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filer can proxy to peer filer holding the lock

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This commit is contained in:
chrislu
2023-06-25 15:28:01 -07:00
parent 868f7875d7
commit 5149b3d07b
5 changed files with 239 additions and 179 deletions
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37
weed/server/filer_grpc_server_dlm.go
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@@ -16,7 +16,23 @@ func (fs *FilerServer) Lock(ctx context.Context, req *filer_pb.LockRequest) (res
var movedTo pb.ServerAddress
expiredAtNs := time.Now().Add(time.Duration(req.SecondsToLock) * time.Second).UnixNano()
resp.RenewToken, movedTo, err = fs.filer.Dlm.Lock(fs.option.Host, req.Name, expiredAtNs, req.PreviousLockToken)
resp.RenewToken, movedTo, err = fs.filer.Dlm.Lock(fs.option.Host, req.Name, expiredAtNs, req.RenewToken)
if !req.IsMoved && movedTo != "" {
err = pb.WithFilerClient(false, 0, movedTo, fs.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
secondResp, err := client.Lock(context.Background(), &filer_pb.LockRequest{
Name: req.Name,
SecondsToLock: req.SecondsToLock,
RenewToken: req.RenewToken,
IsMoved: true,
})
if err == nil {
resp.RenewToken = secondResp.RenewToken
} else {
resp.Error = secondResp.Error
}
return err
})
}
if err != nil {
resp.Error = fmt.Sprintf("%v", err)
@@ -33,10 +49,27 @@ func (fs *FilerServer) Unlock(ctx context.Context, req *filer_pb.UnlockRequest)
resp = &filer_pb.UnlockResponse{}
_, err = fs.filer.Dlm.Unlock(fs.option.Host, req.Name, req.LockToken)
var movedTo pb.ServerAddress
movedTo, err = fs.filer.Dlm.Unlock(fs.option.Host, req.Name, req.RenewToken)
if !req.IsMoved && movedTo != "" {
err = pb.WithFilerClient(false, 0, movedTo, fs.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
secondResp, err := client.Unlock(context.Background(), &filer_pb.UnlockRequest{
Name: req.Name,
RenewToken: req.RenewToken,
IsMoved: true,
})
resp.Error = secondResp.Error
return err
})
}
if err != nil {
resp.Error = fmt.Sprintf("%v", err)
}
if movedTo != "" {
resp.MovedTo = string(movedTo)
}
return resp, nil