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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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122
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11
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220
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12 typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c,
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13 ngx_pool_t *pool, ngx_str_t *s);
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160
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14
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15
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392
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16 #define NGX_DEFAULT_CIPHERS "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP"
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0
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17
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18
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220
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19 static ngx_int_t ngx_http_ssl_static_variable(ngx_http_request_t *r,
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160
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20 ngx_http_variable_value_t *v, uintptr_t data);
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220
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21 static ngx_int_t ngx_http_ssl_variable(ngx_http_request_t *r,
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196
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22 ngx_http_variable_value_t *v, uintptr_t data);
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160
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23
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24 static ngx_int_t ngx_http_ssl_add_variables(ngx_conf_t *cf);
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0
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25 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf);
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26 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf,
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50
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27 void *parent, void *child);
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0
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28
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410
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29 static char *ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd,
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30 void *conf);
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272
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31 static char *ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd,
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32 void *conf);
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33
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0
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34
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96
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35 static ngx_conf_bitmask_t ngx_http_ssl_protocols[] = {
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36 { ngx_string("SSLv2"), NGX_SSL_SSLv2 },
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37 { ngx_string("SSLv3"), NGX_SSL_SSLv3 },
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38 { ngx_string("TLSv1"), NGX_SSL_TLSv1 },
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39 { ngx_null_string, 0 }
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40 };
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41
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42
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392
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43 static ngx_conf_enum_t ngx_http_ssl_verify[] = {
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44 { ngx_string("off"), 0 },
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45 { ngx_string("on"), 1 },
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520
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46 { ngx_string("optional"), 2 },
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392
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47 { ngx_null_string, 0 }
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48 };
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49
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50
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0
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51 static ngx_command_t ngx_http_ssl_commands[] = {
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52
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53 { ngx_string("ssl"),
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148
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54 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
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410
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55 ngx_http_ssl_enable,
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0
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56 NGX_HTTP_SRV_CONF_OFFSET,
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57 offsetof(ngx_http_ssl_srv_conf_t, enable),
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58 NULL },
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59
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60 { ngx_string("ssl_certificate"),
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148
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61 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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0
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62 ngx_conf_set_str_slot,
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63 NGX_HTTP_SRV_CONF_OFFSET,
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64 offsetof(ngx_http_ssl_srv_conf_t, certificate),
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65 NULL },
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66
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67 { ngx_string("ssl_certificate_key"),
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148
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68 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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0
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69 ngx_conf_set_str_slot,
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70 NGX_HTTP_SRV_CONF_OFFSET,
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71 offsetof(ngx_http_ssl_srv_conf_t, certificate_key),
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72 NULL },
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73
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380
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74 { ngx_string("ssl_dhparam"),
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75 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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76 ngx_conf_set_str_slot,
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77 NGX_HTTP_SRV_CONF_OFFSET,
