Merge pull request #6144 from mheon/fix_pod_create_noinfra

Fix `podman pod create --infra=false`

cmd/podman/pods/create.go

@@ -16,6 +16,7 @@ import (
 	"github.com/containers/libpod/pkg/specgen"
 	"github.com/containers/libpod/pkg/util"
 	"github.com/pkg/errors"
+	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 )
@@ -81,6 +82,7 @@ func create(cmd *cobra.Command, args []string) error {
 	}
 
 	if !createOptions.Infra {
+		logrus.Debugf("Not creating an infra container")
 		if cmd.Flag("infra-command").Changed {
 			return errors.New("cannot set infra-command without an infra container")
 		}
@@ -114,6 +116,7 @@ func create(cmd *cobra.Command, args []string) error {
 	if err != nil {
 		return err
 	}
+	createOptions.Net.Network = specgen.Namespace{}
 	if cmd.Flag("network").Changed {
 		netInput, err := cmd.Flags().GetString("network")
 		if err != nil {
@@ -132,6 +135,7 @@ func create(cmd *cobra.Command, args []string) error {
 			n.NSMode = specgen.Bridge
 			createOptions.Net.CNINetworks = strings.Split(netInput, ",")
 		}
+		createOptions.Net.Network = n
 	}
 	if len(createOptions.Net.PublishPorts) > 0 {
 		if !createOptions.Infra {

pkg/specgen/generate/pod_create.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/containers/libpod/libpod"
 	"github.com/containers/libpod/pkg/specgen"
+	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 )
 
@@ -68,15 +69,17 @@ func createPodOptions(p *specgen.PodSpecGenerator) ([]libpod.PodCreateOption, er
 	if p.NoManageResolvConf {
 		options = append(options, libpod.WithPodUseImageResolvConf())
 	}
+	if len(p.CNINetworks) > 0 {
+		options = append(options, libpod.WithPodNetworks(p.CNINetworks))
+	}
 	switch p.NetNS.NSMode {
-	case specgen.Bridge:
+	case specgen.Bridge, specgen.Default, "":
 		logrus.Debugf("Pod using default network mode")
 	case specgen.Host:
 		logrus.Debugf("Pod will use host networking")
 		options = append(options, libpod.WithPodHostNetwork())
 	default:
-		logrus.Debugf("Pod joining CNI networks: %v", p.CNINetworks)
+		return nil, errors.Errorf("pods presently do not support network mode %s", p.NetNS.NSMode)
-		options = append(options, libpod.WithPodNetworks(p.CNINetworks))
 	}
 
 	if p.NoManageHosts {

pkg/specgen/pod_validate.go

@@ -1,7 +1,6 @@
 package specgen
 
 import (
-	"github.com/containers/libpod/pkg/rootless"
 	"github.com/containers/libpod/pkg/util"
 	"github.com/pkg/errors"
 )
@@ -37,8 +36,8 @@ func (p *PodSpecGenerator) Validate() error {
 		return err
 	}
 	if p.NoInfra {
-		if p.NetNS.NSMode == NoNetwork {
+		if p.NetNS.NSMode != Default && p.NetNS.NSMode != "" {
-			return errors.New("NoInfra and a none network cannot be used toegther")
+			return errors.New("NoInfra and network modes cannot be used toegther")
 		}
 		if p.StaticIP != nil {
 			return exclusivePodOptions("NoInfra", "StaticIP")
@@ -86,13 +85,6 @@ func (p *PodSpecGenerator) Validate() error {
 	}
 
 	// Set Defaults
-	if p.NetNS.Value == "" {
-		if rootless.IsRootless() {
-			p.NetNS.NSMode = Slirp
-		} else {
-			p.NetNS.NSMode = Bridge
-		}
-	}
 	if len(p.InfraImage) < 1 {
 		p.InfraImage = containerConfig.Engine.InfraImage
 	}