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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_DEFLAUT_CERTIFICATE "cert.pem"
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13 #define NGX_DEFLAUT_CERTIFICATE_KEY "cert.pem"
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14
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15
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16 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf);
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17 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf,
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18 void *parent, void *child);
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19
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20
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21 static ngx_command_t ngx_http_ssl_commands[] = {
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22
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23 { ngx_string("ssl"),
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24 NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
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25 ngx_conf_set_flag_slot,
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26 NGX_HTTP_SRV_CONF_OFFSET,
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27 offsetof(ngx_http_ssl_srv_conf_t, enable),
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28 NULL },
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29
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30 { ngx_string("ssl_certificate"),
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31 NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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32 ngx_conf_set_str_slot,
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33 NGX_HTTP_SRV_CONF_OFFSET,
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34 offsetof(ngx_http_ssl_srv_conf_t, certificate),
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35 NULL },
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36
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37 { ngx_string("ssl_certificate_key"),
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38 NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
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39 ngx_conf_set_str_slot,
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40 NGX_HTTP_SRV_CONF_OFFSET,
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41 offsetof(ngx_http_ssl_srv_conf_t, certificate_key),
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42 NULL },
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43
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44 ngx_null_command
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45 };
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46
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47
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48 static ngx_http_module_t ngx_http_ssl_module_ctx = {
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49 NULL, /* pre conf */
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50
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51 NULL, /* create main configuration */
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52 NULL, /* init main configuration */
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53
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54 ngx_http_ssl_create_srv_conf, /* create server configuration */
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55 ngx_http_ssl_merge_srv_conf, /* merge server configuration */
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56
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57 NULL, /* create location configuration */
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58 NULL, /* merge location configuration */
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59 };
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60
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61
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62 ngx_module_t ngx_http_ssl_module = {
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63 NGX_MODULE,
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64 &ngx_http_ssl_module_ctx, /* module context */
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65 ngx_http_ssl_commands, /* module directives */
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66 NGX_HTTP_MODULE, /* module type */
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67 NULL, /* init module */
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68 NULL /* init process */
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69 };
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70
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71
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72 static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf)
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73 {
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74 ngx_http_ssl_srv_conf_t *scf;
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75
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76 if (!(scf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t)))) {
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77 return NGX_CONF_ERROR;
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78 }
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79
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80 scf->enable = NGX_CONF_UNSET;
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81
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82 return scf;
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83 }
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84
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85
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86 static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf,
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87 void *parent, void *child)
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88 {
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89 ngx_http_ssl_srv_conf_t *prev = parent;
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90 ngx_http_ssl_srv_conf_t *conf = child;
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91
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92 ngx_conf_merge_value(conf->enable, prev->enable, 0);
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93
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94 if (conf->enable == 0) {
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95 return NGX_CONF_OK;
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96 }
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97
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98 ngx_conf_merge_str_value(conf->certificate, prev->certificate,
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99 NGX_DEFLAUT_CERTIFICATE);
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100
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101 ngx_conf_merge_str_value(conf->certificate_key, prev->certificate_key,
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102 NGX_DEFLAUT_CERTIFICATE_KEY);
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103
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104 /* TODO: configure methods */
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105
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106 conf->ssl_ctx = SSL_CTX_new(SSLv23_server_method());
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107
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108 if (conf->ssl_ctx == NULL) {
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109 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, "SSL_CTX_new() failed");
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110 return NGX_CONF_ERROR;
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111 }
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112
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113 if (SSL_CTX_use_certificate_file(conf->ssl_ctx,
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114 (char *) conf->certificate.data,
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115 SSL_FILETYPE_PEM) == 0) {
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116 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0,
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117 "SSL_CTX_use_certificate_file(\"%s\") failed",
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118 conf->certificate.data);
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119 return NGX_CONF_ERROR;
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120 }
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121
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122 if (SSL_CTX_use_PrivateKey_file(conf->ssl_ctx,
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123 (char *) conf->certificate_key.data,
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124 SSL_FILETYPE_PEM) == 0) {
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125 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0,
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126 "SSL_CTX_use_PrivateKey_file(\"%s\") failed",
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127 conf->certificate_key.data);
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128 return NGX_CONF_ERROR;
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129 }
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130
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131 return NGX_CONF_OK;
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132 }
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133
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134
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135 #if 0
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136
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137 static ngx_int_t ngx_http_ssl_init_process(ngx_cycle_t *cycle)
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138 {
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139 ngx_uint_t i;
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140 ngx_http_ssl_srv_conf_t *sscf;
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141 ngx_http_core_srv_conf_t **cscfp;
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142 ngx_http_core_main_conf_t *cmcf;
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143
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144 cmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_core_module);
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145
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146 cscfp = cmcf->servers.elts;
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147
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148 for (i = 0; i < cmcf->servers.nelts; i++) {
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149 sscf = cscfp[i]->ctx->srv_conf[ngx_http_ssl_module.ctx_index];
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150
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151 if (sscf->enable) {
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152 cscfp[i]->recv = ngx_ssl_recv;
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153 cscfp[i]->send_chain = ngx_ssl_send_chain;
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154 }
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155 }
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156
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157 return NGX_OK;
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158 }
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159
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160 #endif
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