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#!/bin/sh
assert_command_exists() {
command -v "$1" > /dev/null && return
echo "Error: command not found: '$1'"
[ -n "$2" ] && echo "$2"
exit 1
}
assert_command_exists rsync
usage_exit() {
echo "Usage: $(basename "$0") push/pull/push-watch/pull-watch [rsync args...]"
exit 2
}
[ -z "$1" ] && usage_exit
# Parameter expansion is undifined with $* and $@
rsync_args=$([ -z "$2" ] || echo "$*")
rsync_cmd="rsync -avh --progress --compress ${rsync_args#* }"
remote_user=charles
remote_host=cacharle.xyz
remote="$remote_user@$remote_host"
# '/' suffix is significant for rsync to know if it needs to copy in the directory or the directory itself
sync_dir=${CLOUT_SYNC_DIR:-'clout-sync/'}
sync_path="${CLOUT_SYNC_PATH:-"${XDG_DATA_HOME:-"$HOME/.sync"}/$sync_dir"}"
create_sync_dirs() {
# --mkpath only available in latest version of rsync (not in debian repositories)
[ ! -d "$sync_path" ] && mkdir -p "$sync_path"
# shellcheck disable=SC2029
ssh "$remote" "[ ! -d \"\$HOME/$sync_dir\" ] && mkdir -pv \"\$HOME/$sync_dir\""
}
case "$1" in
push)
create_sync_dirs
$rsync_cmd "$sync_path" "$remote:$sync_dir"
;;
pull)
create_sync_dirs
$rsync_cmd "$remote:$sync_dir" "$sync_path"
;;
push-watch)
assert_command_exists inotifywait "Install inotify-tools package on ArchLinux"
while true
do
echo 'Waiting for syncable content'
inotifywait -q -r -e modify -e create "$sync_path"
clout push
done
;;
dump-config)
echo "rsync command: $rsync_cmd"
echo "remote: $remote"
echo "sync path: $sync_path"
;;
*)
usage_exit
;;
esac
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