Allow specifying the public_key_path

README.md

@@ -89,6 +89,9 @@ This provider exposes quite a few provider-specific configuration options:
   exact ID or name of the image, or this can be a regular expression to
   partially match some image.
 * `endpoint` - The endpoint to hit. By default this is DFW.
+* `public_key_path` - The path to a public key to initialize with the remote
+  server. This should be the matching pair for the private key configured
+  with `config.ssh.private_key_path` on Vagrant.
 * `username` - The username with which to access Rackspace.
 
 These can be set like typical provider-specific configuration:

lib/vagrant-rackspace/action/create_server.rb

@@ -42,7 +42,7 @@ def call(env)
             :personality => [
               {
                 :path     => "/root/.ssh/authorized_keys",
-                :contents => Base64.encode64(Vagrant.source_root.join("keys/vagrant.pub").read)
+                :contents => Base64.encode64(File.read(config.public_key_path))
               }
             ]
           }

lib/vagrant-rackspace/config.rb

@@ -22,6 +22,12 @@ class Config < Vagrant.plugin("2", :config)
       # expression to partially match a name.
       attr_accessor :image
 
+      # The path to the public key to set up on the remote server for SSH.
+      # This should match the private key configured with `config.ssh.private_key_path`.
+      #
+      # @return [String]
+      attr_accessor :public_key_path
+
       # The username to access RackSpace.
       #
       # @return [String]
@@ -32,6 +38,7 @@ def initialize
         @endpoint = UNSET_VALUE
         @flavor   = UNSET_VALUE
         @image    = UNSET_VALUE
+        @public_key_path = UNSET_VALUE
         @username = UNSET_VALUE
       end
 
@@ -41,6 +48,10 @@ def finalize!
         @flavor   = nil if @flavor == UNSET_VALUE
         @image    = nil if @image == UNSET_VALUE
         @username = nil if @username == UNSET_VALUE
+
+        if @public_key_path == UNSET_VALUE
+          @public_key_path = Vagrant.source_root.join("keys/vagrant.pub")
+        end
       end
     end
   end

spec/vagrant-rackspace/config_spec.rb

@@ -2,6 +2,8 @@
 
 describe VagrantPlugins::Rackspace::Config do
   describe "defaults" do
+    let(:vagrant_public_key) { Vagrant.source_root.join("keys/vagrant.pub") }
+
     subject do
       super().tap do |o|
         o.finalize!
@@ -12,6 +14,7 @@
     its(:endpoint) { should be_nil }
     its(:flavor)   { should be_nil }
     its(:image)    { should be_nil }
+    its(:public_key_path) { should eql(vagrant_public_key) }
     its(:username) { should be_nil }
   end
 
@@ -20,6 +23,7 @@
       :endpoint,
       :flavor,
       :image,
+      :public_key_path,
       :username].each do |attribute|
       it "should not default #{attribute} if overridden" do
         subject.send("#{attribute}=".to_sym, "foo")