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package machine
import (
"fmt"
"net"
"net/url"
"runtime"
"strconv"
"github.com/containers/gvisor-tap-vsock/pkg/types"
"github.com/crc-org/crc/v2/pkg/crc/constants"
"github.com/crc-org/crc/v2/pkg/crc/daemonclient"
crcErrors "github.com/crc-org/crc/v2/pkg/crc/errors"
"github.com/crc-org/crc/v2/pkg/crc/logging"
crcPreset "github.com/crc-org/crc/v2/pkg/crc/preset"
"github.com/pkg/errors"
)
func exposePorts(preset crcPreset.Preset, ingressHTTPPort, ingressHTTPSPort uint) error {
portsToExpose := vsockPorts(preset, ingressHTTPPort, ingressHTTPSPort)
daemonClient := daemonclient.New()
alreadyOpenedPorts, err := listOpenPorts(daemonClient)
if err != nil {
return err
}
var missingPorts []types.ExposeRequest
for _, port := range portsToExpose {
if !isOpened(alreadyOpenedPorts, port) {
missingPorts = append(missingPorts, port)
}
}
for i := range missingPorts {
port := &missingPorts[i]
if err := daemonClient.NetworkClient.Expose(port); err != nil {
return errors.Wrapf(err, "failed to expose port %s -> %s", port.Local, port.Remote)
}
}
return nil
}
func isOpened(exposed []types.ExposeRequest, port types.ExposeRequest) bool {
for _, alreadyOpenedPort := range exposed {
if port == alreadyOpenedPort {
return true
}
}
return false
}
func unexposePorts() error {
var mErr crcErrors.MultiError
daemonClient := daemonclient.New()
alreadyOpenedPorts, err := listOpenPorts(daemonClient)
if err != nil {
return err
}
for _, port := range alreadyOpenedPorts {
if err := daemonClient.NetworkClient.Unexpose(&types.UnexposeRequest{Protocol: port.Protocol, Local: port.Local}); err != nil {
mErr.Collect(errors.Wrapf(err, "failed to unexpose port %s ", port.Local))
}
}
if len(mErr.Errors) == 0 {
return nil
}
return mErr
}
func listOpenPorts(daemonClient *daemonclient.Client) ([]types.ExposeRequest, error) {
alreadyOpenedPorts, err := daemonClient.NetworkClient.List()
if err != nil {
logging.Error("Is 'crc daemon' running? Network mode 'vsock' requires 'crc daemon' to be running, run it manually on different terminal/tab")
return nil, err
}
return alreadyOpenedPorts, nil
}
const (
virtualMachineIP = "192.168.127.2"
hostVirtualIP = "192.168.127.254"
internalSSHPort = "22"
remoteHTTPPort = "80"
remoteHTTPSPort = "443"
apiPort = "6443"
cockpitPort = "9090"
)
func vsockPorts(preset crcPreset.Preset, ingressHTTPPort, ingressHTTPSPort uint) []types.ExposeRequest {
socketProtocol := types.UNIX
socketLocal := constants.GetHostDockerSocketPath()
if runtime.GOOS == "windows" {
socketProtocol = types.NPIPE
socketLocal = constants.DefaultPodmanNamedPipe
}
exposeRequest := []types.ExposeRequest{
{
Protocol: "tcp",
Local: net.JoinHostPort(constants.LocalIP, strconv.Itoa(constants.VsockSSHPort)),
Remote: net.JoinHostPort(virtualMachineIP, internalSSHPort),
},
{
Protocol: socketProtocol,
Local: socketLocal,
Remote: getSSHTunnelURI(),
},
}
switch preset {
case crcPreset.OpenShift, crcPreset.OKD, crcPreset.Microshift:
exposeRequest = append(exposeRequest,
types.ExposeRequest{
Protocol: "tcp",
Local: net.JoinHostPort(constants.LocalIP, apiPort),
Remote: net.JoinHostPort(virtualMachineIP, apiPort),
},
types.ExposeRequest{
Protocol: "tcp",
Local: fmt.Sprintf(":%d", ingressHTTPSPort),
Remote: net.JoinHostPort(virtualMachineIP, remoteHTTPSPort),
},
types.ExposeRequest{
Protocol: "tcp",
Local: fmt.Sprintf(":%d", ingressHTTPPort),
Remote: net.JoinHostPort(virtualMachineIP, remoteHTTPPort),
})
case crcPreset.Podman:
exposeRequest = append(exposeRequest,
types.ExposeRequest{
Protocol: "tcp",
Local: net.JoinHostPort(constants.LocalIP, cockpitPort),
Remote: net.JoinHostPort(virtualMachineIP, cockpitPort),
})
default:
logging.Errorf("Invalid preset: %s", preset)
}
return exposeRequest
}
func getSSHTunnelURI() string {
u := url.URL{
Scheme: "ssh-tunnel",
User: url.User("core"),
Host: net.JoinHostPort(virtualMachineIP, internalSSHPort),
Path: "/run/podman/podman.sock",
ForceQuery: false,
RawQuery: fmt.Sprintf("key=%s", url.QueryEscape(constants.GetPrivateKeyPath())),
}
return u.String()
}
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