How to setup Keycloak with a postgres database in kubernetes - kubernetes

Question

I am currently trying to setup keycloak with a postgres database on minikube. The problem is that keycloak cant connect to my postgres db and ends in a crashloopbackerror.
Here my configuration:
Postgres-deployment.yaml
apiVersion: v1
kind: PersistentVolume
metadata:
name: postgres-volume
labels:
type: local
spec:
capacity:
storage: 100Mi
accessModes:
- ReadWriteOnce
hostPath:
path: "/var/lib/postgresql/data"
persistentVolumeReclaimPolicy: Retain
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: postgres-volume-claim
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 100Mi
status: {}
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: postgres-database
labels:
app: postgres-database
spec:
replicas: 1
strategy:
type: Recreate
selector:
matchLabels:
app: postgres-database
template:
metadata:
labels:
app: postgres-database
spec:
containers:
- name: postgres-database
env:
- name: POSTGRES_DB
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-database
- name: POSTGRES_PASSWORD
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-password
- name: POSTGRES_USER
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-username
image: postgres
ports:
- containerPort: 5431
resources: {}
volumeMounts:
- mountPath: /var/lib/postgresql/data
name: postgres-storage
restartPolicy: Always
volumes:
- name: postgres-storage
persistentVolumeClaim:
claimName: postgres-volume-claim
status: {}
---
apiVersion: v1
kind: Service
metadata:
labels:
app: postgres-database
name: postgres-keycloak
spec:
ports:
- name: postgres-keycloak
port: 5431
targetPort: 5431
selector:
app: postgres-database
status:
loadBalancer: {}
keycloak-deyployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
io.kompose.service: keycloak
name: keycloak
spec:
replicas: 1
selector:
matchLabels:
io.kompose.service: keycloak
template:
metadata:
labels:
io.kompose.service: keycloak
spec:
containers:
- env:
- name: DB_ADDR
value: postgres-keycloak
- name: DB_DATABASE
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-database
- name: DB_PASSWORD
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-password
- name: DB_USER
valueFrom:
secretKeyRef:
name: postgres-secret
key: postgres-username
- name: DB_VENDOR
value: POSTGRES
- name: KEYCLOAK_PASSWORD
valueFrom:
secretKeyRef:
name: keycloak-secret
key: keycloak-password
- name: KEYCLOAK_USER
valueFrom:
secretKeyRef:
name: keycloak-secret
key: keycloak-username
image: quay.io/keycloak/keycloak:10.0.1
imagePullPolicy: ""
name: keycloak
ports:
- containerPort: 8443
resources: {}
restartPolicy: Always
serviceAccountName: ""
volumes: null
Keycloak-service.yaml
apiVersion: v1
kind: Service
metadata:
name: keycloak
spec:
ports:
- name: "8443"
port: 8443
targetPort: 8443
selector:
io.kompose.service: keycloak
type: NodePort
kubectl get all
NAME READY STATUS RESTARTS AGE
pod/keycloak-84fd96bbbf-wmpgt 0/1 CrashLoopBackOff 5 8m14s
pod/postgres-database-6467d78d5d-b6pj9 1/1 Running 0 8m13s
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
service/keycloak NodePort 10.98.180.162 <none> 8443:31882/TCP 8m13s
service/kubernetes ClusterIP 10.96.0.1 <none> 443/TCP 8m36s
service/postgres-keycloak ClusterIP 10.100.233.109 <none> 5431/TCP 8m13s
NAME READY UP-TO-DATE AVAILABLE AGE
deployment.apps/keycloak 0/1 1 0 8m14s
deployment.apps/postgres-database 1/1 1 1 8m13s
NAME DESIRED CURRENT READY AGE
replicaset.apps/keycloak-84fd96bbbf 1 1 0 8m14s
replicaset.apps/postgres-database-6467d78d5d 1 1 1 8m13s
and the error when running kubectl logs keycloak
23:27:43,693 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 71) WFLYCLINF0002: Started authorizationRevisions cache from keycloak container
23:27:43,714 INFO [org.keycloak.connections.infinispan.DefaultInfinispanConnectionProviderFactory] (ServerService Thread Pool -- 71) Node name: keycloak-84fd96bbbf-wmpgt, Site name: null
23:27:54,349 WARN [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 71) IJ000604: Throwable while attempting to get a new connection: null: javax.resource.ResourceException: IJ031084: Unable to create connection
at org.jboss.ironjacamar.jdbcadapters#1.4.20.Final//org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:345)
at org.jboss.ironjacamar.jdbcadapters#1.4.20.Final//org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:352)
