Differences

This shows you the differences between two versions of the page.

--- docker:install_docker [2025/06/05 21:05] – peter
+++ docker:install_docker [2025/06/07 16:56] (current) – peter
@@ Line 6: / Line 6: @@
 **ALERT:**  Docker is only compatible with **iptables** and **ip6tables**.
-  * It is NOT compatible with **ufw**.
+  * Docker is NOT compatible with **ufw**.
+  * See:  https://docs.docker.com/engine/network/packet-filtering-firewalls/
 </WRAP>
@@ Line 14: / Line 15: @@
 ===== Uninstall old versions =====
-<code bash?
+<code bash>
 for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt remove $pkg; done
 </code>
@@ Line 72: / Line 73: @@
 sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 </code>
+<WRAP info>
+**NOTE:**
+  * **docker-ce** - The Docker engine itself.
+  * **docker-ce-cli** - A command line tool that lets you talk to the Docker daemon.
+  * **containerd.io** - A container runtime that manages the container’s lifecycle.
+  * **docker-buildx-plugin** - This extension for Docker enhances the capabilities of building images, mainly focusing on multi-platform builds.
+  * **docker-compose-plugin** - A configuration management plugin that helps manage multi-container Docker applications using a single YAML file.
+</WRAP>
 ----
@@ Line 116: / Line 128: @@
   * When the container runs, it prints a confirmation message and exits.
+  * If the command fails to run, try to restart the docker service, before rerunning this test: <code bash>
+sudo systemctl restart docker.service
+</code>
 </WRAP>
+----
+===== Uninstall Docker Engine =====
+<code bash>
+sudo apt purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras
+</code>
+Then, manually remove the following two directories:
+<code bash>
+sudo rm -rf /var/lib/docker
+sudo rm -rf /var/lib/containerd
+</code>
 ----
@@ Line 126: / Line 157: @@
 https://docs.docker.com/engine/install/ubuntu/#uninstall-docker-engine
+https://docs.docker.com/engine/network/packet-filtering-firewalls/