containerd/metadata/leases_test.go

421 lines
8.8 KiB
Go

/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package metadata
import (
_ "crypto/sha256"
"testing"
"github.com/containerd/containerd/errdefs"
"github.com/containerd/containerd/leases"
"github.com/pkg/errors"
bolt "go.etcd.io/bbolt"
)
func TestLeases(t *testing.T) {
ctx, db, cancel := testEnv(t)
defer cancel()
lm := NewLeaseManager(NewDB(db, nil, nil))
testCases := []struct {
ID string
CreateErr error
DeleteErr error
}{
{
ID: "tx1",
},
{
ID: "tx1",
CreateErr: errdefs.ErrAlreadyExists,
DeleteErr: errdefs.ErrNotFound,
},
{
ID: "tx2",
},
}
var ll []leases.Lease
for _, tc := range testCases {
if err := db.Update(func(tx *bolt.Tx) error {
lease, err := lm.Create(WithTransactionContext(ctx, tx), leases.WithID(tc.ID))
if err != nil {
if tc.CreateErr != nil && errors.Is(err, tc.CreateErr) {
return nil
}
return err
}
ll = append(ll, lease)
return nil
}); err != nil {
t.Fatal(err)
}
}
listed, err := lm.List(ctx)
if err != nil {
t.Fatal(err)
}
if len(listed) != len(ll) {
t.Fatalf("Expected %d lease, got %d", len(ll), len(listed))
}
for i := range listed {
if listed[i].ID != ll[i].ID {
t.Fatalf("Expected lease ID %s, got %s", ll[i].ID, listed[i].ID)
}
if listed[i].CreatedAt != ll[i].CreatedAt {
t.Fatalf("Expected lease created at time %s, got %s", ll[i].CreatedAt, listed[i].CreatedAt)
}
}
for _, tc := range testCases {
if err := lm.Delete(ctx, leases.Lease{
ID: tc.ID,
}); err != nil {
if tc.DeleteErr == nil && !errors.Is(err, tc.DeleteErr) {
t.Fatal(err)
}
}
}
listed, err = lm.List(ctx)
if err != nil {
t.Fatal(err)
}
if len(listed) > 0 {
t.Fatalf("Expected no leases, found %d: %v", len(listed), listed)
}
}
func TestLeasesList(t *testing.T) {
ctx, db, cancel := testEnv(t)
defer cancel()
lm := NewLeaseManager(NewDB(db, nil, nil))
testset := [][]leases.Opt{
{
leases.WithID("lease1"),
leases.WithLabels(map[string]string{
"label1": "value1",
"label3": "other",
}),
},
{
leases.WithID("lease2"),
leases.WithLabels(map[string]string{
"label1": "value1",
"label2": "",
"label3": "other",
}),
},
{
leases.WithID("lease3"),
leases.WithLabels(map[string]string{
"label1": "value2",
"label2": "something",
}),
},
}
// Insert all
if err := db.Update(func(tx *bolt.Tx) error {
for _, opts := range testset {
_, err := lm.Create(WithTransactionContext(ctx, tx), opts...)
if err != nil {
return err
}
}
return nil
}); err != nil {
t.Fatal(err)
}
for _, testcase := range []struct {
name string
filters []string
expected []string
}{
{
name: "All",
filters: []string{},
expected: []string{"lease1", "lease2", "lease3"},
},
{
name: "ID",
filters: []string{"id==lease1"},
expected: []string{"lease1"},
},
{
name: "IDx2",
filters: []string{"id==lease1", "id==lease2"},
expected: []string{"lease1", "lease2"},
},
{
name: "Label1",
filters: []string{"labels.label1"},
expected: []string{"lease1", "lease2", "lease3"},
},
{
name: "Label1value1",
filters: []string{"labels.label1==value1"},
expected: []string{"lease1", "lease2"},
},
{
name: "Label1value2",
filters: []string{"labels.label1==value2"},
expected: []string{"lease3"},
},
{
name: "Label2",
filters: []string{"labels.label2"},
expected: []string{"lease3"},
},
{
name: "Label3",
filters: []string{"labels.label2", "labels.label3"},
expected: []string{"lease1", "lease2", "lease3"},
},
} {
t.Run(testcase.name, func(t *testing.T) {
results, err := lm.List(ctx, testcase.filters...)