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78 offsetof(ngx_http_ssl_srv_conf_t, dhparam),
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79 NULL },
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80
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96
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81 { ngx_string("ssl_protocols"),
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112
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82 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
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96
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83 ngx_conf_set_bitmask_slot,
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84 NGX_HTTP_SRV_CONF_OFFSET,
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85 offsetof(ngx_http_ssl_srv_conf_t, protocols),
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86 &ngx_http_ssl_protocols },
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87
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28
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88 { ngx_string("ssl_ciphers"),
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112
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89 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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28
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90 ngx_conf_set_str_slot,
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91 NGX_HTTP_SRV_CONF_OFFSET,
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92 offsetof(ngx_http_ssl_srv_conf_t, ciphers),
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93 NULL },
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94
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196
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95 { ngx_string("ssl_verify_client"),
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216
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96 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
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392
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97 ngx_conf_set_enum_slot,
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196
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98 NGX_HTTP_SRV_CONF_OFFSET,
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99 offsetof(ngx_http_ssl_srv_conf_t, verify),
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392
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100 &ngx_http_ssl_verify },
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196
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101
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102 { ngx_string("ssl_verify_depth"),
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103 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
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104 ngx_conf_set_num_slot,
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105 NGX_HTTP_SRV_CONF_OFFSET,
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106 offsetof(ngx_http_ssl_srv_conf_t, verify_depth),
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107 NULL },
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108
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109 { ngx_string("ssl_client_certificate"),
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110 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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111 ngx_conf_set_str_slot,
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112 NGX_HTTP_SRV_CONF_OFFSET,
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113 offsetof(ngx_http_ssl_srv_conf_t, client_certificate),
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114 NULL },
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115
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96
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116 { ngx_string("ssl_prefer_server_ciphers"),
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117 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
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118 ngx_conf_set_flag_slot,
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119 NGX_HTTP_SRV_CONF_OFFSET,
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120 offsetof(ngx_http_ssl_srv_conf_t, prefer_server_ciphers),
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121 NULL },
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122
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272
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123 { ngx_string("ssl_session_cache"),
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124 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE12,
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125 ngx_http_ssl_session_cache,
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126 NGX_HTTP_SRV_CONF_OFFSET,
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127 0,
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128 NULL },
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129
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122
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130 { ngx_string("ssl_session_timeout"),
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131 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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132 ngx_conf_set_sec_slot,
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133 NGX_HTTP_SRV_CONF_OFFSET,
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134 offsetof(ngx_http_ssl_srv_conf_t, session_timeout),
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135 NULL },
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136
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520
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137 { ngx_string("ssl_crl"),
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138 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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139 ngx_conf_set_str_slot,
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140 NGX_HTTP_SRV_CONF_OFFSET,
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141 offsetof(ngx_http_ssl_srv_conf_t, crl),
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142 NULL },
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143
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0
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144 ngx_null_command
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145 };
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146
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147
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148 static ngx_http_module_t ngx_http_ssl_module_ctx = {
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160
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149 ngx_http_ssl_add_variables, /* preconfiguration */
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58
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150 NULL, /* postconfiguration */
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0
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151
