From: Brian Freeman <bf1936@att.com>
Date: Sat, 15 Jun 2019 21:57:16 +0000 (+0000)
Subject: Merge "Increase helm deploy perf by reducing helm ls"
X-Git-Tag: 4.0.0-ONAP~4
X-Git-Url: https://gerrit.onap.org/r/gitweb?a=commitdiff_plain;h=bb3f4c1abf14069c47f99edbb4f1d4859e70abde;hp=89ec09e573325c9462815a806e2f45a1e4716dff;p=oom.git

Merge "Increase helm deploy perf by reducing helm ls"
---

diff --git a/kubernetes/helm/plugins/deploy/deploy.sh b/kubernetes/helm/plugins/deploy/deploy.sh
index 2bbae80a3e..3416a02596 100755
--- a/kubernetes/helm/plugins/deploy/deploy.sh
+++ b/kubernetes/helm/plugins/deploy/deploy.sh
@@ -206,6 +206,9 @@ deploy() {
 
   # upgrade/install each "enabled" subchart
   cd $CACHE_SUBCHART_DIR/
+  #“helm ls” is an expensive command in that it can take a long time to execute.
+  #So cache the results to prevent repeated execution.
+  ALL_HELM_RELEASES=$(helm ls -q)
   for subchart in * ; do
     SUBCHART_OVERRIDES=$CACHE_SUBCHART_DIR/$subchart/subchart-overrides.yaml
 
@@ -236,7 +239,7 @@ deploy() {
         fi
       fi
     else
-      array=($(helm ls -q | grep "${RELEASE}-${subchart}"))
+      array=($(echo "$ALL_HELM_RELEASES" | grep "${RELEASE}-${subchart}"))
       n=${#array[*]}
       for (( i = n-1; i >= 0; i-- )); do
         helm del "${array[i]}" --purge