0
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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 #define NGX_HTTP_USERID_OFF 0
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13 #define NGX_HTTP_USERID_LOG 1
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14 #define NGX_HTTP_USERID_V1 2
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15 #define NGX_HTTP_USERID_ON 3
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16
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17 /* 31 Dec 2037 23:55:55 GMT */
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18 #define NGX_HTTP_USERID_MAX_EXPIRES 2145916555
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19
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20
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21 typedef struct {
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58
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22 ngx_uint_t enable;
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0
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23
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24 ngx_int_t service;
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25
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26 ngx_str_t name;
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27 ngx_str_t domain;
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28 ngx_str_t path;
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29 time_t expires;
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10
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30 ngx_str_t p3p;
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0
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31 } ngx_http_userid_conf_t;
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32
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33
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34 typedef struct {
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10
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35 uint32_t uid_got[4];
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36 uint32_t uid_set[4];
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37 } ngx_http_userid_ctx_t;
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38
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39
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40 static ngx_int_t ngx_http_userid_get_uid(ngx_http_request_t *r,
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48
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41 ngx_http_userid_ctx_t *ctx, ngx_http_userid_conf_t *conf);
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42 static ngx_int_t ngx_http_userid_set_uid(ngx_http_request_t *r,
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48
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43 ngx_http_userid_ctx_t *ctx, ngx_http_userid_conf_t *conf);
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0
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44
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28
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45 static size_t ngx_http_userid_log_uid_got_getlen(ngx_http_request_t *r,
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48
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46 uintptr_t data);
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0
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47 static u_char *ngx_http_userid_log_uid_got(ngx_http_request_t *r, u_char *buf,
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48
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48 ngx_http_log_op_t *op);
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28
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49 static size_t ngx_http_userid_log_uid_set_getlen(ngx_http_request_t *r,
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48
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50 uintptr_t data);
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0
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51 static u_char *ngx_http_userid_log_uid_set(ngx_http_request_t *r, u_char *buf,
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48
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52 ngx_http_log_op_t *op);
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0
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53
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28
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54 static ngx_int_t ngx_http_userid_add_log_formats(ngx_conf_t *cf);
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55 static ngx_int_t ngx_http_userid_init(ngx_cycle_t *cycle);
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56 static void *ngx_http_userid_create_conf(ngx_conf_t *cf);
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57 static char *ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent,
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48
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58 void *child);
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59 static char *ngx_http_userid_domain(ngx_conf_t *cf, void *post, void *data);
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60 static char *ngx_http_userid_path(ngx_conf_t *cf, void *post, void *data);
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61 static char *ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd,
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62 void *conf);
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63 static char *ngx_http_userid_p3p(ngx_conf_t *cf, void *post, void *data);
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0
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64
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65
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66 static uint32_t sequencer_v1 = 1;
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67 static uint32_t sequencer_v2 = 0x03030302;
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68
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69
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70 static u_char expires[] = "; expires=Thu, 31-Dec-37 23:55:55 GMT";
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71
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72
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73 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
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74
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75
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76 static ngx_conf_enum_t ngx_http_userid_state[] = {
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77 { ngx_string("off"), NGX_HTTP_USERID_OFF },
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78 { ngx_string("log"), NGX_HTTP_USERID_LOG },
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79 { ngx_string("v1"), NGX_HTTP_USERID_V1 },
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80 { ngx_string("on"), NGX_HTTP_USERID_ON },
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81 { ngx_null_string, 0 }
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82 };
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83
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84
