MinaProtocol / mina / 71

Committed 10 Apr 2025 08:34PM UTC coverage: 32.444% (-28.3%) from 60.793%

Build # 71

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Commit Message

Merge pull request #16865 from MinaProtocol/georgeee/use-stable-zkapp_command-in-graphql

Update graphql code to use stable zkapp_command

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21.23

/src/lib/mina_base/user_command.ml

open Core_kernel
open Mina_stdlib

module Poly = struct
  [%%versioned
  module Stable = struct
    module V2 = struct
      type ('u, 's) t =
            ('u, 's) Mina_wire_types.Mina_base.User_command.Poly.V2.t =
        | Signed_command of 'u
        | Zkapp_command of 's
      [@@deriving sexp, compare, equal, hash, yojson]

      let to_latest = Fn.id
    end

    module V1 = struct
      type ('u, 's) t = Signed_command of 'u | Snapp_command of 's
      [@@deriving sexp, compare, equal, hash, yojson]

      let to_latest : _ t -> _ V2.t = function
        | Signed_command x ->
            Signed_command x
        | Snapp_command _ ->
            failwith "Snapp_command"
    end
  end]
end

type ('u, 's) t_ = ('u, 's) Poly.Stable.Latest.t =
  | Signed_command of 'u
  | Zkapp_command of 's

module Gen_make (C : Signed_command_intf.Gen_intf) = struct
  let to_signed_command f =
    Quickcheck.Generator.map f ~f:(fun c -> Signed_command c)

  open C.Gen

  let payment ?sign_type ~key_gen ?nonce ~max_amount ~fee_range () =
    to_signed_command
      (payment ?sign_type ~key_gen ?nonce ~max_amount ~fee_range ())

  let payment_with_random_participants ?sign_type ~keys ?nonce ~max_amount
      ~fee_range () =
    to_signed_command
      (payment_with_random_participants ?sign_type ~keys ?nonce ~max_amount
         ~fee_range () )

  let stake_delegation ~key_gen ?nonce ~fee_range () =
    to_signed_command (stake_delegation ~key_gen ?nonce ~fee_range ())

  let stake_delegation_with_random_participants ~keys ?nonce ~fee_range () =
    to_signed_command
      (stake_delegation_with_random_participants ~keys ?nonce ~fee_range ())

  let sequence ?length ?sign_type a =
    Quickcheck.Generator.map
      (sequence ?length ?sign_type a)
      ~f:(List.map ~f:(fun c -> Signed_command c))
end

module Gen = Gen_make (Signed_command)

let gen_signed =
  let module G = Signed_command.Gen in
  let open Quickcheck.Let_syntax in
  let%bind keys =
    Quickcheck.Generator.list_with_length 2
      Mina_base_import.Signature_keypair.gen
  in
  G.payment_with_random_participants ~sign_type:`Real ~keys:(Array.of_list keys)
    ~max_amount:10000 ~fee_range:1000 ()

let gen = Gen.to_signed_command gen_signed

[%%versioned
module Stable = struct
  [@@@no_toplevel_latest_type]

  module V2 = struct
    type t =
      (Signed_command.Stable.V2.t, Zkapp_command.Stable.V1.t) Poly.Stable.V2.t
    [@@deriving sexp, compare, equal, hash, yojson]

    let to_latest = Fn.id
  end
end]

type t = (Signed_command.t, Zkapp_command.t) Poly.t
[@@deriving sexp, compare, equal, hash, yojson]

let write_all_proofs_to_disk : Stable.Latest.t -> t = function
  | Signed_command sc ->
      Signed_command sc
  | Zkapp_command zc ->
      Zkapp_command (Zkapp_command.write_all_proofs_to_disk zc)

let read_all_proofs_from_disk : t -> Stable.Latest.t = function
  | Signed_command sc ->
      Signed_command sc
  | Zkapp_command zc ->
      Zkapp_command (Zkapp_command.read_all_proofs_from_disk zc)

type ('a, 'b) with_forest =
  (Signed_command.t, ('a, 'b) Zkapp_command.with_forest) Poly.t

let to_base64 : Stable.Latest.t -> string = function
  | Signed_command sc ->
      Signed_command.to_base64 sc
  | Zkapp_command zc ->
      Zkapp_command.to_base64 zc

let of_base64 s : Stable.Latest.t Or_error.t =
  match Signed_command.of_base64 s with
  | Ok sc ->
      Ok (Signed_command sc)
  | Error err1 -> (
      match Zkapp_command.of_base64 s with
      | Ok zc ->
          Ok (Zkapp_command zc)
      | Error err2 ->
          Error
            (Error.of_string
               (sprintf
                  "Could decode Base64 neither to signed command (%s), nor to \
                   zkApp (%s)"
                  (Error.to_string_hum err1) (Error.to_string_hum err2) ) ) )

