ligo/vendors/ligo-utils/tezos-protocol-alpha/contract_services.ml
2019-09-05 15:21:01 +02:00

274 lines
11 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 Alpha_context
let custom_root =
(RPC_path.(open_root / "context" / "contracts") : RPC_context.t RPC_path.context)
type info = {
manager: public_key_hash ;
balance: Tez.t ;
spendable: bool ;
delegate: bool * public_key_hash option ;
counter: counter ;
script: Script.t option ;
}
let info_encoding =
let open Data_encoding in
conv
(fun {manager ; balance ; spendable ; delegate ;
script ; counter } ->
(manager, balance, spendable, delegate,
script, counter))
(fun (manager, balance, spendable, delegate,
script, counter) ->
{manager ; balance ; spendable ; delegate ;
script ; counter}) @@
obj6
(req "manager" Signature.Public_key_hash.encoding)
(req "balance" Tez.encoding)
(req "spendable" bool)
(req "delegate" @@ obj2
(req "setable" bool)
(opt "value" Signature.Public_key_hash.encoding))
(opt "script" Script.encoding)
(req "counter" n)
module S = struct
open Data_encoding
let balance =
RPC_service.get_service
~description: "Access the balance of a contract."
~query: RPC_query.empty
~output: Tez.encoding
RPC_path.(custom_root /: Contract.rpc_arg / "balance")
let manager =
RPC_service.get_service
~description: "Access the manager of a contract."
~query: RPC_query.empty
~output: Signature.Public_key_hash.encoding
RPC_path.(custom_root /: Contract.rpc_arg / "manager")
let manager_key =
RPC_service.get_service
~description: "Access the manager of a contract."
~query: RPC_query.empty
~output: (obj2
(req "manager" Signature.Public_key_hash.encoding)
(opt "key" Signature.Public_key.encoding))
RPC_path.(custom_root /: Contract.rpc_arg / "manager_key")
let delegate =
RPC_service.get_service
~description: "Access the delegate of a contract, if any."
~query: RPC_query.empty
~output: Signature.Public_key_hash.encoding
RPC_path.(custom_root /: Contract.rpc_arg / "delegate")
let counter =
RPC_service.get_service
~description: "Access the counter of a contract, if any."
~query: RPC_query.empty
~output: z
RPC_path.(custom_root /: Contract.rpc_arg / "counter")
let spendable =
RPC_service.get_service
~description: "Tells if the contract tokens can be spent by the manager."
~query: RPC_query.empty
~output: bool
RPC_path.(custom_root /: Contract.rpc_arg / "spendable")
let delegatable =
RPC_service.get_service
~description: "Tells if the contract delegate can be changed."
~query: RPC_query.empty
~output: bool
RPC_path.(custom_root /: Contract.rpc_arg / "delegatable")
let script =
RPC_service.get_service
~description: "Access the code and data of the contract."
~query: RPC_query.empty
~output: Script.encoding
RPC_path.(custom_root /: Contract.rpc_arg / "script")
let storage =
RPC_service.get_service
~description: "Access the data of the contract."
~query: RPC_query.empty
~output: Script.expr_encoding
RPC_path.(custom_root /: Contract.rpc_arg / "storage")
let big_map_get =
RPC_service.post_service
~description: "Access the value associated with a key in the big map storage of the contract."
~query: RPC_query.empty
~input: (obj2
(req "key" Script.expr_encoding)
(req "type" Script.expr_encoding))
~output: (option Script.expr_encoding)
RPC_path.(custom_root /: Contract.rpc_arg / "big_map_get")
let info =
RPC_service.get_service
~description: "Access the complete status of a contract."
~query: RPC_query.empty
~output: info_encoding
RPC_path.(custom_root /: Contract.rpc_arg)
let list =
RPC_service.get_service
~description:
"All existing contracts (including non-empty default contracts)."
