Lab 11.1. Service Mesh

eporart

Hi, could you help me on this issue?

student@cp:~$ linkerd viz install | kubectl apply -f -
Waiting for control plane to become available
Waiting for control plane to become available
Waiting for control plane to become available

I don't know what can be wrong

thanks,
Arturo

chrispokorni

Hi @eporart,

Please try to re-install linkerd. If a re-installation does not help, please provide the outputs of the following two commands:

kubectl get nodes -o wide

kubectl get pods -A

Regards,
-Chris

bdkdavid

run linkerd check
make sure everything is green

output

Linkerd core checks

kubernetes-api

√ can initialize the client
√ can query the Kubernetes API

kubernetes-version

√ is running the minimum Kubernetes API version
√ is running the minimum kubectl version

linkerd-existence

√ 'linkerd-config' config map exists
√ heartbeat ServiceAccount exist
√ control plane replica sets are ready
√ no unschedulable pods
√ control plane pods are ready
√ cluster networks can be verified
√ cluster networks contains all node podCIDRs

linkerd-config

√ control plane Namespace exists
√ control plane ClusterRoles exist
√ control plane ClusterRoleBindings exist
√ control plane ServiceAccounts exist
√ control plane CustomResourceDefinitions exist
√ control plane MutatingWebhookConfigurations exist
√ control plane ValidatingWebhookConfigurations exist
√ proxy-init container runs as root user if docker container runtime is used

linkerd-identity

√ certificate config is valid
√ trust anchors are using supported crypto algorithm
√ trust anchors are within their validity period
√ trust anchors are valid for at least 60 days
√ issuer cert is using supported crypto algorithm
√ issuer cert is within its validity period
√ issuer cert is valid for at least 60 days
√ issuer cert is issued by the trust anchor

linkerd-webhooks-and-apisvc-tls

√ proxy-injector webhook has valid cert
√ proxy-injector cert is valid for at least 60 days
√ sp-validator webhook has valid cert
√ sp-validator cert is valid for at least 60 days
√ policy-validator webhook has valid cert
√ policy-validator cert is valid for at least 60 days

linkerd-version

√ can determine the latest version
√ cli is up-to-date

control-plane-version

√ can retrieve the control plane version
√ control plane is up-to-date
√ control plane and cli versions match

linkerd-control-plane-proxy

√ control plane proxies are healthy
√ control plane proxies are up-to-date
√ control plane proxies and cli versions match

Status check results are √

eporart

thanks for your comments
linkerd was uninstall and install again... this works for me

linkerd uninstall | kubectl delete -f -
clusterrole.rbac.authorization.k8s.io "linkerd-heartbeat" deleted
clusterrole.rbac.authorization.k8s.io "linkerd-linkerd-controller" deleted
clusterrole.rbac.authorization.k8s.io "linkerd-linkerd-destination" deleted
clusterrole.rbac.authorization.k8s.io "linkerd-linkerd-identity" deleted
clusterrole.rbac.authorization.k8s.io "linkerd-linkerd-proxy-injector" deleted
clusterrole.rbac.authorization.k8s.io "linkerd-linkerd-sp-validator" deleted

student@cp:~$ kubectl get pod -A | grep linkerd

linkerd linkerd-destination-654f666554-rb9rn 4/4 Running 0 5m10s
linkerd linkerd-identity-569cfff464-48njb 2/2 Running 0 5m10s
linkerd linkerd-proxy-injector-55c9b5f46f-4khqt 2/2 Running 0 5m9s

thanks,
eporart