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85 static ngx_conf_post_handler_pt ngx_http_userid_domain_p =
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86 ngx_http_userid_domain;
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87
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88 static ngx_conf_post_handler_pt ngx_http_userid_path_p = ngx_http_userid_path;
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89 static ngx_conf_post_handler_pt ngx_http_userid_p3p_p = ngx_http_userid_p3p;
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0
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90
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91
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92 static ngx_command_t ngx_http_userid_commands[] = {
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93
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94 { ngx_string("userid"),
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95 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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96 ngx_conf_set_enum_slot,
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97 NGX_HTTP_LOC_CONF_OFFSET,
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98 offsetof(ngx_http_userid_conf_t, enable),
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99 ngx_http_userid_state },
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100
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101 { ngx_string("userid_service"),
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102 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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103 ngx_conf_set_num_slot,
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104 NGX_HTTP_LOC_CONF_OFFSET,
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105 offsetof(ngx_http_userid_conf_t, service),
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106 NULL },
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107
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108 { ngx_string("userid_name"),
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109 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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110 ngx_conf_set_str_slot,
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111 NGX_HTTP_LOC_CONF_OFFSET,
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112 offsetof(ngx_http_userid_conf_t, name),
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113 NULL },
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114
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115 { ngx_string("userid_domain"),
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116 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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117 ngx_conf_set_str_slot,
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118 NGX_HTTP_LOC_CONF_OFFSET,
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119 offsetof(ngx_http_userid_conf_t, domain),
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120 &ngx_http_userid_domain_p },
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121
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122 { ngx_string("userid_path"),
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123 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
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124 ngx_conf_set_str_slot,
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125 NGX_HTTP_LOC_CONF_OFFSET,
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126 offsetof(ngx_http_userid_conf_t, path),
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127 &ngx_http_userid_path_p },
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128
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129 { ngx_string("userid_expires"),
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130 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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131 ngx_http_userid_expires,
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132 NGX_HTTP_LOC_CONF_OFFSET,
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133 0,
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134 NULL },
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135
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136 { ngx_string("userid_p3p"),
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137 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
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138 ngx_conf_set_str_slot,
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139 NGX_HTTP_LOC_CONF_OFFSET,
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140 offsetof(ngx_http_userid_conf_t, p3p),
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141 &ngx_http_userid_p3p_p },
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142
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48
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143 ngx_null_command
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144 };
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145
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146
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147 ngx_http_module_t ngx_http_userid_filter_module_ctx = {
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148 ngx_http_userid_add_log_formats, /* preconfiguration */
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149 NULL, /* postconfiguration */
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0
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150
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151 NULL, /* create main configuration */
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152 NULL, /* init main configuration */
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153
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154 NULL, /* create server configuration */
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155 NULL, /* merge server configuration */
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156
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157 ngx_http_userid_create_conf, /* create location configration */
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158 ngx_http_userid_merge_conf /* merge location configration */
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159 };
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160
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161
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162 ngx_module_t ngx_http_userid_filter_module = {
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58
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163 NGX_MODULE_V1,
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164 &ngx_http_userid_filter_module_ctx, /* module context */
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165 ngx_http_userid_commands, /* module directives */
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166 NGX_HTTP_MODULE, /* module type */
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167 ngx_http_userid_init, /* init module */
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168 NULL /* init process */
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169 };
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170