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90
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152 NULL, /* create main configuration */
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153 NULL, /* init main configuration */
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0
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154
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155 ngx_http_ssl_create_srv_conf, /* create server configuration */
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156 ngx_http_ssl_merge_srv_conf, /* merge server configuration */
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157
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158 NULL, /* create location configuration */
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34
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159 NULL /* merge location configuration */
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0
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160 };
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161
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162
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163 ngx_module_t ngx_http_ssl_module = {
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58
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164 NGX_MODULE_V1,
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0
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165 &ngx_http_ssl_module_ctx, /* module context */
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166 ngx_http_ssl_commands, /* module directives */
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167 NGX_HTTP_MODULE, /* module type */
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90
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168 NULL, /* init master */
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0
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169 NULL, /* init module */
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90
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170 NULL, /* init process */
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171 NULL, /* init thread */
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172 NULL, /* exit thread */
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173 NULL, /* exit process */
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174 NULL, /* exit master */
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175 NGX_MODULE_V1_PADDING
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0
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176 };
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177
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178
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160
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179 static ngx_http_variable_t ngx_http_ssl_vars[] = {
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180
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220
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181 { ngx_string("ssl_protocol"), NULL, ngx_http_ssl_static_variable,
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340
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182 (uintptr_t) ngx_ssl_get_protocol, NGX_HTTP_VAR_CHANGEABLE, 0 },
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160
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183
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220
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184 { ngx_string("ssl_cipher"), NULL, ngx_http_ssl_static_variable,
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340
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185 (uintptr_t) ngx_ssl_get_cipher_name, NGX_HTTP_VAR_CHANGEABLE, 0 },
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160
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186
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380
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187 { ngx_string("ssl_client_cert"), NULL, ngx_http_ssl_variable,
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188 (uintptr_t) ngx_ssl_get_certificate, NGX_HTTP_VAR_CHANGEABLE, 0 },
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189
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392
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190 { ngx_string("ssl_client_raw_cert"), NULL, ngx_http_ssl_variable,
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191 (uintptr_t) ngx_ssl_get_raw_certificate,
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192 NGX_HTTP_VAR_CHANGEABLE, 0 },
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193
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220
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194 { ngx_string("ssl_client_s_dn"), NULL, ngx_http_ssl_variable,
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340
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195 (uintptr_t) ngx_ssl_get_subject_dn, NGX_HTTP_VAR_CHANGEABLE, 0 },
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196
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196
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220
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197 { ngx_string("ssl_client_i_dn"), NULL, ngx_http_ssl_variable,
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340
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198 (uintptr_t) ngx_ssl_get_issuer_dn, NGX_HTTP_VAR_CHANGEABLE, 0 },
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220
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199
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200 { ngx_string("ssl_client_serial"), NULL, ngx_http_ssl_variable,
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340
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201 (uintptr_t) ngx_ssl_get_serial_number, NGX_HTTP_VAR_CHANGEABLE, 0 },
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196
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202
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520
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203 { ngx_string("ssl_client_verify"), NULL, ngx_http_ssl_variable,
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204 (uintptr_t) ngx_ssl_get_client_verify, NGX_HTTP_VAR_CHANGEABLE, 0 },
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205
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186
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206 { ngx_null_string, NULL, NULL, 0, 0, 0 }
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160
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207 };
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208
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209
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272
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210 static ngx_str_t ngx_http_ssl_sess_id_ctx = ngx_string("HTTP");
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92
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211
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212
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160
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213 static ngx_int_t
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220
