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systemd/test/units/testsuite-75.sh
Frantisek Sumsal 7e9c7d6f5b test: use Type=exec for the test unit 
Make sure everything we need is set up before continuing further with
the test. This should, hopefully, help with a race where we check
a dynamic user before it's created by NFTSet= stuff.

Before:
$ journalctl -o short-monotonic --grep '(test-nft|NFT|testsuite-75)' --no-hostname
...
[ 3657.929223] testsuite-75.sh[48]: + systemd-run -u test-nft.service -p DynamicUser=yes -p 'NFTSet=cgroup:inet:sd_test:c user:inet:sd_test:u group:inet:sd_test:g' sleep 10000
...
[ 3657.977372] systemd[1]: test-nft.service: Changed dead -> running
[ 3657.977388] systemd[1]: test-nft.service: Job 376 test-nft.service/start finished, result=done
[ 3657.977407] testsuite-75.sh[853]: Running as unit: test-nft.service; invocation ID: 8776af2ec7864a60a058cb5d403d1ca6
[ 3657.982437] testsuite-75.sh[856]:                 elements = { "system.slice/test-nft.service" }
[ 3657.984570] testsuite-75.sh[48]: + grep -qF test-nft.service /tmp/tmp.uqXKfyzcpJ
[ 3657.985400] testsuite-75.sh[859]: ++ getent passwd test-nft
[ 3657.986434] systemd[1]: varlink-12: New incoming message: {"method":"io.systemd.UserDatabase.GetUserRecord","parameters":{"userName":"test-nft","service":"io.systemd.DynamicUser"}}
[ 3657.986503] systemd[1]: varlink-12: Sending message: {"error":"io.systemd.UserDatabase.NoRecordFound","parameters":{}}
[ 3657.986643] systemd[1]: testsuite-75.service: Child 48 belongs to testsuite-75.service.
[ 3657.986660] systemd[1]: testsuite-75.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
[ 3657.986681] systemd[1]: testsuite-75.service: Failed with result 'exit-code'.
...
[ 3657.989885] systemd[1]: test-nft.service: User lookup succeeded: uid=64568 gid=64568
[ 3657.989936] systemd[1]: Added NFT set: family inet, table sd_test, set u, ID 64568
[ 3657.989965] systemd[1]: Added NFT set: family inet, table sd_test, set g, ID 64568

After:
$ journalctl -o short-monotonic --grep '(test-nft|NFT|testsuite-75)' --no-hostname
[ 1523.874408] testsuite-75.sh[49]: + systemd-run -u test-nft.service --service-type=exec -p DynamicUser=yes -p 'NFTSet=cgroup:inet:sd_test:c user:inet:sd_test:u group:inet:sd_test:g' sleep 10000
...
[ 1523.924091] systemd[1]: Starting test-nft.service...
[ 1523.928891] systemd[1]: test-nft.service: User lookup succeeded: uid=64568 gid=64568
[ 1523.929102] systemd[1]: Added NFT set: family inet, table sd_test, set u, ID 64568
[ 1523.929220] systemd[1]: Added NFT set: family inet, table sd_test, set g, ID 64568
...
[ 1523.933263] systemd[1]: Started test-nft.service.
[ 1523.933626] testsuite-75.sh[849]: Running as unit: test-nft.service; invocation ID: d1a5c3eacbc647a7a5fcbd46c7b2f863
[ 1523.940810] testsuite-75.sh[852]:                 elements = { "system.slice/test-nft.service" }
[ 1523.942880] testsuite-75.sh[49]: + grep -qF test-nft.service /tmp/tmp.gWka2x3mQq
[ 1523.944031] testsuite-75.sh[855]: ++ getent passwd test-nft
[ 1523.945496] systemd[1]: varlink-18: New incoming message: {"method":"io.systemd.UserDatabase.GetUserRecord","parameters":{"userName":"test-nft","service":"io.systemd.DynamicUser"}}
[ 1523.951593] systemd[1]: varlink-18: Sending message: {"parameters":{"record":{"userName":"test-nft","uid":64568,"gid":64568,"realName":"Dynamic User",...
