apparmor.d/pkg/prebuild/prepare/configure.go
Alexandre Pujol 59ac54e2fc
build: reorganise build: abi4, fallback, prebuild cli
- ABI4 by default, fallback to abi 3.
- aa-prebuild cli that can be used by other project shipping profiles.
- --file option to cli to only build one dev profile.
- add abi version filter to only & exclude directives.
2024-10-02 16:22:46 +01:00

100 lines
2.2 KiB
Go

// apparmor.d - Full set of apparmor profiles
// Copyright (C) 2021-2024 Alexandre Pujol <alexandre@pujol.io>
// SPDX-License-Identifier: GPL-2.0-only
package prepare
import (
"fmt"
"os"
"github.com/roddhjav/apparmor.d/pkg/prebuild"
"github.com/roddhjav/apparmor.d/pkg/util"
)
type Configure struct {
prebuild.Base
OneFile bool
}
func init() {
RegisterTask(&Configure{
Base: prebuild.Base{
Keyword: "configure",
Msg: "Set distribution specificities",
},
OneFile: false,
})
}
func (p Configure) Apply() ([]string, error) {
res := []string{}
if prebuild.ABI == 4 {
if err := OverwriteUpstreamProfile(p.OneFile); err != nil {
return res, err
}
}
switch prebuild.Distribution {
case "arch", "opensuse":
case "ubuntu":
if err := prebuild.DebianHide.Init(); err != nil {
return res, err
}
if prebuild.ABI == 3 {
if err := util.CopyTo(prebuild.DistDir.Join("ubuntu"), prebuild.RootApparmord); err != nil {
return res, err
}
}
case "debian", "whonix":
if err := prebuild.DebianHide.Init(); err != nil {
return res, err
}
// Copy Debian specific abstractions
if err := util.CopyTo(prebuild.DistDir.Join("ubuntu"), prebuild.RootApparmord); err != nil {
return res, err
}
default:
return []string{}, fmt.Errorf("%s is not a supported distribution", prebuild.Distribution)
}
return res, nil
}
// Overwrite upstream profile: disable upstream & rename ours
func OverwriteUpstreamProfile(oneFile bool) error {
const ext = ".apparmor.d"
disableDir := prebuild.RootApparmord.Join("disable")
if err := disableDir.Mkdir(); err != nil {
return err
}
path := prebuild.DistDir.Join("overwrite")
if !path.Exist() {
return fmt.Errorf("%s not found", path)
}
for _, name := range util.MustReadFileAsLines(path) {
origin := prebuild.RootApparmord.Join(name)
dest := prebuild.RootApparmord.Join(name + ext)
if !dest.Exist() && oneFile {
continue
}
if err := origin.Rename(dest); err != nil {
return err
}
originRel, err := origin.RelFrom(dest)
if err != nil {
return err
}
if err := os.Symlink(originRel.String(), disableDir.Join(name).String()); err != nil {
return err
}
}
return nil
}