hdparm

bundles/hdparm/items.py

@@ -0,0 +1,18 @@
+previous_action = []
+
+for device, options in node.metadata.get('hdparm').items():
+    for option, value in options.items():
+        if option == 'power_management':
+            name = f'hdparm_{option}_{device}'
+            actions[name] = {
+                'command': f'hdparm -B {value} "{device}"',
+                'unless': f'hdparm -B "{device}" | grep APM_level | cut -d= -f2 | xargs | grep -q "^{value}$"',
+                'needs': [
+                    'pkg_apt:hdparm',
+                    *previous_action,
+                ],
+            }
+        else:
+            raise ValueError(f'unsupported hdparm option: {option}')
+            
+    previous_action = [f'action:{name}']

bundles/hdparm/metadata.py

@@ -0,0 +1,8 @@
+defaults = {
+    'apt': {
+        'packages': {
+            'hdparm': {},
+        },
+    },
+    'hdparm': {},
+}

nodes/home.backups.py

@@ -8,6 +8,7 @@
     'bundles': [
         'zfs',
         'zfs-mirror',
+        'hdparm',
     ],
     'metadata': {
         'id': '9cf52515-63a1-4659-a8ec-6c3c881727e5',
@@ -21,6 +22,17 @@
         'backup-server': {
             'hostname': 'backups.sublimity.de',
         },
+        'hdparm': {
+            '/dev/disk/by-id/ata-HGST_HDN726040ALE614_K3GV6TPL': {
+                'power_management': 1,
+            },
+            '/dev/disk/by-id/ata-HGST_HDN726040ALE614_K4KAJXEB': {
+                'power_management': 1,
+            },
+            '/dev/disk/by-id/ata-TOSHIBA_HDWQ140_19VZK0EMFAYG': {
+                'power_management': 1,
+            },
+        },
         'zfs-mirror': {
             'server': 'wb.offsite-backups',
         },