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| Original file line number | Diff line number | Diff line change |
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| --- | ||
| title: Docker Commands - Cheat Sheet | ||
| description: Helpful Docker commands to reference as a cheat sheet | ||
| date: 2024-06-24 12:50:00 -0500 | ||
| categories: [Cheat Sheets, Docker] | ||
| tags: [docker, cheat sheet, commands] # TAG names should always be lowercase | ||
| --- | ||
|
|
||
| # Docker | ||
|
|
||
| ## Running Containers | ||
|
|
||
| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker run <image>` | Start a new container from an image | | ||
| | `docker run -it <image>` | Start a new container in interactive mode | | ||
| | `docker run --rm <image>` | Start a new container and remove it when it exits | | ||
| | `docker create <image>` | Create a new container | | ||
| | `docker start <container>` | Start a container | | ||
| | `docker stop <container>` | Graceful stop a container | | ||
| | `docker kill <container>` | Kill (SIGKILL) a container | | ||
| | `docker restart <container>` | Graceful stop and restart a container | | ||
| | `docker pause <container>` | Suspend a container | | ||
| | `docker unpause <container>` | Resume a container | | ||
| | `docker rm <container>` | Destroy a container | | ||
|
|
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| ## Container Bulk Management | ||
|
|
||
| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker stop $(docker ps -q)` | To stop all the running containers | | ||
| | `docker stop $(docker ps -a -q)` | To stop all the stopped and running containers | | ||
| | `docker kill $(docker ps -q)` | To kill all the running containers | | ||
| | `docker kill $(docker ps -a -q)` | To kill all the stopped and running containers | | ||
| | `docker restart $(docker ps -q)` | To restart all running containers | | ||
| | `docker restart $(docker ps -a -q)` | To restart all the stopped and running containers | | ||
| | `docker rm $(docker ps -q)` | To destroy all running containers | | ||
| | `docker rm $(docker ps -a -q)` | To destroy all the stopped and running containers | | ||
| | `docker pause $(docker ps -q)` | To pause all running containers | | ||
| | `docker pause $(docker ps -a -q)` | To pause all the stopped and running containers | | ||
| | `docker start $(docker ps -q)` | To start all running containers | | ||
| | `docker start $(docker ps -a -q)` | To start all the stopped and running containers | | ||
| | `docker rm -vf $(docker ps -a -q)` | To delete all containers including its volumes use | | ||
| | `docker rmi -f $(docker images -a -q)` | To delete all the images | | ||
| | `docker system prune` | To delete all dangling and unused images, containers, cache and volumes | | ||
| | `docker system prune -a` | To delete all used and unused images | | ||
| | `docker system prune --volumes` | To delete all docker volumes | | ||
|
|
||
| ## Inspect Containers | ||
|
|
||
| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker ps` | List running containers | | ||
| | `docker ps --all` | List all containers, including stopped | | ||
| | `docker logs <container>` | Show a container output | | ||
| | `docker logs -f <container>` | Follow a container output | | ||
| | `docker top <container>` | List the processes running in a container | | ||
| | `docker diff` | Show the differences with the image (modified files) | | ||
| | `docker inspect` | Show information of a container (json formatted) | | ||
|
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| ## Executing Commands | ||
|
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||
| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker attach <container>` | Attach to a container | | ||
| | `docker cp <container>:<container-path> <host-path>` | Copy files from the container | | ||
| | `docker cp <host-path> <container>:<container-path>` | Copy files into the container | | ||
| | `docker export <container>` | Export the content of the container (tar archive) | | ||
| | `docker exec <container>` | Run a command inside a container | | ||
| | `docker exec -it <container> /bin/bash` | Open an interactive shell inside a container (there is no bash in some images, use /bin/sh) | | ||
| | `docker wait <container>` | Wait until the container terminates and return the exit code | | ||
|
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| ## Images | ||
|
