543 lines
20 KiB
OCaml
543 lines
20 KiB
OCaml
(**************************************************************************)
|
|
(* *)
|
|
(* Copyright (c) 2014 - 2017. *)
|
|
(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
|
|
(* *)
|
|
(* All rights reserved. No warranty, explicit or implicit, provided. *)
|
|
(* *)
|
|
(**************************************************************************)
|
|
|
|
open Logging.RPC
|
|
|
|
module Services = Node_rpc_services
|
|
|
|
let filter_bi operations (bi: Services.Blocks.block_info) =
|
|
let bi = if operations then bi else { bi with operations = None } in
|
|
bi
|
|
|
|
let monitor_operations node contents =
|
|
let stream, stopper = Node.RPC.operation_watcher node in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let first_request = ref true in
|
|
let next () =
|
|
if not !first_request then
|
|
Lwt_stream.get stream >>= function
|
|
| None -> Lwt.return_none
|
|
| Some (h, op) when contents -> Lwt.return (Some [[h, Some op]])
|
|
| Some (h, _) -> Lwt.return (Some [[h, None]])
|
|
else begin
|
|
first_request := false ;
|
|
Node.RPC.operation_hashes node `Prevalidation >>= fun hashes ->
|
|
if contents then
|
|
Node.RPC.operations node `Prevalidation >>= fun ops ->
|
|
Lwt.return_some @@
|
|
List.map2 (List.map2 (fun h op -> h, Some op)) hashes ops
|
|
else
|
|
Lwt.return_some @@
|
|
List.map (List.map (fun h -> h, None)) hashes
|
|
end in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
|
|
let register_bi_dir node dir =
|
|
let dir =
|
|
let implementation b () include_ops =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return (filter_bi include_ops bi) in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.info implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.hash in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.hash
|
|
implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.net_id in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.net_id implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.level in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.level implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.predecessor in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.predecessor implementation in
|
|
let dir =
|
|
let implementation b () len =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
Node.RPC.predecessors node len bi.hash >>= fun hashes ->
|
|
RPC_answer.return hashes in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.predecessors implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.fitness in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.fitness implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.timestamp in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.timestamp implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.protocol in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.protocol implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.block_info node b >>= fun bi ->
|
|
RPC_answer.return bi.test_network in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.test_network implementation in
|
|
let dir =
|
|
let implementation b () { Node_rpc_services.Blocks.contents ; monitor } =
|
|
match b with
|
|
| `Prevalidation when monitor ->
|
|
monitor_operations node contents
|
|
| _ ->
|
|
Node.RPC.operation_hashes node b >>= fun hashes ->
|
|
if contents then
|
|
Node.RPC.operations node b >>= fun ops ->
|
|
RPC_answer.return @@
|
|
List.map2 (List.map2 (fun h op -> h, Some op)) hashes ops
|
|
else
|
|
RPC_answer.return @@
|
|
List.map (List.map (fun h -> h, None)) hashes
|
|
in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.operations implementation in
|
|
let dir =
|
|
let implementation b () () =
