From d4b7b58505ad54d994b614917b163a6130aa5e17 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@lysator.liu.se>
Date: Sat, 1 Jan 2022 23:25:16 +0100
Subject: Revert "Revert "Add node classifier.""

This reverts commit 47b7cf515de6ba9d1d65255aef98362ddb5870de.
---
 modules/profiles/files/node-classifier.py  | 29 +++++++++++++++++++++++++++++
 modules/profiles/manifests/puppetserver.pp | 11 ++++++++++-
 2 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 modules/profiles/files/node-classifier.py

diff --git a/modules/profiles/files/node-classifier.py b/modules/profiles/files/node-classifier.py
new file mode 100644
index 0000000..3edefd4
--- /dev/null
+++ b/modules/profiles/files/node-classifier.py
@@ -0,0 +1,29 @@
+#!/usr/bin/env pythton
+
+import yaml
+import sys
+
+# https://puppet.com/docs/puppet/7/nodes_external.html
+
+data = {
+        'yoursql.adrift.space': {
+            # must contain at least either classes or parameters
+            'classes': [
+                'profiles::common',
+            ],
+            'environment': 'mysql',
+        },
+}
+
+def main(args):
+    if len(args) == 1:
+        print('usage ./node-classifier <node-name>')
+        return
+
+    nodename = sys.argv[1]
+    instance = data.get(nodename)
+    if not instance: return 1
+    print(yaml.dump(instance))
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/modules/profiles/manifests/puppetserver.pp b/modules/profiles/manifests/puppetserver.pp
index 8620fae..5bc1c3b 100644
--- a/modules/profiles/manifests/puppetserver.pp
+++ b/modules/profiles/manifests/puppetserver.pp
@@ -2,6 +2,15 @@ class profiles::puppetserver {
   # required for the git hook
   ensure_packages(['ruby'])
 
+  file { '/usr/libexec':
+    ensure => directory,
+  }
+
+  file { '/usr/libexec/external-node-classifier':
+    mode   => '0555',
+    source => 'puppet:///modules/profiles/node-classifier.py',
+  }
+
   class { 'puppet':
     server                  => true,
     server_foreman          => false,
@@ -9,7 +18,7 @@ class profiles::puppetserver {
     server_storeconfigs     => true,
     server_git_repo         => true,
     server_git_repo_path    => '/var/lib/puppet.git',
-    server_external_nodes   => '',
+    server_external_nodes   => '/usr/libexec/external-node-classifier',
     server_strict_variables => true,
   }
 }
-- 
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