Liveness probe failed: connect: connection refused
0
I created cluster with eksctl. Eksctl created vpc and security groups. So my target group return unhealthy status from worker nodes
here are my manifest files:
Deployment
apiVersion: apps/v1
kind: Deployment
metadata:
name: techcare-apigw
labels:
app.kubernetes.io/name: techcare-apigw
annotations:
linkerd.io/inject: enabled
namespace: techcare
spec:
replicas: 1
selector:
matchLabels:
app: techcare-apigw
template:
metadata:
labels:
app: techcare-apigw
spec:
containers:
- image: 435109652403.dkr.ecr.eu-central-1.amazonaws.com/api-gateway:1.0.66
imagePullPolicy: Always
name: techcare-apigw
ports:
- containerPort: 3000
env:
- name: PORT
value: "3000"
resources:
requests:
memory: "500Mi" # Set the requested memory
cpu: "0.4" # Set the requested CPU
limits:
memory: "500Mi" # Set the requested memory
cpu: "0.4" # Set the CPU limit
livenessProbe:
httpGet:
path: /health
port: 3000
initialDelaySeconds: 180
periodSeconds: 180
timeoutSeconds: 180
failureThreshold: 180
readinessProbe:
httpGet:
path: /healthz
port: 3000
timeoutSeconds: 180
initialDelaySeconds: 180
periodSeconds: 180
Service:
apiVersion: v1
kind: Service
metadata:
name: techcare-apigw-s
namespace: techcare # Specify the correct namespace here
labels:
app.kubernetes.io/name: techcare-apigw-s
app: techcare-apigw-s
spec:
selector:
app: techcare-apigw
ports:
- protocol: TCP
port: 80
targetPort: 3000
type: NodePort
ALB ingress:
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: techcare-apigw
annotations:
alb.ingress.kubernetes.io/scheme: internet-facing
alb.ingress.kubernetes.io/target-type: instance
spec:
ingressClassName: alb # Corrected Ingress class name
defaultBackend: # Define default backend here
service:
name: techcare-apigw-s # Replace with the name of your default backend service
port:
number: 80 # Replace with the port number of your default backend service
rules:
- http:
paths:
- path: /
pathType: Prefix
backend:
service:
name: techcare-apigw-s
port:
number: 80
Desccribe pod:
ubectl describe pod techcare-apigw-7f5487b86c-flf8p -n techcare ✔ 18.10.0 Node 18.10.0 Node nbozic@techcare.eu-central-1.eksctl.io ○ 12:21:22
Name: techcare-apigw-7f5487b86c-flf8p
Namespace: techcare
Priority: 0
Node: ip-192-168-93-25.eu-central-1.compute.internal/192.168.93.25
Start Time: Sun, 10 Dec 2023 12:15:07 +0100
Labels: app=techcare-apigw
pod-template-hash=7f5487b86c
Annotations: <none>
Status: Running
IP: 192.168.72.84
IPs:
IP: 192.168.72.84
Controlled By: ReplicaSet/techcare-apigw-7f5487b86c
Containers:
techcare-apigw:
Container ID: containerd://2f2b2cf4870d783d9572307f8f3729f4e3fdd40722771d91b1e92b65eb3fcc76
Image: 435109652403.dkr.ecr.eu-central-1.amazonaws.com/api-gateway:1.0.66
Image ID: 435109652403.dkr.ecr.eu-central-1.amazonaws.com/api-gateway@sha256:1cdeab8e0a1db87ad79652b5887d0b961498dcf43a7f06a3ff4e05aec792306a
Port: 3000/TCP
Host Port: 0/TCP
State: Running
Started: Sun, 10 Dec 2023 12:15:08 +0100
Ready: False
Restart Count: 0
Limits:
cpu: 400m
memory: 500Mi
Requests:
cpu: 400m
memory: 500Mi
Liveness: http-get http://:3000/health delay=180s timeout=180s period=180s #success=1 #failure=180
Readiness: http-get http://:3000/healthz delay=180s timeout=180s period=180s #success=1 #failure=3
Environment:
PORT: 3000
Mounts:
/var/run/secrets/kubernetes.io/serviceaccount from kube-api-access-n28wz (ro)
Conditions:
Type Status
Initialized True
Ready False
ContainersReady False
PodScheduled True
Volumes:
kube-api-access-n28wz:
Type: Projected (a volume that contains injected data from multiple sources)
TokenExpirationSeconds: 3607
ConfigMapName: kube-root-ca.crt
ConfigMapOptional: <nil>
DownwardAPI: true
QoS Class: Guaranteed
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
---- ------ ---- ---- -------
Normal Scheduled 12m default-scheduler Successfully assigned techcare/techcare-apigw-7f5487b86c-flf8p to ip-192-168-93-25.eu-central-1.compute.internal
Normal Pulling 12m kubelet Pulling image "435109652403.dkr.ecr.eu-central-1.amazonaws.com/api-gateway:1.0.66"
Normal Pulled 12m kubelet Successfully pulled image "435109652403.dkr.ecr.eu-central-1.amazonaws.com/api-gateway:1.0.66" in 131.403771ms (131.413766ms including waiting)
Normal Created 12m kubelet Created container techcare-apigw
Normal Started 12m kubelet Started container techcare-apigw
Warning Unhealthy 16s (x10 over 8m13s) kubelet Readiness probe failed: Get "http://192.168.72.84:3000/healthz": dial tcp 192.168.72.84:3000: connect: connection refused
Warning Unhealthy 16s (x3 over 6m16s) kubelet Liveness probe failed: Get "http://192.168.72.84:3000/health": dial tcp 192.168.72.84:3000: connect: connection refused
Describe Service
kubectl describe service techcare-apigw-s -n techcare ✔ 16s 18.10.0 Node 18.10.0 Node nbozic@techcare.eu-central-1.eksctl.io ○ 12:45:06
Name: techcare-apigw-s
Namespace: techcare
Labels: app=techcare-apigw-s
app.kubernetes.io/name=techcare-apigw-s
Annotations: <none>
Selector: app=techcare-apigw
Type: NodePort
IP Family Policy: SingleStack
IP Families: IPv4
IP: 10.100.86.89
IPs: 10.100.86.89
Port: <unset> 80/TCP
TargetPort: 3000/TCP
NodePort: <unset> 32437/TCP
Endpoints:
Session Affinity: None
External Traffic Policy: Cluster
Events: <none>
desctribe ingress:
ubectl describe ing techcare-apigw -n techcare ✔ 18.10.0 Node 18.10.0 Node nbozic@techcare.eu-central-1.eksctl.io ○ 12:56:08
Name: techcare-apigw
Labels: <none>
Namespace: techcare
Address: k8s-techcare-techcare-398c60dce3-83765040.eu-central-1.elb.amazonaws.com
Default backend: techcare-apigw-s:80 ()
Rules:
Host Path Backends
---- ---- --------
*
/ techcare-apigw-s:80 ()
Annotations: alb.ingress.kubernetes.io/scheme: internet-facing
alb.ingress.kubernetes.io/target-type: instance
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal SuccessfullyReconciled 46m (x2 over 46m) ingress Successfully reconciled
When i do port forward kubectl port-forward techcare-apigw-7f5487b86c-flf8p -n techcare 2000:3000 i get 200 response And when i pull the image and start the container also get 200 response
Language
English
asked 5 months ago161 viewslg...
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could you please fix the indentation of namespace? It should be under annotations. The indentation is used to represent hierarchy, and incorrect indentation can lead to misinterpretation by Kubernetes.