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Check that minimal NSEC records are not cached

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construct a test zone which contains a minimal NSEC record,
emit priming queries for this record, and then check that
a respose that would be synthesised from it isn't.
This commit is contained in:
Mark Andrews
2021-10-19 14:42:48 +11:00
committed by Petr Špaček
parent 6fae151c9d
commit 0d75ec9ee3
6 changed files with 73 additions and 0 deletions
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28
bin/tests/system/synthfromdnssec/ns1/minimal.db.in Normal file
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@@ -0,0 +1,28 @@
$TTL 3600
minimal. 3600 SOA ns1.minimal. hostmaster.minimal. (
1 ; serial
3600 ; refresh (1 hour)
1200 ; retry (20 minutes)
604800 ; expire (1 week)
3600 ; minimum (1 hour)
)
3600 NS ns1.minimal.
3600 NSEC dnamed.minimal. NS SOA RRSIG NSEC DNSKEY
dnamed.minimal. 3600 DNAME dnamed.
3600 NSEC insecure.minimal. DNAME RRSIG NSEC
insecure.minimal. 3600 NS ns1.insecure.minimal.
3600 NSEC nodata.minimal. NS RRSIG NSEC
nodata.minimal. 3600 TXT "nodata"
3600 NSEC ns1.minimal. TXT RRSIG NSEC
; incomplete chain pointing at non-existent ns2.minimal
ns1.minimal. 3600 A 10.53.0.1
3600 NSEC ns2.minimal. A RRSIG NSEC
; minimal response for nxdomain.minimal.
nxdomaia.minimal. 3600 NSEC nxdomaiz.minimal. RRSIG NSEC
;
*.wild-a.minimal. 3600 A 1.2.3.4
3600 NSEC *.wild-cname.minimal. A RRSIG NSEC
*.wild-cname.minimal. 3600 CNAME ns1.minimal.
3600 NSEC minimal. CNAME RRSIG NSEC
; glue
ns1.insecure.minimal. 3600 A 10.53.0.1

5
bin/tests/system/synthfromdnssec/ns1/named.conf.in
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@@ -44,4 +44,9 @@ zone "dnamed" {
file "dnamed.db.signed";
};
zone "minimal" {
type primary;
file "minimal.db.signed";
};
include "trusted.conf";

2
bin/tests/system/synthfromdnssec/ns1/root.db.in
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@@ -15,3 +15,5 @@ example NS ns1.example
ns1.example A 10.53.0.1
dnamed NS ns1.dnamed
ns1.dnamed A 10.53.0.1
minimal NS ns1.minimal
ns1.minimal A 10.53.0.1

10
bin/tests/system/synthfromdnssec/ns1/sign.sh
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@@ -41,6 +41,16 @@ cat "$infile" "$keyname.key" > "$zonefile"
$SIGNER -P -o $zone $zonefile > /dev/null
zone=minimal
infile=minimal.db.in
zonefile=minimal.db
keyname=$($KEYGEN -q -a RSASHA256 -b 2048 -n zone $zone)
cat "$infile" "$keyname.key" > "$zonefile"
# do not regenerate NSEC chain as there in a minimal NSEC record present
$SIGNER -P -Z nonsecify -o $zone $zonefile > /dev/null
zone=.
infile=root.db.in
zonefile=root.db