Changes to include couchdb-prometheus-exporter

Author: vkuznet

docker/couchdb/Dockerfile

@@ -1,3 +1,4 @@
+FROM cmssw/filebeat:latest as filebeat
 FROM couchdb:3.2.2
 MAINTAINER Valentin Kuznetsov vkuznet@gmail.com
 
@@ -24,9 +25,10 @@ RUN mkdir -p $WDIR
 WORKDIR ${WDIR}
 
 # get binary build of couchdb exporter
-RUN curl -ksLO https://github.com/gesellix/couchdb-prometheus-exporter/releases/download/v27.0.0/couchdb-prometheus-exporter_27.0.0_Linux_x86_64.tar.gz
-RUN tar xfz couchdb-prometheus-exporter_27.0.0_Linux_x86_64.tar.gz
-RUN rm couchdb-prometheus-exporter_27.0.0_Linux_x86_64.tar.gz LICENSE README*.md
+ARG VER=30.14.0
+RUN curl -ksLO https://github.com/gesellix/couchdb-prometheus-exporter/releases/download/v${VER}/couchdb-prometheus-exporter_${VER}_Linux_x86_64.tar.gz
+RUN tar xfz couchdb-prometheus-exporter_${VER}_Linux_x86_64.tar.gz
+RUN rm couchdb-prometheus-exporter_${VER}_Linux_x86_64.tar.gz LICENSE README*.md
 ENV PATH="${WDIR}:${PATH}"
 
 # add necessary scripts
@@ -47,6 +49,10 @@ ADD manage /data/srv/current/config/couchdb/manage
 
 ENV PATH="/opt/couchdb/bin:/usr/local/bin/:${PATH}"
 
+# copy exporters
+COPY --from=filebeat /usr/share/filebeat /usr/share/filebeat
+COPY --from=filebeat /usr/bin/filebeat /usr/bin/filebeat
+
 # setup final environment
 USER $USER
 WORKDIR $WDIR

docker/couchdb/monitor.sh

@@ -4,10 +4,9 @@
 COUCH_CONFIG=/data/srv/current/auth/couchdb/couchdb_config.ini
 # test if file is not zero size
 if [ -s "${COUCH_CONFIG}" ]; then
-    sudo cp /etc/secrets/$fname /data/srv/current/auth/$srv/$fname
-    sudo chown $USER.$USER /data/srv/current/auth/$srv/$fname
-    nohup couchdb-prometheus-exporter -telemetry.address=":9984" -logtostderr=true \
-      --config=$COUCH_CONFIG -databases.views=false 2>&1 1>& couchdb_exporter.log < /dev/null &
+    nohup /data/couchdb-prometheus-exporter -telemetry.address=":9984" \
+      --config=$COUCH_CONFIG -databases.views=false --databases=_all_dbs 2>&1 1>& \
+      /data/couchdb_exporter.log < /dev/null &
 else
     echo "ERROR: couchdb_config.ini file is empty and prometheus exporter cannot be started!"
 fi
@@ -19,4 +18,6 @@ if [ -f /etc/secrets/filebeat.yaml ] && [ -f /usr/bin/filebeat ]; then
     nohup /usr/bin/filebeat \
         -c /etc/secrets/filebeat.yaml \
         --path.data $ldir/data --path.logs $ldir -e 2>&1 1>& $ldir/log < /dev/null &
+else
+  echo "ERROR: filebeat process is not started as /etc/secrets/filebeat.yaml does not exist"
 fi