Add Sentry client recipe and role

Configures a local domain for Sentry in the hostsfile.

site-cookbooks/kosmos_sentry/recipes/client.rb

@@ -0,0 +1,11 @@
+#
+# Cookbook:: kosmos_sentry
+# Recipe:: client
+#
+
+sentry_host = search(:node, "role:sentry").first["knife_zero"]["host"]
+
+hostsfile_entry sentry_host do
+  hostname 'sentry.kosmos.local'
+  action :create
+end