syncvds

#!/usr/bin/env bash

# Configuration
HOST=dev
LDIR='/Users/ewoud/Sites/vds/public_html'
RDIR='/var/www/html/vds'

# Local dir?
[ ! -d "$LDIR" ] && echo "Local directory '$LDIR' not found." && exit 1
[ ! -r "$LDIR" ] && echo "Local directory '$LDIR' not readable." && exit 2

# Dependents
BIN=$(which dig)
[ ! -x "$BIN" ] && echo "Program 'dig' not found." && exit 3
BIN=$(which ssh)
[ ! -x "$BIN" ] && echo "Program 'ssh' not found." && exit 4
BIN=$(which rsync)
[ ! -x "$BIN" ] && echo "Program 'rsync' not found." && exit 5

# Host reachable?
SUFF=.fritz.box
DNS=192.168.178.1
ADDR=$(dig @$DNS $HOST$SUFF A +short)
[ -z "$ADDR" ] && echo "Host '$HOST' not found." && exit 6

FOUND=$(ssh -q -x -o 'CheckHostIP no' -o 'BatchMode yes' $HOST "ls -d '$RDIR' 2>/dev/null")
[ "$FOUND" != "$RDIR" ] && echo "Remote directory '$RDIR' not found." && exit 7

# Sync directories
rsync -Cauvzb --exclude='.DS_Store' "$LDIR/" $HOST:"$RDIR"