mirror of
https://github.com/restic/restic.git
synced 2024-09-12 05:58:36 +02:00
249 lines
5.7 KiB
Go
249 lines
5.7 KiB
Go
package restic_test
|
|
|
|
import (
|
|
"os"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/restic/restic"
|
|
"github.com/restic/restic/backend"
|
|
"github.com/restic/restic/repository"
|
|
. "github.com/restic/restic/test"
|
|
)
|
|
|
|
func TestLock(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
lock, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
OK(t, lock.Unlock())
|
|
}
|
|
|
|
func TestDoubleUnlock(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
lock, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
OK(t, lock.Unlock())
|
|
|
|
err = lock.Unlock()
|
|
Assert(t, err != nil,
|
|
"double unlock didn't return an error, got %v", err)
|
|
}
|
|
|
|
func TestMultipleLock(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
lock1, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
lock2, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
OK(t, lock1.Unlock())
|
|
OK(t, lock2.Unlock())
|
|
}
|
|
|
|
func TestLockExclusive(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
elock, err := restic.NewExclusiveLock(repo)
|
|
OK(t, err)
|
|
OK(t, elock.Unlock())
|
|
}
|
|
|
|
func TestLockOnExclusiveLockedRepo(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
elock, err := restic.NewExclusiveLock(repo)
|
|
OK(t, err)
|
|
|
|
lock, err := restic.NewLock(repo)
|
|
Assert(t, err != nil,
|
|
"create normal lock with exclusively locked repo didn't return an error")
|
|
Assert(t, restic.IsAlreadyLocked(err),
|
|
"create normal lock with exclusively locked repo didn't return the correct error")
|
|
|
|
OK(t, lock.Unlock())
|
|
OK(t, elock.Unlock())
|
|
}
|
|
|
|
func TestExclusiveLockOnLockedRepo(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
elock, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
lock, err := restic.NewExclusiveLock(repo)
|
|
Assert(t, err != nil,
|
|
"create normal lock with exclusively locked repo didn't return an error")
|
|
Assert(t, restic.IsAlreadyLocked(err),
|
|
"create normal lock with exclusively locked repo didn't return the correct error")
|
|
|
|
OK(t, lock.Unlock())
|
|
OK(t, elock.Unlock())
|
|
}
|
|
|
|
func createFakeLock(repo *repository.Repository, t time.Time, pid int) (backend.ID, error) {
|
|
hostname, err := os.Hostname()
|
|
if err != nil {
|
|
return backend.ID{}, err
|
|
}
|
|
|
|
newLock := &restic.Lock{Time: t, PID: pid, Hostname: hostname}
|
|
return repo.SaveJSONUnpacked(backend.Lock, &newLock)
|
|
}
|
|
|
|
func removeLock(repo *repository.Repository, id backend.ID) error {
|
|
return repo.Backend().Remove(backend.Lock, id.String())
|
|
}
|
|
|
|
var staleLockTests = []struct {
|
|
timestamp time.Time
|
|
stale bool
|
|
staleOnOtherHost bool
|
|
pid int
|
|
}{
|
|
{
|
|
timestamp: time.Now(),
|
|
stale: false,
|
|
staleOnOtherHost: false,
|
|
pid: os.Getpid(),
|
|
},
|
|
{
|
|
timestamp: time.Now().Add(-time.Hour),
|
|
stale: true,
|
|
staleOnOtherHost: true,
|
|
pid: os.Getpid(),
|
|
},
|
|
{
|
|
timestamp: time.Now().Add(3 * time.Minute),
|
|
stale: false,
|
|
staleOnOtherHost: false,
|
|
pid: os.Getpid(),
|
|
},
|
|
{
|
|
