Class: DeusEx::AWS

Inherits:
Object
  • Object
show all
Defined in:
lib/deus_ex/aws.rb

Constant Summary collapse

IMAGE_ID = 
'ami-3679e75f'
DEPLOY_PROJECT = 
'deus_ex_project'
REMOTE_USER = 
'ubuntu'
GIT_REMOTE_NAME = 
'deus-ex'

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.cleanup ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 22

def self.cleanup
  aws = new
  aws.setup_connection
  aws.clean_up
end

.setup ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 10

def self.setup
  aws = new
  aws.setup_connection
  aws.setup_server
  aws.setup_repository
  aws.setup_git_remote
rescue Exception => e
  aws.log "error: #{e.inspect}"
  aws.clean_up
  raise e
end

Instance Method Details

#clean_up ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 72

def clean_up
  if @server
    @server.destroy
  else
    @connection.servers.select {|s| s.image_id == IMAGE_ID}.map(&:destroy)
  end
  log "server destroyed"
end

#git_remote ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 81

def git_remote
  "#{REMOTE_USER}@#{@server.dns_name}:#{DEPLOY_PROJECT}.git"
end

#log(message, level = :info, logger = Logger.new($stdout)) ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 85

def log(message, level = :info, logger = Logger.new($stdout))
  logger.formatter = proc do |severity, datetime, progname, msg|
    "[DEUS EX] #{msg}\n"
  end

  logger.send(level, message)
end

#setup_connection ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 28

def setup_connection
  @connection = Fog::Compute.new({
    :provider => 'AWS'
  })
  log "connection established"
end

#setup_git_remote ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 54

def setup_git_remote
  if system('git rev-parse')
    log "adding local git remote"
    system "git remote add #{GIT_REMOTE_NAME} #{git_remote}"

    log "pushing to remote"
    system "git push #{GIT_REMOTE_NAME} master"

    log "removing local git remote"
    system "git remote rm #{GIT_REMOTE_NAME}"

    log ""
    log "you can now deploy from #{git_remote}"
  else
    warn "not in a git repo"
  end
end

#setup_repository ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 44

def setup_repository
  log "initializing git repo"
  @server.ssh([
    "mkdir #{DEPLOY_PROJECT}.git",
    "cd #{DEPLOY_PROJECT}.git && git init --bare"
  ])

  log "git repo initialized"
end

#setup_server ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 35

def setup_server
  log "creating server (this may take a couple of minutes)"
  @server = @connection.servers.bootstrap({
    :image_id  => IMAGE_ID,
    :username  => REMOTE_USER
  })
  log "server created"
end

#warn(message) ⇒ Object 



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# File 'lib/deus_ex/aws.rb', line 93

def warn(message)
  log message, :warn
end