runc/apparmor/setup.go

47 lines
890 B
Go

// +build linux
package apparmor
import (
"fmt"
"os"
"os/exec"
"path"
)
const (
DefaultProfilePath = "/etc/apparmor.d/docker"
)
func InstallDefaultProfile() error {
if !IsEnabled() {
return nil
}
// Make sure /etc/apparmor.d exists
if err := os.MkdirAll(path.Dir(DefaultProfilePath), 0755); err != nil {
return err
}
f, err := os.OpenFile(DefaultProfilePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
if err != nil {
return err
}
if err := generateProfile(f); err != nil {
f.Close()
return err
}
f.Close()
cmd := exec.Command("/sbin/apparmor_parser", "-r", "-W", "docker")
// to use the parser directly we have to make sure we are in the correct
// dir with the profile
cmd.Dir = "/etc/apparmor.d"
output, err := cmd.CombinedOutput()
if err != nil {
return fmt.Errorf("Error loading docker apparmor profile: %s (%s)", err, output)
}
return nil
}