ark2host

#!/bin/bash
# ark2host
#
# Copy archives to a remote host and unpack them.
#
# Uses local copykey script to copy the local host's ssh key to the
# remote host.
#
# Uses 'runremote' script to run local script 'init-my-stuff' on
# the remote system.
#

declare BLD="\033[1m"
declare UND="\033[4m"
declare OFF="\033[0m"

declare usage=$(
cat <<EOF

$(basename $0) [options] <user@host>

Migrate archived environment in git repos to host.

Options:
  -f file  - send only the named archive
  -i       - install default apps to root@host
  -p       - host does not have push priveleges to git repos
  -g       - do not install linux git repos
  -h       - this help text

EOF

)

declare -i NOERR=0
declare -i ERR_NOFIL=1

declare -a errmsg=(
""
" not a valid file."
)

do_usage() {
	local exval=$1
	echo "$usage"
	exit $exval
}

err_exit() {
	local err=$1
	local str="$2"
	echo -e "\n$BLD$str${errmsg[$err]}$OFF"
	do_usage 1
}

argc=$#
[ $argc -lt 1 ] && do_usage $NOERR

remote=${!argc}

declare file=
declare user=
declare pushpriv=
declare installer=false
declare nolinuxrepo=""

while getopts "giphf:u:" OPTION; do
	case "$OPTION" in
		g )	nolinuxrepo="-g"
			;;
		f )	file="$OPTARG"
			[ -f "$file" ] || err_exit $ERR_NOFIL "$file"
			;;
		i )	installer=true
			;;
		p )	pushpriv="-p"
			;;
		h )	do_usage $NOERR
			;;
		u )	newuser="$OPTARG"
	esac
done

user="$(echo "$remote" | cut -d'@' -f1)"
host="$(echo $remote | cut -d'@' -f2)"

if [ -n "$newuser" ] && [ "$user" != "root" ]; then
	echo "Cannot add $newuser unless invoking with root."
	echo "That is, 'ark2host -i -u $newuser root@$host'"
fi

# copy the localhost's ssh key to the remote host
copykey "$user" "$host"

# Must install rsync on the remote system before doing anything else.
ssh "$user@$host" "sudo dnf install -y rsync"

# Copy the lab.toml file
if [ -f ~/.config/lab/lab.toml ]; then
	rsync -Pat --rsync-path='mkdir -p .config/lab/ && rsync' \
		~/.config/lab/lab.toml "$user"@"$host":.config/lab/lab.toml
else
	echo "Can't find .config/lab/lab.toml"
fi

# Copy the GitHub token file
if [ -f ~/.config/github/mygithubtoken ]; then
       rsync -Pat --rsync-path='mkdir -p .config/github/ && rsync' \
               ~/.config/github/mygithubtoken "$user"@"$host":.config/github/mygithubtoken
       ssh "$user@$host" "chmod 600 ~/.config/github/mygithubtoken"
       echo "Copied GitHub token to remote host"
else
       echo "Warning: ~/.config/github/mygithubtoken not found locally"
fi

script="$HOME/bin/bootstrap-github-access"
if [[ ! -f "$script" ]]; then
  echo "❌ Script not found: $script"
  exit 1
fi

echo "🔐 Uploading remote SSH key to GitHub..."
runremote "$user" "$host" "$script"

echo "connecting with $remote..."
if $installer; then
	runremote $user $host \
		"$HOME/bin/init-my-stuff" -i $pushpriv $nolinuxrepo $user
else
	runremote $user $host \
		"$HOME/bin/init-my-stuff" $pushpriv $nolinuxrepo $user $host $newuser
fi

echo
exit