Method Stop

internal/server/device/proxy.go:459–489

Stop is run when the device is removed from the instance.

()

// Stop is run when the device is removed from the instance.
func (d *proxy) Stop() (*deviceConfig.RunConfig, error) {
	// Stop any background NAT address monitor before clearing the firewall entries.
	d.stopNATMonitor()

	// Remove possible firewall entries.
	err := d.state.Firewall.InstanceClearProxyNAT(d.inst.Project().Name, d.inst.Name(), d.name)
	if err != nil {
		logger.Errorf("Failed to remove proxy NAT filters: %v", err)
	}

	devFileName := fmt.Sprintf("proxy.%s", linux.PathNameEncode(d.name))
	devPath := filepath.Join(d.inst.DevicesPath(), devFileName)

	if !util.PathExists(devPath) {
		// There's no proxy process if NAT is enabled
		return nil, nil
	}

	err = d.killProxyProc(devPath)
	if err != nil {
		return nil, err
	}

	// Unload apparmor profile.
	err = apparmor.ForkproxyUnload(d.state.OS, d.inst, d)
	if err != nil {
		return nil, err
	}

	return nil, nil
}

func (d *proxy) setupNAT() error {
	listenAddr, err := network.ProxyParseAddr(d.config["listen"])