From a7b0f72f220528ba4de33f52104fe674000f625a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sun, 2 Jan 2022 04:31:50 +0100
Subject: Network rewrites.

---
 manifests/init.pp       | 18 ++++++++++++++++++
 manifests/networkd.pp   | 32 ++++++++++++++++++++++++++++++++
 templates/interface.epp | 16 ++++++++++++++++
 3 files changed, 66 insertions(+)
 create mode 100644 manifests/init.pp
 create mode 100644 manifests/networkd.pp
 create mode 100644 templates/interface.epp

diff --git a/manifests/init.pp b/manifests/init.pp
new file mode 100644
index 0000000..bd1fda8
--- /dev/null
+++ b/manifests/init.pp
@@ -0,0 +1,18 @@
+class networking (
+  String $addr4,
+  String $gw4, # TODO default this to first address in subnet
+) {
+
+  # TODO choose a sensible provider here
+
+  networking::networkd { '20-puppet':
+    network        => {
+      'Address'      => $addr4,
+      'Gateway'      => $gw4,
+      'IPv6AcceptRA' => 1,
+    },
+    notify_          => true,
+    manage_directory => true,
+  }
+
+}
diff --git a/manifests/networkd.pp b/manifests/networkd.pp
new file mode 100644
index 0000000..4376a29
--- /dev/null
+++ b/manifests/networkd.pp
@@ -0,0 +1,32 @@
+define networking::networkd (
+  Hash $network,
+  Optional[Hash] $match = { 'Name' => $facts['networking']['primary'] },
+  String $root = '/',
+  String $path = "${root}/etc/systemd/network",
+  String $filename = $name,
+  String $file = "${path}/${filename}.conf",
+  Boolean $notify_ = true,
+  Boolean $manage_directory = true,
+) {
+
+  if $manage_directory {
+    file { $path:
+      ensure  => directory,
+      purge   => true,
+      recurse => true,
+    }
+  }
+
+  inifile::create_ini_settings({
+    'Match'   => $match,
+    'Network' => $network,
+  }, { path => $file, })
+
+  if $notify_ {
+    Ini_Setting <| path == $file |> 
+    ~> exec { 'networkctl reload':
+      path        => ['/bin', '/usr/bin',],
+      refreshonly => true,
+    }
+  }
+}
diff --git a/templates/interface.epp b/templates/interface.epp
new file mode 100644
index 0000000..d824f69
--- /dev/null
+++ b/templates/interface.epp
@@ -0,0 +1,16 @@
+# File managed by puppet
+auto host0
+# allow-hotplug host0
+
+iface host0 inet <%= if $addr4 { 'static' } else { 'dhcp' } %>
+<%- if $addr4 { -%>
+  address <%= $addr4 %>
+  <%- if $gw4 { -%>
+  gateway <%= $gw4 %>
+  <%- } -%>
+<%- } -%>
+
+
+iface host0 inet6 auto
+  private 0
+
-- 
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