added circuit breaker logic for frequent and repeated failures

bitnami/postgresql/rootfs/etc/services.d/postgresql/finish

@@ -1 +0,0 @@
-/bin/true

bitnami/postgresql/rootfs/etc/services.d/postgresql/finish

@@ -0,0 +1,21 @@
+#!/usr/bin/with-contenv bash
+
+failcount=0
+if [ -f $BITNAMI_APP_DIR/tmp/failcount ]; then
+  failcount=$(cat $BITNAMI_APP_DIR/tmp/failcount)
+fi
+
+start=$(cat $BITNAMI_APP_DIR/tmp/start)
+stop=`date '+%d%H%M%S'`
+interval=`expr $stop - $start`
+if test $interval -lt 30 ; then
+  failcount=`expr $failcount + 1`
+else
+  failcount=0
+fi
+echo -n $failcount > $BITNAMI_APP_DIR/tmp/failcount
+
+# bring down container on frequent failures. something is definitely wrong
+if test $failcount -ge 3 ; then
+  s6-svscanctl -t /var/run/s6/services
+fi

bitnami/postgresql/rootfs/etc/services.d/postgresql/run

@@ -3,4 +3,6 @@ set -e
 source $BITNAMI_PREFIX/bitnami-utils.sh
 export LD_LIBRARY_PATH=$BITNAMI_PREFIX/common/lib
 
+mkdir -p $BITNAMI_APP_DIR/tmp
+date '+%d%H%M%S' > $BITNAMI_APP_DIR/tmp/start
 exec s6-setuidgid $BITNAMI_APP_USER postgres $PROGRAM_OPTIONS ${EXTRA_OPTIONS:+"$EXTRA_OPTIONS"}