Puppet autoload support

This commit move stuff around and rename classes and
definitions so we can benefit from puppet autoloading.

1 files changed, 38 insertions, 585 deletions

diff --git a/manifests/vserver.pp b/manifests/vserver.pp
index 36a934a..991bebd 100644
--- a/manifests/vserver.pp
+++ b/manifests/vserver.pp
@@ -2,207 +2,18 @@
 # Copyright (C) 2007 David Schmitt <david@schmitt.edv-bus.at>
 # See LICENSE for the full license granted to you.
 
-module_dir{ "virtual/contexts": }
-
-class vserver::host($vdirbase = "/var/lib/vservers") {
-
-  # make sure we have the ability to query for lsbdistcodename
-  include lsb
-
-  $utilvserver_version = $lsbdistcodename ? {
-    etch => "0.30.216~r2772-6~bpo40+1",
-    lenny => latest,
-    default => latest,
-  }
-
-  package { 
-    "util-vserver":
-      ensure => $utilvserver_version;
-
-    debootstrap:
-      ensure => installed
-  }
-
-  file {
-    "/etc/vservers":
-      ensure => directory,
-      require => Package["util-vserver"];
-
-    "/etc/vservers/local-interfaces":
-      ensure => directory,
-      mode => 0755, owner => root, group => root,
-      require => File["/etc/vservers"];
-
-    "/usr/local/bin/build_vserver":
-      source => "puppet:///modules/virtual/vserver/build_vserver",
-      mode => 0755, owner => root, group => root,
-      require => [ Package['util-vserver'], Package[debootstrap]];
-
-    "/etc/vservers/.defaults/vdirbase":
-      ensure => $vdirbase,
-      require => File[$vdirbase];
-
-    "$vdirbase":
-      ensure => directory,
-      mode => 000, owner => root, group => root;
-
-    # perhaps we should use hashify.
-    # but i'm commenting this out until we learn how to properly use in case we want to use it.
-    #"/etc/cron.daily/vserver-hashify":
-    #  source => "puppet:///virtual/hashify.cron.daily",
-    #  mode => 0755, owner => root, group => root;
-  }
-
-  # remove dummy interfaces on the host
-  line { modules_dummy:
-    file   => "/etc/modules",
-    line   => "^dummy",
-    ensure => absent,
-  }
-  
-  # Remove these dummy interfaces, they are annoying and we dont need them
-  file { 
-    "/etc/modprobe.d/local-dummy":
-      ensure => absent,
-      mode => 0644, owner => root, group => root;
-   }
-
-  # Setup some plugins if munin is enabled in the system
-  case $virtual_munin {
-    false: {}
-    default: {
-               file {
-                 "/usr/local/share/munin-plugins/vserver_resources":
-                   source => "puppet:///modules/virtual/munin/vserver_resources",
-                   mode   => 0755, owner => root, group => root;
-
-                 "/usr/local/share/munin-plugins/vserver_cpu_":
-                   source => "puppet:///modules/virtual/munin/vserver_cpu_",
-                   mode   => 0755, owner => root, group => root;
-
-                 "/usr/local/share/munin-plugins/vserver_loadavg":
-                   source => "puppet:///modules/virtual/munin/vserver_loadavg",
-                   mode   => 0755, owner => root, group => root;
-               }
-             }
-  }
-  
-  # Setup some plugins if munin is enabled in the system
-  case $virtual_munin {
-    false: {}
-    default: {
-               # This creates a load average graph combining the individual load averages of each vserver on the host
-               munin::plugin {
-                 "vserver_loadavg":
-                   config         => "user root\n",
-                   script_path_in => "/usr/local/share/munin-plugins";
-               }
-
-               # This creates a RSS graph for each vserver on the host (note after more than 4 vservers this can get noisy)
-               munin::plugin {
-                 "vserver_resources_RSS":
-                   ensure         => "vserver_resources",
-                   config         => "user root\nenv.resource RSS",
-                   script_path_in => "/usr/local/share/munin-plugins";
-               }
-
-               # This creates a VM graph for each vserver on the host (note after more than 4 vservers this can get noisy)
-               munin::plugin {
-                 "vserver_resources_VM":
-                   ensure         => "vserver_resources",
