From 78674f6a567367ce48204e38491a4817adc66b37 Mon Sep 17 00:00:00 2001
From: Franck Cuny <franck@fcuny.net>
Date: Mon, 7 Mar 2022 07:35:07 -0800
Subject: prometheus: backup the data directory

---
 hosts/common/server/prometheus.nix | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/hosts/common/server/prometheus.nix b/hosts/common/server/prometheus.nix
index d939a5a..d097cff 100644
--- a/hosts/common/server/prometheus.nix
+++ b/hosts/common/server/prometheus.nix
@@ -52,4 +52,18 @@ in {
       }
     ];
   };
+
+  age.secrets.restic-repo-systems.file =
+    ../../../secrets/restic/repo-systems.age;
+
+  services.restic.backups = {
+    prometheus = {
+      paths = [ "/var/lib/prometheus2" ];
+      repository = "/data/slow/backups/systems";
+      passwordFile = config.age.secrets.restic-repo-systems.path;
+      initialize = true;
+      extraBackupArgs = [ "--tag prometheus" ];
+      pruneOpts = [ "--keep-daily 7" "--keep-weekly 4" ];
+    };
+  };
 }
-- 
cgit 1.4.1