2023-10-18 16:08:44 +01:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
# vi: ts=4 sw=4 tw=0 et:
# TODO:
# - IPv6-only stack
# - mDNS
# - LLMNR
# - DoT/DoH
set -eux
set -o pipefail
# shellcheck source=test/units/util.sh
. "$(dirname "$0")"/util.sh
RUN_OUT="$(mktemp)"
run() {
"$@" |& tee "$RUN_OUT"
}
disable_ipv6() {
sysctl -w net.ipv6.conf.all.disable_ipv6=1
}
enable_ipv6() {
sysctl -w net.ipv6.conf.all.disable_ipv6=0
networkctl reconfigure dns0
/usr/lib/systemd/systemd-networkd-wait-online --ipv4 --ipv6 --interface=dns0:routable --timeout=30
}
monitor_check_rr() (
set +x
set +o pipefail
local since="${1:?}"
local match="${2:?}"
# Wait until the first mention of the specified log message is
# displayed. We turn off pipefail for this, since we don't care about the
# lhs of this pipe expression, we only care about the rhs' result to be
# clean
timeout -v 30s journalctl -u resmontest.service --since "$since" -f --full | grep -m1 "$match"
)
# Test for resolvectl, resolvconf
systemctl unmask systemd-resolved.service
systemctl enable --now systemd-resolved.service
systemctl service-log-level systemd-resolved.service debug
ip link add hoge type dummy
ip link add hoge.foo type dummy
resolvectl dns hoge 10.0.0.1 10.0.0.2
resolvectl dns hoge.foo 10.0.0.3 10.0.0.4
assert_in '10.0.0.1 10.0.0.2' "$(resolvectl dns hoge)"
assert_in '10.0.0.3 10.0.0.4' "$(resolvectl dns hoge.foo)"
resolvectl dns hoge 10.0.1.1 10.0.1.2
resolvectl dns hoge.foo 10.0.1.3 10.0.1.4
assert_in '10.0.1.1 10.0.1.2' "$(resolvectl dns hoge)"
assert_in '10.0.1.3 10.0.1.4' "$(resolvectl dns hoge.foo)"
if ! RESOLVCONF=$(command -v resolvconf 2>/dev/null); then
TMPDIR=$(mktemp -d -p /tmp resolvconf-tests.XXXXXX)
RESOLVCONF="$TMPDIR"/resolvconf
ln -s "$(command -v resolvectl 2>/dev/null)" "$RESOLVCONF"
fi
echo nameserver 10.0.2.1 10.0.2.2 | "$RESOLVCONF" -a hoge
echo nameserver 10.0.2.3 10.0.2.4 | "$RESOLVCONF" -a hoge.foo
assert_in '10.0.2.1 10.0.2.2' "$(resolvectl dns hoge)"
assert_in '10.0.2.3 10.0.2.4' "$(resolvectl dns hoge.foo)"
echo nameserver 10.0.3.1 10.0.3.2 | "$RESOLVCONF" -a hoge.inet.ipsec.192.168.35
echo nameserver 10.0.3.3 10.0.3.4 | "$RESOLVCONF" -a hoge.foo.dhcp
assert_in '10.0.3.1 10.0.3.2' "$(resolvectl dns hoge)"
assert_in '10.0.3.3 10.0.3.4' "$(resolvectl dns hoge.foo)"
# Tests for _localdnsstub and _localdnsproxy
assert_in '127.0.0.53' "$(resolvectl query _localdnsstub)"
assert_in '_localdnsstub' "$(resolvectl query 127.0.0.53)"
assert_in '127.0.0.54' "$(resolvectl query _localdnsproxy)"
assert_in '_localdnsproxy' "$(resolvectl query 127.0.0.54)"
assert_in '127.0.0.53' "$(dig @127.0.0.53 _localdnsstub)"
assert_in '_localdnsstub' "$(dig @127.0.0.53 -x 127.0.0.53)"
assert_in '127.0.0.54' "$(dig @127.0.0.53 _localdnsproxy)"
assert_in '_localdnsproxy' "$(dig @127.0.0.53 -x 127.0.0.54)"
# Tests for mDNS and LLMNR settings
mkdir -p /run/systemd/resolved.conf.d
{
echo "[Resolve]"
echo "MulticastDNS=yes"
echo "LLMNR=yes"
