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add multi-instance Queue Managers (#307)

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* Initial code to implement multi-instance queue manager

* alter default mqsc to prevent race between listeners on standby startup

* Updates to multi-instance queue manager code

* initial multi instance test

* Multi-instance code improvements

* Multi instance fixes and first test

* configure queue manager

* Add mirror log filtering for mult-instance QMs

* Add log message for multi-instance enabled

* Improvements to container runtime logging

* refactor test

* Test active standby switch

* Improve createQueueManager function

* Test multi instance race

* wait

* multi instance mount tests

* skip race test

* mount tests

* no mount test

* single instance split mount tests

* readiness check

* More updates for handling standby queue manager

* Improve standby checks

* Minor fixes to miqm

* Fix logging of JSON errors

* Update copyrights

* Fix log includes
This commit is contained in:
Stephen Marshall
2019-05-01 14:42:25 +01:00
committed by Arthur Barr
parent 63af43f19d
commit 6c72c894f7
22 changed files with 773 additions and 144 deletions
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29
cmd/runmqserver/main.go
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@@ -24,6 +24,7 @@ import (
"os"
"sync"
containerruntimelogger "github.com/ibm-messaging/mq-container/internal/containerruntimelogger"
"github.com/ibm-messaging/mq-container/internal/metrics"
"github.com/ibm-messaging/mq-container/internal/name"
"github.com/ibm-messaging/mq-container/internal/ready"
@@ -45,7 +46,7 @@ func doMain() error {
// Check whether they only want debug info
if *infoFlag {
logVersionInfo()
err = logContainerDetails()
err = containerruntimelogger.LogContainerDetails(log)
if err != nil {
log.Printf("Error displaying container details: %v", err)
}
@@ -86,14 +87,24 @@ func doMain() error {
collectDiagOnFail = true
if *devFlag == false {
err = logContainerDetails()
err = containerruntimelogger.LogContainerDetails(log)
if err != nil {
logTermination(err)
return err
}
}
err = createVolume("/mnt/mqm")
err = createVolume("/mnt/mqm/data")
if err != nil {
logTermination(err)
return err
}
err = createVolume("/mnt/mqm-log/log")
if err != nil {
logTermination(err)
return err
}
err = createVolume("/mnt/mqm-data/qmgrs")
if err != nil {
logTermination(err)
return err
@@ -149,15 +160,17 @@ func doMain() error {
logTermination(err)
return err
}
err = startQueueManager()
err = startQueueManager(name)
if err != nil {
logTermination(err)
return err
}
err = configureQueueManager()
if err != nil {
logTermination(err)
return err
if standby, _ := ready.IsRunningAsStandbyQM(name); !standby {
err = configureQueueManager()
if err != nil {
logTermination(err)
return err
}
}
enableMetrics := os.Getenv("MQ_ENABLE_METRICS")