os.rio-core.0.6.0.source-code.GentooPrepareCommandGrub Maven / Gradle / Ivy

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/*
 * Copyright 2014 Objectos, Fábrica de Software LTDA.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package br.com.objectos.rio;

import java.util.List;

import br.com.objectos.way.core.io.Directory;

import com.google.common.base.Function;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.ImmutableList;

/**
 * @author [email protected] (Marcio Endo)
 */
class GentooPrepareCommandGrub extends AbstractGentooPrepareCommand {

  public GentooPrepareCommandGrub(GentooPrepare installer) {
    super(installer);
  }

  @Override
  void execute() {
    Directory mountDir = pojo.getMountDir();
    List pxecmd = ImmutableList. builder()
        .add("cd /")
        .add("grub2-mknetdir --net-directory=./ --subdir=/@/boot/grub")
        .add("tar cvf - -C /@ boot | tar xf - ")
        .build();
    pxecmd = FluentIterable.from(pxecmd)
        .transform(new ToPxe())
        .toList();
    boolean pxe = pojo.isPxe();

    infoAction("grub");
    info("Emerging grub2.");

    chrootAt(mountDir)
        .add("source /etc/profile")
        .add("export PS1=\"(chroot) $PS1\"")
        .add("export DONT_MOUNT_BOOT=\"true\"")
        .add("emerge -vu sys-boot/grub")
        .addAllIf(pxecmd).isTrue(pxe)
        .exec();
  }

  private class ToPxe implements Function {

    private final String pxe = pojo.getPxe();

    @Override
    public String apply(String input) {
      return input.replaceAll("@", pxe);
    }

  }

}