Debian 12に、OpenSSHをインストールします。
動作確認した環境を確認する！
動作確認した環境を確認します。
$ hostnamectl
Static hostname: vmsdeb02
Icon name: computer-vm
Chassis: vm 🖴
Machine ID: d4da43afd557413bafb2c5c34a63131d
Boot ID: 92301b84c4554ddfb96a752c450dcb84
Virtualization: oracle
Operating System: Debian GNU/Linux 12 (bookworm)
Kernel: Linux 6.1.0-11-amd64
Architecture: x86-64
Hardware Vendor: innotek GmbH
Hardware Model: VirtualBox
Firmware Version: VirtualBox
OpenSSHをインストールする！
rootユーザで、標準のリポジトリからOpenSSHをインストールします。
# apt install openssh-server Reading package lists... Done Building dependency tree... Done Reading state information... Done The following additional packages will be installed: openssh-sftp-server runit-helper Suggested packages: molly-guard monkeysphere ssh-askpass ufw The following NEW packages will be installed: openssh-server openssh-sftp-server runit-helper 0 upgraded, 3 newly installed, 0 to remove and 0 not upgraded. Need to get 527 kB of archives. After this operation, 2,214 kB of additional disk space will be used. Do you want to continue? [Y/n] Get:1 http://deb.debian.org/debian bookworm/main amd64 openssh-sftp-server amd64 1:9.2p1-2 [65.4 kB] Get:2 http://deb.debian.org/debian bookworm/main amd64 runit-helper all 2.15.2 [6,520 B] Get:3 http://deb.debian.org/debian bookworm/main amd64 openssh-server amd64 1:9.2p1-2 [455 kB] Fetched 527 kB in 13s (41.2 kB/s) Preconfiguring packages ... Selecting previously unselected package openssh-sftp-server. (Reading database ... 151542 files and directories currently installed.) Preparing to unpack .../openssh-sftp-server_1%3a9.2p1-2_amd64.deb ... Unpacking openssh-sftp-server (1:9.2p1-2) ... Selecting previously unselected package runit-helper. Preparing to unpack .../runit-helper_2.15.2_all.deb ... Unpacking runit-helper (2.15.2) ... Selecting previously unselected package openssh-server. Preparing to unpack .../openssh-server_1%3a9.2p1-2_amd64.deb ... Unpacking openssh-server (1:9.2p1-2) ... Setting up runit-helper (2.15.2) ... Setting up openssh-sftp-server (1:9.2p1-2) ... Setting up openssh-server (1:9.2p1-2) ... Creating config file /etc/ssh/sshd_config with new version Creating SSH2 RSA key; this may take some time ... 3072 SHA256:S0txz1TGQBxmVbq38boOdJiIqwmEFoeR+KmWESxDHlM root@vmsdeb02 (RSA) Creating SSH2 ECDSA key; this may take some time ... 256 SHA256:6lr173yYmHL85vcDe2WIEdh2AD0PJsFQkL4jA+Ht4cU root@vmsdeb02 (ECDSA) Creating SSH2 ED25519 key; this may take some time ... 256 SHA256:tOzXKojemCgqrErum3d+t1E4YETs9INM26L4t7LnSSQ root@vmsdeb02 (ED25519) Created symlink /etc/systemd/system/sshd.service → /lib/systemd/system/ssh.service. Created symlink /etc/systemd/system/multi-user.target.wants/ssh.service → /lib/systemd/system/ssh.service. rescue-ssh.target is a disabled or a static unit, not starting it. ssh.socket is a disabled or a static unit, not starting it. Processing triggers for man-db (2.11.2-2) ...
おわりに
Debian 12では、標準のリポジトリからOpenSSHをインストールすることができます。
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