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| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker image ls` | List all local images | | ||
| | `docker history <image>` | Show the image history | | ||
| | `docker inspect <image>` | Show information (json formatted) | | ||
| | `docker tag <image> <tag>` | Tag an image | | ||
| | `docker commit <container> <image>` | Create an image (from a container) | | ||
| | `docker import <url>` | Create an image (from a tarball) | | ||
| | `docker rmi <image>` | Delete images | | ||
| | `docker pull <user>/<repository>:<tag>` | Pull an image from a registry | | ||
| | `docker push <user>/<repository>:<tag>` | Push and image to a registry | | ||
| | `docker search <test>` | Search an image on the official registry | | ||
| | `docker login` | Login to a registry | | ||
| | `docker logout` | Logout from a registry | | ||
| | `docker save <user>/<repository>:<tag>` | Export an image/repo as a tarball | | ||
| | `docker load` | Load images from a tarball | | ||
|
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| ## Volumes | ||
|
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||
| | COMMAND | DESCRIPTION | | ||
| | --- | --- | | ||
| | `docker volume ls` | List all vol1umes | | ||
| | `docker volume create <volume>` | Create a volume | | ||
| | `docker volume inspect <volume>` | Show information (json formatted) | | ||
| | `docker volume rm <volume>` | Destroy a volume | | ||
| | `docker volume ls --filter="dangling=true"` | List all dangling volumes (not referenced by any container) | | ||
| | `docker volume prune` | Delete all volumes (not referenced by any container) | | ||
| | `docker run --rm --volumes-from <container> -v $(pwd):/backup busybox tar cvfz /backup/backup.tar <container-path>` | Backup a container | | ||
| | `docker run --rm --volumes-from <container> -v $(pwd):/backup busybox sh -c "cd <container-path> && tar xvf /backup/backup.tar --strip 1"` | Restore a container from backup | |
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| Original file line number | Diff line number | Diff line change |
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| --- | ||
| title: Helm Commands - Cheat Sheet | ||
| description: Helpful Helm commands to reference as a cheat sheet | ||
| date: 2024-06-24 12:51:00 -0500 | ||
| categories: [Cheat Sheets, Helm] | ||
| tags: [helm, cheat sheet, commands] # TAG names should always be lowercase | ||
| --- | ||
|
|
||
| # Helm | ||
|
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| ## Repository Management | ||
|
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||
| | Command | Description | | ||
| | --- | --- | | ||
| | `helm repo list` | List Helm repositories | | ||
| | `helm repo update` | Update list of Helm charts from repositories | | ||
|
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| ## Chart Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `helm search` | List all installed charts | | ||
| | `helm search <chart>` | Search for a chart | | ||
| | `helm ls` | List all installed Helm charts | | ||
| | `helm ls --deleted` | List all deleted Helm charts | | ||
| | `helm ls --all` | List installed and deleted Helm charts | | ||
| | `helm inspect values <repo>/<chart>` | Inspect the variables in a chart | | ||
|
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| ## Install/Delete Helm Charts | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `helm install --name <name> <repo>/<chart>` | Install a Helm chart | | ||
| | `helm install --name <name> --values <VALUES.YML> <repo>/<chart>` | Install a Helm chart and override variables | | ||
| | `helm status <name>` | Show status of Helm chart being installed | | ||
| | `helm delete --purge <name>` | Delete a Helm chart | | ||
|
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| ## Upgrading Helm Charts | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `helm get values <name>` | Return the variables for a release | | ||
| | `helm upgrade --values <file> <name> <repo>/<chart>` | Upgrade the chart or variables in a release | | ||
| | `helm history <name>` | List release numbers | | ||
| | `helm rollback <name> 1` | Rollback to a previous release number | | ||
|
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| ## Creating Helm Charts | ||
|
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||
| | Command | Description | | ||
| | --- | --- | | ||
| | `helm create <name>` | Create a blank chart | | ||
| | `helm lint <name>` | Lint the chart | | ||
| | `helm package <name>` | Package the chart into foo.tgz | | ||
