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Add support for specifying TLS version for MySQL #397

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Add support for specifying TLS version for MySQL #397

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6 changes: 6 additions & 0 deletions src/drivers/mysql/drv_mysql.c
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,7 @@ static sb_arg_t mysql_drv_args[] =
"path name of the client public key certificate file", NULL, STRING),
SB_OPT("mysql-ssl-cipher", "use specific cipher for SSL connections", "",
STRING),
SB_OPT("mysql-ssl-tls-version", "use specific TLS versions", NULL, STRING),
SB_OPT("mysql-compression", "use compression, if available in the "
"client library", "off", BOOL),
SB_OPT("mysql-debug", "trace all client library calls", "off", BOOL),
Expand All @@ -105,6 +106,7 @@ typedef struct
const char *ssl_key;
const char *ssl_cert;
const char *ssl_ca;
const char *ssl_tls_version;
const char *ssl_cipher;
unsigned char use_compression;
unsigned char debug;
Expand Down Expand Up @@ -303,6 +305,7 @@ int mysql_drv_init(void)
args.ssl_key = sb_get_value_string("mysql-ssl-key");
args.ssl_cert = sb_get_value_string("mysql-ssl-cert");
args.ssl_ca = sb_get_value_string("mysql-ssl-ca");
args.ssl_tls_version = sb_get_value_string("mysql-ssl-tls-version");

#ifdef HAVE_MYSQL_OPT_SSL_MODE
const char * const ssl_mode_string = sb_get_value_string("mysql-ssl");
Expand Down Expand Up @@ -398,6 +401,9 @@ static int mysql_drv_real_connect(db_mysql_conn_t *db_mysql_con)

mysql_ssl_set(con, args.ssl_key, args.ssl_cert, args.ssl_ca, NULL,
args.ssl_cipher);

DEBUG("mysql_options(%p,%s,%d)", con, "MYSQL_OPT_TLS_VERSION", args.ssl_tls_version);
mysql_options(con, MYSQL_OPT_TLS_VERSION, &args.ssl_tls_version);
}

if (args.use_compression)
Expand Down