/* Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include "vio_priv.h" #ifdef HAVE_OPENSSL #define TLS_VERSION_OPTION_SIZE 256 #define SSL_CIPHER_LIST_SIZE 4096 #ifdef HAVE_YASSL static const char tls_ciphers_list[]="DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:" "AES128-RMD:DES-CBC3-RMD:DHE-RSA-AES256-RMD:" "DHE-RSA-AES128-RMD:DHE-RSA-DES-CBC3-RMD:" "AES256-SHA:RC4-SHA:RC4-MD5:DES-CBC3-SHA:" "DES-CBC-SHA:EDH-RSA-DES-CBC3-SHA:" "EDH-RSA-DES-CBC-SHA:AES128-SHA:AES256-RMD"; static const char tls_cipher_blocked[]= "!aNULL:!eNULL:!EXPORT:!LOW:!MD5:!DES:!RC2:!RC4:!PSK:"; #else static const char tls_ciphers_list[]="ECDHE-ECDSA-AES128-GCM-SHA256:" "ECDHE-ECDSA-AES256-GCM-SHA384:" "ECDHE-RSA-AES128-GCM-SHA256:" "ECDHE-RSA-AES256-GCM-SHA384:" "ECDHE-ECDSA-AES128-SHA256:" "ECDHE-RSA-AES128-SHA256:" "ECDHE-ECDSA-AES256-SHA384:" "ECDHE-RSA-AES256-SHA384:" "DHE-RSA-AES128-GCM-SHA256:" "DHE-DSS-AES128-GCM-SHA256:" "DHE-RSA-AES128-SHA256:" "DHE-DSS-AES128-SHA256:" "DHE-DSS-AES256-GCM-SHA384:" "DHE-RSA-AES256-SHA256:" "DHE-DSS-AES256-SHA256:" "ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:" "ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:" "DHE-DSS-AES128-SHA:DHE-RSA-AES128-SHA:" "TLS_DHE_DSS_WITH_AES_256_CBC_SHA:DHE-RSA-AES256-SHA:" "AES128-GCM-SHA256:DH-DSS-AES128-GCM-SHA256:" "ECDH-ECDSA-AES128-GCM-SHA256:AES256-GCM-SHA384:" "DH-DSS-AES256-GCM-SHA384:ECDH-ECDSA-AES256-GCM-SHA384:" "AES128-SHA256:DH-DSS-AES128-SHA256:ECDH-ECDSA-AES128-SHA256:AES256-SHA256:" "DH-DSS-AES256-SHA256:ECDH-ECDSA-AES256-SHA384:AES128-SHA:" "DH-DSS-AES128-SHA:ECDH-ECDSA-AES128-SHA:AES256-SHA:" "DH-DSS-AES256-SHA:ECDH-ECDSA-AES256-SHA:DHE-RSA-AES256-GCM-SHA384:" "DH-RSA-AES128-GCM-SHA256:ECDH-RSA-AES128-GCM-SHA256:DH-RSA-AES256-GCM-SHA384:" "ECDH-RSA-AES256-GCM-SHA384:DH-RSA-AES128-SHA256:" "ECDH-RSA-AES128-SHA256:DH-RSA-AES256-SHA256:" "ECDH-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:" "ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA:" "ECDHE-ECDSA-AES256-SHA:DHE-DSS-AES128-SHA:DHE-RSA-AES128-SHA:" "TLS_DHE_DSS_WITH_AES_256_CBC_SHA:DHE-RSA-AES256-SHA:" "AES128-SHA:DH-DSS-AES128-SHA:ECDH-ECDSA-AES128-SHA:AES256-SHA:" "DH-DSS-AES256-SHA:ECDH-ECDSA-AES256-SHA:DH-RSA-AES128-SHA:" "ECDH-RSA-AES128-SHA:DH-RSA-AES256-SHA:ECDH-RSA-AES256-SHA:DES-CBC3-SHA"; static const char tls_cipher_blocked[]= "!aNULL:!eNULL:!EXPORT:!LOW:!MD5:!DES:!RC2:!RC4:!PSK:" "!DHE-DSS-DES-CBC3-SHA:!DHE-RSA-DES-CBC3-SHA:" "!ECDH-RSA-DES-CBC3-SHA:!ECDH-ECDSA-DES-CBC3-SHA:" "!ECDHE-RSA-DES-CBC3-SHA:!ECDHE-ECDSA-DES-CBC3-SHA:"; #endif static my_bool ssl_initialized = FALSE; /* Diffie-Hellman key. Generated using: >openssl dhparam -5 -C 2048 -----BEGIN DH PARAMETERS----- MIIBCAKCAQEAil36wGZ2TmH6ysA3V1xtP4MKofXx5n88xq/aiybmGnReZMviCPEJ 