1079 lines
52 KiB
OCaml
1079 lines
52 KiB
OCaml
(*****************************************************************************)
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(* *)
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(* Open Source License *)
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(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
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(* *)
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(* Permission is hereby granted, free of charge, to any person obtaining a *)
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(* copy of this software and associated documentation files (the "Software"),*)
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(* to deal in the Software without restriction, including without limitation *)
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(* the rights to use, copy, modify, merge, publish, distribute, sublicense, *)
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(* and/or sell copies of the Software, and to permit persons to whom the *)
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(* Software is furnished to do so, subject to the following conditions: *)
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(* *)
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(* The above copyright notice and this permission notice shall be included *)
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(* in all copies or substantial portions of the Software. *)
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(* *)
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(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
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(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *)
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(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *)
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(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
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(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *)
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(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *)
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(* DEALINGS IN THE SOFTWARE. *)
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(* *)
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(*****************************************************************************)
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(** Tezos Protocol Implementation - Main Entry Points *)
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open Alpha_context
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type error += Wrong_voting_period of Voting_period.t * Voting_period.t (* `Temporary *)
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type error += Wrong_endorsement_predecessor of Block_hash.t * Block_hash.t (* `Temporary *)
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type error += Duplicate_endorsement of Signature.Public_key_hash.t (* `Branch *)
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type error += Invalid_endorsement_level
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type error += Invalid_commitment of { expected: bool }
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type error += Internal_operation_replay of packed_internal_operation
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type error += Invalid_double_endorsement_evidence (* `Permanent *)
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type error += Inconsistent_double_endorsement_evidence
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of { delegate1: Signature.Public_key_hash.t ; delegate2: Signature.Public_key_hash.t } (* `Permanent *)
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type error += Unrequired_double_endorsement_evidence (* `Branch*)
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type error += Too_early_double_endorsement_evidence
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of { level: Raw_level.t ; current: Raw_level.t } (* `Temporary *)
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type error += Outdated_double_endorsement_evidence
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of { level: Raw_level.t ; last: Raw_level.t } (* `Permanent *)
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type error += Invalid_double_baking_evidence
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of { hash1: Block_hash.t ;
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level1: Int32.t ;
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hash2: Block_hash.t ;
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level2: Int32.t } (* `Permanent *)
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type error += Inconsistent_double_baking_evidence
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of { delegate1: Signature.Public_key_hash.t ; delegate2: Signature.Public_key_hash.t } (* `Permanent *)
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type error += Unrequired_double_baking_evidence (* `Branch*)
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type error += Too_early_double_baking_evidence
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of { level: Raw_level.t ; current: Raw_level.t } (* `Temporary *)
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type error += Outdated_double_baking_evidence
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of { level: Raw_level.t ; last: Raw_level.t } (* `Permanent *)
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type error += Invalid_activation of { pkh : Ed25519.Public_key_hash.t }
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type error += Multiple_revelation
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type error += Gas_quota_exceeded_init_deserialize (* Permanent *)
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type error +=
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Not_enough_endorsements_for_priority of
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{ required : int ;
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priority : int ;
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endorsements : int ;
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timestamp: Time.t }
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let () =
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register_error_kind
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`Temporary
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~id:"operation.wrong_endorsement_predecessor"
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~title:"Wrong endorsement predecessor"
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~description:"Trying to include an endorsement in a block \
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that is not the successor of the endorsed one"
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~pp:(fun ppf (e, p) ->
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Format.fprintf ppf "Wrong predecessor %a, expected %a"
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Block_hash.pp p Block_hash.pp e)
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Data_encoding.(obj2
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(req "expected" Block_hash.encoding)
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(req "provided" Block_hash.encoding))
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(function Wrong_endorsement_predecessor (e, p) -> Some (e, p) | _ -> None)
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(fun (e, p) -> Wrong_endorsement_predecessor (e, p)) ;
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register_error_kind
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`Temporary
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~id:"operation.wrong_voting_period"
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~title:"Wrong voting period"
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~description:"Trying to onclude a proposal or ballot \
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meant for another voting period"
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~pp:(fun ppf (e, p) ->
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Format.fprintf ppf "Wrong voting period %a, current is %a"
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Voting_period.pp p Voting_period.pp e)
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Data_encoding.(obj2
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(req "current" Voting_period.encoding)
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(req "provided" Voting_period.encoding))
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(function Wrong_voting_period (e, p) -> Some (e, p) | _ -> None)
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(fun (e, p) -> Wrong_voting_period (e, p));
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register_error_kind
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`Branch
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~id:"operation.duplicate_endorsement"
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~title:"Duplicate endorsement"
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~description:"Two endorsements received from same delegate"
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~pp:(fun ppf k ->
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Format.fprintf ppf "Duplicate endorsement from delegate %a (possible replay attack)."
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Signature.Public_key_hash.pp_short k)
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Data_encoding.(obj1 (req "delegate" Signature.Public_key_hash.encoding))
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(function Duplicate_endorsement k -> Some k | _ -> None)
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(fun k -> Duplicate_endorsement k);
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register_error_kind
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`Temporary
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~id:"operation.invalid_endorsement_level"
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~title:"Unexpected level in endorsement"
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~description:"The level of an endorsement is inconsistent with the \
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\ provided block hash."
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~pp:(fun ppf () ->
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Format.fprintf ppf "Unexpected level in endorsement.")
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Data_encoding.unit
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(function Invalid_endorsement_level -> Some () | _ -> None)
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(fun () -> Invalid_endorsement_level) ;
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register_error_kind
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`Permanent
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~id:"block.invalid_commitment"
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~title:"Invalid commitment in block header"
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~description:"The block header has invalid commitment."
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~pp:(fun ppf expected ->
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if expected then
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Format.fprintf ppf "Missing seed's nonce commitment in block header."
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else
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Format.fprintf ppf "Unexpected seed's nonce commitment in block header.")
