stympy’s gists

stympy / slack.sh

Created July 12, 2019 10:24 — forked from naveenarun/slack.sh

Function for sending a verbose slack message (containing path, command, error code, and custom message) after a process or series of processes exit

	# Place this in your .bashrc
	# Covers several corner cases such as nested apostrophes, history extraction in screens/subshells, Slack being down, etc.
	# Strings to replace with your own credentials:
	## {your email address} (1 instance)
	## {slack webhook url} (1 instance)
	## {your computer name} (2 instances)

	slack() {
	# Get slack message when a command exits
	# Example usage: python long_job.py; slack

stympy / handler.rb

Created December 27, 2018 15:38

Get a list of things from DynamoDB and render them in Lambda using Ruby

	require 'aws-sdk-dynamodb'
	require 'erb'

	DB = Aws::DynamoDB::Client.new
	Views = Hash[Dir['views/*'].map {\|v\| [ File.basename(v, '.html.erb').to_sym, ERB.new(File.read(v)) ] }]

	def list(event:, context:)
	@rows = DB.scan({ table_name: ENV['TABLE_NAME'] }).result.items
	{ headers: { 'Content-type' => 'text/html' }, statusCode: 200, body: render { Views[:table].result(binding) } }
	end

stympy / Dockerfile

Last active December 1, 2018 02:31

Example project for using Ruby on AWS Lambda via the Serverless Framework

	FROM lambci/lambda:build-ruby2.5

	WORKDIR /var/task

	CMD bundle install --path vendor/bundle

stympy / Dockerfile

Last active February 3, 2018 12:25 — forked from dogweather/Dockerfile

Docker dev environment for Ruby on Rails

	# Ruby on Rails Development Environment
	FROM ruby:2.5.0

	# Set up Linux
	RUN apt-get update
	RUN apt-get install -y build-essential inotify-tools libpq-dev nodejs postgresql-client

	WORKDIR /app
	EXPOSE 3000

stympy / instance-iam-policy.json

Last active April 14, 2022 17:29

Cleanly scaling in instances that are running Sidekiq

	{
	"Version": "2012-10-17",
	"Statement": [
	{
	"Action": [
	"autoscaling:CompleteLifecycleAction",
	"autoscaling:RecordLifecycleActionHeartbeat"
	],
	"Effect": "Allow",
	"Resource": "*"

stympy / 1 app-models-session.rb

Created March 23, 2017 13:13 — forked from KieranP/1 app-models-session.rb

A Ruby on Rails implementation of a Database and Cookie hybrid session storage for Devise that supports session revocation and storage of session ip and user agent for security (similar to Github)

	# A user session class, a simplified mix of the following code samples:
	# * https://github.com/blog/1661-modeling-your-app-s-user-session
	# * http://www.jonathanleighton.com/articles/2013/revocable-sessions-with-devise/
	class Session < ActiveRecord::Base

	# Uncomment if you use Hobo Fields, else add these yourself
	# fields do
	# session_id :string, :index => true, :unique => true
	# accessed_at :datetime
	# user_ip :string

stympy / skcluster.rb

Created February 8, 2017 20:53

Sidekiq cluster control script and systemd service

	#!/usr/bin/env ruby

	require 'sidekiq'
	require 'sidekiq/cli'

	# Default to running one process per core
	def process_count
	return ENV['SK_PROCESS_COUNT'].to_i unless ENV['SK_PROCESS_COUNT'].to_i == 0

	case RbConfig::CONFIG['host_os']

stympy / keybase.md

Created December 5, 2016 15:33

Keybase proof

I hereby claim:

I am stympy on github.
I am ben_curtis (https://keybase.io/ben_curtis) on keybase.
I have a public key whose fingerprint is FC63 ED9F FA43 9CD2 F58C 578C 3DDD 5CC4 C993 CF11

To claim this, I am signing this object:

stympy / get_secrets.rb

Created October 12, 2016 19:15

Using KMS + S3 to store application secrets

	begin
	es3 = Aws::S3::Encryption::Client.new(kms_key_id: ENV['KMS_KEY_ID'])
	YAML.load(es3.get_object(bucket: "yourbucket", key: "secrets.yml").body.read).each do \|k, v\|
	ENV[k] \|\|= v # Don't override local ENV settings
	end
	rescue ArgumentError
	# Raised when no KMS_KEY_ID was found in ENV, so there's nothing to do
	rescue Aws::S3::Errors::NoSuchKey
	# No secrets file was found, so there's nothing to do
	end

stympy / reload-cores.sh

Created March 2, 2016 21:37

Handy bits and bobs for recovering from a SolrCloud disaster

	#!/usr/bin/bash

	# We're only processing one solr collection named notices

	for x in `seq 1 8`; do
	curl "http://localhost:8983/solr/admin/cores?action=UNLOAD&core=notices_shard${x}_replica3

	rm -rf /var/lib/solr/data/notices_shard${x}_replica3/*

	mkdir -p /var/lib/solr/data/notices_shard${x}_replica3/data

Benjamin Curtis stympy

Keybase proof