mirror of
https://github.com/2martens/cloud-configuration.git
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27 lines
1.1 KiB
YAML
27 lines
1.1 KiB
YAML
#cloud-config
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users:
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- name: holu
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groups: users, admin
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sudo: ALL=(ALL) NOPASSWD:ALL
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shell: /bin/bash
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ssh_authorized_keys:
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- <public_ssh_key>
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packages:
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- fail2ban
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- ufw
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package_update: true
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package_upgrade: true
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runcmd:
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- printf "[sshd]\nenabled = true\nbanaction = iptables-multiport" > /etc/fail2ban/jail.local
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- systemctl enable fail2ban
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- ufw allow OpenSSH
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- ufw enable
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- sed -i -e '/^\(#\|\)PermitRootLogin/s/^.*$/PermitRootLogin no/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)PasswordAuthentication/s/^.*$/PasswordAuthentication no/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)X11Forwarding/s/^.*$/X11Forwarding no/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)MaxAuthTries/s/^.*$/MaxAuthTries 2/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)AllowTcpForwarding/s/^.*$/AllowTcpForwarding no/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)AllowAgentForwarding/s/^.*$/AllowAgentForwarding no/' /etc/ssh/sshd_config
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- sed -i -e '/^\(#\|\)AuthorizedKeysFile/s/^.*$/AuthorizedKeysFile .ssh\/authorized_keys/' /etc/ssh/sshd_config
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- sed -i '$a AllowUsers holu' /etc/ssh/sshd_config
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- reboot |