} >/run/systemd/resolved.conf.d/mdns-llmnr.conf
systemctl restart systemd-resolved.service
systemctl service-log-level systemd-resolved.service debug
# make sure networkd is not running.
systemctl stop systemd-networkd.service
# defaults to yes (both the global and per-link settings are yes)
assert_in 'yes' "$(resolvectl mdns hoge)"
assert_in 'yes' "$(resolvectl llmnr hoge)"
# set per-link setting
resolvectl mdns hoge yes
resolvectl llmnr hoge yes
assert_in 'yes' "$(resolvectl mdns hoge)"
assert_in 'yes' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge resolve
resolvectl llmnr hoge resolve
assert_in 'resolve' "$(resolvectl mdns hoge)"
assert_in 'resolve' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge no
resolvectl llmnr hoge no
assert_in 'no' "$(resolvectl mdns hoge)"
assert_in 'no' "$(resolvectl llmnr hoge)"
# downgrade global setting to resolve
{
echo "[Resolve]"
echo "MulticastDNS=resolve"
echo "LLMNR=resolve"
} >/run/systemd/resolved.conf.d/mdns-llmnr.conf
systemctl restart systemd-resolved.service
systemctl service-log-level systemd-resolved.service debug
# set per-link setting
resolvectl mdns hoge yes
resolvectl llmnr hoge yes
assert_in 'resolve' "$(resolvectl mdns hoge)"
assert_in 'resolve' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge resolve
resolvectl llmnr hoge resolve
assert_in 'resolve' "$(resolvectl mdns hoge)"
assert_in 'resolve' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge no
resolvectl llmnr hoge no
assert_in 'no' "$(resolvectl mdns hoge)"
assert_in 'no' "$(resolvectl llmnr hoge)"
# downgrade global setting to no
{
echo "[Resolve]"
echo "MulticastDNS=no"
echo "LLMNR=no"
} >/run/systemd/resolved.conf.d/mdns-llmnr.conf
systemctl restart systemd-resolved.service
systemctl service-log-level systemd-resolved.service debug
# set per-link setting
resolvectl mdns hoge yes
resolvectl llmnr hoge yes
assert_in 'no' "$(resolvectl mdns hoge)"
assert_in 'no' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge resolve
resolvectl llmnr hoge resolve
assert_in 'no' "$(resolvectl mdns hoge)"
assert_in 'no' "$(resolvectl llmnr hoge)"
resolvectl mdns hoge no
resolvectl llmnr hoge no
assert_in 'no' "$(resolvectl mdns hoge)"
assert_in 'no' "$(resolvectl llmnr hoge)"
# Cleanup
rm -f /run/systemd/resolved.conf.d/mdns-llmnr.conf
ip link del hoge
ip link del hoge.foo
### SETUP ###
# Configure network
hostnamectl hostname ns1.unsigned.test
cat >>/etc/hosts <<EOF
10.0.0.1 ns1.unsigned.test
fd00:dead:beef:cafe::1 ns1.unsigned.test
127.128.0.5 localhost5 localhost5.localdomain localhost5.localdomain4 localhost.localdomain5 localhost5.localdomain5
EOF
mkdir -p /etc/systemd/network
cat >/etc/systemd/network/dns0.netdev <<EOF
[NetDev]
Name=dns0
Kind=dummy
EOF
cat >/etc/systemd/network/dns0.network <<EOF
[Match]
Name=dns0
[Network]
Address=10.0.0.1/24
Address=fd00:dead:beef:cafe::1/64
DNSSEC=allow-downgrade
DNS=10.0.0.1
DNS=fd00:dead:beef:cafe::1
EOF
DNS_ADDRESSES=(
"10.0.0.1"
"fd00:dead:beef:cafe::1"
)
mkdir -p /run/systemd/resolved.conf.d
{
echo "[Resolve]"
echo "FallbackDNS="
echo "DNSSEC=allow-downgrade"
echo "DNSOverTLS=opportunistic"
} >/run/systemd/resolved.conf.d/test.conf
ln -svf /run/systemd/resolve/stub-resolv.conf /etc/resolv.conf
# Override the default NTA list, which turns off DNSSEC validation for (among
# others) the test. domain
mkdir -p "/etc/dnssec-trust-anchors.d/"
echo local >/etc/dnssec-trust-anchors.d/local.negative
# Sign the root zone
keymgr . generate algorithm=ECDSAP256SHA256 ksk=yes zsk=yes