|
|
Node.RPC.pending_operations node b >>= fun res ->
|
|
RPC_answer.return res in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.pending_operations
|
|
implementation in
|
|
let dir =
|
|
let implementation
|
|
b ()
|
|
{ Services.Blocks.operations ; sort_operations ;
|
|
timestamp ; proto_header} =
|
|
Node.RPC.preapply node b
|
|
~timestamp ~proto_header ~sort_operations operations >>= function
|
|
| Ok (shell_header, operations) ->
|
|
RPC_answer.return
|
|
(Ok { Services.Blocks.shell_header ; operations })
|
|
| Error _ as err -> RPC_answer.return err in
|
|
RPC_directory.register1 dir
|
|
Services.Blocks.preapply implementation in
|
|
dir
|
|
|
|
let ops_dir _node =
|
|
let ops_dir = RPC_directory.empty in
|
|
ops_dir
|
|
|
|
let rec insert_future_block (bi: Services.Blocks.block_info) = function
|
|
| [] -> [bi]
|
|
| ({timestamp} as head: Services.Blocks.block_info) :: tail as all ->
|
|
if Time.compare bi.timestamp timestamp < 0 then
|
|
bi :: all
|
|
else
|
|
head :: insert_future_block bi tail
|
|
|
|
let create_delayed_stream
|
|
~filtering ~include_ops requested_heads bi_stream delay =
|
|
let stream, push = Lwt_stream.create () in
|
|
let current_blocks =
|
|
ref (List.fold_left
|
|
(fun acc h -> Block_hash.Set.add h acc)
|
|
Block_hash.Set.empty requested_heads) in
|
|
let next_future_block, is_futur_block,
|
|
insert_future_block, pop_future_block =
|
|
let future_blocks = ref [] in (* FIXME *)
|
|
let future_blocks_set = ref Block_hash.Set.empty in
|
|
let next () =
|
|
match !future_blocks with
|
|
| [] -> None
|
|
| bi :: _ -> Some bi
|
|
and mem hash = Block_hash.Set.mem hash !future_blocks_set
|
|
and insert bi =
|
|
future_blocks := insert_future_block bi !future_blocks ;
|
|
future_blocks_set :=
|
|
Block_hash.Set.add bi.hash !future_blocks_set
|
|
and pop time =
|
|
match !future_blocks with
|
|
| {timestamp} as bi :: rest when Time.(timestamp <= time) ->
|
|
future_blocks := rest ;
|
|
future_blocks_set :=
|
|
Block_hash.Set.remove bi.hash !future_blocks_set ;
|
|
Some bi
|
|
| _ -> None in
|
|
next, mem, insert, pop in
|
|
let _block_watcher_worker =
|
|
let never_ending = fst (Lwt.wait ()) in
|
|
let rec worker_loop () =
|
|
lwt_debug "WWW worker_loop" >>= fun () ->
|
|
let time = Time.(add (now ()) (Int64.of_int ~-delay)) in
|
|
let migration_delay =
|
|
match next_future_block () with
|
|
| None -> never_ending
|
|
| Some bi ->
|
|
let delay = Time.diff bi.timestamp time in
|
|
if delay <= 0L then
|
|
Lwt.return_unit
|
|
else
|
|
Lwt_unix.sleep (Int64.to_float delay) in
|
|
Lwt.choose [(migration_delay >|= fun () -> `Migrate) ;
|
|
(Lwt_stream.get bi_stream >|= fun x -> `Block x) ]
|
|
>>= function
|
|
| `Block None ->
|
|
lwt_debug "WWW worker_loop None" >>= fun () ->
|
|
Lwt.return_unit
|
|
| `Block (Some (bi : Services.Blocks.block_info)) ->
|
|
lwt_debug "WWW worker_loop Some" >>= fun () ->
|
|
begin
|
|
if not filtering
|
|
|| Block_hash.Set.mem bi.predecessor !current_blocks
|
|
|| is_futur_block bi.predecessor
|
|
then begin
|
|
let time = Time.(add (now ()) (Int64.of_int ~-delay)) in
|
|
if Time.(time < bi.timestamp) then begin
|
|
insert_future_block bi ;
|
|
Lwt.return_unit
|
|
end else begin
|
|
current_blocks :=
|
|
Block_hash.Set.remove bi.predecessor !current_blocks
|
|
|> Block_hash.Set.add bi.hash ;
|
|
push (Some [[filter_bi include_ops bi]]) ;
|
|
Lwt.return_unit
|
|
end
|
|
end else begin
|
|
Lwt.return_unit
|
|
end
|
|
end >>= fun () ->
|
|
worker_loop ()
|
|
| `Migrate ->
|
|
lwt_debug "WWW worker_loop Migrate" >>= fun () ->
|
|
let time = Time.(add (now ()) (Int64.of_int ~-delay)) in
|
|
let rec migrate_future_blocks () =
|
|
match pop_future_block time with
|
|
| Some bi ->
|
|
