Jeremy Page jeremy-page
stekhn
/ post-to-slack.sh
Created
March 2, 2020 12:21
Post to Slack using curl on the command line. The incoming webhook for your Slack team needs to be created beforehand.
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| # Read more about Slack webhooks here: https://api.slack.com/messaging/webhooks | |
| curl -X POST \ | |
| -H 'Content-type: application/json; charset=utf-8' \ | |
| --data '{ "channel": "#mychannel", "username": "superbot", "icon_emoji": ":bot:", "text": "Foo" }' \ | |
| https://hooks.slack.com/services/T00000000/B00000000/XXXXXXXXXXXXXXXXXXXXXXXX |
lukeplausin
/ bash_aws_jq_cheatsheet.sh
Last active
January 4, 2025 17:42
AWS, JQ and bash command cheat sheet. How to query, cut and munge things in JSON generally.
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| # Count total EBS based storage in AWS | |
| aws ec2 describe-volumes | jq "[.Volumes[].Size] | add" | |
| # Count total EBS storage with a tag filter | |
| aws ec2 describe-volumes --filters "Name=tag:Name,Values=CloudEndure Volume qjenc" | jq "[.Volumes[].Size] | add" | |
| # Describe instances concisely | |
| aws ec2 describe-instances | jq '[.Reservations | .[] | .Instances | .[] | {InstanceId: .InstanceId, State: .State, SubnetId: .SubnetId, VpcId: .VpcId, Name: (.Tags[]|select(.Key=="Name")|.Value)}]' | |
| # Wait until $instance_id is running and then immediately stop it again | |
| aws ec2 wait instance-running --instance-id $instance_id && aws ec2 stop-instances --instance-id $instance_id | |
| # Get 10th instance in the account |