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Data_encoding.(obj1 (req "expected" bool))
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(function Invalid_commitment { expected } -> Some expected | _ -> None)
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(fun expected -> Invalid_commitment { expected }) ;
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register_error_kind
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`Permanent
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~id:"internal_operation_replay"
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~title:"Internal operation replay"
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~description:"An internal operation was emitted twice by a script"
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~pp:(fun ppf (Internal_operation { nonce ; _ }) ->
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Format.fprintf ppf "Internal operation %d was emitted twice by a script" nonce)
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Operation.internal_operation_encoding
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(function Internal_operation_replay op -> Some op | _ -> None)
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(fun op -> Internal_operation_replay op) ;
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register_error_kind
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`Permanent
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~id:"block.invalid_double_endorsement_evidence"
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~title:"Invalid double endorsement evidence"
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~description:"A double-endorsement evidence is malformed"
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~pp:(fun ppf () ->
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Format.fprintf ppf "Malformed double-endorsement evidence")
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Data_encoding.empty
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(function Invalid_double_endorsement_evidence -> Some () | _ -> None)
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(fun () -> Invalid_double_endorsement_evidence) ;
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register_error_kind
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`Permanent
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~id:"block.inconsistent_double_endorsement_evidence"
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~title:"Inconsistent double endorsement evidence"
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~description:"A double-endorsement evidence is inconsistent \
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\ (two distinct delegates)"
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~pp:(fun ppf (delegate1, delegate2) ->
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Format.fprintf ppf
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"Inconsistent double-endorsement evidence \
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\ (distinct delegate: %a and %a)"
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Signature.Public_key_hash.pp_short delegate1
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Signature.Public_key_hash.pp_short delegate2)
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Data_encoding.(obj2
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(req "delegate1" Signature.Public_key_hash.encoding)
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(req "delegate2" Signature.Public_key_hash.encoding))
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(function
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| Inconsistent_double_endorsement_evidence { delegate1 ; delegate2 } ->
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Some (delegate1, delegate2)
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| _ -> None)
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(fun (delegate1, delegate2) ->
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Inconsistent_double_endorsement_evidence { delegate1 ; delegate2 }) ;
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register_error_kind
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`Branch
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~id:"block.unrequired_double_endorsement_evidence"
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~title:"Unrequired double endorsement evidence"
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~description:"A double-endorsement evidence is unrequired"
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~pp:(fun ppf () ->
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Format.fprintf ppf "A valid double-endorsement operation cannot \
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\ be applied: the associated delegate \
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\ has previously been denunciated in this cycle.")
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Data_encoding.empty
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(function Unrequired_double_endorsement_evidence -> Some () | _ -> None)
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(fun () -> Unrequired_double_endorsement_evidence) ;
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register_error_kind
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`Temporary
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~id:"block.too_early_double_endorsement_evidence"
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~title:"Too early double endorsement evidence"
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~description:"A double-endorsement evidence is in the future"
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~pp:(fun ppf (level, current) ->
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Format.fprintf ppf
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"A double-endorsement evidence is in the future \
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\ (current level: %a, endorsement level: %a)"
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Raw_level.pp current
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Raw_level.pp level)
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Data_encoding.(obj2
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(req "level" Raw_level.encoding)
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(req "current" Raw_level.encoding))
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(function
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| Too_early_double_endorsement_evidence { level ; current } ->
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Some (level, current)
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| _ -> None)
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(fun (level, current) ->
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Too_early_double_endorsement_evidence { level ; current }) ;
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register_error_kind
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`Permanent
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~id:"block.outdated_double_endorsement_evidence"
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~title:"Outdated double endorsement evidence"
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~description:"A double-endorsement evidence is outdated."
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~pp:(fun ppf (level, last) ->
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Format.fprintf ppf
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"A double-endorsement evidence is outdated \
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\ (last acceptable level: %a, endorsement level: %a)"
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Raw_level.pp last
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Raw_level.pp level)
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Data_encoding.(obj2
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(req "level" Raw_level.encoding)
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(req "last" Raw_level.encoding))
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(function
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| Outdated_double_endorsement_evidence { level ; last } ->
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Some (level, last)
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| _ -> None)
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(fun (level, last) ->
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Outdated_double_endorsement_evidence { level ; last }) ;
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register_error_kind
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`Permanent
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~id:"block.invalid_double_baking_evidence"
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~title:"Invalid double baking evidence"
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~description:"A double-baking evidence is inconsistent \
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\ (two distinct level)"
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~pp:(fun ppf (hash1, level1, hash2, level2) ->
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Format.fprintf ppf
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"Invalid double-baking evidence (hash: %a and %a, levels: %ld and %ld)"
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Block_hash.pp hash1 Block_hash.pp hash2
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level1 level2)
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Data_encoding.(obj4
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(req "hash1" Block_hash.encoding)
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(req "level1" int32)
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(req "hash2" Block_hash.encoding)
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(req "level2" int32))
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(function
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| Invalid_double_baking_evidence { hash1 ; level1 ; hash2 ; level2 } ->
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Some (hash1, level1, hash2, level2)
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| _ -> None)
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(fun (hash1, level1, hash2, level2) ->
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Invalid_double_baking_evidence { hash1 ; level1 ; hash2 ; level2 }) ;
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register_error_kind
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`Permanent
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~id:"block.inconsistent_double_baking_evidence"
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~title:"Inconsistent double baking evidence"
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~description:"A double-baking evidence is inconsistent \
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\ (two distinct delegates)"
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~pp:(fun ppf (delegate1, delegate2) ->
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Format.fprintf ppf
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"Inconsistent double-baking evidence \
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\ (distinct delegate: %a and %a)"
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Signature.Public_key_hash.pp_short delegate1
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Signature.Public_key_hash.pp_short delegate2)
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Data_encoding.(obj2
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(req "delegate1" Signature.Public_key_hash.encoding)
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(req "delegate2" Signature.Public_key_hash.encoding))
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(function
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| Inconsistent_double_baking_evidence { delegate1 ; delegate2 } ->
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Some (delegate1, delegate2)
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| _ -> None)
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(fun (delegate1, delegate2) ->
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Inconsistent_double_baking_evidence { delegate1 ; delegate2 }) ;
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register_error_kind
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`Branch
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~id:"block.unrequired_double_baking_evidence"
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~title:"Unrequired double baking evidence"
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~description:"A double-baking evidence is unrequired"
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~pp:(fun ppf () ->
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Format.fprintf ppf "A valid double-baking operation cannot \
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\ be applied: the associated delegate \
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\ has previously been denunciated in this cycle.")
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Data_encoding.empty
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(function Unrequired_double_baking_evidence -> Some () | _ -> None)
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(fun () -> Unrequired_double_baking_evidence) ;
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register_error_kind
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`Temporary
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~id:"block.too_early_double_baking_evidence"
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~title:"Too early double baking evidence"
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~description:"A double-baking evidence is in the future"
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~pp:(fun ppf (level, current) ->
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Format.fprintf ppf
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"A double-baking evidence is in the future \
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\ (current level: %a, baking level: %a)"
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Raw_level.pp current
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Raw_level.pp level)
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Data_encoding.(obj2
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(req "level" Raw_level.encoding)
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(req "current" Raw_level.encoding))
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(function
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| Too_early_double_baking_evidence { level ; current } ->
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Some (level, current)
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| _ -> None)
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(fun (level, current) ->
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Too_early_double_baking_evidence { level ; current }) ;
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register_error_kind
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`Permanent
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~id:"block.outdated_double_baking_evidence"
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~title:"Outdated double baking evidence"
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~description:"A double-baking evidence is outdated."
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~pp:(fun ppf (level, last) ->
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Format.fprintf ppf
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"A double-baking evidence is outdated \
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\ (last acceptable level: %a, baking level: %a)"
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Raw_level.pp last
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Raw_level.pp level)
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Data_encoding.(obj2
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(req "level" Raw_level.encoding)
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(req "last" Raw_level.encoding))
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(function
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| Outdated_double_baking_evidence { level ; last } ->
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Some (level, last)
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| _ -> None)
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(fun (level, last) ->
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Outdated_double_baking_evidence { level ; last }) ;
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register_error_kind
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`Permanent
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~id:"operation.invalid_activation"
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~title:"Invalid activation"
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~description:"The given key and secret do not correspond to any \
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existing preallocated contract"
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~pp:(fun ppf pkh ->
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Format.fprintf ppf "Invalid activation. The public key %a does \
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not match any commitment."