-                   config         => "user root\nenv.resource VM",
-                   script_path_in => "/usr/local/share/munin-plugins";
-               }
-
-               # This creates a VM graph for each vserver on the host (note after more than 4 vservers this can get noisy)
-               munin::plugin {
-                 "vserver_cpu_":
-                   config         => "user root\n",
-                   script_path_in => "/usr/local/share/munin-plugins";
-               }
-             }
-  }
-}
-
-define vs_create($in_domain, $context, $legacy = false, $distro = 'squeeze',
-                 $debootstrap_mirror = 'http://cdn.debian.net/debian',
-                 $hostname = false, $interface = false,
-                 $memory_limit = false) { 
-  $vs_name      = $legacy    ? { true  => $name, false => $in_domain ? { '' => $name, default => "${name}.${in_domain}" } }
-  $vs_hostname  = $hostname  ? { false => 'none', default => $hostname }
-  $vs_interface = $interface ? { false => 'none', default => $interface }
-
-  case $vs_name { '': { fail ( "Cannot create VServer with empty name" ) } }
-
-  case $legacy {
-    true: {
-      exec { "/bin/false # cannot create legacy vserver ${vs_name}":
-        creates => "/etc/vservers/${vs_name}",
-        alias => "vs_create_${vs_name}"
-      }
-    }
-    false: {
-      exec { "/usr/local/bin/build_vserver \"${vs_name}\" ${context} ${distro} ${debootstrap_mirror} ${vs_hostname} ${vs_interface} ${memory_limit}":
-        creates => "/etc/vservers/${vs_name}",
-        require => File["/usr/local/bin/build_vserver","/etc/vservers/.defaults/vdirbase"],
-        alias   => "vs_create_${vs_name}",
-        # TODO: change when this is fixed: http://projects.puppetlabs.com/issues/4769
-        timeout => $lsbdistcodename ? { "squeeze" => '31536000', # 1 year
-                                        default   => '-1', },
-      }
-    }
-  }
-
-  file { "/etc/vservers/${vs_name}/rlimits":
-    ensure => directory,
-    mode => 0755, owner => root, group => root,
-    require => Exec["vs_create_${vs_name}"],
-  }
-
-  case $memory_limit {
-    false: {
-      file { "/etc/vservers/${vs_name}/rlimits/rss.hard":
-        mode   => 0644, owner => root, group => root,
-        ensure => absent,
-      }
-
-      file { "/etc/vservers/${vs_name}/rlimits/rss.soft":
-        mode   => 0644, owner => root, group => root,
-        ensure => absent,
-      }
-
-      vs_cflags { "${vs_name}-virt_mem":
-        vserver => $vs_name,
-        flag    => "virt_mem",
-        ensure  => absent,
-      }
-    }
-    default: {
-      file { "/etc/vservers/${vs_name}/rlimits/rss.hard":
-        mode => 0644, owner => root, group => root,
-        content => template("virtual/rss.hard.erb"),
-        require => File["/etc/vservers/${vs_name}/rlimits"],
-      }
-
-      file { "/etc/vservers/${vs_name}/rlimits/rss.soft":
-        mode => 0644, owner => root, group => root,
-        content => template("virtual/rss.soft.erb"),
-        require => File["/etc/vservers/${vs_name}/rlimits"],
-      }
-
-      vs_cflags { "${vs_name}-virt_mem":
-        vserver => $vs_name,
-        flag    => "virt_mem",
-        ensure  => present,
-        require => Exec["vs_create_${vs_name}"],
-      }
-    }
-  }
-}
-
 # ensure: present, stopped, running
-define vserver($ensure, $context, $in_domain = '', $mark = '', $legacy = false, $distro = 'etch',
-               $hostname = false, $interface = false, $memory_limit = false) {
+define virtual::vserver(
+   $context,
+   $ensure       = present,
+   $in_domain    = '',
+   $mark         = '',
+   $legacy       = false,
+   $distro       = 'etch',
+   $hostname     = false,
+   $interface    = false,
+   $memory_limit = false
+) {
   case $in_domain { '': {} 
     default: { err("${fqdn}: vserver ${name} uses deprecated \$in_domain" ) }
   }
@@ -215,79 +26,38 @@ define vserver($ensure, $context, $in_domain = '', $mark = '', $legacy = false,
   $if_dir    = "/etc/vservers/${vs_name}/interfaces"
   $mark_file = "/etc/vservers/${vs_name}/apps/init/mark"
 
-  # TODO: wasn't there a syntax for using arrays as case selectors??
