Add Rosetta support for applehv(arm64)

Signed-off-by: Shion Tanaka <shtanaka@redhat.com>

common/docs/containers.conf.5.md

@@ -943,6 +943,11 @@ Virtualization provider to be used for running a podman-machine VM. Empty value
 is interpreted as the default provider for the current host OS. On Linux/Mac
 default is `QEMU` and on Windows it is `WSL`.
 
+**rosetta**="true"
+
+Rosetta supports running x86_64 Linux binaries on a Podman machine on Apple silicon.
+The default value is `true`. Supported on AppleHV(arm64) machines only.
+
 ## FARMS TABLE
 The `farms` table contains configuration options used to group up remote connections into farms that will be used when sending out builds to different machines in a farm via `podman buildfarm`.
 

common/pkg/config/config.go

@@ -663,6 +663,8 @@ type MachineConfig struct {
 	Volumes attributedstring.Slice `toml:"volumes,omitempty"`
 	// Provider is the virtualization provider used to run podman-machine VM
 	Provider string `toml:"provider,omitempty"`
+	// Rosetta is the flag to enable Rosetta in the podman-machine VM on Apple Silicon
+	Rosetta bool `toml:"rosetta,omitempty"`
 }
 
 // FarmConfig represents the "farm" TOML config tables

common/pkg/config/config_local_test.go

@@ -562,4 +562,15 @@ var _ = Describe("Config Local", func() {
 		gomega.Expect(err).To(gomega.BeNil())
 		gomega.Expect(config2.Machine.Memory).To(gomega.Equal(uint64(1024)))
 	})
+	It("Get Rosetta value", func() {
+		// Given
+		config, err := New(nil)
+		gomega.Expect(err).To(gomega.BeNil())
+		gomega.Expect(config.Machine.Rosetta).To(gomega.BeTrue())
+		// When
+		config2, err := NewConfig("testdata/containers_default.conf")
+		// Then
+		gomega.Expect(err).To(gomega.BeNil())
+		gomega.Expect(config2.Machine.Rosetta).To(gomega.BeFalse())
+	})
 })

common/pkg/config/containers.conf

@@ -856,6 +856,11 @@ default_sysctls = [
 #
 #provider = ""
 
+# Rosetta supports running x86_64 Linux binaries on a Podman machine on Apple silicon.
+# The default value is `true`. Supported on AppleHV(arm64) machines only.
+#
+#rosetta=true
+
 # The [machine] table MUST be the last entry in this file.
 # (Unless another table is added)
 # TOML does not provide a way to end a table other than a further table being

common/pkg/config/default.go

@@ -293,6 +293,7 @@ func defaultMachineConfig() MachineConfig {
 		Memory:  2048,
 		User:    getDefaultMachineUser(),
 		Volumes: attributedstring.NewSlice(getDefaultMachineVolumes()),
+		Rosetta: true,
 	}
 }
 

common/pkg/config/testdata/containers_default.conf

@@ -316,6 +316,9 @@ image = "https://example.com/$OS/$ARCH/foobar.ami"
 
 memory=1024
 
+# Rosetta supports running x86_64 Linux binaries on a Podman machine on Apple silicon.
+# The default value is `true`. Supported on AppleHV(arm64) machines only.
+rosetta=false
 
 # The [machine] table MUST be the last thing in this file.
 # (Unless another table is added)