Log the Log4Perl output to a sidecar container to make it available t…

…o Kubernetes.ton
openfoodfacts · Sep 26, 2018 · 7608cc1 · 7608cc1
1 parent 3766824
commit 7608cc1
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/docker/kubernetes/backend-conf.yaml b/docker/kubernetes/backend-conf.yaml
@@ -399,7 +399,7 @@ data:
     log4perl.rootLogger=TRACE, LOGFILE
 
     log4perl.appender.LOGFILE=Log::Log4perl::Appender::File
-    log4perl.appender.LOGFILE.filename=/mnt/podata/logs/log4perl.log
+    log4perl.appender.LOGFILE.filename=/var/log/log4perl.log
     log4perl.appender.LOGFILE.mode=append
 
     log4perl.appender.LOGFILE.layout=PatternLayout

diff --git a/docker/kubernetes/backend-deployment.yaml b/docker/kubernetes/backend-deployment.yaml
@@ -34,6 +34,8 @@ spec:
               mountPath: "/opt/product-opener/html/images/products/"
             - name: data
               mountPath: "/mnt/podata/"
+            - name: varlog
+              mountPath: "/var/log"
       containers:
         - name: po-backend
           image: openfoodfacts/productopener-backend
@@ -56,6 +58,14 @@ spec:
               mountPath: "/opt/product-opener/html/images/products/"
             - name: data
               mountPath: "/mnt/podata/"
+            - name: varlog
+              mountPath: "/var/log"
+        - name: po-backend-log4perl
+          image: busybox
+          volumeMounts:
+            - name: varlog
+              mountPath: "/var/log"
+          args: [/bin/sh, -c, 'tail -n+1 -f /var/log/log4perl.log']
       volumes:
         - name: backend-config
           configMap:
@@ -66,3 +76,5 @@ spec:
         - name: data
           persistentVolumeClaim:
             claimName: po-data
+        - name: varlog
+          emptyDir: {}