moving avahi to script

Dockerfile

@@ -9,7 +9,6 @@ RUN apt-get update && apt-get install -y \
         android-tools-adb \
         android-tools-fastboot \
         apt-utils \
-        avahi-daemon \
         build-essential \
         curl \
         ffmpeg \
@@ -35,7 +34,7 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Configure avahi-daemon 
-RUN sed -i '/^rlimit-nproc/s/^\(.*\)/#\1/g' /etc/avahi/avahi-daemon.conf
+# RUN sed -i '/^rlimit-nproc/s/^\(.*\)/#\1/g' /etc/avahi/avahi-daemon.conf
 
 # Configure locales/ language/ timezone
 RUN sed -i -e 's/# de_DE.UTF-8 UTF-8/de_DE.UTF-8 UTF-8/' /etc/locale.gen \
@@ -49,11 +48,10 @@ ENV TZ Europe/Berlin
 RUN mkdir -p /opt/scripts/ \
     && chmod 777 /opt/scripts/
 WORKDIR /opt/scripts/
-ADD scripts/avahi_startup.sh avahi_startup.sh
-ADD scripts/iobroker_startup.sh iobroker_startup.sh
+COPY scripts/avahi_startup.sh avahi_startup.sh
+COPY scripts/iobroker_startup.sh iobroker_startup.sh
 RUN chmod +x avahi_startup.sh \
-    && chmod +x iobroker_startup.sh \
-    && mkdir /var/run/dbus/
+    && chmod +x iobroker_startup.sh
 
 # Install ioBroker
 WORKDIR /
@@ -69,7 +67,7 @@ RUN npm install node-gyp -g
 # Backup initial ioBroker-folder
 RUN tar -cf /opt/initial_iobroker.tar /opt/iobroker
 
-# Some Testing
+# Giving iobroker-user sudo rights
 RUN echo 'iobroker ALL=(ALL) NOPASSWD: ALL' | EDITOR='tee -a' visudo \
     && echo "iobroker:iobroker" | chpasswd \
     && adduser iobroker sudo

scripts/avahi_startup.sh

@@ -1,17 +1,30 @@
 #!/bin/sh
 
+echo 'Checking avahi-daemon installation state...'
+
+if [ -f /usr/sbin/avahi-daemon ]
+then
+  echo "Avahi already installed..."
+else
+  echo "Installing avahi-daemon..."
+  apt-get update && apt-get install -y avahi-daemon && rm -rf /var/lib/apt/lists/*
+  echo "Configuring avahi-daemon..."
+  sed -i '/^rlimit-nproc/s/^\(.*\)/#\1/g' /etc/avahi/avahi-daemon.conf
+  echo "Configuring dbus..."
+  mkdir /var/run/dbus/
+fi
+
 if [ -f /var/run/dbus/pid ];
 then
   rm -f /var/run/dbus/pid
 fi
 
-echo 'Preparing...'
-rm /var/run/dbus/pid
+echo 'Starting dbus...'
 dbus-daemon --system
 
-echo 'Restarting...'
+echo 'Restarting avahi-daemon...'
 /etc/init.d/avahi-daemon stop
-sleep 5
+sleep 1
 /etc/init.d/avahi-daemon start
 
 exit 0

scripts/iobroker_startup.sh

@@ -1,7 +1,11 @@
 #!/bin/sh
 
+# Checking env-variables
 packages=$PACKAGES
-echo 'Additional packages:' $packages
+avahi=$AVAHI
+
+echo 'ENV packages:' $packages
+echo 'ENV avahi:' $avahi
 
 cd /opt/iobroker
 
@@ -24,9 +28,12 @@ then
 	echo 'First run preparation done...'
 fi
 
-echo 'Initializing Avahi-Daemon...'
-sudo sh /opt/scripts/avahi_startup.sh
-echo 'Initializing Avahi-Daemon done...'
+if [ "$avahi" == "true"];
+then
+  echo 'Initializing Avahi-Daemon...'
+  sudo sh /opt/scripts/avahi_startup.sh
+  echo 'Initializing Avahi-Daemon done...'
+fi
 
 sleep 5