Ensure ssh keys are all setup

This commit adds the puppet policy to ensure that the proper ssh keys
are created and put in the right place, including the gerrit host key.
This will ensure that everything will run without issue the first time.

Change-Id: I558831df5756f974bf5c874339da3c6e357288e1

manifests/server.pp

@@ -18,7 +18,9 @@
 class germqtt::server (
   $gerrit_username,
   $gerrit_hostname = 'review.openstack.org',
-  $gerrit_key,
+  $gerrit_public_key,
+  $gerrit_private_key,
+  $gerrit_ssh_host_key = undef,
   $mqtt_hostname = 'firehose01.openstack.org',
   $topic = 'gerrit',
   $pid_file = '/var/run/germqtt.pid',
@@ -48,6 +50,54 @@ class germqtt::server (
     require    => Group['germqtt'],
   }
 
+  file {'/home/germqtt':
+    ensure  => directory,
+    mode    => '0700',
+    owner   => 'germqtt',
+    group   => 'germqtt',
+    require => User['germqtt'],
+  }
+
+  file {'/home/germqtt/.ssh':
+    ensure  => directory,
+    mode    => '0700',
+    owner   => 'germqtt',
+    group   => 'germqtt',
+    require => File['/home/germqtt'],
+  }
+
+  file {'/home/germqtt/.ssh/id_rsa.pub':
+    ensure  => present,
+    owner   => 'germqtt',
+    group   => 'germqtt',
+    mode    => '0600',
+    content => $gerrit_public_key,
+    replace => true,
+    require => File['/home/germqtt/.ssh/'],
+  }
+
+  file {'/home/germqtt/.ssh/id_rsa':
+    ensure  => present,
+    owner   => 'germqtt',
+    group   => 'germqtt',
+    mode    => '0600',
+    content => $gerrit_private_key,
+    replace => true,
+    require => File['/home/germqtt/.ssh/'],
+  }
+
+  if $gerrit_ssh_host_key != undef {
+    file {'/home/germqtt/.ssh/known_hosts':
+      ensure  => present,
+      owner   => 'germqtt',
+      group   => 'germqtt',
+      mode    => '0600',
+      content => $gerrit_ssh_host_key,
+      replace => true,
+      require => File['/home/germqtt/.ssh/'],
+    }
+  }
+
   service { 'germqtt':
     enable     => true,
     hasrestart => true,