package main import ( "fmt" "log" "os" "path" "text/template" "github.com/docker/docker/pkg/aaparser" ) type profileData struct { MajorVersion int MinorVersion int } func main() { if len(os.Args) < 2 { log.Fatal("pass a filename to save the profile in.") } // parse the arg apparmorProfilePath := os.Args[1] majorVersion, minorVersion, err := aaparser.GetVersion() if err != nil { log.Fatal(err) } data := profileData{ MajorVersion: majorVersion, MinorVersion: minorVersion, } fmt.Printf("apparmor_parser is of version %+v\n", data) // parse the template compiled, err := template.New("apparmor_profile").Parse(dockerProfileTemplate) if err != nil { log.Fatalf("parsing template failed: %v", err) } // make sure /etc/apparmor.d exists if err := os.MkdirAll(path.Dir(apparmorProfilePath), 0755); err != nil { log.Fatal(err) } f, err := os.OpenFile(apparmorProfilePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644) if err != nil { log.Fatal(err) } defer f.Close() if err := compiled.Execute(f, data); err != nil { log.Fatalf("executing template failed: %v", err) } fmt.Printf("created apparmor profile for version %+v at %q\n", data, apparmorProfilePath) }