Support installing synced folder clients on arch

plugins/guests/arch/cap/rsync.rb

@@ -0,0 +1,16 @@
+module VagrantPlugins
+  module GuestArch
+    module Cap
+      class RSync
+        def self.rsync_install(machine)
+          comm = machine.communicate
+          comm.sudo <<-EOH.gsub(/^ {12}/, '')
+            set -e
+            pacman -Sy --noconfirm
+            pacman -S --noconfirm rsync
+          EOH
+        end
+      end
+    end
+  end
+end

plugins/guests/arch/cap/smb.rb

@@ -0,0 +1,17 @@
+module VagrantPlugins
+  module GuestArch
+    module Cap
+      class SMB
+        def self.smb_install(machine)
+          comm = machine.communicate
+          if !comm.test("test -f /usr/bin/mount.cifs")
+            comm.sudo <<-EOH.gsub(/^ {14}/, '')
+              pacman -Sy --noconfirm
+              pacman -S --noconfirm cifs-utils
+            EOH
+          end
+        end
+      end
+    end
+  end
+end

plugins/guests/arch/plugin.rb

@@ -35,6 +35,16 @@ module VagrantPlugins
         require_relative "cap/nfs"
         Cap::NFS
       end
+
+      guest_capability(:arch, :rsync_install) do
+        require_relative "cap/rsync"
+        Cap::RSync
+      end
+
+      guest_capability(:arch, :smb_install) do
+        require_relative "cap/smb"
+        Cap::SMB
+      end
     end
   end
 end

test/unit/plugins/guests/arch/cap/rsync_test.rb

@@ -0,0 +1,30 @@
+require_relative "../../../../base"
+
+describe "VagrantPlugins::GuestArch::Cap:RSync" do
+  let(:described_class) do
+    VagrantPlugins::GuestArch::Plugin
+      .components
+      .guest_capabilities[:arch]
+      .get(:rsync_install)
+  end
+
+  let(:machine) { double("machine") }
+  let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
+
+  before do
+    allow(machine).to receive(:communicate).and_return(comm)
+  end
+
+  after do
+    comm.verify_expectations!
+  end
+
+  describe ".rsync_install" do
+    it "installs rsync=" do
+      described_class.rsync_install(machine)
+
+      expect(comm.received_commands[0]).to match(/pacman -Sy --noconfirm/)
+      expect(comm.received_commands[0]).to match(/pacman -S --noconfirm rsync/)
+    end
+  end
+end

test/unit/plugins/guests/arch/cap/smb_test.rb

@@ -0,0 +1,38 @@
+require_relative "../../../../base"
+
+describe "VagrantPlugins::GuestArch::Cap::SMB" do
+  let(:described_class) do
+    VagrantPlugins::GuestArch::Plugin
+      .components
+      .guest_capabilities[:arch]
+      .get(:smb_install)
+  end
+
+  let(:machine) { double("machine") }
+  let(:comm) { VagrantTests::DummyCommunicator::Communicator.new(machine) }
+
+  before do
+    allow(machine).to receive(:communicate).and_return(comm)
+  end
+
+  after do
+    comm.verify_expectations!
+  end
+
+  describe ".smb_install" do
+    it "installs smb when /usr/bin/mount.cifs does not exist" do
+      comm.stub_command("test -f /usr/bin/mount.cifs", exit_code: 1)
+      described_class.smb_install(machine)
+
+      expect(comm.received_commands[1]).to match(/pacman -Sy --noconfirm/)
+      expect(comm.received_commands[1]).to match(/pacman -S --noconfirm cifs-utils/)
+    end
+
+    it "does not install smb when /usr/bin/mount.cifs exists" do
+      comm.stub_command("test -f /usr/bin/mount.cifs", exit_code: 0)
+      described_class.smb_install(machine)
+
+      expect(comm.received_commands.join("")).to_not match(/-S/)
+    end
+  end
+end