push (Some [[filter_bi include_ops bi]]) ;
|
|
migrate_future_blocks ()
|
|
| None -> Lwt.return_unit in
|
|
migrate_future_blocks () >>= fun () ->
|
|
worker_loop ()
|
|
in
|
|
Lwt_utils.worker "block_watcher"
|
|
~run:worker_loop ~cancel:(fun () -> Lwt.return_unit) in
|
|
stream
|
|
|
|
let list_blocks
|
|
node ()
|
|
{ Services.Blocks.include_ops ; length ; heads ; monitor ; delay ;
|
|
min_date; min_heads} =
|
|
let len = match length with None -> 1 | Some x -> x in
|
|
let monitor = match monitor with None -> false | Some x -> x in
|
|
let time =
|
|
match delay with
|
|
| None -> None
|
|
| Some delay -> Some (Time.(add (now ()) (Int64.of_int ~-delay))) in
|
|
begin
|
|
match heads with
|
|
| None ->
|
|
Node.RPC.heads node >>= fun heads ->
|
|
let heads = List.map snd (Block_hash.Map.bindings heads) in
|
|
let heads =
|
|
match min_date with
|
|
| None -> heads
|
|
| Some date ->
|
|
let min_heads =
|
|
match min_heads with
|
|
| None -> 0
|
|
| Some min_heads -> min_heads in
|
|
snd @@
|
|
List.fold_left (fun (min_heads, acc) (bi : Node.RPC.block_info) ->
|
|
min_heads - 1,
|
|
if Time.(>) bi.timestamp date || min_heads > 0 then bi :: acc
|
|
else acc)
|
|
(min_heads, []) heads in
|
|
begin
|
|
match time with
|
|
| None -> Lwt.return heads
|
|
| Some time ->
|
|
let rec current_predecessor (bi: Node.RPC.block_info) =
|
|
if Time.compare bi.timestamp time <= 0
|
|
|| bi.hash = bi.predecessor then
|
|
Lwt.return bi
|
|
else
|
|
Node.RPC.raw_block_info node bi.predecessor >>=
|
|
current_predecessor in
|
|
Lwt_list.map_p current_predecessor heads
|
|
end >|= fun heads_info ->
|
|
let sorted_infos =
|
|
List.sort
|
|
(fun
|
|
(bi1: Services.Blocks.block_info)
|
|
(bi2: Services.Blocks.block_info) ->
|
|
~- (Fitness.compare bi1.fitness bi2.fitness))
|
|
heads_info in
|
|
List.map
|
|
(fun ({ hash } : Services.Blocks.block_info) -> hash)
|
|
sorted_infos
|
|
| Some heads ->
|
|
let known_block h =
|
|
try ignore (Node.RPC.raw_block_info node h) ; true
|
|
with Not_found -> false in
|
|
Lwt.return (List.filter known_block heads)
|
|
end >>= fun requested_heads ->
|
|
Node.RPC.list node len requested_heads >>= fun requested_blocks ->
|
|
if not monitor then
|
|
let infos =
|
|
List.map
|
|
(List.map (filter_bi include_ops))
|
|
requested_blocks in
|
|
RPC_answer.return infos
|
|
else begin
|
|
let (bi_stream, stopper) = Node.RPC.block_watcher node in
|
|
let stream =
|
|
match delay with
|
|
| None ->
|
|
Lwt_stream.map (fun bi -> [[filter_bi include_ops bi]]) bi_stream
|
|
| Some delay ->
|
|
let filtering = heads <> None in
|
|
create_delayed_stream
|
|
~filtering ~include_ops requested_heads bi_stream delay in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let first_request = ref true in
|
|
let next () =
|
|
if not !first_request then begin
|
|
Lwt_stream.get stream
|
|
end else begin
|
|
first_request := false ;
|
|
let infos =
|
|
List.map (List.map (filter_bi include_ops)) requested_blocks in
|
|
Lwt.return (Some infos)
|
|
end in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
end
|
|
|
|
let list_invalid node () () =
|
|
Node.RPC.list_invalid node >>= fun l ->
|
|
RPC_answer.return l
|
|
|
|
let list_protocols node () {Services.Protocols.monitor; contents} =
|
|
let monitor = match monitor with None -> false | Some x -> x in
|
|
let include_contents = match contents with None -> false | Some x -> x in
|
|
Node.RPC.protocols node >>= fun protocols ->
|
|
Lwt_list.map_p
|
|
(fun hash ->
|
|
if include_contents then
|
|
Node.RPC.protocol_content node hash >>= function
|
|
| Error _ -> Lwt.return (hash, None)
|
|
| Ok bytes -> Lwt.return (hash, Some bytes)
|
|
else
|
|
Lwt.return (hash, None))
|
|
protocols >>= fun protocols ->
|
|
if not monitor then
|
|
