rollover-ksk-3crowd: From setup.sh to pytest bootstrap

Similar to rollover-ksk-doubleksk.

(cherry picked from commit 4ed35f02b1)
This commit is contained in:
Matthijs Mekking 2025-11-28 11:49:59 +01:00
parent f8ce10ea24
commit 7b92adde63
8 changed files with 88 additions and 83 deletions

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../rollover/ns1

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../rollover/ns2

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../../rollover-ksk-doubleksk/ns3/kasp.conf.j2
../../rollover-ksk-doubleksk/ns3/kasp.conf

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../../rollover/ns3/template.db.j2.manual

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../../_common/trusted.conf.j2

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#!/bin/sh -e
# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
#
# SPDX-License-Identifier: MPL-2.0
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, you can obtain one at https://mozilla.org/MPL/2.0/.
#
# See the COPYRIGHT file distributed with this work for additional
# information regarding copyright ownership.
# shellcheck source=conf.sh
. ../conf.sh
cd "ns3"
setup() {
zone="$1"
echo_i "setting up zone: $zone"
zonefile="${zone}.db"
infile="${zone}.db.infile"
echo "$zone" >>zones
}
# Set in the key state files the Predecessor/Successor fields.
# Key $1 is the predecessor of key $2.
key_successor() {
id1=$(keyfile_to_key_id "$1")
id2=$(keyfile_to_key_id "$2")
echo "Predecessor: ${id1}" >>"${2}.state"
echo "Successor: ${id2}" >>"${1}.state"
}
# Make lines shorter by storing key states in environment variables.
H="HIDDEN"
R="RUMOURED"
O="OMNIPRESENT"
U="UNRETENTIVE"
# Test #2375, the "three is a crowd" bug, where a new key is introduced but the
# previous rollover has not finished yet. In other words, we have a key KEY2
# that is the successor of key KEY1, and we introduce a new key KEY3 that is
# the successor of key KEY2:
#
# KEY1 < KEY2 < KEY3.
#
# The expected behavior is that all three keys remain in the zone, and not
# the bug behavior where KEY2 is removed and immediately replaced with KEY3.
#
# Set up a zone that has a KSK (KEY1) and have the successor key (KEY2)
# published as well.
setup three-is-a-crowd.kasp
# These times are the same as step3.ksk-doubleksk.autosign.
TpubN="now-60d"
TactN="now-1413h"
TretN="now"
TremN="now+50h"
TpubN1="now-27h"
TsbmN1="now"
TactN1="${TretN}"
TretN1="now+60d"
TremN1="now+1490h"
ksktimes="-P ${TpubN} -A ${TpubN} -P sync ${TactN} -I ${TretN} -D ${TremN} -D sync ${TactN1}"
newtimes="-P ${TpubN1} -A ${TactN1} -P sync ${TsbmN1} -I ${TretN1} -D ${TremN1}"
zsktimes="-P ${TpubN} -A ${TpubN}"
KSK1=$($KEYGEN -a $DEFAULT_ALGORITHM -L 7200 -f KSK $ksktimes $zone 2>keygen.out.$zone.1)
KSK2=$($KEYGEN -a $DEFAULT_ALGORITHM -L 7200 -f KSK $newtimes $zone 2>keygen.out.$zone.2)
ZSK=$($KEYGEN -a $DEFAULT_ALGORITHM -L 7200 $zsktimes $zone 2>keygen.out.$zone.3)
$SETTIME -s -g $H -k $O $TactN -r $O $TactN -d $O $TactN "$KSK1" >settime.out.$zone.1 2>&1
$SETTIME -s -g $O -k $R $TpubN1 -r $R $TpubN1 -d $H $TpubN1 "$KSK2" >settime.out.$zone.2 2>&1
$SETTIME -s -g $O -k $O $TactN -z $O $TactN "$ZSK" >settime.out.$zone.3 2>&1
# Set key rollover relationship.
key_successor $KSK1 $KSK2
# Sign zone.
cat template.db.in "${KSK1}.key" "${KSK2}.key" "${ZSK}.key" >"$infile"
private_type_record $zone $DEFAULT_ALGORITHM_NUMBER "$KSK1" >>"$infile"
private_type_record $zone $DEFAULT_ALGORITHM_NUMBER "$KSK2" >>"$infile"
private_type_record $zone $DEFAULT_ALGORITHM_NUMBER "$ZSK" >>"$infile"
cp $infile $zonefile
$SIGNER -S -x -G "cds:sha-256" -s now-1h -e now+2w -o $zone -O raw -f "${zonefile}.signed" $infile >signer.out.$zone.1 2>&1

