Add evm:db:dump:local and evm:db:dump:remote tasks

Effectively a carbon copy of the `:backup` namespace tasks.

lib/tasks/evm_dba.rake

@@ -193,6 +193,53 @@ namespace :evm do
       end
     end
 
+    namespace :dump do
+      require Rails.root.join("lib", "evm_database_ops").expand_path.to_s
+      desc 'Dump the local ManageIQ EVM Database (VMDB) to a local file'
+      task :local do
+        require 'trollop'
+        opts = Trollop.options(EvmRakeHelper.extract_command_options) do
+          opt :local_file, "Destination file", :type => :string, :required => true
+          opt :username,   "Username",         :type => :string
+          opt :password,   "Password",         :type => :string
+          opt :hostname,   "Hostname",         :type => :string
+          opt :dbname,     "Database name",    :type => :string
+        end
+
+        opts.delete_if { |_, v| v.nil? }
+        EvmDatabaseOps.dump(opts)
+
+        exit # exit so that parameters to the first rake task are not run as rake tasks
+      end
+
+      desc 'Dump the local ManageIQ EVM Database (VMDB) to a remote file'
+      task :remote do
+        require 'trollop'
+        opts = Trollop.options(EvmRakeHelper.extract_command_options) do
+          opt :uri,              "Destination depot URI",       :type => :string, :required => true
+          opt :uri_username,     "Destination depot username",  :type => :string
+          opt :uri_password,     "Destination depot password",  :type => :string
+          opt :remote_file_name, "Destination depot filename",  :type => :string
+          opt :username,         "Username",                    :type => :string
+          opt :password,         "Password",                    :type => :string
+          opt :hostname,         "Hostname",                    :type => :string
+          opt :dbname,           "Database name",               :type => :string
+        end
+
+        db_opts = {}
+        [:dbname, :username, :password, :hostname].each { |k| db_opts[k] = opts[k] if opts[k] }
+
+        connect_opts = {}
+        [:uri, :uri_username, :uri_password, :remote_file_name].each { |k| connect_opts[k] = opts[k] if opts[k] }
+        connect_opts[:username] = connect_opts.delete(:uri_username) if connect_opts[:uri_username]
+        connect_opts[:password] = connect_opts.delete(:uri_password) if connect_opts[:uri_password]
+
+        EvmDatabaseOps.dump(db_opts, connect_opts)
+
+        exit # exit so that parameters to the first rake task are not run as rake tasks
+      end
+    end
+
     namespace :restore do
       desc 'Restore the local ManageIQ EVM Database (VMDB) from a local backup file'
       task :local => :environment do