forked from TrueCloudLab/frostfs-node
[#1427] object: Fix Put for EC object when node unavailable
There might be situation when context canceled earlier than traverser move to another part of the nodes. To avoid this, need to wait for the result from concurrent put at each traverser iteration. Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>
This commit is contained in:
parent
42bf03e5cc
commit
acd6eb1815
2 changed files with 205 additions and 6 deletions
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@ -197,14 +197,15 @@ func (e *ECWriter) writeRawObject(ctx context.Context, obj *objectSDK.Object) er
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if err != nil {
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return err
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}
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partsProcessed := make([]atomic.Bool, len(parts))
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objID, _ := obj.ID()
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t, err := placement.NewTraverser(append(e.PlacementOpts, placement.ForObject(objID))...)
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if err != nil {
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return err
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}
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eg, egCtx := errgroup.WithContext(ctx)
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for {
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eg, egCtx := errgroup.WithContext(ctx)
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nodes := t.Next()
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if len(nodes) == 0 {
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break
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@ -216,13 +217,20 @@ func (e *ECWriter) writeRawObject(ctx context.Context, obj *objectSDK.Object) er
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}
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for idx := range parts {
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eg.Go(func() error {
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return e.writePart(egCtx, parts[idx], idx, nodes, visited)
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})
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t.SubmitSuccess()
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if !partsProcessed[idx].Load() {
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eg.Go(func() error {
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err := e.writePart(egCtx, parts[idx], idx, nodes, visited)
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if err == nil {
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partsProcessed[idx].Store(true)
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t.SubmitSuccess()
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}
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return err
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})
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}
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}
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err = eg.Wait()
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}
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if err := eg.Wait(); err != nil {
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if err != nil {
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return errIncompletePut{
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singleErr: err,
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}
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191
pkg/services/object/common/writer/ec_test.go
Normal file
191
pkg/services/object/common/writer/ec_test.go
Normal file
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@ -0,0 +1,191 @@
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package writer
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import (
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"bytes"
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"context"
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"crypto/rand"
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"crypto/sha256"
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"errors"
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"fmt"
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"strconv"
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"testing"
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rawclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
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netmapcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/network"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object_manager/placement"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/checksum"
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apiclient "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
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cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
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cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
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objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
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oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
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oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
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usertest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user/test"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/version"
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"git.frostfs.info/TrueCloudLab/tzhash/tz"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/panjf2000/ants/v2"
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"github.com/stretchr/testify/require"
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)
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type testPlacementBuilder struct {
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vectors [][]netmap.NodeInfo
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}
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func (p *testPlacementBuilder) BuildPlacement(_ cid.ID, _ *oid.ID, _ netmap.PlacementPolicy) (
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[][]netmap.NodeInfo, error,
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) {
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arr := make([]netmap.NodeInfo, len(p.vectors[0]))
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copy(arr, p.vectors[0])
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return [][]netmap.NodeInfo{arr}, nil
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}
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type nmKeys struct{}
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func (nmKeys) IsLocalKey(_ []byte) bool {
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return false
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}
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type clientConstructor struct {
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vectors [][]netmap.NodeInfo
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}
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func (c clientConstructor) Get(info client.NodeInfo) (client.MultiAddressClient, error) {
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if bytes.Equal(info.PublicKey(), c.vectors[0][0].PublicKey()) ||
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bytes.Equal(info.PublicKey(), c.vectors[0][1].PublicKey()) {
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return multiAddressClient{err: errors.New("node unavailable")}, nil
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}
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return multiAddressClient{}, nil
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}
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type multiAddressClient struct {
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client.MultiAddressClient
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err error
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}
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func (c multiAddressClient) ObjectPutSingle(_ context.Context, _ apiclient.PrmObjectPutSingle) (*apiclient.ResObjectPutSingle, error) {
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if c.err != nil {
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return nil, c.err
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}
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return &apiclient.ResObjectPutSingle{}, nil
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}
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func (c multiAddressClient) ReportError(error) {
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}
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func (multiAddressClient) RawForAddress(context.Context, network.Address, func(cli *rawclient.Client) error) error {
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return nil
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}
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func TestECWriter(t *testing.T) {
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// Create container with policy EC 1.1
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cnr := container.Container{}
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p1 := netmap.PlacementPolicy{}
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p1.SetContainerBackupFactor(1)
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x1 := netmap.ReplicaDescriptor{}
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x1.SetECDataCount(1)
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x1.SetECParityCount(1)
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p1.AddReplicas(x1)
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cnr.SetPlacementPolicy(p1)
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cnr.SetAttribute("cnr", "cnr1")
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cid := cidtest.ID()
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// Create 4 nodes, 2 nodes for chunks,
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// 2 nodes for the case when the first two will fail.
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ns, _ := testNodeMatrix(t, []int{4})
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data := make([]byte, 100)
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_, _ = rand.Read(data)
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ver := version.Current()
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var csum checksum.Checksum
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csum.SetSHA256(sha256.Sum256(data))
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var csumTZ checksum.Checksum
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csumTZ.SetTillichZemor(tz.Sum(csum.Value()))
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obj := objectSDK.New()
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obj.SetID(oidtest.ID())
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obj.SetOwnerID(usertest.ID())
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obj.SetContainerID(cid)
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obj.SetVersion(&ver)
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obj.SetPayload(data)
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obj.SetPayloadSize(uint64(len(data)))
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obj.SetPayloadChecksum(csum)
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obj.SetPayloadHomomorphicHash(csumTZ)
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// Builder return nodes without sort by hrw
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builder := &testPlacementBuilder{
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vectors: ns,
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}
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ownerKey, err := keys.NewPrivateKey()
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require.NoError(t, err)
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pool, err := ants.NewPool(4, ants.WithNonblocking(true))
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require.NoError(t, err)
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log, err := logger.NewLogger(nil)
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require.NoError(t, err)
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var n nmKeys
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ecw := ECWriter{
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Config: &Config{
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NetmapKeys: n,
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RemotePool: pool,
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Logger: log,
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ClientConstructor: clientConstructor{vectors: ns},
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},
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PlacementOpts: append(
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[]placement.Option{placement.UseBuilder(builder), placement.ForContainer(cnr)},
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placement.WithCopyNumbers(nil)), // copies number ignored for EC
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Container: cnr,
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Key: &ownerKey.PrivateKey,
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Relay: nil,
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ObjectMetaValid: true,
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}
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err = ecw.WriteObject(context.Background(), obj)
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require.NoError(t, err)
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}
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func testNodeMatrix(t testing.TB, dim []int) ([][]netmap.NodeInfo, [][]string) {
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mNodes := make([][]netmap.NodeInfo, len(dim))
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mAddr := make([][]string, len(dim))
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for i := range dim {
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ns := make([]netmap.NodeInfo, dim[i])
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as := make([]string, dim[i])
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for j := range dim[i] {
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a := fmt.Sprintf("/ip4/192.168.0.%s/tcp/%s",
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strconv.Itoa(i),
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strconv.Itoa(60000+j),
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)
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var ni netmap.NodeInfo
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ni.SetNetworkEndpoints(a)
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ni.SetPublicKey([]byte(a))
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var na network.AddressGroup
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err := na.FromIterator(netmapcore.Node(ni))
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require.NoError(t, err)
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as[j] = network.StringifyGroup(na)
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ns[j] = ni
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}
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mNodes[i] = ns
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mAddr[i] = as
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}
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return mNodes, mAddr
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}
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