From e897ef6898a2e87fa006a7130f637cc482947bbb Mon Sep 17 00:00:00 2001
From: cronekorkn <git@ckn.li>
Date: Thu, 2 Mar 2023 15:24:17 +0100
Subject: [PATCH] zpool check online

---
 bundles/zfs/files/check_zpool_online | 16 ++++++++++++++++
 bundles/zfs/items.py                 |  3 +++
 bundles/zfs/metadata.py              |  5 +++++
 3 files changed, 24 insertions(+)
 create mode 100755 bundles/zfs/files/check_zpool_online

diff --git a/bundles/zfs/files/check_zpool_online b/bundles/zfs/files/check_zpool_online
new file mode 100755
index 0000000..da1f9a2
--- /dev/null
+++ b/bundles/zfs/files/check_zpool_online
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+for pool in $(zpool get name -H -o value)
+do
+    status=$(zpool get health -H -o value $pool)
+    if [ "$status" != ONLINE ]
+    then
+        errors="$error\"$pool\" status is $status\n"
+    fi
+done
+
+if [ "$errors" != "" ]
+then
+    echo "CRITICAL - $errors"
+    exit 2
+fi
diff --git a/bundles/zfs/items.py b/bundles/zfs/items.py
index 81c2c33..19c519b 100644
--- a/bundles/zfs/items.py
+++ b/bundles/zfs/items.py
@@ -14,6 +14,9 @@ files = {
                 for k, v in node.metadata.get('zfs/kernel_params').items()
         ) + '\n',
     },
+    '/usr/lib/nagios/plugins/check_zpool_online': {
+        'mode': '0755',
+    },
     '/usr/lib/nagios/plugins/check_zpool_space': {
         'mode': '0755',
     },
diff --git a/bundles/zfs/metadata.py b/bundles/zfs/metadata.py
index 2337495..1195e5e 100644
--- a/bundles/zfs/metadata.py
+++ b/bundles/zfs/metadata.py
@@ -36,6 +36,11 @@ defaults = {
     },
     'monitoring': {
         'services': {
+            'zpool online': {
+                'vars.command': f'/usr/lib/nagios/plugins/check_zpool_online',
+                'check_interval': '1h',
+                'vars.sudo': True,
+            },
             'zpool space': {
                 'vars.command': f'/usr/lib/nagios/plugins/check_zpool_space',
             },