refractor(build): move prepare tasks to the prepare sub package.

pkg/prebuild/prepare/ignore.go

@@ -0,0 +1,59 @@
+// 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 (
+	"strings"
+
+	"github.com/arduino/go-paths-helper"
+	"github.com/roddhjav/apparmor.d/pkg/prebuild/cfg"
+)
+
+type Ignore struct {
+	cfg.Base
+}
+
+func init() {
+	RegisterTask(&Ignore{
+		Base: cfg.Base{
+			Keyword: "ignore",
+			Msg:     "Ignore profiles and files from:",
+		},
+	})
+}
+
+func (p Ignore) Apply() ([]string, error) {
+	res := []string{}
+	for _, name := range []string{"main.ignore", cfg.Distribution + ".ignore"} {
+		path := cfg.DistDir.Join("ignore", name)
+		if !path.Exist() {
+			continue
+		}
+		lines, _ := path.ReadFileAsLines()
+		for _, line := range lines {
+			if strings.HasPrefix(line, "#") || line == "" {
+				continue
+			}
+			profile := cfg.Root.Join(line)
+			if profile.NotExist() {
+				files, err := cfg.RootApparmord.ReadDirRecursiveFiltered(nil, paths.FilterNames(line))
+				if err != nil {
+					return res, err
+				}
+				for _, path := range files {
+					if err := path.RemoveAll(); err != nil {
+						return res, err
+					}
+				}
+			} else {
+				if err := profile.RemoveAll(); err != nil {
+					return res, err
+				}
+			}
+		}
+		res = append(res, path.String())
+	}
+	return res, nil
+}