YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

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#ifndef YB_MASTER_MASTER_OPTIONS_H

#define YB_MASTER_MASTER_OPTIONS_H

#include <vector>

#include "yb/server/server_base_options.h"

#include "yb/util/atomic.h"

namespace yb {

namespace master {

// Options for constructing the master.

// These are filled in by gflags by default -- see the .cc file for

// the list of options and corresponding flags.

class MasterOptions : public server::ServerBaseOptions {

 public:

  static Result<MasterOptions> CreateMasterOptions();

  explicit MasterOptions(server::MasterAddressesPtr master_addresses);

  // Need copy constructor as AtomicBool doesnt allow default copy.

  MasterOptions(const MasterOptions& other)

      : server::ServerBaseOptions(other), is_shell_mode_(other.IsShellMode()) {}

  MasterOptions(MasterOptions&& other)

      : server::ServerBaseOptions(other), is_shell_mode_(other.IsShellMode()) {}

  // Checks if the master_addresses flags has any peer masters provided.

  // Used to detect 'shell' master startup.

  bool AreMasterAddressesProvided() const {

    return GetMasterAddresses().get()->size() >= 1;

  }

  bool IsShellMode() const { return is_shell_mode_.Load(); }

  void SetShellMode(bool mode) { is_shell_mode_.Store(mode); }

  static const char* kServerType;

 private:

  // Set during startup of a new master which is not part of any cluster yet - master_addresses is

  // not set and there is no local instance file.

  AtomicBool is_shell_mode_{false};

};

} // namespace master

} // namespace yb

#endif /* YB_MASTER_MASTER_OPTIONS_H */