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Ed25519.Public_key_hash.pp pkh
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)
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Data_encoding.(obj1 (req "pkh" Ed25519.Public_key_hash.encoding))
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(function Invalid_activation { pkh } -> Some pkh | _ -> None)
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(fun pkh -> Invalid_activation { pkh } ) ;
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register_error_kind
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`Permanent
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~id:"block.multiple_revelation"
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~title:"Multiple revelations were included in a manager operation"
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~description:"A manager operation should not contain more than one revelation"
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~pp:(fun ppf () ->
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Format.fprintf ppf
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"Multiple revelations were included in a manager operation")
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Data_encoding.empty
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(function Multiple_revelation -> Some () | _ -> None)
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(fun () -> Multiple_revelation) ;
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register_error_kind
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`Permanent
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~id:"gas_exhausted.init_deserialize"
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~title:"Not enough gas for initial deserialization of script expresions"
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~description:"Gas limit was not high enough to deserialize the \
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transaction parameters or origination script code or \
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initial storage, making the operation impossible to \
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parse within the provided gas bounds."
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Data_encoding.empty
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(function Gas_quota_exceeded_init_deserialize -> Some () | _ -> None)
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(fun () -> Gas_quota_exceeded_init_deserialize) ;
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register_error_kind
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`Permanent
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~id:"operation.not_enought_endorsements_for_priority"
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~title:"Not enough endorsements for priority"
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~description:"The block being validated does not include the \
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required minimum number of endorsements for this priority."
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~pp:(fun ppf (required, endorsements, priority, timestamp) ->
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Format.fprintf ppf "Wrong number of endorsements (%i) for \
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priority (%i), %i are expected at %a"
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endorsements priority required Time.pp_hum timestamp)
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Data_encoding.(obj4
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(req "required" int31)
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(req "endorsements" int31)
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(req "priority" int31)
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(req "timestamp" Time.encoding))
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(function Not_enough_endorsements_for_priority
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{ required ; endorsements ; priority ; timestamp } ->
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Some (required, endorsements, priority, timestamp) | _ -> None)
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(fun (required, endorsements, priority, timestamp) ->
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Not_enough_endorsements_for_priority
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{ required ; endorsements ; priority ; timestamp })
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open Apply_results
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let apply_manager_operation_content :
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type kind.
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( Alpha_context.t -> Script_ir_translator.unparsing_mode -> payer:Contract.t -> source:Contract.t ->
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chain_id:Chain_id.t -> internal:bool -> kind manager_operation ->
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(context * kind successful_manager_operation_result * packed_internal_operation list) tzresult Lwt.t ) =
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fun ctxt mode ~payer ~source ~chain_id ~internal operation ->
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let before_operation =
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(* This context is not used for backtracking. Only to compute
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gas consumption and originations for the operation result. *)
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ctxt in
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Contract.must_exist ctxt source >>=? fun () ->
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Lwt.return (Gas.consume ctxt Michelson_v1_gas.Cost_of.manager_operation) >>=? fun ctxt ->
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match operation with
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| Reveal _ ->
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return (* No-op: action already performed by `precheck_manager_contents`. *)
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(ctxt, (Reveal_result { consumed_gas = Gas.consumed ~since:before_operation ~until:ctxt } : kind successful_manager_operation_result), [])
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| Transaction { amount ; parameters ; destination ; entrypoint } -> begin