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171
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172 static ngx_http_log_op_name_t ngx_http_userid_log_fmt_ops[] = {
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28
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173 { ngx_string("uid_got"), 0, NULL,
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174 ngx_http_userid_log_uid_got_getlen,
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175 ngx_http_userid_log_uid_got },
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176 { ngx_string("uid_set"), 0, NULL,
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177 ngx_http_userid_log_uid_set_getlen,
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178 ngx_http_userid_log_uid_set },
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179 { ngx_null_string, 0, NULL, NULL, NULL }
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0
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180 };
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181
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182
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48
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183 static ngx_int_t
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184 ngx_http_userid_filter(ngx_http_request_t *r)
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185 {
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186 ngx_int_t rc;
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187 ngx_http_userid_ctx_t *ctx;
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188 ngx_http_userid_conf_t *conf;
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189
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190 if (r->main) {
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191 return ngx_http_next_header_filter(r);
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192 }
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193
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194 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
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195
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196 if (conf->enable == NGX_HTTP_USERID_OFF) {
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197 return ngx_http_next_header_filter(r);
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198 }
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199
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48
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200
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201 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_userid_ctx_t));
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202 if (ctx == NULL) {
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203 return NGX_ERROR;
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204 }
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205
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206 ngx_http_set_ctx(r, ctx, ngx_http_userid_filter_module);
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207
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208
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209 rc = ngx_http_userid_get_uid(r, ctx, conf);
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210
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211 if (rc != NGX_OK) {
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212 return rc;
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213 }
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214
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215 if (conf->enable == NGX_HTTP_USERID_LOG || ctx->uid_got[3] != 0) {
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216 return ngx_http_next_header_filter(r);
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217 }
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218
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219 rc = ngx_http_userid_set_uid(r, ctx, conf);
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220
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221 if (rc != NGX_OK) {
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222 return rc;
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223 }
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224
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225 return ngx_http_next_header_filter(r);
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226 }
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227
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228
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48
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229 static ngx_int_t
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230 ngx_http_userid_get_uid(ngx_http_request_t *r, ngx_http_userid_ctx_t *ctx,
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231 ngx_http_userid_conf_t *conf)
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0
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232 {
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233 ngx_int_t n;
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234 ngx_str_t src, dst;
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235 ngx_table_elt_t **cookies;
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236
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237 n = ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &conf->name,
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238 &src);
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239 if (n == NGX_DECLINED) {
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240 return NGX_OK;
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241 }
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242
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58
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243 if (src.len < 22) {
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244 cookies = r->headers_in.cookies.elts;
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245 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
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246 "client sent too short userid cookie \"%V\"",
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247 &cookies[n]->value);
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248 return NGX_OK;
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249 }
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250
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58
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251 /*
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252 * we have to limit encoded string to 22 characters
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253 * because there are already the millions cookies with a garbage
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254 * instead of the correct base64 trail "=="
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255 */
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256
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58
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257 src.len = 22;
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0
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258
