Podman Installation

Table of Contents

1. Installing Podman
   • Podman
   • Podman Compose
2. Podman Command Reference for Enterprise Linux Environments
   • 1. Container Management
   • 2. Image and Registry Management
   • 3. Pod Management
   • 4. Network Management
   • 5. System Utilities
   • 6. Compose Support
   • 7. Socket and Service Management

Installing Podman

Podman

Install Podman using your distribution's package manager. For example, on RHEL-based systems:

  sudo dnf install -y podman

Refer to the official documentation at https://podman.io/getting-started/installation for complete installation steps.

Podman Compose

Install Podman Compose to support Compose YAML workflows. Use either:

• DNF: bash sudo dnf install -y podman-compose
• Or pip: bash pip3 install --user podman-compose

Note: Podman Compose provides native compatibility for Compose YAML files with Podman pods.

Podman Command Reference for Enterprise Linux Environments

This reference document outlines the Podman CLI commands used by DevOps engineers to manage Fabric Web Studio environments on Enterprise Linux systems.

1. Container Management

List Containers

• podman ps
  Lists all running containers.
• podman ps -a
  Lists all containers, including those that are stopped.

Start/Stop Containers

• podman start <container>
  Starts a specific container.
• podman stop <container>
  Stops a specific container.
• podman stop -a
  Stops all containers.
• podman stop --all
  Stops all containers.

Remove Containers

• podman rm <container>
  Removes a specific container.
• podman rm -f <container>
  Force removes a container.
• podman rm -af
  Force removes all containers.

Inspect and Logs

• podman logs <container>
  Displays logs for a container.
• podman inspect <container>
  Shows low-level information about a container.
• podman exec -it <container> <cmd> Executes a command inside a running container interactively.

2. Image and Registry Management

• podman images
  Lists local container images.
• podman pull <image>
  Pulls an image from a remote registry.
• podman login -u <user> -p <password> <registry>
  Logs in to a container registry.

3. Pod Management

View Pods

• podman pod ls
  Lists all pods.
• podman pod ps
  Lists running pods.

Manage Pods

• podman pod create
  Creates a new pod.
• podman pod rm <pod>
  Removes a specified pod.
• podman pod rm -f <pod>
  Force removes a pod.
• podman pod rm -af
  Force removes all pods.

Logs and Inspection

• podman pod logs <pod>
  Shows logs from all containers in a pod.
• podman pod inspect <pod>
  Displays detailed info for a pod.

4. Network Management

• podman network ls
  Lists existing networks.
• podman network create <name>
  Creates a new container network.
• podman network rm <name>
  Removes a specified network.
• podman network rm -a
  Removes all networks.
• podman network prune
  Removes unused networks.

5. System Utilities

• podman version
  Shows the installed Podman version.
• podman system reset
  Wipes all Podman data (containers, images, volumes).
• podman system migrate
  Migrates container formats to the latest version.
• podman volume prune
  Deletes all unused volumes.

6. Compose Support

• podman compose -v
  Displays the version of Podman Compose (if installed).

7. Socket and Service Management

• systemctl --user enable --now podman.socket
  Enables and starts Podman socket for rootless API access.
• systemctl --user status podman.socket
  Checks the status of the Podman socket.
• loginctl enable-linger <user>
  Enables lingering for systemd user services.