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@rcillo
rcillo / attach-eni.py
Last active May 30, 2019 15:13
This gist contains code that attaches an ENI to a running EC2 instance and configures the network accordingly
# -*- coding: utf-8 -*-\
"""
The MIT License (MIT)
Copyright (c) 2015 Zalando SE
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
@anirudhjayaraman
anirudhjayaraman / graphUndirected.ipynb
Created July 28, 2016 07:58
Python Implementation of Undirected Graphs (Adjacency List and Adjacency Matrix)
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@robertsosinski
robertsosinski / postgresql.py
Last active June 25, 2020 10:32
DataDog script for collecting PostgreSQL stats
# Create the datadog user with select only permissions:
# CREATE USER datadog WITH PASSWORD '<complex_password>';
#
# Grant select permissions on a table or view that you want to monitor:
# GRANT SELECT ON <schema>.<table> TO datadog;
#
# Grant permissions for a specific column on a table or view that you want to monitor:
# GRANT SELECT (id, name) ON <schema>.<table> TO datadog;
#
# Let non-superusers look at pg_stat_activity in a read-only fashon.
@bpholt
bpholt / deregister.sh
Created November 4, 2015 22:14
Stop tasks on ECS Container Instance and Deregister it from ECS Cluster
#!/bin/bash
cluster=default
container_instance= # container instance guid
tasks=$(aws --region us-west-2 ecs list-tasks --container-instance $container_instance --cluster $cluster | jq -r '.taskArns | map(.[40:]) | reduce .[] as $item (""; . + $item + " ")')
for task in $tasks; do
aws --region us-west-2 ecs stop-task --task $task --cluster $cluster
done
aws --region us-west-2 ecs deregister-container-instance --cluster $cluster --container-instance $container_instance
@idooo
idooo / start-kafka-node.sh
Last active February 22, 2021 05:57
Startup scripts for Zookeeper and Kafka with self discovery in AWS
#!/usr/bin/env bash
ENVIRONMENT="{{ target_env }}" # Ansible will replace this one
AWS_SERVICE_LOG_GROUP="{{ kafka_log_group_name }}" # Ansible will replace this one (automatically discovered)
AWS_SERVICE_LOG_STREAM=container-logs
DOCKER_CONTAINER="{{ kafka_docker_container }}" # Ansible will replace this one
# Get meta information about instance and its placement
AVAILABILITY_ZONE=`curl http://169.254.169.254/latest/meta-data/placement/availability-zone`
LOCAL_IP=`curl -s http://169.254.169.254/latest/meta-data/local-ipv4`
@SQLadmin
SQLadmin / aws-athena-auto-partition-lambda.py
Last active May 11, 2021 12:16
AWS Athena create auto partition for CloudTrail logs on Daily Basis
# Lambda function to create partition for Cloudtrail log on daily basis.
# You need to schedule it in AWS Lambda.
'''
-------------------------------------------
AWS Athena Create Partitions Automatically
-------------------------------------------
Version 1.0
Author: SqlAdmin
@whyvez
whyvez / install-psycopg2.sh
Last active July 13, 2022 02:58
install psycopg2 on aws linux
sudo yum install gcc python27 python27-devel postgresql-devel
sudo curl https://bootstrap.pypa.io/ez_setup.py -o - | sudo python27
sudo /usr/bin/easy_install-2.7 pip
sudo pip2.7 install psycopg2
@adejones
adejones / filerotator.py
Last active October 21, 2022 17:00 — forked from RWJMurphy/filerotator.py
Python class and utility for file rotation. Configurable daily, weekly and monthly retention; can use hard links to save space; supports `argparse` config files.
#!/usr/bin/env python3
# vim: ft=python ts=4 sw=4 expandtab
#
# Copyright (c) 2013 Reed Kraft-Murphy <reed@reedmurphy.net>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
@justinclayton
justinclayton / add-dns-record.sh
Created July 15, 2015 22:04
CLI to add DNS Records in Route53
#!/bin/bash -eo pipefail
## Allows for creation of "Basic" DNS records in a Route53 hosted zone
function main() {
record_name=$1
record_value=$2
[[ -z $record_name ]] && echo "record_name is: $record_name" && exit 1
[[ -z $record_value ]] && echo "record_value is: $record_value" && exit 1
@miry
miry / 01_extract_crt.rb
Last active September 3, 2023 06:32
Extract certificate from the kubernetes config.
require 'optparse'
require 'yaml'
require 'base64'
options = {
config_path: File.join(ENV['HOME'], '.kube', 'config'),
write_dir: File.join(ENV['HOME'], '.kube')
}
OptionParser.new do |opts|