# Create a trust anchor for resolved with our root zone
keymgr . ds | sed 's/ DS/ IN DS/g' >/etc/dnssec-trust-anchors.d/root.positive
# Create a bind-compatible trust anchor (for delv)
# Note: the trust-anchors directive is relatively new, so use the original
# managed-keys one until it's widespread enough
{
echo 'managed-keys {'
keymgr . dnskey | sed -r 's/^\. DNSKEY ([0-9]+ [0-9]+ [0-9]+) (.+)$/. static-key \1 "\2";/g'
echo '};'
} >/etc/bind.keys
# Create an /etc/bind/bind.keys symlink, which is used by delv on Ubuntu
mkdir -p /etc/bind
ln -svf /etc/bind.keys /etc/bind/bind.keys
# Start the services
systemctl unmask systemd-networkd
systemctl start systemd-networkd
systemctl restart systemd-resolved
# Create knot's runtime dir, since from certain version it's provided only by
# the package and not created by tmpfiles/systemd
if [[ ! -d /run/knot ]]; then
mkdir -p /run/knot
chown -R knot:knot /run/knot
fi
systemctl start knot
# Wait a bit for the keys to propagate
sleep 4
networkctl status
resolvectl status
resolvectl log-level debug
# Start monitoring queries
systemd-run -u resmontest.service -p Type=notify resolvectl monitor
# Check if all the zones are valid (zone-check always returns 0, so let's check
# if it produces any errors/warnings)
run knotc zone-check
[[ ! -s "$RUN_OUT" ]]
# We need to manually propagate the DS records of onlinesign.test. to the parent
# zone, since they're generated online
knotc zone-begin test.
if knotc zone-get test. onlinesign.test. ds | grep .; then
# Drop any old DS records, if present (e.g. on test re-run)
knotc zone-unset test. onlinesign.test. ds
fi
# Propagate the new DS records
while read -ra line; do
knotc zone-set test. "${line[0]}" 600 "${line[@]:1}"
done < <(keymgr onlinesign.test. ds)
knotc zone-commit test.
knotc reload
### SETUP END ###
: "--- nss-resolve/nss-myhostname tests"
# Sanity check
TIMESTAMP=$(date '+%F %T')
# Issue: https://github.com/systemd/systemd/issues/23951
# With IPv6 enabled
run getent -s resolve hosts ns1.unsigned.test
grep -qE "^fd00:dead:beef:cafe::1\s+ns1\.unsigned\.test" "$RUN_OUT"
monitor_check_rr "$TIMESTAMP" "ns1.unsigned.test IN AAAA fd00:dead:beef:cafe::1"
# With IPv6 disabled
# Issue: https://github.com/systemd/systemd/issues/23951
# FIXME
#disable_ipv6
#run getent -s resolve hosts ns1.unsigned.test
#grep -qE "^10\.0\.0\.1\s+ns1\.unsigned\.test" "$RUN_OUT"
#monitor_check_rr "$TIMESTAMP" "ns1.unsigned.test IN A 10.0.0.1"
enable_ipv6
# Issue: https://github.com/systemd/systemd/issues/18812
# PR: https://github.com/systemd/systemd/pull/18896
# Follow-up issue: https://github.com/systemd/systemd/issues/23152
# Follow-up PR: https://github.com/systemd/systemd/pull/23161
# With IPv6 enabled
run getent -s resolve hosts localhost
grep -qE "^::1\s+localhost" "$RUN_OUT"
run getent -s myhostname hosts localhost
grep -qE "^::1\s+localhost" "$RUN_OUT"
# With IPv6 disabled
disable_ipv6
run getent -s resolve hosts localhost
grep -qE "^127\.0\.0\.1\s+localhost" "$RUN_OUT"
run getent -s myhostname hosts localhost
grep -qE "^127\.0\.0\.1\s+localhost" "$RUN_OUT"
enable_ipv6
# Issue: https://github.com/systemd/systemd/issues/25088
run getent -s resolve hosts 127.128.0.5
grep -qEx '127\.128\.0\.5\s+localhost5(\s+localhost5?\.localdomain[45]?){4}' "$RUN_OUT"
[ "$(wc -l <"$RUN_OUT")" -eq 1 ]
# Issue: https://github.com/systemd/systemd/issues/20158
run dig +noall +answer +additional localhost5.
grep -qEx 'localhost5\.\s+0\s+IN\s+A\s+127\.128\.0\.5' "$RUN_OUT"
[ "$(wc -l <"$RUN_OUT")" -eq 1 ]
run dig +noall +answer +additional localhost5.localdomain4.