46+7VCktl/RZ5iaDH1XNG1dVQmznt9pu2G3usU+k1/VB4bQL4ZgW4u0Wzxh9PyXD glm99I9Xyj4Z5PVE4MyAsxCRGA1kWQpD9/zKAegUBPLNqSo886Uqg9hmn8ksyU9E BV5eAEciCuawh6V0O+Sj/C3cSfLhgA0GcXp3OqlmcDu6jS5gWjn3LdP1U0duVxMB h/neTSCSvtce4CAMYMjKNVh9P1nu+2d9ZH2Od2xhRIqMTfAS1KTqF3VmSWzPFCjG mjxx/bg6bOOjpgZapvB6ABWlWmRmAAWFtwIBBQ== -----END DH PARAMETERS----- */ static unsigned char dh2048_p[]= { 0x8A, 0x5D, 0xFA, 0xC0, 0x66, 0x76, 0x4E, 0x61, 0xFA, 0xCA, 0xC0, 0x37, 0x57, 0x5C, 0x6D, 0x3F, 0x83, 0x0A, 0xA1, 0xF5, 0xF1, 0xE6, 0x7F, 0x3C, 0xC6, 0xAF, 0xDA, 0x8B, 0x26, 0xE6, 0x1A, 0x74, 0x5E, 0x64, 0xCB, 0xE2, 0x08, 0xF1, 0x09, 0xE3, 0xAF, 0xBB, 0x54, 0x29, 0x2D, 0x97, 0xF4, 0x59, 0xE6, 0x26, 0x83, 0x1F, 0x55, 0xCD, 0x1B, 0x57, 0x55, 0x42, 0x6C, 0xE7, 0xB7, 0xDA, 0x6E, 0xD8, 0x6D, 0xEE, 0xB1, 0x4F, 0xA4, 0xD7, 0xF5, 0x41, 0xE1, 0xB4, 0x0B, 0xE1, 0x98, 0x16, 0xE2, 0xED, 0x16, 0xCF, 0x18, 0x7D, 0x3F, 0x25, 0xC3, 0x82, 0x59, 0xBD, 0xF4, 0x8F, 0x57, 0xCA, 0x3E, 0x19, 0xE4, 0xF5, 0x44, 0xE0, 0xCC, 0x80, 0xB3, 0x10, 0x91, 0x18, 0x0D, 0x64, 0x59, 0x0A, 0x43, 0xF7, 0xFC, 0xCA, 0x01, 0xE8, 0x14, 0x04, 0xF2, 0xCD, 0xA9, 0x2A, 0x3C, 0xF3, 0xA5, 0x2A, 0x83, 0xD8, 0x66, 0x9F, 0xC9, 0x2C, 0xC9, 0x4F, 0x44, 0x05, 0x5E, 0x5E, 0x00, 0x47, 0x22, 0x0A, 0xE6, 0xB0, 0x87, 0xA5, 0x74, 0x3B, 0xE4, 0xA3, 0xFC, 0x2D, 0xDC, 0x49, 0xF2, 0xE1, 0x80, 0x0D, 0x06, 0x71, 0x7A, 0x77, 0x3A, 0xA9, 0x66, 0x70, 0x3B, 0xBA, 0x8D, 0x2E, 0x60, 0x5A, 0x39, 0xF7, 0x2D, 0xD3, 0xF5, 0x53, 0x47, 0x6E, 0x57, 0x13, 0x01, 0x87, 0xF9, 0xDE, 0x4D, 0x20, 0x92, 0xBE, 0xD7, 0x1E, 0xE0, 0x20, 0x0C, 0x60, 0xC8, 0xCA, 0x35, 0x58, 0x7D, 0x3F, 0x59, 0xEE, 0xFB, 0x67, 0x7D, 0x64, 0x7D, 0x8E, 0x77, 0x6C, 0x61, 0x44, 0x8A, 0x8C, 0x4D, 0xF0, 0x12, 0xD4, 0xA4, 0xEA, 0x17, 0x75, 0x66, 0x49, 0x6C, 0xCF, 0x14, 0x28, 0xC6, 0x9A, 0x3C, 0x71, 0xFD, 0xB8, 0x3A, 0x6C, 0xE3, 0xA3, 0xA6, 0x06, 0x5A, 0xA6, 0xF0, 0x7A, 0x00, 0x15, 0xA5, 0x5A, 0x64, 0x66, 0x00, 0x05, 0x85, 0xB7, }; static unsigned char dh2048_g[]={ 0x05, }; static DH *get_dh2048(void) { DH *dh; if ((dh=DH_new())) { dh->p=BN_bin2bn(dh2048_p,sizeof(dh2048_p),NULL); dh->g=BN_bin2bn(dh2048_g,sizeof(dh2048_g),NULL); if (! dh->p || ! dh->g) { DH_free(dh); dh=0; } } return(dh); } static void report_errors() { unsigned long l; const char* file; const char* data; int line,flags; DBUG_ENTER("report_errors"); while ((l=ERR_get_error_line_data(&file,&line,&data,&flags)) != 0) { #ifndef DBUG_OFF /* Avoid warning */ char buf[200]; DBUG_PRINT("error", ("OpenSSL: %s:%s:%d:%s\n", ERR_error_string(l,buf), file,line,(flags & ERR_TXT_STRING) ? data : "")) ; #endif } DBUG_VOID_RETURN; } static const char* ssl_error_string[] = { "No error", "Unable to get certificate", "Unable to get private key", "Private key does not match the certificate public