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out-of-tree/distro/ubuntu/ubuntu.go

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package ubuntu
import (
"fmt"
"regexp"
"strings"
"time"
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"code.dumpstack.io/tools/out-of-tree/config"
"code.dumpstack.io/tools/out-of-tree/container"
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)
func Envs(km config.KernelMask) (envs []string) {
envs = append(envs, "DEBIAN_FRONTEND=noninteractive")
return
}
func Runs(km config.KernelMask) (commands []string) {
cmdf := func(f string, s ...interface{}) {
commands = append(commands, fmt.Sprintf(f, s...))
}
if km.Distro.Release < "14.04" {
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cmdf("sed -i 's/archive.ubuntu.com/old-releases.ubuntu.com/' " +
"/etc/apt/sources.list")
}
cmdf("apt-get update")
cmdf("apt-get install -y build-essential libelf-dev")
cmdf("apt-get install -y wget git")
if km.Distro.Release < "14.04" {
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return
}
cmdf("apt-get install -y libseccomp-dev")
// Install and remove a single kernel and headers.
// This ensures that all dependencies are cached.
cmd := "export HEADERS=$(apt-cache search " +
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"--names-only '^linux-headers-[0-9\\.\\-]*-generic' " +
"| awk '{ print $1 }' | head -n 1)"
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cmd += " KERNEL=$(echo $HEADERS | sed 's/headers/image/')"
cmd += " MODULES=$(echo $HEADERS | sed 's/headers/modules/')"
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cmd += " && apt-get install -y $HEADERS $KERNEL $MODULES"
cmd += " && apt-get remove -y $HEADERS $KERNEL $MODULES"
cmdf(cmd)
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return
}
func Match(km config.KernelMask) (pkgs []string, err error) {
// FIXME timeout should be in global out-of-tree config
c, err := container.New(km.DockerName(), time.Hour)
if err != nil {
return
}
cmd := "apt-cache search " +
"--names-only '^linux-image-[0-9\\.\\-]*-generic' " +
"| awk '{ print $1 }'"
output, err := c.Run(config.Dir("tmp"), cmd)
if err != nil {
return
}
r, err := regexp.Compile("linux-image-" + km.ReleaseMask)
if err != nil {
return
}
for _, pkg := range strings.Fields(output) {
if r.MatchString(pkg) || strings.Contains(pkg, km.ReleaseMask) {
pkgs = append(pkgs, pkg)
}
}
return
}
func Install(km config.KernelMask, pkgname string, headers bool) (commands []string, err error) {
var headerspkg string
if headers {
headerspkg = strings.Replace(pkgname, "image", "headers", -1)
}
cmdf := func(f string, s ...interface{}) {
commands = append(commands, fmt.Sprintf(f, s...))
}
cmdf("apt-get install -y %s %s", pkgname, headerspkg)
return
}
func Cleanup(km config.KernelMask, pkgname string) {
return
}