Setup syslog logging and logrotate.

attributes/logrotate.rb

@@ -0,0 +1,3 @@
+default[:mongodb][:logrotate][:path] = "/var/log/mongodb/mongodb.log"
+default[:mongodb][:logrotate][:frequency] = "daily"
+default[:mongodb][:logrotate][:rotate] = 30

metadata.rb

@@ -18,6 +18,9 @@
 depends "runit", ">= 1.1.6"
 depends "yum"
 
+depends "logrotate"
+depends "rsyslog"
+
 %w{ ubuntu debian freebsd centos redhat fedora amazon scientific}.each do |os|
   supports os
 end

recipes/logrotate.rb

@@ -0,0 +1,17 @@
+include_recipe "logrotate"
+include_recipe "rsyslog"
+
+template "/etc/rsyslog.d/mongodb.conf" do
+  source "rsyslog.conf.erb"
+  owner "root"
+  group "root"
+  mode "0644"
+  notifies :restart, "service[rsyslog]"
+end
+
+logrotate_app "mongodb" do
+  path [node[:mongodb][:logrotate][:path]]
+  frequency "daily"
+  frequency node[:mongodb][:logrotate][:frequency]
+  rotate node[:mongodb][:logrotate][:rotate]
+end

recipes/syslog.rb

@@ -0,0 +1,8 @@
+template "/etc/rsyslog.d/mongodb.conf" do
+  source "rsyslog.conf.erb"
+  owner "root"
+  group "root"
+  mode "0644"
+  notifies :restart, "service[rsyslog]"
+end
+

templates/default/rsyslog.conf.erb

@@ -0,0 +1,7 @@
+# Log mongo messages
+:programname, startswith, "mongod." <%= node[:mongodb][:logrotate][:path] %>
+:programname, startswith, "mongos." <%= node[:mongodb][:logrotate][:path] %>
+
+# Now discard mongo messages so they don't appear in /var/log/messages 
+:programname, startswith, "mongod." ~
+:programname, startswith, "mongos." ~