Merge branch 'rppd_rpb-189-aliasSwitch' of https://github.com/hbz/lobid-gnd into rppd

Resolves https://jira.hbz-nrw.de/browse/RPB-189

Author: fsteeg

transformAndIndexRppd.sh

@@ -9,12 +9,18 @@ cd ../rpb
 bash transformRppd.sh
 cd -
 sbt -Dindex.prod.name=$INDEX "runMain apps.Index baseline"
-curl -X POST "weywot3:9200/_aliases?pretty" -H 'Content-Type: application/json' -d'
-{
-	"actions" : [
-		{ "remove" : { "index" : "*", "alias" : "'"$ALIAS"'" } },
-		{ "add" : { "index" : "'"$INDEX"'", "alias" : "'"$ALIAS"'" } }
-	]
-}
-'
-curl -S -s -o /dev/null https://rppd.lobid.org
+
+COUNT=$(curl -X POST "weywot3:9200/$INDEX/_count" | jq .count)
+if (( $COUNT > 10000 )) ; then
+    curl -X POST "weywot3:9200/_aliases?pretty" -H 'Content-Type: application/json' -d'
+        {
+            "actions" : [
+                { "remove" : { "index" : "*", "alias" : "'"$ALIAS"'" } },
+                { "add" : { "index" : "'"$INDEX"'", "alias" : "'"$ALIAS"'" } }
+            ]
+        }
+    '
+    curl -S -s -o /dev/null https://rppd.lobid.org
+else
+    echo "Not switching alias, index count for $INDEX is too low: $COUNT"
+fi