module Zero_one_or_two = struct
  [%%versioned
  module Stable = struct
    module V1 = struct
      type 'a t = [ `Zero | `One of 'a | `Two of 'a * 'a ]
      [@@deriving sexp, compare, equal, hash, yojson]
    end
  end]
end

module Verifiable = struct
  type t =
    ( Signed_command.Stable.Latest.t
    , Zkapp_command.Verifiable.t )
    Poly.Stable.Latest.t
  [@@deriving sexp, compare, equal, hash, yojson, bin_io_unversioned]

  let fee_payer (t : t) =
    match t with
    | Signed_command x ->
        Signed_command.fee_payer x
    | Zkapp_command p ->
        Account_update.Fee_payer.account_id p.fee_payer
end

let to_verifiable (t : t) ~failed ~find_vk : Verifiable.t Or_error.t =
  match t with
  | Signed_command c ->
      Ok (Signed_command c)
  | Zkapp_command cmd ->
      Zkapp_command.Verifiable.create ~failed ~find_vk cmd
      |> Or_error.map ~f:(fun cmd -> Zkapp_command cmd)

module Make_to_all_verifiable
    (Strategy : Zkapp_command.Verifiable.Create_all_intf) =
struct
  let to_all_verifiable (ts : t Strategy.Command_wrapper.t list) ~load_vk_cache
      : Verifiable.t Strategy.Command_wrapper.t list Or_error.t =
    (* TODO: it seems we're just doing noop with the Strategy.Command_wrapper,
       need double-check.
    *)
    let open Or_error.Let_syntax in
    let partitioner (cmd : t Strategy.Command_wrapper.t) =
      match Strategy.Command_wrapper.unwrap cmd with
      | Zkapp_command c ->
          First (Strategy.Command_wrapper.map cmd ~f:(Fn.const c))
      | Signed_command c ->
          Second (Strategy.Command_wrapper.map cmd ~f:(Fn.const c))
    in
    let process_left zk_cmds =
      (* TODO: we could optimize this by skipping the fee payer and non-proof authorizations *)
      let accounts_referenced =
        List.fold_left zk_cmds ~init:Account_id.Set.empty ~f:(fun set zk_cmd ->
            Strategy.Command_wrapper.unwrap zk_cmd
            |> Zkapp_command.accounts_referenced |> Account_id.Set.of_list
            |> Set.union set )
      in
      let vk_cache = load_vk_cache accounts_referenced in
      Strategy.create_all zk_cmds vk_cache
    in
    let process_right =
      List.map ~f:(fun cmd ->
          Strategy.Command_wrapper.map cmd ~f:(fun c -> Signed_command c) )
    in
    let finalizer vzk_cmds_m is_cmds_mapped ~f =
      let%map vzk_cmds = vzk_cmds_m in
      let vzk_cmds_mapped =
        List.map vzk_cmds ~f:(fun cmd ->
            Strategy.Command_wrapper.map cmd ~f:(fun c -> Zkapp_command c) )
      in
      f vzk_cmds_mapped is_cmds_mapped
    in
    List.process_separately ts ~partitioner ~process_left ~process_right
      ~finalizer
end

module Unapplied_sequence =
  Make_to_all_verifiable (Zkapp_command.Verifiable.From_unapplied_sequence)
module Applied_sequence =
  Make_to_all_verifiable (Zkapp_command.Verifiable.From_applied_sequence)

let of_verifiable (t : Verifiable.t) : t =
  match t with
  | Signed_command x ->
      Signed_command x
  | Zkapp_command p ->
      Zkapp_command (Zkapp_command.of_verifiable p)

let fee : (_, _) with_forest -> Currency.Fee.t = function
  | Signed_command x ->
      Signed_command.fee x
  | Zkapp_command p ->
      Zkapp_command.fee p

let has_insufficient_fee ~minimum_fee t = Currency.Fee.(fee t < minimum_fee)

let is_disabled = function
  | Zkapp_command _ ->
      Node_config_unconfigurable_constants.zkapps_disabled
  | _ ->
      false

(* always `Accessed` for fee payer *)
let accounts_accessed (t : (_, _) with_forest) (status : Transaction_status.t) :
    (Account_id.t * [ `Accessed | `Not_accessed ]) list =
  match t with
  | Signed_command x ->
      Signed_command.account_access_statuses x status
  | Zkapp_command ps ->
      Zkapp_command.account_access_statuses ps status

let accounts_referenced (t : (_, _) with_forest) =
  List.map (accounts_accessed t Applied) ~f:(fun (acct_id, _status) -> acct_id)

let fee_payer (t : (_, _) with_forest) =
  match t with
  | Signed_command x ->
      Signed_command.fee_payer x
  | Zkapp_command p ->
      Zkapp_command.fee_payer p

