#!/bin/bash

trap 'cleanup $LINENO' ERR

# shellcheck disable=SC2120
cleanup() {
	MINIO_VERSION=dev docker-compose \
		-f "buildscripts/upgrade-tests/compose.yml" \
		rm -s -f
	docker volume prune -f
}

verify_checksum_after_heal() {
	local sum1
	sum1=$(curl -s "$2" | sha256sum)
	mc admin heal --json -r "$1" >/dev/null # test after healing
	local sum1_heal
	sum1_heal=$(curl -s "$2" | sha256sum)

	sleep "$1"

	if ! ps -p $pid1 1>&2 >/dev/null; then
		echo "server1 log:"
		cat "${WORK_DIR}/dist-minio-server1.log"
		echo "FAILED"
		purge "$WORK_DIR"
		exit 1
	fi

	if ! ps -p $pid2 1>&2 >/dev/null; then
		echo "server2 log:"
		cat "${WORK_DIR}/dist-minio-server2.log"
		echo "FAILED"
		purge "$WORK_DIR"
		exit 1
	fi

	if ! ps -p $pid3 1>&2 >/dev/null; then
		echo "server3 log:"

	return=$?
	if [ $return -eq 0 ]; then
		i=0
		timeout=10
		# Wait for the process to be properly started before exiting
		until { kill -0 `cat "$PID_FILE"`; } >/dev/null 2>&1
		do
			sleep 1
			i=$(($i + 1))
			if [ $i -gt $timeout ]; then
				log_end_msg 1
				exit 1
			fi
		done
	fi
	log_end_msg $return
	exit $return
	;;		
  stop)

		# remove mc source.
		purge "${MC_BUILD_DIR}"
	fi

	"${MINIO[@]}" --address ":$start_port" "${WORK_DIR}/disk{1...4}" >"${WORK_DIR}/server1.log" 2>&1 &
	pid=$!
	disown $pid
	sleep 5

	if ! ps -p ${pid} 1>&2 >/dev/null; then
		echo "server1 log:"
		cat "${WORK_DIR}/server1.log"
		echo "FAILED"
		purge "$WORK_DIR"
		exit 1
	fi

	"${PWD}/mc" mb --with-versioning minio/bucket

	for i in $(seq 1 4); do

# Note: the normal way we use in other scripts in Istio do not work when `source`d, which is why we use this approach
SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
REPO_ROOT="$(dirname "$(dirname "${SCRIPT_DIR}")")"

LOCAL_ARCH=$(uname -m)

# Pass environment set target architecture to build system
if [[ ${TARGET_ARCH} ]]; then
    # Target explicitly set
    :

		exit 1
	fi

	(cd "${MC_BUILD_DIR}" && go build -o "$WORK_DIR/mc")

	# remove mc source.
	purge "${MC_BUILD_DIR}"

	shred -n 1 -s 1M - 1>"$FILE_1_MB" 2>/dev/null
	shred -n 1 -s 65M - 1>"$FILE_65_MB" 2>/dev/null

	## version is purposefully set to '3' for minio to migrate configuration file

	for i in $(seq 1 4); do
		while [ "$(curl -m 1 -s -o /dev/null -w "%{http_code}" http://localhost:$((start_port + i)))" -ne "403" ]; do
			echo -n "."
			sleep 1
		done
	done

}

# Prepare fake disks with losetup
function prepare_block_devices() {
	set -e
	mkdir -p ${WORK_DIR}/disks/ ${WORK_DIR}/mnt/
	sudo modprobe loop
	for i in 1 2 3 4; do
		dd if=/dev/zero of=${WORK_DIR}/disks/img.${i} bs=1M count=2000

#   See the License for the specific language governing permissions and
#   limitations under the License.

if BUILD_GIT_REVISION=$(git rev-parse HEAD 2> /dev/null); then
  if [[ -z "${IGNORE_DIRTY_TREE}" ]] && [[ -n "$(git status --porcelain 2>/dev/null)" ]]; then
    BUILD_GIT_REVISION=${BUILD_GIT_REVISION}"-dirty"
  fi
else
  BUILD_GIT_REVISION=unknown
fi

# Check for local changes
tree_status="Clean"

	# remove mc source.
	purge "${MC_BUILD_DIR}"

	"${MINIO_OLD[@]}" --address ":$start_port" "${WORK_DIR}/xl{1...16}" >"${WORK_DIR}/server1.log" 2>&1 &
	pid=$!
	disown $pid
	sleep 10

	if ! ps -p ${pid} 1>&2 >/dev/null; then
		echo "server1 log:"
		cat "${WORK_DIR}/server1.log"
		echo "FAILED"
		purge "$WORK_DIR"
		exit 1
	fi

	"${WORK_DIR}/mc" mb minio/healing-rewrite-bucket --quiet --with-lock
	"${WORK_DIR}/mc" cp \

./mc admin user info minio3 "uid=dillon,ou=people,ou=swengg,dc=min,dc=io"
./mc admin policy create minio1 rw ./docs/site-replication/rw.json

sleep 5
./mc admin policy info minio2 rw >/dev/null 2>&1
./mc admin policy info minio3 rw >/dev/null 2>&1

./mc admin policy remove minio3 rw

sleep 10
./mc admin policy info minio1 rw
if [ $? -eq 0 ]; then
	echo "expecting the command to fail, exiting.."
	exit_1
fi