Example #1
0
// SetupIngress setups ingress networking.
func (daemon *Daemon) SetupIngress(create clustertypes.NetworkCreateRequest, nodeIP string) error {
	ip, _, err := net.ParseCIDR(nodeIP)
	if err != nil {
		return err
	}

	go func() {
		controller := daemon.netController
		controller.AgentInitWait()

		if n, err := daemon.GetNetworkByName(create.Name); err == nil && n != nil && n.ID() != create.ID {
			if err := controller.SandboxDestroy("ingress-sbox"); err != nil {
				logrus.Errorf("Failed to delete stale ingress sandbox: %v", err)
				return
			}

			if err := n.Delete(); err != nil {
				logrus.Errorf("Failed to delete stale ingress network %s: %v", n.ID(), err)
				return
			}
		}

		if _, err := daemon.createNetwork(create.NetworkCreateRequest, create.ID, true); err != nil {
			// If it is any other error other than already
			// exists error log error and return.
			if _, ok := err.(libnetwork.NetworkNameError); !ok {
				logrus.Errorf("Failed creating ingress network: %v", err)
				return
			}

			// Otherwise continue down the call to create or recreate sandbox.
		}

		n, err := daemon.GetNetworkByID(create.ID)
		if err != nil {
			logrus.Errorf("Failed getting ingress network by id after creating: %v", err)
			return
		}

		sb, err := controller.NewSandbox("ingress-sbox", libnetwork.OptionIngress())
		if err != nil {
			logrus.Errorf("Failed creating ingress sandbox: %v", err)
			return
		}

		ep, err := n.CreateEndpoint("ingress-endpoint", libnetwork.CreateOptionIpam(ip, nil, nil, nil))
		if err != nil {
			logrus.Errorf("Failed creating ingress endpoint: %v", err)
			return
		}

		if err := ep.Join(sb, nil); err != nil {
			logrus.Errorf("Failed joining ingress sandbox to ingress endpoint: %v", err)
		}
	}()

	return nil
}
Example #2
0
// SetupIngress setups ingress networking.
func (daemon *Daemon) SetupIngress(create clustertypes.NetworkCreateRequest, nodeIP string) error {
	ip, _, err := net.ParseCIDR(nodeIP)
	if err != nil {
		return err
	}

	go func() {
		controller := daemon.netController
		controller.AgentInitWait()

		if n, err := daemon.GetNetworkByName(create.Name); err == nil && n != nil && n.ID() != create.ID {
			if err := controller.SandboxDestroy("ingress-sbox"); err != nil {
				logrus.Errorf("Failed to delete stale ingress sandbox: %v", err)
				return
			}

			// Cleanup any stale endpoints that might be left over during previous iterations
			epList := n.Endpoints()
			for _, ep := range epList {
				if err := ep.Delete(true); err != nil {
					logrus.Errorf("Failed to delete endpoint %s (%s): %v", ep.Name(), ep.ID(), err)
				}
			}

			if err := n.Delete(); err != nil {
				logrus.Errorf("Failed to delete stale ingress network %s: %v", n.ID(), err)
				return
			}
		}

		if _, err := daemon.createNetwork(create.NetworkCreateRequest, create.ID, true); err != nil {
			// If it is any other error other than already
			// exists error log error and return.
			if _, ok := err.(libnetwork.NetworkNameError); !ok {
				logrus.Errorf("Failed creating ingress network: %v", err)
				return
			}

			// Otherwise continue down the call to create or recreate sandbox.
		}

		n, err := daemon.GetNetworkByID(create.ID)
		if err != nil {
			logrus.Errorf("Failed getting ingress network by id after creating: %v", err)
			return
		}

		sb, err := controller.NewSandbox("ingress-sbox", libnetwork.OptionIngress())
		if err != nil {
			if _, ok := err.(networktypes.ForbiddenError); !ok {
				logrus.Errorf("Failed creating ingress sandbox: %v", err)
			}
			return
		}

		ep, err := n.CreateEndpoint("ingress-endpoint", libnetwork.CreateOptionIpam(ip, nil, nil, nil))
		if err != nil {
			logrus.Errorf("Failed creating ingress endpoint: %v", err)
			return
		}

		if err := ep.Join(sb, nil); err != nil {
			logrus.Errorf("Failed joining ingress sandbox to ingress endpoint: %v", err)
		}

		if err := sb.EnableService(); err != nil {
			logrus.WithError(err).Error("Failed enabling service for ingress sandbox")
		}
	}()

	return nil
}