Allow spinning up different network versions

Resolves getumbrel#3

Vagrantfile

@@ -21,14 +21,16 @@ umbrelLogo = <<-TEXT
                    "%GGGGGG#"
 TEXT
 
+network = File.open("network").read.strip
+
 Vagrant.configure(2) do |config|
   # Install required plugins
   config.vagrant.plugins = {"vagrant-vbguest" => {"version" => "0.24.0"}}
 
   # Setup VM
-  config.vm.define "umbrel-dev"
+  config.vm.define "#{network}-umbrel-dev"
   config.vm.box = "debian/buster64"
-  config.vm.hostname = "umbrel-dev"
+  config.vm.hostname = "#{network}-umbrel-dev"
   config.vm.network "public_network", bridge: "en0: Wi-Fi (AirPort)"
   config.vm.synced_folder ".", "/vagrant", type: "virtualbox"
 
@@ -60,7 +62,7 @@ Vagrant.configure(2) do |config|
   config.vm.provision "shell", inline: <<-SHELL
     apt-get install -y fswatch rsync jq
     cd /vagrant/getumbrel/umbrel
-    sudo NETWORK=regtest ./scripts/configure
+    sudo NETWORK=#{network} ./scripts/configure
     docker-compose build --parallel
     docker-compose run dashboard -c yarn
   SHELL

umbrel-dev

@@ -106,6 +106,34 @@ if [[ "$command" = "init" ]]; then
     exit 1
   fi
 
+  network="regtest"
+  shift 1
+
+  while (( "$#" )); do
+    case "$1" in
+      -n|--network)
+        if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
+          network=$2
+          shift 2
+        else
+          echo "Error: Argument for $1 is missing" >&2
+          exit 1
+        fi
+        ;;
+      -*|--*=) # unsupported flags
+        echo "Error: Unsupported flag $1" >&2
+        exit 1
+        ;;
+    esac
+  done
+
+  if [ "$network" != "mainnet" ] && [ "$network" != "testnet" ] && [ "$network" != "regtest" ]; then
+    echo "Error: Umbrel dev can only be configured for regtest (default), testnet or mainnet"
+    exit 1
+  fi
+
+  echo "Network is $network"
+  echo $network > "network"
   echo "Creating Vagrantfile..."
   cp "$(get_script_location)/Vagrantfile" .
 
@@ -179,12 +207,13 @@ if [[ "$command" = "rebuild" ]]; then
     echo "A second argument is required!"
     exit 1
   fi
+  network < "network"
   container="$2"
   run_in_vm "                           \
        docker-compose build $container  \
     && docker-compose stop $container   \
     && docker-compose rm -f $container  \
-    && DEVICE_HOSTS=http://umbrel-dev.local docker-compose up -d $container"
+    && DEVICE_HOSTS=http://$network-umbrel-dev.local docker-compose up -d $container"
   exit
 fi