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src/stream/ngx_stream_ssl_module.c - nginx source code
Global variables defined
Data types defined
Functions defined
Macros defined
Source code
- #include <ngx_config.h>
- #include <ngx_core.h>
- #include <ngx_stream.h>
- typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c,
- ngx_pool_t *pool, ngx_str_t *s);
- #define NGX_DEFAULT_CIPHERS "HIGH:!aNULL:!MD5"
- #define NGX_DEFAULT_ECDH_CURVE "auto"
- static ngx_int_t ngx_stream_ssl_handler(ngx_stream_session_t *s);
- static ngx_int_t ngx_stream_ssl_init_connection(ngx_ssl_t *ssl,
- ngx_connection_t *c);
- static void ngx_stream_ssl_handshake_handler(ngx_connection_t *c);
- #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
- static int ngx_stream_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad,
- void *arg);
- #endif
- #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
- static int ngx_stream_ssl_alpn_select(ngx_ssl_conn_t *ssl_conn,
- const unsigned char **out, unsigned char *outlen,
- const unsigned char *in, unsigned int inlen, void *arg);
- #endif
- #ifdef SSL_R_CERT_CB_ERROR
- static int ngx_stream_ssl_certificate(ngx_ssl_conn_t *ssl_conn, void *arg);
- #endif
- static ngx_int_t ngx_stream_ssl_static_variable(ngx_stream_session_t *s,
- ngx_stream_variable_value_t *v, uintptr_t data);
- static ngx_int_t ngx_stream_ssl_variable(ngx_stream_session_t *s,
- ngx_stream_variable_value_t *v, uintptr_t data);
- static ngx_int_t ngx_stream_ssl_add_variables(ngx_conf_t *cf);
- static void *ngx_stream_ssl_create_srv_conf(ngx_conf_t *cf);
- static char *ngx_stream_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent,
- void *child);
- static ngx_int_t ngx_stream_ssl_compile_certificates(ngx_conf_t *cf,
- ngx_stream_ssl_srv_conf_t *conf);
- static char *ngx_stream_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd,
- void *conf);
- static char *ngx_stream_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd,
- void *conf);
- static char *ngx_stream_ssl_ocsp_cache(ngx_conf_t *cf, ngx_command_t *cmd,
- void *conf);
- static char *ngx_stream_ssl_alpn(ngx_conf_t *cf, ngx_command_t *cmd,
- void *conf);
- static char *ngx_stream_ssl_conf_command_check(ngx_conf_t *cf, void *post,
- void *data);
- static ngx_int_t ngx_stream_ssl_init(ngx_conf_t *cf);
- static ngx_conf_bitmask_t ngx_stream_ssl_protocols[] = {
- { ngx_string("SSLv2"), NGX_SSL_SSLv2 },
- { ngx_string("SSLv3"), NGX_SSL_SSLv3 },
- { ngx_string("TLSv1"), NGX_SSL_TLSv1 },
- { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 },
- { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 },
- { ngx_string("TLSv1.3"), NGX_SSL_TLSv1_3 },
- { ngx_null_string, 0 }
- };
- static ngx_conf_enum_t ngx_stream_ssl_verify[] = {
- { ngx_string("off"), 0 },
- { ngx_string("on"), 1 },
- { ngx_string("optional"), 2 },
- { ngx_string("optional_no_ca"), 3 },
- { ngx_null_string, 0 }
- };
- static ngx_conf_enum_t ngx_stream_ssl_ocsp[] = {
- { ngx_string("off"), 0 },
- { ngx_string("on"), 1 },
- { ngx_string("leaf"), 2 },
- { ngx_null_string, 0 }
- };
- static ngx_conf_post_t ngx_stream_ssl_conf_command_post =
- { ngx_stream_ssl_conf_command_check };
- static ngx_command_t ngx_stream_ssl_commands[] = {
- { ngx_string("ssl_handshake_timeout"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_msec_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, handshake_timeout),
- NULL },
- { ngx_string("ssl_certificate"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_array_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, certificates),
- NULL },
- { ngx_string("ssl_certificate_key"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_array_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, certificate_keys),
- NULL },
- { ngx_string("ssl_password_file"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_stream_ssl_password_file,
- NGX_STREAM_SRV_CONF_OFFSET,
- 0,
- NULL },
- { ngx_string("ssl_dhparam"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, dhparam),
- NULL },
- { ngx_string("ssl_ecdh_curve"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, ecdh_curve),
- NULL },
- { ngx_string("ssl_protocols"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE,
- ngx_conf_set_bitmask_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, protocols),
- &ngx_stream_ssl_protocols },
- { ngx_string("ssl_ciphers"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, ciphers),
