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package main
import (
"context"
"flag"
"github.com/chrislusf/seaweedfs/weed/operation"
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
"github.com/chrislusf/seaweedfs/weed/security"
weed_server "github.com/chrislusf/seaweedfs/weed/server"
"github.com/chrislusf/seaweedfs/weed/storage"
"github.com/spf13/viper"
"io"
"log"
)
var (
master = flag.String("master", "localhost:9333", "master server host and port")
volumeId = flag.Int("volumeId", -1, "a volume id")
timeoutSeconds = flag.Int("timeoutSeconds", 0, "disconnect if no activity after these seconds")
)
func main() {
flag.Parse()
weed_server.LoadConfiguration("security", false)
grpcDialOption := security.LoadClientTLS(viper.Sub("grpc"), "client")
vid := storage.VolumeId(*volumeId)
// find volume location, replication, ttl info
lookup, err := operation.Lookup(*master, vid.String())
if err != nil {
log.Printf("Error looking up volume %d: %v", vid, err)
return
}
volumeServer := lookup.Locations[0].Url
log.Printf("volume %d is on volume server %s", vid, volumeServer)
err = operation.WithVolumeServerClient(volumeServer, grpcDialOption, func(client volume_server_pb.VolumeServerClient) error {
stream, err := client.VolumeTail(context.Background(), &volume_server_pb.VolumeTailRequest{
VolumeId: uint32(vid),
SinceNs: 0,
DrainingSeconds: uint32(*timeoutSeconds),
})
if err != nil {
return err
}
for {
resp, recvErr := stream.Recv()
if recvErr != nil {
if recvErr == io.EOF {
break
} else {
return recvErr
}
}
println("header:", len(resp.NeedleHeader), "body:", len(resp.NeedleBody))
}
return nil
})
if err != nil {
log.Printf("Error VolumeTail volume %d: %v", vid, err)
}
}