Merge pull request #17664 from hakman/ubuntu-questing

Initial support for Ubuntu 25.10 (Questing Quokka)

Author: k8s-ci-robot

util/pkg/distributions/distributions.go

@@ -48,6 +48,7 @@ var (
 	DistributionUbuntu2004 = Distribution{packageFormat: "deb", project: "ubuntu", id: "focal", version: 20.04}
 	DistributionUbuntu2204 = Distribution{packageFormat: "deb", project: "ubuntu", id: "jammy", version: 22.04}
 	DistributionUbuntu2404 = Distribution{packageFormat: "deb", project: "ubuntu", id: "noble", version: 24.04}
+	DistributionUbuntu2510 = Distribution{packageFormat: "deb", project: "ubuntu", id: "questing", version: 25.10}
 
 	// Redhat-family distros
 	DistributionRhel8           = Distribution{packageFormat: "rpm", project: "rhel", id: "rhel8", version: 8}

util/pkg/distributions/identify.go

@@ -68,6 +68,8 @@ func FindDistribution(rootfs string) (Distribution, error) {
 		return DistributionUbuntu2204, nil
 	case "ubuntu-24.04":
 		return DistributionUbuntu2404, nil
+	case "ubuntu-25.10":
+		return DistributionUbuntu2510, nil
 	}
 
 	// Some distros have a more verbose VERSION_ID

util/pkg/distributions/identify_test.go

@@ -138,6 +138,11 @@ func TestFindDistribution(t *testing.T) {
 			err:      nil,
 			expected: DistributionUbuntu2404,
 		},
+		{
+			rootfs:   "ubuntu2510",
+			err:      nil,
+			expected: DistributionUbuntu2510,
+		},
 		{
 			rootfs:   "notfound",
 			err:      fmt.Errorf("reading /etc/os-release: open tests/notfound/etc/os-release: no such file or directory"),

util/pkg/distributions/tests/ubuntu2510/etc/os-release

@@ -0,0 +1,13 @@
+PRETTY_NAME="Ubuntu 25.10"
+NAME="Ubuntu"
+VERSION_ID="25.10"
+VERSION="25.10 (Questing Quokka)"
+VERSION_CODENAME=questing
+ID=ubuntu
+ID_LIKE=debian
+HOME_URL="https://www.ubuntu.com/"
+SUPPORT_URL="https://help.ubuntu.com/"
+BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
+PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
+UBUNTU_CODENAME=questing
+LOGO=ubuntu-logo