forgot sed, curl and folders...

Dockerfile

@@ -3,6 +3,9 @@ LABEL maintainer "Stefan Hoffmann, Nils Jakobi"
 
 VOLUME [ "/opt/data" ]
 
+# prerequisists
+RUN apk add curl sed
+
 # Configure cron
 COPY crontab /etc/cron/crontab
 
@@ -13,4 +16,4 @@ COPY nodePoller.sh .
 # Init cron
 RUN crontab /etc/cron/crontab
 
-CMD ["crond", "-f"]
+ENTRYPOINT ["crond", "-f"]

nodePoller.sh

@@ -4,6 +4,7 @@ for i in 4 5 6 7
 do
     for f in meshviewer #graph nodelist nodes
     do
+        mkdir -p /opt/data/tdf$i/
         curl http://$i.fftdf.de/$f.json -o /opt/data/tdf$i/$f.json || sed -i -e 's/"is_online":true/"is_online":false/g' /opt/data/tdf$i/$f.json
     done
 done