.. include:: ../module.txt .. _section2-docker-install-label: Dockerのインストール ==================================== AWSにおけるDockerの導入は `公式サイト `_ も参照のこと。 1. EC2のCentOS7上で、パッケージとパッケージキャッシュを更新する。 .. sourcecode:: bash [centos@ip-XXXX-XXX-XXX-XXX ~]$ sudo yum update -y Loaded plugins: fastestmirror base | 3.6 kB 00:00 extras | 3.4 kB 00:00 http://ftp.jaist.ac.jp/pub/Linux/CentOS/7.3.1611/updates/x86_64/repodata/repomd.xml: [Errno 12] Timeout on http://ftp.jaist.ac.jp/pub/Linux/CentOS/7.3.1611/updates/x86_64/repodata/repomd.xml: (28, 'Operation too slow. Less than 1000 bytes/sec transferred the last 30 seconds') Trying other mirror. updates | 3.4 kB 00:00 (1/4): extras/7/x86_64/primary_db | 151 kB 00:00 (2/4): base/7/x86_64/group_gz | 155 kB 00:00 (3/4): base/7/x86_64/primary_db | 5.6 MB 00:00 (4/4): updates/7/x86_64/primary_db | 4.8 MB 00:14 Determining fastest mirrors * base: ftp.iij.ad.jp * extras: ftp.iij.ad.jp * updates: ftp.iij.ad.jp Resolving Dependencies --> Running transaction check ---> Package libtirpc.x86_64 0:0.2.4-0.8.el7 will be updated ---> Package libtirpc.x86_64 0:0.2.4-0.8.el7_3 will be an update ---> Package rpcbind.x86_64 0:0.2.0-38.el7 will be updated ---> Package rpcbind.x86_64 0:0.2.0-38.el7_3 will be an update --> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Updating: libtirpc x86_64 0.2.4-0.8.el7_3 updates 88 k rpcbind x86_64 0.2.0-38.el7_3 updates 59 k Transaction Summary ================================================================================ Upgrade 2 Packages Total download size: 147 k Downloading packages: Delta RPMs disabled because /usr/bin/applydeltarpm not installed. warning: /var/cache/yum/x86_64/7/updates/packages/libtirpc-0.2.4-0.8.el7_3.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY Public key for libtirpc-0.2.4-0.8.el7_3.x86_64.rpm is not installed (1/2): libtirpc-0.2.4-0.8.el7_3.x86_64.rpm | 88 kB 00:00 (2/2): rpcbind-0.2.0-38.el7_3.x86_64.rpm | 59 kB 00:00 -------------------------------------------------------------------------------- Total 921 kB/s | 147 kB 00:00 Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 Importing GPG key 0xF4A80EB5: Userid : "CentOS-7 Key (CentOS 7 Official Signing Key) " Fingerprint: 6341 ab27 53d7 8a78 a7c2 7bb1 24c6 a8a7 f4a8 0eb5 Package : centos-release-7-3.1611.el7.centos.x86_64 (installed) From : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 Running transaction check Running transaction test Transaction test succeeded Running transaction Updating : libtirpc-0.2.4-0.8.el7_3.x86_64 1/4 Updating : rpcbind-0.2.0-38.el7_3.x86_64 2/4 Cleanup : rpcbind-0.2.0-38.el7.x86_64 3/4 Cleanup : libtirpc-0.2.4-0.8.el7.x86_64 4/4 Verifying : libtirpc-0.2.4-0.8.el7_3.x86_64 1/4 Verifying : rpcbind-0.2.0-38.el7_3.x86_64 2/4 Verifying : rpcbind-0.2.0-38.el7.x86_64 3/4 Verifying : libtirpc-0.2.4-0.8.el7.x86_64 4/4 Updated: libtirpc.x86_64 0:0.2.4-0.8.el7_3 rpcbind.x86_64 0:0.2.0-38.el7_3 Complete! 2. Dockerをインストール。 .. sourcecode:: bash [centos@ip-XXX-XXX-XXX-XXX ~]$ sudo yum install -y docker Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: ftp.iij.ad.jp * extras: ftp.iij.ad.jp * updates: ftp.iij.ad.jp Resolving Dependencies --> Running transaction check ---> Package docker.x86_64 2:1.12.6-16.el7.centos will be installed --> Processing Dependency: docker-common = 2:1.12.6-16.el7.centos for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: docker-client = 2:1.12.6-16.el7.centos for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: oci-systemd-hook >= 1:0.1.4-9 for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: oci-register-machine >= 1:0-3.10 for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: lvm2 >= 2.02.112 for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: container-selinux >= 2:2.10-2 for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: skopeo-containers for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Processing Dependency: libseccomp.so.2()(64bit) for package: 2:docker-1.12.6-16.el7.centos.x86_64 --> Running transaction check ---> Package container-selinux.noarch 2:2.10-2.el7 will be installed ---> Package docker-client.x86_64 2:1.12.6-16.el7.centos will be installed ---> Package docker-common.x86_64 2:1.12.6-16.el7.centos will be installed ---> Package libseccomp.x86_64 0:2.3.1-2.el7 will be installed ---> Package lvm2.x86_64 7:2.02.166-1.el7_3.4 will be installed --> Processing Dependency: lvm2-libs = 7:2.02.166-1.el7_3.4 for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 --> Processing Dependency: device-mapper-persistent-data >= 0.6.3-1 for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 --> Processing Dependency: liblvm2app.so.2.2(Base)(64bit) for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 --> Processing Dependency: libdevmapper-event.so.1.02(Base)(64bit) for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 --> Processing Dependency: liblvm2app.so.2.2()(64bit) for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 --> Processing Dependency: libdevmapper-event.so.1.02()(64bit) for package: 7:lvm2-2.02.166-1.el7_3.4.x86_64 ---> Package oci-register-machine.x86_64 1:0-3.11.gitdd0daef.el7 will be installed ---> Package oci-systemd-hook.x86_64 1:0.1.7-2.git2788078.el7 will be installed --> Processing Dependency: libyajl.so.2()(64bit) for package: 1:oci-systemd-hook-0.1.7-2.git2788078.el7.x86_64 ---> Package skopeo-containers.x86_64 1:0.1.18-1.el7 will be installed --> Running transaction check ---> Package device-mapper-event-libs.x86_64 7:1.02.135-1.el7_3.4 will be installed ---> Package device-mapper-persistent-data.x86_64 0:0.6.3-1.el7 will be installed --> Processing Dependency: libaio.so.1(LIBAIO_0.4)(64bit) for package: device-mapper-persistent-data-0.6.3-1.el7.x86_64 --> Processing Dependency: libaio.so.1(LIBAIO_0.1)(64bit) for package: device-mapper-persistent-data-0.6.3-1.el7.x86_64 --> Processing Dependency: libaio.so.1()(64bit) for package: device-mapper-persistent-data-0.6.3-1.el7.x86_64 ---> Package lvm2-libs.x86_64 7:2.02.166-1.el7_3.4 will be installed --> Processing Dependency: device-mapper-event = 7:1.02.135-1.el7_3.4 for package: 7:lvm2-libs-2.02.166-1.el7_3.4.x86_64 ---> Package yajl.x86_64 0:2.0.4-4.el7 will be installed --> Running transaction check ---> Package device-mapper-event.x86_64 7:1.02.135-1.el7_3.4 will be installed ---> Package libaio.x86_64 0:0.3.109-13.el7 will be installed --> Finished Dependency Resolution Dependencies Resolved ================================================================================ Package Arch Version Repository Size ================================================================================ Installing: docker x86_64 2:1.12.6-16.el7.centos extras 14 M Installing for dependencies: container-selinux noarch 2:2.10-2.el7 extras 28 k device-mapper-event x86_64 7:1.02.135-1.el7_3.4 updates 178 k device-mapper-event-libs x86_64 7:1.02.135-1.el7_3.4 updates 177 k device-mapper-persistent-data x86_64 0.6.3-1.el7 base 368 k docker-client x86_64 2:1.12.6-16.el7.centos extras 3.2 M docker-common x86_64 2:1.12.6-16.el7.centos extras 72 k libaio x86_64 0.3.109-13.el7 base 24 k libseccomp x86_64 2.3.1-2.el7 base 56 k lvm2 x86_64 7:2.02.166-1.el7_3.4 updates 1.1 M lvm2-libs x86_64 7:2.02.166-1.el7_3.4 updates 986 k oci-register-machine x86_64 1:0-3.11.gitdd0daef.el7 extras 1.0 M oci-systemd-hook x86_64 1:0.1.7-2.git2788078.el7 extras 30 k skopeo-containers x86_64 1:0.1.18-1.el7 extras 7.6 k yajl x86_64 2.0.4-4.el7 base 39 k Transaction Summary ================================================================================ Install 1 Package (+14 Dependent packages) Total download size: 21 M Installed size: 71 M Downloading packages: (1/15): container-selinux-2.10-2.el7.noarch.rpm | 28 kB 00:00 (2/15): device-mapper-event-1.02.135-1.el7_3.4.x86_64.rpm | 178 kB 00:00 (3/15): docker-client-1.12.6-16.el7.centos.x86_64.rpm | 3.2 MB 00:00 (4/15): libaio-0.3.109-13.el7.x86_64.rpm | 24 kB 00:00 (5/15): libseccomp-2.3.1-2.el7.x86_64.rpm | 56 kB 00:00 (6/15): lvm2-2.02.166-1.el7_3.4.x86_64.rpm | 1.1 MB 00:00 (7/15): device-mapper-event-libs-1.02.135-1.el7_3.4.x86_64 | 177 kB 00:00 (8/15): device-mapper-persistent-data-0.6.3-1.el7.x86_64.r | 368 kB 00:00 (9/15): lvm2-libs-2.02.166-1.el7_3.4.x86_64.rpm | 986 kB 00:00 (10/15): oci-systemd-hook-0.1.7-2.git2788078.el7.x86_64.rp | 30 kB 00:00 (11/15): docker-common-1.12.6-16.el7.centos.x86_64.rpm | 72 kB 00:00 (12/15): skopeo-containers-0.1.18-1.el7.x86_64.rpm | 7.6 kB 00:00 (13/15): oci-register-machine-0-3.11.gitdd0daef.el7.x86_64 | 1.0 MB 00:00 (14/15): yajl-2.0.4-4.el7.x86_64.rpm | 39 kB 00:00 (15/15): docker-1.12.6-16.el7.centos.x86_64.rpm | 14 MB 00:02 -------------------------------------------------------------------------------- Total 8.1 MB/s | 21 MB 00:02 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : 7:device-mapper-event-libs-1.02.135-1.el7_3.4.x86_64 1/15 Installing : 2:docker-common-1.12.6-16.el7.centos.x86_64 2/15 Installing : 2:docker-client-1.12.6-16.el7.centos.x86_64 3/15 Installing : 7:device-mapper-event-1.02.135-1.el7_3.4.x86_64 4/15 Installing : 7:lvm2-libs-2.02.166-1.el7_3.4.x86_64 5/15 Installing : libaio-0.3.109-13.el7.x86_64 6/15 Installing : device-mapper-persistent-data-0.6.3-1.el7.x86_64 7/15 Installing : 7:lvm2-2.02.166-1.el7_3.4.x86_64 8/15 Created symlink from /etc/systemd/system/sysinit.target.wants/lvm2-lvmpolld.socket to /usr/lib/systemd/system/lvm2-lvmpolld.socket. Installing : yajl-2.0.4-4.el7.x86_64 9/15 Installing : 1:oci-systemd-hook-0.1.7-2.git2788078.el7.x86_64 10/15 Installing : 1:oci-register-machine-0-3.11.gitdd0daef.el7.x86_64 11/15 Installing : 2:container-selinux-2.10-2.el7.noarch 12/15 Installing : libseccomp-2.3.1-2.el7.x86_64 