timestamp: time.Now(),
|
|
stale: true,
|
|
staleOnOtherHost: false,
|
|
pid: os.Getpid() + 500000,
|
|
},
|
|
}
|
|
|
|
func TestLockStale(t *testing.T) {
|
|
hostname, err := os.Hostname()
|
|
OK(t, err)
|
|
|
|
otherHostname := "other-" + hostname
|
|
|
|
for i, test := range staleLockTests {
|
|
lock := restic.Lock{
|
|
Time: test.timestamp,
|
|
PID: test.pid,
|
|
Hostname: hostname,
|
|
}
|
|
|
|
Assert(t, lock.Stale() == test.stale,
|
|
"TestStaleLock: test %d failed: expected stale: %v, got %v",
|
|
i, test.stale, !test.stale)
|
|
|
|
lock.Hostname = otherHostname
|
|
Assert(t, lock.Stale() == test.staleOnOtherHost,
|
|
"TestStaleLock: test %d failed: expected staleOnOtherHost: %v, got %v",
|
|
i, test.staleOnOtherHost, !test.staleOnOtherHost)
|
|
}
|
|
}
|
|
|
|
func lockExists(repo *repository.Repository, t testing.TB, id backend.ID) bool {
|
|
exists, err := repo.Backend().Test(backend.Lock, id.String())
|
|
OK(t, err)
|
|
|
|
return exists
|
|
}
|
|
|
|
func TestLockWithStaleLock(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
id1, err := createFakeLock(repo, time.Now().Add(-time.Hour), os.Getpid())
|
|
OK(t, err)
|
|
|
|
id2, err := createFakeLock(repo, time.Now().Add(-time.Minute), os.Getpid())
|
|
OK(t, err)
|
|
|
|
id3, err := createFakeLock(repo, time.Now().Add(-time.Minute), os.Getpid()+500000)
|
|
OK(t, err)
|
|
|
|
OK(t, restic.RemoveStaleLocks(repo))
|
|
|
|
Assert(t, lockExists(repo, t, id1) == false,
|
|
"stale lock still exists after RemoveStaleLocks was called")
|
|
Assert(t, lockExists(repo, t, id2) == true,
|
|
"non-stale lock was removed by RemoveStaleLocks")
|
|
Assert(t, lockExists(repo, t, id3) == false,
|
|
"stale lock still exists after RemoveStaleLocks was called")
|
|
|
|
OK(t, removeLock(repo, id2))
|
|
}
|
|
|
|
func TestRemoveAllLocks(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
id1, err := createFakeLock(repo, time.Now().Add(-time.Hour), os.Getpid())
|
|
OK(t, err)
|
|
|
|
id2, err := createFakeLock(repo, time.Now().Add(-time.Minute), os.Getpid())
|
|
OK(t, err)
|
|
|
|
id3, err := createFakeLock(repo, time.Now().Add(-time.Minute), os.Getpid()+500000)
|
|
OK(t, err)
|
|
|
|
OK(t, restic.RemoveAllLocks(repo))
|
|
|
|
Assert(t, lockExists(repo, t, id1) == false,
|
|
"lock still exists after RemoveAllLocks was called")
|
|
Assert(t, lockExists(repo, t, id2) == false,
|
|
"lock still exists after RemoveAllLocks was called")
|
|
Assert(t, lockExists(repo, t, id3) == false,
|
|
"lock still exists after RemoveAllLocks was called")
|
|
}
|
|
|
|
func TestLockRefresh(t *testing.T) {
|
|
repo := SetupRepo()
|
|
defer TeardownRepo(repo)
|
|
|
|
lock, err := restic.NewLock(repo)
|
|
OK(t, err)
|
|
|
|
var lockID *backend.ID
|
|
for id := range repo.List(backend.Lock, nil) {
|
|
if lockID != nil {
|
|
t.Error("more than one lock found")
|
|
}
|
|
lockID = &id
|
|
}
|
|
|
|
OK(t, lock.Refresh())
|
|
|
|
var lockID2 *backend.ID
|
|
for id := range repo.List(backend.Lock, nil) {
|
|
if lockID2 != nil {
|
|
t.Error("more than one lock found")
|
|
}
|
|
lockID2 = &id
|
|
}
|
|
|
|
Assert(t, !lockID.Equal(*lockID2),
|
|
"expected a new ID after lock refresh, got the same")
|
|
OK(t, lock.Unlock())
|
|
}
|