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abp-wg-easy - container CrashLoopBackOff #9546


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waqar created

Hi team,

I am working on integrating a remote kubernetes cluster, but getting below errors and easy vpn container is not able to spun up and crashing, I am using kubernetes cluster deployed on Virtuozzo VHI infrastructure which is working fine.

19:00:08.104 Information Starting task execution: "Connecting to Kubernetes" 19:00:08.282 Information Installing WG-Easy helm chart on the cluster... 19:00:09.354 Information Making the WG-EASY service types LoadBalancer instead of ClusterIP... 19:00:09.539 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (1) 19:00:10.852 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (2) 19:00:12.554 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (3) 19:00:14.770 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (4) 19:00:17.640 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (5) 19:00:21.360 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (6) 19:00:26.194 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (7) 19:00:32.478 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (8) 19:00:40.642 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (9) 19:00:51.259 Warning Couldn't get The WG-EASY services external-ip information!. Exception: Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. Retrying... (10) 19:01:05.155 Information Exception of type 'Volo.Abp.Studio.AbpStudioException' was thrown. 19:01:05.155 Information Code:AbpStudio:K8sServiceExternalInfoNotFound 19:01:05.155 Information ---------- Exception Data ---------- ServiceName = ABP-WG-EASY

19:01:05.175 Information Completed task execution: "Connecting to Kubernetes | Making the ABP-WG-EASY-Vpn service type LoadBalancer..." waqar@Waqars-MacBook-Pro ~ % kubectl describe pods abp-wg-easy-7d44c4b5fc-852bj -n waqar Name: abp-wg-easy-7d44c4b5fc-852bj Namespace: waqar Priority: 0 Service Account: default Node: abpkubeclusterv2-dtvywrj42ei2-node-0/10.0.0.12 Start Time: Mon, 30 Jun 2025 19:00:10 +0500 Labels: app=wg-easy-5.0.0 app.kubernetes.io/instance=abp-wg-easy app.kubernetes.io/managed-by=Helm app.kubernetes.io/name=wg-easy app.kubernetes.io/version=latest helm-revision=1 helm.sh/chart=wg-easy-5.0.0 pod-template-hash=7d44c4b5fc pod.name=main release=abp-wg-easy Annotations: rollme: iBVIi Status: Running IP: 10.100.1.218 IPs: IP: 10.100.1.218 Controlled By: ReplicaSet/abp-wg-easy-7d44c4b5fc Containers: abp-wg-easy: Container ID: containerd://9834d746465c6830097af720a0de8afe6c95bbe8c9637d63a8347bad82350b74 Image: docker.io/weejewel/wg-easy:7@sha256:a756cfded755bca8391fa90e8f5945e74f7e50e4370840647c5b578d694b32cd Image ID: docker.io/weejewel/wg-easy@sha256:a756cfded755bca8391fa90e8f5945e74f7e50e4370840647c5b578d694b32cd Ports: 51715/TCP, 51820/UDP Host Ports: 0/TCP, 0/UDP SeccompProfile: RuntimeDefault State: Waiting Reason: CrashLoopBackOff Last State: Terminated Reason: Error Exit Code: 1 Started: Mon, 30 Jun 2025 19:47:10 +0500 Finished: Mon, 30 Jun 2025 19:47:10 +0500 Ready: False Restart Count: 14 Limits: cpu: 4 memory: 8Gi Requests: cpu: 10m memory: 50Mi Liveness: tcp-socket :51715 delay=10s timeout=5s period=10s #success=1 #failure=5 Readiness: tcp-socket :51715 delay=10s timeout=5s period=10s #success=2 #failure=5 Startup: tcp-socket :51715 delay=10s timeout=2s period=5s #success=1 #failure=60 Environment: TZ: UTC UMASK: 0022 UMASK_SET: 0022 PUID: 0 USER_ID: 0 UID: 0 PGID: 568 GROUP_ID: 568 GID: 568 PASSWORD: 82edfe6d PORT: 51715 WG_ALLOWED_IPS: 0.0.0.0/0, ::/0 WG_DEFAULT_ADDRESS: 10.8.0.x WG_DEFAULT_DNS: 1.1.1.1 WG_HOST: abp-wg-easy-vpn WG_MTU: 1420 WG_PERSISTENT_KEEPALIVE: 0 WG_PORT: 52833 Mounts: /dev/shm from devshm (rw) /etc/wireguard from config (rw) /shared from shared (rw) /tmp from tmp (rw) /var/logs from varlogs (rw) /var/run from varrun (rw) Conditions: Type Status PodReadyToStartContainers True Initialized True Ready False ContainersReady False PodScheduled True Volumes: config: Type: PersistentVolumeClaim (a reference to a PersistentVolumeClaim in the same namespace) ClaimName: abp-wg-easy-config ReadOnly: false devshm: Type: EmptyDir (a temporary directory that shares a pod's lifetime) Medium: Memory SizeLimit: <unset> shared: Type: EmptyDir (a temporary directory that shares a pod's lifetime) Medium:
SizeLimit: <unset> tmp: Type: EmptyDir (a temporary directory that shares a pod's lifetime) Medium:
SizeLimit: <unset> varlogs: Type: EmptyDir (a temporary directory that shares a pod's lifetime) Medium:
SizeLimit: <unset> varrun: Type: EmptyDir (a temporary directory that shares a pod's lifetime) Medium: Memory SizeLimit: <unset> QoS Class: Burstable Node-Selectors: <none> Tolerations: node.kubernetes.io/not-ready:NoExecute op=Exists for 300s node.kubernetes.io/unreachable:NoExecute op=Exists for 300s Events: Type Reason Age From Message