13/15 Installing : 1:skopeo-containers-0.1.18-1.el7.x86_64 14/15 Installing : 2:docker-1.12.6-16.el7.centos.x86_64 15/15 Verifying : 7:lvm2-libs-2.02.166-1.el7_3.4.x86_64 1/15 Verifying : 1:skopeo-containers-0.1.18-1.el7.x86_64 2/15 Verifying : libseccomp-2.3.1-2.el7.x86_64 3/15 Verifying : 7:device-mapper-event-1.02.135-1.el7_3.4.x86_64 4/15 Verifying : 2:docker-1.12.6-16.el7.centos.x86_64 5/15 Verifying : 1:oci-systemd-hook-0.1.7-2.git2788078.el7.x86_64 6/15 Verifying : device-mapper-persistent-data-0.6.3-1.el7.x86_64 7/15 Verifying : 2:container-selinux-2.10-2.el7.noarch 8/15 Verifying : 7:device-mapper-event-libs-1.02.135-1.el7_3.4.x86_64 9/15 Verifying : 7:lvm2-2.02.166-1.el7_3.4.x86_64 10/15 Verifying : 1:oci-register-machine-0-3.11.gitdd0daef.el7.x86_64 11/15 Verifying : 2:docker-common-1.12.6-16.el7.centos.x86_64 12/15 Verifying : yajl-2.0.4-4.el7.x86_64 13/15 Verifying : 2:docker-client-1.12.6-16.el7.centos.x86_64 14/15 Verifying : libaio-0.3.109-13.el7.x86_64 15/15 Installed: docker.x86_64 2:1.12.6-16.el7.centos Dependency Installed: container-selinux.noarch 2:2.10-2.el7 device-mapper-event.x86_64 7:1.02.135-1.el7_3.4 device-mapper-event-libs.x86_64 7:1.02.135-1.el7_3.4 device-mapper-persistent-data.x86_64 0:0.6.3-1.el7 docker-client.x86_64 2:1.12.6-16.el7.centos docker-common.x86_64 2:1.12.6-16.el7.centos libaio.x86_64 0:0.3.109-13.el7 libseccomp.x86_64 0:2.3.1-2.el7 lvm2.x86_64 7:2.02.166-1.el7_3.4 lvm2-libs.x86_64 7:2.02.166-1.el7_3.4 oci-register-machine.x86_64 1:0-3.11.gitdd0daef.el7 oci-systemd-hook.x86_64 1:0.1.7-2.git2788078.el7 skopeo-containers.x86_64 1:0.1.18-1.el7 yajl.x86_64 0:2.0.4-4.el7 Complete! 3. Dockerサービスを起動する。 .. sourcecode:: bash [centos@ip-172-31-31-80 ~]$ sudo systemctl enable docker.service Created symlink from /etc/systemd/system/multi-user.target.wants/docker.service to /usr/lib/systemd/system/docker.service. [centos@ip-172-31-31-80 ~]$ sudo systemctl start docker.service .. note:: dockerコマンドを利用する際は `sudoが必要。 `_ sudoなしでdockerコマンドを実行するには、dockerグループを作成し、実行ユーザを追加すれば良い。 .. sourcecode:: bash [centos@ip-XXX-XXX-XXX-XXX ~]$ sudo groupadd docker [centos@ip-XXX-XXX-XXX-XXX ~]$ sudo gpasswd -a $USER docker Adding user centos to group docker [centos@ip-XXX-XXX-XXX-XXX ~]$ sudo systemctl restart docker [centos@ip-XXX-XXX-XXX-XXX ~]$ exit .. note:: RHEL7では、デフォルトではパッケージが用意されていないため、ExtraChanelの登録が必要な模様。 .. sourcecode:: bash [ec2-user@ip-XXX-XXX-XXX-XXX ~]$ sudo yum -y install docker Loaded plugins: amazon-id, rhui-lb, search-disabled-repos rhui-REGION-client-config-server-7 | 2.9 kB 00:00 rhui-REGION-rhel-server-releases | 3.5 kB 00:00 rhui-REGION-rhel-server-rh-common | 3.8 kB 00:00 (1/7): rhui-REGION-client-config-server-7/x86_64/primary_d | 5.5 kB 00:00 (2/7): rhui-REGION-rhel-server-releases/7Server/x86_64/gro | 701 kB 00:00 (3/7): rhui-REGION-rhel-server-rh-common/7Server/x86_64/gr | 104 B 00:00 (4/7): rhui-REGION-rhel-server-rh-common/7Server/x86_64/pr | 118 kB 00:00 (5/7): rhui-REGION-rhel-server-rh-common/7Server/x86_64/up | 33 kB 00:00 (6/7): rhui-REGION-rhel-server-releases/7Server/x86_64/upd | 1.9 MB 00:00 (7/7): rhui-REGION-rhel-server-releases/7Server/x86_64/pri | 35 MB 00:02 No package docker available. Error: Nothing to do