Class: Kamal::Cli::Build

Inherits:
Base
  • Object
show all
Defined in:
lib/kamal/cli/build.rb

Defined Under Namespace

Classes: BuildError, Clone

Instance Method Summary collapse

Methods inherited from Base

exit_on_failure?, #initialize

Constructor Details

This class inherits a constructor from Kamal::Cli::Base

Instance Method Details

#create ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 74

def create
  if (remote_host = KAMAL.config.builder.remote_host)
    connect_to_remote_host(remote_host)
  end

  run_locally do
    begin
      debug "Using builder: #{KAMAL.builder.name}"
      execute *KAMAL.builder.create
    rescue SSHKit::Command::Failed => e
      if e.message =~ /stderr=(.*)/
        error "Couldn't create remote builder: #{$1}"
        false
      else
        raise
      end
    end
  end
end

#deliver ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 7

def deliver
  push
  pull
end

#details ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 103

def details
  run_locally do
    puts "Builder: #{KAMAL.builder.name}"
    puts capture(*KAMAL.builder.info)
  end
end

#pull ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 61

def pull
  if (first_hosts = mirror_hosts).any?
    #  Pull on a single host per mirror first to seed them
    say "Pulling image on #{first_hosts.join(", ")} to seed the #{"mirror".pluralize(first_hosts.count)}...", :magenta
    pull_on_hosts(first_hosts)
    say "Pulling image on remaining hosts...", :magenta
    pull_on_hosts(KAMAL.hosts - first_hosts)
  else
    pull_on_hosts(KAMAL.hosts)
  end
end

#push ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 13

def push
  cli = self

  verify_local_dependencies
  run_hook "pre-build"

  uncommitted_changes = Kamal::Git.uncommitted_changes

  if KAMAL.config.builder.git_clone?
    if uncommitted_changes.present?
      say "Building from a local git clone, so ignoring these uncommitted changes:\n #{uncommitted_changes}", :yellow
    end

    run_locally do
      Clone.new(self).prepare
    end
  elsif uncommitted_changes.present?
    say "Building with uncommitted changes:\n #{uncommitted_changes}", :yellow
  end

  # Get the command here to ensure the Dir.chdir doesn't interfere with it
  push = KAMAL.builder.push

  run_locally do
    begin
      context_hosts = capture_with_info(*KAMAL.builder.context_hosts).split("\n")

      if context_hosts != KAMAL.builder.config_context_hosts
        warn "Context hosts have changed, so re-creating builder, was: #{context_hosts.join(", ")}], now: #{KAMAL.builder.config_context_hosts.join(", ")}"
        cli.remove
        cli.create
      end
    rescue SSHKit::Command::Failed => e
      if e.message =~ /(context not found|no builder|does not exist)/
        warn "Missing compatible builder, so creating a new one first"
        cli.create
      else
        raise
      end
    end

    KAMAL.with_verbosity(:debug) do
      Dir.chdir(KAMAL.config.builder.build_directory) { execute *push }
    end
  end
end

#remove ⇒ Object 



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# File 'lib/kamal/cli/build.rb', line 95

def remove
  run_locally do
    debug "Using builder: #{KAMAL.builder.name}"
    execute *KAMAL.builder.remove
  end
end