Tell user to reboot Docker container after initial provisioning

This is needed so systemd services are properly monitored
by systemctl3.py in the Docker container.

Closes tildes-community/tildes-cf#13

See merge request tildes-community/tildes-cf!4

Vagrantfile

@@ -49,5 +49,8 @@ Vagrant.configure(VAGRANT_CONFIG_VERSION) do |config|
 
     # SSH configuration
     d.has_ssh = true
+
+    # Tell user to restart Docker container after Ansible provisioning
+    override.vm.provision "shell", path: "./docker/tell-user-to-reboot-vagrant.sh"
   end
 end

docker/tell-user-to-reboot-vagrant.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+echo "*******************************************************************"
+echo
+echo
+echo "  If this is the first time provisioning the Docker container,"
+echo "  PLEASE RESTART THE CONTAINER, so systemd services run properly!"
+echo
+echo "  Run:"
+echo
+echo "  $ vagrant halt && vagrant up --provider=docker"
+echo
+echo
+echo "*******************************************************************"