[AAI] Make janusgraph caching configurable

- add optional config block to janusgraph-realtime.properties

Issue-ID: AAI-3721
Change-Id: Ifc19c5e3c134289092150d3c95f95ab6a2f20b82
Signed-off-by: Fiete Ostkamp <Fiete.Ostkamp@telekom.de>

1 files changed, 12 insertions, 2 deletions

diff --git a/kubernetes/aai/components/aai-resources/resources/config/janusgraph-realtime.properties b/kubernetes/aai/components/aai-resources/resources/config/janusgraph-realtime.properties
index 836dc7b176..4835560665 100644
--- a/kubernetes/aai/components/aai-resources/resources/config/janusgraph-realtime.properties
+++ b/kubernetes/aai/components/aai-resources/resources/config/janusgraph-realtime.properties
@@ -90,7 +90,17 @@ log.tx.key-consistent={{ .Values.global.config.storage.keyConsistent }}
 {{ end }}
 
 storage.lock.wait-time=300
-# Setting db-cache to false ensure the fastest propagation of changes across servers
-cache.db-cache = false
+
+# https://docs.janusgraph.org/operations/cache/#database-level-caching
+# Setting db-cache to false will ensure the fastest propagation of changes across servers
+# Setting db-cache to true will ensure fastest response times
+cache.db-cache={{ .Values.config.janusgraph.caching.enabled }}
+{{ if .Values.config.janusgraph.caching.enabled }}
+# cache-time in milliseconds
+cache.db-cache-time={{ .Values.config.janusgraph.caching.dbCacheTime }}
+cache.db-cache-size={{ .Values.config.janusgraph.caching.dbCacheSize }}
+cache.db-cache-clean-wait={{ .Values.config.janusgraph.caching.dbCacheCleanWait }}
+{{ end }}
+
 #load graphson file on startup
 load.snapshot.file=false