- NULL },
- { ngx_string("ssl_verify_client"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_enum_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, verify),
- &ngx_stream_ssl_verify },
- { ngx_string("ssl_verify_depth"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_num_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, verify_depth),
- NULL },
- { ngx_string("ssl_client_certificate"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, client_certificate),
- NULL },
- { ngx_string("ssl_trusted_certificate"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, trusted_certificate),
- NULL },
- { ngx_string("ssl_prefer_server_ciphers"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_flag_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, prefer_server_ciphers),
- NULL },
- { ngx_string("ssl_session_cache"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12,
- ngx_stream_ssl_session_cache,
- NGX_STREAM_SRV_CONF_OFFSET,
- 0,
- NULL },
- { ngx_string("ssl_session_tickets"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_flag_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, session_tickets),
- NULL },
- { ngx_string("ssl_session_ticket_key"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_array_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, session_ticket_keys),
- NULL },
- { ngx_string("ssl_session_timeout"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_sec_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, session_timeout),
- NULL },
- { ngx_string("ssl_crl"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, crl),
- NULL },
- { ngx_string("ssl_ocsp"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_enum_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, ocsp),
- &ngx_stream_ssl_ocsp },
- { ngx_string("ssl_ocsp_responder"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, ocsp_responder),
- NULL },
- { ngx_string("ssl_ocsp_cache"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_stream_ssl_ocsp_cache,
- NGX_STREAM_SRV_CONF_OFFSET,
- 0,
- NULL },
- { ngx_string("ssl_stapling"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_flag_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, stapling),
- NULL },
- { ngx_string("ssl_stapling_file"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, stapling_file),
- NULL },
- { ngx_string("ssl_stapling_responder"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1,
- ngx_conf_set_str_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, stapling_responder),
- NULL },
- { ngx_string("ssl_stapling_verify"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_flag_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, stapling_verify),
- NULL },
- { ngx_string("ssl_conf_command"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE2,
- ngx_conf_set_keyval_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, conf_commands),
- &ngx_stream_ssl_conf_command_post },
- { ngx_string("ssl_reject_handshake"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG,
- ngx_conf_set_flag_slot,
- NGX_STREAM_SRV_CONF_OFFSET,
- offsetof(ngx_stream_ssl_srv_conf_t, reject_handshake),
- NULL },
- { ngx_string("ssl_alpn"),
- NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE,
- ngx_stream_ssl_alpn,
- NGX_STREAM_SRV_CONF_OFFSET,
- 0,
- NULL },
- ngx_null_command
- };
- static ngx_stream_module_t ngx_stream_ssl_module_ctx = {
- ngx_stream_ssl_add_variables,
- ngx_stream_ssl_init,
- NULL,
- NULL,
- ngx_stream_ssl_create_srv_conf,
- ngx_stream_ssl_merge_srv_conf
- };
- ngx_module_t ngx_stream_ssl_module = {
- NGX_MODULE_V1,
- &ngx_stream_ssl_module_ctx,
- ngx_stream_ssl_commands,
- NGX_STREAM_MODULE,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NGX_MODULE_V1_PADDING
- };
- static ngx_stream_variable_t ngx_stream_ssl_vars[] = {
- { ngx_string("ssl_protocol"), NULL, ngx_stream_ssl_static_variable,
- (uintptr_t) ngx_ssl_get_protocol, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_cipher"), NULL, ngx_stream_ssl_static_variable,
