Polish the Vagrantfile for libvirt/qemu

Signed-off-by: Benoit Donneaux <benoit@leastauthority.com>

morph/grid/local/Vagrantfile

@@ -11,39 +11,41 @@ Vagrant.configure("2") do |config|
   # For a complete reference, please see the online documentation at
   # https://docs.vagrantup.com.
 
-  # We do not need to sync the working dir. with our guests
-  config.vm.synced_folder ".", "/vagrant", disabled: true
+  # Select the base image
+  config.vm.box = "esselius/nixos"
+  config.vm.box_version = "20.09"
+  config.vm.box_check_update = false
 
-  # Tune QEmu guests
-  config.vm.provider :libvirt do |libvirt|
-    # Using a specific pool may help to manage the disk space
-    libvirt.storage_pool_name = pool_name
-    libvirt.snapshot_pool_name = pool_name
-    # No need of graphics - better use serial
-    libvirt.graphics_type = "none"
-    libvirt.video_type = "none"
-  end
+  # No need to sync the working dir. with the guest boxess
+  # Better use SFTP to transfer 
+  config.vm.synced_folder ".", "/vagrant", disabled: true
 
-  config.vm.define "payments.localdev" do |config|
-    config.vm.hostname = "payments"
-    config.vm.box = "esselius/nixos"
-    config.vm.box_version = "20.09"
-    config.vm.box_check_update = false
-    config.vm.provider :libvirt do |domain|
-      domain.cpus = 2
-      domain.memory = 1024
-    end
+  # Tune LibVirt/QEmu guests
+  config.vm.provider :libvirt do |domain|
+    # One CPU should work
+    domain.cpus = 1
 
     # To use the self-updating deployment system you need more memory.  Giving
     # all of the VMs enough memory for this is rather taxing, though, and the
     # self-updating deployment system is not particularly useful for local
     # dev.  But should you want to:
     #
-    # config.vm.provider "virtualbox" do |v|
-    #   v.memory = 4096
-    # end
+    # domain.memory = 4096
+    domain.memory = 512
+
+    # Using a specific pool may help to manage the disk space
+    domain.storage_pool_name = pool_name
+    domain.snapshot_pool_name = pool_name
+
+    # No need of graphics - better use serial
+    domain.graphics_type = "none"
+    domain.video_type = "none"
+  end
+
+  config.vm.define "payments.localdev" do |config|
+    config.vm.hostname = "payments"
 
-    # Assign a static IP address inside the VirtualBox host-only (Vagrant
+    # Assign a static IP address inside the box host-only (Vagrant
     # calls it "private") network.  The address must be in the range
     # VirtualBox allows.
     # https://www.virtualbox.org/manual/ch06.html#network_hostonly says some
@@ -57,37 +59,16 @@ Vagrant.configure("2") do |config|
 
   config.vm.define "storage1.localdev" do |config|
     config.vm.hostname = "storage1"
-    config.vm.box = "esselius/nixos"
-    config.vm.box_version = "20.09"
-    config.vm.box_check_update = false
-    config.vm.provider :libvirt do |domain|
-      domain.cpus = 2
-      domain.memory = 1024
-    end
     config.vm.network "private_network", ip: "192.168.56.22"
   end
 
   config.vm.define "storage2.localdev" do |config|
     config.vm.hostname = "storage2"
-    config.vm.box = "esselius/nixos"
-    config.vm.box_version = "20.09"
-    config.vm.box_check_update = false
-    config.vm.provider :libvirt do |domain|
-      domain.cpus = 2
-      domain.memory = 1024
-    end
     config.vm.network "private_network", ip: "192.168.56.23"
   end
 
   config.vm.define "monitoring.localdev" do |config|
     config.vm.hostname = "monitoring"
-    config.vm.box = "esselius/nixos"
-    config.vm.box_version = "20.09"
-    config.vm.box_check_update = false
-    config.vm.provider :libvirt do |domain|
-      domain.cpus = 2
-      domain.memory = 1024
-    end
     config.vm.network "private_network", ip: "192.168.56.24"
   end