add multi-instance Queue Managers (#307)

* 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

cmd/runmqdevserver/logruntime.go

@@ -1,68 +0,0 @@
-/*
-© Copyright IBM Corporation 2017, 2019
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-package main
-
-import (
-	"runtime"
-	"strings"
-
-	containerruntime "github.com/ibm-messaging/mq-container/internal/containerruntime"
-	"github.com/ibm-messaging/mq-container/internal/user"
-)
-
-func logContainerDetails() {
-	log.Printf("CPU architecture: %v", runtime.GOARCH)
-	kv, err := containerruntime.GetKernelVersion()
-	if err == nil {
-		log.Printf("Linux kernel version: %v", kv)
-	}
-	cr, err := containerruntime.GetContainerRuntime()
-	if err == nil {
-		log.Printf("Container runtime: %v", cr)
-	}
-	bi, err := containerruntime.GetBaseImage()
-	if err == nil {
-		log.Printf("Base image: %v", bi)
-	}
-	u, err := user.GetUser()
-	if err == nil {
-		if len(u.SupplementalGID) == 0 {
-			log.Printf("Running as user ID %v (%v) with primary group %v", u.UID, u.Name, u.PrimaryGID)
-		} else {
-			log.Printf("Running as user ID %v (%v) with primary group %v, and supplementary groups %v", u.UID, u.Name, u.PrimaryGID, strings.Join(u.SupplementalGID, ","))
-		}
-	}
-	caps, err := containerruntime.GetCapabilities()
-	capLogged := false
-	if err == nil {
-		for k, v := range caps {
-			if len(v) > 0 {
-				log.Printf("Capabilities (%s set): %v", strings.ToLower(k), strings.Join(v, ","))
-				capLogged = true
-			}
-		}
-		if !capLogged {
-			log.Print("Capabilities: none")
-		}
-	} else {
-		log.Errorf("Error getting capabilities: %v", err)
-	}
-	sc, err := containerruntime.GetSeccomp()
-	if err == nil {
-		log.Printf("seccomp enforcing mode: %v", sc)
-	}
-	log.Printf("Process security attributes: %v", containerruntime.GetSecurityAttributes())
-}

cmd/runmqdevserver/main.go

@@ -23,6 +23,7 @@ import (
 	"syscall"
 
 	"github.com/ibm-messaging/mq-container/internal/command"
+	containerruntimelogger "github.com/ibm-messaging/mq-container/internal/containerruntimelogger"
 	"github.com/ibm-messaging/mq-container/internal/logger"
 	"github.com/ibm-messaging/mq-container/internal/name"
 )
@@ -117,7 +118,11 @@ func doMain() error {
 		return err
 	}
 
-	logContainerDetails()
+	err = containerruntimelogger.LogContainerDetails(log)
+	if err != nil {
+		logTermination(err)
+		return err
+	}
 
 	adminPassword, set := os.LookupEnv("MQ_ADMIN_PASSWORD")
 	if set {