forked from TrueCloudLab/frostfs-node
106 lines
2.5 KiB
Go
106 lines
2.5 KiB
Go
package tree
|
|
|
|
import (
|
|
"context"
|
|
"crypto/sha256"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
|
|
"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/pilorama"
|
|
"github.com/nspcc-dev/neofs-node/pkg/network"
|
|
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
|
|
"google.golang.org/grpc"
|
|
)
|
|
|
|
// Synchronize tries to synchronize log starting from the last stored height.
|
|
func (s *Service) Synchronize(ctx context.Context, cid cid.ID, treeID string) error {
|
|
nodes, _, err := s.getContainerNodes(cid)
|
|
if err != nil {
|
|
return fmt.Errorf("can't get container nodes: %w", err)
|
|
}
|
|
|
|
lm, err := s.forest.TreeGetOpLog(cid, treeID, 0)
|
|
if err != nil && !errors.Is(err, pilorama.ErrTreeNotFound) {
|
|
return err
|
|
}
|
|
|
|
height := lm.Time + 1
|
|
for _, n := range nodes {
|
|
n.IterateNetworkEndpoints(func(addr string) bool {
|
|
var a network.Address
|
|
if err := a.FromString(addr); err != nil {
|
|
return false
|
|
}
|
|
|
|
cc, err := grpc.DialContext(ctx, a.URIAddr(), grpc.WithInsecure())
|
|
if err != nil {
|
|
// Failed to connect, try the next address.
|
|
return false
|
|
}
|
|
|
|
treeClient := NewTreeServiceClient(cc)
|
|
for {
|
|
h, err := s.synchronizeSingle(ctx, cid, treeID, height, treeClient)
|
|
if height < h {
|
|
height = h
|
|
}
|
|
if err != nil || h <= height {
|
|
// Error with the response, try the next node.
|
|
return true
|
|
}
|
|
}
|
|
})
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (s *Service) synchronizeSingle(ctx context.Context, cid cid.ID, treeID string, height uint64, treeClient TreeServiceClient) (uint64, error) {
|
|
rawCID := make([]byte, sha256.Size)
|
|
cid.Encode(rawCID)
|
|
|
|
for {
|
|
newHeight := height
|
|
req := &GetOpLogRequest{
|
|
Body: &GetOpLogRequest_Body{
|
|
ContainerId: rawCID,
|
|
TreeId: treeID,
|
|
Height: newHeight,
|
|
Count: MaxGetSubTreeDepth,
|
|
},
|
|
}
|
|
if err := signMessage(req, s.key); err != nil {
|
|
return newHeight, err
|
|
}
|
|
|
|
c, err := treeClient.GetOpLog(ctx, req)
|
|
if err != nil {
|
|
return newHeight, fmt.Errorf("can't initialize client: %w", err)
|
|
}
|
|
|
|
res, err := c.Recv()
|
|
for ; err == nil; res, err = c.Recv() {
|
|
lm := res.GetBody().GetOperation()
|
|
m := &pilorama.Move{
|
|
Parent: lm.ParentId,
|
|
Child: lm.ChildId,
|
|
}
|
|
if err := m.Meta.FromBytes(lm.Meta); err != nil {
|
|
return newHeight, err
|
|
}
|
|
d := pilorama.CIDDescriptor{CID: cid}
|
|
if err := s.forest.TreeApply(d, treeID, m); err != nil {
|
|
return newHeight, err
|
|
}
|
|
if m.Time > newHeight {
|
|
newHeight = m.Time + 1
|
|
} else {
|
|
newHeight++
|
|
}
|
|
}
|
|
if height == newHeight || err != nil && !errors.Is(err, io.EOF) {
|
|
return newHeight, err
|
|
}
|
|
height = newHeight
|
|
}
|
|
}
|