- (uintptr_t) ngx_ssl_get_cipher_name, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_ciphers"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_ciphers, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_curve"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_curve, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_curves"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_curves, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_session_id"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_session_id, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_session_reused"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_session_reused, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_server_name"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_server_name, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_alpn_protocol"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_alpn_protocol, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_cert"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_certificate, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_raw_cert"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_raw_certificate,
- NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_escaped_cert"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_escaped_certificate,
- NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_s_dn"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_subject_dn, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_i_dn"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_issuer_dn, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_serial"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_serial_number, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_fingerprint"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_fingerprint, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_verify"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_client_verify, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_v_start"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_client_v_start, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_v_end"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_client_v_end, NGX_STREAM_VAR_CHANGEABLE, 0 },
- { ngx_string("ssl_client_v_remain"), NULL, ngx_stream_ssl_variable,
- (uintptr_t) ngx_ssl_get_client_v_remain, NGX_STREAM_VAR_CHANGEABLE, 0 },
- ngx_stream_null_variable
- };
- static ngx_str_t ngx_stream_ssl_sess_id_ctx = ngx_string("STREAM");
- static ngx_int_t
- ngx_stream_ssl_handler(ngx_stream_session_t *s)
- {
- long rc;
- X509 *cert;
- ngx_int_t rv;
- ngx_connection_t *c;
- ngx_stream_ssl_srv_conf_t *sscf;
- if (!s->ssl) {
- return NGX_OK;
- }
- c = s->connection;
- sscf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module);
- if (c->ssl == NULL) {
- c->log->action = "SSL handshaking";
- rv = ngx_stream_ssl_init_connection(&sscf->ssl, c);
- if (rv != NGX_OK) {
- return rv;
- }
- }
- if (sscf->verify) {
- rc = SSL_get_verify_result(c->ssl->connection);
- if (rc != X509_V_OK
- && (sscf->verify != 3 || !ngx_ssl_verify_error_optional(rc)))
- {
- ngx_log_error(NGX_LOG_INFO, c->log, 0,
- "client SSL certificate verify error: (%l:%s)",
- rc, X509_verify_cert_error_string(rc));
- ngx_ssl_remove_cached_session(c->ssl->session_ctx,
- (SSL_get0_session(c->ssl->connection)));
- return NGX_ERROR;
- }
- if (sscf->verify == 1) {
- cert = SSL_get_peer_certificate(c->ssl->connection);
- if (cert == NULL) {
- ngx_log_error(NGX_LOG_INFO, c->log, 0,
- "client sent no required SSL certificate");
- ngx_ssl_remove_cached_session(c->ssl->session_ctx,
- (SSL_get0_session(c->ssl->connection)));
- return NGX_ERROR;
- }
- X509_free(cert);
- }
- }
- return NGX_OK;
- }
- static ngx_int_t
- ngx_stream_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c)
- {
- ngx_int_t rc;
- ngx_stream_session_t *s;
- ngx_stream_ssl_srv_conf_t *sscf;
- ngx_stream_core_srv_conf_t *cscf;
- s = c->data;
- cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module);
- if (cscf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) {
- return NGX_ERROR;
- }
- if (ngx_ssl_create_connection(ssl, c, 0) != NGX_OK) {
- return NGX_ERROR;
- }
- rc = ngx_ssl_handshake(c);
- if (rc == NGX_ERROR) {
- return NGX_ERROR;
- }
- if (rc == NGX_AGAIN) {
- sscf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module);
- ngx_add_timer(c->read, sscf->handshake_timeout);
- c->ssl->handler = ngx_stream_ssl_handshake_handler;
- return NGX_AGAIN;
- }
-
- return NGX_OK;
- }
- static void
- ngx_stream_ssl_handshake_handler(ngx_connection_t *c)
- {
- ngx_stream_session_t *s;
- s = c->data;
- if (!c->ssl->handshaked) {
- ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR);
- return;
- }
- if (c->read->timer_set) {