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214 ngx_http_ssl_static_variable(ngx_http_request_t *r,
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160
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215 ngx_http_variable_value_t *v, uintptr_t data)
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216 {
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220
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217 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
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160
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218
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320
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219 size_t len;
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220 ngx_str_t s;
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160
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221
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222 if (r->connection->ssl) {
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223
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320
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224 (void) handler(r->connection, NULL, &s);
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225
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226 v->data = s.data;
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160
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227
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220
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228 for (len = 0; v->data[len]; len++) { /* void */ }
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160
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229
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230 v->len = len;
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231 v->valid = 1;
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340
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232 v->no_cacheable = 0;
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160
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233 v->not_found = 0;
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234
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235 return NGX_OK;
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236 }
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237
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238 v->not_found = 1;
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239
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240 return NGX_OK;
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241 }
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242
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243
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244 static ngx_int_t
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220
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245 ngx_http_ssl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
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196
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246 uintptr_t data)
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247 {
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220
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248 ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
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196
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249
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320
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250 ngx_str_t s;
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251
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196
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252 if (r->connection->ssl) {
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320
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253
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254 if (handler(r->connection, r->pool, &s) != NGX_OK) {
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196
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255 return NGX_ERROR;
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256 }
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257
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320
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258 v->len = s.len;
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259 v->data = s.data;
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260
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196
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261 if (v->len) {
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262 v->valid = 1;
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340
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263 v->no_cacheable = 0;
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196
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264 v->not_found = 0;
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265
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266 return NGX_OK;
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267 }
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268 }
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269
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270 v->not_found = 1;
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271
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272 return NGX_OK;
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273 }
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274
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275
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276 static ngx_int_t
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160
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277 ngx_http_ssl_add_variables(ngx_conf_t *cf)
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278 {
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279 ngx_http_variable_t *var, *v;
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280
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281 for (v = ngx_http_ssl_vars; v->name.len; v++) {
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282 var = ngx_http_add_variable(cf, &v->name, v->flags);
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283 if (var == NULL) {
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284 return NGX_ERROR;
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285 }
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286
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186
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287 var->get_handler = v->get_handler;
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160
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288 var->data = v->data;
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289 }
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290
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291 return NGX_OK;
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292 }
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293
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294
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50
