From f1c09b8ae93ebb24fa6c674f446db8d6aecc43fd Mon Sep 17 00:00:00 2001
From: Kazuhiro MUSASHI <simoom634@yahoo.co.jp>
Date: Sat, 26 Sep 2020 16:56:15 +0900
Subject: [PATCH] Change the severity of `nf_conntrack` message.

---
 cookbooks/promtail/templates/etc/promtail/base.yaml | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/cookbooks/promtail/templates/etc/promtail/base.yaml b/cookbooks/promtail/templates/etc/promtail/base.yaml
index 349b78c..147ebfe 100644
--- a/cookbooks/promtail/templates/etc/promtail/base.yaml
+++ b/cookbooks/promtail/templates/etc/promtail/base.yaml
@@ -282,11 +282,21 @@ scrape_configs:
 
     pipeline_stages:
     - match:
-        selector: '{job="systemd"} !~ "temperature"'
+        selector: '{job="systemd"} !~ "(temperature|nf_conntrack)"'
         stages:
         - drop:
             expression: (CMD|UFW|session|TTY)
 
+    - match:
+        selector: '{job="systemd"} |~ "nf_conntrack"'
+        stages:
+        - template:
+            source: level
+            template: 'error'
+
+        - labels:
+            level:
+
     - match:
         selector: '{job="systemd"} |~ "temperature"'