at org.jboss.ironjacamar.jdbcadapters#1.4.20.Final//org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:287)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.createConnectionEventListener(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:1326)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreConcurrentLinkedDequeManagedConnectionPool.getConnection(SemaphoreConcurrentLinkedDequeManagedConnectionPool.java:499)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.pool.AbstractPool.getSimpleConnection(AbstractPool.java:632)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.pool.AbstractPool.getConnection(AbstractPool.java:604)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.AbstractConnectionManager.getManagedConnection(AbstractConnectionManager.java:624)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.tx.TxConnectionManagerImpl.getManagedConnection(TxConnectionManagerImpl.java:440)
at org.jboss.ironjacamar.impl#1.4.20.Final//org.jboss.jca.core.connectionmanager.AbstractConnectionManager.allocateConnection(AbstractConnectionManager.java:789)
at org.jboss.ironjacamar.jdbcadapters#1.4.20.Final//org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:151)
at org.jboss.as.connector#19.1.0.Final//org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:64)
at org.keycloak.keycloak-model-jpa#10.0.1//org.keycloak.connections.jpa.DefaultJpaConnectionProviderFactory.getConnection(DefaultJpaConnectionProviderFactory.java:371)
at org.keycloak.keycloak-model-jpa#10.0.1//org.keycloak.connections.jpa.updater.liquibase.lock.LiquibaseDBLockProvider.lazyInit(LiquibaseDBLockProvider.java:65)
at org.keycloak.keycloak-model-jpa#10.0.1//org.keycloak.connections.jpa.updater.liquibase.lock.LiquibaseDBLockProvider.lambda$waitForLock$2(LiquibaseDBLockProvider.java:96)
at org.keycloak.keycloak-server-spi-private#10.0.1//org.keycloak.models.utils.KeycloakModelUtils.suspendJtaTransaction(KeycloakModelUtils.java:682)
at org.keycloak.keycloak-model-jpa#10.0.1//org.keycloak.connections.jpa.updater.liquibase.lock.LiquibaseDBLockProvider.waitForLock(LiquibaseDBLockProvider.java:94)
at org.keycloak.keycloak-services#10.0.1//org.keycloak.services.resources.KeycloakApplication$1.run(KeycloakApplication.java:145)
at org.keycloak.keycloak-server-spi-private#10.0.1//org.keycloak.models.utils.KeycloakModelUtils.runJobInTransaction(KeycloakModelUtils.java:227)
at org.keycloak.keycloak-services#10.0.1//org.keycloak.services.resources.KeycloakApplication.startup(KeycloakApplication.java:138)
at org.keycloak.keycloak-wildfly-extensions#10.0.1//org.keycloak.provider.wildfly.WildflyPlatform.onStartup(WildflyPlatform.java:29)
at org.keycloak.keycloak-services#10.0.1//org.keycloak.services.resources.KeycloakApplication.<init>(KeycloakApplication.java:125)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.core.ConstructorInjectorImpl.construct(ConstructorInjectorImpl.java:152)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.spi.ResteasyProviderFactory.createProviderInstance(ResteasyProviderFactory.java:2805)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.spi.ResteasyDeployment.createApplication(ResteasyDeployment.java:369)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.spi.ResteasyDeployment.startInternal(ResteasyDeployment.java:281)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.spi.ResteasyDeployment.start(ResteasyDeployment.java:92)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.init(ServletContainerDispatcher.java:119)
at org.jboss.resteasy.resteasy-jaxrs#3.11.2.Final//org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.init(HttpServletDispatcher.java:36)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.LifecyleInterceptorInvocation.proceed(LifecyleInterceptorInvocation.java:117)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.security.RunAsLifecycleInterceptor.init(RunAsLifecycleInterceptor.java:78)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.LifecyleInterceptorInvocation.proceed(LifecyleInterceptorInvocation.java:103)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.ManagedServlet$DefaultInstanceStrategy.start(ManagedServlet.java:305)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.ManagedServlet.createServlet(ManagedServlet.java:145)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.DeploymentManagerImpl$2.call(DeploymentManagerImpl.java:585)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.DeploymentManagerImpl$2.call(DeploymentManagerImpl.java:556)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:42)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.security.SecurityContextThreadSetupAction.lambda$create$0(SecurityContextThreadSetupAction.java:105)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1541)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1541)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1541)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1541)