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58
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259 dst.data = (u_char *) ctx->uid_got;
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0
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260
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58
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261 if (ngx_decode_base64(&dst, &src) == NGX_ERROR) {
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262 cookies = r->headers_in.cookies.elts;
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263 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
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264 "client sent invalid userid cookie \"%V\"",
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265 &cookies[n]->value);
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266 return NGX_OK;
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267 }
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268
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58
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269 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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270 "uid: %08XD%08XD%08XD%08XD",
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271 ctx->uid_got[0], ctx->uid_got[1],
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272 ctx->uid_got[2], ctx->uid_got[3]);
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273
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274 return NGX_OK;
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275 }
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276
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277
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48
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278 static ngx_int_t
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279 ngx_http_userid_set_uid(ngx_http_request_t *r, ngx_http_userid_ctx_t *ctx,
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280 ngx_http_userid_conf_t *conf)
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0
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281 {
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282 u_char *cookie, *p;
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283 size_t len;
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284 socklen_t slen;
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28
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285 struct sockaddr_in sin;
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286 ngx_str_t src, dst;
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287 ngx_table_elt_t *set_cookie, *p3p;
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288
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289 /* TODO: mutex for sequencers */
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290
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291 if (conf->enable == NGX_HTTP_USERID_V1) {
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292 if (conf->service == NGX_CONF_UNSET) {
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293 ctx->uid_set[0] = 0;
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294 } else {
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295 ctx->uid_set[0] = htonl(conf->service);
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296 }
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297
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298 ctx->uid_set[1] = ngx_time();
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299 ctx->uid_set[2] = ngx_pid;
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300 ctx->uid_set[3] = sequencer_v1;
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301 sequencer_v1 += 0x100;
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302
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303 } else {
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304 if (conf->service == NGX_CONF_UNSET) {
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305 if (r->in_addr == 0) {
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306 slen = sizeof(struct sockaddr_in);
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307 if (getsockname(r->connection->fd,
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28
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308 (struct sockaddr *) &sin, &slen) == -1)
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0
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309 {
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310 ngx_log_error(NGX_LOG_CRIT, r->connection->log,
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28
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311 ngx_socket_errno, "getsockname() failed");
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0
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312 }
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313
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28
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314 r->in_addr = sin.sin_addr.s_addr;
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0
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315 }
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316
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317 ctx->uid_set[0] = htonl(r->in_addr);
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318
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319 } else {
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320 ctx->uid_set[0] = htonl(conf->service);
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321 }
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322
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323 ctx->uid_set[1] = htonl(ngx_time());
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324 ctx->uid_set[2] = htonl(ngx_pid);
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325 ctx->uid_set[3] = htonl(sequencer_v2);
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326 sequencer_v2 += 0x100;
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327 if (sequencer_v2 < 0x03030302) {
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328 sequencer_v2 = 0x03030302;
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329 }
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330 }
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331
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332 len = conf->name.len + 1 + ngx_base64_encoded_length(16) + conf->path.len;
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0
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333
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334 if (conf->expires) {
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335 len += sizeof(expires) - 1 + 2;
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336 }
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337
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28
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338 if (conf->domain.len) {
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10
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339 len += conf->domain.len;
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0
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340 }
