pod create: read network mode from config

When we create a pod we have to parse the network mode form the config
file. This is a regression in commit d28e85741f.

Fixes #12207

Signed-off-by: Paul Holzinger <pholzing@redhat.com>

cmd/podman/pods/create.go

@@ -117,7 +117,7 @@ func create(cmd *cobra.Command, args []string) error {
 			return fmt.Errorf("cannot specify no-hosts without an infra container")
 		}
 		flags := cmd.Flags()
-		createOptions.Net, err = common.NetFlagsToNetOptions(nil, *flags, false)
+		createOptions.Net, err = common.NetFlagsToNetOptions(nil, *flags, createOptions.Infra)
 		if err != nil {
 			return err
 		}
@@ -134,7 +134,7 @@ func create(cmd *cobra.Command, args []string) error {
 	} else {
 		// reassign certain options for lbpod api, these need to be populated in spec
 		flags := cmd.Flags()
-		infraOptions.Net, err = common.NetFlagsToNetOptions(nil, *flags, false)
+		infraOptions.Net, err = common.NetFlagsToNetOptions(nil, *flags, createOptions.Infra)
 		if err != nil {
 			return err
 		}

test/e2e/config/containers-netns.conf

@@ -0,0 +1,3 @@
+[containers]
+
+netns = "host"

test/e2e/pod_create_test.go

@@ -957,4 +957,22 @@ ENTRYPOINT ["sleep","99999"]
 		Expect(ctr3.OutputToString()).To(ContainSubstring("hello"))
 	})
 
+	It("podman pod create read network mode from config", func() {
+		confPath, err := filepath.Abs("config/containers-netns.conf")
+		Expect(err).ToNot(HaveOccurred())
+		os.Setenv("CONTAINERS_CONF", confPath)
+		defer os.Unsetenv("CONTAINERS_CONF")
+		if IsRemote() {
+			podmanTest.RestartRemoteService()
+		}
+
+		pod := podmanTest.Podman([]string{"pod", "create", "--name", "test", "--infra-name", "test-infra"})
+		pod.WaitWithDefaultTimeout()
+		Expect(pod).Should(Exit(0))
+
+		inspect := podmanTest.Podman([]string{"inspect", "--format", "{{.HostConfig.NetworkMode}}", "test-infra"})
+		inspect.WaitWithDefaultTimeout()
+		Expect(inspect).Should(Exit(0))
+		Expect(inspect.OutputToString()).Should(Equal("host"))
+	})
 })