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MXS-1775 Thread starting is now handled by MonitorInstance

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This commit is contained in:
Johan Wikman
2018-05-16 12:40:50 +03:00
parent adb7f156d6
commit c7eb0a9958
12 changed files with 48 additions and 243 deletions
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50
server/modules/monitor/ndbclustermon/ndbclustermon.cc
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@ -79,8 +79,6 @@ NDBCMonitor::NDBCMonitor(MXS_MONITOR *monitor)
NDBCMonitor::~NDBCMonitor()
{
ss_dassert(!m_thread);
ss_dassert(!m_script);
}
// static
@ -94,52 +92,6 @@ void NDBCMonitor::destroy()
delete this;
}
/**
* Start the instance of the monitor, returning a handle on the monitor.
*
* This function creates a thread to execute the actual monitoring.
*
* @return A handle to use when interacting with the monitor
*/
bool NDBCMonitor::start(const MXS_CONFIG_PARAMETER *params)
{
bool started = false;
ss_dassert(!m_shutdown);
ss_dassert(!m_thread);
ss_dassert(!m_script);
if (!m_checked)
{
if (!has_sufficient_permissions())
{
MXS_ERROR("Failed to start monitor. See earlier errors for more information.");
}
else
{
m_checked = true;
}
}
if (m_checked)
{
configure(params);
if (thread_start(&m_thread, &maxscale::MonitorInstance::main, this, 0) == NULL)
{
MXS_ERROR("Failed to start monitor thread for monitor '%s'.", m_monitor->name);
MXS_FREE(m_script);
m_script = NULL;
}
else
{
started = true;
}
}
return started;
}
bool NDBCMonitor::has_sufficient_permissions() const
{
return check_monitor_permissions(m_monitor, "SHOW STATUS LIKE 'Ndb_number_of_ready_data_nodes'");
@ -147,8 +99,6 @@ bool NDBCMonitor::has_sufficient_permissions() const
void NDBCMonitor::configure(const MXS_CONFIG_PARAMETER* params)
{
m_script = config_copy_string(params, "script");
m_events = config_get_enum(params, "events", mxs_monitor_event_enum_values);
}
/**