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341
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48
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342 cookie = ngx_palloc(r->pool, len);
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343 if (cookie == NULL) {
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0
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344 return NGX_ERROR;
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345 }
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346
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347 p = ngx_cpymem(cookie, conf->name.data, conf->name.len);
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348 *p++ = '=';
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349
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350 src.len = 16;
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351 src.data = (u_char *) ctx->uid_set;
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352 dst.data = p;
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353
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2
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354 ngx_encode_base64(&dst, &src);
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0
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355
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356 p += dst.len;
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357
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358 if (conf->expires == NGX_HTTP_USERID_MAX_EXPIRES) {
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359 p = ngx_cpymem(p, expires, sizeof(expires) - 1);
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360
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361 } else if (conf->expires) {
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362 p = ngx_cpymem(p, expires, sizeof("; expires=") - 1);
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4
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363 p = ngx_http_cookie_time(p, ngx_time() + conf->expires);
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0
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364 }
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365
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28
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366 if (conf->domain.len) {
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0
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367 p = ngx_cpymem(p, conf->domain.data, conf->domain.len);
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368 }
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369
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10
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370 p = ngx_cpymem(p, conf->path.data, conf->path.len);
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0
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371
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48
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372 set_cookie = ngx_list_push(&r->headers_out.headers);
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373 if (set_cookie == NULL) {
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0
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374 return NGX_ERROR;
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375 }
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376
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58
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377 set_cookie->hash = 1;
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0
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378 set_cookie->key.len = sizeof("Set-Cookie") - 1;
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379 set_cookie->key.data = (u_char *) "Set-Cookie";
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380 set_cookie->value.len = p - cookie;
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381 set_cookie->value.data = cookie;
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382
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10
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383 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
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384 "uid cookie: \"%V\"", &set_cookie->value);
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385
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28
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386 if (conf->p3p.len == 0) {
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10
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387 return NGX_OK;
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388 }
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389
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48
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390 p3p = ngx_list_push(&r->headers_out.headers);
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391 if (p3p == NULL) {
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10
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392 return NGX_ERROR;
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393 }
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394
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58
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395 p3p->hash = 1;
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10
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396 p3p->key.len = sizeof("P3P") - 1;
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397 p3p->key.data = (u_char *) "P3P";
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398 p3p->value = conf->p3p;
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399
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0
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400 return NGX_OK;
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401 }
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402
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403
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48
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404 static size_t
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405 ngx_http_userid_log_uid_got_getlen(ngx_http_request_t *r, uintptr_t data)
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0
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406 {
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407 ngx_http_userid_ctx_t *ctx;
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408 ngx_http_userid_conf_t *conf;
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409
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410 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
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411
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412 if (ctx == NULL || ctx->uid_got[3] == 0) {
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28
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413 return 1;
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414 }
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415
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416 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
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417