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Contract.spend ctxt source amount >>=? fun ctxt ->
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begin match Contract.is_implicit destination with
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| None -> return (ctxt, [], false)
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| Some _ ->
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Contract.allocated ctxt destination >>=? function
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| true -> return (ctxt, [], false)
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| false ->
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Fees.origination_burn ctxt >>=? fun (ctxt, origination_burn) ->
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return (ctxt, [ Delegate.Contract payer, Delegate.Debited origination_burn ], true)
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end >>=? fun (ctxt, maybe_burn_balance_update, allocated_destination_contract) ->
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Contract.credit ctxt destination amount >>=? fun ctxt ->
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Contract.get_script ctxt destination >>=? fun (ctxt, script) ->
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match script with
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| None -> begin
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begin match entrypoint with
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| "default" -> return ()
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| entrypoint -> fail (Script_tc_errors.No_such_entrypoint entrypoint)
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end >>=? fun () ->
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Script.force_decode ctxt parameters >>=? fun (arg, ctxt) -> (* see [note] *)
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(* [note]: for toplevel ops, cost is nil since the
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lazy value has already been forced at precheck, so
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we compute and consume the full cost again *)
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let cost_arg = Script.deserialized_cost arg in
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Lwt.return (Gas.consume ctxt cost_arg) >>=? fun ctxt ->
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match Micheline.root arg with
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| Prim (_, D_Unit, [], _) ->
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(* Allow [Unit] parameter to non-scripted contracts. *)
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return ctxt
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| _ -> fail (Script_interpreter.Bad_contract_parameter destination)
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end >>=? fun ctxt ->
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let result =
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Transaction_result
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{ storage = None ;
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|
big_map_diff = None;
|
|
balance_updates =
|
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Delegate.cleanup_balance_updates
|
|
([ Delegate.Contract source, Delegate.Debited amount ;
|
|
Contract destination, Credited amount ]
|
|
@ maybe_burn_balance_update) ;
|
|
originated_contracts = [] ;
|
|
consumed_gas = Gas.consumed ~since:before_operation ~until:ctxt ;
|
|
storage_size = Z.zero ;
|
|
paid_storage_size_diff = Z.zero ;
|
|
allocated_destination_contract ;
|
|
} in
|
|
return (ctxt, result, [])
|
|
| Some script ->
|
|
Script.force_decode ctxt parameters >>=? fun (parameter, ctxt) -> (* see [note] *)
|
|
let cost_parameter = Script.deserialized_cost parameter in
|
|
Lwt.return (Gas.consume ctxt cost_parameter) >>=? fun ctxt ->
|
|
let step_constants =
|
|
let open Script_interpreter in
|
|
{ source ;
|
|
payer ;
|
|
self = destination ;
|
|
amount ;
|
|
chain_id } in
|
|
Script_interpreter.execute
|
|
ctxt mode step_constants ~script ~parameter ~entrypoint
|
|
>>=? fun { ctxt ; storage ; big_map_diff ; operations } ->
|
|
Contract.update_script_storage
|
|
ctxt destination storage big_map_diff >>=? fun ctxt ->
|
|
Fees.record_paid_storage_space
|
|
ctxt destination >>=? fun (ctxt, new_size, paid_storage_size_diff, fees) ->
|
|
Contract.originated_from_current_nonce
|
|
~since: before_operation
|
|
~until: ctxt >>=? fun originated_contracts ->
|
|
let result =
|
|
Transaction_result
|
|
{ storage = Some storage ;
|
|
big_map_diff;
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract payer, Debited fees ;
|
|
Contract source, Debited amount ;
|
|
Contract destination, Credited amount ] ;
|
|
originated_contracts ;
|
|
consumed_gas = Gas.consumed ~since:before_operation ~until:ctxt ;
|
|
storage_size = new_size ;
|
|
paid_storage_size_diff ;
|
|
allocated_destination_contract } in
|
|
return (ctxt, result, operations)
|
|
end
|
|
| Origination { delegate ; script ; preorigination ; credit } ->
|
|
Script.force_decode ctxt script.storage >>=? fun (unparsed_storage, ctxt) -> (* see [note] *)
|
|
Lwt.return (Gas.consume ctxt (Script.deserialized_cost unparsed_storage)) >>=? fun ctxt ->
|
|
Script.force_decode ctxt script.code >>=? fun (unparsed_code, ctxt) -> (* see [note] *)
|
|
Lwt.return (Gas.consume ctxt (Script.deserialized_cost unparsed_code)) >>=? fun ctxt ->
|
|
Script_ir_translator.parse_script ctxt ~legacy:false script >>=? fun (Ex_script parsed_script, ctxt) ->
|
|
Script_ir_translator.collect_big_maps ctxt parsed_script.storage_type parsed_script.storage >>=? fun (to_duplicate, ctxt) ->
|
|
let to_update = Script_ir_translator.no_big_map_id in
|
|
Script_ir_translator.extract_big_map_diff ctxt Optimized parsed_script.storage_type parsed_script.storage
|
|
~to_duplicate ~to_update ~temporary:false >>=? fun (storage, big_map_diff, ctxt) ->
|
|
Script_ir_translator.unparse_data ctxt Optimized parsed_script.storage_type storage >>=? fun (storage, ctxt) ->
|
|
let storage = Script.lazy_expr (Micheline.strip_locations storage) in
|
|
let script = { script with storage } in
|
|
Contract.spend ctxt source credit >>=? fun ctxt ->
|
|
begin match preorigination with
|
|
| Some contract ->
|
|
assert internal ;
|
|
(* The preorigination field is only used to early return
|
|
the address of an originated contract in Michelson.
|
|
It cannot come from the outside. *)
|
|
return (ctxt, contract)
|
|
| None ->
|
|
Contract.fresh_contract_from_current_nonce ctxt
|
|