if err != nil {
t.Fatal(err)
}
if len(results) != len(testcase.expected) {
t.Errorf("length of result does not match expected: %v != %v", len(results), len(testcase.expected))
}
expectedMap := map[string]struct{}{}
for _, expected := range testcase.expected {
expectedMap[expected] = struct{}{}
}
for _, result := range results {
if _, ok := expectedMap[result.ID]; !ok {
t.Errorf("unexpected match: %v", result.ID)
} else {
delete(expectedMap, result.ID)
}
}
if len(expectedMap) > 0 {
for match := range expectedMap {
t.Errorf("missing match: %v", match)
}
}
})
}
// delete everything to test it
for _, opts := range testset {
var lease leases.Lease
for _, opt := range opts {
if err := opt(&lease); err != nil {
t.Fatal(err)
}
}
if err := lm.Delete(ctx, lease); err != nil {
t.Fatal(err)
}
// try it again, get not found
if err := lm.Delete(ctx, lease); err == nil {
t.Fatalf("expected error deleting non-existent lease")
} else if !errdefs.IsNotFound(err) {
t.Fatalf("unexpected error: %s", err)
}
}
}
func TestLeaseResource(t *testing.T) {
ctx, db, cancel := testEnv(t)
defer cancel()
lm := NewLeaseManager(NewDB(db, nil, nil))
var (
leaseID = "l1"
lease = leases.Lease{
ID: leaseID,
}
snapshotterKey = "RstMI3X8vguKoPFkmIStZ5fQFI7F1L0o"
)
// prepare lease
if _, err := lm.Create(ctx, leases.WithID(leaseID)); err != nil {
t.Fatal(err)
}
testCases := []struct {
lease leases.Lease
resource leases.Resource
err error
}{
{
lease: lease,
resource: leases.Resource{
ID: "sha256:29f5d56d12684887bdfa50dcd29fc31eea4aaf4ad3bec43daf19026a7ce69912",
Type: "content",
},
},
{
lease: lease,
resource: leases.Resource{
ID: "d2UdcINOwrBTQG9kS8rySAM3eMNBSojH",
Type: "ingests",
},
},
{
// allow to add resource which exists
lease: lease,
resource: leases.Resource{
ID: "d2UdcINOwrBTQG9kS8rySAM3eMNBSojH",
Type: "ingests",
},
},
{
// not allow to reference to lease
lease: lease,
resource: leases.Resource{
ID: "xCAV3F6PddlXitbtby0Vo23Qof6RTWpG",
Type: "leases",
},
err: errdefs.ErrNotImplemented,
},
{
// not allow to reference to container
lease: lease,
resource: leases.Resource{
ID: "05O9ljptPu5Qq9kZGOacEfymBwQFM8ZH",
Type: "containers",
},
err: errdefs.ErrNotImplemented,
},
{
// not allow to reference to image
lease: lease,
resource: leases.Resource{
ID: "qBUHpWBn03YaCt9cL3PPGKWoxBqTlLfu",
Type: "image",
},
err: errdefs.ErrNotImplemented,
},
{
lease: lease,
resource: leases.Resource{
ID: "HMemOhlygombYhkhHhAZj5aRbDy2a3z2",
Type: "snapshots",
},
err: errdefs.ErrInvalidArgument,
},
{
lease: lease,
resource: leases.Resource{
ID: snapshotterKey,
Type: "snapshots/overlayfs",
},
},
{
lease: lease,
resource: leases.Resource{
ID: "HMemOhlygombYhkhHhAZj5aRbDy2a3z2",
Type: "snapshots/overlayfs/type1",
},
err: errdefs.ErrInvalidArgument,
},
{
lease: leases.Lease{
ID: "non-found",
},
resource: leases.Resource{
ID: "HMemOhlygombYhkhHhAZj5aRbDy2a3z2",
Type: "snapshots/overlayfs",
},
err: errdefs.ErrNotFound,
},
}
idxList := make(map[leases.Resource]bool)
for i, tc := range testCases {
if err := db.Update(func(tx *bolt.Tx) error {
err0 := lm.AddResource(WithTransactionContext(ctx, tx), tc.lease, tc.resource)
if !errors.Is(err0, tc.err) {
return errors.Errorf("expect error (%v), but got (%v)", tc.err, err0)
}
if err0 == nil {
// not visited yet
idxList[tc.resource] = false
}
return nil
}); err != nil {
t.Fatalf("failed to run case %d with resource: %v", i, err)
}
}
// check list function
var gotList []leases.Resource
gotList, err := lm.ListResources(ctx, lease)
if err != nil {
t.Fatal(err)
}
if len(gotList) != len(idxList) {
t.Fatalf("expected (%d) resources, but got (%d)", len(idxList), len(gotList))
}
for _, r := range gotList {
visited, ok := idxList[r]
if !ok {
t.Fatalf("unexpected resource(%v)", r)
}
if visited {
t.Fatalf("duplicate resource(%v)", r)
}
idxList[r] = true
}
// remove snapshots
if err := lm.DeleteResource(ctx, lease, leases.Resource{
ID: snapshotterKey,
Type: "snapshots/overlayfs",
}); err != nil {
t.Fatal(err)
}
// check list number
gotList, err = lm.ListResources(ctx, lease)
if err != nil {
t.Fatal(err)
}
if len(gotList)+1 != len(idxList) {
t.Fatalf("expected (%d) resources, but got (%d)", len(idxList)-1, len(gotList))
}
}