ianblenke’s gists

ianblenke / elasticbeanstalk_mysqldump.sh

Created July 30, 2015 13:46

Processing the DATABASE_URL for an elasticbeanstalk app to do a mysqldump

	DATABASE_URL=$(sudo /opt/elasticbeanstalk/bin/get-config environment \| jq .DATABASE_URL)
	fields=( $(echo $DATABASE_URL \| sed -e 's/^"mysql2:\/\/$[^:]$:$[^@]$@$[^:]$:$[^/]$\/$[^\?]$\?.$/\1 \2 \3 \4 \5/') )
	docker exec -ti $(docker ps -a \| grep web \| awk '{print $1}') mysqldump -h ${fields[2]} -u ${fields[0]} --password="${fields[1]}" -P ${fields[3]} ${fields[4]} > ${fields[4]}.sql

ianblenke / prune_eb_versions.sh

Last active March 8, 2019 16:46

Delete any ElasticBeanstalk application versions older than a week old that are not currently in use by an environment.

	awsargs="--profile aws-dev --region us-east-1"
	now=$(date -j -f "%a %b %d %T %Z %Y" "$(date)" "+%s" 2>/dev/null);
	oneweekago=$(expr $now - 604800);
	aws elasticbeanstalk describe-application-versions $awsargs \| \
	jq -r '.ApplicationVersions[] \| .ApplicationName + " " + .VersionLabel + " " + .DateCreated'\| \
	while read line ; do
	fields=( $line )
	utime=$(date -j -f %Y-%m-%dT%H:%M:%S "${fields[2]};" "+%s" 2>/dev/null);
	if [[ $utime -lt $oneweekago ]]; then
	if [ -n "$(aws elasticbeanstalk describe-environments $awsargs \

ianblenke / .ebextensions_00_tune_ec2.config_.yaml

Created July 23, 2015 19:12

Tuning EC2 with an ElasticBeanstalk ebextension

	packages:
	yum:
	wget: []
	curl: []
	commands:
	00_remove_99_swap.conf.bak:
	command: rm -f /etc/sysctl.d/99_swap.conf.bak
	test: test -f /etc/sysctl.d/99_swap.conf.bak
	ignoreErrors: true
	00_remove_99_filesystem.conf.bak:

ianblenke / make-outputs.json

Last active August 29, 2015 14:23

Sample output from running gist 55b740ff19825d621ef4 Makefile: make outputs

	aws cloudformation describe-stacks --stack-name myapp-dev --profile aws-dev --region us-east-1 \| jq -r '.Stacks[].Outputs'
	[
	{
	"Description": "VPC Id",
	"OutputKey": "VpcId",
	"OutputValue": "vpc-b7d1d8d2"
	},
	{
	"Description": "VPC",
	"OutputKey": "VPCDefaultNetworkAcl",

ianblenke / Makefile

Last active October 7, 2019 12:35

A Makefile for creating, updating, watching, and deleting a CloudFormation VPC as per gists 9f4b8dd2b39c7d1c31ef and 0a6a6f26d1ecaa0d81eb

	STACK:=myapp-dev
	TEMPLATE:=cloudformation-template_vpc-iam.json
	PARAMETERS:=cloudformation-parameters_myapp-dev.json
	AWS_REGION:=us-east-1
	AWS_PROFILE:=aws-dev

	all:
	@which aws \|\| pip install awscli
	aws cloudformation create-stack --stack-name $(STACK) --template-body file://`pwd`/$(TEMPLATE) --parameters file://`pwd`/$(PARAMETERS) --capabilities CAPABILITY_IAM --profile $(AWS_PROFILE) --region $(AWS_REGION)

ianblenke / cloudformation-parameters_myapp-dev.json

Created June 27, 2015 19:03

An example CloudFormation parameters file for the VPC Template in gist 0a6a6f26d1ecaa0d81eb