RPC_answer.return protocols
|
|
else
|
|
let stream, stopper = Node.RPC.protocol_watcher node in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let first_request = ref true in
|
|
let next () =
|
|
if not !first_request then
|
|
Lwt_stream.get stream >>= function
|
|
| None -> Lwt.return_none
|
|
| Some (h, op) when include_contents -> Lwt.return (Some [h, Some op])
|
|
| Some (h, _) -> Lwt.return (Some [h, None])
|
|
else begin
|
|
first_request := false ;
|
|
Lwt.return (Some protocols)
|
|
end in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
|
|
let get_protocols node hash () () =
|
|
Node.RPC.protocol_content node hash >>= function
|
|
| Ok bytes -> RPC_answer.return bytes
|
|
| Error _ -> raise Not_found
|
|
|
|
let build_rpc_directory node =
|
|
let dir = RPC_directory.empty in
|
|
let dir =
|
|
RPC_directory.register0 dir Services.Blocks.list
|
|
(list_blocks node) in
|
|
let dir =
|
|
RPC_directory.register0 dir Services.Blocks.list_invalid
|
|
(list_invalid node) in
|
|
let dir = register_bi_dir node dir in
|
|
let dir =
|
|
let implementation block =
|
|
Lwt.catch (fun () ->
|
|
Node.RPC.context_dir node block >>= function
|
|
| None -> Lwt.fail Not_found
|
|
| Some context_dir -> Lwt.return context_dir)
|
|
(fun _ -> Lwt.return RPC_directory.empty) in
|
|
RPC_directory.register_dynamic_directory1
|
|
~descr:
|
|
"All the RPCs which are specific to the protocol version."
|
|
dir Services.Blocks.proto_path implementation in
|
|
let dir =
|
|
RPC_directory.register0 dir Services.Protocols.list
|
|
(list_protocols node) in
|
|
let dir =
|
|
RPC_directory.register1 dir Services.Protocols.contents
|
|
(get_protocols node) in
|
|
let dir =
|
|
let implementation () header =
|
|
let res =
|
|
Data_encoding.Binary.to_bytes Block_header.encoding header in
|
|
RPC_answer.return res in
|
|
RPC_directory.register0 dir Services.forge_block_header
|
|
implementation in
|
|
let dir =
|
|
let implementation ()
|
|
{ Node_rpc_services.raw ; blocking ; force ; operations } =
|
|
begin
|
|
Node.RPC.inject_block
|
|
node ~force
|
|
raw operations >>=? fun (hash, wait) ->
|
|
(if blocking then wait else return ()) >>=? fun () -> return hash
|
|
end >>= RPC_answer.return in
|
|
RPC_directory.register0 dir Services.inject_block implementation in
|
|
let dir =
|
|
let implementation () (contents, blocking, net_id, force) =
|
|
Node.RPC.inject_operation
|
|
node ?force ?net_id contents >>= fun (hash, wait) ->
|
|
begin
|
|
(if blocking then wait else return ()) >>=? fun () -> return hash
|
|
end >>= RPC_answer.return in
|
|
RPC_directory.register0 dir Services.inject_operation implementation in
|
|
let dir =
|
|
let implementation () (proto, blocking, force) =
|
|
Node.RPC.inject_protocol ?force node proto >>= fun (hash, wait) ->
|
|
begin
|
|
(if blocking then wait else return ()) >>=? fun () -> return hash
|
|
end >>= RPC_answer.return in
|
|
RPC_directory.register0 dir Services.inject_protocol implementation in
|
|
let dir =
|
|
let implementation () () =
|
|
RPC_answer.return_stream (Node.RPC.bootstrapped node) in
|
|
RPC_directory.register0 dir Services.bootstrapped implementation in
|
|
let dir =
|
|
let implementation () () =
|
|
RPC_answer.return
|
|
Data_encoding.Json.(schema Error_monad.error_encoding) in
|
|
RPC_directory.register0 dir Services.Error.service implementation in
|
|
let dir =
|
|
RPC_directory.register1 dir Services.complete
|
|
(fun s () () ->
|
|
Node.RPC.complete node s >>= RPC_answer.return) in
|
|
let dir =
|
|
RPC_directory.register2 dir Services.Blocks.complete
|
|
(fun block s () () ->
|
|
Node.RPC.complete node ~block s >>= RPC_answer.return) in
|
|
|
|
(* Network : Global *)
|
|
|
|
let dir =
|
|
let implementation () () =
|
|