-  case $ensure {
-    present: {
-               vs_create{ $name:
-                 in_domain    => $in_domain,
-                 context      => $context,
-                 legacy       => $legacy,
-                 distro       => $distro,
-                 hostname     => $hostname,
-                 interface    => $interface,
-                 memory_limit => $memory_limit,
-               }
-             }
-    running: {
-               vs_create{ $name:
-                 in_domain    => $in_domain,
-                 context      => $context,
-                 legacy       => $legacy,
-                 distro       => $distro,
-                 hostname     => $hostname,
-                 interface    => $interface,
-                 memory_limit => $memory_limit,
-               }
-             }
-    stopped: {
-               vs_create{ $name:
-                 in_domain    => $in_domain,
-                 context      => $context,
-                 legacy       => $legacy,
-                 distro       => $distro,
-                 hostname     => $hostname,
-                 interface    => $interface,
-                 memory_limit => $memory_limit,
-               }
-             }
-    delete: {
-               vs_create{ $name:
-                 in_domain    => $in_domain,
-                 context      => $context,
-                 legacy       => $legacy,
-                 distro       => $distro,
-                 hostname     => $hostname,
-                 interface    => $interface,
-                 memory_limit => $memory_limit,
-               }
-             }
-    default: {
-               err("${fqdn}: vserver(${vs_name}): unknown ensure '${ensure}'")
-             }
+  virtual::vserver::instance { $name:
+    in_domain    => $in_domain,
+    context      => $context,
+    legacy       => $legacy,
+    distro       => $distro,
+    hostname     => $hostname,
+    interface    => $interface,
+    memory_limit => $memory_limit,
   }
 
   file {
     $if_dir:
       ensure  => directory, checksum => mtime,
-      require => Exec["vs_create_${vs_name}"];
+      require => Exec["vserver_instance_${vs_name}"];
   }
 
   config_file {
     "/etc/vservers/${vs_name}/context":
       content => "${context}\n",
-      notify => Exec["vs_restart_${vs_name}"],
-      require => Exec["vs_create_${vs_name}"];
+      notify  => Exec["vs_restart_${vs_name}"],
+      require => Exec["vserver_instance_${vs_name}"];
     # create illegal configuration, when two vservers have the same context
     # number
     "/var/lib/puppet/modules/virtual/contexts/${context}":
       content => "\n";
     "/etc/vservers/${vs_name}/uts/nodename":
       content => "${nodename}\n",
-      notify => Exec["vs_restart_${vs_name}"],
-      require => Exec["vs_create_${vs_name}"];
+      notify  => Exec["vs_restart_${vs_name}"],
+      require => Exec["vserver_instance_${vs_name}"];
     "/etc/vservers/${vs_name}/name":
       content => "${vs_name}\n",
-      require => Exec["vs_create_${vs_name}"];
+      require => Exec["vserver_instance_${vs_name}"];
   }
 
   # ensure a secure chroot barrier
@@ -295,23 +65,23 @@ define vserver($ensure, $context, $in_domain = '', $mark = '', $legacy = false,
   # http://linux-vserver.org/Secure_chroot_Barrier#Solution:_Secure_Barrier
   exec { "/usr/sbin/setattr --barrier /etc/vservers/${vs_name}/vdir/../":
     unless  => "/usr/sbin/showattr /etc/vservers/${vs_name}/vdir/../ | grep -- '----Bui- /etc/vservers/${vs_name}/vdir/../$'",
-    require => Exec["vs_create_${vs_name}"],
+    require => Exec["vserver_instance_${vs_name}"],
   }
 
   case $ensure {
     present: {