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@ -24,6 +24,11 @@ from rollover.common import (
KSK_IPUB,
KSK_IRET,
)
from rollover.setup import (
configure_root,
configure_tld,
configure_ksk_3crowd,
)
CDSS = ["CDS (SHA-256)"]
@ -33,6 +38,23 @@ OFFSET2 = -int(timedelta(hours=27).total_seconds())
TTL = int(KSK_CONFIG["dnskey-ttl"].total_seconds())
def bootstrap():
data = {
"tlds": [],
"trust_anchors": [],
}
tlds = []
tld_name = "kasp"
delegations = configure_ksk_3crowd(tld_name)
tld = configure_tld(tld_name, delegations)
tlds.append(tld)
data["tlds"].append(tld_name)
ta = configure_root(tlds)
data["trust_anchors"].append(ta)
return data
def test_rollover_ksk_three_is_a_crowd(alg, size, ns3):
"""Test #2375: Scheduled rollovers are happening faster than they can finish."""
zone = "three-is-a-crowd.kasp"

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@ -1620,3 +1620,64 @@ def configure_ksk_doubleksk(tld: str) -> List[Zone]:
)
return zones
def configure_ksk_3crowd(tld: str) -> List[Zone]:
# Test #2375, the "three is a crowd" bug, where a new key is introduced but the
# previous rollover has not finished yet. In other words, we have a key KEY2
# that is the successor of key KEY1, and we introduce a new key KEY3 that is
# the successor of key KEY2:
#
# KEY1 < KEY2 < KEY3.
#
# The expected behavior is that all three keys remain in the zone, and not
# the bug behavior where KEY2 is removed and immediately replaced with KEY3.
#
zones = []
cds = "cds:sha-256"
keygen = CmdHelper("KEYGEN", "-a ECDSAP256SHA256 -L 7200")
settime = CmdHelper("SETTIME", "-s")
# Set up a zone that has a KSK (KEY1) and have the successor key (KEY2)
# published as well.
zonename = f"three-is-a-crowd.{tld}"
zones.append(Zone(zonename, f"{zonename}.db", Nameserver("ns3", "10.53.0.3")))
isctest.log.info(f"setup {zonename}")
# These times are the same as step3.ksk-doubleksk.autosign.
TpubN = "now-60d"
TactN = "now-1413h"
TretN = "now"
TremN = "now+50h"
TpubN1 = "now-27h"
TactN1 = TretN
TretN1 = "now+60d"
TremN1 = "now+1490h"
ksktimes = (
f"-P {TpubN} -A {TpubN} -P sync {TactN} -I {TretN} -D {TremN} -D sync {TactN1}"
)
newtimes = f"-P {TpubN1} -A {TactN1} -P sync {TactN1} -I {TretN1} -D {TremN1}"
zsktimes = f"-P {TpubN} -A {TpubN}"
# Key generation.
ksk1_name = keygen(f"-f KSK {ksktimes} {zonename}", cwd="ns3").strip()
ksk2_name = keygen(f"-f KSK {newtimes} {zonename}", cwd="ns3").strip()
zsk_name = keygen(f"{zsktimes} {zonename}", cwd="ns3").strip()
settime(
f"-g HIDDEN -k OMNIPRESENT {TactN} -r OMNIPRESENT {TactN} -d OMNIPRESENT {TactN} {ksk1_name}",
cwd="ns3",
)
settime(
f"-g OMNIPRESENT -k RUMOURED {TpubN1} -r RUMOURED {TpubN1} -d HIDDEN {TpubN1} {ksk2_name}",
cwd="ns3",
)
settime(
f"-g OMNIPRESENT -k OMNIPRESENT {TpubN} -z OMNIPRESENT {TpubN} {zsk_name}",
cwd="ns3",
)
# Set key rollover relationship.
set_key_relationship(ksk1_name, ksk2_name)
# Signing.
render_and_sign_zone(
zonename, [ksk1_name, ksk2_name, zsk_name], extra_options=f"-G {cds}"
)
return zones