(** The application nonce is the nonce of the fee payer at which a user command can be applied. *)
let applicable_at_nonce (t : (_, _) with_forest) =
  match t with
  | Signed_command x ->
      Signed_command.nonce x
  | Zkapp_command p ->
      Zkapp_command.applicable_at_nonce p

let expected_target_nonce t = Account.Nonce.succ (applicable_at_nonce t)

let extract_vks : t -> (Account_id.t * Verification_key_wire.t) List.t =
  function
  | Signed_command _ ->
      []
  | Zkapp_command cmd ->
      Zkapp_command.extract_vks cmd

(** The target nonce is what the nonce of the fee payer will be after a user command is successfully applied. *)
let target_nonce_on_success (t : (_, _) with_forest) =
  match t with
  | Signed_command x ->
      Account.Nonce.succ (Signed_command.nonce x)
  | Zkapp_command p ->
      Zkapp_command.target_nonce_on_success p

let fee_token (t : (_, _) with_forest) =
  match t with
  | Signed_command x ->
      Signed_command.fee_token x
  | Zkapp_command x ->
      Zkapp_command.fee_token x

let valid_until (t : (_, _) with_forest) =
  match t with
  | Signed_command x ->
      Signed_command.valid_until x
  | Zkapp_command { fee_payer; _ } -> (
      match fee_payer.Account_update.Fee_payer.body.valid_until with
      | Some valid_until ->
          valid_until
      | None ->
          Mina_numbers.Global_slot_since_genesis.max_value )

module Valid = struct
  type t_ = t

  type t = (Signed_command.With_valid_signature.t, Zkapp_command.Valid.t) Poly.t
  [@@deriving sexp, compare, equal, hash, yojson]

  module Gen = Gen_make (Signed_command.With_valid_signature)
end

module For_tests = struct
  let check_verifiable (t : Verifiable.t) : Valid.t Or_error.t =
    match t with
    | Signed_command x -> (
        match Signed_command.check x with
        | Some c ->
            Ok (Signed_command c)
        | None ->
            Or_error.error_string "Invalid signature" )
    | Zkapp_command p ->
        Ok (Zkapp_command (Zkapp_command.Valid.For_tests.of_verifiable p))
end

let forget_check (t : Valid.t) : t =
  match t with
  | Zkapp_command x ->
      Zkapp_command (Zkapp_command.Valid.forget x)
  | Signed_command c ->
      Signed_command (c :> Signed_command.t)

let to_valid_unsafe (t : t) =
  `If_this_is_used_it_should_have_a_comment_justifying_it
    ( match t with
    | Zkapp_command x ->
        let (`If_this_is_used_it_should_have_a_comment_justifying_it x) =
          Zkapp_command.Valid.to_valid_unsafe x
        in
        Zkapp_command x
    | Signed_command x ->
        (* This is safe due to being immediately wrapped again. *)
        let (`If_this_is_used_it_should_have_a_comment_justifying_it x) =
          Signed_command.to_valid_unsafe x
        in
        Signed_command x )

let filter_by_participant (commands : t list) public_key =
  List.filter commands ~f:(fun user_command ->
      Core_kernel.List.exists
        (accounts_referenced user_command)
        ~f:
          (Fn.compose
             (Signature_lib.Public_key.Compressed.equal public_key)
             Account_id.public_key ) )

(* A metric on user commands that should correspond roughly to resource costs
   for validation/application *)
let weight : (_, _) with_forest -> int = function
  | Signed_command signed_command ->
      Signed_command.payload signed_command |> Signed_command_payload.weight
  | Zkapp_command zkapp_command ->
      Zkapp_command.weight zkapp_command

(* Fee per weight unit *)
let fee_per_wu (user_command : (_, _) with_forest) : Currency.Fee_rate.t =
  (*TODO: return Or_error*)
  Currency.Fee_rate.make_exn (fee user_command) (weight user_command)

let valid_size ~genesis_constants = function
  | Signed_command _ ->
      Ok ()
  | Zkapp_command zkapp_command ->
      Zkapp_command.valid_size ~genesis_constants zkapp_command

let has_zero_vesting_period = function
  | Signed_command _ ->
      false
  | Zkapp_command p ->
      Zkapp_command.has_zero_vesting_period p

let is_incompatible_version = function
  | Signed_command _ ->
      false
  | Zkapp_command p ->
      Zkapp_command.is_incompatible_version p

let has_invalid_call_forest : (_, _) with_forest -> bool = function
  | Signed_command _ ->
      false
  | Zkapp_command cmd ->
      List.exists cmd.account_updates ~f:(fun call_forest ->
          let root_may_use_token =
            call_forest.elt.account_update.body.may_use_token
          in
          not (Account_update.May_use_token.equal root_may_use_token No) )

