aws server setup

with chef/knife

install python if necessary

$ python --version

install pip if necessary (it comes with recent versions of python)

$ pip --version

install awscli github

$ pip install awscli

or updrade awscli with

$ pip install --upgrade awscli

configure aws access

$ aws configure

create the ec2 server with knife-ec2

$ knife ec2 server create -I ami-51537029 --region us-west-2 -f t2.micro --aws-tag Name=test-3 --security-group_id sg-08a9e9ab712b50f99 --ssh-key raceweb_cgi --ssh-user ubuntu --identity-file raceweb_cgi.pem --local-mode

ubuntu (16.04)

  • connect ssh -i "~/Development/rails/brainpad.pem" [email protected]
  • out of the box ruby is not installed but git is
  • sudo apt-get update
  • sudo apt-get install build-essential patch ruby-dev zlib1g-dev liblzma-dev libssl-dev libreadline-dev
  • set time zone sudo timedatectl set-timezone Canada/Pacific

ruby

put this in ~/.gemrc to avoid downloading unnecessary documentation: gem: --no-document

rbenv

$ git clone https://github.com/rbenv/rbenv.git ~/.rbenv
$ cd ~/.rbenv && src/configure && make -C src
$ echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
$ echo 'eval "$(rbenv init -)"' >> ~/.bashrc
$ git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
$ ~/.rbenv/bin/rbenv init
$ bash --login # restart the shell
$ type rbenv #=> "rbenv is a function"
$ rbenv install 2.3.3
$ rbenv global 2.3.3

rvm

get updated commands from http://rvm.io $ gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB $ \curl -sSL https://get.rvm.io | bash -s stable $ source /home/ubuntu/.rvm/scripts/rvm $ rvm -v $ rvm install 2.1.4

rails

  • sudo gem install rails

bundler

  • sudo gem install bundler

passenger and nginx

  • these instructions are from: https://www.phusionpassenger.com/library/install/nginx/install/oss/xenial/
# Install PGP key and add HTTPS support for APT
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 561F9B9CAC40B2F7
sudo apt-get install -y apt-transport-https ca-certificates

# Add APT repository
sudo sh -c 'echo deb https://oss-binaries.phusionpassenger.com/apt/passenger xenial main > /etc/apt/sources.list.d/passenger.list'
sudo apt-get update

# Install Passenger + Nginx
sudo apt-get install -y nginx-extras passenger
  • Edit /etc/nginx/nginx.conf
  • uncomment or add: include /etc/nginx/passenger.conf;
  • retart nginx sudo service nginx restart
  • check nginx status systemctl status nginx.service

check installation

$ sudo /usr/bin/passenger-config validate-install
$ sudo /usr/sbin/passenger-memory-stats

mongodb

install

  • sudo apt install mongodb
  • copy the following to /etc/systemd/system/mongodb.service
[Unit]
Description=High-performance, schema-free document-oriented database
After=network.target

[Service]
User=mongodb
ExecStart=/usr/bin/mongod --quiet --config /etc/mongodb.conf

[Install]
WantedBy=multi-user.target

start stop

  • start mongodb sudo systemctl start mongodb
  • verify it's started sudo systemctl status mongodb
  • set it to run on system startup sudo systemctl enable mongodb
  • stop mongodb (just in case) sudo systemctl stop mongodb

initial import

these steps could be replaced by doing a restore from s3 or:

put files on server bash scp -i brainpad.pem ./brainpad/_backup_data/2016-11-26/workouts.json [email protected]<CURRENT-IP>.us-west-2.compute.amazonaws.com:~/backup/2016-11-26 import data bash mongoimport --db brainpad_production --collection workouts --file backup/2016-11-26/workouts.json --drop ...

postgresql

install

  • install: sudo apt-get install postgresql postgresql-contrib
  • should already be installed and running. check with sudo -u postgres psql postgres

    dev library

  • neccesary for bundle install for the pg gem
  • sudo apt-get install libpq-dev

service

  • sudo /etc/init.d/postgresql start|stop|restart

other

imagemagick

for photos app: sudo apt install imagemagick

dns

  • https://www.domainsunder.ca
  • need to update CNAME record if the ec2 instance restarts and changes IP address
  • may need to flush local dns cache with: sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder;

git aliases

  • create ~/.gitconfig with the following: [alias] co = checkout st = status br = branch lo = log --color --graph --pretty=format:'%Cred%h%Creset %Cblue%an%Creset %C(yellow)%d%Creset %s %Cgreen(%cr)'

schedule daily reminders summary

#!/bin/bash

cd /home/ubuntu/brainpad
RAILS_ENV=production rails send_reminders
  • make it executable chmod +x bin/send_reminders
  • schedule it crontab -e
  • 7:05am every day 5 7 * * * 'cd /home/ubuntu/brainpad && bundle exec rails send_reminders' >> log/reminders.log
  • list to make sure: crontab -l

git deploy hook

add a deploy user - DEPRECATED

REPLACE THESE STEPS WITH: http://www.ampedupdesigns.com/blog/show?bid=44 - create a user called deploy sudo adduser --disabled-password deploy - add sudo to the new user sudo usermod -aG sudo deploy

su - deploy
mkdir .ssh
chmod 700 .ssh
touch .ssh/authorized_keys
  • copy contents of public key from the .pem file of the keypair for the instance. paste it in the authorized_keys file you just created
  • vi .ssh/authorized_keys

nginx

block all requests by default

change the file in /etc/nginx/sites-enabled/default to look like this:

server {
  listen 80 default_server;
  return 444;
}

then run this to restart and check the status

service nginx restart
nginx -t