end >>=? fun (ctxt, contract) ->
|
|
Contract.originate ctxt contract
|
|
~delegate ~balance:credit
|
|
~script:(script, big_map_diff) >>=? fun ctxt ->
|
|
Fees.origination_burn ctxt >>=? fun (ctxt, origination_burn) ->
|
|
Fees.record_paid_storage_space ctxt contract >>=? fun (ctxt, size, paid_storage_size_diff, fees) ->
|
|
let result =
|
|
Origination_result
|
|
{ big_map_diff ;
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract payer, Debited fees ;
|
|
Contract payer, Debited origination_burn ;
|
|
Contract source, Debited credit ;
|
|
Contract contract, Credited credit ] ;
|
|
originated_contracts = [ contract ] ;
|
|
consumed_gas = Gas.consumed ~since:before_operation ~until:ctxt ;
|
|
storage_size = size ;
|
|
paid_storage_size_diff } in
|
|
return (ctxt, result, [])
|
|
| Delegation delegate ->
|
|
Delegate.set ctxt source delegate >>=? fun ctxt ->
|
|
return (ctxt, Delegation_result { consumed_gas = Gas.consumed ~since:before_operation ~until:ctxt }, [])
|
|
|
|
let apply_internal_manager_operations ctxt mode ~payer ~chain_id ops =
|
|
let rec apply ctxt applied worklist =
|
|
match worklist with
|
|
| [] -> Lwt.return (`Success ctxt, List.rev applied)
|
|
| (Internal_operation
|
|
({ source ; operation ; nonce } as op)) :: rest ->
|
|
begin
|
|
if internal_nonce_already_recorded ctxt nonce then
|
|
fail (Internal_operation_replay (Internal_operation op))
|
|
else
|
|
let ctxt = record_internal_nonce ctxt nonce in
|
|
apply_manager_operation_content
|
|
ctxt mode ~source ~payer ~chain_id ~internal:true operation
|
|
end >>= function
|
|
| Error errors ->
|
|
let result =
|
|
Internal_operation_result (op, Failed (manager_kind op.operation, errors)) in
|
|
let skipped =
|
|
List.rev_map
|
|
(fun (Internal_operation op) ->
|
|
Internal_operation_result (op, Skipped (manager_kind op.operation)))
|
|
rest in
|
|
Lwt.return (`Failure, List.rev (skipped @ (result :: applied)))
|
|
| Ok (ctxt, result, emitted) ->
|
|
apply ctxt
|
|
(Internal_operation_result (op, Applied result) :: applied)
|
|
(rest @ emitted) in
|
|
apply ctxt [] ops
|
|
|
|
let precheck_manager_contents
|
|
(type kind) ctxt chain_id raw_operation (op : kind Kind.manager contents)
|
|
: context tzresult Lwt.t =
|
|
let Manager_operation { source ; fee ; counter ; operation ; gas_limit ; storage_limit } = op in
|
|
Lwt.return (Gas.check_limit ctxt gas_limit) >>=? fun () ->
|
|
let ctxt = Gas.set_limit ctxt gas_limit in
|
|
Lwt.return (Fees.check_storage_limit ctxt storage_limit) >>=? fun () ->
|
|
Contract.must_be_allocated ctxt (Contract.implicit_contract source) >>=? fun () ->
|
|
Contract.check_counter_increment ctxt source counter >>=? fun () ->
|
|
begin
|
|
match operation with
|
|
| Reveal pk ->
|
|
Contract.reveal_manager_key ctxt source pk
|
|
| Transaction { parameters ; _ } ->
|
|
(* Fail quickly if not enough gas for minimal deserialization cost *)
|
|
Lwt.return @@ record_trace Gas_quota_exceeded_init_deserialize @@
|
|
Gas.check_enough ctxt (Script.minimal_deserialize_cost parameters) >>=? fun () ->
|
|
(* Fail if not enough gas for complete deserialization cost *)
|
|
trace Gas_quota_exceeded_init_deserialize @@
|
|
Script.force_decode ctxt parameters >>|? fun (_arg, ctxt) -> ctxt
|
|
| Origination { script ; _ } ->
|
|
(* Fail quickly if not enough gas for minimal deserialization cost *)
|
|
Lwt.return @@ record_trace Gas_quota_exceeded_init_deserialize @@
|
|
(Gas.consume ctxt (Script.minimal_deserialize_cost script.code) >>? fun ctxt ->
|
|
Gas.check_enough ctxt (Script.minimal_deserialize_cost script.storage)) >>=? fun () ->
|
|
(* Fail if not enough gas for complete deserialization cost *)
|
|
trace Gas_quota_exceeded_init_deserialize @@
|
|
Script.force_decode ctxt script.code >>=? fun (_code, ctxt) ->
|
|
trace Gas_quota_exceeded_init_deserialize @@
|
|
Script.force_decode ctxt script.storage >>|? fun (_storage, ctxt) ->
|
|
ctxt
|
|
| _ -> return ctxt
|
|
end >>=? fun ctxt ->
|
|
Contract.get_manager_key ctxt source >>=? fun public_key ->
|
|
(* Currently, the `raw_operation` only contains one signature, so
|
|
all operations are required to be from the same manager. This may
|
|
change in the future, allowing several managers to group-sign a
|
|
sequence of transactions. *)
|
|
Operation.check_signature public_key chain_id raw_operation >>=? fun () ->
|
|
Contract.increment_counter ctxt source >>=? fun ctxt ->
|
|
Contract.spend ctxt (Contract.implicit_contract source) fee >>=? fun ctxt ->
|
|
add_fees ctxt fee >>=? fun ctxt ->
|
|
return ctxt
|
|
|
|
let apply_manager_contents
|
|
(type kind) ctxt mode chain_id (op : kind Kind.manager contents)
|
|
: ([ `Success of context | `Failure ] *
|
|
kind manager_operation_result *
|
|
packed_internal_operation_result list) Lwt.t =
|
|
let Manager_operation
|
|
{ source ; operation ; gas_limit ; storage_limit } = op in
|
|
let ctxt = Gas.set_limit ctxt gas_limit in
|
|
let ctxt = Fees.start_counting_storage_fees ctxt in
|
|
let source = Contract.implicit_contract source in
|
|
apply_manager_operation_content ctxt mode
|
|
~source ~payer:source ~internal:false ~chain_id operation >>= function
|
|
| Ok (ctxt, operation_results, internal_operations) -> begin
|
|
apply_internal_manager_operations
|
|
ctxt mode ~payer:source ~chain_id internal_operations >>= function
|
|
| (`Success ctxt, internal_operations_results) -> begin
|
|
Fees.burn_storage_fees ctxt ~storage_limit ~payer:source >>= function
|
|
| Ok ctxt ->
|
|
Lwt.return
|
|
(`Success ctxt, Applied operation_results, internal_operations_results)
|
|
| Error errors ->
|
|
Lwt.return
|
|
(`Failure, Backtracked (operation_results, Some errors), internal_operations_results)
|
|
end
|
|
| (`Failure, internal_operations_results) ->
|
|
Lwt.return
|
|
(`Failure, Applied operation_results, internal_operations_results)
|
|
end
|
|
| Error errors ->
|
|
Lwt.return
|
|
(`Failure, Failed (manager_kind operation, errors), [])
|
|
|
|
let skipped_operation_result
|
|
: type kind. kind manager_operation -> kind manager_operation_result
|
|
= function operation ->
|
|
match operation with
|
|
| Reveal _ ->
|
|
Applied ( Reveal_result { consumed_gas = Z.zero } : kind successful_manager_operation_result )
|
|
| _ -> Skipped (manager_kind operation)
|
|
|
|
let rec mark_skipped
|
|
: type kind.
|
|
baker : Signature.Public_key_hash.t -> Level.t -> kind Kind.manager contents_list ->
|
|
kind Kind.manager contents_result_list = fun ~baker level -> function
|
|
| Single (Manager_operation { source ; fee ; operation } ) ->
|
|
let source = Contract.implicit_contract source in
