Podman

container-tools 3.0のインストール手順

有効になっているバージョン確認

# dnf module list container-tools
Name            Stream       Profiles Summary
container-tools rhel8 [d][e] common [ Most recent (rolling) versions of podman, buildah, skopeo, runc, conmon, runc, conmon, CRIU, Udica, etc as well as dependencies such as container-selinux built and tested together, and updated as fre
                             d] [i]   quently as every 12 weeks.
container-tools 1.0          common [ Stable versions of podman 1.0, buildah 1.5, skopeo 0.1, runc, conmon, CRIU, Udica, etc as well as dependencies such as container-selinux built and tested together, and supported for 24 months.
                             d]
container-tools 2.0          common [ Stable versions of podman 1.6, buildah 1.11, skopeo 0.1, runc, conmon, etc as well as dependencies such as container-selinux built and tested together, and supported as documented on the Application
                             d]       Stream lifecycle page.
container-tools 3.0          common [ Stable versions of podman 3.0, buildah 1.19, skopeo 1.2, runc, conmon, etc as well as dependencies such as container-selinux built and tested together, and supported as documented on the Application
                             d]       Stream lifecycle page.

Stream切り替え

# dnf module enable container-tools:3.0

インストール

# dnf module install container-tools:3.0

インストール済みの時は、「reset」または、[remove]でアンインストール後にインストールを行なう

# dnf module reset container-tools
または、
# dnf module remove container-tools

コマンド

• イメージを取得

  # podman pull docker.io/library/redmine:4.2.4

• イメージの一覧

  # podman images

• イメージの基本情報を確認

  # podman inspect docker.io/library/redmine:4.2.4

• イメージの一括削除

  # podman rmi --all

• ボリューム作成(DBの永続化に使用するフォルダ指定)

  # mkdir /usr/local/redmine
  # cd /usr/local/redmine
  # mkdir -p /usr/local/redmine/data/db
  # podman volume create -o type=none -o device=/usr/local/redmine/data/db -o o=bind datastore

• ボリュームの一覧

  # podman volume ls

• ボリュームを一括削除

  # podman volume rm --all

• Pod を作成

  # podman pod create -p 3000:3000 --name redmine-pod

• Pod を作成(ファイル共有版)

  # mkdir /usr/local/redmine
  # cd /usr/local/redmine
  # mkdir -p /usr/local/redmine/data/conf/mysql/conf.d
  # vi /usr/local/redmine/data/conf/mysql/conf.d/multibyte.cnf
  -----------------------------------------------
  [mysqld]
  character-set-server=utf8mb4
  collation-server=utf8mb4_general_ci
  -----------------------------------------------
  # podman run --name=redmine-db -d --pod redmine-pod \
  --env='MYSQL_DATABASE=redmine' \
  --env='MYSQL_ROOT_PASSWORD=redmine' \
  --env='MYSQL_USER=hoge' \
  --env='MYSQL_PASSWORD=(パスワード)' \
  -v datastore:/var/lib/mysql \
  -v /usr/local/redmine/data/conf/mysql/conf.d:/etc/mysql/conf.d \
  docker.io/library/mariadb

• Pod を作成(コマンド直接指定版)

  podman run --name=redmine-db -d --pod redmine-pod \
  --env='MYSQL_DATABASE=redmine' \
  --env='MYSQL_ROOT_PASSWORD=redmine' \
  --env='MYSQL_USER=hoge' \
  --env='MYSQL_PASSWORD=(パスワード)' \
  -v datastore:/var/lib/mysql \
  docker.io/library/mariadb  --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci

• podの一覧

  # podman pod ls

• LOGを確認

  # podman logs redmine-db

• コンテナの中でbash起動

  # podman exec -it redmine bash

• コンテナからホストにコピー

  # podman cp redmine-db:/tmp/database.sql database.sql

• コンテナの一覧

  # podman ps

• ポッドを全て終了する場合

  # podman pod stop --all

• ポッドを全て削除

  # podman pod rm --all

• ポッドの起動

  podman play kube ./redmine-pod.yaml