Source file dac_rpc.ml

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(*****************************************************************************)
(*                                                                           *)
(* Open Source License                                                       *)
(* Copyright (c) 2023 Marigold <contact@marigold.dev>                        *)
(*                                                                           *)
(* 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.                                                 *)
(*                                                                           *)
(*****************************************************************************)

let make ?data ?query_string = RPC_core.make ?data ?query_string

(** [encode_bytes_for_json raw] encodes arbitrary byte sequence as hex string for JSON *)
let encode_bytes_to_hex_string raw =
  "\"" ^ match Hex.of_string raw with `Hex s -> s ^ "\""

module V0 = struct
  let api_prefix = "v0"

  let get_preimage page_hash =
    make GET [api_prefix; "preimage"; page_hash] JSON.as_string

  let make_put_dac_member_signature_request_body ~dac_member_pkh ~root_hash
      signature =
    let (`Hex root_hash) = root_hash in
    `O
      [
        ("root_hash", `String root_hash);
        ("signer_pkh", `String dac_member_pkh);
        ( "signature",
          `String (Tezos_crypto.Aggregate_signature.to_b58check signature) );
      ]

  let put_dac_member_signature ~hex_root_hash ~dac_member_pkh ~signature =
    let payload =
      make_put_dac_member_signature_request_body
        ~dac_member_pkh
        ~root_hash:hex_root_hash
        signature
    in
    let data : RPC_core.data = Data payload in
    make ~data PUT [api_prefix; "dac_member_signature"] @@ fun _resp -> ()

  let get_missing_page ~hex_root_hash =
    make GET [api_prefix; "missing_page"; Hex.show hex_root_hash] JSON.as_string

  let get_certificate ~hex_root_hash =
    let (`Hex page_hash) = hex_root_hash in
    make GET [api_prefix; "certificates"; page_hash] @@ fun json ->
    JSON.
      ( json |-> "witnesses" |> as_int,
        json |-> "aggregate_signature" |> as_string,
        json |-> "root_hash" |> as_string,
        json |-> "version" |> as_int )

  let get_serialized_certificate ~hex_root_hash =
    let (`Hex page_hash) = hex_root_hash in
    make GET [api_prefix; "serialized_certificates"; page_hash] JSON.as_string

  module Coordinator = struct
    let post_preimage ~payload =
      let preimage =
        JSON.parse
          ~origin:"Rollup.DAC.RPC.coordinator_post_preimage"
          (encode_bytes_to_hex_string payload)
      in
      let data : RPC_core.data = Data (JSON.unannotate preimage) in
      make ~data POST [api_prefix; "preimage"] JSON.as_string
  end
end

let get_health_live = make GET ["health"; "live"] JSON.as_bool

let get_health_ready = make GET ["health"; "ready"] JSON.as_bool

module V1 = struct
  let api_prefix = "v1"

  let get_pages page_hash =
    make GET [api_prefix; "pages"; page_hash] JSON.as_string
end