module Well_formedness_error = struct
  (* syntactically-evident errors such that a user command can never succeed *)
  type t =
    | Insufficient_fee
    | Zero_vesting_period
    | Zkapp_too_big of (Error.t[@to_yojson Error_json.error_to_yojson])
    | Zkapp_invalid_call_forest
    | Transaction_type_disabled
    | Incompatible_version
  [@@deriving compare, to_yojson, sexp]

  let to_string = function
    | Insufficient_fee ->
        "Insufficient fee"
    | Zero_vesting_period ->
        "Zero vesting period"
    | Zkapp_too_big err ->
        sprintf "Zkapp too big (%s)" (Error.to_string_hum err)
    | Zkapp_invalid_call_forest ->
        "Zkapp has an invalid call forest (root account updates may not use \
         tokens)"
    | Incompatible_version ->
        "Set verification-key permission is updated to an incompatible version"
    | Transaction_type_disabled ->
        "Transaction type disabled"
end

let check_well_formedness ~(genesis_constants : Genesis_constants.t)
    (t : (_, _) with_forest) : (unit, Well_formedness_error.t list) result =
  let preds =
    let open Well_formedness_error in
    [ ( has_insufficient_fee
          ~minimum_fee:genesis_constants.minimum_user_command_fee
      , Insufficient_fee )
    ; (has_zero_vesting_period, Zero_vesting_period)
    ; (is_incompatible_version, Incompatible_version)
    ; (is_disabled, Transaction_type_disabled)
    ; (has_invalid_call_forest, Zkapp_invalid_call_forest)
    ]
  in
  let errs0 =
    List.fold preds ~init:[] ~f:(fun acc (f, err) ->
        if f t then err :: acc else acc )
  in
  let errs =
    match valid_size ~genesis_constants t with
    | Ok () ->
        errs0
    | Error err ->
        Zkapp_too_big err :: errs0
  in
  if List.is_empty errs then Ok () else Error errs

type fee_payer_summary_t = Signature.t * Account.key * int
[@@deriving yojson, hash]

let fee_payer_summary : (_, _) with_forest -> fee_payer_summary_t = function
  | Zkapp_command cmd ->
      let fp = Zkapp_command.fee_payer_account_update cmd in
      let open Account_update in
      let body = Fee_payer.body fp in
      ( Fee_payer.authorization fp
      , Body.Fee_payer.public_key body
      , Body.Fee_payer.nonce body |> Unsigned.UInt32.to_int )
  | Signed_command cmd ->
      Signed_command.
        (signature cmd, fee_payer_pk cmd, nonce cmd |> Unsigned.UInt32.to_int)

let fee_payer_summary_json tx =
  fee_payer_summary_t_to_yojson (fee_payer_summary tx)

let fee_payer_summary_string tx =
  let signature, pk, nonce = fee_payer_summary tx in
  sprintf "%s (%s %d)"
    (Signature.to_base58_check signature)
    (Signature_lib.Public_key.Compressed.to_base58_check pk)
    nonce

