move rails app into src/, add Vagrantfile & puppet/ assets and add src/.gitignore file

puppet/modules/memcached/.gitignore

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+pkg/
+*.swp

puppet/modules/memcached/Modulefile

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+name    'saz-memcached'
+version '2.0.2'
+source 'git://github.com/saz/puppet-memcached.git'
+author 'saz'
+license 'Apache License, Version 2.0'
+summary 'UNKNOWN'
+description 'Manage memcached via Puppet'
+project_page 'https://github.com/saz/puppet-memcached'

puppet/modules/memcached/README.md

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+
+# puppet-memcached
+
+Manage memcached via Puppet
+
+## How to use
+
+### Use roughly 90% of memory
+
+```
+    class { 'memcached': }
+```
+
+### Set a fixed memory limit in MB
+
+```
+    class { 'memcached':
+      max_memory => 2048
+    }
+```
+
+### Other class parameters
+
+* $logfile = '/var/log/memcached.log'
+* $listen_ip = '0.0.0.0'
+* $tcp_port = 11211
+* $udp_port = 11211
+* $user = '' (OS specific setting, see params.pp)
+* $max_connections = 8192

puppet/modules/memcached/manifests/init.pp

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+class memcached(
+  $package_ensure  = 'present',
+  $logfile         = '/var/log/memcached.log',
+  $max_memory      = false,
+  $listen_ip       = '0.0.0.0',
+  $tcp_port        = 11211,
+  $udp_port        = 11211,
+  $user            = $::memcached::params::user,
+  $max_connections = '8192',
+  $verbosity       = undef,
+  $unix_socket     = undef
+) inherits memcached::params {
+
+  package { $memcached::params::package_name:
+    ensure => $package_ensure,
+  }
+
+  file { $memcached::params::config_file:
+    owner   => 'root',
+    group   => 'root',
+    mode    => '0644',
+    content => template($memcached::params::config_tmpl),
+    require => Package[$memcached::params::package_name],
+  }
+
+  service { $memcached::params::service_name:
+    ensure     => running,
+    enable     => true,
+    hasrestart => true,
+    hasstatus  => false,
+    subscribe  => File[$memcached::params::config_file],
+  }
+}

puppet/modules/memcached/manifests/params.pp

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+class memcached::params {
+  case $::osfamily {
+    'Debian': {
+      $package_name = 'memcached'
+      $service_name = 'memcached'
+      $config_file  = '/etc/memcached.conf'
+      $config_tmpl  = "${module_name}/memcached.conf.erb"
+      $user = 'nobody'
+    }
+    'RedHat': {
+      $package_name = 'memcached'
+      $service_name = 'memcached'
+      $config_file  = '/etc/sysconfig/memcached'
+      $config_tmpl  = "${module_name}/memcached_sysconfig.erb"
+      $user = 'memcached'
+    }
+    default: {
+      fail("Unsupported platform: ${::osfamily}")
+    }
+  }
+}

puppet/modules/memcached/templates/memcached.conf.erb

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+# File managed by puppet
+
+# Run memcached as a daemon.
+-d
+
+# pidfile
+-P /var/run/memcached.pid
+
+# Log memcached's output
+logfile <%= logfile %>
+
+<% if @verbosity -%>
+# Verbosity
+-<%= verbosity %>
+<% end -%>
+
+# Use <num> MB memory max to use for object storage.
+<% if max_memory -%>
+-m <%= max_memory %>
+<% else -%>
+-m <%= ((memorysize.to_f*1024)*0.95).floor %>
+<% end -%>
+
+<% if @unix_socket -%>
+# UNIX socket path to listen on
+-s <%= unix_socket %>
+<% else -%>
+
+# IP to listen on
+-l <%= listen_ip %>
+
+# TCP port to listen on
+-p <%= tcp_port %>
+
+# UDP port to listen on
+-U <%= udp_port %>
+<% end -%>
+
+# Run daemon as user
+-u <%= user %>
+
+# Limit the number of simultaneous incoming connections.
+-c <%= max_connections %>
+
+# Number of threads to use to process incoming requests.
+-t <%= processorcount %>

puppet/modules/memcached/templates/memcached_sysconfig.erb

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+PORT="<%= udp_port %>"
+USER="<%= user %>"
+MAXCONN="<%= max_connections %>"
+CACHESIZE="<%= max_memory %>"
+OPTIONS=""