87 lines
1.7 KiB
Bash
Executable File
87 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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usage() {
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cat <<EOF
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Usage:
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$(basename "$0") [OPTION...]
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Options:
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-h Print this help
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-i Path to SSH identity file
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-d Domain or IP to EC2 instance
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-r Reboot after building the system
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-b Switch to new system on next boot
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EOF
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}
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dialog() {
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echo "Please open $(tput bold)https://nixos.org/download#nixos-amazon$(tput sgr0) and follow the
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instructions to launch an EC2 instance.
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$(tput bold)Note: it's recommended to use a disk size of >=20GB.$(tput sgr0)"
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echo
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read -r -p "Domain or IP of launched EC2 instance: " host
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echo
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}
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while getopts d:i:hrb opt; do
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case "$opt" in
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i)
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identityFile="${OPTARG}"
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;;
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d)
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domain="${OPTARG}"
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;;
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r)
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reboot=true
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;;
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b)
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boot=true
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;;
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h)
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usage
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exit 0
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;;
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\?)
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usage >&2
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exit 64
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;;
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esac
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done
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shift $((OPTIND - 1))
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if [ -z "${identityFile}" ]; then
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echo "missing option: -i is required" >&2
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usage >&2
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exit 64
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fi
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if [ -z "$(type -P 'scp')" ] || [ -z "$(type -P 'ssh')" ]; then
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echo "missing dependency: scp or ssh not found in \$PATH" >&2
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exit 64
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fi
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if [ -z "${domain}" ]; then
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dialog
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else
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host="${domain}"
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fi
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echo "$(tput bold)Copying configuration to ${host}...$(tput sgr0)"
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scp -i "${identityFile}" ./configuration.nix root@"${host}":/etc/nixos/configuration.nix
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echo "$(tput bold)Building system...$(tput sgr0)"
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if [ "${boot}" = true ]; then
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ssh -i "${identityFile}" root@"${host}" "nixos-rebuild boot --upgrade"
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else
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ssh -i "${identityFile}" root@"${host}" "nixos-rebuild switch --upgrade"
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fi
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if [ "${reboot}" = true ]; then
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echo "$(tput bold)Rebooting system...$(tput sgr0)"
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ssh -i "${identityFile}" root@"${host}" "systemctl reboot"
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fi
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