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Bin packing containers onto hosts

Nathan Peck nathanpeck

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Bin packing containers onto hosts
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@nathanpeck
nathanpeck / generate-task-definition.sh
Created March 22, 2023 21:05
IMAGE_URL="httpd:2.4"
CPU=256
MEMORY=512
export TASK_DEFINITION=$(cat << EOF
{
"containerDefinitions": [
{
"command": [
"/bin/sh -c \"echo '<html> <head> <title>Amazon ECS Sample App</title> <style>body {margin-top: 40px; background-color: #333;} </style> </head><body> <div style=color:white;text-align:center> <h1>Amazon ECS Sample App</h1> <h2>Congratulations!</h2> <p>Your application is now running on a container in Amazon ECS.</p> </div></body></html>' > /usr/local/apache2/htdocs/index.html && httpd-foreground\""
@nathanpeck
nathanpeck / twitter-l.js
Last active November 10, 2022 05:34
// ==UserScript==
// @name Twitter L's
// @namespace http://tampermonkey.net/
// @version 0.1
// @description Replace Twitter Verified badge with a fat L
// @author You
// @match https://twitter.com/*
// @icon
// @grant none
// ==/UserScript==
@nathanpeck
nathanpeck / uninstall-ecs-anywhere.sh
Created August 16, 2021 22:05
Uninstall ECS Anywhere from a host, for reinstall, or registration with a different account/region/cluster
apt remove -y amazon-ssm-agent amazon-ecs-init
rm -rf /var/lib/amazon/ssm/Vault/Store/RegistrationKey
rm -rf /var/lib/ecs/ecs.config
rm -rf /etc/ecs/ecs.config
rm -rf /var/lib/ecs/data/*
@nathanpeck
nathanpeck / rough-load-test.js
Created May 6, 2021 03:59
var request = require('request');
var async = require('async');
var faker = require('faker');
var _ = require('lodash');
if (!process.env.PEAK_PERIOD_MINS) {
process.env.PEAK_PERIOD_MINS = '30';
}
var PEAK_PERIOD_MINS = parseInt(process.env.PEAK_PERIOD_MINS, 10) * 60 * 1000;
var MAX_CONCURRENT = parseInt(process.env.MAX_CONCURRENT, 10) || 100;
@nathanpeck
nathanpeck / x-ray-instrument-custom-namespace.js
Last active December 9, 2020 18:42
// This handler function gets called for each SQS message that arrives in my process
mySqsHandler = function(msg) {
var self = this;
if (!msg.Attributes || !msg.Attributes.AWSTraceHeader) {
// This message was not selected for tracing by the sampler in
// a higher level service
runMySqsLogic(msg, function() {
// Noop, no segment to run
});
@nathanpeck
nathanpeck / cdk-prepare-method.ts
Created May 14, 2020 20:52
export class Service extends cdk.Construct implements ServiceInterface {
public addons: Map<string, ServiceAddon>;
protected taskDefinition: ecs.Ec2TaskDefinition;
protected service: ecs.Ec2Service;
readonly scope: cdk.Stack;
readonly id: string;
readonly vpc: ec2.Vpc;
readonly cluster: ecs.Cluster;
constructor(scope: cdk.Stack, id: string, props: ServiceProps) {
@nathanpeck
nathanpeck / interface-proposal.js
Created January 28, 2020 16:45
import dynamoStore = require('dynamodb-datastore');
import cdk = require('@aws-cdk/core');
import lambda = require('@aws-cdk/aws-lambda');
const app = new cdk.App();
class MyStack extends cdk.Stack {
constructor(scope: cdk.App, id: string, props?: cdk.StackProps) {
super(scope, id, props);
@nathanpeck
nathanpeck / desiredCountForService.ts
Created September 3, 2019 19:05
import AWS = require('aws-sdk');
const ecs_sdk = new AWS.ECS();
function chunk(array: Array<any>, size: number) {
const chunked_arr = [];
for (let i = 0; i < array.length; i++) {
const last = chunked_arr[chunked_arr.length - 1];
if (!last || last.length === size) {
chunked_arr.push([array[i]]);
} else {
@nathanpeck
nathanpeck / speed-ecs-deploy.ts
Created August 29, 2019 15:00
An AWS CDK deployment to AWS Fargte, optimized for speed
import ec2 = require('@aws-cdk/aws-ec2');
import ecs = require('@aws-cdk/aws-ecs');
import elbv2 = require('@aws-cdk/aws-elasticloadbalancingv2');
import cdk = require('@aws-cdk/core');
class PublicFargateService extends cdk.Stack {
constructor(scope: cdk.App, id: string) {
super(scope, id);
// Create VPC and Fargate Cluster
@nathanpeck
nathanpeck / sample.yml
Last active March 21, 2023 15:19
TaskDefinition:
Type: AWS::ECS::TaskDefinition
Properties:
Family: nginx-ingress
Cpu: 256
Memory: 128
ContainerDefinitions:
- Name: nginx
Image: public.ecr.aws/nginx/nginx:mainline
EntryPoint: