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authorShivaram Venkataraman <shivaram@eecs.berkeley.edu>2013-01-26 22:59:22 -0800
committerShivaram Venkataraman <shivaram@eecs.berkeley.edu>2013-01-26 23:03:11 -0800
commit717b221cca79cb8a1603e9dcf7f0bb50e215ac41 (patch)
tree745b5dcdf510a9ee161e3c39cddc0183bf8fdd71 /bin/start-master.sh
parent2435b7b5b77fe3e30fc8175983460ceb7a70632e (diff)
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Detect whether we run on EC2 using ec2-metadata as well
Diffstat (limited to 'bin/start-master.sh')
-rwxr-xr-xbin/start-master.sh3
1 files changed, 2 insertions, 1 deletions
diff --git a/bin/start-master.sh b/bin/start-master.sh
index a901b1c260..87feb261fe 100755
--- a/bin/start-master.sh
+++ b/bin/start-master.sh
@@ -26,7 +26,8 @@ fi
# Set SPARK_PUBLIC_DNS so the master report the correct webUI address to the slaves
if [ "$SPARK_PUBLIC_DNS" = "" ]; then
# If we appear to be running on EC2, use the public address by default:
- if [[ `hostname` == *ec2.internal ]]; then
+ # NOTE: ec2-metadata is installed on Amazon Linux AMI. Check based on that and hostname
+ if command -v ec2-metadata > /dev/null || [[ `hostname` == *ec2.internal ]]; then
export SPARK_PUBLIC_DNS=`wget -q -O - http://instance-data.ec2.internal/latest/meta-data/public-hostname`
fi
fi