81 lines
2.3 KiB
Bash
Executable file
81 lines
2.3 KiB
Bash
Executable file
# Set default values
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flake="" # Default flake attribute if none is provided
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target_host="" # Default target host
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# Process command-line arguments
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--flake)
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flake="$2"
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shift # past argument
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shift # past value
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;;
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--target-host)
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target_host="$2"
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shift # past argument
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shift # past value
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;;
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*)
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echo "Unknown option: $1" >&2
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exit 1
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;;
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esac
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done
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# Prepare temporary directory and copy necessary files
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root=$(mktemp -d)
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# Files should be copied to the persist directory
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# because that's where impermanence looks for them in.
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mkdir -p "${root}"/persist
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root_persist=${root}/persist
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sudo cp --verbose --archive --parents /etc/ssh/ssh_host_* "${root_persist}"
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sudo cp --verbose --archive --parents /home/rafiq/.ssh/id_ed25519 "${root_persist}"
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sudo cp --verbose --archive --parents /home/rafiq/.config/sops/age/keys.txt "${root_persist}"
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# Run nixos-anywhere
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# Copy over the necesary files to the persist directory.
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sudo nix run github:nix-community/nixos-anywhere -- \
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--flake "${flake}" \
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--target-host "${target_host}" \
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--copy-host-keys \
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--extra-files "${root}" \
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--chown /persist/home/rafiq 1000:100 \
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--chown /home/rafiq 1000:100
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# Clean up the temporary directory
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sudo rm -rf "$root"
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# Wait for SSH to be back up
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MAX_TRIES=60 # Maximum attempts
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SLEEP_SECONDS=5 # Time to wait between attempts
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tries=0
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while true; do
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tries=$((tries + 1))
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# Check network reachability with ping
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ping -c 1 "$(echo "${target_host}" | awk -F'@' '{print $NF}')" >/dev/null 2>&1 #Extract IP/hostname from username@host
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if [ $? -eq 0 ]; then
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# Network is reachable, try SSH
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ssh -q -o "ConnectTimeout=5" "${target_host}" 'exit 0'
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if [ $? -eq 0 ]; then
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echo "SSH is up. Connecting..."
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ssh "${target_host}" &&
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nixos-rebuild switch --flake "${flake}" --use-remote-sudo --target-host "${target_host}"
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exit 0
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else
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echo "SSH not yet available (attempt $tries/$MAX_TRIES). Waiting..."
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fi
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else
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echo "Host is not reachable via ping (attempt $tries/$MAX_TRIES). Waiting..."
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fi
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if [ $tries -ge $MAX_TRIES ]; then
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echo "Maximum attempts reached. SSH still not available."
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exit 1
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fi
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sleep "$SLEEP_SECONDS"
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done
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echo "---DEPLOYMENT DONE!---"
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