23afed056b
Make it possible to move the current session to a daemon one after the fact, which is useful to ensure the session state survives client disconnecting, for example when working from ssh.
80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
#ifndef remote_hh_INCLUDED
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#define remote_hh_INCLUDED
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#include "env_vars.hh"
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#include "exception.hh"
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#include "utils.hh"
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#include "vector.hh"
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#include "optional.hh"
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#include <memory>
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namespace Kakoune
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{
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struct disconnected : runtime_error
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{
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using runtime_error::runtime_error;
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};
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class FDWatcher;
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class UserInterface;
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template<typename T> struct Optional;
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struct BufferCoord;
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using RemoteBuffer = Vector<char, MemoryDomain::Remote>;
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// A remote client handle communication between a client running on the server
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// and a user interface running on the local process.
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class RemoteClient
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{
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public:
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RemoteClient(StringView session, StringView name, std::unique_ptr<UserInterface>&& ui,
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int pid, const EnvVarMap& env_vars, StringView init_command,
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Optional<BufferCoord> init_coord, Optional<int> stdin_fd);
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bool is_ui_ok() const;
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const Optional<int>& exit_status() const { return m_exit_status; }
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private:
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std::unique_ptr<UserInterface> m_ui;
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std::unique_ptr<FDWatcher> m_socket_watcher;
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RemoteBuffer m_send_buffer;
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Optional<int> m_exit_status;
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};
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void send_command(StringView session, StringView command);
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String get_user_name();
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const String& session_directory();
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String session_path(StringView session);
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struct Server : public Singleton<Server>
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{
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Server(String session_name, bool daemon);
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~Server();
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const String& session() const { return m_session; }
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bool rename_session(StringView name);
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void close_session(bool do_unlink = true);
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bool negotiating() const { return not m_accepters.empty(); }
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void daemonize() { m_is_daemon = true; }
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bool is_daemon() const { return m_is_daemon; }
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private:
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class Accepter;
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void remove_accepter(Accepter* accepter);
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String m_session;
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bool m_is_daemon;
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std::unique_ptr<FDWatcher> m_listener;
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Vector<std::unique_ptr<Accepter>, MemoryDomain::Remote> m_accepters;
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};
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bool check_session(StringView session);
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}
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#endif // remote_hh_INCLUDED
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