Moving from foreman to docker-compose

.gitignore

@@ -7,6 +7,7 @@ capybara-*.html
 /public/system
 /coverage/
 /spec/tmp
+bin/timeout
 **/.DS_Store
 **.orig
 rerun.txt
@@ -33,3 +34,4 @@ bower.json
 
 # Don't share your local environment configs.
 .env
+Gemfile.md5.new

Dockerfile

@@ -0,0 +1,16 @@
+FROM ruby:2.4.0
+MAINTAINER [email protected]
+
+WORKDIR /app
+ENV HOME=/app PATH=/app/bin:$PATH
+CMD [ "bundle", "exec", "puma", "--bind", "tcp://0.0.0.0:3000" ]
+EXPOSE 3000
+
+RUN gem install bundler
+COPY Gemfile Gemfile.lock ./
+COPY vendor ./vendor
+RUN bundle install  --without development test
+
+COPY . ./
+
+USER nobody

Gemfile

@@ -36,6 +36,7 @@ gem 'omniauth-twitter'
 # gem 'omniauth2-gitlab'
 gem 'rails', '~> 5.0'
 gem 'sass-rails', '~>5.0'
+gem 'therubyracer'
 gem 'turbolinks'
 gem 'uglifier', '~>3.0'
 gem 'will_paginate', '~> 3.1'
@@ -55,6 +56,7 @@ group :development do
   gem 'foreman'
   gem 'lol_dba'
   gem 'pry'
+  gem 'rack-livereload'
   gem 'web-console'
 end
 

Gemfile.lock

@@ -155,6 +155,7 @@ GEM
     jwt (1.5.6)
     launchy (2.4.3)
       addressable (~> 2.3)
+    libv8 (3.16.14.17-x86_64-linux)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -223,6 +224,8 @@ GEM
       pry (>= 0.9.10)
     public_suffix (2.0.5)
     rack (2.0.1)
+    rack-livereload (0.3.16)
+      rack
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (5.0.1)
@@ -258,6 +261,7 @@ GEM
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)
+    ref (2.0.0)
     responders (2.3.0)
       railties (>= 4.2.0, < 5.1)
     rspec (3.5.0)
@@ -328,6 +332,9 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (1.3.13)
     terminal-notifier-guard (1.7.0)
+    therubyracer (0.12.3)
+      libv8 (~> 3.16.14.15)
+      ref
     thor (0.19.4)
     thread_safe (0.3.5)
     tilt (2.0.6)
@@ -390,6 +397,7 @@ DEPENDENCIES
   poltergeist
   pry
   pry-rails
+  rack-livereload
   rails (~> 5.0)
   rails_12factor
   rb-fsevent
@@ -406,6 +414,7 @@ DEPENDENCIES
   spring-commands-rspec
   sqlite3
   terminal-notifier-guard
+  therubyracer
   turbolinks
   uglifier (~> 3.0)
   web-console

Gemfile.md5

@@ -0,0 +1 @@
+e0866c4c7e419af8f227821c593ecba9

bin/setup-dependencies

@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+set -e
+# set -x # Uncomment to debug
+
+MY_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
+
+cd "${MY_DIR}"
+
+OSX="false"
+if (uname -a | grep -q Darwin); then
+  OSX="true"
+fi
+
+export PATH="${PATH}:${MY_DIR}/bin"
+
+if [ "${OSX}" == "true" ] && [ -z "$(which brew)" ]; then
+  echo "Installing brew. This will ask for your password..."
+  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
+fi
+
+if [ "${OSX}" == "false" ] && [ -z "$(which apt-get)" ]; then
+  echo "This setup is only ready for apt-get based linuxes and OSX. You'll have to open and edit this file to fix it for your distribution."
+  exit 1
+fi
+
+if [ -z "$(which docker)" ]; then
+  if [ "${OSX}" == "true" ]; then
+    echo "Updating brew..."
+    brew update &> /dev/null
+    echo "Installing docker-machine, docker-compose and docker..."
+    brew install docker-machine docker-compose docker &> /dev/null
+  else
+    echo "Installing docker-compose and docker..."
+    wget -qO- https://get.docker.com/ | sh
+    sudo usermod -aG docker "$(whoami)"
+    sudo apt-get -y install python-pip
+    sudo pip install docker-compose
+  fi
+fi
+
+# Used by wait-for-it
+if [ -z "$(which timeout)" ]; then
+  if [ "${OSX}" == "true" ]; then
+    if [ -z "$(which gtimeout)" ]; then
+      echo "Installing coreutils (for gtimeout)..."
+      brew install coreutils &> /dev/null
+    fi
+
+    if [ ! -f "${MY_DIR}/bin/timeout" ]; then
+      ln -s "$(which gtimeout)" "${MY_DIR}/bin/timeout"
+    fi
+  else
+    echo "Ensure timeout is in your path before proceeding"
+    exit 1
+  fi
+fi

