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mrms_monitor.go
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mrms_monitor.go
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/*
Copyright (c) 2016, Percona LLC 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 Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package mock
import (
"time"
"github.com/percona/pmm/proto"
)
type MrmsMonitor struct {
c chan proto.Instance
instance proto.Instance
}
func NewMrmsMonitor() *MrmsMonitor {
m := &MrmsMonitor{}
return m
}
func (m *MrmsMonitor) Add(in proto.Instance) chan proto.Instance {
m.instance = in
m.c = make(chan proto.Instance, 10)
return m.c
}
func (m *MrmsMonitor) Remove(uuid string, c chan proto.Instance) {
m.instance = proto.Instance{}
}
func (m *MrmsMonitor) Check() {
}
func (m *MrmsMonitor) Start(interval time.Duration) error {
return nil
}
func (m *MrmsMonitor) Stop() error {
return nil
}
func (m *MrmsMonitor) Status() (status map[string]string) {
return map[string]string{
"mrms-monitor-mock": "Idle",
}
}
func (m *MrmsMonitor) ListenerCount(uuid string) uint {
return 0
}
// The restartChan in the real MrmsMonitor is read only.
// To be consistent with that, instead of returning the channel just for
// testing purposes, we have this method to simulate a MySQL restart
func (m *MrmsMonitor) SimulateMySQLRestart() {
m.c <- m.instance
}