refractor(build): move builder tasks to the builder sub package. Add tests.

pkg/prebuild/builder/enforce.go

@@ -0,0 +1,47 @@
+// apparmor.d - Full set of apparmor profiles
+// Copyright (C) 2021-2024 Alexandre Pujol <alexandre@pujol.io>
+// SPDX-License-Identifier: GPL-2.0-only
+
+package builder
+
+import (
+	"slices"
+	"strings"
+
+	"github.com/roddhjav/apparmor.d/pkg/prebuild/cfg"
+)
+
+type Enforce struct {
+	cfg.Base
+}
+
+func init() {
+	RegisterBuilder(&Enforce{
+		Base: cfg.Base{
+			Keyword: "enforce",
+			Msg:     "All profiles have been enforced",
+		},
+	})
+}
+
+func (b Enforce) Apply(profile string) string {
+	matches := regFlags.FindStringSubmatch(profile)
+	if len(matches) == 0 {
+		return profile
+	}
+
+	flags := strings.Split(matches[1], ",")
+	idx := slices.Index(flags, "complain")
+	if idx == -1 {
+		return profile
+	}
+	flags = slices.Delete(flags, idx, idx+1)
+	strFlags := "{"
+	if len(flags) >= 1 {
+		strFlags = " flags=(" + strings.Join(flags, ",") + ") {"
+	}
+
+	// Remove all flags definition, then set new flags
+	profile = regFlags.ReplaceAllLiteralString(profile, "")
+	return regProfileHeader.ReplaceAllLiteralString(profile, strFlags)
+}