Function foreach

src/docker/docker.cpp:431–461

  if (devicesArray.isSome()) {
    foreach (const JSON::Value& entry, devicesArray->values) {
      if (!entry.is<JSON::Object>()) {
        return Error("Malformed HostConfig.Devices"
                     " entry '" + stringify(entry) + "'");
      }

      JSON::Object object = entry.as<JSON::Object>();

      Result<JSON::String> hostPath =
        object.at<JSON::String>("PathOnHost");
      Result<JSON::String> containerPath =
        object.at<JSON::String>("PathInContainer");
      Result<JSON::String> permissions =
        object.at<JSON::String>("CgroupPermissions");

      if (!hostPath.isSome() ||
          !containerPath.isSome() ||
          !permissions.isSome()) {
        return Error("Malformed HostConfig.Devices entry"
                     " '" + stringify(object) + "'");
      }

      Device device;
      device.hostPath = Path(hostPath->value);
      device.containerPath = Path(containerPath->value);
      device.access.read = strings::contains(permissions->value, "r");
      device.access.write = strings::contains(permissions->value, "w");
      device.access.mknod = strings::contains(permissions->value, "m");

      devices.push_back(device);
    }
  }

  vector<string> dns;