Pluggable server roles

app/models/server_role.rb

@@ -10,9 +10,14 @@ class ServerRole < ApplicationRecord
 
   def self.seed
     server_roles = all.index_by(&:name)
-    CSV.foreach(fixture_path, :headers => true, :skip_lines => /^#/).each do |csv_row|
-      action = csv_row.to_hash
 
+    server_role_paths = [fixture_path] + Vmdb::Plugins.server_role_paths
+
+    csv_rows = server_role_paths.flat_map do |path|
+      CSV.read(path, :headers => true, :skip_lines => /^#/).map(&:to_hash)
+    end
+
+    csv_rows.each do |action|
       rec = server_roles[action['name']]
       if rec.nil?
         _log.info("Creating Server Role [#{action['name']}]")
@@ -25,6 +30,7 @@ def self.seed
         end
       end
     end
+
     @zone_scoped_roles = @region_scoped_roles = nil
   end
 

lib/vmdb/plugins.rb

@@ -104,6 +104,15 @@ def asset_paths
       end
     end
 
+    def server_role_paths
+      @server_role_paths ||= begin
+        map do |engine|
+          file = engine.root.join("content/server_roles.csv")
+          file if file.exist?
+        end.compact
+      end
+    end
+
     def systemd_units
       @systemd_units ||= begin
         flat_map { |engine| engine.root.join("systemd").glob("*.*") }

spec/models/server_role_spec.rb

@@ -55,7 +55,7 @@
         web_services,Web Services,0,false,region
       CSV
 
-      allow(File).to receive(:open).and_return(StringIO.new(@csv))
+      allow(File).to receive(:open).with(ServerRole.fixture_path, "r", any_args).and_return(StringIO.new(@csv))
       ServerRole.seed
     end