|
|
Single_result
|
|
(Manager_operation_result
|
|
{ balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract source, Debited fee ;
|
|
Fees (baker, level.cycle), Credited fee ] ;
|
|
operation_result = skipped_operation_result operation ;
|
|
internal_operation_results = [] })
|
|
| Cons (Manager_operation { source ; fee ; operation } , rest) ->
|
|
let source = Contract.implicit_contract source in
|
|
Cons_result
|
|
(Manager_operation_result {
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract source, Debited fee ;
|
|
Fees (baker, level.cycle), Credited fee ] ;
|
|
operation_result = skipped_operation_result operation ;
|
|
internal_operation_results = [] },
|
|
mark_skipped ~baker level rest)
|
|
|
|
let rec precheck_manager_contents_list
|
|
: type kind.
|
|
Alpha_context.t -> Chain_id.t -> _ Operation.t -> kind Kind.manager contents_list ->
|
|
context tzresult Lwt.t =
|
|
fun ctxt chain_id raw_operation contents_list ->
|
|
match contents_list with
|
|
| Single (Manager_operation _ as op) ->
|
|
precheck_manager_contents ctxt chain_id raw_operation op
|
|
| Cons (Manager_operation _ as op, rest) ->
|
|
precheck_manager_contents ctxt chain_id raw_operation op >>=? fun ctxt ->
|
|
precheck_manager_contents_list ctxt chain_id raw_operation rest
|
|
|
|
let rec apply_manager_contents_list_rec
|
|
: type kind.
|
|
Alpha_context.t -> Script_ir_translator.unparsing_mode ->
|
|
public_key_hash -> Chain_id.t -> kind Kind.manager contents_list ->
|
|
([ `Success of context | `Failure ] *
|
|
kind Kind.manager contents_result_list) Lwt.t =
|
|
fun ctxt mode baker chain_id contents_list ->
|
|
let level = Level.current ctxt in
|
|
match contents_list with
|
|
| Single (Manager_operation { source ; fee ; _ } as op) -> begin
|
|
let source = Contract.implicit_contract source in
|
|
apply_manager_contents ctxt mode chain_id op
|
|
>>= fun (ctxt_result, operation_result, internal_operation_results) ->
|
|
let result =
|
|
Manager_operation_result {
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract source, Debited fee ;
|
|
Fees (baker, level.cycle), Credited fee ] ;
|
|
operation_result ;
|
|
internal_operation_results ;
|
|
} in
|
|
Lwt.return (ctxt_result, Single_result (result))
|
|
end
|
|
| Cons (Manager_operation { source ; fee ; _ } as op, rest) ->
|
|
let source = Contract.implicit_contract source in
|
|
apply_manager_contents ctxt mode chain_id op >>= function
|
|
| (`Failure, operation_result, internal_operation_results) ->
|
|
let result =
|
|
Manager_operation_result {
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract source, Debited fee ;
|
|
Fees (baker, level.cycle), Credited fee ] ;
|
|
operation_result ;
|
|
internal_operation_results ;
|
|
} in
|
|
Lwt.return (`Failure, Cons_result (result, mark_skipped ~baker level rest))
|
|
| (`Success ctxt, operation_result, internal_operation_results) ->
|
|
let result =
|
|
Manager_operation_result {
|
|
balance_updates =
|
|
Delegate.cleanup_balance_updates
|
|
[ Contract source, Debited fee ;
|
|
Fees (baker, level.cycle), Credited fee ] ;
|
|
operation_result ;
|
|
internal_operation_results ;
|
|
} in
|
|
apply_manager_contents_list_rec ctxt mode baker chain_id rest >>= fun (ctxt_result, results) ->
|
|
Lwt.return (ctxt_result, Cons_result (result, results))
|
|
|
|
let mark_backtracked results =
|
|
let rec mark_contents_list
|
|
: type kind. kind Kind.manager contents_result_list -> kind Kind.manager contents_result_list
|
|
= function
|
|
| Single_result (Manager_operation_result op) ->
|
|
Single_result (Manager_operation_result
|
|
{ balance_updates =
|
|
op.balance_updates ;
|
|
operation_result =
|
|
mark_manager_operation_result op.operation_result ;
|
|
internal_operation_results =
|
|
List.map mark_internal_operation_results op.internal_operation_results})
|
|
| Cons_result (Manager_operation_result op, rest) ->
|
|
Cons_result (Manager_operation_result
|
|
{ balance_updates =
|
|
op.balance_updates ;
|
|
operation_result =
|
|
mark_manager_operation_result op.operation_result ;
|
|
internal_operation_results =
|
|
List.map mark_internal_operation_results op.internal_operation_results},
|
|
mark_contents_list rest)
|
|
and mark_internal_operation_results (Internal_operation_result (kind, result)) =
|
|
(Internal_operation_result (kind, mark_manager_operation_result result))
|
|
and mark_manager_operation_result
|
|
: type kind. kind manager_operation_result -> kind manager_operation_result
|
|
= function
|
|
| Failed _ | Skipped _ | Backtracked _ as result -> result
|
|
| Applied (Reveal_result _) as result -> result
|
|
| Applied result -> Backtracked (result, None) in
|
|
mark_contents_list results
|
|
|
|
let apply_manager_contents_list ctxt mode baker chain_id contents_list =
|
|
apply_manager_contents_list_rec ctxt mode baker chain_id contents_list >>= fun (ctxt_result, results) ->
|
|
match ctxt_result with
|
|
| `Failure -> Lwt.return (ctxt (* backtracked *), mark_backtracked results)
|
|
| `Success ctxt ->
|
|
Big_map.cleanup_temporary ctxt >>= fun ctxt ->
|
|
Lwt.return (ctxt, results)
|
|
|
|
let apply_contents_list
|
|
(type kind) ctxt chain_id mode pred_block baker
|
|
(operation : kind operation)
|
|
(contents_list : kind contents_list)
|
|
: (context * kind contents_result_list) tzresult Lwt.t =
|
|
match contents_list with
|
|
| Single (Endorsement { level }) ->
|
|
let block = operation.shell.branch in
|
|
fail_unless
|
|
(Block_hash.equal block pred_block)
|
|
(Wrong_endorsement_predecessor (pred_block, block)) >>=? fun () ->
|
|
let current_level = (Level.current ctxt).level in
|
|
fail_unless
|
|
Raw_level.(succ level = current_level)
|
|
Invalid_endorsement_level >>=? fun () ->
|
|
Baking.check_endorsement_rights ctxt chain_id operation >>=? fun (delegate, slots, used) ->
|
|
if used then fail (Duplicate_endorsement delegate)
|
|
else
|
|
let ctxt = record_endorsement ctxt delegate in
|
|
let gap = List.length slots in
|
|
Lwt.return
|
|
Tez.(Constants.endorsement_security_deposit ctxt *?
|
|
Int64.of_int gap) >>=? fun deposit ->
|
|
Delegate.freeze_deposit ctxt delegate deposit >>=? fun ctxt ->
|
|
Global.get_block_priority ctxt >>=? fun block_priority ->
|
|
Baking.endorsing_reward ctxt ~block_priority gap >>=? fun reward ->
|
|
Delegate.freeze_rewards ctxt delegate reward >>=? fun ctxt ->
|
|
let level = Level.from_raw ctxt level in
|
|
return (ctxt, Single_result
|
|
(Endorsement_result
|
|
{ balance_updates = Delegate.cleanup_balance_updates
|
|
[ Contract (Contract.implicit_contract delegate), Debited deposit;
|
|