~query: RPC_query.empty
~output: (list Contract.encoding)
custom_root
end
let register () =
let open Services_registration in
register0 S.list begin fun ctxt () () ->
Contract.list ctxt >>= return
end ;
let register_field s f =
register1 s (fun ctxt contract () () ->
Contract.exists ctxt contract >>=? function
| true -> f ctxt contract
| false -> raise Not_found) in
let register_opt_field s f =
register_field s
(fun ctxt a1 ->
f ctxt a1 >>=? function
| None -> raise Not_found
| Some v -> return v) in
register_field S.balance Contract.get_balance ;
register_field S.manager Contract.get_manager ;
register_field S.manager_key
(fun ctxt c ->
Contract.get_manager ctxt c >>=? fun mgr ->
Contract.is_manager_key_revealed ctxt c >>=? fun revealed ->
if revealed then
Contract.get_manager_key ctxt c >>=? fun key ->
return (mgr, Some key)
else return (mgr, None)) ;
register_opt_field S.delegate Delegate.get ;
register_field S.counter Contract.get_counter ;
register_field S.spendable Contract.is_spendable ;
register_field S.delegatable Contract.is_delegatable ;
register_opt_field S.script
(fun c v -> Contract.get_script c v >>=? fun (_, v) -> return v) ;
register_opt_field S.storage (fun ctxt contract ->
Contract.get_script ctxt contract >>=? fun (ctxt, script) ->
match script with
| None -> return_none
| Some script ->
let ctxt = Gas.set_unlimited ctxt in
let open Script_ir_translator in
parse_script ctxt script >>=? fun (Ex_script script, ctxt) ->
unparse_script ctxt Readable script >>=? fun (script, ctxt) ->
Script.force_decode ctxt script.storage >>=? fun (storage, _ctxt) ->
return_some storage) ;
register1 S.big_map_get (fun ctxt contract () (key, key_type) ->
let open Script_ir_translator in
let ctxt = Gas.set_unlimited ctxt in
Lwt.return (parse_ty ctxt ~allow_big_map:false ~allow_operation:false (Micheline.root key_type))
>>=? fun (Ex_ty key_type, ctxt) ->
parse_data ctxt key_type (Micheline.root key) >>=? fun (key, ctxt) ->
hash_data ctxt key_type key >>=? fun (key_hash, ctxt) ->
Contract.Big_map.get_opt ctxt contract key_hash >>=? fun (_ctxt, value) ->
return value) ;
register_field S.info (fun ctxt contract ->
Contract.get_balance ctxt contract >>=? fun balance ->
Contract.get_manager ctxt contract >>=? fun manager ->
Delegate.get ctxt contract >>=? fun delegate ->
Contract.get_counter ctxt contract >>=? fun counter ->
Contract.is_delegatable ctxt contract >>=? fun delegatable ->
Contract.is_spendable ctxt contract >>=? fun spendable ->
Contract.get_script ctxt contract >>=? fun (ctxt, script) ->
begin match script with
| None -> return (None, ctxt)
| Some script ->
let ctxt = Gas.set_unlimited ctxt in
let open Script_ir_translator in
parse_script ctxt script >>=? fun (Ex_script script, ctxt) ->
unparse_script ctxt Readable script >>=? fun (script, ctxt) ->
return (Some script, ctxt)
end >>=? fun (script, _ctxt) ->
return { manager ; balance ;
spendable ; delegate = (delegatable, delegate) ;
script ; counter })
let list ctxt block =
RPC_context.make_call0 S.list ctxt block () ()
let info ctxt block contract =
RPC_context.make_call1 S.info ctxt block contract () ()
let balance ctxt block contract =
RPC_context.make_call1 S.balance ctxt block contract () ()
let manager ctxt block contract =
RPC_context.make_call1 S.manager ctxt block contract () ()
let manager_key ctxt block contract =
RPC_context.make_call1 S.manager_key ctxt block contract () ()
let delegate ctxt block contract =
RPC_context.make_call1 S.delegate ctxt block contract () ()
let delegate_opt ctxt block contract =
RPC_context.make_opt_call1 S.delegate ctxt block contract () ()
let counter ctxt block contract =
RPC_context.make_call1 S.counter ctxt block contract () ()
let is_delegatable ctxt block contract =
RPC_context.make_call1 S.delegatable ctxt block contract () ()
let is_spendable ctxt block contract =
RPC_context.make_call1 S.spendable ctxt block contract () ()
let script ctxt block contract =
RPC_context.make_call1 S.script ctxt block contract () ()
let script_opt ctxt block contract =
RPC_context.make_opt_call1 S.script ctxt block contract () ()
let storage ctxt block contract =
RPC_context.make_call1 S.storage ctxt block contract () ()
let storage_opt ctxt block contract =
RPC_context.make_opt_call1 S.storage ctxt block contract () ()
let big_map_get_opt ctxt block contract key =
RPC_context.make_call1 S.big_map_get ctxt block contract () key