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#!/bin/bash
# Author: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
# 2018-11-02
# License: GPLv3+
# error on exit
set -e
# for handling jobspecs:
set -m
if [ -z "$AUTOPKGTEST_ARTIFACTS" ]; then
d="$(mktemp -d)"
remove="$d"
else
d="$AUTOPKGTEST_ARTIFACTS"
fi
ip="${TESTIP:-127.$(( $RANDOM % 256 )).$(( $RANDOM % 256 )).$(( $RANDOM % 256 ))}"
port="${PORT:-8123}"
knotc="${KNOTC:-/usr/sbin/knotc}"
knotd="${KNOTD:-/usr/sbin/knotd}"
keymgr="${KEYMGR:-/usr/sbin/keymgr}"
kdig="${KDIG:-$(command -v kdig)}"
kzonecheck="${KZONECHECK:-$(command -v kzonecheck)}"
test_address="${TEST_ADDRESS:-192.0.2.199}"
declare -a knot_conf="--config=$d/knot.conf"
declare -a knot_args=("$knot_conf" --verbose)
printf "%s + %s roundtrip tests\n------------\n workdir: %s\n IP addr: %s\n knot args: %s\n" "$knotd" "$kdig" "$d" "$ip" "${knot_args[*]}"
section() {
printf "\n%s\n" "$1"
sed 's/./-/g' <<<"$1"
}
cleanup () {
section "cleaning up"
find "$d" -ls
"${knotc}" "${knot_args[@]}" stop
wait %1
tail -n +1 -v "$d"/*.err
if [ "$remove" ]; then
printf "\ncleaning up working directory %s\n" "$remove"
rm -rf "$remove"
fi
}
trap cleanup EXIT
section "set up config file and zonefile"
user=$(id -nu)
group=$(id -ng)
cat > "$d/knot.conf" <<EOF
server:
rundir: "$d"
listen: $ip@$port
user: $user:$group
database:
storage: "$d"
template:
- id: default
storage: "$d"
file: "%s.zone"
zone:
- domain: example.net
dnssec-signing: on
EOF
cat > "$d/example.net.zone" <<EOF
@ 1D IN SOA a.ns hostmaster 2018103100 3h 15m 1w 1d
@ 1D IN NS a.ns.example.net.
@ 1D IN NS b.ns.example.net.
a.ns 1D IN A 192.0.2.1
b.ns 1D IN A 192.0.2.2
test 1D IN A $test_address
EOF
find "$d" -maxdepth 1 -type f -print0 | xargs -0 tail -n +1 -v
mkdir -p "${d}"
section "kzonecheck'ing zonefile"
"${kzonecheck}" -v "$d/example.net.zone"
section "launching knot"
"${knotd}" "${knot_args[@]}" 2> "$d/knotd.err" &
# FIXME: this is an annoying poll -- would be better if we could be
# alerted when the daemon is done setting up the socket, but i don't
# want to "--daemonize" if i can avoid it because i want the shell to
# remain in direct supervision of all its processes
tried=0
while [ $tried -lt 10 ] ; do
if "${knotc}" "${knot_args[@]}" status 2>&1; then
break;
fi
sleep 0.5
tried=$(( $tried + 1 ))
done
if [ $tried -ge 10 ]; then
printf "failed to use %s\n" "${knotc}" >&2
exit 1
fi
section "querying knot"
"${kdig}" -p "${port}" @"${ip}" -t A test.example.net test2.example.net
answer="$("${kdig}" +short -p "${port}" @"${ip}" -t A test.example.net)"
if ! [ "$answer" = "$test_address" ]; then
printf "test.example.net mismatch!\nexpected: %s\n got: %s\n" "$test_address" "$answer" >&2
exit 1
fi
answer2="$("${kdig}" +short -p "${port}" @"${ip}" -t A test2.example.net)"
if ! [ "$answer2" = "" ]; then
printf "test2.example.net gave unexpected answer!\n got: %s\n" "$answer2" >&2
exit 1
fi
section "modifying zone"
printf "test2 1D IN A $test_address\n" >>"$d/example.net.zone"
sed -i 's/^@ 1D IN SOA.*/@ 1D IN SOA a.ns hostmaster 2018110100 3h 15m 1w 1d/' "$d/example.net.zone"
"${knotc}" "${knot_args[@]}" reload
sleep 1
section "querying again"
"${kdig}" -p "${port}" @"${ip}" -t A test.example.net test2.example.net
answer="$("${kdig}" +short -p "${port}" @"${ip}" -t A test.example.net)"
if ! [ "$answer" = "$test_address" ]; then
printf "test.example.net mismatch!\nexpected: %s\n got: %s\n" "$test_address" "$answer" >&2
exit 1
fi
answer2="$("${kdig}" +short -p "${port}" @"${ip}" -t A test2.example.net)"
if ! [ "$answer2" = "$test_address" ]; then
printf "test2.example.net mismatch!\nexpected: %s\n got: %s\n" "$test_address" "$answer2" >&2
exit 1
fi
section "querying DNSSEC"
"${kdig}" -p "${port}" @"${ip}" -t DNSKEY example.net. +dnssec
if ! "${kdig}" -p "${port}" @"${ip}" -t DNSKEY example.net. +dnssec 2>&1 | grep -q "RRSIG[[:space:]]*DNSKEY"; then
printf "DNSSEC query not successful" >&2
exit 1
fi
section "listing keys with keymgr"
"${keymgr}" "$knot_conf" -e example.net. list
if ! "${keymgr}" "$knot_conf" -e example.net. list 2>&1 | grep -q "ksk=yes"; then
printf "keymgr did not list KSK as expected" >&2
exit 1
fi
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