- ngx_del_timer(c->read);
- }
- ngx_stream_core_run_phases(s);
- }
- #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
- static int
- ngx_stream_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg)
- {
- ngx_int_t rc;
- ngx_str_t host;
- const char *servername;
- ngx_connection_t *c;
- ngx_stream_session_t *s;
- ngx_stream_ssl_srv_conf_t *sscf;
- ngx_stream_core_srv_conf_t *cscf;
- c = ngx_ssl_get_connection(ssl_conn);
- if (c->ssl->handshaked) {
- *ad = SSL_AD_NO_RENEGOTIATION;
- return SSL_TLSEXT_ERR_ALERT_FATAL;
- }
- s = c->data;
- servername = SSL_get_servername(ssl_conn, TLSEXT_NAMETYPE_host_name);
- if (servername == NULL) {
- ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "SSL server name: null");
- goto done;
- }
- ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "SSL server name: \"%s\"", servername);
- host.len = ngx_strlen(servername);
- if (host.len == 0) {
- goto done;
- }
- host.data = (u_char *) servername;
- rc = ngx_stream_validate_host(&host, c->pool, 1);
- if (rc == NGX_ERROR) {
- goto error;
- }
- if (rc == NGX_DECLINED) {
- goto done;
- }
- rc = ngx_stream_find_virtual_server(s, &host, &cscf);
- if (rc == NGX_ERROR) {
- goto error;
- }
- if (rc == NGX_DECLINED) {
- goto done;
- }
- s->srv_conf = cscf->ctx->srv_conf;
- ngx_set_connection_log(c, cscf->error_log);
- sscf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module);
- if (sscf->ssl.ctx) {
- if (SSL_set_SSL_CTX(ssl_conn, sscf->ssl.ctx) == NULL) {
- goto error;
- }
-
- SSL_set_verify(ssl_conn, SSL_CTX_get_verify_mode(sscf->ssl.ctx),
- SSL_CTX_get_verify_callback(sscf->ssl.ctx));
- SSL_set_verify_depth(ssl_conn, SSL_CTX_get_verify_depth(sscf->ssl.ctx));
- #if OPENSSL_VERSION_NUMBER >= 0x009080dfL
-
- SSL_clear_options(ssl_conn, SSL_get_options(ssl_conn) &
- ~SSL_CTX_get_options(sscf->ssl.ctx));
- #endif
- SSL_set_options(ssl_conn, SSL_CTX_get_options(sscf->ssl.ctx));
- #ifdef SSL_OP_NO_RENEGOTIATION
- SSL_set_options(ssl_conn, SSL_OP_NO_RENEGOTIATION);
- #endif
- }
- done:
- sscf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module);
- if (sscf->reject_handshake) {
- c->ssl->handshake_rejected = 1;
- *ad = SSL_AD_UNRECOGNIZED_NAME;
- return SSL_TLSEXT_ERR_ALERT_FATAL;
- }
- return SSL_TLSEXT_ERR_OK;
- error:
- *ad = SSL_AD_INTERNAL_ERROR;
- return SSL_TLSEXT_ERR_ALERT_FATAL;
- }
- #endif
- #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
- static int
- ngx_stream_ssl_alpn_select(ngx_ssl_conn_t *ssl_conn, const unsigned char **out,
- unsigned char *outlen, const unsigned char *in, unsigned int inlen,
- void *arg)
- {
- ngx_str_t *alpn;
- #if (NGX_DEBUG)
- unsigned int i;
- ngx_connection_t *c;
- c = ngx_ssl_get_connection(ssl_conn);
- for (i = 0; i < inlen; i += in[i] + 1) {
- ngx_log_debug2(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "SSL ALPN supported by client: %*s",
- (size_t) in[i], &in[i + 1]);
- }
- #endif
- alpn = arg;
- if (SSL_select_next_proto((unsigned char **) out, outlen, alpn->data,
- alpn->len, in, inlen)
- != OPENSSL_NPN_NEGOTIATED)
- {
- return SSL_TLSEXT_ERR_ALERT_FATAL;
- }
- ngx_log_debug2(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "SSL ALPN selected: %*s", (size_t) *outlen, *out);
- return SSL_TLSEXT_ERR_OK;
- }
- #endif
- #ifdef SSL_R_CERT_CB_ERROR
- static int
- ngx_stream_ssl_certificate(ngx_ssl_conn_t *ssl_conn, void *arg)
- {
- ngx_str_t cert, key;
- ngx_uint_t i, nelts;
- ngx_connection_t *c;
- ngx_stream_session_t *s;
- ngx_stream_ssl_srv_conf_t *sscf;
- ngx_stream_complex_value_t *certs, *keys;
- c = ngx_ssl_get_connection(ssl_conn);
- if (c->ssl->handshaked) {
- return 0;
- }
- s = c->data;
- sscf = arg;
- nelts = sscf->certificate_values->nelts;
- certs = sscf->certificate_values->elts;
- keys = sscf->certificate_key_values->elts;
- for (i = 0; i < nelts; i++) {
- if (ngx_stream_complex_value(s, &certs[i], &cert) != NGX_OK) {
- return 0;
- }
- ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "ssl cert: \"%s\"", cert.data);
- if (ngx_stream_complex_value(s, &keys[i], &key) != NGX_OK) {
- return 0;
- }
- ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0,
- "ssl key: \"%s\"", key.data);
- if (ngx_ssl_connection_certificate(c, c->pool, &cert, &key,
- sscf->passwords)
- != NGX_OK)
- {
- return 0;
- }
- }
- return 1;
- }
- #endif
- static ngx_int_t
- ngx_stream_ssl_static_variable(ngx_stream_session_t *s,
- ngx_stream_variable_value_t *v, uintptr_t data)