1	open Core_kernel	27✔
2	open Mina_stdlib
3
4	module Poly = struct
5	[%%versioned
6	module Stable = struct
7	module V2 = struct
8	type ('u, 's) t =	57✔
9	('u, 's) Mina_wire_types.Mina_base.User_command.Poly.V2.t =
UNCOV 10	\| Signed_command of 'u	×
UNCOV 11	\| Zkapp_command of 's	×
12	[@@deriving sexp, compare, equal, hash, yojson]	135✔
13
14	let to_latest = Fn.id
15	end
16
17	module V1 = struct
18	type ('u, 's) t = Signed_command of 'u \| Snapp_command of 's	×
19	[@@deriving sexp, compare, equal, hash, yojson]	27✔
20
21	let to_latest : _ t -> _ V2.t = function
22	\| Signed_command x ->	×
23	Signed_command x
24	\| Snapp_command _ ->	×
25	failwith "Snapp_command"
26	end
27	end]
28	end
29
30	type ('u, 's) t_ = ('u, 's) Poly.Stable.Latest.t =
31	\| Signed_command of 'u
32	\| Zkapp_command of 's
33
34	module Gen_make (C : Signed_command_intf.Gen_intf) = struct
35	let to_signed_command f =
36	Quickcheck.Generator.map f ~f:(fun c -> Signed_command c)	2✔
37
38	open C.Gen
39
40	let payment ?sign_type ~key_gen ?nonce ~max_amount ~fee_range () =
UNCOV 41	to_signed_command	×
UNCOV 42	(payment ?sign_type ~key_gen ?nonce ~max_amount ~fee_range ())	×
43
44	let payment_with_random_participants ?sign_type ~keys ?nonce ~max_amount
45	~fee_range () =
46	to_signed_command	1✔
47	(payment_with_random_participants ?sign_type ~keys ?nonce ~max_amount	1✔
48	~fee_range () )
49
50	let stake_delegation ~key_gen ?nonce ~fee_range () =
51	to_signed_command (stake_delegation ~key_gen ?nonce ~fee_range ())	×
52
53	let stake_delegation_with_random_participants ~keys ?nonce ~fee_range () =
54	to_signed_command	×
55	(stake_delegation_with_random_participants ~keys ?nonce ~fee_range ())	×
56
57	let sequence ?length ?sign_type a =
UNCOV 58	Quickcheck.Generator.map	×
UNCOV 59	(sequence ?length ?sign_type a)	×
UNCOV 60	~f:(List.map ~f:(fun c -> Signed_command c))	×
61	end
62
63	module Gen = Gen_make (Signed_command)
64
65	let gen_signed =
66	let module G = Signed_command.Gen in
67	let open Quickcheck.Let_syntax in
68	let%bind keys =
69	Quickcheck.Generator.list_with_length 2	27✔
70	Mina_base_import.Signature_keypair.gen
71	in
UNCOV 72	G.payment_with_random_participants ~sign_type:`Real ~keys:(Array.of_list keys)	×
73	~max_amount:10000 ~fee_range:1000 ()
74
75	let gen = Gen.to_signed_command gen_signed	27✔
76
77	[%%versioned
78	module Stable = struct
79	[@@@no_toplevel_latest_type]
80
81	module V2 = struct
82	type t =	27✔
UNCOV 83	(Signed_command.Stable.V2.t, Zkapp_command.Stable.V1.t) Poly.Stable.V2.t	×
84	[@@deriving sexp, compare, equal, hash, yojson]	135✔
85
86	let to_latest = Fn.id
87	end
88	end]
89
90	type t = (Signed_command.t, Zkapp_command.t) Poly.t	×
UNCOV 91	[@@deriving sexp, compare, equal, hash, yojson]	×
92
93	let write_all_proofs_to_disk : Stable.Latest.t -> t = function
94	\| Signed_command sc ->	×
95	Signed_command sc
96	\| Zkapp_command zc ->	×
97	Zkapp_command (Zkapp_command.write_all_proofs_to_disk zc)	×
98
99	let read_all_proofs_from_disk : t -> Stable.Latest.t = function
100	\| Signed_command sc ->	10,000✔
101	Signed_command sc
102	\| Zkapp_command zc ->	20✔
103	Zkapp_command (Zkapp_command.read_all_proofs_from_disk zc)	20✔
104
105	type ('a, 'b) with_forest =
106	(Signed_command.t, ('a, 'b) Zkapp_command.with_forest) Poly.t
107
108	let to_base64 : Stable.Latest.t -> string = function
UNCOV 109	\| Signed_command sc ->	×
110	Signed_command.to_base64 sc
111	\| Zkapp_command zc ->	×
112	Zkapp_command.to_base64 zc
113
114	let of_base64 s : Stable.Latest.t Or_error.t =
UNCOV 115	match Signed_command.of_base64 s with	×
UNCOV 116	\| Ok sc ->	×
117	Ok (Signed_command sc)
118	\| Error err1 -> (	×
119	match Zkapp_command.of_base64 s with
120	\| Ok zc ->	×
121	Ok (Zkapp_command zc)
122	\| Error err2 ->	×
123	Error
124	(Error.of_string	×
125	(sprintf	×
126	"Could decode Base64 neither to signed command (%s), nor to \
127	zkApp (%s)"
128	(Error.to_string_hum err1) (Error.to_string_hum err2) ) ) )	×
129
130	module Zero_one_or_two = struct
131	[%%versioned
132	module Stable = struct
133	module V1 = struct
