Check for duplicate entries in manifests

Change-Id: Ibb63db5372d0000670e5c35df5c0c4e3313881ba
Issue-ID: INT-586
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/version-manifest/src/main/resources/docker-manifest-staging.csv b/version-manifest/src/main/resources/docker-manifest-staging.csv
index f74db33..10dc7be 100644
--- a/version-manifest/src/main/resources/docker-manifest-staging.csv
+++ b/version-manifest/src/main/resources/docker-manifest-staging.csv
@@ -157,8 +157,5 @@
 onap/vvp/postgresql,1.0.0
 onap/vvp/test-engine,1.0.0
 onap/workflow-backend,1.3.1-SNAPSHOT
-onap/workflow-backend,latest
 onap/workflow-frontend,1.3.1-SNAPSHOT
-onap/workflow-frontend,latest
-onap/workflow-init,1.3.0-SNAPSHOT
 onap/workflow-init,1.3.1-SNAPSHOT
diff --git a/version-manifest/src/main/scripts/check-sorted.sh b/version-manifest/src/main/scripts/check-sorted.sh
index 70ca5ac..eb41dde 100755
--- a/version-manifest/src/main/scripts/check-sorted.sh
+++ b/version-manifest/src/main/scripts/check-sorted.sh
@@ -7,6 +7,7 @@
 fi
 
 LC_ALL=C sort -c $1
+
 retval=$?
 if [ $retval -ne 0 ]; then
     echo
@@ -16,4 +17,12 @@
     echo "  mv $1.tmp $1"
     echo
 fi
+
+# check that there are no duplicate records
+DUPLICATES=$(rev < $1 | cut -f2- -d, | uniq -d | rev | tr ',' ':')
+for DUP in $DUPLICATES; do
+    echo "[ERROR] $DUP has duplicate entries"
+    ((retval++))
+done
+
 exit $retval