debug travis build locally with Docker

travis-debug-docker.md

• get latest docker travis build tag and run it in the background

    docker run -dit travisci/ci-ruby:packer-1494868441 /sbin/init
  

• exec container

    docker exec -it <container_id> bash -l
  

• change user

    su - travis
  

• install ruby 2.5.1

    rvm use 2.5.1 --install --binary --fuzzy
    ruby -v
  

• add your ssh keys and chmod 600

• add your git config user and email

• clone the repo

    git clone --depth=50 --branch=master [email protected]:element-group/ico-platform.git
  

• gem update

    gem update --system
    gem update bundler
  

• run install commands script

• start redis

    redis-server&
  

• postgres

    sudo apt-get update
    sudo apt-get upgrade
  

• enable postgres crypto

    CREATE EXTENSION pgcrypto;
  
    SHOW config_file;
  

  /etc/postgresql/9.5/main/postgresql.conf

    listen: localhost *
  

  /etc/postgresql/9.5/main/pg_hba.conf

    local  all  travis trust
    host  all   travis 0.0.0.0/0  trust
    host  all   travis ::/0 trust
  

• set environment variables

    export MY_VAR=my_value
  

• migrate

    ./bin/rails db:environment:set RAILS_ENV=test
    ./bin/rake db:schema:load
  

save your local image regularly

    docker commit <container_id>