Deposits (delegate, level.cycle), Credited deposit;
|
|
Rewards (delegate, level.cycle), Credited reward; ] ;
|
|
delegate ; slots }))
|
|
| Single (Seed_nonce_revelation { level ; nonce }) ->
|
|
let level = Level.from_raw ctxt level in
|
|
Nonce.reveal ctxt level nonce >>=? fun ctxt ->
|
|
let seed_nonce_revelation_tip =
|
|
Constants.seed_nonce_revelation_tip ctxt in
|
|
add_rewards ctxt seed_nonce_revelation_tip >>=? fun ctxt ->
|
|
return (ctxt, Single_result
|
|
(Seed_nonce_revelation_result
|
|
[ Rewards (baker, level.cycle), Credited seed_nonce_revelation_tip ]))
|
|
| Single (Double_endorsement_evidence { op1 ; op2 }) -> begin
|
|
match op1.protocol_data.contents, op2.protocol_data.contents with
|
|
| Single (Endorsement e1),
|
|
Single (Endorsement e2)
|
|
when Raw_level.(e1.level = e2.level) &&
|
|
not (Block_hash.equal op1.shell.branch op2.shell.branch) ->
|
|
let level = Level.from_raw ctxt e1.level in
|
|
let oldest_level = Level.last_allowed_fork_level ctxt in
|
|
fail_unless Level.(level < Level.current ctxt)
|
|
(Too_early_double_endorsement_evidence
|
|
{ level = level.level ;
|
|
current = (Level.current ctxt).level }) >>=? fun () ->
|
|
fail_unless Raw_level.(oldest_level <= level.level)
|
|
(Outdated_double_endorsement_evidence
|
|
{ level = level.level ;
|
|
last = oldest_level }) >>=? fun () ->
|
|
Baking.check_endorsement_rights ctxt chain_id op1 >>=? fun (delegate1, _, _) ->
|
|
Baking.check_endorsement_rights ctxt chain_id op2 >>=? fun (delegate2, _, _) ->
|
|
fail_unless
|
|
(Signature.Public_key_hash.equal delegate1 delegate2)
|
|
(Inconsistent_double_endorsement_evidence
|
|
{ delegate1 ; delegate2 }) >>=? fun () ->
|
|
Delegate.has_frozen_balance ctxt delegate1 level.cycle >>=? fun valid ->
|
|
fail_unless valid Unrequired_double_endorsement_evidence >>=? fun () ->
|
|
Delegate.punish ctxt delegate1 level.cycle >>=? fun (ctxt, balance) ->
|
|
Lwt.return Tez.(balance.deposit +? balance.fees) >>=? fun burned ->
|
|
let reward =
|
|
match Tez.(burned /? 2L) with
|
|
| Ok v -> v
|
|
| Error _ -> Tez.zero in
|
|
add_rewards ctxt reward >>=? fun ctxt ->
|
|
let current_cycle = (Level.current ctxt).cycle in
|
|
return (ctxt, Single_result
|
|
(Double_endorsement_evidence_result
|
|
(Delegate.cleanup_balance_updates [
|
|
Deposits (delegate1, level.cycle), Debited balance.deposit ;
|
|
Fees (delegate1, level.cycle), Debited balance.fees ;
|
|
Rewards (delegate1, level.cycle), Debited balance.rewards ;
|
|
Rewards (baker, current_cycle), Credited reward ])))
|
|
| _, _ -> fail Invalid_double_endorsement_evidence
|
|
end
|
|
| Single (Double_baking_evidence { bh1 ; bh2 }) ->
|
|
let hash1 = Block_header.hash bh1 in
|
|
let hash2 = Block_header.hash bh2 in
|
|
fail_unless
|
|
(Compare.Int32.(bh1.shell.level = bh2.shell.level) &&
|
|
not (Block_hash.equal hash1 hash2))
|
|
(Invalid_double_baking_evidence
|
|
{ hash1 ;
|
|
level1 = bh1.shell.level ;
|
|
hash2 ;
|
|
level2 = bh2.shell.level ;
|
|
}) >>=? fun () ->
|
|
Lwt.return (Raw_level.of_int32 bh1.shell.level) >>=? fun raw_level ->
|
|
let oldest_level = Level.last_allowed_fork_level ctxt in
|
|
fail_unless Raw_level.(raw_level < (Level.current ctxt).level)
|
|
(Too_early_double_baking_evidence
|
|
{ level = raw_level ;
|
|
current = (Level.current ctxt).level }) >>=? fun () ->
|
|
fail_unless Raw_level.(oldest_level <= raw_level)
|
|
(Outdated_double_baking_evidence
|
|
{ level = raw_level ;
|
|
last = oldest_level }) >>=? fun () ->
|
|
let level = Level.from_raw ctxt raw_level in
|
|
Roll.baking_rights_owner
|
|
ctxt level ~priority:bh1.protocol_data.contents.priority >>=? fun delegate1 ->
|
|
Baking.check_signature bh1 chain_id delegate1 >>=? fun () ->
|
|
Roll.baking_rights_owner
|
|
ctxt level ~priority:bh2.protocol_data.contents.priority >>=? fun delegate2 ->
|
|
Baking.check_signature bh2 chain_id delegate2 >>=? fun () ->
|
|
fail_unless
|
|
(Signature.Public_key.equal delegate1 delegate2)
|
|
(Inconsistent_double_baking_evidence
|
|
{ delegate1 = Signature.Public_key.hash delegate1 ;
|
|
delegate2 = Signature.Public_key.hash delegate2 }) >>=? fun () ->
|
|
let delegate = Signature.Public_key.hash delegate1 in
|
|
Delegate.has_frozen_balance ctxt delegate level.cycle >>=? fun valid ->
|
|
fail_unless valid Unrequired_double_baking_evidence >>=? fun () ->
|
|
Delegate.punish ctxt delegate level.cycle >>=? fun (ctxt, balance) ->
|
|
Lwt.return Tez.(balance.deposit +? balance.fees) >>=? fun burned ->
|
|
let reward =
|
|
match Tez.(burned /? 2L) with
|
|
| Ok v -> v
|
|
| Error _ -> Tez.zero in
|
|
add_rewards ctxt reward >>=? fun ctxt ->
|
|
let current_cycle = (Level.current ctxt).cycle in
|
|
return (ctxt, Single_result
|
|
(Double_baking_evidence_result
|
|
(Delegate.cleanup_balance_updates [
|
|
Deposits (delegate, level.cycle), Debited balance.deposit ;
|
|
Fees (delegate, level.cycle), Debited balance.fees ;
|
|
Rewards (delegate, level.cycle), Debited balance.rewards ;
|
|
Rewards (baker, current_cycle), Credited reward ; ])))
|
|
| Single (Activate_account { id = pkh ; activation_code }) -> begin
|
|
let blinded_pkh =
|
|
Blinded_public_key_hash.of_ed25519_pkh activation_code pkh in
|
|
Commitment.get_opt ctxt blinded_pkh >>=? function
|
|
| None -> fail (Invalid_activation { pkh })
|
|
| Some amount ->
|
|
Commitment.delete ctxt blinded_pkh >>=? fun ctxt ->
|
|
let contract = Contract.implicit_contract (Signature.Ed25519 pkh) in
|
|
Contract.(credit ctxt contract amount) >>=? fun ctxt ->
|
|
return (ctxt, Single_result (Activate_account_result
|
|
[ Contract contract, Credited amount ]))
|
|
end
|
|
| Single (Proposals { source ; period ; proposals }) ->
|
|
Roll.delegate_pubkey ctxt source >>=? fun delegate ->
|
|
Operation.check_signature delegate chain_id operation >>=? fun () ->
|
|
let level = Level.current ctxt in
|
|
fail_unless Voting_period.(level.voting_period = period)
|
|
(Wrong_voting_period (level.voting_period, period)) >>=? fun () ->
|
|
Amendment.record_proposals ctxt source proposals >>=? fun ctxt ->
|
|
return (ctxt, Single_result Proposals_result)
|
|
| Single (Ballot { source ; period ; proposal ; ballot }) ->
|
|
Roll.delegate_pubkey ctxt source >>=? fun delegate ->
|
|
Operation.check_signature delegate chain_id operation >>=? fun () ->
|
|
let level = Level.current ctxt in
|
|
fail_unless Voting_period.(level.voting_period = period)
|
|
(Wrong_voting_period (level.voting_period, period)) >>=? fun () ->
|
|
Amendment.record_ballot ctxt source proposal ballot >>=? fun ctxt ->
|
|
return (ctxt, Single_result Ballot_result)
|
|
| Single (Manager_operation _) as op ->