at io.undertow.servlet#2.1.0.Final//io.undertow.servlet.core.DeploymentManagerImpl.start(DeploymentManagerImpl.java:598)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentService.startContext(UndertowDeploymentService.java:97)
at org.wildfly.extension.undertow#19.1.0.Final//org.wildfly.extension.undertow.deployment.UndertowDeploymentService$1.run(UndertowDeploymentService.java:78)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at org.jboss.threads#2.3.3.Final//org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35)
at org.jboss.threads#2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1982)
at org.jboss.threads#2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486)
at org.jboss.threads#2.3.3.Final//org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377)
at java.base/java.lang.Thread.run(Thread.java:834)
at org.jboss.threads#2.3.3.Final//org.jboss.threads.JBossThread.run(JBossThread.java:485)
Caused by: org.postgresql.util.PSQLException: The connection attempt failed.
at org.postgresql.jdbc#42.2.5//org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:292)
at org.postgresql.jdbc#42.2.5//org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:49)
at org.postgresql.jdbc#42.2.5//org.postgresql.jdbc.PgConnection.<init>(PgConnection.java:195)
at org.postgresql.jdbc#42.2.5//org.postgresql.Driver.makeConnection(Driver.java:454)
at org.postgresql.jdbc#42.2.5//org.postgresql.Driver.connect(Driver.java:256)
at org.jboss.ironjacamar.jdbcadapters#1.4.20.Final//org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory.createLocalManagedConnection(LocalManagedConnectionFactory.java:321)
... 57 more
Caused by: java.net.SocketTimeoutException: connect timed out
at java.base/java.net.PlainSocketImpl.socketConnect(Native Method)
at java.base/java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:399)
at java.base/java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:242)
at java.base/java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:224)
at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:403)
at java.base/java.net.Socket.connect(Socket.java:609)
at org.postgresql.jdbc#42.2.5//org.postgresql.core.PGStream.<init>(PGStream.java:70)
at org.postgresql.jdbc#42.2.5//org.postgresql.core.v3.ConnectionFactoryImpl.tryConnect(ConnectionFactoryImpl.java:91)
at org.postgresql.jdbc#42.2.5//org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:192)
... 62 more
23:27:54,357 FATAL [org.keycloak.services] (ServerService Thread Pool -- 71) java.lang.RuntimeException: Failed to connect to database
23:27:54,359 INFO [org.jboss.as.server] (Thread-1) WFLYSRV0220: Server shutdown has been requested via an OS signal
23:27:54,359 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002225: Deploying javax.ws.rs.core.Application: class org.keycloak.services.resources.KeycloakApplication
23:27:54,361 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002200: Adding class resource org.keycloak.services.resources.ThemeResource from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,361 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002205: Adding provider class org.keycloak.services.filters.KeycloakSecurityHeadersFilter from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,362 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002205: Adding provider class org.keycloak.services.filters.KeycloakTransactionCommitter from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,362 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002205: Adding provider class org.keycloak.services.error.KeycloakErrorHandler from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,362 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002200: Adding class resource org.keycloak.services.resources.JsResource from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,362 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002210: Adding