grep -qEx 'localhost5\.localdomain4\.\s+0\s+IN\s+CNAME\s+localhost5\.' "$RUN_OUT"
grep -qEx 'localhost5\.\s+0\s+IN\s+A\s+127\.128\.0\.5' "$RUN_OUT"
[ "$(wc -l <"$RUN_OUT")" -eq 2 ]
: "--- Basic resolved tests ---"
# Issue: https://github.com/systemd/systemd/issues/22229
# PR: https://github.com/systemd/systemd/pull/22231
FILTERED_NAMES=(
"0.in-addr.arpa"
"255.255.255.255.in-addr.arpa"
"0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa"
"hello.invalid"
"hello.alt"
)
for name in "${FILTERED_NAMES[@]}"; do
(! run host "$name")
grep -qF "NXDOMAIN" "$RUN_OUT"
done
# Follow-up
# Issue: https://github.com/systemd/systemd/issues/22401
# PR: https://github.com/systemd/systemd/pull/22414
run dig +noall +authority +comments SRV .
grep -qF "status: NOERROR" "$RUN_OUT"
grep -qE "IN\s+SOA\s+ns1\.unsigned\.test\." "$RUN_OUT"
: "--- ZONE: unsigned.test. ---"
run dig @ns1.unsigned.test +short unsigned.test A unsigned.test AAAA
grep -qF "10.0.0.101" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::101" "$RUN_OUT"
run resolvectl query unsigned.test
grep -qF "10.0.0.10" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::101" "$RUN_OUT"
grep -qF "authenticated: no" "$RUN_OUT"
run dig @ns1.unsigned.test +short MX unsigned.test
grep -qF "15 mail.unsigned.test." "$RUN_OUT"
run resolvectl query --legend=no -t MX unsigned.test
grep -qF "unsigned.test IN MX 15 mail.unsigned.test" "$RUN_OUT"
: "--- ZONE: signed.test (static DNSSEC) ---"
# Check the trust chain (with and without systemd-resolved in between
# Issue: https://github.com/systemd/systemd/issues/22002
# PR: https://github.com/systemd/systemd/pull/23289
run delv @ns1.unsigned.test signed.test
grep -qF "; fully validated" "$RUN_OUT"
run delv signed.test
grep -qF "; fully validated" "$RUN_OUT"
for addr in "${DNS_ADDRESSES[@]}"; do
run delv "@$addr" -t A mail.signed.test
grep -qF "; fully validated" "$RUN_OUT"
run delv "@$addr" -t AAAA mail.signed.test
grep -qF "; fully validated" "$RUN_OUT"
done
run resolvectl query mail.signed.test
grep -qF "10.0.0.11" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::11" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
run dig +short signed.test
grep -qF "10.0.0.10" "$RUN_OUT"
run resolvectl query signed.test
grep -qF "signed.test: 10.0.0.10" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
run dig @ns1.unsigned.test +short MX signed.test
grep -qF "10 mail.signed.test." "$RUN_OUT"
run resolvectl query --legend=no -t MX signed.test
grep -qF "signed.test IN MX 10 mail.signed.test" "$RUN_OUT"
# Check a non-existent domain
run dig +dnssec this.does.not.exist.signed.test
grep -qF "status: NXDOMAIN" "$RUN_OUT"
# Check a wildcard record
run resolvectl query -t TXT this.should.be.authenticated.wild.signed.test
grep -qF 'this.should.be.authenticated.wild.signed.test IN TXT "this is a wildcard"' "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
# Check SRV support
run resolvectl service _mysvc._tcp signed.test
grep -qF "myservice.signed.test:1234" "$RUN_OUT"
grep -qF "10.0.0.20" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::17" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
(! run resolvectl service _invalidsvc._udp signed.test)
grep -qE "invalidservice\.signed\.test' not found" "$RUN_OUT"
run resolvectl service _untrustedsvc._udp signed.test
grep -qF "myservice.untrusted.test:1111" "$RUN_OUT"
grep -qF "10.0.0.123" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::123" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
