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#!/bin/sh
_version_check() {
local bin="$1" pkg="$2" ver="$3"
# apk versions use _ where upstream uses - (e.g. 0.9_rc4 vs 0.9-rc4)
local upstream_ver
upstream_ver=$(echo "$ver" | tr '_' '-')
"$bin" -V 2>&1 | grep -F "$upstream_ver" || {
echo "FAIL: $bin -V did not print expected version '$upstream_ver'"
exit 1
}
}
_lib_check() {
local f="$1"
[ -e "$f" ] || { echo "FAIL: $f not found"; exit 1; }
}
# Test avahi-daemon startup with a minimal config.
# Works for both dbus and nodbus variants; dbus variant skips the start
# test when avahi-utils (which needs dbus) is not installed.
_daemon_start_test() {
local ver="$1"
_version_check avahi-daemon avahi-daemon "$ver"
# Config file from package
[ -f /etc/avahi/avahi-daemon.conf ] || {
echo "FAIL: /etc/avahi/avahi-daemon.conf not installed"
exit 1
}
grep -q "use-ipv4=yes" /etc/avahi/avahi-daemon.conf || {
echo "FAIL: use-ipv4=yes not found in avahi-daemon.conf"
exit 1
}
[ -d /etc/avahi/services ] || {
echo "FAIL: /etc/avahi/services directory not installed"
exit 1
}
# Try to start avahi-daemon with a minimal config and no privilege drop
mkdir -p /var/run/avahi-daemon /tmp/avahi-test
cat > /tmp/avahi-test/avahi-daemon.conf << 'EOF'
[server]
host-name=avahi-test
use-ipv4=yes
use-ipv6=no
check-response-ttl=no
use-iff-running=no
enable-dbus=no
[wide-area]
enable-wide-area=no
[publish]
publish-addresses=yes
publish-hinfo=no
publish-workstation=no
publish-domain=yes
disable-publishing=no
[reflector]
enable-reflector=no
[rlimits]
rlimit-core=0
rlimit-data=4194304
rlimit-fsize=0
rlimit-nofile=30
rlimit-stack=4194304
rlimit-nproc=3
EOF
avahi-daemon --no-drop-root --no-chroot \
--file=/tmp/avahi-test/avahi-daemon.conf \
-D 2>/tmp/avahi-test/daemon.log
# Wait for pid file
i=0
while [ $i -lt 10 ] && [ ! -f /var/run/avahi-daemon/pid ]; do
sleep 1
i=$((i + 1))
done
if [ -f /var/run/avahi-daemon/pid ]; then
echo "avahi-daemon started (pid $(cat /var/run/avahi-daemon/pid))"
# Verify socket exists
[ -e /var/run/avahi-daemon/socket ] && echo "socket present" || \
echo "NOTE: socket not present (may need network)"
# Stop the daemon
kill "$(cat /var/run/avahi-daemon/pid)" 2>/dev/null
i=0
while [ $i -lt 5 ] && [ -f /var/run/avahi-daemon/pid ]; do
sleep 1; i=$((i + 1))
done
echo "avahi-daemon stopped"
else
echo "NOTE: avahi-daemon did not start within 10s (may need network interface)"
echo "daemon log:"
cat /tmp/avahi-test/daemon.log 2>/dev/null
# Not a hard failure — network may not be available in all test envs
fi
rm -rf /tmp/avahi-test
}
_service_file_check() {
local f="$1" stype="$2" port="$3"
[ -f "$f" ] || { echo "FAIL: $f not found"; exit 1; }
# Validate it is XML and contains expected service attributes
grep -q "<service-group>" "$f" || { echo "FAIL: $f missing <service-group>"; exit 1; }
grep -q "<type>_${stype}._tcp</type>" "$f" || {
echo "FAIL: $f missing <type>_${stype}._tcp</type>"
exit 1
}
grep -q "<port>$port</port>" "$f" || {
echo "FAIL: $f missing <port>$port</port>"
exit 1
}
echo "$f: OK"
}
case "$1" in
libavahi-dbus-support)
_lib_check /usr/lib/libavahi-common.so.3
_lib_check /usr/lib/libavahi-core.so.7
# D-Bus policy file
[ -f /etc/dbus-1/system.d/avahi-dbus.conf ] || {
echo "FAIL: avahi D-Bus policy not installed"
exit 1
}
grep -q "avahi" /etc/dbus-1/system.d/avahi-dbus.conf || {
echo "FAIL: avahi-dbus.conf does not mention avahi"
exit 1
}
;;
libavahi-nodbus-support)
_lib_check /usr/lib/libavahi-common.so.3
_lib_check /usr/lib/libavahi-core.so.7
;;
libavahi-client)
_lib_check /usr/lib/libavahi-client.so.3
;;
avahi-dbus-daemon|avahi-nodbus-daemon)
_daemon_start_test "$2"
;;
avahi-autoipd)
_version_check avahi-autoipd avahi-autoipd "$2"
[ -x /usr/sbin/avahi-autoipd ] || { echo "FAIL: avahi-autoipd not executable"; exit 1; }
[ -x /etc/avahi/avahi-autoipd.action ] || {
echo "FAIL: avahi-autoipd.action script not installed"
exit 1
}
[ -f /lib/netifd/proto/autoip.sh ] || {
echo "FAIL: netifd autoip proto script not installed"
exit 1
}
;;
avahi-daemon-service-http)
_service_file_check /etc/avahi/services/http.service http 80
;;
avahi-daemon-service-ssh)
_service_file_check /etc/avahi/services/ssh.service ssh 22
;;
avahi-dnsconfd)
_version_check avahi-dnsconfd avahi-dnsconfd "$2"
[ -x /usr/sbin/avahi-dnsconfd ] || { echo "FAIL: avahi-dnsconfd not executable"; exit 1; }
[ -x /etc/avahi/avahi-dnsconfd.action ] || {
echo "FAIL: avahi-dnsconfd.action not installed"
exit 1
}
;;
avahi-utils)
# All four utilities must be present and print a help/usage line
for bin in avahi-browse avahi-publish avahi-resolve avahi-set-host-name; do
[ -x "/usr/bin/$bin" ] || { echo "FAIL: $bin not found"; exit 1; }
# --help exits non-zero on some versions; capture stderr+stdout
"$bin" --help 2>&1 | grep -qi "usage\|help\|option" || {
echo "FAIL: $bin --help produced no usage output"
exit 1
}
echo "$bin: OK"
done
# Verify avahi-browse can list service types (fails fast without daemon;
# the important thing is the binary runs and parses arguments)
avahi-browse --terminate --all 2>&1 | grep -qi "avahi\|failed\|error\|No.*daemon\|socket\|service" && \
echo "avahi-browse --terminate --all: ran" || \
echo "avahi-browse --terminate --all: no output (daemon not running)"
;;
esac
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