guests/bsd: Centralize logic for halting guests

plugins/guests/bsd/cap/halt.rb

@@ -1,10 +1,10 @@
 module VagrantPlugins
-  module GuestNetBSD
+  module GuestBSD
     module Cap
       class Halt
         def self.halt(machine)
           begin
-            machine.communicate.sudo("/sbin/shutdown -p -h now")
+            machine.communicate.sudo("/sbin/shutdown -p -h now", shell: "sh")
           rescue IOError
             # Do nothing, because it probably means the machine shut down
             # and SSH connection was lost.

plugins/guests/bsd/plugin.rb

@@ -11,6 +11,11 @@ module VagrantPlugins
         Guest
       end
 
+      guest_capability(:bsd, :halt) do
+        require_relative "cap/halt"
+        Cap::Halt
+      end
+
       guest_capability(:bsd, :insert_public_key) do
         require_relative "cap/public_key"
         Cap::PublicKey

plugins/guests/darwin/cap/halt.rb

@@ -4,7 +4,9 @@ module VagrantPlugins
       class Halt
         def self.halt(machine)
           begin
-            machine.communicate.sudo("shutdown -h now")
+            # Darwin does not support the `-p` option like the rest of the
+            # BSD-based guests, so it needs its own cap.
+            machine.communicate.sudo("/sbin/shutdown -h now")
           rescue IOError
             # Do nothing because SSH connection closed and it probably
             # means the VM just shut down really fast.

plugins/guests/freebsd/cap/halt.rb

@@ -1,16 +0,0 @@
-module VagrantPlugins
-  module GuestFreeBSD
-    module Cap
-      class Halt
-        def self.halt(machine)
-          begin
-            machine.communicate.sudo("shutdown -p now", { shell: "sh" })
-          rescue IOError
-            # Do nothing because SSH connection closed and it probably
-            # means the VM just shut down really fast.
-          end
-        end
-      end
-    end
-  end
-end

plugins/guests/freebsd/plugin.rb

@@ -21,11 +21,6 @@ module VagrantPlugins
         Cap::ConfigureNetworks
       end
 
-      guest_capability(:freebsd, :halt) do
-        require_relative "cap/halt"
-        Cap::Halt
-      end
-
       guest_capability(:freebsd, :rsync_install) do
         require_relative "cap/rsync"
         Cap::RSync

plugins/guests/netbsd/plugin.rb

@@ -21,11 +21,6 @@ module VagrantPlugins
         Cap::ConfigureNetworks
       end
 
-      guest_capability(:netbsd, :halt) do
-        require_relative "cap/halt"
-        Cap::Halt
-      end
-
       guest_capability(:netbsd, :rsync_install) do
         require_relative "cap/rsync"
         Cap::RSync

plugins/guests/openbsd/cap/halt.rb

@@ -1,16 +0,0 @@
-module VagrantPlugins
-  module GuestOpenBSD
-    module Cap
-      class Halt
-        def self.halt(machine)
-          begin
-            machine.communicate.sudo("shutdown -p -h now")
-          rescue IOError
-            # Do nothing, because it probably means the machine shut down
-            # and SSH connection was lost.
-          end
-        end
-      end
-    end
-  end
-end

plugins/guests/openbsd/plugin.rb

@@ -21,11 +21,6 @@ module VagrantPlugins
         Cap::ConfigureNetworks
       end
 
-      guest_capability(:openbsd, :halt) do
-        require_relative "cap/halt"
-        Cap::Halt
-      end
-
       guest_capability(:openbsd, :rsync_install) do
         require_relative "cap/rsync"
         Cap::RSync

test/unit/plugins/guests/bsd/cap/halt_test.rb

@@ -1,11 +1,10 @@
 require_relative "../../../../base"
 
-describe "VagrantPlugins::GuestFreeBSD::Cap::Halt" do
+describe "VagrantPlugins::GuestBSD::Cap::Halt" do
-  let(:described_class) do
+  let(:caps) do
-    VagrantPlugins::GuestFreeBSD::Plugin
+    VagrantPlugins::GuestBSD::Plugin
       .components
-      .guest_capabilities[:freebsd]
+      .guest_capabilities[:bsd]
-      .get(:halt)
   end
 
   let(:machine) { double("machine") }
@@ -20,15 +19,17 @@ describe "VagrantPlugins::GuestFreeBSD::Cap::Halt" do
   end
 
   describe ".halt" do
+    let(:cap) { caps.get(:halt) }
+
     it "runs the shutdown command" do
-      comm.expect_command("shutdown -p now")
+      comm.expect_command("/sbin/shutdown -p -h now")
-      described_class.halt(machine)
+      cap.halt(machine)
     end
 
-    it "does not raise an IOError" do
+    it "ignores an IOError" do
-      comm.stub_command("shutdown -p now", raise: IOError)
+      comm.stub_command("/sbin/shutdown -p -h now", raise: IOError)
       expect {
-        described_class.halt(machine)
+        cap.halt(machine)
       }.to_not raise_error
     end
   end

test/unit/plugins/guests/darwin/cap/halt_test.rb

@@ -0,0 +1,36 @@
+require_relative "../../../../base"
+
+describe "VagrantPlugins::GuestDarwin::Cap::Halt" do
+  let(:caps) do
+    VagrantPlugins::GuestDarwin::Plugin
+      .components
+      .guest_capabilities[:darwin]
+  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 ".halt" do
+    let(:cap) { caps.get(:halt) }
+
+    it "runs the shutdown command" do
+      comm.expect_command("/sbin/shutdown -h now")
+      cap.halt(machine)
+    end
+
+    it "ignores an IOError" do
+      comm.stub_command("/sbin/shutdown -h now", raise: IOError)
+      expect {
+        cap.halt(machine)
+      }.to_not raise_error
+    end
+  end
+end