Warning FailedScheduling 48m default-scheduler 0/2 nodes are available: pod has unbound immediate PersistentVolumeClaims. preemption: 0/2 nodes are available: 2 Preemption is not helpful for scheduling. Normal Scheduled 48m default-scheduler Successfully assigned waqar/abp-wg-easy-7d44c4b5fc-852bj to abpkubeclusterv2-dtvywrj42ei2-node-0 Normal SuccessfulAttachVolume 48m attachdetach-controller AttachVolume.Attach succeeded for volume "pvc-3d78dbcd-c2b8-46d2-9479-1e73ecfa42a2" Normal Started 48m (x4 over 48m) kubelet Started container abp-wg-easy Normal Pulled 47m (x5 over 48m) kubelet Container image "docker.io/weejewel/wg-easy:7@sha256:a756cfded755bca8391fa90e8f5945e74f7e50e4370840647c5b578d694b32cd" already present on machine Normal Created 47m (x5 over 48m) kubelet Created container abp-wg-easy Warning BackOff 3m35s (x228 over 48m) kubelet Back-off restarting failed container abp-wg-easy in pod abp-wg-easy-7d44c4b5fc-852bj_waqar(5a153168-e87f-412a-96b6-533b09e94f81) waqar@Waqars-MacBook-Pro ~ % kubectl get pods -n waqar NAME READY STATUS RESTARTS AGE abp-wg-easy-7d44c4b5fc-852bj 0/1 CrashLoopBackOff 14 (100s ago) 48m waqar@Waqars-MacBook-Pro ~ % kubectl describe pods abp-wg-easy-7d44c4b5fc-852bj -n waqar Name: abp-wg-easy-7d44c4b5fc-852bj


4 Answer(s)
  • User Avatar
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    AI-Bot created
    Support Team ABP Agent

    To resolve the CrashLoopBackOff issue with the abp-wg-easy container when integrating ABP Studio with a remote Kubernetes cluster, follow these steps:

    1. Check PersistentVolumeClaim (PVC) Status:

      • The pod event log shows: pod has unbound immediate PersistentVolumeClaims. This means the required PVC (abp-wg-easy-config) is not bound to a PersistentVolume.
      • Run:
        kubectl get pvc -n waqar
        
        Ensure the PVC is in the Bound state. If not, you need to create a suitable PersistentVolume or check your storage class configuration.
    2. Review StorageClass and Volume Provisioning:

      • Make sure your Kubernetes cluster supports dynamic volume provisioning and has a default StorageClass. If not, you may need to manually create a PersistentVolume that matches the PVC requirements.
    3. Check Container Logs for More Details:

      • Get the logs for the crashing container:
        kubectl logs abp-wg-easy-7d44c4b5fc-852bj -n waqar
        
        Look for specific errors related to configuration, permissions, or storage.
    4. Verify Resource Limits:

      • The container requests 10m CPU and 50Mi memory but has limits set to 4 CPU and 8Gi memory. Ensure your cluster nodes have enough resources available.
    5. Network and Service Type:

      • ABP Studio attempts to set the WG-EASY service type to LoadBalancer. If your Virtuozzo VHI infrastructure does not support external LoadBalancers, the service may not get an external IP, causing connection failures.
      • Check if your cluster supports LoadBalancer services. If not, consider using NodePort or configuring an ingress controller.
    6. WireGuard Password Consistency:

      • If you have previously installed WireGuard VPN on this cluster, ensure you use the same password in the ABP Studio Kubernetes Profile → Secrets tab. Otherwise, the connection will fail.
    7. Clean Up and Retry:

      • If the pod is stuck, try deleting the pod and PVC, then reconnect via ABP Studio to let it re-provision resources.
    8. Cluster Compatibility:

      • Ensure your Kubernetes version and infrastructure are compatible with the requirements of the wg-easy Helm chart and ABP Studio.

    By addressing the PVC binding issue and ensuring your cluster supports the required service types and storage, the CrashLoopBackOff should be resolved.

    Sources:

    • https://abp.io/docs/latest/studio/kubernetes

    This response was generated by AI. If it didn’t solve your problem, feel free to post a new answer — our support team will jump in to help you soon.

  • User Avatar
    0
    waqar created

    I have check/validated and applied all above but issue persists.

    waqar@Waqars-MacBook-Pro ~ % kubectl get pvc -n waqar NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS VOLUMEATTRIBUTESCLASS AGE abp-wg-easy-config Bound pvc-3d78dbcd-c2b8-46d2-9479-1e73ecfa42a2 100Gi RWO cinder-csi <unset> 54m

    waqar@Waqars-MacBook-Pro ~ % kubectl logs abp-wg-easy-7d44c4b5fc-852bj -n waqar exec /usr/local/bin/docker-entrypoint.sh: exec format error (since the container is in crash state)

    Rest all points I have already tested but issue does not get resolved.

  • User Avatar
    0
    berkansasmaz created
    Support Team .NET Developer

    Hello Waqar,

    Sorry for the late reply. I'm currently working on your issue. While trying to reproduce the problem, I discovered a different bug, which I'm addressing at the moment. Once that's resolved, I’ll continue working on reproducing your issue. If I'm still unable to reproduce it, I may reach out to request some additional information. Thank you for your understanding.

  • User Avatar
    0
    berkansasmaz created
    Support Team .NET Developer

    Hello,

    I tried to reproduce the problem as you described, but unfortunately, I was not successful. Here is my configuration:

    Result


    Can you provide more information so that I can reproduce the problem?

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