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IP-Ranges Updater

Back in March I wrote about a command line script filter-ip-ranges that can parse the Amazon-published ip-ranges.json file and look up address ranges by region, service or IP address. That's handy for the occasional manual use or for creating or updating some whitelists or Security Groups through aws-cli. But running an aws-cli script from cron [...]

By |December 28th, 2018|Projects|0 Comments

CloudWatch Log Mailer

Feeding logs from various AWS services to CloudWatch Logs is a common pattern. From Lambda logs, through ECS Task logs, to Linux /var/log/* messages forwarded by awslogs daemon, they can end up in CloudWatch. How can we monitor them - and get alerted - when something of interest gets logged? People often use Elastic Search, [...]

By |June 30th, 2018|Projects|0 Comments

filter-ip-ranges

Sometimes it's handy to know what IP address ranges are used in different AWS Regions. You may want to whitelist access to your region AWS endpoints, or from global CloudFront location, or set up some special routing rules, or look up which region a certain IP belongs to. ip-ranges.json & filter-ip-ranges AWS publishes ip-ranges.json [...]

By |March 31st, 2018|Projects|0 Comments

Monitoring temperature with Raspberry Pi and AWS IoT

Working as a Senior AWS Consultant for one of the New Zealand's leading AWS consulting providers means that I'm expected to have a hands on experience with as many AWS services as possible. In this series I will walk you through my first project that makes use of AWS IoT service. Background In one [...]

By |July 25th, 2017|Projects|0 Comments