gerzhan · March 2, 2018 18:16
diff --git a/aws-userdata.sh b/aws-userdata.sh
 #!/bin/bash

 url="https://gist.github.com/RichardBronosky/2d04c7c2e9a5bea67cd9760a35415a3f/raw/install_mongo.sh"
 script="/tmp/userdata.sh"

 echo "Running userdata script as $(whoami) from $(pwd)"

 # Log commands to stdout and vicariously /var/log/cloud-init-output.log
 set -o xtrace
 # Exit on error
 set -o errexit
 # Exit on use of unset variables
 set -o nounset
 # Exit and report on pipe failure
 set -o pipefail

 # Fetch setup script
 curl -L "$url" > $script

 # Make setup script executable
 chmod +x $script

 # Execute setup script
 $script
diff --git a/install_mongo.sh b/install_mongo.sh
 #!/bin/bash

 # Log commands to stdout and vicariously /var/log/cloud-init-output.log
 set -o xtrace
 # Exit on error
 set -o errexit
 # Exit on use of unset variables
 set -o nounset
 # Exit and report on pipe failure
 set -o pipefail

 # If not running as root, rerun via sudo
 if [[ $EUID > 0 ]]; then
    exec sudo "$0" "$@"
 fi

 # Let apt know not to error due to lack of Dialog
 export DEBIAN_FRONTEND=noninteractive

 # Add Mongo repo to sources
 tee /etc/apt/sources.list.d/mongodb-org-3.4.list <<EOF
 deb [ arch=amd64,arm64 ] http://repo.mongodb.org/apt/ubuntu xenial/mongodb-org/3.4 multiverse
 EOF

 # Install packages
 apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 0C49F3730359A14518585931BC711F9BA15703C6
 apt-get update
 for package in docker.io mongodb-org linux-image-extra-$(uname -r) linux-image-extra-virtual; do
    apt-get install -y $package
 done

 # Package specific actions
 # add user:ubuntu to group:docker
 usermod -aG docker ubuntu
 # create mongodb data dir
 mkdir -p /data/db/dump
 chown ubuntu:ubuntu /data/db/dump

 # Enable and start services
 for service in mongod; do
    systemctl status $service || true # will return code 3 the first time, but gives good log info
    systemctl unmask $service
    systemctl enable $service
    systemctl start  $service
    systemctl status $service
 done

 # Reboot to make docker changes take effect
 reboot
diff --git a/uat_mongodb_upgrade_from_prod.sh b/uat_mongodb_upgrade_from_prod.sh
 #!/bin/bash

 # Log commands to stdout
 set -o xtrace
 # Exit on error
 set -o errexit
 # Exit on use of unset variables
 set -o nounset
 # Exit and report on pipe failure
 set -o pipefail

 cd /data/db
 mongodump -h prodmongo12.ies

 # Get major versions from https://hub.docker.com/r/library/mongo/tags/
 step=0
 for major_version in 2.6.12 3.0.14 3.2.11 3.4.1; do
    sudo docker stop some-mongo ||:
    sudo docker rm   some-mongo ||:
    sudo docker run --name some-mongo -v /data/db:/data/db -d mongo:$major_version
    set +o errexit
    false; while [[ $? > 0 ]]; do
        sleep 0.5
        sudo docker exec -it some-mongo mongo --eval 'printjson((new Mongo()).getDBNames())'
    done
    set -o errexit
    if (( $step == 0 )); then
        sudo docker exec -it some-mongo mongorestore /data/db/dump
    fi
    ((step += 1))
 done

 # Finish up with docker
 sudo rm -rf /data/db/dump/*
 sudo docker exec -it some-mongo bash -c 'cd /data/db; mongodump'
 sudo docker stop some-mongo
 sudo docker rm   some-mongo

 # Load upgraded data into latest version of MongoDB (WiredTiger storage engine will be used)
 mongorestore /data/db/dump
	#!/bin/bash

	url="https://gist.github.com/RichardBronosky/2d04c7c2e9a5bea67cd9760a35415a3f/raw/install_mongo.sh"
	script="/tmp/userdata.sh"

	echo "Running userdata script as $(whoami) from $(pwd)"

	# Log commands to stdout and vicariously /var/log/cloud-init-output.log
	set -o xtrace
	# Exit on error
	set -o errexit
	# Exit on use of unset variables
	set -o nounset
	# Exit and report on pipe failure
	set -o pipefail

	# Fetch setup script
	curl -L "$url" > $script

	# Make setup script executable
	chmod +x $script

	# Execute setup script
	$script
	#!/bin/bash

	# Log commands to stdout
	set -o xtrace
	# Exit on error
	set -o errexit
	# Exit on use of unset variables
	set -o nounset
	# Exit and report on pipe failure
	set -o pipefail

	cd /data/db
	mongodump -h prodmongo12.ies

	# Get major versions from https://hub.docker.com/r/library/mongo/tags/
	step=0
	for major_version in 2.6.12 3.0.14 3.2.11 3.4.1; do
	sudo docker stop some-mongo \|\|:
	sudo docker rm some-mongo \|\|:
	sudo docker run --name some-mongo -v /data/db:/data/db -d mongo:$major_version
	set +o errexit
	false; while [[ $? > 0 ]]; do
	sleep 0.5
	sudo docker exec -it some-mongo mongo --eval 'printjson((new Mongo()).getDBNames())'
	done
	set -o errexit
	if (( $step == 0 )); then
	sudo docker exec -it some-mongo mongorestore /data/db/dump
	fi
	((step += 1))
	done

	# Finish up with docker
	sudo rm -rf /data/db/dump/*
	sudo docker exec -it some-mongo bash -c 'cd /data/db; mongodump'
	sudo docker stop some-mongo
	sudo docker rm some-mongo

	# Load upgraded data into latest version of MongoDB (WiredTiger storage engine will be used)
	mongorestore /data/db/dump