WordPress Safe Update Through CLI

wp-safe-update.sh

#!/bin/sh
echo "Starting safe update"

# Display the WordPress version
current_wp_core=$(wp core version --path=./wordpress)

# Update the WordPress version
wp core update
wp core update-db

# Test website if it's ok
status_code=$(curl --write-out %{http_code} --silent --output /dev/null domain.com)

if [[ "$status_code" == 200 ]] ; then
  echo "Website status is $status_code . All seems to be working. Continue with updating the plugins .. "
else
  echo "Site seems to be broken. Revert back to old version .."
  wp core update --version="$current_wp_core" --force
  exit 1
fi