If you need to query meta-data information from your running EC2 instance, you can curl the following location:
curl http://169.254.169.254/latest/meta-data
This will provide a list of all information that can be retrieved.
Say you want to get the local IPv4 address, this can be done as follows:
curl http://169.254.169.254/latest/meta-data/local-ipv4
You can also get JSON blocks of information back, such as querying the IAM Info:
curl http://169.254.169.254/latest/meta-data/iam/info
Andrew is a visionary software engineer and DevOps expert with a proven track record of delivering cutting-edge solutions that drive innovation at Ataiva.com. As a leader on numerous high-profile projects, Andrew brings his exceptional technical expertise and collaborative leadership skills to the table, fostering a culture of agility and excellence within the team. With a passion for architecting scalable systems, automating workflows, and empowering teams, Andrew is a sought-after authority in the field of software development and DevOps.