mirror of
https://github.com/tim-beatham/smegmesh.git
synced 2024-12-13 18:11:25 +01:00
352648b7cb
- Fixed problem where connection not removed on error
68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
package sync
|
|
|
|
import (
|
|
"github.com/tim-beatham/wgmesh/pkg/conn"
|
|
logging "github.com/tim-beatham/wgmesh/pkg/log"
|
|
"github.com/tim-beatham/wgmesh/pkg/mesh"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
)
|
|
|
|
// SyncErrorHandler: Handles errors when attempting to sync
|
|
type SyncErrorHandler interface {
|
|
Handle(meshId string, endpoint string, err error) bool
|
|
}
|
|
|
|
// SyncErrorHandlerImpl Is an implementation of the SyncErrorHandler
|
|
type SyncErrorHandlerImpl struct {
|
|
meshManager mesh.MeshManager
|
|
connManager conn.ConnectionManager
|
|
}
|
|
|
|
func (s *SyncErrorHandlerImpl) handleFailed(meshId string, nodeId string) bool {
|
|
mesh := s.meshManager.GetMesh(meshId)
|
|
mesh.Mark(nodeId)
|
|
node, err := mesh.GetNode(nodeId)
|
|
|
|
if err != nil {
|
|
s.connManager.RemoveConnection(node.GetHostEndpoint())
|
|
}
|
|
return true
|
|
}
|
|
|
|
func (s *SyncErrorHandlerImpl) handleDeadlineExceeded(meshId string, nodeId string) bool {
|
|
mesh := s.meshManager.GetMesh(meshId)
|
|
|
|
if mesh == nil {
|
|
return true
|
|
}
|
|
|
|
node, err := mesh.GetNode(nodeId)
|
|
|
|
if err != nil {
|
|
return false
|
|
}
|
|
|
|
s.connManager.RemoveConnection(node.GetHostEndpoint())
|
|
return true
|
|
}
|
|
|
|
func (s *SyncErrorHandlerImpl) Handle(meshId string, nodeId string, err error) bool {
|
|
errStatus, _ := status.FromError(err)
|
|
|
|
logging.Log.WriteInfof("Handled gRPC error: %s", errStatus.Message())
|
|
|
|
switch errStatus.Code() {
|
|
case codes.Unavailable, codes.Unknown, codes.Internal, codes.NotFound:
|
|
return s.handleFailed(meshId, nodeId)
|
|
case codes.DeadlineExceeded:
|
|
return s.handleDeadlineExceeded(meshId, nodeId)
|
|
}
|
|
|
|
return false
|
|
}
|
|
|
|
func NewSyncErrorHandler(m mesh.MeshManager, conn conn.ConnectionManager) SyncErrorHandler {
|
|
return &SyncErrorHandlerImpl{meshManager: m, connManager: conn}
|
|
}
|