From a564290bbe9b9bc78bd9d017e2a047f89bd3bb34 Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Sun, 2 Jun 2013 21:43:51 -0300
Subject: Adding sysctl definition

---
 manifests/defines/sysctl.pp | 19 +++++++++++++++++++
 manifests/init.pp           |  1 +
 manifests/role/nas.pp       |  5 +++++
 3 files changed, 25 insertions(+)
 create mode 100644 manifests/defines/sysctl.pp

diff --git a/manifests/defines/sysctl.pp b/manifests/defines/sysctl.pp
new file mode 100644
index 0000000..06f6a14
--- /dev/null
+++ b/manifests/defines/sysctl.pp
@@ -0,0 +1,19 @@
+# Simple sysctl definition
+define sysctl(
+  $ensure = present,
+  $value
+) {
+  file { "/etc/sysctl.d/${name}.conf":
+    owner   => "root",
+    group   => "root",
+    mode    => 0644,
+    ensure  => $ensure,
+    content => "$name = $value\n",
+  }
+
+  exec { "sysctl ${name}=${value}":
+    user        => root,
+    subscribe   => File["/etc/sysctl.d/${name}.conf"],
+    refreshonly => true,
+  }
+}
diff --git a/manifests/init.pp b/manifests/init.pp
index dce9859..9f6bc2a 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -99,3 +99,4 @@ import "defines/munin_node.pp"
 import "defines/ssh_config.pp"
 import "defines/ssh_create_key.pp"
 import "defines/ssh_known_hosts.pp"
+import "defines/sysctl.pp"
diff --git a/manifests/role/nas.pp b/manifests/role/nas.pp
index 3ab7bb5..f834322 100644
--- a/manifests/role/nas.pp
+++ b/manifests/role/nas.pp
@@ -39,6 +39,11 @@ class nodo::role::nas(
   $dlna = hiera('nodo::role::nas::dlna', false)
 
   if $dlna == true {
+    # See https://wiki.archlinux.org/index.php/MiniDLNA#Automatic_Media_DB_Update
+    sysctl { 'fs.inotify.max_user_watches':
+      value => 100000,
+    }
+
     class { 'minidlna': }
   }
 
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