Method maybeCleanup

pkg/auth/rights/cache.go:138–174

maybeCleanup cleans up expired results if necessary.

()

// maybeCleanup cleans up expired results if necessary.
func (f *inMemoryCache) maybeCleanup() {
	cleanupTTL := max(f.errorTTL, f.successTTL)
	if now().Sub(f.lastCleanup) <= cleanupTTL*10 {
		return
	}
	for req, res := range f.authInfo {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.authInfo, req)
		}
	}
	for req, res := range f.applicationRights {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.applicationRights, req)
		}
	}
	for req, res := range f.clientRights {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.clientRights, req)
		}
	}
	for req, res := range f.gatewayRights {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.gatewayRights, req)
		}
	}
	for req, res := range f.organizationRights {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.organizationRights, req)
		}
	}
	for req, res := range f.userRights {
		if !res.valid(f.successTTL, f.errorTTL) {
			delete(f.userRights, req)
		}
	}
	f.lastCleanup = now()
}

func (f *inMemoryCache) AuthInfo(ctx context.Context) (authInfo *ttnpb.AuthInfoResponse, err error) {
	defer func() { registerAuthInfoRequest(ctx, authInfo, err) }()