Argo Workflow History and Common Commands

Introduction

This post contains a collection of common Argo workflow and Kubernetes commands that I’ve used in my work. These commands are organized by category for easy reference.

Argo Setup and Installation

Initial Setup

# Create Argo namespace
kubectl create ns argo

# Apply Argo manifests with PostgreSQL
kubectl apply -n argo -f https://raw.githubusercontent.com/argoproj/argo/stable/manifests/quick-start-postgres.yaml

# Create cluster role binding
kubectl create clusterrolebinding mkang-cluster-admin-binding --clusterrole=cluster-admin --user=mkang@oneconcern.com

# Port forward Argo server
kubectl -n argo port-forward deployment/argo-server 2746:2746

Workflow Management

# List all workflows
kubectl get wf

# List workflows for specific user
kubectl get wf | grep mkang

Kubernetes Resource Management

Pod Management

# List pods with wide output
kubectl get pods --wide

# Get pod details
kubectl describe pod <pod-name>

# Get pod logs
kubectl logs <pod-name>

# Get pod YAML
kubectl get pod <pod-name> -o yaml

Deployment Management

# Scale deployments
kubectl scale deployment <deployment-name> --replicas <number>

# Delete deployments
kubectl delete deployment <deployment-name>

# Describe deployments
kubectl describe deployment <deployment-name>

StatefulSet Management

# List statefulsets
kubectl get statefulsets

# Scale statefulsets
kubectl scale statefulset <statefulset-name> --replicas <number>

# Delete statefulsets
kubectl delete statefulset <statefulset-name>

Node Management

# List nodes
kubectl get nodes

# Describe node
kubectl describe node <node-name>

# Get node information
kubectl get no <node-name>

Resource Monitoring

# Get pod resource usage
kubectl top pod <pod-name>

# Get node resource usage
kubectl top nodes

# Get cluster information
kubectl cluster-info

Secret and ConfigMap Management

# Get secrets
kubectl get secrets

# Get secret details
kubectl get secrets <secret-name> -o json

# Get configmaps
kubectl get configmap <configmap-name>

# Get configmap details
kubectl get configmap <configmap-name> -o yaml

Service Account and Role Management

# List service accounts
kubectl get serviceaccount

# List cluster roles
kubectl --namespace kube-system get clusterrole

# Delete roles
kubectl delete role <role-name>

# Delete service accounts
kubectl delete serviceaccount <serviceaccount-name>

Common Troubleshooting Commands

# Get events
kubectl get events

# Get pod logs with follow
kubectl logs -f <pod-name>

# Get pod details in YAML format
kubectl describe pod <pod-name> -o yaml

# Check API versions
kubectl api-versions

Cleanup Commands

# Delete multiple resources
kubectl delete deployment,service,ingress <resource-name>

# Delete resources by label
kubectl delete all -l app=<label-name>

# Delete namespace and all resources
kubectl delete namespace <namespace-name>