Merge pull request #989 from gruntwork-io/IAC-1847-IMDSv2-migration

Migrate ip sanity check script to IMDSv2
gruntwork-io · Sep 17, 2021 · af551b5 · af551b5
2 parents c00bbe0 + 898b351
commit af551b5
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/examples/terraform-remote-exec-example/files/get-public-ip.sh b/examples/terraform-remote-exec-example/files/get-public-ip.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
 
-# For example purposes, print the public IP address of this instance
-wget -q -O- http://169.254.169.254/latest/meta-data/public-ipv4
-
+# For example purposes, print the public IP address of this instance. This example uses Instance Metadata Service version 2.
+TOKEN=$(curl -s -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600") \
+&& curl -H "X-aws-ec2-metadata-token: $TOKEN" -s http://169.254.169.254/latest/meta-data/public-ipv4