key", "SSL_CTX_set_default_verify_paths failed", "Failed to set ciphers to use", "SSL_CTX_new failed", "SSL context is not usable without certificate and private key", "SSL_CTX_set_tmp_dh failed", "TLS version is invalid" }; const char* sslGetErrString(enum enum_ssl_init_error e) { DBUG_ASSERT(SSL_INITERR_NOERROR < e && e < SSL_INITERR_LASTERR); return ssl_error_string[e]; } static int vio_set_cert_stuff(SSL_CTX *ctx, const char *cert_file, const char *key_file, enum enum_ssl_init_error* error) { DBUG_ENTER("vio_set_cert_stuff"); DBUG_PRINT("enter", ("ctx: 0x%lx cert_file: %s key_file: %s", (long) ctx, cert_file, key_file)); if (!cert_file && key_file) cert_file= key_file; if (!key_file && cert_file) key_file= cert_file; if (cert_file && SSL_CTX_use_certificate_file(ctx, cert_file, SSL_FILETYPE_PEM) <= 0) { *error= SSL_INITERR_CERT; DBUG_PRINT("error",("%s from file '%s'", sslGetErrString(*error), cert_file)); DBUG_EXECUTE("error", ERR_print_errors_fp(DBUG_FILE);); my_message_local(ERROR_LEVEL, "SSL error: %s from '%s'", sslGetErrString(*error), cert_file); DBUG_RETURN(1); } if (key_file && SSL_CTX_use_PrivateKey_file(ctx, key_file, SSL_FILETYPE_PEM) <= 0) { *error= SSL_INITERR_KEY; DBUG_PRINT("error", ("%s from file '%s'", sslGetErrString(*error), key_file)); DBUG_EXECUTE("error", ERR_print_errors_fp(DBUG_FILE);); my_message_local(ERROR_LEVEL, "SSL error: %s from '%s'", sslGetErrString(*error), key_file); DBUG_RETURN(1); } /* If we are using DSA, we can copy the parameters from the private key Now we know that a key and cert have been set against the SSL context */ if (cert_file && !SSL_CTX_check_private_key(ctx)) { *error= SSL_INITERR_NOMATCH; DBUG_PRINT("error", ("%s",sslGetErrString(*error))); DBUG_EXECUTE("error", ERR_print_errors_fp(DBUG_FILE);); my_message_local(ERROR_LEVEL, "SSL error: %s", sslGetErrString(*error)); DBUG_RETURN(1); } DBUG_RETURN(0); } #ifndef HAVE_YASSL /* OpenSSL specific */ #ifdef HAVE_PSI_INTERFACE static PSI_rwlock_key key_rwlock_openssl; static PSI_rwlock_info openssl_rwlocks[]= { { &key_rwlock_openssl, "CRYPTO_dynlock_value::lock", 0} }; #endif typedef struct CRYPTO_dynlock_value { mysql_rwlock_t lock; } openssl_lock_t; /* Array of locks used by openssl internally for thread synchronization. The number of locks is equal to CRYPTO_num_locks. */ static openssl_lock_t *openssl_stdlocks; /*OpenSSL callback functions for multithreading. We implement all the functions as we are using our own locking mechanism. */ static void openssl_lock(int mode, openssl_lock_t *lock, const char *file MY_ATTRIBUTE((unused)), int line MY_ATTRIBUTE((unused))) { int err; char const *what; switch (mode) { case CRYPTO_LOCK|CRYPTO_READ: what = "read lock"; err= mysql_rwlock_rdlock(&lock->lock); break; case