### Opentelemetry-demo --- According to https://github.com/open-telemetry/opentelemetry-demo ### - OS: GCP VM:+1: :+1: #### Prerequesties :+1: : - k8s cluster (e.g. https://github.com/rich7420/kubernetes-shell) We use helm to deploy opentelemetry-demo #### to install hlem ```bash curl -fsSL https://raw.githubusercontent.com/rich7420/kubernetes-shell/refs/heads/main/kubernete_gcp/install_helm.sh | bash ``` #### Add OpenTelemetry Helm repository: ```bash helm repo add open-telemetry https://open-telemetry.github.io/opentelemetry-helm-charts ``` #### To install the chart with the release name my-otel-demo, run the following command: ```bash helm install my-otel-demo open-telemetry/opentelemetry-demo ``` ##### to build with loadbalancer for external ip(if you use GKE or YOU NEED TO USE STATIC ADDRESS in gcp vm) ```bash helm upgrade my-otel-demo open-telemetry/opentelemetry-demo \ --set components.frontend-proxy.service.type=LoadBalancer \ --set components.frontend-proxy.service.port=8080 ``` ##### Test and use ```bash kubectl port-forward svc/frontend-proxy 8080:8080 -n default --address 0.0.0.0 ``` - After port-forwarding, you can use ```http://<external ip>:8080``` to view telemetry-demo web. ##### delete useless pod ```bash kubectl get pod -o wide | awk '($2 != "1/1" || ($3 != "Running" && $3 != "Pending")) && NR>1 {print $1}' | xargs kubectl delete pod ```