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:"

OLD_BINARY_LINK=https://dl.min.io/server/minio/release/linux-amd64/archive/minio.${OLD_VERSION}

__init__() {
	if which curl &>/dev/null; then
		echo "curl is already installed"
	else
		echo "Installing curl:"
		sudo apt install curl -y
	fi

	export GOPATH=/tmp/gopath
	export PATH="${PATH}":"${GOPATH}"/bin

	if which mc &>/dev/null; then
		echo "mc is already installed"
	else
		echo "Installing mc:"
		go install github.com/minio/mc@latest

		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

		-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)

	if [ "${sum1_heal}" != "${sum1}" ]; then
		echo "mismatch expected ${sum1_heal}, got ${sum1}"
		exit 1
	fi
}

		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

# checkSvcacctExists ()
# Check if the svcacct exists, by using the exit code of `mc admin user svcacct info`
checkSvcacctExists() {
  CMD=$(${MC} admin user svcacct info myminio $(head -1 $MINIO_ACCESSKEY_SECRETKEY_TMP) > /dev/null 2>&1)
  return $?
}

# createSvcacct ($user)
createSvcacct () {
  USER=$1
  FILENAME=$2
  #check accessKey_and_secretKey_tmp file
  if [[ ! -f $MINIO_ACCESSKEY_SECRETKEY_TMP ]];then

			return
		}

		if len(acl.AccessControlList.Grants) == 0 {
			writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
			return
		}

		if acl.AccessControlList.Grants[0].Permission != "FULL_CONTROL" {
			writeErrorResponse(ctx, w, toAPIError(ctx, NotImplemented{}), r.URL)
			return
		}
	}

	if aclHeader != "" && aclHeader != "private" {

Verify if healing and replacing a drive works

```
λ make verify-healing
```

At this point in time the backport is ready to be submitted as a pull request to the relevant branch. A pull request is recommended to ensure [mint](http://github.com/minio/mint) tests are validated. Pull request also ensures code-reviews for the backports in case of any unforeseen regressions.

### Building a hotfix binary and container

name: Crosscompile

on:
  pull_request:
    branches:
      - master
      - next

# This ensures that previous jobs for the PR are canceled when the PR is
# updated.
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  build:
    name: Build Tests with Go ${{ matrix.go-version }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}

// errUnsupporteDisk - when disk does not support O_DIRECT flag.
var errUnsupportedDisk = StorageErr("drive does not support O_DIRECT")

// errDiskFull - cannot create volume or files when disk is full.
var errDiskFull = StorageErr("drive path full")

// errDiskNotDir - cannot use storage disk if its not a directory
var errDiskNotDir = StorageErr("drive is not directory or mountpoint")