       # don't start or stop the vserver, just make sure it exists, we just run a dummy status test here
       exec { "/usr/bin/test -e \$(readlink -f /etc/vservers/${vs_name}/vdir)":
-        require => Exec["vs_create_${vs_name}"],
-        alias => "vs_restart_${vs_name}",
+        require => Exec["vserver_instance_${vs_name}"],
+        alias   => "vs_restart_${vs_name}",
       }
     }
     stopped: {
       exec { "/usr/sbin/vserver ${vs_name} stop":
-        onlyif => "/usr/bin/test -e \$(readlink -f /etc/vservers/${vs_name}/run || echo /doesntexist )",
-        require => Exec["vs_create_${vs_name}"],
+        onlyif  => "/usr/bin/test -e \$(readlink -f /etc/vservers/${vs_name}/run || echo /doesntexist )",
+        require => Exec["vserver_instance_${vs_name}"],
         # fake the restart exec in the stopped case, so the dependencies are fulfilled
-        alias => "vs_restart_${vs_name}",
+        alias   => "vs_restart_${vs_name}",
       }
       file { $mark_file: ensure => absent, }
     }
@@ -322,14 +92,14 @@ define vserver($ensure, $context, $in_domain = '', $mark = '', $legacy = false,
     }
     running: {
       exec { "/usr/sbin/vserver ${vs_name} start":
-        unless => "/usr/bin/test -e \$(readlink -f /etc/vservers/${vs_name}/run)",
-        require => [ Exec["vs_create_${vs_name}"], File["/etc/vservers/${vs_name}/context"] ],
+        unless  => "/usr/bin/test -e \$(readlink -f /etc/vservers/${vs_name}/run)",
+        require => [ Exec["vserver_instance_${vs_name}"], File["/etc/vservers/${vs_name}/context"] ],
       }
       exec { "/usr/sbin/vserver ${vs_name} restart":
         refreshonly => true,
-        require => Exec["vs_create_${vs_name}"],
-        alias => "vs_restart_${vs_name}",
-        subscribe => File[$if_dir],
+        require     => Exec["vserver_instance_${vs_name}"],
+        alias       => "vs_restart_${vs_name}",
+        subscribe   => File[$if_dir],
       }
 
       case $mark {
@@ -340,330 +110,13 @@ define vserver($ensure, $context, $in_domain = '', $mark = '', $legacy = false,
         default: { 
           config_file { "/etc/vservers/${vs_name}/apps/init/mark":
             content => "${mark}\n",
-            require => Exec["vs_create_${vs_name}"],
+            require => Exec["vserver_instance_${vs_name}"],
           }
         }
       }
     }
-  }
-}
-
-# Changing stuff with this define won't do much good, since it relies on
-# restarting the vservers to do the work, which won't clean up orphaned
-# interfaces
-define vs_interface($prefix = 24, $dev = '') {
-
-  file {
-    "/etc/vservers/local-interfaces/${name}":
-      ensure => directory,
-      mode => 0755, owner => root, group => root;
-    "/etc/vservers/local-interfaces/${name}/ip":
-      content => "${name}\n",
-      mode => 0644, owner => root, group => root;
-    "/etc/vservers/local-interfaces/${name}/prefix":
-      content => "${prefix}\n",
-      mode => 0644, owner => root, group => root;
-  }
-
-  case $dev {
-    '': {
-      file { 
-        "/etc/vservers/local-interfaces/${name}/nodev":
-          ensure => present,
-          mode => 0644, owner => root, group => root;
-        "/etc/vservers/local-interfaces/${name}/dev":
-          ensure => absent;
-      }
-    }
-    default: {
-      config_file { "/etc/vservers/local-interfaces/${name}/dev": content => $dev, }
-      file { "/etc/vservers/local-interfaces/${name}/nodev": ensure => absent, }
-    }
-  }
-}
-
-define vs_ip($vserver, $ip, $ensure) {
-  err("$fqdn is using deprecated vs_ip instead of vs_ip_binding for $name")
-  vs_ip_binding { $name: vserver => $vserver, ip => $ip, ensure => $ensure }
-}
-
-define vs_ip_binding($vserver, $ip, $ensure) {
-  case $ensure {
-    connected: {
