Add configurable log for storage server

This patch add configurable log for swift account/container/object
server service.
Partially implements blueprint puppet-swift-log-support.

Change-Id: Ib3db483dfbad97f23ab7ba2068632856b5e00f11

manifests/storage/server.pp

@@ -18,6 +18,8 @@ define swift::storage::server(
   $updater_concurrency    = $::processorcount,
   $reaper_concurrency     = $::processorcount,
   $log_facility           = "LOG_LOCAL2",
+  $log_level              = "INFO",
+  $log_address            = "/dev/log",
   # this parameters needs to be specified after type and name
   $config_file_path       = "${type}-server/${name}.conf"
 ) {

spec/defines/swift_storage_server_spec.rb

@@ -145,7 +145,13 @@ describe 'swift::storage::server' do
           .with_content(/^user\s*=\s*swift\s*$/)
         }
         it { should contain_file(fragment_file) \
-          .with_content(/^log_facility\s*=\s*LOG_LOCAL2\s*$/)
+          .with_content(/^set log_facility\s*=\s*LOG_LOCAL2\s*$/)
+        }
+        it { should contain_file(fragment_file) \
+          .with_content(/^set log_level\s*=\s*INFO\s*$/)
+        }
+        it { should contain_file(fragment_file) \
+          .with_content(/^set log_address\s*=\s*\/dev\/log\s*$/)
         }
         it { should contain_file(fragment_file) \
           .with_content(/^workers\s*=\s*1\s*$/)

templates/account-server.conf.erb

@@ -12,6 +12,12 @@ pipeline = <%= @pipeline.to_a.join(' ') %>
 
 [app:account-server]
 use = egg:swift#account
+set log_name = account-server
+set log_facility = <%= log_facility %>
+set log_level = <%= log_level %>
+set log_requests = True
+set log_address = <%= log_address %>
+
 
 [account-replicator]
 concurrency = <%= @replicator_concurrency %>

templates/container-server.conf.erb

@@ -13,6 +13,11 @@ pipeline = <%= @pipeline.to_a.join(' ') %>
 
 [app:container-server]
 use = egg:swift#container
+set log_name = container-server
+set log_facility = <%= log_facility %>
+set log_level = <%= log_level %>
+set log_requests = True
+set log_address = <%= log_address %>
 
 [container-replicator]
 concurrency = <%= @replicator_concurrency %>

templates/object-server.conf.erb

@@ -12,6 +12,11 @@ pipeline = <%= @pipeline.to_a.join(' ') %>
 
 [app:object-server]
 use = egg:swift#object
+set log_name = object-server
+set log_facility = <%= log_facility %>
+set log_level = <%= log_level %>
+set log_requests = True
+set log_address = <%= log_address %>
 
 [object-replicator]
 concurrency = <%= @replicator_concurrency %>