ligo/vendors/tezos-modded/src/lib_p2p/p2p_peer_state.mli
2019-05-27 11:18:48 +02:00

132 lines
5.6 KiB
OCaml

(*****************************************************************************)
(* *)
(* Open Source License *)
(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
(* *)
(* Permission is hereby granted, free of charge, to any person obtaining a *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense, *)
(* and/or sell copies of the Software, and to permit persons to whom the *)
(* Software is furnished to do so, subject to the following conditions: *)
(* *)
(* The above copyright notice and this permission notice shall be included *)
(* in all copies or substantial portions of the Software. *)
(* *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *)
(* DEALINGS IN THE SOFTWARE. *)
(* *)
(*****************************************************************************)
open P2p_peer
type ('conn, 'conn_meta) t =
| Accepted of { current_point: P2p_connection.Id.t ;
cancel: Lwt_canceler.t }
(** We accepted a incoming connection, we greeted back and
we are waiting for an acknowledgement. *)
| Running of { data: 'conn ;
conn_metadata: 'conn_meta ;
current_point: P2p_connection.Id.t }
(** Successfully authentificated connection, normal business. *)
| Disconnected
(** No connection established currently. *)
type ('conn, 'conn_meta) state = ('conn, 'conn_meta) t
val pp : Format.formatter -> ('conn, 'conn_meta) t -> unit
module Info : sig
type ('conn, 'peer_meta, 'conn_meta) t
type ('conn, 'peer_meta, 'conn_meta) peer_info = ('conn, 'peer_meta, 'conn_meta) t
val compare : ('conn, 'peer_meta, 'conn_meta) t -> ('conn, 'peer_meta, 'conn_meta) t -> int
val create :
?created:Time.t ->
?trusted:bool ->
peer_metadata:'peer_meta ->
Id.t -> ('conn, 'peer_meta, 'conn_meta) peer_info
(** [create ~trusted ~meta peer_id] is a freshly minted peer_id info for
[peer_id]. *)
val peer_id : ('conn, 'peer_meta, 'conn_meta) peer_info -> Id.t
val created : ('conn, 'peer_meta, 'conn_meta) peer_info -> Time.t
val peer_metadata : ('conn, 'peer_meta, 'conn_meta) peer_info -> 'peer_meta
val set_peer_metadata : ('conn, 'peer_meta, 'conn_meta) peer_info -> 'peer_meta -> unit
val trusted : ('conn, 'peer_meta, 'conn_meta) peer_info -> bool
val set_trusted : ('conn, 'peer_meta, 'conn_meta) peer_info -> unit
val unset_trusted : ('conn, 'peer_meta, 'conn_meta) peer_info -> unit
val last_failed_connection :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
val last_rejected_connection :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
val last_established_connection :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
val last_disconnection :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
val last_seen :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
(** [last_seen gi] is the most recent of:
* last established connection
* last rejected connection
* last disconnection
*)
val last_miss :
('conn, 'peer_meta, 'conn_meta) peer_info -> (P2p_connection.Id.t * Time.t) option
(** [last_miss gi] is the most recent of:
* last failed connection
* last rejected connection
* last disconnection
*)
val log_incoming_rejection :
?timestamp:Time.t ->
('conn, 'peer_meta, 'conn_meta) peer_info -> P2p_connection.Id.t -> unit
module File : sig
val load :
string -> 'peer_meta Data_encoding.t ->
('conn, 'peer_meta, 'conn_meta) peer_info list tzresult Lwt.t
val save :
string -> 'peer_meta Data_encoding.t ->
('conn, 'peer_meta, 'conn_meta) peer_info list -> unit tzresult Lwt.t
end
val fold :
('conn, 'peer_meta, 'conn_meta) t -> init:'a -> f:('a -> Pool_event.t -> 'a) -> 'a
val watch :
('conn, 'peer_meta, 'conn_meta) t -> Pool_event.t Lwt_stream.t * Lwt_watcher.stopper
end
val get : ('conn, 'peer_meta, 'conn_meta) Info.t -> ('conn, 'conn_meta) state
val is_disconnected : ('conn, 'peer_meta, 'conn_meta) Info.t -> bool
val set_accepted :
?timestamp:Time.t ->
('conn, 'peer_meta, 'conn_meta) Info.t -> P2p_connection.Id.t -> Lwt_canceler.t -> unit
val set_running :
?timestamp:Time.t ->
('conn, 'peer_meta, 'conn_meta) Info.t -> P2p_connection.Id.t -> 'conn -> 'conn_meta -> unit
val set_disconnected :
?timestamp:Time.t ->
?requested:bool ->
('conn, 'peer_meta, 'conn_meta) Info.t -> unit