Class: Tol::Database

Inherits:
Object
  • Object
show all
Defined in:
lib/tol/database.rb

Instance Method Summary collapse

Instance Method Details

#download(heroku_app) ⇒ Object 



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# File 'lib/tol/database.rb', line 36

def download(heroku_app)
  puts Rainbow("Downloading database for #{Rainbow(heroku_app).underline}").foreground(:green)

  puts Rainbow("Step 1. Detecting local database settings.").foreground(:yellow)
  @settings = Tol::RailsApp.new.database_settings["development"]

  choose do |menu|
    puts Rainbow("Step 2. Which version of the database should I download?").foreground(:green)
    
    menu.prompt = "Please pick up database version?"
    
    local_file = "/tmp/#{heroku_app}.dump"
    if File.exists?(local_file)
      downloaded_at = File.mtime(local_file).strftime("%b %e, %l:%M %p")
      menu.choice "Local File (Fastest) - downloaded at #{downloaded_at}"
    end

    menu.choice "Most Recent Snapshot (Fast)" do
      puts Rainbow("... Downloading. Please wait.").foreground(:yellow)
      url = ""
      Bundler.with_clean_env do
        url = `heroku pg:backups public-url --app #{heroku_app}`
      end
      download = `curl -o /tmp/#{heroku_app}.dump '#{url}' > /dev/null 2>&1`
    end

    menu.choice "New Snapshot (Slowest)" do
      puts Rainbow("... Capturing database on Heroku. Please wait").foreground(:yellow)
      db = ""
      Bundler.with_clean_env do
        db = `heroku pg:backups capture --app #{heroku_app}`
      end

      puts Rainbow("... Downloading. Please wait.").foreground(:yellow)
      url = ""
      Bundler.with_clean_env do
        url = `heroku pg:backups public-url --app #{heroku_app}`
      end
      
      download = `curl -o /tmp/#{heroku_app}.dump '#{url}' > /dev/null 2>&1`
    end
  end
  
  puts Rainbow("Step 3. Importing Database.").foreground(:yellow)
  puts "-> drop old database"
  dropdb           = "dropdb"
  dropdb          += " -h #{@settings['host']}"      if @settings["host"]
  dropdb          += " -U #{@settings['username']}"  if @settings["username"]
  dropdb           = "PGPASSWORD=#{@settings['password']} " +
                     dropdb                          if @settings["password"]
  dropdb          += " #{@settings['database']}"
  drop             = `/bin/bash -c '#{dropdb}'`

  puts "-> recreate old database"
  createdb         = "createdb"
  createdb        += " -h #{@settings['host']}"      if @settings["host"]
  createdb        += " -U #{@settings['username']}"  if @settings["username"]
  createdb         = "PGPASSWORD=#{@settings['password']} " +
                     createdb                        if @settings["password"]
  createdb        += " #{@settings['database']}"
  create           = `/bin/bash -c '#{createdb}'`

  puts "-> restore from file"
  restore_command  = "pg_restore --verbose --clean --no-acl --no-owner"
  restore_command += " -d #{@settings['database']}"
  restore_command += " -h #{@settings['host']}"      if @settings["host"]
  restore_command += " -U #{@settings['username']}"  if @settings["username"]
  restore_command  = "PGPASSWORD=#{@settings['password']} " +
                     restore_command                 if @settings["password"]
  restore_command += " /tmp/#{heroku_app}.dump > /dev/null 2>&1"
  restore          = `/bin/bash -c '#{restore_command}'`

  puts Rainbow("DONE").foreground(:green)
end

#run ⇒ Object 



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# File 'lib/tol/database.rb', line 10

def run
  puts "Identifying Heroku application"
  apps = Tol::Heroku.new.list_of_applications
  
  if apps.length == 0
    puts Rainbow("No Heroku apps found").foreground(:red)
    puts "Add your remotes to .git/config"
    # TODO: Automatically add remotes
  elsif apps.length == 1
    download(apps[0])
  else
    puts Rainbow("Multiple Heroku apps found").foreground(:green)

    choose do |menu|
      menu.prompt = "Which database should I download?"
      apps.each do |app|
        menu.choice app do
          download(app)
        end
      end

      menu.choice "None"
    end
  end
end