Add dind config init script

overlay/etc/cont-init.d/80-configure-dind.sh

@@ -0,0 +1,23 @@
+
+echo "**** Configure Dockerd ****"
+
+if ([ "${MODE}" != "s" ] && [ "${MODE}" != "secondary" ]); then
+    if [ ! -S /var/run/docker.sock ]; then
+        echo "Enable Dockerd daemon"
+        sed -i 's|^autostart.*=.*$|autostart=true|' /etc/supervisor.d/dind.ini
+        chmod +x /usr/bin/start-dind.sh
+    else
+        echo "Docker socket has been passed in from host. Using that instead"
+    fi
+    # Configure 'default' user to run docker commands without sudo
+    echo "Add user '${USER}' to docker group for sudoless execution"
+    groupadd docker
+    usermod -aG docker ${USER}
+    mkdir -p /home/${USER}/.docker
+    chown -R ${PUID}:${PGID} /home/${USER}/.docker
+    chmod -R g+rwx /home/${USER}/.docker
+else
+    echo "Dockerd daemon not available when container is run in 'secondary' mode"
+fi
+
+echo "DONE"