# Check OPENPGPKEY support
run delv -t OPENPGPKEY 5a786cdc59c161cdafd818143705026636962198c66ed4c5b3da321e._openpgpkey.signed.test
grep -qF "; fully validated" "$RUN_OUT"
run resolvectl openpgp mr.smith@signed.test
grep -qF "5a786cdc59c161cdafd818143705026636962198c66ed4c5b3da321e._openpgpkey.signed.test" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
# DNSSEC validation with multiple records of the same type for the same name
# Issue: https://github.com/systemd/systemd/issues/22002
# PR: https://github.com/systemd/systemd/pull/23289
check_domain() {
local domain="${1:?}"
local record="${2:?}"
local message="${3:?}"
local addr
for addr in "${DNS_ADDRESSES[@]}"; do
run delv "@$addr" -t "$record" "$domain"
grep -qF "$message" "$RUN_OUT"
done
run delv -t "$record" "$domain"
grep -qF "$message" "$RUN_OUT"
run resolvectl query "$domain"
grep -qF "authenticated: yes" "$RUN_OUT"
}
check_domain "dupe.signed.test" "A" "; fully validated"
check_domain "dupe.signed.test" "AAAA" "; negative response, fully validated"
check_domain "dupe-ipv6.signed.test" "AAAA" "; fully validated"
check_domain "dupe-ipv6.signed.test" "A" "; negative response, fully validated"
check_domain "dupe-mixed.signed.test" "A" "; fully validated"
check_domain "dupe-mixed.signed.test" "AAAA" "; fully validated"
# Test resolution of CNAME chains
TIMESTAMP=$(date '+%F %T')
run resolvectl query -t A cname-chain.signed.test
grep -qF "follow14.final.signed.test IN A 10.0.0.14" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
monitor_check_rr "$TIMESTAMP" "follow10.so.close.signed.test IN CNAME follow11.yet.so.far.signed.test"
monitor_check_rr "$TIMESTAMP" "follow11.yet.so.far.signed.test IN CNAME follow12.getting.hot.signed.test"
monitor_check_rr "$TIMESTAMP" "follow12.getting.hot.signed.test IN CNAME follow13.almost.final.signed.test"
monitor_check_rr "$TIMESTAMP" "follow13.almost.final.signed.test IN CNAME follow14.final.signed.test"
monitor_check_rr "$TIMESTAMP" "follow14.final.signed.test IN A 10.0.0.14"
# Non-existing RR + CNAME chain
run dig +dnssec AAAA cname-chain.signed.test
grep -qF "status: NOERROR" "$RUN_OUT"
grep -qE "^follow14\.final\.signed\.test\..+IN\s+NSEC\s+" "$RUN_OUT"
: "--- ZONE: onlinesign.test (dynamic DNSSEC) ---"
# Check the trust chain (with and without systemd-resolved in between
# Issue: https://github.com/systemd/systemd/issues/22002
# PR: https://github.com/systemd/systemd/pull/23289
run delv @ns1.unsigned.test sub.onlinesign.test
grep -qF "; fully validated" "$RUN_OUT"
run delv sub.onlinesign.test
grep -qF "; fully validated" "$RUN_OUT"
run dig +short sub.onlinesign.test
grep -qF "10.0.0.133" "$RUN_OUT"
run resolvectl query sub.onlinesign.test
grep -qF "sub.onlinesign.test: 10.0.0.133" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
run dig @ns1.unsigned.test +short TXT onlinesign.test
grep -qF '"hello from onlinesign"' "$RUN_OUT"
run resolvectl query --legend=no -t TXT onlinesign.test
grep -qF 'onlinesign.test IN TXT "hello from onlinesign"' "$RUN_OUT"
for addr in "${DNS_ADDRESSES[@]}"; do
run delv "@$addr" -t A dual.onlinesign.test
grep -qF "10.0.0.135" "$RUN_OUT"
run delv "@$addr" -t AAAA dual.onlinesign.test
grep -qF "fd00:dead:beef:cafe::135" "$RUN_OUT"
run delv "@$addr" -t ANY ipv6.onlinesign.test
grep -qF "fd00:dead:beef:cafe::136" "$RUN_OUT"
done
run resolvectl query dual.onlinesign.test
grep -qF "10.0.0.135" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::135" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