|
|
precheck_manager_contents_list ctxt chain_id operation op >>=? fun ctxt ->
|
|
apply_manager_contents_list ctxt mode baker chain_id op >>= fun (ctxt, result) ->
|
|
return (ctxt, result)
|
|
| Cons (Manager_operation _, _) as op ->
|
|
precheck_manager_contents_list ctxt chain_id operation op >>=? fun ctxt ->
|
|
apply_manager_contents_list ctxt mode baker chain_id op >>= fun (ctxt, result) ->
|
|
return (ctxt, result)
|
|
|
|
let apply_operation ctxt chain_id mode pred_block baker hash operation =
|
|
let ctxt = Contract.init_origination_nonce ctxt hash in
|
|
apply_contents_list
|
|
ctxt chain_id mode pred_block baker operation
|
|
operation.protocol_data.contents >>=? fun (ctxt, result) ->
|
|
let ctxt = Gas.set_unlimited ctxt in
|
|
let ctxt = Contract.unset_origination_nonce ctxt in
|
|
return (ctxt, { contents = result })
|
|
|
|
let may_snapshot_roll ctxt =
|
|
let level = Alpha_context.Level.current ctxt in
|
|
let blocks_per_roll_snapshot = Constants.blocks_per_roll_snapshot ctxt in
|
|
if Compare.Int32.equal
|
|
(Int32.rem level.cycle_position blocks_per_roll_snapshot)
|
|
(Int32.pred blocks_per_roll_snapshot)
|
|
then
|
|
Alpha_context.Roll.snapshot_rolls ctxt >>=? fun ctxt ->
|
|
return ctxt
|
|
else
|
|
return ctxt
|
|
|
|
let may_start_new_cycle ctxt =
|
|
Baking.dawn_of_a_new_cycle ctxt >>=? function
|
|
| None -> return (ctxt, [], [])
|
|
| Some last_cycle ->
|
|
Seed.cycle_end ctxt last_cycle >>=? fun (ctxt, unrevealed) ->
|
|
Roll.cycle_end ctxt last_cycle >>=? fun ctxt ->
|
|
Delegate.cycle_end ctxt last_cycle unrevealed >>=? fun (ctxt, update_balances, deactivated) ->
|
|
Bootstrap.cycle_end ctxt last_cycle >>=? fun ctxt ->
|
|
return (ctxt, update_balances, deactivated)
|
|
|
|
let begin_full_construction ctxt pred_timestamp protocol_data =
|
|
Alpha_context.Global.set_block_priority ctxt
|
|
protocol_data.Block_header.priority >>=? fun ctxt ->
|
|
Baking.check_baking_rights
|
|
ctxt protocol_data pred_timestamp >>=? fun (delegate_pk, block_delay) ->
|
|
let ctxt = Fitness.increase ctxt in
|
|
match Level.pred ctxt (Level.current ctxt) with
|
|
| None -> assert false (* genesis *)
|
|
| Some pred_level ->
|
|
Baking.endorsement_rights ctxt pred_level >>=? fun rights ->
|
|
let ctxt = init_endorsements ctxt rights in
|
|
return (ctxt, protocol_data, delegate_pk, block_delay)
|
|
|
|
let begin_partial_construction ctxt =
|
|
let ctxt = Fitness.increase ctxt in
|
|
match Level.pred ctxt (Level.current ctxt) with
|
|
| None -> assert false (* genesis *)
|
|
| Some pred_level ->
|
|
Baking.endorsement_rights ctxt pred_level >>=? fun rights ->
|
|
let ctxt = init_endorsements ctxt rights in
|
|
return ctxt
|
|
|
|
let begin_application ctxt chain_id block_header pred_timestamp =
|
|
Alpha_context.Global.set_block_priority ctxt
|
|
block_header.Block_header.protocol_data.contents.priority >>=? fun ctxt ->
|
|
let current_level = Alpha_context.Level.current ctxt in
|
|
Baking.check_proof_of_work_stamp ctxt block_header >>=? fun () ->
|
|
Baking.check_fitness_gap ctxt block_header >>=? fun () ->
|
|
Baking.check_baking_rights
|
|
ctxt block_header.protocol_data.contents pred_timestamp
|
|
>>=? fun (delegate_pk, block_delay) ->
|
|
Baking.check_signature block_header chain_id delegate_pk >>=? fun () ->
|
|
let has_commitment =
|
|
match block_header.protocol_data.contents.seed_nonce_hash with
|
|
| None -> false
|
|
| Some _ -> true in
|
|
fail_unless
|
|
Compare.Bool.(has_commitment = current_level.expected_commitment)
|
|
(Invalid_commitment
|
|
{ expected = current_level.expected_commitment }) >>=? fun () ->
|
|
let ctxt = Fitness.increase ctxt in
|
|
match Level.pred ctxt (Level.current ctxt) with
|
|
| None -> assert false (* genesis *)
|
|
| Some pred_level ->
|
|
Baking.endorsement_rights ctxt pred_level >>=? fun rights ->
|
|
let ctxt = init_endorsements ctxt rights in
|
|
return (ctxt, delegate_pk, block_delay)
|
|
|
|
let check_minimum_endorsements ctxt protocol_data block_delay included_endorsements =
|
|
let minimum = Baking.minimum_allowed_endorsements ctxt ~block_delay in
|
|
let timestamp = Timestamp.current ctxt in
|
|
fail_unless Compare.Int.(included_endorsements >= minimum)
|
|
(Not_enough_endorsements_for_priority
|
|
{ required = minimum ;
|
|
priority = protocol_data.Block_header.priority ;
|
|
endorsements = included_endorsements ;
|
|
timestamp })
|
|
|
|
let finalize_application ctxt protocol_data delegate ~block_delay =
|
|
let included_endorsements = included_endorsements ctxt in
|
|
check_minimum_endorsements ctxt
|
|
protocol_data block_delay included_endorsements >>=? fun () ->
|
|
let deposit = Constants.block_security_deposit ctxt in
|
|
add_deposit ctxt delegate deposit >>=? fun ctxt ->
|
|
|
|
Baking.baking_reward ctxt
|
|
~block_priority:protocol_data.priority ~included_endorsements >>=? fun reward ->
|
|
add_rewards ctxt reward >>=? fun ctxt ->
|
|
Signature.Public_key_hash.Map.fold
|
|
(fun delegate deposit ctxt ->
|
|
ctxt >>=? fun ctxt ->
|
|
Delegate.freeze_deposit ctxt delegate deposit)
|
|
(get_deposits ctxt)
|
|
(return ctxt) >>=? fun ctxt ->
|
|
(* end of level (from this point nothing should fail) *)
|
|
let fees = Alpha_context.get_fees ctxt in
|
|
Delegate.freeze_fees ctxt delegate fees >>=? fun ctxt ->
|
|
let rewards = Alpha_context.get_rewards ctxt in
|
|
Delegate.freeze_rewards ctxt delegate rewards >>=? fun ctxt ->
|
|
begin
|
|
match protocol_data.Block_header.seed_nonce_hash with
|
|
| None -> return ctxt
|
|
| Some nonce_hash ->
|
|
Nonce.record_hash ctxt
|
|
{ nonce_hash ; delegate ; rewards ; fees }
|
|
end >>=? fun ctxt ->
|
|
(* end of cycle *)
|
|
may_snapshot_roll ctxt >>=? fun ctxt ->
|
|
may_start_new_cycle ctxt >>=? fun (ctxt, balance_updates, deactivated) ->
|
|
Amendment.may_start_new_voting_period ctxt >>=? fun ctxt ->
|
|
let cycle = (Level.current ctxt).cycle in
|
|
let balance_updates =
|
|
Delegate.(cleanup_balance_updates
|
|
([ Contract (Contract.implicit_contract delegate), Debited deposit ;
|
|
Deposits (delegate, cycle), Credited deposit ;
|
|
Rewards (delegate, cycle), Credited reward ] @ balance_updates)) in
|
|
let consumed_gas = Z.sub (Constants.hard_gas_limit_per_block ctxt) (Alpha_context.Gas.block_level ctxt) in
|
|
Alpha_context.Vote.get_current_period_kind ctxt >>=? fun voting_period_kind ->
|
|
let receipt = Apply_results.{ baker = delegate ;
|
|
level = Level.current ctxt;
|
|
voting_period_kind ;
|
|
nonce_hash = protocol_data.seed_nonce_hash ;
|
|
consumed_gas ;
|
|
deactivated ;
|
|
balance_updates } in
|
|
return (ctxt, receipt)
|