CRYPTO_LOCK|CRYPTO_WRITE: what = "write lock"; err= mysql_rwlock_wrlock(&lock->lock); break; case CRYPTO_UNLOCK|CRYPTO_READ: case CRYPTO_UNLOCK|CRYPTO_WRITE: what = "unlock"; err= mysql_rwlock_unlock(&lock->lock); break; default: /* Unknown locking mode. */ DBUG_PRINT("error", ("Fatal OpenSSL: %s:%d: interface problem (mode=0x%x)\n", file, line, mode)); fprintf(stderr, "Fatal: OpenSSL interface problem (mode=0x%x)", mode); fflush(stderr); abort(); } if (err) { DBUG_PRINT("error", ("Fatal OpenSSL: %s:%d: can't %s OpenSSL lock\n", file, line, what)); fprintf(stderr, "Fatal: can't %s OpenSSL lock", what); fflush(stderr); abort(); } } static void openssl_lock_function(int mode, int n, const char *file MY_ATTRIBUTE((unused)), int line MY_ATTRIBUTE((unused))) { if (n < 0 || n > CRYPTO_num_locks()) { /* Lock number out of bounds. */ DBUG_PRINT("error", ("Fatal OpenSSL: %s:%d: interface problem (n = %d)", file, line, n)); fprintf(stderr, "Fatal: OpenSSL interface problem (n = %d)", n); fflush(stderr); abort(); } openssl_lock(mode, &openssl_stdlocks[n], file, line); } static openssl_lock_t *openssl_dynlock_create(const char *file MY_ATTRIBUTE((unused)), int line MY_ATTRIBUTE((unused))) { openssl_lock_t *lock; DBUG_PRINT("info", ("openssl_dynlock_create: %s:%d", file, line)); lock= (openssl_lock_t*) my_malloc(PSI_NOT_INSTRUMENTED,sizeof(openssl_lock_t),MYF(0)); #ifdef HAVE_PSI_INTERFACE mysql_rwlock_init(key_rwlock_openssl, &lock->lock); #else mysql_rwlock_init(0, &lock->lock); #endif return lock; } static void openssl_dynlock_destroy(openssl_lock_t *lock, const char *file MY_ATTRIBUTE((unused)), int line MY_ATTRIBUTE((unused))) { DBUG_PRINT("info", ("openssl_dynlock_destroy: %s:%d", file, line)); mysql_rwlock_destroy(&lock->lock); my_free(lock); } static unsigned long openssl_id_function() { return (unsigned long) my_thread_self(); } //End of mutlithreading callback functions static void init_ssl_locks() { int i= 0; #ifdef HAVE_PSI_INTERFACE const char* category= "sql"; int count= array_elements(openssl_rwlocks); mysql_rwlock_register(category, openssl_rwlocks, count); #endif openssl_stdlocks= (openssl_lock_t*) OPENSSL_malloc(CRYPTO_num_locks() * sizeof(openssl_lock_t)); for (i= 0; i < CRYPTO_num_locks(); ++i) #ifdef HAVE_PSI_INTERFACE mysql_rwlock_init(key_rwlock_openssl, &openssl_stdlocks[i].lock); #else mysql_rwlock_init(0, &openssl_stdlocks[i].lock); #endif } static void set_lock_callback_functions(my_bool init) { CRYPTO_set_locking_callback(init ? openssl_lock_function : NULL); CRYPTO_set_id_callback(init ? openssl_id_function : NULL); CRYPTO_set_dynlock_create_callback(init ? openssl_dynlock_create : NULL); CRYPTO_set_dynlock_destroy_callback(init ? openssl_dynlock_destroy : NULL); CRYPTO_set_dynlock_lock_callback(init ? openssl_lock : NULL); } static void init_lock_callback_functions() { set_lock_callback_functions(TRUE); } static void deinit_lock_callback_functions() { set_lock_callback_functions(FALSE); } void vio_ssl_end() { int i= 0; if (ssl_initialized) { ERR_remove_state(0); ERR_free_strings(); EVP_cleanup(); CRYPTO_cleanup_all_ex_data(); deinit_lock_callback_functions(); for (; i < CRYPTO_num_locks(); ++i) mysql_rwlock_destroy(&openssl_stdlocks[i].lock); OPENSSL_free(openssl_stdlocks); ssl_initialized= FALSE; } } #endif //OpenSSL specific void ssl_start() { if (!ssl_initialized) { ssl_initialized= TRUE; SSL_library_init(); OpenSSL_add_all_algorithms(); SSL_load_error_strings(); #ifndef HAVE_YASSL init_ssl_locks(); init_lock_callback_functions(); #endif } } long process_tls_version(const char *tls_version) { const char *separator= ","; char *token, *lasts= NULL; #ifndef HAVE_YASSL unsigned int tls_versions_count= 3; const char *tls_version_name_list[3]= {"TLSv1", "TLSv1.1", "TLSv1.2"}; const char ctx_flag_default[]= "TLSv1,TLSv1.1,TLSv1.2"; const long tls_ctx_list[3]= {SSL_OP_NO_TLSv1, SSL_OP_NO_TLSv1_1, SSL_OP_NO_TLSv1_2}; long tls_ctx_flag= SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1_2; #else unsigned int tls_versions_count= 2; const char *tls_version_name_list[2]= {"TLSv1", "TLSv1.1"}; const long tls_ctx_list[2]= {SSL_OP_NO_TLSv1, SSL_OP_NO_TLSv1_1}; const char ctx_flag_default[]= "TLSv1,TLSv1.1"; long tls_ctx_flag= SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1; #endif unsigned int index= 0; char tls_version_option[TLS_VERSION_OPTION_SIZE]= ""; int tls_found= 0; if (!tls_version || !my_strcasecmp(&my_charset_latin1, tls_version, ctx_flag_default)) return 0; if (strlen(tls_version)-1 > sizeof(tls_version_option)) return -1; strncpy(tls_version_option, tls_version, sizeof(tls_version_option)); token= my_strtok_r(tls_version_option, separator, &lasts); while (token) { for (index=0; index < tls_versions_count; index++) { if (!my_strcasecmp(&my_charset_latin1, tls_version_name_list[index], token)) { tls_found= 1; tls_ctx_flag= tls_ctx_flag & (~tls_ctx_list[index]); break; } } token= my_strtok_r(NULL, separator, &lasts); } if (!tls_found) return -1; else return tls_ctx_flag; } /************************ VioSSLFd **********************************/ static struct st_VioSSLFd * new_VioSSLFd(const char *key_file, const char *cert_file, const char *ca_file, const char *ca_path, const char *cipher, my_bool is_client, enum enum_ssl_init_error *error, const char *crl_file, const char *crl_path, const long ssl_ctx_flags) { DH *dh; struct st_VioSSLFd *ssl_fd; long ssl_ctx_options= SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3; int ret_set_cipherlist= 