129 lines
5.5 KiB
OCaml
129 lines
5.5 KiB
OCaml
(**************************************************************************)
|
|
(* *)
|
|
(* Copyright (c) 2014 - 2018. *)
|
|
(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
|
|
(* *)
|
|
(* All rights reserved. No warranty, explicit or implicit, provided. *)
|
|
(* *)
|
|
(**************************************************************************)
|
|
|
|
let build_rpc_directory validator mainchain_validator =
|
|
|
|
let distributed_db = Validator.distributed_db validator in
|
|
let state = Distributed_db.state distributed_db in
|
|
|
|
let dir : unit RPC_directory.t ref = ref RPC_directory.empty in
|
|
let gen_register0 s f =
|
|
dir := RPC_directory.gen_register !dir s (fun () p q -> f p q) in
|
|
let gen_register1 s f =
|
|
dir := RPC_directory.gen_register !dir s (fun ((), a) p q -> f a p q) in
|
|
|
|
gen_register0 Monitor_services.S.bootstrapped begin fun () () ->
|
|
let block_stream, stopper =
|
|
Chain_validator.new_head_watcher mainchain_validator in
|
|
let first_run = ref true in
|
|
let next () =
|
|
if !first_run then begin
|
|
first_run := false ;
|
|
let chain_state = Chain_validator.chain_state mainchain_validator in
|
|
Chain.head chain_state >>= fun head ->
|
|
let head_hash = State.Block.hash head in
|
|
let head_header = State.Block.header head in
|
|
Lwt.return (Some (head_hash, head_header.shell.timestamp))
|
|
end else begin
|
|
Lwt.pick [
|
|
( Lwt_stream.get block_stream >|=
|
|
Option.map ~f:(fun b ->
|
|
(State.Block.hash b, (State.Block.header b).shell.timestamp)) ) ;
|
|
(Chain_validator.bootstrapped mainchain_validator >|= fun () -> None) ;
|
|
]
|
|
end in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
end ;
|
|
|
|
gen_register0 Monitor_services.S.valid_blocks begin fun q () ->
|
|
let block_stream, stopper = State.watcher state in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let in_chains block =
|
|
Lwt_list.map_p (Chain_directory.get_chain_id state) q#chains >>= function
|
|
| [] -> Lwt.return_true
|
|
| chains ->
|
|
let chain_id = State.Block.chain_id block in
|
|
Lwt.return (List.exists (Chain_id.equal chain_id) chains) in
|
|
let in_protocols block =
|
|
match q#protocols with
|
|
| [] -> Lwt.return_true
|
|
| protocols ->
|
|
State.Block.predecessor block >>= function
|
|
| None -> Lwt.return_false (* won't happen *)
|
|
| Some pred ->
|
|
State.Block.context pred >>= fun context ->
|
|
Context.get_protocol context >>= fun protocol ->
|
|
Lwt.return (List.exists (Protocol_hash.equal protocol) protocols) in
|
|
let in_next_protocols block =
|
|
match q#next_protocols with
|
|
| [] -> Lwt.return_true
|
|
| protocols ->
|
|
State.Block.context block >>= fun context ->
|
|
Context.get_protocol context >>= fun next_protocol ->
|
|
Lwt.return (List.exists (Protocol_hash.equal next_protocol) protocols) in
|
|
let stream =
|
|
Lwt_stream.filter_map_s
|
|
(fun block ->
|
|
in_chains block >>= fun in_chains ->
|
|
in_next_protocols block >>= fun in_next_protocols ->
|
|
in_protocols block >>= fun in_protocols ->
|
|
if in_chains && in_protocols && in_next_protocols then
|
|
Lwt.return_some
|
|
((State.Block.chain_id block, State.Block.hash block),
|
|
State.Block.header block)
|
|
else
|
|
Lwt.return_none)
|
|
block_stream in
|
|
let next () = Lwt_stream.get stream in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
end ;
|
|
|
|
gen_register1 Monitor_services.S.heads begin fun chain q () ->
|
|
(* TODO: when `chain = `Test`, should we reset then stream when
|
|
the `testnet` change, or dias we currently do ?? *)
|
|
Chain_directory.get_chain state chain >>= fun chain ->
|
|
Validator.get_exn validator (State.Chain.id chain) >>= fun chain_validator ->
|
|
let block_stream, stopper = Chain_validator.new_head_watcher chain_validator in
|
|
Chain.head chain >>= fun head ->
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let in_next_protocols block =
|
|
match q#next_protocols with
|
|
| [] -> Lwt.return_true
|
|
| protocols ->
|
|
State.Block.context block >>= fun context ->
|
|
Context.get_protocol context >>= fun next_protocol ->
|
|
Lwt.return (List.exists (Protocol_hash.equal next_protocol) protocols) in
|
|
let stream =
|
|
Lwt_stream.filter_map_s
|
|
(fun block ->
|
|
in_next_protocols block >>= fun in_next_protocols ->
|
|
if in_next_protocols then
|
|
Lwt.return_some (State.Block.hash block, State.Block.header block)
|
|
else
|
|
Lwt.return_none)
|
|
block_stream in
|
|
let first_call = ref true in
|
|
let next () =
|
|
if !first_call then begin
|
|
first_call := false ; Lwt.return_some (State.Block.hash head, State.Block.header head)
|
|
end else
|
|
Lwt_stream.get stream in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
end ;
|
|
|
|
gen_register0 Monitor_services.S.protocols begin fun () () ->
|
|
let stream, stopper = State.Protocol.watcher state in
|
|
let shutdown () = Lwt_watcher.shutdown stopper in
|
|
let next () = Lwt_stream.get stream in
|
|
RPC_answer.return_stream { next ; shutdown }
|
|
end ;
|
|
|
|
!dir
|