From 99c92e62f84eea92e82d2ba90927a9213623fbd7 Mon Sep 17 00:00:00 2001
From: Arne Teuke <arne_teuke@confdroid.com>
Date: Tue, 11 Mar 2025 16:14:26 +0100
Subject: [PATCH] journal hostname label

---
 templates/config.alloy.erb | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/templates/config.alloy.erb b/templates/config.alloy.erb
index a62bb09..cb42379 100644
--- a/templates/config.alloy.erb
+++ b/templates/config.alloy.erb
@@ -10,11 +10,14 @@ loki.source.syslog "syslog" {
 
 // Process logs and extract hostname
 loki.process "extract_hostname" {
-  stage.logfmt {}
-
+  stage.logfmt {
+    mapping = {
+      "hostname" = "syslog_hostname",  // Extracts the hostname from syslog
+    }
+  }
   stage.labels {
     values = {
-      hostname = "syslog_hostname",
+      "hostname" = "hostname",  // Assigns extracted hostname to the label
     }
   }
   forward_to = [loki.write.loki.receiver]