134	type 'a t = [ `Zero \| `One of 'a \| `Two of 'a * 'a ]	×
135	[@@deriving sexp, compare, equal, hash, yojson]	27✔
136	end
137	end]
138	end
139
140	module Verifiable = struct
141	type t =	27✔
142	( Signed_command.Stable.Latest.t	×
143	, Zkapp_command.Verifiable.t )	×
144	Poly.Stable.Latest.t	×
145	[@@deriving sexp, compare, equal, hash, yojson, bin_io_unversioned]	108✔
146
147	let fee_payer (t : t) =
148	match t with	×
149	\| Signed_command x ->	×
150	Signed_command.fee_payer x
151	\| Zkapp_command p ->	×
152	Account_update.Fee_payer.account_id p.fee_payer
153	end
154
155	let to_verifiable (t : t) ~failed ~find_vk : Verifiable.t Or_error.t =
156	match t with	×
157	\| Signed_command c ->	×
158	Ok (Signed_command c)
159	\| Zkapp_command cmd ->	×
160	Zkapp_command.Verifiable.create ~failed ~find_vk cmd	×
161	\|> Or_error.map ~f:(fun cmd -> Zkapp_command cmd)	×
162
163	module Make_to_all_verifiable
164	(Strategy : Zkapp_command.Verifiable.Create_all_intf) =
165	struct
166	let to_all_verifiable (ts : t Strategy.Command_wrapper.t list) ~load_vk_cache
167	: Verifiable.t Strategy.Command_wrapper.t list Or_error.t =
168	(* TODO: it seems we're just doing noop with the Strategy.Command_wrapper,
169	need double-check.
170	*)
171	let open Or_error.Let_syntax in	200✔
172	let partitioner (cmd : t Strategy.Command_wrapper.t) =
173	match Strategy.Command_wrapper.unwrap cmd with	480✔
UNCOV 174	\| Zkapp_command c ->	×
UNCOV 175	First (Strategy.Command_wrapper.map cmd ~f:(Fn.const c))	×
176	\| Signed_command c ->	480✔
177	Second (Strategy.Command_wrapper.map cmd ~f:(Fn.const c))	480✔
178	in
179	let process_left zk_cmds =
180	(* TODO: we could optimize this by skipping the fee payer and non-proof authorizations *)
181	let accounts_referenced =	200✔
182	List.fold_left zk_cmds ~init:Account_id.Set.empty ~f:(fun set zk_cmd ->
UNCOV 183	Strategy.Command_wrapper.unwrap zk_cmd	×
UNCOV 184	\|> Zkapp_command.accounts_referenced \|> Account_id.Set.of_list	×
185	\|> Set.union set )
186	in
187	let vk_cache = load_vk_cache accounts_referenced in	200✔
188	Strategy.create_all zk_cmds vk_cache	200✔
189	in
190	let process_right =
191	List.map ~f:(fun cmd ->
192	Strategy.Command_wrapper.map cmd ~f:(fun c -> Signed_command c) )	480✔
193	in
194	let finalizer vzk_cmds_m is_cmds_mapped ~f =
195	let%map vzk_cmds = vzk_cmds_m in
196	let vzk_cmds_mapped =	200✔
197	List.map vzk_cmds ~f:(fun cmd ->
UNCOV 198	Strategy.Command_wrapper.map cmd ~f:(fun c -> Zkapp_command c) )	×
199	in
200	f vzk_cmds_mapped is_cmds_mapped	200✔
201	in
202	List.process_separately ts ~partitioner ~process_left ~process_right
203	~finalizer
204	end
205
206	module Unapplied_sequence =
207	Make_to_all_verifiable (Zkapp_command.Verifiable.From_unapplied_sequence)
208	module Applied_sequence =
209	Make_to_all_verifiable (Zkapp_command.Verifiable.From_applied_sequence)
210
211	let of_verifiable (t : Verifiable.t) : t =
212	match t with	480✔
213	\| Signed_command x ->	480✔
214	Signed_command x
UNCOV 215	\| Zkapp_command p ->	×
UNCOV 216	Zkapp_command (Zkapp_command.of_verifiable p)	×
217
218	let fee : (_, _) with_forest -> Currency.Fee.t = function
219	\| Signed_command x ->	20,000✔
220	Signed_command.fee x
UNCOV 221	\| Zkapp_command p ->	×
222	Zkapp_command.fee p
223
UNCOV 224	let has_insufficient_fee ~minimum_fee t = Currency.Fee.(fee t < minimum_fee)	×
225
226	let is_disabled = function
UNCOV 227	\| Zkapp_command _ ->	×
228	Node_config_unconfigurable_constants.zkapps_disabled
UNCOV 229	\| _ ->	×
230	false
231
232	(* always `Accessed` for fee payer *)
233	let accounts_accessed (t : (_, _) with_forest) (status : Transaction_status.t) :
234	(Account_id.t * [ `Accessed \| `Not_accessed ]) list =
UNCOV 235	match t with	×
UNCOV 236	\| Signed_command x ->	×
237	Signed_command.account_access_statuses x status
UNCOV 238	\| Zkapp_command ps ->	×
239	Zkapp_command.account_access_statuses ps status
240
241	let accounts_referenced (t : (_, _) with_forest) =
UNCOV 242	List.map (accounts_accessed t Applied) ~f:(fun (acct_id, _status) -> acct_id)	×