run resolvectl query ipv6.onlinesign.test
grep -qF "fd00:dead:beef:cafe::136" "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
# Check a non-existent domain
# Note: mod-onlinesign utilizes Minimally Covering NSEC Records, hence the
# different response than with "standard" DNSSEC
run dig +dnssec this.does.not.exist.onlinesign.test
grep -qF "status: NOERROR" "$RUN_OUT"
grep -qF "NSEC \\000.this.does.not.exist.onlinesign.test." "$RUN_OUT"
# Check a wildcard record
run resolvectl query -t TXT this.should.be.authenticated.wild.onlinesign.test
grep -qF 'this.should.be.authenticated.wild.onlinesign.test IN TXT "this is an onlinesign wildcard"' "$RUN_OUT"
grep -qF "authenticated: yes" "$RUN_OUT"
# Resolve via dbus method
TIMESTAMP=$(date '+%F %T')
run busctl call org.freedesktop.resolve1 /org/freedesktop/resolve1 org.freedesktop.resolve1.Manager ResolveHostname 'isit' 0 secondsub.onlinesign.test 0 0
grep -qF '10 0 0 134 "secondsub.onlinesign.test"' "$RUN_OUT"
monitor_check_rr "$TIMESTAMP" "secondsub.onlinesign.test IN A 10.0.0.134"
: "--- ZONE: untrusted.test (DNSSEC without propagated DS records) ---"
# Issue: https://github.com/systemd/systemd/issues/23955
# FIXME
resolvectl flush-caches
#run dig +short untrusted.test A untrusted.test AAAA
#grep -qF "10.0.0.121" "$RUN_OUT"
#grep -qF "fd00:dead:beef:cafe::121" "$RUN_OUT"
run resolvectl query untrusted.test
grep -qF "untrusted.test:" "$RUN_OUT"
grep -qF "10.0.0.121" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::121" "$RUN_OUT"
grep -qF "authenticated: no" "$RUN_OUT"
run resolvectl service _mysvc._tcp untrusted.test
grep -qF "myservice.untrusted.test:1234" "$RUN_OUT"
grep -qF "10.0.0.123" "$RUN_OUT"
grep -qF "fd00:dead:beef:cafe::123" "$RUN_OUT"
# Issue: https://github.com/systemd/systemd/issues/19472
# 1) Query for a non-existing RR should return NOERROR + NSEC (?), not NXDOMAIN
# FIXME: re-enable once the issue is resolved
#run dig +dnssec AAAA untrusted.test
#grep -qF "status: NOERROR" "$RUN_OUT"
#grep -qE "^untrusted\.test\..+IN\s+NSEC\s+" "$RUN_OUT"
## 2) Query for a non-existing name should return NXDOMAIN, not SERVFAIL
#run dig +dnssec this.does.not.exist.untrusted.test
#grep -qF "status: NXDOMAIN" "$RUN_OUT"
systemctl stop resmontest.service
# Test serve stale feature and NFTSet= if nftables is installed
if command -v nft >/dev/null; then
### Test without serve stale feature ###
NFT_FILTER_NAME=dns_port_filter
drop_dns_outbound_traffic() {
nft add table inet $NFT_FILTER_NAME
nft add chain inet $NFT_FILTER_NAME output \{ type filter hook output priority 0 \; \}
nft add rule inet $NFT_FILTER_NAME output ip daddr 10.0.0.1 udp dport 53 drop
nft add rule inet $NFT_FILTER_NAME output ip daddr 10.0.0.1 tcp dport 53 drop
nft add rule inet $NFT_FILTER_NAME output ip6 daddr fd00:dead:beef:cafe::1 udp dport 53 drop
nft add rule inet $NFT_FILTER_NAME output ip6 daddr fd00:dead:beef:cafe::1 tcp dport 53 drop
}
run dig stale1.unsigned.test -t A
grep -qE "NOERROR" "$RUN_OUT"
sleep 2
drop_dns_outbound_traffic
set +e
run dig stale1.unsigned.test -t A
set -eux
grep -qE "no servers could be reached" "$RUN_OUT"
nft flush ruleset
### Test TIMEOUT with serve stale feature ###
mkdir -p /run/systemd/resolved.conf.d
{
echo "[Resolve]"
echo "StaleRetentionSec=1d"
} >/run/systemd/resolved.conf.d/test.conf
ln -svf /run/systemd/resolve/stub-resolv.conf /etc/resolv.conf
systemctl restart systemd-resolved.service
