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Add req-ID to logging

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with this log format we can easily identify
the logs per request

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2019-09-11 11:34:07 +05:30
committed by mergify[bot]
parent ed9330d2f6
commit e395080cdc
3 changed files with 117 additions and 0 deletions
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38
pkg/csi-common/utils.go
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@ -107,11 +107,49 @@ func RunControllerandNodePublishServer(endpoint, hstOption string, d *CSIDriver,
s.Wait()
}
func getReqID(req interface{}) string {
// if req is nil empty string will be returned
reqID := ""
switch r := req.(type) {
case *csi.CreateVolumeRequest:
reqID = r.Name
case *csi.DeleteVolumeRequest:
reqID = r.VolumeId
case *csi.CreateSnapshotRequest:
reqID = r.Name
case *csi.DeleteSnapshotRequest:
reqID = r.SnapshotId
case *csi.ControllerExpandVolumeRequest:
reqID = r.VolumeId
case *csi.NodeStageVolumeRequest:
reqID = r.VolumeId
case *csi.NodeUnstageVolumeRequest:
reqID = r.VolumeId
case *csi.NodePublishVolumeRequest:
reqID = r.VolumeId
case *csi.NodeUnpublishVolumeRequest:
reqID = r.VolumeId
case *csi.NodeExpandVolumeRequest:
reqID = r.VolumeId
}
return reqID
}
var id uint64
func contextIDInjector(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
atomic.AddUint64(&id, 1)
ctx = context.WithValue(ctx, util.CtxKey, id)
reqID := getReqID(req)
if reqID != "" {
ctx = context.WithValue(ctx, util.ReqID, reqID)
}
return handler(ctx, req)
}