243
244	let fee_payer (t : (_, _) with_forest) =
245	match t with	480✔
246	\| Signed_command x ->	480✔
247	Signed_command.fee_payer x
UNCOV 248	\| Zkapp_command p ->	×
249	Zkapp_command.fee_payer p
250
251	(** The application nonce is the nonce of the fee payer at which a user command can be applied. *)
252	let applicable_at_nonce (t : (_, _) with_forest) =
UNCOV 253	match t with	×
UNCOV 254	\| Signed_command x ->	×
255	Signed_command.nonce x
UNCOV 256	\| Zkapp_command p ->	×
257	Zkapp_command.applicable_at_nonce p
258
UNCOV 259	let expected_target_nonce t = Account.Nonce.succ (applicable_at_nonce t)	×
260
261	let extract_vks : t -> (Account_id.t * Verification_key_wire.t) List.t =
262	function
UNCOV 263	\| Signed_command _ ->	×
264	[]
UNCOV 265	\| Zkapp_command cmd ->	×
266	Zkapp_command.extract_vks cmd
267
268	(** The target nonce is what the nonce of the fee payer will be after a user command is successfully applied. *)
269	let target_nonce_on_success (t : (_, _) with_forest) =
270	match t with	×
271	\| Signed_command x ->	×
272	Account.Nonce.succ (Signed_command.nonce x)	×
273	\| Zkapp_command p ->	×
274	Zkapp_command.target_nonce_on_success p
275
276	let fee_token (t : (_, _) with_forest) =
UNCOV 277	match t with	×
UNCOV 278	\| Signed_command x ->	×
279	Signed_command.fee_token x
UNCOV 280	\| Zkapp_command x ->	×
281	Zkapp_command.fee_token x
282
283	let valid_until (t : (_, _) with_forest) =
UNCOV 284	match t with	×
UNCOV 285	\| Signed_command x ->	×
286	Signed_command.valid_until x
UNCOV 287	\| Zkapp_command { fee_payer; _ } -> (	×
288	match fee_payer.Account_update.Fee_payer.body.valid_until with
UNCOV 289	\| Some valid_until ->	×
290	valid_until
UNCOV 291	\| None ->	×
292	Mina_numbers.Global_slot_since_genesis.max_value )
293
294	module Valid = struct
295	type t_ = t
296
297	type t = (Signed_command.With_valid_signature.t, Zkapp_command.Valid.t) Poly.t	×
UNCOV 298	[@@deriving sexp, compare, equal, hash, yojson]	×
299
300	module Gen = Gen_make (Signed_command.With_valid_signature)
301	end
302
303	module For_tests = struct
304	let check_verifiable (t : Verifiable.t) : Valid.t Or_error.t =
UNCOV 305	match t with	×
306	\| Signed_command x -> (	×
307	match Signed_command.check x with
308	\| Some c ->	×
309	Ok (Signed_command c)
310	\| None ->	×
311	Or_error.error_string "Invalid signature" )
UNCOV 312	\| Zkapp_command p ->	×
UNCOV 313	Ok (Zkapp_command (Zkapp_command.Valid.For_tests.of_verifiable p))	×
314	end
315
316	let forget_check (t : Valid.t) : t =
317	match t with	22,560✔
UNCOV 318	\| Zkapp_command x ->	×
UNCOV 319	Zkapp_command (Zkapp_command.Valid.forget x)	×
320	\| Signed_command c ->	22,560✔
321	Signed_command (c :> Signed_command.t)
322
323	let to_valid_unsafe (t : t) =
324	`If_this_is_used_it_should_have_a_comment_justifying_it	960✔
325	( match t with
UNCOV 326	\| Zkapp_command x ->	×
327	let (`If_this_is_used_it_should_have_a_comment_justifying_it x) =
328	Zkapp_command.Valid.to_valid_unsafe x
329	in
UNCOV 330	Zkapp_command x	×
331	\| Signed_command x ->	960✔
332	(* This is safe due to being immediately wrapped again. *)
333	let (`If_this_is_used_it_should_have_a_comment_justifying_it x) =
334	Signed_command.to_valid_unsafe x
335	in
336	Signed_command x )	960✔
337
338	let filter_by_participant (commands : t list) public_key =
339	List.filter commands ~f:(fun user_command ->	×
340	Core_kernel.List.exists	×
341	(accounts_referenced user_command)	×
342	~f:
343	(Fn.compose	×
344	(Signature_lib.Public_key.Compressed.equal public_key)	×
345	Account_id.public_key ) )
346
347	(* A metric on user commands that should correspond roughly to resource costs
348	for validation/application *)
349	let weight : (_, _) with_forest -> int = function
UNCOV 350	\| Signed_command signed_command ->	×
UNCOV 351	Signed_command.payload signed_command \|> Signed_command_payload.weight	×
UNCOV 352	\| Zkapp_command zkapp_command ->	×
353	Zkapp_command.weight zkapp_command
354
355	(* Fee per weight unit *)
356	let fee_per_wu (user_command : (_, _) with_forest) : Currency.Fee_rate.t =
