public MesosSlaveInfo getMesosSlaveInfoForLabel(Label label) {
    if (!matchesLabel(label)) {
      return null;
    }

    if (label == null) {
      if (getLabelString() == null) {
        return this;
      } else {
        return null;
      }
    }

    if (label.matches(Label.parse(getLabelString()))) {
      return this;
    }

    if (!containerInfo.getDockerImageCustomizable()) {
      return null;
    }

    String customImage = getCustomImage(label);
    if (customImage == null) {
      return null;
    }

    return copyWithDockerImage(label.toString(), customImage);
  }
  /**
   * Check if the label in the slave matches the provided label, either both are null or are the
   * same.
   *
   * @param label
   * @return Whether the slave label matches.
   */
  public boolean matchesLabel(@CheckForNull Label label) {

    if (label == null || getLabelString() == null) {
      return label == null && getLabelString() == null;
    }

    if (label.matches(Label.parse(getLabelString()))) {
      return true;
    }

    if (containerInfo == null || !containerInfo.getDockerImageCustomizable()) {
      return false;
    }

    String customImage = getCustomImage(label);
    return customImage != null
        && getLabelWithoutCustomImage(label, customImage).matches(Label.parse(getLabelString()));
  }
Пример #3
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  /** Initializes data structure that we don't persist. */
  protected Object readResolve() {
    labelSet = Label.parse(labels);
    securityGroupSet = parseSecurityGroups();

    /**
     * In releases of this plugin prior to 1.18, template-specific instance caps could be configured
     * but were not enforced. As a result, it was possible to have the instance cap for a template
     * be configured to 0 (zero) with no ill effects. Starting with version 1.18, template-specific
     * instance caps are enforced, so if a configuration has a cap of zero for a template, no
     * instances will be launched from that template. Since there is no practical value of
     * intentionally setting the cap to zero, this block will override such a setting to a value
     * that means 'no cap'.
     */
    if (instanceCap == 0) {
      instanceCap = Integer.MAX_VALUE;
    }

    if (amiType == null) {
      amiType = new UnixData(rootCommandPrefix, sshPort);
    }
    return this;
  }