Master node not already to run master-api.

[sumatejit]

I'm checking all node already connection on master ndode by use command line $oc get nodes. The result show as below

server master.example.com:8443 was refused - did you specifiy the right host and port

Check logging on master-api at master node.

[vagrant@master ~]$ sudo /usr/local/bin/master-logs api api
E0823 23:26:50.786996       1 helpers.go:134] Encountered config error json: unknown field "masterCount" in object *config.MasterConfig, raw JSON:
{"admissionConfig":{"pluginConfig":{"BuildDefaults":{"configuration":{"apiVersion":"v1","env":[],"kind":"BuildDefaultsConfig","resources":{"limits":{},"requests":{}}}},"BuildOverrides":{"configuration":{"apiVersion":"v1","kind":"BuildOverridesConfig"}},"openshift.io/ImagePolicy":{"configuration":{"apiVersion":"v1","executionRules":[{"matchImageAnnotations":[{"key":"images.openshift.io/deny-execution","value":"true"}],"name":"execution-denied","onResources":[{"resource":"pods"},{"resource":"builds"}],"reject":true,"skipOnResolutionFailure":true}],"kind":"ImagePolicyConfig"}}}},"aggregatorConfig":{"proxyClientInfo":{"certFile":"aggregator-front-proxy.crt","keyFile":"aggregator-front-proxy.key"}},"apiLevels":["v1"],"apiVersion":"v1","authConfig":{"requestHeader":{"clientCA":"front-proxy-ca.crt","clientCommonNames":["aggregator-front-proxy"],"extraHeaderPrefixes":["X-Remote-Extra-"],"groupHeaders":["X-Remote-Group"],"usernameHeaders":["X-Remote-User"]}},"controllerConfig":{"election":{"lockName":"openshift-master-controllers"},"serviceServingCert":{"signer":{"certFile":"service-signer.crt","keyFile":"service-signer.key"}}},"controllers":"*","corsAllowedOrigins":["(?i)//127\\.0\\.0\\.1(:|\\z)","(?i)//localhost(:|\\z)","(?i)//10\\.0\\.2\\.15(:|\\z)","(?i)//kubernetes\\.default(:|\\z)","(?i)//kubernetes\\.default\\.svc\\.cluster\\.local(:|\\z)","(?i)//kubernetes(:|\\z)","(?i)//openshift\\.default(:|\\z)","(?i)//openshift\\.default\\.svc(:|\\z)","(?i)//172\\.30\\.0\\.1(:|\\z)","(?i)//master\\.example\\.com(:|\\z)","(?i)//openshift\\.default\\.svc\\.cluster\\.local(:|\\z)","(?i)//kubernetes\\.default\\.svc(:|\\z)","(?i)//openshift(:|\\z)"],"dnsConfig":{"bindAddress":"0.0.0.0:8053","bindNetwork":"tcp4"},"etcdClientInfo":{"ca":"master.etcd-ca.crt","certFile":"master.etcd-client.crt","keyFile":"master.etcd-client.key","urls":["https://master.example.com:2379"]},"etcdStorageConfig":{"kubernetesStoragePrefix":"kubernetes.io","kubernetesStorageVersion":"v1","openShiftStoragePrefix":"openshift.io","openShiftStorageVersion":"v1"},"imageConfig":{"format":"docker.io/openshift/origin-${component}:${version}","latest":false},"imagePolicyConfig":{"internalRegistryHostname":"docker-registry.default.svc:5000"},"kind":"MasterConfig","kubeletClientInfo":{"ca":"ca-bundle.crt","certFile":"master.kubelet-client.crt","keyFile":"master.kubelet-client.key","port":10250},"kubernetesMasterConfig":{"apiServerArguments":{"storage-backend":["etcd3"],"storage-media-type":["application/vnd.kubernetes.protobuf"]},"controllerArguments":{"cluster-signing-cert-file":["/etc/origin/master/ca.crt"],"cluster-signing-key-file":["/etc/origin/master/ca.key"],"pv-recycler-pod-template-filepath-hostpath":["/etc/origin/master/recycler_pod.yaml"],"pv-recycler-pod-template-filepath-nfs":["/etc/origin/master/recycler_pod.yaml"]},"masterCount":1,"masterIP":"10.0.2.15","podEvictionTimeout":null,"proxyClientInfo":{"certFile":"master.proxy-client.crt","keyFile":"master.proxy-client.key"},"schedulerArguments":null,"schedulerConfigFile":"/etc/origin/master/scheduler.json","servicesNodePortRange":"","servicesSubnet":"172.30.0.0/16","staticNodeNames":[]},"masterClients":{"externalKubernetesClientConnectionOverrides":{"acceptContentTypes":"application/vnd.kubernetes.protobuf,application/json","burst":400,"contentType":"application/vnd.kubernetes.protobuf","qps":200},"externalKubernetesKubeConfig":"","openshiftLoopbackClientConnectionOverrides":{"acceptContentTypes":"application/vnd.kubernetes.protobuf,application/json","burst":600,"contentType":"application/vnd.kubernetes.protobuf","qps":300},"openshiftLoopbackKubeConfig":"openshift-master.kubeconfig"},"masterPublicURL":"https://master.example.com:8443","networkConfig":{"clusterNetworks":[{"cidr":"10.128.0.0/14","hostSubnetLength":9}],"externalIPNetworkCIDRs":["0.0.0.0/0"],"networkPluginName":"redhat/openshift-ovs-subnet","serviceNetworkCIDR":"172.30.0.0/16"},"oauthConfig":{"assetPublicURL":"https://master.example.com:8443/console/","grantConfig":{"method":"auto"},"identityProviders":[