| | `helm dependency update` | Install chart dependencies | |
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| Original file line number | Diff line number | Diff line change |
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| --- | ||
| title: Kubectl Commands - Cheat Sheet | ||
| description: Helpful Kubectl commands to reference as a cheat sheet | ||
| date: 2024-06-24 12:51:00 -0500 | ||
| categories: [Cheat Sheets, Kubectl] | ||
| tags: [kubectl, cheat sheet, commands] # TAG names should always be lowercase | ||
| --- | ||
|
|
||
| # Kubectl Cheat-Sheet | ||
|
|
||
| ## Contexts and Configuration | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl config view` | Show the current kubeconfig file | | ||
| | `kubectl config get-contexts` | List all contexts in the kubeconfig file | | ||
| | `kubectl config current-context` | Show the current context | | ||
| | `kubectl config use-context <context>` | Change the current context | | ||
| | `kubectl config set-context <context> --namespace=<namespace>` | Set the namespace for a context | | ||
| | `kubectl config set-context <context> --cluster=<cluster>` | Set the cluster for a context | | ||
| | `kubectl config set-context <context> --user=<user>` | Set the user for a context | | ||
| | `kubectl config set-context <context> --namespace=<namespace> --cluster=<cluster> --user=<user>` | Set all context properties | | ||
|
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| ## Cluster Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl cluster-info` | Display addresses of the master and services | | ||
| | `kubectl get nodes` | List all nodes in the cluster | | ||
| | `kubectl get pods` | List all pods in the cluster | | ||
| | `kubectl get services` | List all services in the cluster | | ||
| | `kubectl get deployments` | List all deployments in the cluster | | ||
| | `kubectl get namespaces` | List all namespaces in the cluster | | ||
| | `kubectl get events` | List all events in the cluster | | ||
|
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| ## Resource Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl apply -f <file>` | Apply a configuration file | | ||
| | `kubectl delete -f <file>` | Delete a configuration file | | ||
| | `kubectl get <resource>` | List all resources of a type | | ||
| | `kubectl describe <resource> <name>` | Describe a resource | | ||
| | `kubectl edit <resource> <name>` | Edit a resource | | ||
| | `kubectl exec -it <pod> -- <command>` | Execute a command in a pod | | ||
|
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| ## Pod Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl run <name> --image=<image>` | Create a new pod | | ||
| | `kubectl delete pod <name>` | Delete a pod | | ||
| | `kubectl get pod <name>` | Get details of a pod | | ||
| | `kubectl describe pod <name>` | Describe a pod | | ||
| | `kubectl logs <name>` | Show logs of a pod | | ||
| | `kubectl exec -it <name> -- /bin/bash` | Execute a command in a pod | | ||
| | `kubectl cp <pod>:<source> <destination>` | Copy files from a pod | | ||
| | `kubectl top node` | Show metrics for all nodes | | ||
| | `kubectl top pod` | Show metrics for all pods | | ||
| | `kubectl top pod <name>` | Show metrics for a specific pod | | ||
|
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| ## Service Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl expose pod <name> --port=444 --target-port=555` | Expose a pod as a service | | ||
| | `kubectl delete service <name>` | Delete a service | | ||
| | `kubectl get service <name>` | Get details of a service | | ||
| | `kubectl describe service <name>` | Describe a service | | ||
|
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| ## Deployment Management | ||
|
|
||
| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl create deployment <name> --image=<image>` | Create a new deployment | | ||
| | `kubectl delete deployment <name>` | Delete a deployment | | ||
| | `kubectl get deployment <name>` | Get details of a deployment | | ||
| | `kubectl describe deployment <name>` | Describe a deployment | | ||
| | `kubectl scale deployment <name> --replicas=3` | Scale a deployment to 3 replicas | | ||
| | `kubectl rollout status deployment/<name>` | Check the status of a deployment rollout | | ||
| | `kubectl rollout history deployment/<name>` | Show the history of a deployment rollout | | ||
| | `kubectl rollout undo deployment/<name>` | Rollback a deployment to the previous version | | ||