-      file { "/etc/vservers/${vserver}/interfaces/${name}":
-        ensure => "/etc/vservers/local-interfaces/${ip}/",
-        require => [ File["/etc/vservers/local-interfaces/${ip}"], Exec["vs_create_${vserver}"] ],
-        notify => Exec["vs_restart_${vserver}"],
-      }
-    }
-    disconnected: {
-      file { "/etc/vservers/${vserver}/interfaces/${name}":
-        ensure => absent,
-      }
-    }
-    default: {
-      err( "${fqdn}: vs_ip: ${vserver} -> ${ip}: unknown ensure: '${ensure}'" )
-    }
-  }
-}
-
-define vs_sched($ensure = present, $fill_rate = '', $fill_rate2 = '',
-                $interval = '', $interval2 = '', $tokens_min = '', $tokens_max = '',
-                $tokens = '', $idle_time = false, $priority_bias = '') {
-
-  file { "/etc/vservers/${name}/sched":
-    ensure => directory,
-    owner  => root,
-    group  => root,
-    mode   => 0755,
-  }
-
-  case $fill_rate {
-    '': {
-      file { "/etc/vservers/${name}/sched/fill-rate":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_fill_rate = "--fill-rate $fill_rate"
-
-      file { "/etc/vservers/${name}/sched/fill-rate":
-        ensure  => $ensure,
-        content => "$fill_rate\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $fill_rate2 {
-    '': {
-      file { "/etc/vservers/${name}/sched/fill-rate2":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_fill_rate2 = "--fill-rate2 $fill_rate2"
-  
-      file { "/etc/vservers/${name}/sched/fill-rate2":
-        ensure  => $ensure,
-        content => "$fill_rate2\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $interval {
-    '': {
-      file { "/etc/vservers/${name}/sched/interval":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_interval = "--interval $interval"
-  
-      file { "/etc/vservers/${name}/sched/interval":
-        ensure  => $ensure,
-        content => "$interval\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $interval2 {
-    '': {
-      file { "/etc/vservers/${name}/sched/interval2":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_interval2 = "--interval2 $interval2"
-  
-      file { "/etc/vservers/${name}/sched/interval2":
-        ensure  => $ensure,
-        content => "$interval2\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $tokens_min {
-    '': {
-      file { "/etc/vservers/${name}/sched/tokens-min":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_tokens_min = "--tokens-min $tokens_min"
-  
-      file { "/etc/vservers/${name}/sched/tokens-min":
-        ensure  => $ensure,
-        content => "$tokens_min\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $tokens_max {
-    '': {
-      file { "/etc/vservers/${name}/sched/tokens-max":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_tokens_max = "--tokens-max $tokens_max"
-  
-      file { "/etc/vservers/${name}/sched/tokens-max":
-        ensure  => $ensure,
-        content => "$tokens_max\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $tokens {
-    '': {
-      file { "/etc/vservers/${name}/sched/tokens":
-        ensure => absent,
-      }
-    }
-    default: {
-      $set_tokens = "--tokens $tokens"
-  
-      file { "/etc/vservers/${name}/sched/tokens":
-        ensure  => $ensure,
-        content => "$tokens\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $priority_bias {
-    '': {
-      file { "/etc/vservers/${name}/sched/priority-bias":
-        ensure => absent,
-      }
-    }
-      default: {
-      $set_priority_bias = "--prio-bias $priority_bias"
-  
-      file { "/etc/vservers/${name}/sched/priority-bias":
-        ensure  => $ensure,
-        content => "$priority_bias\n",
-        require => File["/etc/vservers/${name}/sched"],
-      }
