#!/bin/bash
set -e

echo "Checking drift between git repo and live server..."

DIFF_FOUND=0

echo
echo "Comparing /etc/rsyslog.conf"
if ! diff -u rsyslog.conf /etc/rsyslog.conf; then
  DIFF_FOUND=1
fi

echo
echo "Comparing rsyslog.d configs"
for file in rsyslog.d/*.conf; do
  base=$(basename "$file")
  target="/etc/rsyslog.d/$base"

  if [ ! -f "$target" ]; then
    echo "Missing on server: $target"
    DIFF_FOUND=1
    continue
  fi

  if ! diff -u "$file" "$target"; then
    DIFF_FOUND=1
  fi
done

if [ "$DIFF_FOUND" -eq 0 ]; then
  echo
  echo "No drift detected."
  exit 0
else
  echo
  echo "Drift detected!"
  exit 1
fi