From 1a7937ed50d767f328463978584f07ad546e456f Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Wed, 18 Nov 2015 16:24:53 -0800
Subject: [PATCH] core: don't replace insecure key on base package [GH-5310]

---
 lib/vagrant/machine.rb            | 3 +++
 test/unit/vagrant/machine_test.rb | 9 +++++++++
 2 files changed, 12 insertions(+)

diff --git a/lib/vagrant/machine.rb b/lib/vagrant/machine.rb
index 4e66b08bf..c1d0e8d7a 100644
--- a/lib/vagrant/machine.rb
+++ b/lib/vagrant/machine.rb
@@ -116,6 +116,9 @@ module Vagrant
       # XXX: This is temporary. This will be removed very soon.
       if base
         @id = name
+
+        # For base setups, we don't want to insert the key
+        @config.ssh.insert_key = false
       else
         reload
       end
diff --git a/test/unit/vagrant/machine_test.rb b/test/unit/vagrant/machine_test.rb
index 4064fa1d5..cb47a3ef8 100644
--- a/test/unit/vagrant/machine_test.rb
+++ b/test/unit/vagrant/machine_test.rb
@@ -70,6 +70,15 @@ describe Vagrant::Machine do
       expect(subject.id).to be_nil
     end
 
+    describe "as a base" do
+      let(:base) { true}
+
+      it "should not insert key" do
+        subject = new_instance
+        expect(subject.config.ssh.insert_key).to be_false
+      end
+    end
+
     describe "communicator loading" do
       it "doesn't eager load SSH" do
         config.vm.communicator = :ssh