Golang NetPlugin.CreateEndpoint方法代碼示例

// processEpState restores endpoint state
func processEpState(netPlugin *plugin.NetPlugin, opts cliOpts, epID string) error {
	// take a lock to ensure we are programming one event at a time.
	// Also network create events need to be processed before endpoint creates
	// and reverse shall happen for deletes. That order is ensured by netmaster,
	// so we don't need to worry about that here
	netPlugin.Lock()
	defer func() { netPlugin.Unlock() }()

	// read endpoint config
	epCfg := &mastercfg.CfgEndpointState{}
	epCfg.StateDriver = netPlugin.StateDriver
	err := epCfg.Read(epID)

	if err != nil {
		log.Errorf("Failed to read config for ep '%s' \n", epID)
		return err
	}
	// if the endpoint is not for this host, ignore it
	if skipHost(epCfg.VtepIP, epCfg.HomingHost, opts.hostLabel) {
		log.Infof("skipping mismatching host for ep %s. EP's host %s (my host: %s)",
			epID, epCfg.HomingHost, opts.hostLabel)
		return nil
	}

	// Create the endpoint
	err = netPlugin.CreateEndpoint(epID)
	if err != nil {
		log.Errorf("Endpoint operation create failed. Error: %s", err)
		return err
	}

	log.Infof("Endpoint operation create succeeded")

	return err
}

// Process Infra Nw Create
// Auto allocate an endpoint for this node
func processInfraNwCreate(netPlugin *plugin.NetPlugin, nwCfg *mastercfg.CfgNetworkState, opts cliOpts) (err error) {
	pluginHost := opts.hostLabel

	// Build endpoint request
	mreq := master.CreateEndpointRequest{
		TenantName:  nwCfg.Tenant,
		NetworkName: nwCfg.NetworkName,
		EndpointID:  pluginHost,
		ConfigEP: intent.ConfigEP{
			Container: pluginHost,
			Host:      pluginHost,
		},
	}

	var mresp master.CreateEndpointResponse
	err = cluster.MasterPostReq("/plugin/createEndpoint", &mreq, &mresp)
	if err != nil {
		log.Errorf("master failed to create endpoint %s", err)
		return err
	}

	log.Infof("Got endpoint create resp from master: %+v", mresp)

	// Take lock to ensure netPlugin processes only one cmd at a time
	netPlugin.Lock()
	defer func() { netPlugin.Unlock() }()

	// Ask netplugin to create the endpoint
	netID := nwCfg.NetworkName + "." + nwCfg.Tenant
	err = netPlugin.CreateEndpoint(netID + "-" + pluginHost)
	if err != nil {
		log.Errorf("Endpoint creation failed. Error: %s", err)
		return err
	}

	// Assign IP to interface
	ipCIDR := fmt.Sprintf("%s/%d", mresp.EndpointConfig.IPAddress, nwCfg.SubnetLen)
	err = netutils.SetInterfaceIP(nwCfg.NetworkName, ipCIDR)
	if err != nil {
		log.Errorf("Could not assign ip: %s", err)
		return err
	}

	return nil
}