docker: Add dnsmasq and avahi-daemon

docker/Dockerfile

@@ -8,7 +8,9 @@ RUN apt update && apt install -y \
     dante-server \
     curl \
     netcat \
-    tcpdump
+    tcpdump \
+    dnsmasq \
+    avahi-daemon
 
 # We need the net-tools project as it contains helper apps needed
 # in testing.
@@ -62,11 +64,11 @@ COPY mosquitto.conf mosquitto-tls.conf /usr/local/etc/mosquitto/
 # network sample.
 # The syslog-receiver.py will test syslog-net sample
 COPY http-server.py https-server.py http-get-file-test.sh \
-     syslog-receiver.py /usr/local/bin/
+     syslog-receiver.py dnsmasq.sh avahi-daemon.sh /usr/local/bin/
 COPY http-get-file-test.sh /usr/local/bin/https-get-file-test.sh
 
 # Dante is SOCKS proxy. The gptp.conf is conf file for linuxptp.
-COPY danted.conf gptp.cfg /etc/
+COPY danted.conf gptp.cfg dnsmasq.conf avahi-daemon.conf /etc/
 
 WORKDIR /net-tools
 

docker/avahi-daemon.conf

@@ -0,0 +1,49 @@
+# See avahi-daemon.conf(5) for more information on this configuration
+# file!
+# This is specifically tailored for testing mDNS in Zephyr OS.
+
+[server]
+host-name=zephyr
+domain-name=local
+use-ipv4=yes
+use-ipv6=yes
+allow-interfaces=eth0
+enable-dbus=no
+#browse-domains=0pointer.de, zeroconf.org
+#disallow-other-stacks=no
+#allow-point-to-point=no
+#cache-entries-max=4096
+#clients-max=4096
+#objects-per-client-max=1024
+#entries-per-entry-group-max=32
+ratelimit-interval-usec=1000000
+ratelimit-burst=1000
+
+[wide-area]
+enable-wide-area=no
+
+[publish]
+#disable-publishing=yes
+#disable-user-service-publishing=no
+#add-service-cookie=no
+#publish-addresses=yes
+publish-hinfo=no
+publish-workstation=no
+#publish-domain=yes
+#publish-dns-servers=192.168.50.1, 192.168.50.2
+#publish-resolv-conf-dns-servers=yes
+#publish-aaaa-on-ipv4=yes
+#publish-a-on-ipv6=no
+
+[reflector]
+#enable-reflector=no
+#reflect-ipv=no
+
+[rlimits]
+#rlimit-as=
+rlimit-core=0
+rlimit-data=4194304
+rlimit-fsize=0
+rlimit-nofile=768
+rlimit-stack=4194304
+rlimit-nproc=3

docker/avahi-daemon.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+ip link set eth0 multicast on
+
+avahi-daemon -f /etc/avahi-daemon.conf

docker/dnsmasq.conf

@@ -0,0 +1,15 @@
+# Sample dnsmasq for testing DNS and DHCPv4
+
+interface=eth0
+port=5353
+bind-interfaces
+no-resolv
+
+address=/www.zephyrproject.org/192.0.2.2
+address=/www.zephyrproject.org/2001:db8::2
+
+domain=zephyr.test
+dhcp-range=192.0.2.16,192.0.2.32,1h
+log-dhcp
+
+user=root

docker/dnsmasq.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+dnsmasq -C /etc/dnsmasq.conf