示例#1
0
// applyPlan is used to apply the plan result and to return the alloc index
func (s *Server) applyPlan(result *structs.PlanResult, snap *state.StateSnapshot) (raft.ApplyFuture, error) {
	req := structs.AllocUpdateRequest{}
	for _, updateList := range result.NodeUpdate {
		req.Alloc = append(req.Alloc, updateList...)
	}
	for _, allocList := range result.NodeAllocation {
		req.Alloc = append(req.Alloc, allocList...)
	}
	req.Alloc = append(req.Alloc, result.FailedAllocs...)

	// Dispatch the Raft transaction
	future, err := s.raftApplyFuture(structs.AllocUpdateRequestType, &req)
	if err != nil {
		return nil, err
	}

	// Optimistically apply to our state view
	if snap != nil {
		nextIdx := s.raft.AppliedIndex() + 1
		if err := snap.UpsertAllocs(nextIdx, req.Alloc); err != nil {
			return future, err
		}
	}
	return future, nil
}
示例#2
0
// applyPlan is used to apply the plan result and to return the alloc index
func (s *Server) applyPlan(result *structs.PlanResult, snap *state.StateSnapshot) (raft.ApplyFuture, error) {
	req := structs.AllocUpdateRequest{}
	for _, updateList := range result.NodeUpdate {
		req.Alloc = append(req.Alloc, updateList...)
	}
	for _, allocList := range result.NodeAllocation {
		req.Alloc = append(req.Alloc, allocList...)
	}
	req.Alloc = append(req.Alloc, result.FailedAllocs...)

	// Set the time the alloc was applied for the first time. This can be used
	// to approximate the scheduling time.
	now := time.Now().UTC().UnixNano()
	for _, alloc := range req.Alloc {
		if alloc.CreateTime == 0 {
			alloc.CreateTime = now
		}
	}

	// Dispatch the Raft transaction
	future, err := s.raftApplyFuture(structs.AllocUpdateRequestType, &req)
	if err != nil {
		return nil, err
	}

	// Optimistically apply to our state view
	if snap != nil {
		nextIdx := s.raft.AppliedIndex() + 1
		if err := snap.UpsertAllocs(nextIdx, req.Alloc); err != nil {
			return future, err
		}
	}
	return future, nil
}
示例#3
0
// applyPlan is used to apply the plan result and to return the alloc index
func (s *Server) applyPlan(result *structs.PlanResult) (uint64, error) {
	defer metrics.MeasureSince([]string{"nomad", "plan", "apply"}, time.Now())
	req := structs.AllocUpdateRequest{}
	for _, updateList := range result.NodeUpdate {
		req.Alloc = append(req.Alloc, updateList...)
	}
	for _, allocList := range result.NodeAllocation {
		req.Alloc = append(req.Alloc, allocList...)
	}
	req.Alloc = append(req.Alloc, result.FailedAllocs...)

	_, index, err := s.raftApply(structs.AllocUpdateRequestType, &req)
	return index, err
}
示例#4
0
// applyPlan is used to apply the plan result and to return the alloc index
func (s *Server) applyPlan(job *structs.Job, result *structs.PlanResult, snap *state.StateSnapshot) (raft.ApplyFuture, error) {
	// Determine the miniumum number of updates, could be more if there
	// are multiple updates per node
	minUpdates := len(result.NodeUpdate)
	minUpdates += len(result.NodeAllocation)
	minUpdates += len(result.FailedAllocs)

	// Setup the update request
	req := structs.AllocUpdateRequest{
		Job:   job,
		Alloc: make([]*structs.Allocation, 0, minUpdates),
	}
	for _, updateList := range result.NodeUpdate {
		req.Alloc = append(req.Alloc, updateList...)
	}
	for _, allocList := range result.NodeAllocation {
		req.Alloc = append(req.Alloc, allocList...)
	}
	req.Alloc = append(req.Alloc, result.FailedAllocs...)

	// Set the time the alloc was applied for the first time. This can be used
	// to approximate the scheduling time.
	now := time.Now().UTC().UnixNano()
	for _, alloc := range req.Alloc {
		if alloc.CreateTime == 0 {
			alloc.CreateTime = now
		}
	}

	// Dispatch the Raft transaction
	future, err := s.raftApplyFuture(structs.AllocUpdateRequestType, &req)
	if err != nil {
		return nil, err
	}

	// Optimistically apply to our state view
	if snap != nil {
		nextIdx := s.raft.AppliedIndex() + 1
		if err := snap.UpsertAllocs(nextIdx, req.Alloc); err != nil {
			return future, err
		}
	}
	return future, nil
}