{"challenge":true,"login":true,"mappingMethod":"claim","name":"htpasswd_auth","provider":{"apiVersion":"v1","file":"/etc/origin/master/htpasswd","kind":"HTPasswdPasswordIdentityProvider"}}],"masterCA":"ca-bundle.crt","masterPublicURL":"https://master.example.com:8443","masterURL":"https://master.example.com:8443","sessionConfig":{"sessionMaxAgeSeconds":3600,"sessionName":"ssn","sessionSecretsFile":"/etc/origin/master/session-secrets.yaml"},"tokenConfig":{"accessTokenMaxAgeSeconds":86400,"authorizeTokenMaxAgeSeconds":500}},"pauseControllers":false,"policyConfig":{"bootstrapPolicyFile":"/etc/origin/master/policy.json","openshiftInfrastructureNamespace":"openshift-infra","openshiftSharedResourcesNamespace":"openshift"},"projectConfig":{"defaultNodeSelector":"node-role.kubernetes.io/compute=true","projectRequestMessage":"","projectRequestTemplate":"","securityAllocator":{"mcsAllocatorRange":"s0:/2","mcsLabelsPerProject":5,"uidAllocatorRange":"1000000000-1999999999/10000"}},"routingConfig":{"subdomain":"openshift.example.com"},"serviceAccountConfig":{"limitSecretReferences":false,"managedNames":["default","builder","deployer"],"masterCA":"ca-bundle.crt","privateKeyFile":"serviceaccounts.private.key","publicKeyFiles":["serviceaccounts.public.key"]},"servingInfo":{"bindAddress":"0.0.0.0:8443","bindNetwork":"tcp4","certFile":"master.server.crt","clientCA":"ca.crt","keyFile":"master.server.key","maxRequestsInFlight":500,"requestTimeoutSeconds":3600},"volumeConfig":{"dynamicProvisioningEnabled":true}}
I0823 23:26:50.797468       1 plugins.go:84] Registered admission plugin "NamespaceLifecycle"
I0823 23:26:50.797650       1 plugins.go:84] Registered admission plugin "Initializers"
I0823 23:26:50.797812       1 plugins.go:84] Registered admission plugin "ValidatingAdmissionWebhook"
I0823 23:26:50.798173       1 plugins.go:84] Registered admission plugin "MutatingAdmissionWebhook"
I0823 23:26:50.798591       1 plugins.go:84] Registered admission plugin "AlwaysAdmit"
I0823 23:26:50.798812       1 plugins.go:84] Registered admission plugin "AlwaysPullImages"
I0823 23:26:50.799183       1 plugins.go:84] Registered admission plugin "LimitPodHardAntiAffinityTopology"
I0823 23:26:50.805464       1 plugins.go:84] Registered admission plugin "DefaultTolerationSeconds"
I0823 23:26:50.805492       1 plugins.go:84] Registered admission plugin "AlwaysDeny"
I0823 23:26:50.805507       1 plugins.go:84] Registered admission plugin "EventRateLimit"
I0823 23:26:50.805516       1 plugins.go:84] Registered admission plugin "DenyEscalatingExec"
I0823 23:26:50.805522       1 plugins.go:84] Registered admission plugin "DenyExecOnPrivileged"
I0823 23:26:50.805530       1 plugins.go:84] Registered admission plugin "ExtendedResourceToleration"
I0823 23:26:50.805537       1 plugins.go:84] Registered admission plugin "OwnerReferencesPermissionEnforcement"
I0823 23:26:50.805548       1 plugins.go:84] Registered admission plugin "ImagePolicyWebhook"
I0823 23:26:50.805558       1 plugins.go:84] Registered admission plugin "LimitRanger"
I0823 23:26:50.805566       1 plugins.go:84] Registered admission plugin "NamespaceAutoProvision"
I0823 23:26:50.805574       1 plugins.go:84] Registered admission plugin "NamespaceExists"
I0823 23:26:50.805583       1 plugins.go:84] Registered admission plugin "NodeRestriction"
I0823 23:26:50.805592       1 plugins.go:84] Registered admission plugin "PersistentVolumeLabel"
I0823 23:26:50.805604       1 plugins.go:84] Registered admission plugin "PodNodeSelector"
I0823 23:26:50.805622       1 plugins.go:84] Registered admission plugin "PodPreset"
I0823 23:26:50.805630       1 plugins.go:84] Registered admission plugin "PodTolerationRestriction"
I0823 23:26:50.805639       1 plugins.go:84] Registered admission plugin "ResourceQuota"
I0823 23:26:50.805647       1 plugins.go:84] Registered admission plugin "PodSecurityPolicy"
I0823 23:26:50.805655       1 plugins.go:84] Registered admission plugin "Priority"
I0823 23:26:50.805663       1 plugins.go:84] Registered admission plugin "SecurityContextDeny"
I0823 23:26:50.805679       1 plugins.go:84] Registered admission plugin "ServiceAccount"
I0823 23:26:50.805690       1 plugins.go:84] Registered admission plugin "DefaultStorageClass"
I0823 23:26:50.805698       1 plugins.go:84] Registered admission plugin "PersistentVolumeClaimResize"
I0823 23:26:50.805706       1 plugins.go:84] Registered admission plugin "StorageObjectInUseProtection"
F0823 23:27:20.816119       1 start_api.go:68] dial tcp 192.168.160.101:2379: connect: connection refused