- {
- ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
- size_t len;
- ngx_str_t str;
- if (s->connection->ssl) {
- (void) handler(s->connection, NULL, &str);
- v->data = str.data;
- for (len = 0; v->data[len]; len++) { }
- v->len = len;
- v->valid = 1;
- v->no_cacheable = 0;
- v->not_found = 0;
- return NGX_OK;
- }
- v->not_found = 1;
- return NGX_OK;
- }
- static ngx_int_t
- ngx_stream_ssl_variable(ngx_stream_session_t *s,
- ngx_stream_variable_value_t *v, uintptr_t data)
- {
- ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data;
- ngx_str_t str;
- if (s->connection->ssl) {
- if (handler(s->connection, s->connection->pool, &str) != NGX_OK) {
- return NGX_ERROR;
- }
- v->len = str.len;
- v->data = str.data;
- if (v->len) {
- v->valid = 1;
- v->no_cacheable = 0;
- v->not_found = 0;
- return NGX_OK;
- }
- }
- v->not_found = 1;
- return NGX_OK;
- }
- static ngx_int_t
- ngx_stream_ssl_add_variables(ngx_conf_t *cf)
- {
- ngx_stream_variable_t *var, *v;
- for (v = ngx_stream_ssl_vars; v->name.len; v++) {
- var = ngx_stream_add_variable(cf, &v->name, v->flags);
- if (var == NULL) {
- return NGX_ERROR;
- }
- var->get_handler = v->get_handler;
- var->data = v->data;
- }
- return NGX_OK;
- }
- static void *
- ngx_stream_ssl_create_srv_conf(ngx_conf_t *cf)
- {
- ngx_stream_ssl_srv_conf_t *sscf;
- sscf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_ssl_srv_conf_t));
- if (sscf == NULL) {
- return NULL;
- }
-
- sscf->handshake_timeout = NGX_CONF_UNSET_MSEC;
- sscf->certificates = NGX_CONF_UNSET_PTR;
- sscf->certificate_keys = NGX_CONF_UNSET_PTR;
- sscf->passwords = NGX_CONF_UNSET_PTR;
- sscf->conf_commands = NGX_CONF_UNSET_PTR;
- sscf->prefer_server_ciphers = NGX_CONF_UNSET;
- sscf->reject_handshake = NGX_CONF_UNSET;
- sscf->verify = NGX_CONF_UNSET_UINT;
- sscf->verify_depth = NGX_CONF_UNSET_UINT;
- sscf->builtin_session_cache = NGX_CONF_UNSET;
- sscf->session_timeout = NGX_CONF_UNSET;
- sscf->session_tickets = NGX_CONF_UNSET;
- sscf->session_ticket_keys = NGX_CONF_UNSET_PTR;
- sscf->ocsp = NGX_CONF_UNSET_UINT;
- sscf->ocsp_cache_zone = NGX_CONF_UNSET_PTR;
- sscf->stapling = NGX_CONF_UNSET;
- sscf->stapling_verify = NGX_CONF_UNSET;
- return sscf;
- }
- static char *
- ngx_stream_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
- {
- ngx_stream_ssl_srv_conf_t *prev = parent;
- ngx_stream_ssl_srv_conf_t *conf = child;
- ngx_pool_cleanup_t *cln;
- ngx_conf_merge_msec_value(conf->handshake_timeout,
- prev->handshake_timeout, 60000);
- ngx_conf_merge_value(conf->session_timeout,
- prev->session_timeout, 300);
- ngx_conf_merge_value(conf->prefer_server_ciphers,
- prev->prefer_server_ciphers, 0);
- ngx_conf_merge_value(conf->reject_handshake, prev->reject_handshake, 0);
- ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
- (NGX_CONF_BITMASK_SET|NGX_SSL_DEFAULT_PROTOCOLS));
- ngx_conf_merge_uint_value(conf->verify, prev->verify, 0);
- ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1);
- ngx_conf_merge_ptr_value(conf->certificates, prev->certificates, NULL);
- ngx_conf_merge_ptr_value(conf->certificate_keys, prev->certificate_keys,
- NULL);
- ngx_conf_merge_ptr_value(conf->passwords, prev->passwords, NULL);
- ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, "");
- ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate,
- "");
- ngx_conf_merge_str_value(conf->trusted_certificate,
- prev->trusted_certificate, "");
- ngx_conf_merge_str_value(conf->crl, prev->crl, "");
- ngx_conf_merge_str_value(conf->alpn, prev->alpn, "");
- ngx_conf_merge_str_value(conf->ecdh_curve, prev->ecdh_curve,
- NGX_DEFAULT_ECDH_CURVE);
- ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS);
- ngx_conf_merge_ptr_value(conf->conf_commands, prev->conf_commands, NULL);
- ngx_conf_merge_uint_value(conf->ocsp, prev->ocsp, 0);
- ngx_conf_merge_str_value(conf->ocsp_responder, prev->ocsp_responder, "");
- ngx_conf_merge_ptr_value(conf->ocsp_cache_zone,
- prev->ocsp_cache_zone, NULL);
- ngx_conf_merge_value(conf->stapling, prev->stapling, 0);
- ngx_conf_merge_value(conf->stapling_verify, prev->stapling_verify, 0);
- ngx_conf_merge_str_value(conf->stapling_file, prev->stapling_file, "");
- ngx_conf_merge_str_value(conf->stapling_responder,
- prev->stapling_responder, "");
- conf->ssl.log = cf->log;
- if (conf->certificates) {
- if (conf->certificate_keys == NULL
- || conf->certificate_keys->nelts < conf->certificates->nelts)
- {
