#!/usr/bin/env bash

set -e

echo "Updating layers"

# First we go to the root git repository. This will fail if we are not inside
# a repository
gitdir=$(git rev-parse --show-toplevel)
echo "Root Git directory found at $gitdir"
cd $gitdir

# Ensure we are inside the CoreOS repository

if ! [ -f "coreos-init-build-env" ]; then
    echo "We are not inside the CoreOS repository"
    exit 1
fi

echo "This script will update each submodule by pulling from the upstream url"
echo "Then the internal mirror on bitbucket.gad.local will be updated"

printf 'Do you want to proceed (y/n)? '
read answer

if ! [ "$answer" != "${answer#[Yy]}" ] ; then
    exit 1
fi


echo "Update all submodule to latest commit, using the tracking branch..."

git submodule foreach "_coreos-update-submodule-internal"

echo "All submodule are updated, internal mirror are up to date"
echo "You can now use git add and git commit to push changes to CoreOS"

git status