357	(TODO: return Or_error)
UNCOV 358	Currency.Fee_rate.make_exn (fee user_command) (weight user_command)	×
359
360	let valid_size ~genesis_constants = function
UNCOV 361	\| Signed_command _ ->	×
362	Ok ()
UNCOV 363	\| Zkapp_command zkapp_command ->	×
364	Zkapp_command.valid_size ~genesis_constants zkapp_command
365
366	let has_zero_vesting_period = function
UNCOV 367	\| Signed_command _ ->	×
368	false
UNCOV 369	\| Zkapp_command p ->	×
370	Zkapp_command.has_zero_vesting_period p
371
372	let is_incompatible_version = function
UNCOV 373	\| Signed_command _ ->	×
374	false
UNCOV 375	\| Zkapp_command p ->	×
376	Zkapp_command.is_incompatible_version p
377
378	let has_invalid_call_forest : (_, _) with_forest -> bool = function
UNCOV 379	\| Signed_command _ ->	×
380	false
UNCOV 381	\| Zkapp_command cmd ->	×
382	List.exists cmd.account_updates ~f:(fun call_forest ->
UNCOV 383	let root_may_use_token =	×
384	call_forest.elt.account_update.body.may_use_token
385	in
UNCOV 386	not (Account_update.May_use_token.equal root_may_use_token No) )	×
387
388	module Well_formedness_error = struct
389	(* syntactically-evident errors such that a user command can never succeed *)
UNCOV 390	type t =	×
391	\| Insufficient_fee	×
392	\| Zero_vesting_period	×
393	\| Zkapp_too_big of (Error.t[@to_yojson Error_json.error_to_yojson])	×
394	\| Zkapp_invalid_call_forest	×
395	\| Transaction_type_disabled	×
396	\| Incompatible_version	×
397	[@@deriving compare, to_yojson, sexp]
398
399	let to_string = function
400	\| Insufficient_fee ->	×
401	"Insufficient fee"
402	\| Zero_vesting_period ->	×
403	"Zero vesting period"
404	\| Zkapp_too_big err ->	×
405	sprintf "Zkapp too big (%s)" (Error.to_string_hum err)	×
406	\| Zkapp_invalid_call_forest ->	×
407	"Zkapp has an invalid call forest (root account updates may not use \
408	tokens)"
409	\| Incompatible_version ->	×
410	"Set verification-key permission is updated to an incompatible version"
411	\| Transaction_type_disabled ->	×
412	"Transaction type disabled"
413	end
414
415	let check_well_formedness ~(genesis_constants : Genesis_constants.t)
416	(t : (_, _) with_forest) : (unit, Well_formedness_error.t list) result =
UNCOV 417	let preds =	×
418	let open Well_formedness_error in
419	[ ( has_insufficient_fee
420	~minimum_fee:genesis_constants.minimum_user_command_fee
421	, Insufficient_fee )
422	; (has_zero_vesting_period, Zero_vesting_period)
423	; (is_incompatible_version, Incompatible_version)
424	; (is_disabled, Transaction_type_disabled)
425	; (has_invalid_call_forest, Zkapp_invalid_call_forest)
426	]
427	in
428	let errs0 =
429	List.fold preds ~init:[] ~f:(fun acc (f, err) ->
UNCOV 430	if f t then err :: acc else acc )	×
431	in
UNCOV 432	let errs =	×
433	match valid_size ~genesis_constants t with
UNCOV 434	\| Ok () ->	×
435	errs0
436	\| Error err ->	×
437	Zkapp_too_big err :: errs0
438	in
UNCOV 439	if List.is_empty errs then Ok () else Error errs	×
440
441	type fee_payer_summary_t = Signature.t * Account.key * int	×
442	[@@deriving yojson, hash]	×
443
444	let fee_payer_summary : (_, _) with_forest -> fee_payer_summary_t = function
UNCOV 445	\| Zkapp_command cmd ->	×
446	let fp = Zkapp_command.fee_payer_account_update cmd in
UNCOV 447	let open Account_update in	×
448	let body = Fee_payer.body fp in
UNCOV 449	( Fee_payer.authorization fp	×
UNCOV 450	, Body.Fee_payer.public_key body	×
UNCOV 451	, Body.Fee_payer.nonce body \|> Unsigned.UInt32.to_int )	×
UNCOV 452	\| Signed_command cmd ->	×
453	Signed_command.
UNCOV 454	(signature cmd, fee_payer_pk cmd, nonce cmd \|> Unsigned.UInt32.to_int)	×
455
456	let fee_payer_summary_json tx =
UNCOV 457	fee_payer_summary_t_to_yojson (fee_payer_summary tx)	×
458
459	let fee_payer_summary_string tx =
UNCOV 460	let signature, pk, nonce = fee_payer_summary tx in	×
UNCOV 461	sprintf "%s (%s %d)"	×
UNCOV 462	(Signature.to_base58_check signature)	×
UNCOV 463	(Signature_lib.Public_key.Compressed.to_base58_check pk)	×
464	nonce	27✔

MinaProtocol / mina / 71

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