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "no \"ssl_certificate_key\" is defined "
- "for certificate \"%V\"",
- ((ngx_str_t *) conf->certificates->elts)
- + conf->certificates->nelts - 1);
- return NGX_CONF_ERROR;
- }
- } else if (!conf->reject_handshake) {
- return NGX_CONF_OK;
- }
- if (ngx_ssl_create(&conf->ssl, conf->protocols, NULL) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- cln = ngx_pool_cleanup_add(cf->pool, 0);
- if (cln == NULL) {
- ngx_ssl_cleanup_ctx(&conf->ssl);
- return NGX_CONF_ERROR;
- }
- cln->handler = ngx_ssl_cleanup_ctx;
- cln->data = &conf->ssl;
- #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
- SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx,
- ngx_stream_ssl_servername);
- #endif
- #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
- if (conf->alpn.len) {
- SSL_CTX_set_alpn_select_cb(conf->ssl.ctx, ngx_stream_ssl_alpn_select,
- &conf->alpn);
- }
- #endif
- if (ngx_ssl_ciphers(cf, &conf->ssl, &conf->ciphers,
- conf->prefer_server_ciphers)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- if (ngx_stream_ssl_compile_certificates(cf, conf) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- if (conf->certificate_values) {
- #ifdef SSL_R_CERT_CB_ERROR
-
- SSL_CTX_set_cert_cb(conf->ssl.ctx, ngx_stream_ssl_certificate, conf);
- #else
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "variables in "
- "\"ssl_certificate\" and \"ssl_certificate_key\" "
- "directives are not supported on this platform");
- return NGX_CONF_ERROR;
- #endif
- } else if (conf->certificates) {
-
- if (ngx_ssl_certificates(cf, &conf->ssl, conf->certificates,
- conf->certificate_keys, conf->passwords)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- }
- if (conf->verify) {
- if (conf->verify != 3
- && conf->client_certificate.len == 0
- && conf->trusted_certificate.len == 0)
- {
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "no ssl_client_certificate or "
- "ssl_trusted_certificate for ssl_verify_client");
- return NGX_CONF_ERROR;
- }
- if (ngx_ssl_client_certificate(cf, &conf->ssl,
- &conf->client_certificate,
- conf->verify_depth)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- }
- if (ngx_ssl_trusted_certificate(cf, &conf->ssl,
- &conf->trusted_certificate,
- conf->verify_depth)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- if (conf->ocsp) {
- if (conf->verify == 3) {
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "\"ssl_ocsp\" is incompatible with "
- "\"ssl_verify_client optional_no_ca\"");
- return NGX_CONF_ERROR;
- }
- if (ngx_ssl_ocsp(cf, &conf->ssl, &conf->ocsp_responder, conf->ocsp,
- conf->ocsp_cache_zone)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- }
- if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- if (ngx_ssl_ecdh_curve(cf, &conf->ssl, &conf->ecdh_curve) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- ngx_conf_merge_value(conf->builtin_session_cache,
- prev->builtin_session_cache, NGX_SSL_NONE_SCACHE);
- if (conf->shm_zone == NULL) {
- conf->shm_zone = prev->shm_zone;
- }
- if (ngx_ssl_session_cache(&conf->ssl, &ngx_stream_ssl_sess_id_ctx,
- conf->certificates, conf->builtin_session_cache,
- conf->shm_zone, conf->session_timeout)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- ngx_conf_merge_value(conf->session_tickets,
- prev->session_tickets, 1);
- #ifdef SSL_OP_NO_TICKET
- if (!conf->session_tickets) {
- SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_NO_TICKET);
- }
- #endif
- ngx_conf_merge_ptr_value(conf->session_ticket_keys,
- prev->session_ticket_keys, NULL);
- if (ngx_ssl_session_ticket_keys(cf, &conf->ssl, conf->session_ticket_keys)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- if (conf->stapling) {
- if (ngx_ssl_stapling(cf, &conf->ssl, &conf->stapling_file,
- &conf->stapling_responder, conf->stapling_verify)
- != NGX_OK)
- {
- return NGX_CONF_ERROR;
- }
- }
- if (ngx_ssl_conf_commands(cf, &conf->ssl, conf->conf_commands) != NGX_OK) {
- return NGX_CONF_ERROR;
- }
- return NGX_CONF_OK;
- }
- static ngx_int_t
- ngx_stream_ssl_compile_certificates(ngx_conf_t *cf,
- ngx_stream_ssl_srv_conf_t *conf)
- {
- ngx_str_t *cert, *key;
- ngx_uint_t i, nelts;
- ngx_stream_complex_value_t *cv;
- ngx_stream_compile_complex_value_t ccv;
- if (conf->certificates == NULL) {
- return NGX_OK;
- }
- cert = conf->certificates->elts;
- key = conf->certificate_keys->elts;
- nelts = conf->certificates->nelts;