-    }
-  }
-
-  case $idle_time {
-    true: {
-      $set_idle_time = "--idle-time"
-
-      file { "/etc/vservers/${name}/sched/idle-time":
-        ensure => $ensure,
-      }
-    }
     default: {
-      file { "/etc/vservers/${name}/sched/idle-time":
-        ensure => absent,
-      }
+      err("${fqdn}: vserver(${vs_name}): unknown ensure '${ensure}'")
     }
   }
-
-  vs_cflags { "${name}-sched_hard":
-    vserver => $name,
-    flag    => "sched_hard",
-    ensure  => $ensure,
-  }
-
-  vs_cflags { "${name}-sched_prio":
-    vserver => $name,
-    flag    => "sched_prio",
-    ensure  => $ensure,
-  }
-
-  case $ensure {
-    present: {
-
-      $vsched_params = "$set_fill_rate $set_fill_rate2 $set_interval $set_interval2 $set_tokens_min $set_tokens_max $set_tokens $set_idle_time $set_priority_bias"
-
-      exec { "/usr/sbin/vsched --xid `cat /etc/vservers/$name/context` ${vsched_params} --force":
-        subscribe   => File["/etc/vservers/$name/sched/fill-rate",  "/etc/vservers/$name/sched/fill-rate2",
-                            "/etc/vservers/$name/sched/interval",   "/etc/vservers/$name/sched/interval2",
-                            "/etc/vservers/$name/sched/tokens-min", "/etc/vservers/$name/sched/tokens-max",
-                            "/etc/vservers/$name/sched/tokens",     "/etc/vservers/$name/sched/idle-time"],
-        refreshonly => true, 
-        require     => Exec["vs_create_${name}"],
-      }
-    }
-  }
-}
-
-define vs_cflags($vserver, $flag, $ensure = present) {
-  if ! defined(File["/etc/vservers/${vserver}/cflags"]) {
-    file { "/etc/vservers/${vserver}/cflags":
-      ensure  => present,
-    }
-  }
-
-  line {"vs_cflags-${vserver}-${flag}":
-    ensure  => $ensure,
-    file    => "/etc/vservers/${vserver}/cflags",
-    line    => "${flag}",
-    require => Exec["vs_create_${vserver}"],
-    notify  => Exec["vattribute-${vserver}-${flag}"],
-  }
-
-  case $ensure {
-    present: {
-      exec { "/usr/sbin/vattribute-${vserver}-${flag}":
-        command     => "vattribute --set --xid `cat /etc/vservers/$vserver/context` --flag ${flag}",
-        refreshonly => true, 
-        require     => Exec["vs_create_${vserver}"],
-        alias       => "vattribute-${vserver}-${flag}",
-      }
-    }
-    default: {
-      exec { "/usr/sbin/vattribute-${vserver}-${flag}":
-        command     => "vattribute --set --xid `cat /etc/vservers/$vserver/context` --flag ~${flag}",
-        refreshonly => true, 
-        require     => Exec["vs_create_${vserver}"],
-        alias       => "vattribute-${vserver}-${flag}",
-      }
-    }
-  }
-}
-
-define vs_rlimit($vserver, $limit, $soft = '', $hard = '', $min = '', $ensure = present) {
-  file { "/etc/vservers/${vserver}/rlimits/$limit.soft":
-    mode    => 0644, owner => root, group => root,
-    content => "$soft\n",
-    ensure  => $soft ? {
-      ''      => absent,
-      default => $ensure,
-    },
-    require => File["/etc/vservers/${vserver}/rlimits"],
-    notify  => Exec["vs_restart_${vserver}"],
-  }
-
-  file { "/etc/vservers/${vserver}/rlimits/$limit.hard":
-    mode    => 0644, owner => root, group => root,
-    content => "$hard\n",
-    ensure  => $hard ? {
-      ''      => absent,
-      default => $ensure,
-    },
-    require => File["/etc/vservers/${vserver}/rlimits"],
-    notify  => Exec["vs_restart_${vserver}"],
-  }
-
-  file { "/etc/vservers/${vserver}/rlimits/$limit.min":
-    mode    => 0644, owner => root, group => root,
-    content => "$min\n",
-    ensure  => $min? {
-      ''      => absent,
-      default => $ensure,
-    },
-    require => File["/etc/vservers/${vserver}/rlimits"],
-    notify  => Exec["vs_restart_${vserver}"],
-  }
 }