github.com/midokura/kubeedge@v1.2.0-mido.0/tests/stubs/edge/handlerstub/module.go (about)

     1  /*
     2  Copyright 2019 The KubeEdge Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8     http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package handlerstub
    18  
    19  import (
    20  	"k8s.io/klog"
    21  
    22  	"github.com/kubeedge/beehive/pkg/core"
    23  	"github.com/kubeedge/kubeedge/tests/stubs/common/constants"
    24  )
    25  
    26  // Init module
    27  func init() {
    28  	core.Register(&HandlerStub{})
    29  }
    30  
    31  // HandlerStub definition
    32  type HandlerStub struct {
    33  	podManager *PodManager
    34  }
    35  
    36  // Return module name
    37  func (*HandlerStub) Name() string {
    38  	return constants.HandlerStub
    39  }
    40  
    41  // Return module group
    42  func (*HandlerStub) Group() string {
    43  	return constants.MetaGroup
    44  }
    45  
    46  // Start handler hub
    47  func (hs *HandlerStub) Start() {
    48  	// New pod manager
    49  	pm, err := NewPodManager()
    50  	if err != nil {
    51  		klog.Errorf("Failed to create pod manager with error: %v", err)
    52  		return
    53  	}
    54  	hs.podManager = pm
    55  
    56  	// Wait for message
    57  	klog.Infof("Wait for message")
    58  	hs.WaitforMessage()
    59  
    60  	// Start upstream controller
    61  	upstream, err := NewUpstreamController(pm)
    62  	if err != nil {
    63  		klog.Errorf("New upstream controller failed with error: %v", err)
    64  		return
    65  	}
    66  	upstream.Start()
    67  }