx_memzero(&inet_upstream, sizeof(ngx_inet_upstream_t));
|
|
|
1885
|
|
|
1886 inet_upstream.name = value[1];
|
|
|
1887 inet_upstream.url = value[1];
|
|
577
|
1888
|
|
509
|
1889 lcf->peers = ngx_inet_upstream_parse(cf, &inet_upstream);
|
|
|
1890 if (lcf->peers == NULL) {
|
|
|
1891 return NGX_CONF_ERROR;
|
|
|
1892 }
|
|
|
1893 }
|
|
|
1894
|
|
|
1895 lcf->upstream.schema.len = sizeof("fastcgi://") - 1;
|
|
|
1896 lcf->upstream.schema.data = (u_char *) "fastcgi://";
|
|
|
1897
|
|
|
1898 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
|
1899
|
|
|
1900 clcf->handler = ngx_http_fastcgi_handler;
|
|
|
1901
|
|
573
|
1902 lcf->upstream.location = clcf->name;
|
|
509
|
1903
|
|
|
1904 if (clcf->name.data[clcf->name.len - 1] == '/') {
|
|
|
1905 clcf->auto_redirect = 1;
|
|
|
1906 }
|
|
|
1907
|
|
|
1908 return NGX_CONF_OK;
|
|
|
1909 }
|
|
|
1910
|
|
|
1911
|
|
|
1912 static char *
|
|
|
1913 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data)
|
|
|
1914 {
|
|
|
1915 #if (NGX_FREEBSD)
|
|
|
1916 ssize_t *np = data;
|
|
|
1917
|
|
|
1918 if (*np >= ngx_freebsd_net_inet_tcp_sendspace) {
|
|
|
1919 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1920 "\"fastcgi_send_lowat\" must be less than %d "
|
|
|
1921 "(sysctl net.inet.tcp.sendspace)",
|
|
|
1922 ngx_freebsd_net_inet_tcp_sendspace);
|
|
|
1923
|
|
|
1924 return NGX_CONF_ERROR;
|
|
|
1925 }
|
|
|
1926
|
|
|
1927 #elif !(NGX_HAVE_SO_SNDLOWAT)
|
|
|
1928 ssize_t *np = data;
|
|
|
1929
|
|
|
1930 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1931 "\"fastcgi_send_lowat\" is not supported, ignored");
|
|
|
1932
|
|
|
1933 *np = 0;
|
|
|
1934
|
|
|
1935 #endif
|
|
|
1936
|
|
|
1937 return NGX_CONF_OK;
|
|
|
1938 }
|