	[
	{ "ParameterKey": "Project", "ParameterValue": "myapp" },
	{ "ParameterKey": "Environment", "ParameterValue": "dev" },
	{ "ParameterKey": "VPCNetworkCIDR", "ParameterValue": "10.0.0.0/16" },
	{ "ParameterKey": "VPCSubnet0CIDR", "ParameterValue": "10.0.0.0/24" },
	{ "ParameterKey": "VPCSubnet1CIDR", "ParameterValue": "10.0.1.0/24" },
	{ "ParameterKey": "VPCSubnet2CIDR", "ParameterValue": "10.0.2.0/24" }
	]

ianblenke / cloudformation-template_vpc-iam.json

Created June 27, 2015 18:55

AWS CloudFormation Template example for VPC with IAM Instance Profile

	{
	"AWSTemplateFormatVersion": "2010-09-09",
	"Description": "MyApp VPC",
	"Parameters" : {
	"Project" : {
	"Description" : "Project name to tag resources with",
	"Type" : "String",
	"MinLength": "1",
	"MaxLength": "16",
	"AllowedPattern" : "[a-z]*",

ianblenke / 01papertrail.config

Last active August 29, 2015 14:23 — forked from leonsodhi/01papertrail.config

	# See http://help.papertrailapp.com/kb/hosting-services/aws-elastic-beanstalk/

	sources:
	/home/ec2-user: https://github.com/papertrail/remote_syslog2/releases/download/<VERSION>/remote_syslog_linux_amd64.tar.gz

	files:
	"/etc/log_files.yml":
	mode: "00644"
	owner: root
	group: root

ianblenke / elasticbeanstalk_application_version.sh

Created May 12, 2015 20:41

Discovering the currently deployed version on an elasticbeanstalk EC2 instance

	AWS_DEFAULT_REGION=$(curl -s http://169.254.169.254/latest/dynamic/instance-identity/document \| jq -r .region)
	EC2_INSTANCE_ID=$(curl -sL http://169.254.169.254/latest/meta-data/instance-id)
	EB_ENVIRONMENT_ID=$(aws ec2 describe-tags --filter Name=resource-id,Values=$EC2_INSTANCE_ID --region $AWS_DEFAULT_REGION \| jq -r '.Tags \| .[] \| select(.Key=="elasticbeanstalk:environment-id") \| .Value')
	EB_APPLICATION_VERSION=$(aws elasticbeanstalk describe-environments --environment-ids $EB_ENVIRONMENT_ID --region $AWS_DEFAULT_REGION --region $AWS_DEFAULT_REGION \| jq -r '.Environments \| .[] \| .VersionLabel')

ianblenke / remove_dead_newrelic_servers.sh

Created May 2, 2015 17:57

Remove non-reporting NewRelic servers

	curl -sLX GET 'https://api.newrelic.com/v2/servers.json' \
	-H "X-Api-Key:${NEW_RELIC_API_KEY}" \| \
	jq -r '.servers \| [ .[] \| select(.reporting == 'false') ] \| .[] \| ."id" ' \| \
	xargs -L1 -I% curl -X DELETE 'https://api.newrelic.com/v2/servers/%.json' \
	-H "X-Api-Key:${NEW_RELIC_API_KEY}" -i

	AWS_DEFAULT_REGION=$(curl -s http://169.254.169.254/latest/dynamic/instance-identity/document \| jq -r .region)
	EC2_INSTANCE_ID=$(curl -sL http://169.254.169.254/latest/meta-data/instance-id)
	EB_ENVIRONMENT_ID=$(aws ec2 describe-tags --filter Name=resource-id,Values=$EC2_INSTANCE_ID --region $AWS_DEFAULT_REGION \| jq -r '.Tags \| .[] \| select(.Key=="elasticbeanstalk:environment-id") \| .Value')
	EB_APPLICATION_VERSION=$(aws elasticbeanstalk describe-environments --environment-ids $EB_ENVIRONMENT_ID --region $AWS_DEFAULT_REGION --region $AWS_DEFAULT_REGION \| jq -r '.Environments \| .[] \| .VersionLabel')

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