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Upgrade default guest kernel to 3.2 with IPv6 #539

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Merged
sjmiller609 merged 4 commits into from
Oct 30, 2026
+35 −1
Merged

Upgrade default guest kernel to 3.2 with IPv6 #539

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f46c8ce
Register opt-in UDP test kernel without changing default
sjmiller609 Oct 30, 2026
9f8fd17
Use standard kernel release version
sjmiller609 Oct 30, 2026
c3bf5b1
Use kernel 3.2 with IPv6 enabled
sjmiller609 Oct 30, 2026
970b672
Make kernel 3.2 the default
sjmiller609 Oct 30, 2026
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14 changes: 13 additions & 1 deletion lib/system/versions.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,18 @@ const (

// Kernel_202605291 is the current kernel version with VMGenID support for snapshot resume detection
Kernel_202605291 KernelVersion = "ch-6.12.8-kernel-3.0-202605291"

// Kernel_202610301 adds IPv4 TPROXY, policy routing, and IPv6 support.
Kernel_202610301 KernelVersion = "ch-6.12.8-kernel-3.2-202610301"
)

var (
// DefaultKernelVersion is the kernel version used for new instances
DefaultKernelVersion = Kernel_202605291
DefaultKernelVersion = Kernel_202610301

// SupportedKernelVersions lists all supported kernel versions
SupportedKernelVersions = []KernelVersion{
Kernel_202610301,
Kernel_202605291,
Kernel_202603301,
Kernel_202603091,
Expand All @@ -41,6 +45,10 @@ var (

// KernelDownloadURLs maps kernel versions and architectures to download URLs
var KernelDownloadURLs = map[KernelVersion]map[string]string{
Kernel_202610301: {
"x86_64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.2-202610301/vmlinux-x86_64",
"aarch64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.2-202610301/Image-arm64",
},
Kernel_202605291: {
"x86_64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.0-202605291/vmlinux-x86_64",
"aarch64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.0-202605291/Image-arm64",
Expand All @@ -66,6 +74,10 @@ var KernelDownloadURLs = map[KernelVersion]map[string]string{
// KernelHeaderURLs maps kernel versions and architectures to kernel header tarball URLs
// These tarballs contain kernel headers needed for DKMS to build out-of-tree modules (e.g., NVIDIA vGPU drivers)
var KernelHeaderURLs = map[KernelVersion]map[string]string{
Kernel_202610301: {
"x86_64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.2-202610301/kernel-headers-x86_64.tar.gz",
"aarch64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.2-202610301/kernel-headers-aarch64.tar.gz",
},
Kernel_202605291: {
"x86_64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.0-202605291/kernel-headers-x86_64.tar.gz",
"aarch64": "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.0-202605291/kernel-headers-aarch64.tar.gz",
Expand Down
22 changes: 22 additions & 0 deletions lib/system/versions_test.go
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Expand Up @@ -14,3 +14,25 @@ func TestParseKernelVersion(t *testing.T) {
_, ok = ParseKernelVersion("ch-6.12.8-kernel-9.9-20990101")
assert.False(t, ok)
}

func TestKernel202610301Registration(t *testing.T) {
version, ok := ParseKernelVersion("ch-6.12.8-kernel-3.2-202610301")
assert.True(t, ok)
assert.Equal(t, Kernel_202610301, version)
assert.Equal(t, Kernel_202610301, DefaultKernelVersion)
assert.Equal(t, DefaultKernelVersion, SupportedKernelVersions[0])

previous, ok := ParseKernelVersion(string(Kernel_202605291))
assert.True(t, ok)
assert.Equal(t, Kernel_202605291, previous)

baseURL := "https://github.com/kernel/linux/releases/download/ch-6.12.8-kernel-3.2-202610301/"
assert.Equal(t, map[string]string{
"x86_64": baseURL + "vmlinux-x86_64",
"aarch64": baseURL + "Image-arm64",
}, KernelDownloadURLs[version])
assert.Equal(t, map[string]string{
"x86_64": baseURL + "kernel-headers-x86_64.tar.gz",
"aarch64": baseURL + "kernel-headers-aarch64.tar.gz",
}, KernelHeaderURLs[version])
}
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