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|
package dns
import (
"strconv"
"testing"
)
func TestPackNsec3(t *testing.T) {
nsec3 := HashName("dnsex.nl.", SHA1, 0, "DEAD")
if nsec3 != "ROCCJAE8BJJU7HN6T7NG3TNM8ACRS87J" {
t.Error(nsec3)
}
nsec3 = HashName("a.b.c.example.org.", SHA1, 2, "DEAD")
if nsec3 != "6LQ07OAHBTOOEU2R9ANI2AT70K5O0RCG" {
t.Error(nsec3)
}
}
func TestNsec3(t *testing.T) {
nsec3 := testRR("sk4e8fj94u78smusb40o1n0oltbblu2r.nl. IN NSEC3 1 1 5 F10E9F7EA83FC8F3 SK4F38CQ0ATIEI8MH3RGD0P5I4II6QAN NS SOA TXT RRSIG DNSKEY NSEC3PARAM")
if !nsec3.(*NSEC3).Match("nl.") { // name hash = sk4e8fj94u78smusb40o1n0oltbblu2r
t.Fatal("sk4e8fj94u78smusb40o1n0oltbblu2r.nl. should match sk4e8fj94u78smusb40o1n0oltbblu2r.nl.")
}
if !nsec3.(*NSEC3).Match("NL.") { // name hash = sk4e8fj94u78smusb40o1n0oltbblu2r
t.Fatal("sk4e8fj94u78smusb40o1n0oltbblu2r.NL. should match sk4e8fj94u78smusb40o1n0oltbblu2r.nl.")
}
if nsec3.(*NSEC3).Match("com.") { //
t.Fatal("com. is not in the zone nl.")
}
if nsec3.(*NSEC3).Match("test.nl.") { // name hash = gd0ptr5bnfpimpu2d3v6gd4n0bai7s0q
t.Fatal("gd0ptr5bnfpimpu2d3v6gd4n0bai7s0q.nl. should not match sk4e8fj94u78smusb40o1n0oltbblu2r.nl.")
}
nsec3 = testRR("nl. IN NSEC3 1 1 5 F10E9F7EA83FC8F3 SK4F38CQ0ATIEI8MH3RGD0P5I4II6QAN NS SOA TXT RRSIG DNSKEY NSEC3PARAM")
if nsec3.(*NSEC3).Match("nl.") {
t.Fatal("sk4e8fj94u78smusb40o1n0oltbblu2r.nl. should not match a record without a owner hash")
}
for _, tc := range []struct {
rr *NSEC3
name string
covers bool
}{
// positive tests
{ // name hash between owner hash and next hash
rr: &NSEC3{
Hdr: RR_Header{Name: "2N1TB3VAIRUOBL6RKDVII42N9TFMIALP.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "PT3RON8N7PM3A0OE989IB84OOSADP7O8",
},
name: "bsd.com.",
covers: true,
},
{ // end of zone, name hash is after owner hash
rr: &NSEC3{
Hdr: RR_Header{Name: "3v62ulr0nre83v0rja2vjgtlif9v6rab.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "2N1TB3VAIRUOBL6RKDVII42N9TFMIALP",
},
name: "csd.com.",
covers: true,
},
{ // end of zone, name hash is before beginning of zone
rr: &NSEC3{
Hdr: RR_Header{Name: "PT3RON8N7PM3A0OE989IB84OOSADP7O8.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "3V62ULR0NRE83V0RJA2VJGTLIF9V6RAB",
},
name: "asd.com.",
covers: true,
},
// negative tests
{ // too short owner name
rr: &NSEC3{
Hdr: RR_Header{Name: "nl."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "39P99DCGG0MDLARTCRMCF6OFLLUL7PR6",
},
name: "asd.com.",
covers: false,
},
{ // outside of zone
rr: &NSEC3{
Hdr: RR_Header{Name: "39p91242oslggest5e6a7cci4iaeqvnk.nl."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "39P99DCGG0MDLARTCRMCF6OFLLUL7PR6",
},
name: "asd.com.",
covers: false,
},
{ // empty interval
rr: &NSEC3{
Hdr: RR_Header{Name: "2n1tb3vairuobl6rkdvii42n9tfmialp.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "2N1TB3VAIRUOBL6RKDVII42N9TFMIALP",
},
name: "asd.com.",
covers: false,
},
{ // empty interval wildcard
rr: &NSEC3{
Hdr: RR_Header{Name: "2n1tb3vairuobl6rkdvii42n9tfmialp.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "2N1TB3VAIRUOBL6RKDVII42N9TFMIALP",
},
name: "*.asd.com.",
covers: true,
},
{ // name hash is before owner hash, not covered
rr: &NSEC3{
Hdr: RR_Header{Name: "3V62ULR0NRE83V0RJA2VJGTLIF9V6RAB.com."},
Hash: 1,
Flags: 1,
Iterations: 5,
Salt: "F10E9F7EA83FC8F3",
NextDomain: "PT3RON8N7PM3A0OE989IB84OOSADP7O8",
},
name: "asd.com.",
covers: false,
},
} {
covers := tc.rr.Cover(tc.name)
if tc.covers != covers {
t.Fatalf("cover failed for %s: expected %t, got %t [record: %s]", tc.name, tc.covers, covers, tc.rr)
}
}
}
func TestNsec3EmptySalt(t *testing.T) {
rr, _ := NewRR("CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN NSEC3 1 1 0 - CK0Q1GIN43N1ARRC9OSM6QPQR81H5M9A NS SOA RRSIG DNSKEY NSEC3PARAM")
if !rr.(*NSEC3).Match("com.") {
t.Fatalf("expected record to match com. label")
}
}
func BenchmarkHashName(b *testing.B) {
for _, iter := range []uint16{
150, 2500, 5000, 10000, ^uint16(0),
} {
b.Run(strconv.Itoa(int(iter)), func(b *testing.B) {
for n := 0; n < b.N; n++ {
if HashName("some.example.org.", SHA1, iter, "deadbeef") == "" {
b.Fatalf("HashName failed")
}
}
})
}
}
|
