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#!/bin/sh
# 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.
set -e
# shellcheck source=conf.sh
. ../conf.sh
RNDCCMD="$RNDC -c ../common/rndc.conf -p ${CONTROLPORT} -s"
NAMED_DEFAULT_ARGS="-m record -d 99 -g -U 4"
kill_named() {
pidfile="${1}"
if [ ! -r "${pidfile}" ]; then
return 1
fi
pid=$(cat "${pidfile}" 2>/dev/null)
if [ "${pid:+set}" = "set" ]; then
kill -15 "${pid}" >/dev/null 2>&1
retries=10
while [ "$retries" -gt 0 ]; do
if ! kill -0 "${pid}" >/dev/null 2>&1; then
break
fi
sleep 1
retries=$((retries-1))
done
# Timed-out
if [ "$retries" -eq 0 ]; then
echo_i "failed to kill named ($pidfile)"
return 1
fi
fi
rm -f "${pidfile}"
return 0
}
check_named_log() {
grep "$@" >/dev/null 2>&1
}
run_named() (
dir="$1"
shift
run="$1"
shift
if cd "$dir" > /dev/null 2>&1
then
"${NAMED}" "$@" ${NAMED_DEFAULT_ARGS} >> "$run" 2>&1 &
echo $!
fi
)
check_pid() (
return $(! kill -0 "${1}" >/dev/null 2>&1)
)
status=0
n=0
n=$((n+1))
echo_i "verifying that named started normally ($n)"
ret=0
[ -s ns2/named.pid ] || ret=1
grep "unable to listen on any configured interface" ns2/named.run > /dev/null && ret=1
grep "another named process" ns2/named.run > /dev/null && ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "verifying that named checks for conflicting named processes ($n)"
ret=0
testpid=$(run_named ns2 named$n.run -c named-alt2.conf -D runtime-ns2-extra-2 -X named.lock)
test -n "$testpid" || ret=1
retry_quiet 10 check_named_log "another named process" ns2/named$n.run || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
test -n "$testpid" && kill -15 $testpid > kill$n.out 2>&1 && ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "verifying that 'lock-file none' disables process check ($n)"
ret=0
testpid=$(run_named ns2 named$n.run -c named-alt3.conf -D runtime-ns2-extra-3)
test -n "$testpid" || ret=1
retry_quiet 60 check_named_log "running$" ns2/named$n.run || ret=1
grep "another named process" ns2/named$n.run > /dev/null && ret=1
kill_named ns2/named-alt3.pid || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to reconfigure if working directory is not writable ($n)"
ret=0
copy_setports ns2/named-alt4.conf.in ns2/named.conf
$RNDCCMD 10.53.0.2 reconfig > rndc.out.$n 2>&1 && ret=1
grep "failed: permission denied" rndc.out.$n > /dev/null 2>&1 || ret=1
sleep 1
grep "[^-]directory './nope' is not writable" ns2/named.run > /dev/null 2>&1 || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to reconfigure if managed-keys-directory is not writable ($n)"
ret=0
copy_setports ns2/named-alt5.conf.in ns2/named.conf
$RNDCCMD 10.53.0.2 reconfig > rndc.out.$n 2>&1 && ret=1
grep "failed: permission denied" rndc.out.$n > /dev/null 2>&1 || ret=1
sleep 1
grep "managed-keys-directory './nope' is not writable" ns2/named.run > /dev/null 2>&1 || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to reconfigure if new-zones-directory is not writable ($n)"
ret=0
copy_setports ns2/named-alt6.conf.in ns2/named.conf
$RNDCCMD 10.53.0.2 reconfig > rndc.out.$n 2>&1 && ret=1
grep "failed: permission denied" rndc.out.$n > /dev/null 2>&1 || ret=1
sleep 1
grep "new-zones-directory './nope' is not writable" ns2/named.run > /dev/null 2>&1 || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named recovers when configuration file is valid again ($n)"
ret=0
copy_setports ns2/named1.conf.in ns2/named.conf
$RNDCCMD 10.53.0.2 reconfig > rndc.out.$n 2>&1 || ret=1
[ -s ns2/named.pid ] || ret=1
kill_named ns2/named.pid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to start if working directory is not writable ($n)"
ret=0
