package ubuntu import ( "fmt" "regexp" "strings" "time" "code.dumpstack.io/tools/out-of-tree/config" "code.dumpstack.io/tools/out-of-tree/container" ) 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.DistroRelease < "14.04" { 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.DistroRelease < "14.04" { 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 " + "--names-only '^linux-headers-[0-9\\.\\-]*-generic' " + "| awk '{ print $1 }' | head -n 1)" cmd += " KERNEL=$(echo $HEADERS | sed 's/headers/image/')" cmd += " MODULES=$(echo $HEADERS | sed 's/headers/modules/')" cmd += " && apt-get install -y $HEADERS $KERNEL $MODULES" cmd += " && apt-get remove -y $HEADERS $KERNEL $MODULES" cmdf(cmd) 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 }