Addresses #136 - set +e doesn't seem to work. Will return 0 or TEN_RANGE

awslabs · Jan 8, 2019 · 44d18b7 · 44d18b7
1 parent 8a1d7c0
commit 44d18b7
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/files/bootstrap.sh b/files/bootstrap.sh
@@ -106,9 +106,7 @@ kubectl config \
 
 MAC=$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/ -s | head -n 1)
 CIDRS=$(curl -s http://169.254.169.254/latest/meta-data/network/interfaces/macs/$MAC/vpc-ipv4-cidr-blocks)
-set +e
-TEN_RANGE=$(echo $CIDRS | grep -c '^10\..*')
-set -e
+TEN_RANGE=$(echo $CIDRS | grep -c '^10\..*' || : )
 DNS_CLUSTER_IP=10.100.0.10
 if [[ "$TEN_RANGE" != "0" ]] ; then
     DNS_CLUSTER_IP=172.20.0.10;