| | `kubectl rollout undo deployment/<name> --to-revision=1` | Rollback a deployment to a specific revision | | ||
|
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| ## Namespace Management | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `kubectl create namespace <name>` | Create a new namespace | | ||
| | `kubectl delete namespace <name>` | Delete a namespace | | ||
| | `kubectl get namespace <name>` | Get details of a namespace | | ||
| | `kubectl describe namespace <name>` | Describe a namespace | |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| --- | ||
| title: Terraform Commands - Cheat Sheet | ||
| description: Helpful Terraform commands to reference as a cheat sheet | ||
| date: 2024-06-24 12:51:00 -0500 | ||
| categories: [Cheat Sheets, Terraform] | ||
| tags: [terraform, cheat sheet, commands] # TAG names should always be lowercase | ||
| --- | ||
|
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||
| # Terraform Cheat-Sheet | ||
|
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| ## Format and Validate | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform fmt` | Reformat your configuration in the standard style | | ||
| | `terraform validate` | Check whether the configuration is valid | | ||
|
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| ## Initialize Working Directory | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform init` | Prepare your working directory for other commands | | ||
|
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| ## Plan, Deploy and Cleanup | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform apply --auto-approve` | Create or update infrastructure without confirmation prompt | | ||
| | `terraform destroy --auto-approve` | Destroy previously-created infrastructure without confirmation prompt | | ||
| | `terraform plan -out plan.out` | Output the deployment plan to plan.out | | ||
| | `terraform apply plan.out` | Use the plan.out to deploy infrastructure | | ||
| | `terraform plan -destroy` | Outputs a destroy plan | | ||
| | `terraform apply -target=aws_instance.myinstance` | Only apply/deploy changes to targeted resource | | ||
| | `terraform apply -var myregion=us-east-1` | Pass a variable via CLI while applying a configuration | | ||
| | `terraform apply -lock=true` | Lock the state file so it can't be modified | | ||
| | `terraform apply refresh=false` | Do not reconcile state file with real-world resources | | ||
| | `terraform apply --parallelism=5` | Number of simultaneous resource operations | | ||
| | `terraform refresh` | Reconcile the state in Terraform state file with real-world resources | | ||
| | `terraform providers` | Get informatino about providers used in the current configuration | | ||
|
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| ## Workspaces | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform workspace new <workspace>` | Create a new workspace | | ||
| | `terraform workspace select default` | Change to a workspace | | ||
| | `terraform workspace list` | List all workspaces | | ||
|
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| ## State Manipulation | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform state show aws_instance.myinstance` | Show details stored in the Terraform state file | | ||
| | `terraform state pull > terraform.tfstate` | Output Terraform state to a file | | ||
| | `terraform state mv aws_iam_role.my_ssm_role module.mymodule` | Move a resource tracked via state to different module | | ||
| | `terraform state replace-provider hashicorp/aws registry.custom.com/aws` | Replace an existing provider with another | | ||
| | `terraform state list` | List all resources tracked in the Terraform state file | | ||
| | `terraform state rm aws_instance.myinstance` | Unmanage a resource, delete it from the Terraform state file | | ||
|
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| ## Import and Outputs | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform import <resource_type>.<resource> <id>` | Import a Resource | | ||
| | `terraform output` | List all outputs | | ||
| | `terraform output <output>` | List a specific output | | ||
| | `terraform output -json` | List all outputs in JSON format | | ||
|
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| ## Terraform Cloud | ||
|
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| | Command | Description | | ||
| | --- | --- | | ||
| | `terraform login` | Login to Terraform Cloud with an API token | | ||
| | `terraform logout` | Logout from Terraform Cloud | |