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295 static void *
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296 ngx_http_ssl_create_srv_conf(ngx_conf_t *cf)
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0
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297 {
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272
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298 ngx_http_ssl_srv_conf_t *sscf;
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0
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299
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272
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300 sscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t));
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301 if (sscf == NULL) {
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505
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302 return NULL;
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0
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303 }
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304
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28
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305 /*
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306 * set by ngx_pcalloc():
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307 *
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272
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308 * sscf->protocols = 0;
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380
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309 * sscf->certificate = { 0, NULL };
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310 * sscf->certificate_key = { 0, NULL };
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311 * sscf->dhparam = { 0, NULL };
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312 * sscf->client_certificate = { 0, NULL };
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520
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313 * sscf->crl = { 0, NULL };
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272
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314 * sscf->ciphers.len = 0;
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315 * sscf->ciphers.data = NULL;
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316 * sscf->shm_zone = NULL;
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28
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317 */
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318
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272
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319 sscf->enable = NGX_CONF_UNSET;
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392
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320 sscf->prefer_server_ciphers = NGX_CONF_UNSET;
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489
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321 sscf->verify = NGX_CONF_UNSET_UINT;
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322 sscf->verify_depth = NGX_CONF_UNSET_UINT;
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272
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323 sscf->builtin_session_cache = NGX_CONF_UNSET;
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324 sscf->session_timeout = NGX_CONF_UNSET;
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0
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325
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272
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326 return sscf;
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0
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327 }
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328
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329
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50
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330 static char *
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331 ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
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0
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332 {
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333 ngx_http_ssl_srv_conf_t *prev = parent;
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334 ngx_http_ssl_srv_conf_t *conf = child;
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335
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112
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336 ngx_pool_cleanup_t *cln;
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337
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0
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338 ngx_conf_merge_value(conf->enable, prev->enable, 0);
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339
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122
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340 ngx_conf_merge_value(conf->session_timeout,
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341 prev->session_timeout, 300);
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342
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96
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343 ngx_conf_merge_value(conf->prefer_server_ciphers,
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344 prev->prefer_server_ciphers, 0);
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345
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346 ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
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347 (NGX_CONF_BITMASK_SET
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348 |NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1));
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349
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392
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350 ngx_conf_merge_uint_value(conf->verify, prev->verify, 0);
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351 ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1);
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196
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352
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410
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353 ngx_conf_merge_str_value(conf->certificate, prev->certificate, "");
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354 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key, "");
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0
|
355
|
|
380
|
356 ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, "");
|
|
|
357
|
|
196
|
358 ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate,
|
|
|
359 "");
|
|
520
|
360 ngx_conf_merge_str_value(conf->crl, prev->crl, "");
|
|
196
|
361
|
|
392
|
362 ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS);
|
|
28
|
363
|
|
|
364
|
|
96
|
365 conf->ssl.log = cf->log;
|
|
0
|
366
|
|
410
|
367 if (conf->enable) {
|
|
|
368
|
|
|
369 if (conf->certificate.len == 0) {
|
|
|
370 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
371 "no \"ssl_certificate\" is defined for "
|
|
|
372 "the \"ssl\" directive in %s:%ui",
|
|
|
373 conf->file, conf->line);
|
|
|
374 return NGX_CONF_ERROR;
|
|
|
375 }
|
|
|
376
|
|
|
377 if (conf->certificate_key.len == 0) {
|
|
|