provider singleton org.keycloak.services.util.ObjectMapperResolver from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,362 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002220: Adding singleton resource org.keycloak.services.resources.RobotsResource from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,363 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002220: Adding singleton resource org.keycloak.services.resources.WelcomeResource from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,363 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002220: Adding singleton resource org.keycloak.services.resources.RealmsResource from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,363 INFO [org.jboss.resteasy.resteasy_jaxrs.i18n] (ServerService Thread Pool -- 71) RESTEASY002220: Adding singleton resource org.keycloak.services.resources.admin.AdminRoot from Application class org.keycloak.services.resources.KeycloakApplication
23:27:54,393 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-1) WFLYJCA0010: Unbound data source [java:jboss/datasources/KeycloakDS]
23:27:54,396 INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (MSC service thread 1-2) ISPN000080: Disconnecting JGroups channel ejb
23:27:54,398 INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (MSC service thread 1-1) ISPN000080: Disconnecting JGroups channel ejb
23:27:54,401 INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (MSC service thread 1-2) ISPN000080: Disconnecting JGroups channel ejb
23:27:54,402 INFO [org.jboss.as.mail.extension] (MSC service thread 1-1) WFLYMAIL0002: Unbound mail session [java:jboss/mail/Default]
23:27:54,420 INFO [org.wildfly.extension.undertow] (MSC service thread 1-2) WFLYUT0008: Undertow HTTPS listener https suspending
23:27:54,430 INFO [org.wildfly.extension.undertow] (MSC service thread 1-2) WFLYUT0007: Undertow HTTPS listener https stopped, was bound to 0.0.0.0:8443
23:27:54,430 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-1) WFLYJCA0019: Stopped Driver service with driver-name = postgresql
23:27:54,439 INFO [org.hibernate.validator.internal.util.Version] (ServerService Thread Pool -- 71) HV000001: Hibernate Validator 6.0.18.Final
23:27:54,457 INFO [org.jboss.resteasy.plugins.validation.i18n] (ServerService Thread Pool -- 71) RESTEASY008550: Unable to find CDI supporting ValidatorFactory. Using default ValidatorFactory
23:27:54,631 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 71) WFLYUT0021: Registered web context: '/auth' for server 'default-server'
23:27:54,633 INFO [org.wildfly.extension.undertow] (ServerService Thread Pool -- 61) WFLYUT0022: Unregistered web context: '/auth' from server 'default-server'
23:27:54,638 INFO [org.jboss.modcluster] (ServerService Thread Pool -- 65) MODCLUSTER000002: Initiating mod_cluster shutdown
23:27:54,638 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0008: Undertow AJP listener ajp suspending
23:27:54,639 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0007: Undertow AJP listener ajp stopped, was bound to 0.0.0.0:8009
23:27:54,641 INFO [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-1) WFLYJCA0010: Unbound data source [java:jboss/datasources/ExampleDS]
23:27:54,643 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-1) WFLYJCA0019: Stopped Driver service with driver-name = h2
23:27:54,652 INFO [org.wildfly.extension.undertow] (MSC service thread 1-2) WFLYUT0019: Host default-host stopping
23:27:54,657 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0008: Undertow HTTP listener default suspending
23:27:54,659 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0007: Undertow HTTP listener default stopped, was bound to 0.0.0.0:8080
23:27:54,659 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 65) WFLYCLINF0003: Stopped client-mappings cache from ejb container
23:27:54,660 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 61) WFLYCLINF0003: Stopped users cache from keycloak container
23:27:54,659 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 64) WFLYCLINF0003: Stopped realms cache from keycloak container
23:27:54,659 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 69) WFLYCLINF0003: Stopped keys cache from keycloak container
23:27:54,662 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 66) WFLYCLINF0003: Stopped authorization cache from keycloak container