testpid=$(run_named ns2 named$n.run -c named-alt4.conf -D runtime-ns2-extra-4)
test -n "$testpid" || ret=1
retry_quiet 10 check_named_log "exiting (due to fatal error)" ns2/named$n.run || ret=1
grep "[^-]directory './nope' is not writable" ns2/named$n.run > /dev/null 2>&1 || ret=1
kill_named ns2/named.pid && ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to start if managed-keys-directory is not writable ($n)"
ret=0
testpid=$(run_named ns2 named$n.run -c named-alt5.conf -D runtime-ns2-extra-5)
test -n "$testpid" || ret=1
retry_quiet 10 check_named_log "exiting (due to fatal error)" ns2/named$n.run || ret=1
grep "managed-keys-directory './nope' is not writable" ns2/named$n.run > /dev/null 2>&1 || ret=1
kill_named named.pid && ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named refuses to start if new-zones-directory is not writable ($n)"
ret=0
testpid=$(run_named ns2 named$n.run -c named-alt6.conf -D runtime-ns2-extra-6)
test -n "$testpid" || ret=1
retry_quiet 10 check_named_log "exiting (due to fatal error)" ns2/named$n.run || ret=1
grep "new-zones-directory './nope' is not writable" ns2/named$n.run > /dev/null 2>&1 || ret=1
kill_named ns2/named.pid && ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named logs control characters in octal notation ($n)"
ret=0
INSTANCE_NAME="runtime-ns2-extra-7-$(cat ctrl-chars)"
testpid=$(run_named ns2 named$n.run -c named-alt7.conf -D "${INSTANCE_NAME}")
test -n "$testpid" || ret=1
retry_quiet 60 check_named_log "running$" ns2/named$n.run || ret=1
grep 'running as.*\\177\\033' ns2/named$n.run > /dev/null || ret=1
kill_named ns2/named.pid || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named escapes special characters in the logs ($n)"
ret=0
INSTANCE_NAME="runtime-ns2-extra-8-$;"
testpid=$(run_named ns2 named$n.run -c named-alt7.conf -D "${INSTANCE_NAME}")
test -n "$testpid" || ret=1
retry_quiet 60 check_named_log "running$" ns2/named$n.run || ret=1
grep 'running as.*\\$\\;' ns2/named$n.run > /dev/null || ret=1
kill_named ns2/named.pid || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that named logs an ellipsis when the command line is larger than 8k bytes ($n)"
ret=0
LONG_CMD_LINE=$(cat long-cmd-line)
# shellcheck disable=SC2086
testpid=$(run_named ns2 named$n.run $LONG_CMD_LINE -c "named-alt7.conf")
test -n "$testpid" || ret=1
retry_quiet 60 check_named_log "running$" ns2/named$n.run || ret=1
grep "running as.*\.\.\.$" ns2/named$n.run > /dev/null || ret=1
kill_named ns2/named.pid || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "verifying that named switches UID ($n)"
if [ "$(id -u)" -eq 0 ]; then
ret=0
{ TEMP_NAMED_DIR=$(mktemp -d "$(pwd)/ns2/tmp.XXXXXXXX"); rc=$?; } || true
if [ "$rc" -eq 0 ]; then
copy_setports ns2/named-alt9.conf.in "${TEMP_NAMED_DIR}/named-alt9.conf"
chown -R nobody: "${TEMP_NAMED_DIR}"
chmod 0700 "${TEMP_NAMED_DIR}"
testpid=$(run_named "${TEMP_NAMED_DIR}" "${TEMP_NAMED_DIR}/named$n.run" -u nobody -c named-alt9.conf)
test -n "$testpid" || ret=1
retry_quiet 60 check_named_log "running$" "${TEMP_NAMED_DIR}/named$n.run" || ret=1
[ -s "${TEMP_NAMED_DIR}/named9.pid" ] || ret=1
grep "loading configuration: permission denied" "${TEMP_NAMED_DIR}/named$n.run" > /dev/null && ret=1
kill_named "${TEMP_NAMED_DIR}/named9.pid" || ret=1
test -n "$testpid" || ret=1
test -n "$testpid" && retry_quiet 10 check_pid $testpid || ret=1
else
echo_i "mktemp failed"
ret=1
fi
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
else
echo_i "skipped, not running as root or running on Windows"
fi
echo_i "exit status: $status"
[ $status -eq 0 ] || exit 1
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