bin/wait-for-it

@@ -0,0 +1,161 @@
+#!/usr/bin/env bash
+#   Use this script to test if a given TCP host/port are available
+
+cmdname=$(basename $0)
+
+echoerr() { if [[ $QUIET -ne 1 ]]; then echo "$@" 1>&2; fi }
+
+usage()
+{
+    cat << USAGE >&2
+Usage:
+    $cmdname host:port [-s] [-t timeout] [-- command args]
+    -h HOST | --host=HOST       Host or IP under test
+    -p PORT | --port=PORT       TCP port under test
+                                Alternatively, you specify the host and port as host:port
+    -s | --strict               Only execute subcommand if the test succeeds
+    -q | --quiet                Don't output any status messages
+    -t TIMEOUT | --timeout=TIMEOUT
+                                Timeout in seconds, zero for no timeout
+    -- COMMAND ARGS             Execute command with args after the test finishes
+USAGE
+    exit 1
+}
+
+wait_for()
+{
+    if [[ $TIMEOUT -gt 0 ]]; then
+        echoerr "$cmdname: waiting $TIMEOUT seconds for $HOST:$PORT"
+    else
+        echoerr "$cmdname: waiting for $HOST:$PORT without a timeout"
+    fi
+    start_ts=$(date +%s)
+    while :
+    do
+        (echo > /dev/tcp/$HOST/$PORT) >/dev/null 2>&1
+        result=$?
+        if [[ $result -eq 0 ]]; then
+            end_ts=$(date +%s)
+            echoerr "$cmdname: $HOST:$PORT is available after $((end_ts - start_ts)) seconds"
+            break
+        fi
+        sleep 1
+    done
+    return $result
+}
+
+wait_for_wrapper()
+{
+    # In order to support SIGINT during timeout: http://unix.stackexchange.com/a/57692
+    if [[ $QUIET -eq 1 ]]; then
+        timeout $TIMEOUT $0 --quiet --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
+    else
+        timeout $TIMEOUT $0 --child --host=$HOST --port=$PORT --timeout=$TIMEOUT &
+    fi
+    PID=$!
+    trap "kill -INT -$PID" INT
+    wait $PID
+    RESULT=$?
+    if [[ $RESULT -ne 0 ]]; then
+        echoerr "$cmdname: timeout occurred after waiting $TIMEOUT seconds for $HOST:$PORT"
+    fi
+    return $RESULT
+}
+
+# process arguments
+while [[ $# -gt 0 ]]
+do
+    case "$1" in
+        *:* )
+        hostport=(${1//:/ })
+        HOST=${hostport[0]}
+        PORT=${hostport[1]}
+        shift 1
+        ;;
+        --child)
+        CHILD=1
+        shift 1
+        ;;
+        -q | --quiet)
+        QUIET=1
+        shift 1
+        ;;
+        -s | --strict)
+        STRICT=1
+        shift 1
+        ;;
+        -h)
+        HOST="$2"
+        if [[ $HOST == "" ]]; then break; fi
+        shift 2
+        ;;
+        --host=*)
+        HOST="${1#*=}"
+        shift 1
+        ;;
+        -p)
+        PORT="$2"
+        if [[ $PORT == "" ]]; then break; fi
+        shift 2
+        ;;
+        --port=*)
+        PORT="${1#*=}"
+        shift 1
+        ;;
+        -t)
+        TIMEOUT="$2"
+        if [[ $TIMEOUT == "" ]]; then break; fi
+        shift 2
+        ;;
+        --timeout=*)
+        TIMEOUT="${1#*=}"
+        shift 1
+        ;;
+        --)
+        shift
+        CLI="$@"
+        break
+        ;;
+        --help)
+        usage
+        ;;
+        *)
+        echoerr "Unknown argument: $1"
+        usage
+        ;;
+    esac
+done
+
+if [[ "$HOST" == "" || "$PORT" == "" ]]; then
+    echoerr "Error: you need to provide a host and port to test."
+    usage
+fi
+
+TIMEOUT=${TIMEOUT:-15}
+STRICT=${STRICT:-0}
+CHILD=${CHILD:-0}
+QUIET=${QUIET:-0}
+
+if [[ $CHILD -gt 0 ]]; then
+    wait_for
+    RESULT=$?
+    exit $RESULT
+else
+    if [[ $TIMEOUT -gt 0 ]]; then
+        wait_for_wrapper
+        RESULT=$?
+    else
+        wait_for
+        RESULT=$?
+    fi
+fi
+
+if [[ $CLI != "" ]]; then
+    if [[ $RESULT -ne 0 && $STRICT -eq 1 ]]; then
+        echoerr "$cmdname: strict mode, refusing to execute subprocess"
+        exit $RESULT
+    fi
+    exec $CLI
+else
+    exit $RESULT
+fi

config/database.yml

@@ -1,28 +1,11 @@
-# SQLite version 3.x
-#   gem install sqlite3
-#
-#   Ensure the SQLite 3 gem is defined in your Gemfile
-#   gem 'sqlite3'
-#
 default: &default
-  adapter: sqlite3
-  pool: 5
-  timeout: 5000
+  url: <%= ENV['DATABASE_URL'] %>
 
 development:
   <<: *default
-  database: db/development.sqlite3
 
-# Warning: The database defined as "test" will be erased and
-# re-generated from your development database when you run "rake".
-# Do not set this db to the same as development or production.
 test:
   <<: *default
-  database: db/test.sqlite3
 
 production:
-  adapter: postgresql
-  encoding: unicode
-  # For details on connection pooling, see rails configuration guide
-  # http://guides.rubyonrails.org/configuring.html#database-pooling
-  pool: 5
+  <<: *default

config/environments/development.rb

@@ -43,4 +43,8 @@
 
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true
+
+  config.web_console.whitelisted_ips = '192.168.0.0/16'
+
+  config.middleware.insert_after ActionDispatch::Static, Rack::LiveReload
 end