nix-cluster/deploy_nix.sh

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if [ -z "$1" ]; then
# If no mode is specified it is local by default
MODE="local"
else
if [ "$1" = "local" ] || [ "$1" = "all" ]; then
MODE="$1"
else
echo "Mode $1 not recognized. Use either \`local\` for deployement on this node or \`all\` for deployement on the cluster."
exit 1
fi
fi
# Get hostname for local deployement
HOSTNAME=$(hostname)
if [ "$MODE" = "local" ]; then
echo "====== Started deployement for LOCAL NODE... ======"
echo "Copying files ..."
sudo cp ./configuration.nix /etc/nixos/
sudo cp ./cluster.nix /etc/nixos/
sudo cp ./wgautomesh.nix /etc/nixos/
sudo cp ./cluster/nodes/$HOSTNAME.nix /etc/nixos/node.nix
echo "Rebuilding nixOs ..."
sudo nixos-rebuild switch
elif [ "$MODE" = "all" ]; then
echo "====== Started deployement for ALL CLUSTER... ======"
read -r -s -p "Enter remote sudo password: " ROOT_PASS
# Get list of files in ./cluster/nodes to get hostnames of nodes
NIXHOSTLIST=$(ls cluster/nodes | grep '\.nix$')
for NIXHOST in $NIXHOSTLIST; do
NIXHOST=${NIXHOST%.*}
echo ""
echo "====== doing $NIXHOST ======"
echo "Copying files ..."
# Creating files and folder in /tmp/nixcfg with user permissions
# Because we cannot scp to root folder
echo "mkdir -p /tmp/nixcfg && rm -R /tmp/nixcfg/*" | ssh -p 1972 $NIXHOST.node.chokbar.bzh sh -
scp -P 1972 ./configuration.nix $NIXHOST.node.chokbar.bzh:/tmp/nixcfg/
scp -P 1972 ./cluster.nix $NIXHOST.node.chokbar.bzh:/tmp/nixcfg/
scp -P 1972 ./wgautomesh.nix $NIXHOST.node.chokbar.bzh:/tmp/nixcfg/
scp -P 1972 ./cluster/nodes/$NIXHOST.nix $NIXHOST.node.chokbar.bzh:/tmp/nixcfg/node.nix
echo "Moving them to /etc/nixos ..."
echo "sudo -S <<< $ROOT_PASS mv /tmp/nixcfg/* /etc/nixos/" | ssh -p 1972 $NIXHOST.node.chokbar.bzh sh -
echo "Rebuilding nixOs ..."
echo "sudo -S <<< $ROOT_PASS nixos-rebuild switch" | ssh -p 1972 $NIXHOST.node.chokbar.bzh sh -
done
fi