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418 return conf->name.len + 1 + 32;
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419 }
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420
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0
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421
|
48
|
422 static u_char *
|
|
423 ngx_http_userid_log_uid_got(ngx_http_request_t *r, u_char *buf,
|
|
424 ngx_http_log_op_t *op)
|
28
|
425 {
|
|
426 ngx_http_userid_ctx_t *ctx;
|
|
427 ngx_http_userid_conf_t *conf;
|
|
428
|
|
429 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
|
|
430
|
|
431 if (ctx == NULL || ctx->uid_got[3] == 0) {
|
0
|
432 *buf = '-';
|
|
433 return buf + 1;
|
|
434 }
|
|
435
|
|
436 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
437
|
|
438 buf = ngx_cpymem(buf, conf->name.data, conf->name.len);
|
|
439
|
|
440 *buf++ = '=';
|
|
441
|
10
|
442 return ngx_sprintf(buf, "%08XD%08XD%08XD%08XD",
|
|
443 ctx->uid_got[0], ctx->uid_got[1],
|
|
444 ctx->uid_got[2], ctx->uid_got[3]);
|
0
|
445 }
|
|
446
|
|
447
|
48
|
448 static size_t
|
|
449 ngx_http_userid_log_uid_set_getlen(ngx_http_request_t *r, uintptr_t data)
|
0
|
450 {
|
|
451 ngx_http_userid_ctx_t *ctx;
|
|
452 ngx_http_userid_conf_t *conf;
|
|
453
|
|
454 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
|
|
455
|
|
456 if (ctx == NULL || ctx->uid_set[3] == 0) {
|
28
|
457 return 1;
|
|
458 }
|
|
459
|
|
460 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
461
|
|
462 return conf->name.len + 1 + 32;
|
|
463 }
|
|
464
|
0
|
465
|
48
|
466 static u_char *
|
|
467 ngx_http_userid_log_uid_set(ngx_http_request_t *r, u_char *buf,
|
|
468 ngx_http_log_op_t *op)
|
28
|
469 {
|
|
470 ngx_http_userid_ctx_t *ctx;
|
|
471 ngx_http_userid_conf_t *conf;
|
|
472
|
|
473 ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module);
|
|
474
|
|
475 if (ctx == NULL || ctx->uid_set[3] == 0) {
|
0
|
476 *buf = '-';
|
|
477 return buf + 1;
|
|
478 }
|
|
479
|
|
480 conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module);
|
|
481
|
|
482 buf = ngx_cpymem(buf, conf->name.data, conf->name.len);
|
|
483
|
|
484 *buf++ = '=';
|
|
485
|
10
|
486 return ngx_sprintf(buf, "%08XD%08XD%08XD%08XD",
|
|
487 ctx->uid_set[0], ctx->uid_set[1],
|
|
488 ctx->uid_set[2], ctx->uid_set[3]);
|
0
|
489 }
|
|
490
|
|
491
|
48
|
492 static ngx_int_t
|
|
493 ngx_http_userid_add_log_formats(ngx_conf_t *cf)
|
0
|
494 {
|
28
|
495 ngx_http_log_op_name_t *op;
|
|
496
|
|
497 for (op = ngx_http_userid_log_fmt_ops; op->name.len; op++) { /* void */ }
|
|
498 op->run = NULL;
|
|
499
|
|
500 for (op = ngx_http_log_fmt_ops; op->run; op++) {
|
|
501 if (op->name.len == 0) {
|
|
502 op = (ngx_http_log_op_name_t *) op->run;
|
|
503 }
|
|
504 }
|
|
505
|
|
506 op->run = (ngx_http_log_op_run_pt) ngx_http_userid_log_fmt_ops;
|
0
|
507
|
|
508 return NGX_OK;
|
|
509 }
|
|
510
|
|
511
|
48
|
512 static ngx_int_t
|
|
513 ngx_http_userid_init(ngx_cycle_t *cycle)
|
0
|
514 {
|
28
|
515 ngx_http_next_header_filter = ngx_http_top_header_filter;
|
|
516 ngx_http_top_header_filter = ngx_http_userid_filter;
|
0
|
517
|
|
518 return NGX_OK;
|
|
519 }
|
|
520
|
|
521
|
48
|
522 static void *
|
|
523 ngx_http_userid_create_conf(ngx_conf_t *cf)
|
0
|
524 {
|
|
525 ngx_http_userid_conf_t *conf;
|
|
526
|
48
|
527 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_userid_conf_t));
|
|
528 if (conf == NULL) {
|
0
|
529 return NGX_CONF_ERROR;
|
|
530 }
|
|
531
|
28
|
532 /*
|
|
533 * set by ngx_pcalloc():
|
|
534 *
|
|
535 * conf->name.len = 0;
|
|
536 * conf->name.date = NULL;
|
|
537 * conf->domain.len = 0;
|
|
538 * conf->domain.date = NULL;
|
|
539 * conf->path.len = 0;
|
|
540 * conf->path.date = NULL;
|
|
541 * conf->p3p.len = 0;
|
|
542 * conf->p3p.date = NULL;
|
|
543 */
|
0
|
544
|
58
|
545 conf->enable = NGX_CONF_UNSET_UINT;
|
0
|
546 conf->service = NGX_CONF_UNSET;
|
|
547 conf->expires = NGX_CONF_UNSET;
|
|
548
|
|
549 return conf;
|
|
550 }
|
|
551
|
|
552
|
48
|
553 static char *
|
|
554 ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent, void *child)
|
0
|
555 {
|
|
556 ngx_http_userid_conf_t *prev = parent;
|
|
557 ngx_http_userid_conf_t *conf = child;
|
|
558
|
58
|
559 ngx_conf_merge_unsigned_value(conf->enable, prev->enable,
|
|
560 NGX_HTTP_USERID_OFF);
|
0
|
561
|
|
562 ngx_conf_merge_str_value(conf->name, prev->name, "uid");
|
28
|
563 ngx_conf_merge_str_value(conf->domain, prev->domain, "");
|
10
|
564 ngx_conf_merge_str_value(conf->path, prev->path, "; path=/");
|
28
|
565 ngx_conf_merge_str_value(conf->p3p, prev->p3p, "");
|
0
|
566
|
|
567 ngx_conf_merge_value(conf->service, prev->service, NGX_CONF_UNSET);
|
|
568 ngx_conf_merge_sec_value(conf->expires, prev->expires, 0);
|
|
569
|
|
570 return NGX_CONF_OK;
|
|
571 }
|
|
572
|
|
573
|
48
|
574 static char *
|
|
575 ngx_http_userid_domain(ngx_conf_t *cf, void *post, void *data)
|
0
|
576 {
|
|
577 ngx_str_t *domain = data;
|
|
578
|
10
|
579 u_char *p, *new;
|
|
580
|
52
|
581 if (ngx_strcmp(domain->data, "none") == 0) {
|
28
|
582 domain->len = 0;
|
|
583 domain->data = (u_char *) "";
|
10
|
584
|
|
585 return NGX_CONF_OK;
|
0
|
586 }
|
|
587
|
48
|
588 new = ngx_palloc(cf->pool, sizeof("; domain=") - 1 + domain->len);
|
|
589 if (new == NULL) {
|
10
|
590 return NGX_CONF_ERROR;
|
|
591 }
|
|
592
|
|
593 p = ngx_cpymem(new, "; domain=", sizeof("; domain=") - 1);
|
50
|
594 ngx_memcpy(p, domain->data, domain->len);
|
10
|
595
|
|
596 domain->len += sizeof("; domain=") - 1;
|
|
597 domain->data = new;
|
|
598
|
|
599 return NGX_CONF_OK;
|
|
600 }
|
|
601
|
|
602
|
48
|
603 static char *
|
|
604 ngx_http_userid_path(ngx_conf_t *cf, void *post, void *data)
|
10
|
605 {
|
|
606 ngx_str_t *path = data;
|
|
607
|
|
608 u_char *p, *new;
|
|
609
|
48
|
610 new = ngx_palloc(cf->pool, sizeof("; path=") - 1 + path->len);
|
|
611 if (new == NULL) {
|
10
|
612 return NGX_CONF_ERROR;
|
|
613 }
|
|
614
|
|
615 p = ngx_cpymem(new, "; path=", sizeof("; path=") - 1);
|
50
|
616 ngx_memcpy(p, path->data, path->len);
|
10
|
617
|
|
618 path->len += sizeof("; path=") - 1;
|
|
619 path->data = new;
|
|
620
|
0
|
621 return NGX_CONF_OK;
|
|
622 }
|
|
623
|
|
624
|
48
|
625 static char *
|
|
626 ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
627 {
|
|
628 ngx_http_userid_conf_t *ucf = conf;
|
|
629
|
|
630 ngx_str_t *value;
|
|
631
|
|
632 if (ucf->expires != NGX_CONF_UNSET) {
|
|
633 return "is duplicate";
|
|
634 }
|
|
635
|
|
636 value = cf->args->elts;
|
|
637
|
|
638 if (ngx_strcmp(value[1].data, "max") == 0) {
|
|
639 ucf->expires = NGX_HTTP_USERID_MAX_EXPIRES;
|
|
640 return NGX_CONF_OK;
|
|
641 }
|
|
642
|
|
643 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
644 ucf->expires = 0;
|
|
645 return NGX_CONF_OK;
|
|
646 }
|
|
647
|
|
648 ucf->expires = ngx_parse_time(&value[1], 1);
|
|
649 if (ucf->expires == NGX_ERROR) {
|
|
650 return "invalid value";
|
|
651 }
|
|
652
|
|
653 if (ucf->expires == NGX_PARSE_LARGE_TIME) {
|
|
654 return "value must be less than 68 years";
|
|
655 }
|
|
656
|
|
657 return NGX_CONF_OK;
|
|
658 }
|
10
|
659
|
|
660
|
48
|
661 static char *
|
|
662 ngx_http_userid_p3p(ngx_conf_t *cf, void *post, void *data)
|
10
|
663 {
|
|
664 ngx_str_t *p3p = data;
|
|
665
|
52
|
666 if (ngx_strcmp(p3p->data, "none") == 0) {
|
28
|
667 p3p->len = 0;
|
|
668 p3p->data = (u_char *) "";
|
10
|
669 }
|
|
670
|
|
671 return NGX_CONF_OK;
|
|
672 }
|