systemctl service-log-level systemd-resolved.service debug
run dig stale1.unsigned.test -t A
grep -qE "NOERROR" "$RUN_OUT"
sleep 2
drop_dns_outbound_traffic
run dig stale1.unsigned.test -t A
grep -qE "NOERROR" "$RUN_OUT"
grep -qE "10.0.0.112" "$RUN_OUT"
nft flush ruleset
### Test NXDOMAIN with serve stale feature ###
# NXDOMAIN response should replace the cache with NXDOMAIN response
run dig stale1.unsigned.test -t A
grep -qE "NOERROR" "$RUN_OUT"
# Delete stale1 record from zone
knotc zone-begin unsigned.test
knotc zone-unset unsigned.test stale1 A
knotc zone-commit unsigned.test
knotc reload
sleep 2
run dig stale1.unsigned.test -t A
grep -qE "NXDOMAIN" "$RUN_OUT"
nft flush ruleset
### NFTSet= test
nft add table inet sd_test
nft add set inet sd_test c '{ type cgroupsv2; }'
nft add set inet sd_test u '{ typeof meta skuid; }'
nft add set inet sd_test g '{ typeof meta skgid; }'
# service
systemd-run --unit test-nft.service --service-type=exec -p DynamicUser=yes \
-p 'NFTSet=cgroup:inet:sd_test:c user:inet:sd_test:u group:inet:sd_test:g' sleep 10000
run nft list set inet sd_test c
grep -qF "test-nft.service" "$RUN_OUT"
uid=$(getent passwd test-nft | cut -d':' -f3)
run nft list set inet sd_test u
grep -qF "$uid" "$RUN_OUT"
gid=$(getent passwd test-nft | cut -d':' -f4)
run nft list set inet sd_test g
grep -qF "$gid" "$RUN_OUT"
systemctl stop test-nft.service
# scope
run systemd-run --scope -u test-nft.scope -p 'NFTSet=cgroup:inet:sd_test:c' nft list set inet sd_test c
grep -qF "test-nft.scope" "$RUN_OUT"
mkdir -p /run/systemd/system
# socket
{
echo "[Socket]"
echo "ListenStream=12345"
echo "BindToDevice=lo"
echo "NFTSet=cgroup:inet:sd_test:c"
} >/run/systemd/system/test-nft.socket
{
echo "[Service]"
echo "ExecStart=/usr/bin/sleep 10000"
} >/run/systemd/system/test-nft.service
systemctl daemon-reload
systemctl start test-nft.socket
systemctl status test-nft.socket
run nft list set inet sd_test c
grep -qF "test-nft.socket" "$RUN_OUT"
systemctl stop test-nft.socket
rm -f /run/systemd/system/test-nft.{socket,service}
# slice
mkdir /run/systemd/system/system.slice.d
{
echo "[Slice]"
echo "NFTSet=cgroup:inet:sd_test:c"
} >/run/systemd/system/system.slice.d/00-test-nft.conf
systemctl daemon-reload
run nft list set inet sd_test c
grep -qF "system.slice" "$RUN_OUT"
rm -rf /run/systemd/system/system.slice.d
nft flush ruleset
else
echo "nftables is not installed. Skipped serve stale feature and NFTSet= tests."
fi
### Test resolvectl show-server-state ###
run resolvectl show-server-state
grep -qF "10.0.0.1" "$RUN_OUT"
grep -qF "Interface" "$RUN_OUT"
run resolvectl show-server-state --json=short
grep -qF "10.0.0.1" "$RUN_OUT"
grep -qF "Interface" "$RUN_OUT"
run resolvectl show-server-state --json=pretty
grep -qF "10.0.0.1" "$RUN_OUT"
grep -qF "Interface" "$RUN_OUT"
### Test resolvectl statistics ###
run resolvectl statistics
grep -qF "Transactions" "$RUN_OUT"
grep -qF "Cache" "$RUN_OUT"
grep -qF "Failure Transactions" "$RUN_OUT"
grep -qF "DNSSEC Verdicts" "$RUN_OUT"
run resolvectl statistics --json=short
grep -qF "transactions" "$RUN_OUT"
grep -qF "cache" "$RUN_OUT"
grep -qF "dnssec" "$RUN_OUT"
run resolvectl statistics --json=pretty
grep -qF "transactions" "$RUN_OUT"
grep -qF "cache" "$RUN_OUT"
grep -qF "dnssec" "$RUN_OUT"
### Test resolvectl reset-statistics ###
run resolvectl reset-statistics
run resolvectl reset-statistics --json=pretty
run resolvectl reset-statistics --json=short
touch /testok
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