- for (i = 0; i < nelts; i++) {
- if (ngx_stream_script_variables_count(&cert[i])) {
- goto found;
- }
- if (ngx_stream_script_variables_count(&key[i])) {
- goto found;
- }
- }
- return NGX_OK;
- found:
- conf->certificate_values = ngx_array_create(cf->pool, nelts,
- sizeof(ngx_stream_complex_value_t));
- if (conf->certificate_values == NULL) {
- return NGX_ERROR;
- }
- conf->certificate_key_values = ngx_array_create(cf->pool, nelts,
- sizeof(ngx_stream_complex_value_t));
- if (conf->certificate_key_values == NULL) {
- return NGX_ERROR;
- }
- for (i = 0; i < nelts; i++) {
- cv = ngx_array_push(conf->certificate_values);
- if (cv == NULL) {
- return NGX_ERROR;
- }
- ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t));
- ccv.cf = cf;
- ccv.value = &cert[i];
- ccv.complex_value = cv;
- ccv.zero = 1;
- if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) {
- return NGX_ERROR;
- }
- cv = ngx_array_push(conf->certificate_key_values);
- if (cv == NULL) {
- return NGX_ERROR;
- }
- ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t));
- ccv.cf = cf;
- ccv.value = &key[i];
- ccv.complex_value = cv;
- ccv.zero = 1;
- if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) {
- return NGX_ERROR;
- }
- }
- conf->passwords = ngx_ssl_preserve_passwords(cf, conf->passwords);
- if (conf->passwords == NULL) {
- return NGX_ERROR;
- }
- return NGX_OK;
- }
- static char *
- ngx_stream_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- ngx_stream_ssl_srv_conf_t *sscf = conf;
- ngx_str_t *value;
- if (sscf->passwords != NGX_CONF_UNSET_PTR) {
- return "is duplicate";
- }
- value = cf->args->elts;
- sscf->passwords = ngx_ssl_read_password_file(cf, &value[1]);
- if (sscf->passwords == NULL) {
- return NGX_CONF_ERROR;
- }
- return NGX_CONF_OK;
- }
- static char *
- ngx_stream_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- ngx_stream_ssl_srv_conf_t *sscf = conf;
- size_t len;
- ngx_str_t *value, name, size;
- ngx_int_t n;
- ngx_uint_t i, j;
- value = cf->args->elts;
- for (i = 1; i < cf->args->nelts; i++) {
- if (ngx_strcmp(value[i].data, "off") == 0) {
- sscf->builtin_session_cache = NGX_SSL_NO_SCACHE;
- continue;
- }
- if (ngx_strcmp(value[i].data, "none") == 0) {
- sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE;
- continue;
- }
- if (ngx_strcmp(value[i].data, "builtin") == 0) {
- sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE;
- continue;
- }
- if (value[i].len > sizeof("builtin:") - 1
- && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1)
- == 0)
- {
- n = ngx_atoi(value[i].data + sizeof("builtin:") - 1,
- value[i].len - (sizeof("builtin:") - 1));
- if (n == NGX_ERROR) {
- goto invalid;
- }
- sscf->builtin_session_cache = n;
- continue;
- }
- if (value[i].len > sizeof("shared:") - 1
- && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1)
- == 0)
- {
- len = 0;
- for (j = sizeof("shared:") - 1; j < value[i].len; j++) {
- if (value[i].data[j] == ':') {
- break;
- }
- len++;
- }
- if (len == 0 || j == value[i].len) {
- goto invalid;
- }
- name.len = len;
- name.data = value[i].data + sizeof("shared:") - 1;
- size.len = value[i].len - j - 1;
- size.data = name.data + len + 1;
- n = ngx_parse_size(&size);
- if (n == NGX_ERROR) {
- goto invalid;
- }
- if (n < (ngx_int_t) (8 * ngx_pagesize)) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "session cache \"%V\" is too small",
- &value[i]);
- return NGX_CONF_ERROR;
- }
- sscf->shm_zone = ngx_shared_memory_add(cf, &name, n,
- &ngx_stream_ssl_module);
- if (sscf->shm_zone == NULL) {
- return NGX_CONF_ERROR;
- }
- sscf->shm_zone->init = ngx_ssl_session_cache_init;
- continue;
- }
- goto invalid;
- }
- if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) {
- sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE;
- }
- return NGX_CONF_OK;
- invalid:
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "invalid session cache \"%V\"", &value[i]);
- return NGX_CONF_ERROR;
- }
- static char *
- ngx_stream_ssl_ocsp_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- ngx_stream_ssl_srv_conf_t *sscf = conf;
- size_t len;
- ngx_int_t n;
- ngx_str_t *value, name, size;
- ngx_uint_t j;
- if (sscf->ocsp_cache_zone != NGX_CONF_UNSET_PTR) {
- return "is duplicate";
- }
- value = cf->args->elts;
- if (ngx_strcmp(value[1].data, "off") == 0) {
- sscf->ocsp_cache_zone = NULL;
- return NGX_CONF_OK;
- }
- if (value[1].len <= sizeof("shared:") - 1
