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Improve support for DNS-SD and fall back to cached data for non-ICANN queries

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This commit is contained in:
Daniel 2022-05-24 11:21:11 +02:00
parent 49e79fe3fd
commit 9a89f65027
6 changed files with 211 additions and 28 deletions
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56
resolver/resolver_test.go
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@ -7,6 +7,8 @@ import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/miekg/dns"
"github.com/safing/portbase/log"
@ -103,3 +105,57 @@ func TestBulkResolving(t *testing.T) {
t.Logf("total time taken: %s", time.Since(started))
}
func TestPublicSuffix(t *testing.T) {
t.Parallel()
testSuffix(t, "co.uk.", "", true)
testSuffix(t, "amazon.co.uk.", "amazon.co.uk.", true)
testSuffix(t, "books.amazon.co.uk.", "amazon.co.uk.", true)
testSuffix(t, "www.books.amazon.co.uk.", "amazon.co.uk.", true)
testSuffix(t, "com.", "", true)
testSuffix(t, "amazon.com.", "amazon.com.", true)
testSuffix(t, "example0.debian.net.", "example0.debian.net.", true)
testSuffix(t, "example1.debian.org.", "debian.org.", true)
testSuffix(t, "golang.dev.", "golang.dev.", true)
testSuffix(t, "golang.net.", "golang.net.", true)
testSuffix(t, "play.golang.org.", "golang.org.", true)
testSuffix(t, "gophers.in.space.museum.", "in.space.museum.", true)
testSuffix(t, "0emm.com.", "0emm.com.", true)
testSuffix(t, "a.0emm.com.", "", true)
testSuffix(t, "b.c.d.0emm.com.", "c.d.0emm.com.", true)
testSuffix(t, "org.", "", true)
testSuffix(t, "foo.org.", "foo.org.", true)
testSuffix(t, "foo.co.uk.", "foo.co.uk.", true)
testSuffix(t, "foo.dyndns.org.", "foo.dyndns.org.", true)
testSuffix(t, "foo.blogspot.co.uk.", "foo.blogspot.co.uk.", true)
testSuffix(t, "there.is.no.such-tld.", "no.such-tld.", false)
testSuffix(t, "www.some.bit.", "some.bit.", false)
testSuffix(t, "cromulent.", "", false)
testSuffix(t, "arpa.", "", true)
testSuffix(t, "in-addr.arpa.", "", true)
testSuffix(t, "1.in-addr.arpa.", "1.in-addr.arpa.", true)
testSuffix(t, "ip6.arpa.", "", true)
testSuffix(t, "1.ip6.arpa.", "1.ip6.arpa.", true)
testSuffix(t, "www.some.arpa.", "some.arpa.", true)
testSuffix(t, "www.some.home.arpa.", "home.arpa.", true)
testSuffix(t, ".", "", false)
testSuffix(t, "", "", false)
// Test edge case domains.
testSuffix(t, "www.some.example.", "some.example.", true)
testSuffix(t, "www.some.invalid.", "some.invalid.", true)
testSuffix(t, "www.some.local.", "some.local.", true)
testSuffix(t, "www.some.localhost.", "some.localhost.", true)
testSuffix(t, "www.some.onion.", "some.onion.", false)
testSuffix(t, "www.some.test.", "some.test.", true)
}
func testSuffix(t *testing.T, fqdn, domainRoot string, icannSpace bool) {
t.Helper()
q := &Query{FQDN: fqdn}
q.InitPublicSuffixData()
assert.Equal(t, domainRoot, q.DomainRoot)
assert.Equal(t, icannSpace, q.ICANNSpace)
}