378 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
379 "no \"ssl_certificate_key\" is defined for "
|
|
|
380 "the \"ssl\" directive in %s:%ui",
|
|
|
381 conf->file, conf->line);
|
|
|
382 return NGX_CONF_ERROR;
|
|
|
383 }
|
|
|
384
|
|
|
385 } else {
|
|
|
386
|
|
|
387 if (conf->certificate.len == 0) {
|
|
|
388 return NGX_CONF_OK;
|
|
|
389 }
|
|
|
390
|
|
|
391 if (conf->certificate_key.len == 0) {
|
|
|
392 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
393 "no \"ssl_certificate_key\" is defined "
|
|
|
394 "for certificate \"%V\"", &conf->certificate);
|
|
|
395 return NGX_CONF_ERROR;
|
|
|
396 }
|
|
|
397 }
|
|
|
398
|
|
272
|
399 if (ngx_ssl_create(&conf->ssl, conf->protocols, conf) != NGX_OK) {
|
|
0
|
400 return NGX_CONF_ERROR;
|
|
|
401 }
|
|
|
402
|
|
306
|
403 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
|
|
|
404
|
|
|
405 if (SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx,
|
|
|
406 ngx_http_ssl_servername)
|
|
|
407 == 0)
|
|
|
408 {
|
|
540
|
409 ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
|
410 "nginx was build with SNI support, however, now it is linked "
|
|
|
411 "dynamically to an OpenSSL library which has no tlsext support, "
|
|
|
412 "therefore SNI is not available");
|
|
306
|
413 }
|
|
|
414
|
|
|
415 #endif
|
|
|
416
|
|
112
|
417 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
418 if (cln == NULL) {
|
|
58
|
419 return NGX_CONF_ERROR;
|
|
|
420 }
|
|
|
421
|
|
112
|
422 cln->handler = ngx_ssl_cleanup_ctx;
|
|
|
423 cln->data = &conf->ssl;
|
|
|
424
|
|
|
425 if (ngx_ssl_certificate(cf, &conf->ssl, &conf->certificate,
|
|
272
|
426 &conf->certificate_key)
|
|
|
427 != NGX_OK)
|
|
78
|
428 {
|
|
0
|
429 return NGX_CONF_ERROR;
|
|
|
430 }
|
|
|
431
|
|
96
|
432 if (SSL_CTX_set_cipher_list(conf->ssl.ctx,
|
|
112
|
433 (const char *) conf->ciphers.data)
|
|
|
434 == 0)
|
|
78
|
435 {
|
|
0
|
436 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0,
|
|
96
|
437 "SSL_CTX_set_cipher_list(\"%V\") failed",
|
|
|
438 &conf->ciphers);
|
|
|
439 }
|
|
|
440
|
|
196
|
441 if (conf->verify) {
|
|
392
|
442
|
|
|
443 if (conf->client_certificate.len == 0) {
|
|
|
444 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
|
445 "no ssl_client_certificate for ssl_client_verify");
|
|
|
446 return NGX_CONF_ERROR;
|
|
|
447 }
|
|
|
448
|
|
220
|
449 if (ngx_ssl_client_certificate(cf, &conf->ssl,
|
|
272
|
450 &conf->client_certificate,
|
|
|
451 conf->verify_depth)
|
|
220
|
452 != NGX_OK)
|
|
|
453 {
|
|
|
454 return NGX_CONF_ERROR;
|
|
196
|
455 }
|
|
520
|
456
|
|
|
457 if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) {
|
|
|
458 return NGX_CONF_ERROR;
|
|
|
459 }
|
|
196
|
460 }
|
|
|
461
|
|
96
|
462 if (conf->prefer_server_ciphers) {
|
|
|
463 SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_CIPHER_SERVER_PREFERENCE);
|
|
|
464 }
|
|
|
465
|
|
|
466 /* a temporary 512-bit RSA key is required for export versions of MSIE */
|
|
|
467 if (ngx_ssl_generate_rsa512_key(&conf->ssl) != NGX_OK) {
|
|
0
|
468 return NGX_CONF_ERROR;
|
|
|
469 }
|
|
|
470
|
|
380
|
471 if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) {
|
|
|
472 return NGX_CONF_ERROR;
|
|
|
473 }
|
|
|
474
|
|
272
|
475 ngx_conf_merge_value(conf->builtin_session_cache,
|
|
378
|
476 prev->builtin_session_cache, NGX_SSL_NONE_SCACHE);
|
|
272
|
477
|
|
|
478 if (conf->shm_zone == NULL) {
|
|
|
479 conf->shm_zone = prev->shm_zone;
|
|
|
480 }
|
|
92
|
481
|
|
272
|
482 if (ngx_ssl_session_cache(&conf->ssl, &ngx_http_ssl_sess_id_ctx,
|
|
|
483 conf->builtin_session_cache,
|
|
|
484 conf->shm_zone, conf->session_timeout)
|
|
|
485 != NGX_OK)
|
|
|
486 {
|
|
|
487 return NGX_CONF_ERROR;
|
|
|
488 }
|
|
122
|
489
|
|
0
|
490 return NGX_CONF_OK;
|
|
|
491 }
|
|
112
|
492
|
|
|
493
|
|
272
|
494 static char *
|
|
410
|
495 ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
496 {
|
|
|
497 ngx_http_ssl_srv_conf_t *sscf = conf;
|
|
|
498
|
|
|
499 char *rv;
|
|
|
500
|
|
|
501 rv = ngx_conf_set_flag_slot(cf, cmd, conf);
|
|
|
502
|
|
|
503 if (rv != NGX_CONF_OK) {
|
|
|
504 return rv;
|
|
|
505 }
|
|
|
506
|
|
|
507 sscf->file = cf->conf_file->file.name.data;
|
|
|
508 sscf->line = cf->conf_file->line;
|
|
|
509
|
|
|
510 return NGX_CONF_OK;
|
|
|
511 }
|
|
|
512
|
|
|
513
|
|
|
514 static char *
|
|
272
|
515 ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
516 {
|
|
|
517 ngx_http_ssl_srv_conf_t *sscf = conf;
|
|
|
518
|
|
|
519 size_t len;
|
|
|
520 ngx_str_t *value, name, size;
|
|
|
521 ngx_int_t n;
|
|
|
522 ngx_uint_t i, j;
|
|
|
523
|
|
|
524 value = cf->args->elts;
|
|
|
525
|
|
|
526 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
527
|
|
358
|
528 if (ngx_strcmp(value[i].data, "off") == 0) {
|
|
|
529 sscf->builtin_session_cache = NGX_SSL_NO_SCACHE;
|
|
|
530 continue;
|
|
|
531 }
|
|
|
532
|
|
378
|
533 if (ngx_strcmp(value[i].data, "none") == 0) {
|
|
|
534 sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE;
|
|
|
535 continue;
|
|
|
536 }
|
|
|
537
|
|
272
|
538 if (ngx_strcmp(value[i].data, "builtin") == 0) {
|
|
|
539 sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE;
|
|
|
540 continue;
|
|
|
541 }
|
|
|
542
|
|
|
543 if (value[i].len > sizeof("builtin:") - 1
|
|
|
544 && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1)
|
|
|
545 == 0)
|
|
|
546 {
|
|
|
547 n = ngx_atoi(value[i].data + sizeof("builtin:") - 1,
|
|
|
548 value[i].len - (sizeof("builtin:") - 1));
|
|
|
549
|
|
|
550 if (n == NGX_ERROR) {
|
|
|
551 goto invalid;
|
|
|
552 }
|
|
|
553
|
|
|
554 sscf->builtin_session_cache = n;
|
|
|
555
|
|
|
556 continue;
|
|
|
557 }
|
|
|
558
|
|
|
559 if (value[i].len > sizeof("shared:") - 1
|
|
|
560 && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1)
|
|
|
561 == 0)
|
|
|
562 {
|
|
|
563 len = 0;
|
|
|
564
|
|
|
565 for (j = sizeof("shared:") - 1; j < value[i].len; j++) {
|
|
|
566 if (value[i].data[j] == ':') {
|
|
489
|
567 value[i].data[j] = '\0';
|
|
272
|
568 break;
|
|
|
569 }
|
|
|
570
|
|
|
571 len++;
|
|
|
572 }
|
|
|
573
|
|
|
574 if (len == 0) {
|
|
|
575 goto invalid;
|
|
|
576 }
|
|
|
577
|
|
|
578 name.len = len;
|
|
|
579 name.data = value[i].data + sizeof("shared:") - 1;
|
|
|
580
|
|
|
581 size.len = value[i].len - j - 1;
|
|
|
582 size.data = name.data + len + 1;
|
|
|
583
|
|
|
584 n = ngx_parse_size(&size);
|
|
|
585
|
|
|
586 if (n == NGX_ERROR) {
|
|
|
587 goto invalid;
|
|
|
588 }
|
|
|
589
|
|
|
590 if (n < (ngx_int_t) (8 * ngx_pagesize)) {
|
|
|
591 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
592 "session cache \"%V\" is too small",
|
|
|
593 &value[i]);
|
|
|
594
|
|
|
595 return NGX_CONF_ERROR;
|
|
|
596 }
|
|
|
597
|
|
|
598 sscf->shm_zone = ngx_shared_memory_add(cf, &name, n,
|
|
|
599 &ngx_http_ssl_module);
|
|
|
600 if (sscf->shm_zone == NULL) {
|
|
|
601 return NGX_CONF_ERROR;
|
|
|
602 }
|
|
|
603
|
|
|
604 continue;
|
|
|
605 }
|
|
|
606
|
|
|
607 goto invalid;
|
|
|
608 }
|
|
|
609
|
|
|
610 if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) {
|
|
|
611 sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE;
|
|
|
612 }
|
|
|
613
|
|
|
614 return NGX_CONF_OK;
|
|
|
615
|
|
|
616 invalid:
|
|
|
617
|
|
|
618 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
619 "invalid session cache \"%V\"", &value[i]);
|
|
|
620
|
|
|
621 return NGX_CONF_ERROR;
|
|
|
622 }
|
