diff --git a/docker/webapp/Dockerfile b/docker/webapp/Dockerfile
index cfbd755a..5daa33b7 100755
--- a/docker/webapp/Dockerfile
+++ b/docker/webapp/Dockerfile
@@ -1,17 +1,20 @@
 FROM apheleia/swoole:latest
 
 MAINTAINER Jeroen van Meeuwen <vanmeeuwen@apheleia-it.ch>
 
 USER root
 
 RUN dnf -y install findutils gnupg2 git rsync procps-ng php-sodium
 
 EXPOSE 8000
 
 ARG GIT_REF=master
+ARG CONFIG=config.prod
 COPY build.sh /build.sh
 RUN /build.sh
 COPY init.sh /init.sh
 COPY update.sh /update.sh
 
+ENV KOLAB_ROLE=combined
+
 CMD [ "/init.sh" ]
diff --git a/docker/webapp/build.sh b/docker/webapp/build.sh
index 678149b8..b4880a2a 100755
--- a/docker/webapp/build.sh
+++ b/docker/webapp/build.sh
@@ -1,33 +1,35 @@
 #!/bin/bash
 set -e
 set -x
 
 echo -e "Building with the following ulimit: limit: $(ulimit -n)\n"
 echo -e "If you run into EMFILE errors, this is the reason"
 
 mkdir /src
 cd /src
 
 git clone --branch $GIT_REF https://git.kolab.org/source/kolab.git kolab
 pushd kolab
 git reset --hard $GIT_REF
+#TODO support injecting a custom overlay into the build process here
+bin/configure.sh $CONFIG
 popd
 
 rmdir /opt/app-root/src
 cp -a kolab/src /opt/app-root/src
 cd /opt/app-root/src/
 
 mkdir -p storage/framework/{sessions,views,cache}
 mkdir -p database/seeds
 
 php -dmemory_limit=-1 $(command -v composer) install
 npm -g install npm
 /usr/local/bin/npm install
 ./artisan storage:link
 ./artisan clear-compiled
 ./artisan horizon:install
 if [ ! -f 'resources/countries.php' ]; then
     ./artisan data:countries
 fi
 
 /usr/local/bin/npm run dev
diff --git a/docker/webapp/init.sh b/docker/webapp/init.sh
index 991e52cb..cf38ba95 100755
--- a/docker/webapp/init.sh
+++ b/docker/webapp/init.sh
@@ -1,39 +1,110 @@
 #!/bin/bash
 set -e
 set -x
 
-rsync -av \
-    --exclude=vendor \
-    --exclude=composer.lock \
-    --exclude=node_modules \
-    --exclude=package-lock.json \
-    --exclude=public \
-    --exclude=storage \
-    --exclude=resources/build \
-    --exclude=bootstrap \
-    --exclude=.gitignore \
-    /src/kolabsrc.orig/ /opt/app-root/src/ | tee /tmp/rsync.output
-
 cd /opt/app-root/src/
 
-rm -rf storage/framework
-mkdir -p storage/framework/{sessions,views,cache}
+# Update the sourcecode if available.
+# This also copies the .env files that is required if we don't provide
+# a configuration via the environment.
+# So we need this for the docker-compose setup
+if [ -d /src/kolabsrc.orig ]; then
+    echo "----> Updating source"
+    rsync -av \
+        --exclude=vendor \
+        --exclude=composer.lock \
+        --exclude=node_modules \
+        --exclude=package-lock.json \
+        --exclude=public \
+        --exclude=storage \
+        --exclude=resources/build \
+        --exclude=bootstrap \
+        --exclude=.gitignore \
+        /src/kolabsrc.orig/ /opt/app-root/src/ | tee /tmp/rsync.output
+
+    rm -rf storage/framework
+    mkdir -p storage/framework/{sessions,views,cache}
 
-find bootstrap/cache/ -type f ! -name ".gitignore" -delete
-./artisan clear-compiled
-./artisan cache:clear
+    find bootstrap/cache/ -type f ! -name ".gitignore" -delete
+    ./artisan clear-compiled
+    ./artisan cache:clear
 
-php -dmemory_limit=-1 $(command -v composer) install
+    php -dmemory_limit=-1 $(command -v composer) install
+fi
 
 if [ ! -f 'resources/countries.php' ]; then
+    echo "----> Importing countries"
     ./artisan data:countries
 fi
 
+echo "----> Waiting for db"
 ./artisan db:ping --wait
-php -dmemory_limit=512M ./artisan migrate --force
-if test "$( env APP_DEBUG=false ./artisan -n users | wc -l )" -lt "1"; then
-    php -dmemory_limit=512M ./artisan db:seed
-fi
-./artisan data:import || :
-nohup ./artisan horizon 2>&1 &
-./artisan octane:start --host=$(grep OCTANE_HTTP_HOST .env | tail -n1 | sed "s/OCTANE_HTTP_HOST=//")
+
+case ${KOLAB_ROLE} in
+    seed|SEED)
+        # seed only if not seeded yet
+        if [[ ! $(./artisan migrate:status > /dev/null) ]]; then
+            echo "----> Seeding the database"
+            php -dmemory_limit=512M ./artisan migrate --seed || :
+        fi
+    ;;
+
+    horizon|HORIZON)
+
+        echo "----> Waiting for database to be seeded"
+        # migrate:status only fails if the migration table doesn't exist
+        while [[ ! $(./artisan migrate:status > /dev/null) ]]; do
+            sleep 1
+            echo "."
+        done
+
+        echo "----> Running migrations"
+        php -dmemory_limit=512M ./artisan migrate --force || :
+        echo "----> Starting horizon"
+        ./artisan horizon
+    ;;
+
+    octane|OCTANE)
+        echo "----> Running octane"
+
+        echo "----> Waiting for database to be seeded"
+        # migrate:status only fails if the migration table doesn't exist
+        while [[ ! $(./artisan migrate:status > /dev/null) ]]; do
+            sleep 1
+            echo "."
+        done
+
+        exec ./artisan octane:start --host=0.0.0.0
+    ;;
+
+    worker|WORKER )
+        ./artisan migrate --force || :
+        echo "----> Running worker"
+        exec ./artisan queue:work
+    ;;
+
+    combined|COMBINED )
+        # If there is no db at all then listing users will crash (resulting in us counting the lines of backtrace),
+        # but migrate:status will just fail.
+        if [[ ! $(./artisan migrate:status > /dev/null) ]]; then
+            echo "----> Seeding the database"
+            php -dmemory_limit=512M ./artisan migrate --seed || :
+        # If there is a db but no user we reseed
+        elif test "$( env APP_DEBUG=false ./artisan -n users | wc -l )" -lt "1"; then
+            echo "----> Initializing the database"
+            php -dmemory_limit=512M ./artisan migrate:refresh --seed
+        # Otherwise we just migrate
+        else
+            echo "----> Running migrations"
+            php -dmemory_limit=512M ./artisan migrate --force
+        fi
+        ./artisan data:import || :
+        nohup ./artisan horizon 2>&1 &
+        exec ./artisan octane:start --host=$(env | grep OCTANE_HTTP_HOST | tail -n1 | sed "s/OCTANE_HTTP_HOST=//")
+    ;;
+
+    * )
+        echo "----> Sleeping"
+        exec sleep 10000
+    ;;
+esac