move error to a separate file

This file contains metric names for all errors
The naming convention is ErrorSomeThing = "error.some.thing"
This commit is contained in:
chrislu 2022-02-04 22:57:51 -08:00
parent a23fcb9a7c
commit 433fde4b18
5 changed files with 55 additions and 24 deletions

View file

@ -37,11 +37,11 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
}
if err == filer_pb.ErrNotFound {
glog.V(1).Infof("Not found %s: %v", path, err)
stats.FilerRequestCounter.WithLabelValues("read.notfound").Inc()
stats.FilerRequestCounter.WithLabelValues(stats.ErrorReadNotFound).Inc()
w.WriteHeader(http.StatusNotFound)
} else {
glog.Errorf("Internal %s: %v", path, err)
stats.FilerRequestCounter.WithLabelValues("read.internalerror").Inc()
stats.FilerRequestCounter.WithLabelValues(stats.ErrorReadInternal).Inc()
w.WriteHeader(http.StatusInternalServerError)
}
return
@ -162,7 +162,7 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
if offset+size <= int64(len(entry.Content)) {
_, err := writer.Write(entry.Content[offset : offset+size])
if err != nil {
stats.FilerRequestCounter.WithLabelValues("write.entry.failed").Inc()
stats.FilerRequestCounter.WithLabelValues(stats.ErrorWriteEntry).Inc()
glog.Errorf("failed to write entry content: %v", err)
}
return err
@ -174,7 +174,7 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
Directory: dir,
Name: name,
}); err != nil {
stats.FilerRequestCounter.WithLabelValues("read.cache.failed").Inc()
stats.FilerRequestCounter.WithLabelValues(stats.ErrorReadCache).Inc()
glog.Errorf("CacheRemoteObjectToLocalCluster %s: %v", entry.FullPath, err)
return fmt.Errorf("cache %s: %v", entry.FullPath, err)
} else {
@ -184,7 +184,7 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request)
err = filer.StreamContent(fs.filer.MasterClient, writer, chunks, offset, size)
if err != nil {
stats.FilerRequestCounter.WithLabelValues("read.stream.failed").Inc()
stats.FilerRequestCounter.WithLabelValues(stats.ErrorReadStream).Inc()
glog.Errorf("failed to stream content %s: %v", r.URL, err)
}
return err

View file

@ -0,0 +1,31 @@
package stats
// This file contains metric names for all errors
// The naming convention is ErrorSomeThing = "error.some.thing"
const (
// volume server
ErrorSizeMismatchOffsetSize = "errorSizeMismatchOffsetSize"
ErrorSizeMismatch = "errorSizeMismatch"
ErrorCRC = "errorCRC"
ErrorIndexOutOfRange = "errorIndexOutOfRange"
// master topology
ErrorWriteToLocalDisk = "errorWriteToLocalDisk"
ErrorUnmarshalPairs = "errorUnmarshalPairs"
ErrorWriteToReplicas = "errorWriteToReplicas"
// master client
FailedToKeepConnected = "failedToKeepConnected"
FailedToSend = "failedToSend"
FailedToReceive = "failedToReceive"
RedirectedToleader = "redirectedToleader"
OnPeerUpdate = "onPeerUpdate"
Failed = "failed"
// filer handler
ErrorReadNotFound = "read.notfound"
ErrorReadInternal = "read.internalerror"
ErrorWriteEntry = "write.entry.failed"
ErrorReadCache = "read.cache.failed"
ErrorReadStream = "read.stream.failed"
)

View file

@ -218,11 +218,11 @@ func (n *Needle) ReadBytes(bytes []byte, offset int64, size Size, version Versio
if n.Size != size {
// cookie is not always passed in for this API. Use size to do preliminary checking.
if OffsetSize == 4 && offset < int64(MaxPossibleVolumeSize) {
stats.VolumeServerRequestCounter.WithLabelValues("errorSizeMismatchOffsetSize").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorSizeMismatchOffsetSize).Inc()
glog.Errorf("entry not found1: offset %d found id %x size %d, expected size %d", offset, n.Id, n.Size, size)
return ErrorSizeMismatch
}
stats.VolumeServerRequestCounter.WithLabelValues("errorSizeMismatch").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorSizeMismatch).Inc()
return fmt.Errorf("entry not found: offset %d found id %x size %d, expected size %d", offset, n.Id, n.Size, size)
}
switch version {
@ -238,7 +238,7 @@ func (n *Needle) ReadBytes(bytes []byte, offset int64, size Size, version Versio
checksum := util.BytesToUint32(bytes[NeedleHeaderSize+size : NeedleHeaderSize+size+NeedleChecksumSize])
newChecksum := NewCRC(n.Data)
if checksum != newChecksum.Value() {
stats.VolumeServerRequestCounter.WithLabelValues("errorCRC").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorCRC).Inc()
return errors.New("CRC error! Data On Disk Corrupted")
}
n.Checksum = newChecksum
@ -271,7 +271,7 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
n.DataSize = util.BytesToUint32(bytes[index : index+4])
index = index + 4
if int(n.DataSize)+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 1)
}
n.Data = bytes[index : index+int(n.DataSize)]
@ -283,7 +283,7 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
n.NameSize = uint8(bytes[index])
index = index + 1
if int(n.NameSize)+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 2)
}
n.Name = bytes[index : index+int(n.NameSize)]
@ -293,7 +293,7 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
n.MimeSize = uint8(bytes[index])
index = index + 1
if int(n.MimeSize)+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 3)
}
n.Mime = bytes[index : index+int(n.MimeSize)]
@ -301,7 +301,7 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
}
if index < lenBytes && n.HasLastModifiedDate() {
if LastModifiedBytesLength+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 4)
}
n.LastModified = util.BytesToUint64(bytes[index : index+LastModifiedBytesLength])
@ -309,7 +309,7 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
}
if index < lenBytes && n.HasTtl() {
if TtlBytesLength+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 5)
}
n.Ttl = LoadTTLFromBytes(bytes[index : index+TtlBytesLength])
@ -317,13 +317,13 @@ func (n *Needle) readNeedleDataVersion2(bytes []byte) (err error) {
}
if index < lenBytes && n.HasPairs() {
if 2+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 6)
}
n.PairsSize = util.BytesToUint16(bytes[index : index+2])
index += 2
if int(n.PairsSize)+index > lenBytes {
stats.VolumeServerRequestCounter.WithLabelValues("errorIndexOutOfRange").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorIndexOutOfRange).Inc()
return fmt.Errorf("index out of range %d", 7)
}
end := index + int(n.PairsSize)

