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MXS-2011 First read config, then apply it

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Separating the reading of the config from the process of
applying it allows us to use configs around and later apply
them (e.g. when we decide its time to switch master server).
This commit is contained in:
Johan Wikman
2018-08-30 09:57:32 +03:00
parent 5f809e5066
commit 9ff0eab539
3 changed files with 228 additions and 86 deletions
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84
server/modules/routing/binlogrouter/blr_master.cc
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@ -3123,3 +3123,87 @@ void blr_set_checksum(ROUTER_INSTANCE *inst, GWBUF *buf)
}
}
}
void blr_master_set_config(ROUTER_INSTANCE *inst, const ChangeMasterConfig& config)
{
SERVICE* service = inst->service;
SERVER* backend_server = service->dbref->server;
if (!config.host.empty())
{
server_update_address(backend_server, config.host.c_str());
}
if (config.port)
{
server_update_port(backend_server, config.port);
}
if (!config.user.empty())
{
MXS_FREE(inst->user);
inst->user = MXS_STRDUP_A(config.user.c_str());
}
if (!config.password.empty())
{
MXS_FREE(inst->password);
inst->password = MXS_STRDUP_A(config.password.c_str());
}
inst->ssl_enabled = config.ssl_enabled;
if (!config.ssl_ca.empty())
{
MXS_FREE(backend_server->server_ssl->ssl_ca_cert);
backend_server->server_ssl->ssl_ca_cert = MXS_STRDUP_A(config.ssl_ca.c_str());
MXS_FREE(inst->ssl_ca);
inst->ssl_ca = MXS_STRDUP_A(config.ssl_ca.c_str());
}
if (!config.ssl_cert.empty())
{
MXS_FREE(backend_server->server_ssl->ssl_cert);
backend_server->server_ssl->ssl_cert = MXS_STRDUP_A(config.ssl_cert.c_str());
MXS_FREE(inst->ssl_cert);
inst->ssl_cert = MXS_STRDUP_A(config.ssl_cert.c_str());
}
if (!config.ssl_key.empty())
{
MXS_FREE(backend_server->server_ssl->ssl_key);
backend_server->server_ssl->ssl_key = MXS_STRDUP_A(config.ssl_key.c_str());
MXS_FREE(inst->ssl_key);
inst->ssl_key = MXS_STRDUP_A(config.ssl_key.c_str());
}
if (!config.ssl_version.empty())
{
if (listener_set_ssl_version(backend_server->server_ssl, config.ssl_version.c_str()) != 0)
{
MXS_ERROR("Found unknown optional parameter value for 'ssl_version' for"
" service '%s': %s, ignoring it.",
inst->service->name,
config.ssl_version.c_str());
}
else
{
inst->ssl_version = MXS_STRDUP_A(config.ssl_version.c_str());
}
}
if (config.heartbeat_period >= 0)
{
if (inst->heartbeat > 0 && (config.heartbeat_period == 0))
{
blr_log_disabled_heartbeat(inst);
}
inst->heartbeat = config.heartbeat_period;
}
if (config.connect_retry > 0)
{
inst->retry_interval = config.connect_retry;
}
}