minio/cmd/lock-rest-server-common_test.go

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// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"context"
"os"
"reflect"
"sync"
"testing"
"github.com/minio/minio/internal/dsync"
)
// Helper function to create a lock server for testing
func createLockTestServer(ctx context.Context, t *testing.T) (string, *lockRESTServer, string) {
obj, fsDir, err := prepareFS(ctx)
if err != nil {
t.Fatal(err)
}
if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
t.Fatalf("unable initialize config file, %s", err)
}
locker := &lockRESTServer{
ll: &localLocker{
mutex: sync.Mutex{},
lockMap: make(map[string][]lockRequesterInfo),
},
}
creds := globalActiveCred
token, err := authenticateNode(creds.AccessKey, creds.SecretKey, "")
if err != nil {
t.Fatal(err)
}
return fsDir, locker, token
}
// Test function to remove lock entries from map based on name & uid combination
func TestLockRpcServerRemoveEntry(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
testPath, locker, _ := createLockTestServer(ctx, t)
defer os.RemoveAll(testPath)
lockRequesterInfo1 := lockRequesterInfo{
Owner: "owner",
Writer: true,
UID: "0123-4567",
Timestamp: UTCNow(),
TimeLastRefresh: UTCNow(),
}
lockRequesterInfo2 := lockRequesterInfo{
Owner: "owner",
Writer: true,
UID: "89ab-cdef",
Timestamp: UTCNow(),
TimeLastRefresh: UTCNow(),
}
locker.ll.lockMap["name"] = []lockRequesterInfo{
lockRequesterInfo1,
lockRequesterInfo2,
}
lri := locker.ll.lockMap["name"]
// test unknown uid
if locker.ll.removeEntry("name", dsync.LockArgs{
Owner: "owner",
UID: "unknown-uid",
}, &lri) {
t.Errorf("Expected %#v, got %#v", false, true)
}
if !locker.ll.removeEntry("name", dsync.LockArgs{
Owner: "owner",
UID: "0123-4567",
}, &lri) {
t.Errorf("Expected %#v, got %#v", true, false)
} else {
gotLri := locker.ll.lockMap["name"]
expectedLri := []lockRequesterInfo{lockRequesterInfo2}
if !reflect.DeepEqual(expectedLri, gotLri) {
t.Errorf("Expected %#v, got %#v", expectedLri, gotLri)
}
}
if !locker.ll.removeEntry("name", dsync.LockArgs{
Owner: "owner",
UID: "89ab-cdef",
}, &lri) {
t.Errorf("Expected %#v, got %#v", true, false)
} else {
gotLri := locker.ll.lockMap["name"]
expectedLri := []lockRequesterInfo(nil)
if !reflect.DeepEqual(expectedLri, gotLri) {
t.Errorf("Expected %#v, got %#v", expectedLri, gotLri)
}
}
}