chore: allow vagrant postgresql remote access

Vagrantfile

@@ -75,6 +75,7 @@ Vagrant.configure('2') do |config|
     set -e
     cd /vagrant
 
+    LIBRETIME_POSTGRESQL_PASSWORD=libretime \
     bash install \
       --listen-port 8080 \
       --allow-restart \
@@ -88,6 +89,10 @@ Vagrant.configure('2') do |config|
     SCRIPT
 
     config.vm.provision 'install', type: 'shell', inline: $script
+
+    config.vm.provision 'post-install',
+                        type: 'shell',
+                        path: 'installer/vagrant/post-install.sh'
   end
 
   # Define all the OS boxes we support

installer/vagrant/post-install.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+# append_if_missing <line> <file>
+append_if_missing() {
+    grep -xqF "$1" "$2" || echo "$1" >> "$2"
+}
+
+# Setup postgresql remote access
+append_if_missing "listen_addresses = '*'" /etc/postgresql/*/main/postgresql.conf
+append_if_missing "host all all 0.0.0.0/0 md5" /etc/postgresql/*/main/pg_hba.conf
+append_if_missing "host all all ::/0 md5" /etc/postgresql/*/main/pg_hba.conf
+
+systemctl restart postgresql.service