- || ngx_strncmp(value[1].data, "shared:", sizeof("shared:") - 1) != 0)
- {
- goto invalid;
- }
- len = 0;
- for (j = sizeof("shared:") - 1; j < value[1].len; j++) {
- if (value[1].data[j] == ':') {
- break;
- }
- len++;
- }
- if (len == 0 || j == value[1].len) {
- goto invalid;
- }
- name.len = len;
- name.data = value[1].data + sizeof("shared:") - 1;
- size.len = value[1].len - j - 1;
- size.data = name.data + len + 1;
- n = ngx_parse_size(&size);
- if (n == NGX_ERROR) {
- goto invalid;
- }
- if (n < (ngx_int_t) (8 * ngx_pagesize)) {
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "OCSP cache \"%V\" is too small", &value[1]);
- return NGX_CONF_ERROR;
- }
- sscf->ocsp_cache_zone = ngx_shared_memory_add(cf, &name, n,
- &ngx_stream_ssl_module_ctx);
- if (sscf->ocsp_cache_zone == NULL) {
- return NGX_CONF_ERROR;
- }
- sscf->ocsp_cache_zone->init = ngx_ssl_ocsp_cache_init;
- return NGX_CONF_OK;
- invalid:
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "invalid OCSP cache \"%V\"", &value[1]);
- return NGX_CONF_ERROR;
- }
- static char *
- ngx_stream_ssl_alpn(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
- {
- #ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
- ngx_stream_ssl_srv_conf_t *sscf = conf;
- u_char *p;
- size_t len;
- ngx_str_t *value;
- ngx_uint_t i;
- if (sscf->alpn.len) {
- return "is duplicate";
- }
- value = cf->args->elts;
- len = 0;
- for (i = 1; i < cf->args->nelts; i++) {
- if (value[i].len > 255) {
- return "protocol too long";
- }
- len += value[i].len + 1;
- }
- sscf->alpn.data = ngx_pnalloc(cf->pool, len);
- if (sscf->alpn.data == NULL) {
- return NGX_CONF_ERROR;
- }
- p = sscf->alpn.data;
- for (i = 1; i < cf->args->nelts; i++) {
- *p++ = value[i].len;
- p = ngx_cpymem(p, value[i].data, value[i].len);
- }
- sscf->alpn.len = len;
- return NGX_CONF_OK;
- #else
- ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
- "the \"ssl_alpn\" directive requires OpenSSL "
- "with ALPN support");
- return NGX_CONF_ERROR;
- #endif
- }
- static char *
- ngx_stream_ssl_conf_command_check(ngx_conf_t *cf, void *post, void *data)
- {
- #ifndef SSL_CONF_FLAG_FILE
- return "is not supported on this platform";
- #else
- return NGX_CONF_OK;
- #endif
- }
- static ngx_int_t
- ngx_stream_ssl_init(ngx_conf_t *cf)
- {
- ngx_uint_t a, p, s;
- ngx_stream_handler_pt *h;
- ngx_stream_conf_addr_t *addr;
- ngx_stream_conf_port_t *port;
- ngx_stream_ssl_srv_conf_t *sscf;
- ngx_stream_core_srv_conf_t **cscfp, *cscf;
- ngx_stream_core_main_conf_t *cmcf;
- cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module);
- cscfp = cmcf->servers.elts;
- for (s = 0; s < cmcf->servers.nelts; s++) {
- sscf = cscfp[s]->ctx->srv_conf[ngx_stream_ssl_module.ctx_index];
- if (sscf->ssl.ctx == NULL) {
- continue;
- }
- cscf = cscfp[s]->ctx->srv_conf[ngx_stream_core_module.ctx_index];
- if (sscf->stapling) {
- if (ngx_ssl_stapling_resolver(cf, &sscf->ssl, cscf->resolver,
- cscf->resolver_timeout)
- != NGX_OK)
- {
- return NGX_ERROR;
- }
- }
- if (sscf->ocsp) {
- if (ngx_ssl_ocsp_resolver(cf, &sscf->ssl, cscf->resolver,
- cscf->resolver_timeout)
- != NGX_OK)
- {
- return NGX_ERROR;
- }
- }
- }
- h = ngx_array_push(&cmcf->phases[NGX_STREAM_SSL_PHASE].handlers);
- if (h == NULL) {
- return NGX_ERROR;
- }
- *h = ngx_stream_ssl_handler;
- if (cmcf->ports == NULL) {
- return NGX_OK;
- }
- port = cmcf->ports->elts;
- for (p = 0; p < cmcf->ports->nelts; p++) {
- addr = port[p].addrs.elts;
- for (a = 0; a < port[p].addrs.nelts; a++) {
- if (!addr[a].opt.ssl) {
- continue;
- }
- cscf = addr[a].default_server;
- sscf = cscf->ctx->srv_conf[ngx_stream_ssl_module.ctx_index];
- if (sscf->certificates) {
- continue;
- }
- if (!sscf->reject_handshake) {
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "no \"ssl_certificate\" is defined for "
- "the \"listen ... ssl\" directive in %s:%ui",
- cscf->file_name, cscf->line);
- return NGX_ERROR;
- }
-
- cscfp = addr[a].servers.elts;
- for (s = 0; s < addr[a].servers.nelts; s++) {
- cscf = cscfp[s];
- sscf = cscf->ctx->srv_conf[ngx_stream_ssl_module.ctx_index];
- if (sscf->certificates || sscf->reject_handshake) {
- continue;
- }
- ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
- "no \"ssl_certificate\" is defined for "
- "the \"listen ... ssl\" directive in %s:%ui",
- cscf->file_name, cscf->line);
- return NGX_ERROR;
- }
- }
- }
- return NGX_OK;
- }
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