Add swift::bench to manage swift-bench.conf

This patch adds a conf file swift-bench.conf
for swift performance bench, and add a spec
test for it.

Fixed bug 1188968

Change-Id: Iafb67f116a9403bba96328be7c9c09d21a65a74c

manifests/bench.pp

@@ -0,0 +1,26 @@
+# Configure swift-bench.conf for swift performance bench
+class swift::bench (
+  $auth_url          = 'http://localhost:8080/auth/v1.0',
+  $swift_user        = 'test:tester',
+  $swift_key         = 'testing',
+  $auth_version      = '1.0',
+  $log_level         = 'INFO',
+  $test_timeout      = '10',
+  $put_concurrency   = '10',
+  $get_concurrency   = '10',
+  $del_concurrency   = '10',
+  $lower_object_size = '10',
+  $upper_object_size = '10',
+  $object_size       = '1',
+  $num_objects       = '1000',
+  $num_gets          = '10000',
+  $num_containers    = '20',
+  $delete            = 'yes',
+){
+
+    file {'/etc/swift/swift-bench.conf':
+        ensure  => present,
+        mode    => '0644',
+        content => template('swift/swift-bench.conf.erb')
+    }
+}

spec/classes/swift_bench_spec.rb

@@ -0,0 +1,75 @@
+require 'spec_helper'
+
+describe 'swift::bench' do
+
+  let :default_params do
+    {:auth_url   => 'http://localhost:8080/auth/v1.0'}
+  end
+
+  describe 'with defaults' do
+
+    let :params do
+      default_params
+    end
+
+    it 'should create a reasonable swift-bench file' do
+      verify_contents(subject, '/etc/swift/swift-bench.conf',
+        [
+         "auth = http://localhost:8080/auth/v1.0",
+         "user = test:tester",
+         "key = testing",
+         "auth_version = 1.0",
+         "log-level = INFO",
+         "timeout = 10",
+         "put_concurrency = 10",
+         "get_concurrency = 10",
+         "del_concurrency = 10",
+         "lower_object_size = 10",
+         "upper_object_size = 10",
+         "object_size = 1",
+         "num_objects = 1000",
+         "num_gets = 10000",
+         "num_containers = 20",
+         "delete = yes"
+        ]
+      )
+    end
+
+  end
+
+  describe 'when overridding' do
+
+    let :params do
+      default_params.merge({
+        :auth_url        => 'http://127.0.0.1:8080/auth/v1.0',
+        :swift_user      => 'admin:admin',
+        :swift_key       => 'admin',
+        :put_concurrency => '20'
+      })
+    end
+
+    it 'should create a configured swift-bench file' do
+      verify_contents(subject, '/etc/swift/swift-bench.conf',
+        [
+         "auth = http://127.0.0.1:8080/auth/v1.0",
+         "user = admin:admin",
+         "key = admin",
+         "auth_version = 1.0",
+         "log-level = INFO",
+         "timeout = 10",
+         "put_concurrency = 20",
+         "get_concurrency = 10",
+         "del_concurrency = 10",
+         "lower_object_size = 10",
+         "upper_object_size = 10",
+         "object_size = 1",
+         "num_objects = 1000",
+         "num_gets = 10000",
+         "num_containers = 20",
+         "delete = yes"
+        ]
+      )
+    end
+
+  end
+end

templates/swift-bench.conf.erb

@@ -0,0 +1,60 @@
+[bench]
+auth = <%= auth_url %>
+user = <%= swift_user %>
+key = <%= swift_key %>
+auth_version = <%= auth_version %>
+log-level = <%= log_level %>
+timeout = <%= test_timeout %>
+
+# You can configure PUT, GET, and DELETE concurrency independently or set all
+# three with "concurrency"
+put_concurrency = <%= put_concurrency %>
+get_concurrency = <%= get_concurrency %>
+del_concurrency = <%= del_concurrency %>
+# concurrency =
+
+# A space-sep list of files whose contents will be read and randomly chosen
+# as the body (object contents) for each PUT.
+# object_sources =
+
+# If object_sources is not set and lower_object_size != upper_object_size,
+# each PUT will randomly select an object size between the two values.  Units
+# are bytes.
+lower_object_size = <%= lower_object_size %>
+upper_object_size = <%= upper_object_size %>
+
+# If object_sources is not set and lower_object_size == upper_object_size,
+# every object PUT will contain this many bytes.
+object_size = <%= object_size %>
+
+num_objects = <%= num_objects %>
+num_gets = <%= num_gets %>
+num_containers = <%= num_containers %>
+
+# The base name for created containers.
+# container_name = (randomly-chosen uuid4)
+
+# Should swift-bench benchmark DELETEing the created objects and then delete
+# all created containers?
+delete = <%= delete %>
+
+# Without use_proxy, swift-bench will talk directly to the backend Swift
+# servers.  Doing that will require "url", "account", and at least one
+# "devices" entry.
+# use_proxy = yes
+
+# If use_proxy = yes, this will override any returned X-Storage-Url returned
+# by authenticaion (the account name will still be extracted from
+# X-Storage-Url though and may NOT be set with the "account" conf var).  If
+# use_proxy = no, this setting is required and used as the X-Storage-Url when
+# deleting containers and as a source for IP and port for back-end Swift server
+# connections.  The IP and port specified in this setting must have local
+# storage access to every device specified in "devices".
+# url =
+
+# Only used (and required) when use_proxy = no.
+# account =
+
+# A space-sep list of devices names; only relevant (and required) when
+# use_proxy = no.
+# devices = sdb1