0; char cipher_list[SSL_CIPHER_LIST_SIZE]= {0}; DBUG_ENTER("new_VioSSLFd"); DBUG_PRINT("enter", ("key_file: '%s' cert_file: '%s' ca_file: '%s' ca_path: '%s' " "cipher: '%s' crl_file: '%s' crl_path: '%s' ssl_ctx_flags: '%ld' ", key_file ? key_file : "NULL", cert_file ? cert_file : "NULL", ca_file ? ca_file : "NULL", ca_path ? ca_path : "NULL", cipher ? cipher : "NULL", crl_file ? crl_file : "NULL", crl_path ? crl_path : "NULL", ssl_ctx_flags)); if (ssl_ctx_flags < 0) { *error= SSL_TLS_VERSION_INVALID; DBUG_PRINT("error", ("TLS version invalid : %s", sslGetErrString(*error))); report_errors(); DBUG_RETURN(0); } ssl_ctx_options= (ssl_ctx_options | ssl_ctx_flags) & (SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 #ifndef HAVE_YASSL | SSL_OP_NO_TLSv1_2 #endif ); if (!(ssl_fd= ((struct st_VioSSLFd*) my_malloc(key_memory_vio_ssl_fd, sizeof(struct st_VioSSLFd),MYF(0))))) DBUG_RETURN(0); if (!(ssl_fd->ssl_context= SSL_CTX_new(is_client ? SSLv23_client_method() : SSLv23_server_method()))) { *error= SSL_INITERR_MEMFAIL; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); my_free(ssl_fd); DBUG_RETURN(0); } SSL_CTX_set_options(ssl_fd->ssl_context, ssl_ctx_options); /* Set the ciphers that can be used NOTE: SSL_CTX_set_cipher_list will return 0 if none of the provided ciphers could be selected */ strcat(cipher_list, tls_cipher_blocked); if (cipher) strcat(cipher_list, cipher); else strcat(cipher_list, tls_ciphers_list); if (ret_set_cipherlist == SSL_CTX_set_cipher_list(ssl_fd->ssl_context, cipher_list)) { *error= SSL_INITERR_CIPHERS; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } /* Load certs from the trusted ca */ if (SSL_CTX_load_verify_locations(ssl_fd->ssl_context, ca_file, ca_path) <= 0) { DBUG_PRINT("warning", ("SSL_CTX_load_verify_locations failed")); if (ca_file || ca_path) { /* fail only if ca file or ca path were supplied and looking into them fails. */ *error= SSL_INITERR_BAD_PATHS; DBUG_PRINT("error", ("SSL_CTX_load_verify_locations failed : %s", sslGetErrString(*error))); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } /* otherwise go use the defaults */ if (SSL_CTX_set_default_verify_paths(ssl_fd->ssl_context) == 0) { *error= SSL_INITERR_BAD_PATHS; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } } if (crl_file || crl_path) { #ifdef HAVE_YASSL DBUG_PRINT("warning", ("yaSSL doesn't support CRL")); DBUG_ASSERT(0); #else X509_STORE *store= SSL_CTX_get_cert_store(ssl_fd->ssl_context); /* Load crls from the trusted ca */ if (X509_STORE_load_locations(store, crl_file, crl_path) == 0 || X509_STORE_set_flags(store, X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL) == 0) { DBUG_PRINT("warning", ("X509_STORE_load_locations for CRL