Support restrictions based on a module's OsClass (f1c9bbee) · Commits · e / os / android_build_soong

android/neverallow.go

+32 −0

Original line number	Diff line number	Diff line
		@@ -175,6 +175,8 @@ func neverallowMutator(ctx BottomUpMutatorContext) {
		dir := ctx.ModuleDir() + "/"
		properties := m.GetProperties()

		osClass := ctx.Module().Target().Os.Class

		for _, r := range neverallows {
		n := r.(*rule)
		if !n.appliesToPath(dir) {
		@@ -189,6 +191,10 @@ func neverallowMutator(ctx BottomUpMutatorContext) {
		continue
		}

		if !n.appliesToOsClass(osClass) {
		continue
		}

		if !n.appliesToDirectDeps(ctx) {
		continue
		}
		@@ -252,6 +258,8 @@ type Rule interface {

		InDirectDeps(deps ...string) Rule

		WithOsClass(osClasses ...OsClass) Rule

		ModuleType(types ...string) Rule

		NotModuleType(types ...string) Rule
		@@ -276,6 +284,8 @@ type rule struct {

		directDeps map[string]bool

		osClasses []OsClass

		moduleTypes []string
		unlessModuleTypes []string

		@@ -305,6 +315,11 @@ func (r *rule) InDirectDeps(deps ...string) Rule {
		return r
		}

		func (r *rule) WithOsClass(osClasses ...OsClass) Rule {
		r.osClasses = append(r.osClasses, osClasses...)
		return r
		}

		func (r *rule) ModuleType(types ...string) Rule {
		r.moduleTypes = append(r.moduleTypes, types...)
		return r
		@@ -374,6 +389,9 @@ func (r *rule) String() string {
		for k := range r.directDeps {
		s += " deps:" + k
		}
		for _, v := range r.osClasses {
		s += " os:" + v.String()
		}
		if len(r.reason) != 0 {
		s += " which is restricted because " + r.reason
		}
		@@ -402,6 +420,20 @@ func (r *rule) appliesToDirectDeps(ctx BottomUpMutatorContext) bool {
		return matches
		}

		func (r *rule) appliesToOsClass(osClass OsClass) bool {
		if len(r.osClasses) == 0 {
		return true
		}

		for _, c := range r.osClasses {
		if c == osClass {
		return true
		}
		}

		return false
		}

		func (r *rule) appliesToModuleType(moduleType string) bool {
		return (len(r.moduleTypes) == 0 \|\| InList(moduleType, r.moduleTypes)) && !InList(moduleType, r.unlessModuleTypes)
		}