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out-of-tree/kernel.go

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// Copyright 2023 Mikhail Klementev. All rights reserved.
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// Use of this source code is governed by a AGPLv3 license
// (or later) that can be found in the LICENSE file.
package main
import (
"errors"
"fmt"
"math"
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"github.com/rs/zerolog/log"
"code.dumpstack.io/tools/out-of-tree/config"
"code.dumpstack.io/tools/out-of-tree/container"
"code.dumpstack.io/tools/out-of-tree/kernel"
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)
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type KernelCmd struct {
NoDownload bool `help:"do not download qemu image while kernel generation"`
UseHost bool `help:"also use host kernels"`
Force bool `help:"force reinstall kernel"`
NoHeaders bool `help:"do not install kernel headers"`
Shuffle bool `help:"randomize kernels installation order"`
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Retries int64 `help:"amount of tries for each kernel" default:"10"`
Update bool `help:"update container"`
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List KernelListCmd `cmd:"" help:"list kernels"`
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ListRemote KernelListRemoteCmd `cmd:"" help:"list remote kernels"`
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Autogen KernelAutogenCmd `cmd:"" help:"generate kernels based on the current config"`
Genall KernelGenallCmd `cmd:"" help:"generate all kernels for distro"`
Install KernelInstallCmd `cmd:"" help:"install specific kernel"`
ConfigRegen KernelConfigRegenCmd `cmd:"" help:"regenerate config"`
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}
type KernelListCmd struct{}
func (cmd *KernelListCmd) Run(g *Globals) (err error) {
kcfg, err := config.ReadKernelConfig(g.Config.Kernels)
if err != nil {
log.Debug().Err(err).Msg("read kernel config")
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}
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if len(kcfg.Kernels) == 0 {
return errors.New("No kernels found")
}
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for _, k := range kcfg.Kernels {
fmt.Println(k.DistroType, k.DistroRelease, k.KernelRelease)
}
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return
}
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type KernelListRemoteCmd struct {
Distro string `required:"" help:"distribution"`
Ver string `required:"" help:"distro version"`
}
func (cmd *KernelListRemoteCmd) Run(kernelCmd *KernelCmd, g *Globals) (err error) {
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distroType, err := config.NewDistroType(cmd.Distro)
if err != nil {
return
}
km := config.KernelMask{
DistroType: distroType,
DistroRelease: cmd.Ver,
ReleaseMask: ".*",
}
_, err = kernel.GenRootfsImage(container.Image{Name: km.DockerName()}, false)
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if err != nil {
return
}
err = kernel.GenerateBaseDockerImage(
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g.Config.Docker.Registry,
g.Config.Docker.Commands,
km,
kernelCmd.Update,
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)
if err != nil {
return
}
pkgs, err := kernel.MatchPackages(km)
// error check skipped on purpose
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for _, k := range pkgs {
fmt.Println(k)
}
return
}
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type KernelAutogenCmd struct {
Max int64 `help:"download kernels from set defined by regex in release_mask, but no more than X for each of release_mask" default:"100500"`
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}
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func (cmd KernelAutogenCmd) Run(kernelCmd *KernelCmd, g *Globals) (err error) {
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ka, err := config.ReadArtifactConfig(g.WorkDir + "/.out-of-tree.toml")
if err != nil {
return
}
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shutdown := false
kernel.SetSigintHandler(&shutdown)
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for _, sk := range ka.SupportedKernels {
if sk.DistroRelease == "" {
err = errors.New("Please set distro_release")
return
}
err = kernel.GenerateKernels(sk,
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g.Config.Docker.Registry,
g.Config.Docker.Commands,
cmd.Max, kernelCmd.Retries,
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!kernelCmd.NoDownload,
kernelCmd.Force,
!kernelCmd.NoHeaders,
kernelCmd.Shuffle,
kernelCmd.Update,
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&shutdown,
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)
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if err != nil {
return
}
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if shutdown {
break
}
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}
return kernel.UpdateKernelsCfg(kernelCmd.UseHost, !kernelCmd.NoDownload)
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}
type KernelGenallCmd struct {
Distro string `required:"" help:"distribution"`
Ver string `required:"" help:"distro version"`
}
func (cmd *KernelGenallCmd) Run(kernelCmd *KernelCmd, g *Globals) (err error) {
distroType, err := config.NewDistroType(cmd.Distro)
if err != nil {
return
}
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shutdown := false
kernel.SetSigintHandler(&shutdown)
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km := config.KernelMask{
DistroType: distroType,
DistroRelease: cmd.Ver,
ReleaseMask: ".*",
}
err = kernel.GenerateKernels(km,
g.Config.Docker.Registry,
g.Config.Docker.Commands,
math.MaxUint32, kernelCmd.Retries,
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!kernelCmd.NoDownload,
kernelCmd.Force,
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!kernelCmd.NoHeaders,
kernelCmd.Shuffle,
kernelCmd.Update,
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&shutdown,
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)
if err != nil {
return
}
return kernel.UpdateKernelsCfg(kernelCmd.UseHost, !kernelCmd.NoDownload)
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}
type KernelInstallCmd struct {
Distro string `required:"" help:"distribution"`
Ver string `required:"" help:"distro version"`
Kernel string `required:"" help:"kernel release mask"`
}
func (cmd *KernelInstallCmd) Run(kernelCmd *KernelCmd, g *Globals) (err error) {
distroType, err := config.NewDistroType(cmd.Distro)
if err != nil {
return
}
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shutdown := false
kernel.SetSigintHandler(&shutdown)
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km := config.KernelMask{
DistroType: distroType,
DistroRelease: cmd.Ver,
ReleaseMask: cmd.Kernel,
}
err = kernel.GenerateKernels(km,
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g.Config.Docker.Registry,
g.Config.Docker.Commands,
math.MaxUint32, kernelCmd.Retries,
!kernelCmd.NoDownload,
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kernelCmd.Force,
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!kernelCmd.NoHeaders,
kernelCmd.Shuffle,
kernelCmd.Update,
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&shutdown,
)
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if err != nil {
return
}
return kernel.UpdateKernelsCfg(kernelCmd.UseHost, !kernelCmd.NoDownload)
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}
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type KernelConfigRegenCmd struct{}
func (cmd *KernelConfigRegenCmd) Run(kernelCmd *KernelCmd, g *Globals) (err error) {
return kernel.UpdateKernelsCfg(kernelCmd.UseHost, !kernelCmd.NoDownload)
}