View file

@ -45,7 +45,7 @@ func ReplicatedWrite(masterFn operation.GetMasterFn, grpcDialOption grpc.DialOpt
if s.GetVolume(volumeId) != nil {
isUnchanged, err = s.WriteVolumeNeedle(volumeId, n, true, fsync)
if err != nil {
stats.VolumeServerRequestCounter.WithLabelValues("errorWriteToLocalDisk").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorWriteToLocalDisk).Inc()
err = fmt.Errorf("failed to write to local disk: %v", err)
glog.V(0).Infoln(err)
return
@ -76,7 +76,7 @@ func ReplicatedWrite(masterFn operation.GetMasterFn, grpcDialOption grpc.DialOpt
tmpMap := make(map[string]string)
err := json.Unmarshal(n.Pairs, &tmpMap)
if err != nil {
stats.VolumeServerRequestCounter.WithLabelValues("errorUnmarshalPairs").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorUnmarshalPairs).Inc()
glog.V(0).Infoln("Unmarshal pairs error:", err)
}
for k, v := range tmpMap {
@ -98,7 +98,7 @@ func ReplicatedWrite(masterFn operation.GetMasterFn, grpcDialOption grpc.DialOpt
_, err := operation.UploadData(n.Data, uploadOption)
return err
}); err != nil {
stats.VolumeServerRequestCounter.WithLabelValues("errorWriteToReplicas").Inc()
stats.VolumeServerRequestCounter.WithLabelValues(stats.ErrorWriteToReplicas).Inc()
err = fmt.Errorf("failed to write to replicas for volume %d: %v", volumeId, err)
glog.V(0).Infoln(err)
}

View file

@ -105,7 +105,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
stream, err := client.KeepConnected(ctx)
if err != nil {
glog.V(1).Infof("%s masterClient failed to keep connected to %s: %v", mc.clientType, master, err)
stats.MasterClientConnectCounter.WithLabelValues("failedToKeepConnected").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.FailedToKeepConnected).Inc()
return err
}
@ -115,7 +115,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
Version: util.Version(),
}); err != nil {
glog.V(0).Infof("%s masterClient failed to send to %s: %v", mc.clientType, master, err)
stats.MasterClientConnectCounter.WithLabelValues("failedToSend").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.FailedToSend).Inc()
return err
}
@ -126,7 +126,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
resp, err := stream.Recv()
if err != nil {
glog.V(0).Infof("%s masterClient failed to receive from %s: %v", mc.clientType, master, err)
stats.MasterClientConnectCounter.WithLabelValues("failedToReceive").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.FailedToReceive).Inc()
return err
}
@ -135,7 +135,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
if resp.VolumeLocation.Leader != "" {
glog.V(0).Infof("redirected to leader %v", resp.VolumeLocation.Leader)
nextHintedLeader = pb.ServerAddress(resp.VolumeLocation.Leader)
stats.MasterClientConnectCounter.WithLabelValues("redirectedToleader").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.RedirectedToleader).Inc()
return nil
}
@ -164,7 +164,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
} else {
glog.V(0).Infof("- %s %s leader:%v\n", update.NodeType, update.Address, update.IsLeader)
}
stats.MasterClientConnectCounter.WithLabelValues("onPeerUpdate").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.OnPeerUpdate).Inc()
mc.OnPeerUpdate(update)
}
}
@ -173,7 +173,7 @@ func (mc *MasterClient) tryConnectToMaster(master pb.ServerAddress) (nextHintedL
})
if gprcErr != nil {
stats.MasterClientConnectCounter.WithLabelValues("failed").Inc()
stats.MasterClientConnectCounter.WithLabelValues(stats.Failed).Inc()
glog.V(1).Infof("%s masterClient failed to connect with master %v: %v", mc.clientType, master, gprcErr)
}
return