failed")); *error= SSL_INITERR_BAD_PATHS; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } #endif } if (vio_set_cert_stuff(ssl_fd->ssl_context, cert_file, key_file, error)) { DBUG_PRINT("error", ("vio_set_cert_stuff failed")); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } /* Server specific check : Must have certificate and key file */ if (!is_client && !key_file && !cert_file) { *error= SSL_INITERR_NO_USABLE_CTX; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } /* DH stuff */ dh= get_dh2048(); if (SSL_CTX_set_tmp_dh(ssl_fd->ssl_context, dh) == 0) { *error= SSL_INITERR_DHFAIL; DBUG_PRINT("error", ("%s", sslGetErrString(*error))); report_errors(); DH_free(dh); SSL_CTX_free(ssl_fd->ssl_context); my_free(ssl_fd); DBUG_RETURN(0); } DH_free(dh); DBUG_PRINT("exit", ("OK 1")); DBUG_RETURN(ssl_fd); } /************************ VioSSLConnectorFd **********************************/ struct st_VioSSLFd * new_VioSSLConnectorFd(const char *key_file, const char *cert_file, const char *ca_file, const char *ca_path, const char *cipher, enum enum_ssl_init_error* error, const char *crl_file, const char *crl_path, const long ssl_ctx_flags) { struct st_VioSSLFd *ssl_fd; int verify= SSL_VERIFY_PEER; /* Turn off verification of servers certificate if both ca_file and ca_path is set to NULL */ if (ca_file == 0 && ca_path == 0) verify= SSL_VERIFY_NONE; if (!(ssl_fd= new_VioSSLFd(key_file, cert_file, ca_file, ca_path, cipher, TRUE, error, crl_file, crl_path, ssl_ctx_flags))) { return 0; } /* Init the VioSSLFd as a "connector" ie. the client side */ SSL_CTX_set_verify(ssl_fd->ssl_context, verify, NULL); return ssl_fd; } /************************ VioSSLAcceptorFd **********************************/ struct st_VioSSLFd * new_VioSSLAcceptorFd(const char *key_file, const char *cert_file, const char *ca_file, const char *ca_path, const char *cipher, enum enum_ssl_init_error* error, const char *crl_file, const char * crl_path, const long ssl_ctx_flags) { struct st_VioSSLFd *ssl_fd; int verify= SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE; if (!(ssl_fd= new_VioSSLFd(key_file, cert_file, ca_file, ca_path, cipher, FALSE, error, crl_file, crl_path, ssl_ctx_flags))) { return 0; } /* Init the the VioSSLFd as a "acceptor" ie. the server side */ /* Set max number of cached sessions, returns the previous size */ SSL_CTX_sess_set_cache_size(ssl_fd->ssl_context, 128); SSL_CTX_set_verify(ssl_fd->ssl_context, verify, NULL); /* Set session_id - an identifier for this server session Use the ssl_fd pointer */ SSL_CTX_set_session_id_context(ssl_fd->ssl_context, (const unsigned char *)ssl_fd, sizeof(ssl_fd)); return ssl_fd; } void free_vio_ssl_acceptor_fd(struct st_VioSSLFd *fd) { SSL_CTX_free(fd->ssl_context); my_free(fd); } #endif /* HAVE_OPENSSL */