23:27:54,662 INFO [org.wildfly.extension.undertow] (MSC service thread 1-1) WFLYUT0004: Undertow 2.1.0.Final stopping
23:27:54,671 INFO [org.jboss.as.server.deployment] (MSC service thread 1-2) WFLYSRV0028: Stopped deployment keycloak-server.war (runtime-name: keycloak-server.war) in 309ms
23:27:54,679 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 70) WFLYCLINF0003: Stopped loginFailures cache from keycloak container
23:27:54,680 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 60) WFLYCLINF0003: Stopped sessions cache from keycloak container
23:27:54,681 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 63) WFLYCLINF0003: Stopped offlineClientSessions cache from keycloak container
23:27:54,682 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 62) WFLYCLINF0003: Stopped offlineSessions cache from keycloak container
23:27:54,683 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 68) WFLYCLINF0003: Stopped clientSessions cache from keycloak container
23:27:54,684 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 67) WFLYCLINF0003: Stopped authenticationSessions cache from keycloak container
23:27:54,685 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 72) WFLYCLINF0003: Stopped actionTokens cache from keycloak container
23:27:54,715 INFO [org.jboss.as.clustering.infinispan] (ServerService Thread Pool -- 71) WFLYCLINF0003: Stopped work cache from keycloak container
23:27:54,715 INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (MSC service thread 1-1) ISPN000080: Disconnecting JGroups channel ejb
23:27:54,731 INFO [org.infinispan.remoting.transport.jgroups.JGroupsTransport] (MSC service thread 1-2) ISPN000080: Disconnecting JGroups channel ejb
23:27:54,760 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) WFLYCTL0013: Operation ("add") failed - address: ([("subsystem" => "microprofile-metrics-smallrye")]): java.lang.NullPointerException
at org.wildfly.extension.microprofile.metrics-smallrye#19.1.0.Final//org.wildfly.extension.microprofile.metrics.MicroProfileMetricsSubsystemAdd$2.execute(MicroProfileMetricsSubsystemAdd.java:86)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:999)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractOperationContext.processStages(AbstractOperationContext.java:743)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractOperationContext.executeOperation(AbstractOperationContext.java:467)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.OperationContextImpl.executeOperation(OperationContextImpl.java:1413)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.ModelControllerImpl.boot(ModelControllerImpl.java:527)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractControllerService.boot(AbstractControllerService.java:515)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractControllerService.boot(AbstractControllerService.java:477)
at org.jboss.as.server#11.1.1.Final//org.jboss.as.server.ServerService.boot(ServerService.java:448)
at org.jboss.as.server#11.1.1.Final//org.jboss.as.server.ServerService.boot(ServerService.java:401)
at org.jboss.as.controller#11.1.1.Final//org.jboss.as.controller.AbstractControllerService$1.run(AbstractControllerService.java:416)
at java.base/java.lang.Thread.run(Thread.java:834)

Answer 1

You can please this out files
i have tested and working for me https://github.com/harsh4870/Keycloack-postgres-kubernetes-deployment
apiVersion: apps/v1
kind: Deployment
metadata:
name: keycloak
namespace: default
labels:
app: keycloak
spec:
replicas: 1
selector:
matchLabels:
app: keycloak
template:
metadata:
labels:
app: keycloak
spec:
containers:
- name: keycloak
image: quay.io/keycloak/keycloak:10.0.0
env:
- name: KEYCLOAK_USER
value: "admin"
- name: KEYCLOAK_PASSWORD
value: "admin"
- name: PROXY_ADDRESS_FORWARDING
value: "true"
- name: DB_VENDOR
value: POSTGRES
- name: DB_ADDR
value: postgres
- name: DB_DATABASE
value: keycloak
- name: DB_USER
value: root
- name: DB_PASSWORD
value: password
- name : KEYCLOAK_HTTP_PORT
value : "80"
- name: KEYCLOAK_HTTPS_PORT
value: "443"
- name : KEYCLOAK_HOSTNAME
value : keycloak.harshmanvar.tk #replace with ingress URL
ports:
- name: http
containerPort: 8080
- name: https
containerPort: 8443
readinessProbe:
httpGet:
path: /auth/realms/master
port: 8080

Answer 2

I figured out what the problem was: my problem was that my DB wasnt starting. The reason was that my VM didnt have enough memory to fullfill the PVC.