Node.RPC.Network.stat node |> RPC_answer.return in
|
|
RPC_directory.register0 dir Services.Network.stat implementation in
|
|
let dir =
|
|
let implementation () () =
|
|
RPC_answer.return Distributed_db.Raw.supported_versions in
|
|
RPC_directory.register0 dir Services.Network.versions implementation in
|
|
let dir =
|
|
let implementation () () =
|
|
let stream, stopper = Node.RPC.Network.watch node in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let next () = Lwt_stream.get stream in
|
|
RPC_answer.return_stream { next ; shutdown } in
|
|
RPC_directory.register0 dir Services.Network.events implementation in
|
|
let dir =
|
|
let implementation point () timeout =
|
|
Node.RPC.Network.connect node point timeout >>= RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.connect implementation in
|
|
|
|
(* Network : Connection *)
|
|
|
|
let dir =
|
|
let implementation peer_id () () =
|
|
Node.RPC.Network.Connection.info node peer_id |> RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Connection.info implementation in
|
|
let dir =
|
|
let implementation peer_id () wait =
|
|
Node.RPC.Network.Connection.kick node peer_id wait >>= RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Connection.kick implementation in
|
|
let dir =
|
|
let implementation () () =
|
|
Node.RPC.Network.Connection.list node |> RPC_answer.return in
|
|
RPC_directory.register0 dir Services.Network.Connection.list implementation in
|
|
|
|
(* Network : Peer_id *)
|
|
|
|
let dir =
|
|
let implementation () state =
|
|
Node.RPC.Network.Peer_id.list node ~restrict:state |> RPC_answer.return in
|
|
RPC_directory.register0 dir Services.Network.Peer_id.list implementation in
|
|
let dir =
|
|
let implementation peer_id () () =
|
|
Node.RPC.Network.Peer_id.info node peer_id |> RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Peer_id.info implementation in
|
|
let dir =
|
|
let implementation peer_id () monitor =
|
|
if monitor then
|
|
let stream, stopper = Node.RPC.Network.Peer_id.watch node peer_id in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let first_request = ref true in
|
|
let next () =
|
|
if not !first_request then begin
|
|
Lwt_stream.get stream >|= Option.map ~f:(fun i -> [i])
|
|
end else begin
|
|
first_request := false ;
|
|
Lwt.return_some @@ Node.RPC.Network.Peer_id.events node peer_id
|
|
end in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
else
|
|
Node.RPC.Network.Peer_id.events node peer_id |> RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Peer_id.events implementation in
|
|
|
|
(* Network : Point *)
|
|
|
|
let dir =
|
|
let implementation () state =
|
|
Node.RPC.Network.Point.list node ~restrict:state |> RPC_answer.return in
|
|
RPC_directory.register0 dir Services.Network.Point.list implementation in
|
|
let dir =
|
|
let implementation point () () =
|
|
Node.RPC.Network.Point.info node point |> RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Point.info implementation in
|
|
let dir =
|
|
let implementation point () monitor =
|
|
if monitor then
|
|
let stream, stopper = Node.RPC.Network.Point.watch node point in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let first_request = ref true in
|
|
let next () =
|
|
if not !first_request then begin
|
|
Lwt_stream.get stream >|= Option.map ~f:(fun i -> [i])
|
|
end else begin
|
|
first_request := false ;
|
|
Lwt.return_some @@ Node.RPC.Network.Point.events node point
|
|
end in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
else
|
|
Node.RPC.Network.Point.events node point |> RPC_answer.return in
|
|
RPC_directory.register1 dir Services.Network.Point.events implementation in
|
|
let dir =
|
|
RPC_directory.register_describe_directory_service dir Services.describe in
|
|
dir
|