aiken/crates/uplc/src/tx/script_context.rs

1584 lines
63 KiB
Rust

use super::{to_plutus_data::MintValue, Error};
use crate::tx::iter_redeemers;
use itertools::Itertools;
use pallas_addresses::{Address, Network, StakePayload};
use pallas_codec::utils::{
Bytes, KeyValuePairs, NonEmptyKeyValuePairs, NonEmptySet, Nullable, PositiveCoin,
};
use pallas_crypto::hash::Hash;
use pallas_primitives::{
alonzo,
conway::{
AddrKeyhash, Certificate, Coin, DatumHash, DatumOption, GovAction, GovActionId, Mint,
MintedTransactionBody, MintedTransactionOutput, MintedTx, MintedWitnessSet, NativeScript,
PlutusData, PlutusScript, PolicyId, PostAlonzoTransactionOutput, ProposalProcedure,
PseudoDatumOption, PseudoScript, Redeemer, RedeemerTag, RedeemersKey, RequiredSigners,
RewardAccount, ScriptHash, StakeCredential, TransactionInput, TransactionOutput, Value,
Voter, VotingProcedure,
},
};
use pallas_traverse::{ComputeHash, OriginalHash};
use std::{cmp::Ordering, collections::HashMap, ops::Deref};
#[derive(Debug, PartialEq, Clone)]
pub struct ResolvedInput {
pub input: TransactionInput,
pub output: TransactionOutput,
}
#[derive(Debug, PartialEq, Clone)]
pub struct TxInInfo {
pub out_ref: TransactionInput,
pub resolved: TransactionOutput,
}
pub fn output_address(output: &TransactionOutput) -> Address {
match output {
TransactionOutput::Legacy(x) => Address::from_bytes(&x.address).unwrap(),
TransactionOutput::PostAlonzo(x) => Address::from_bytes(&x.address).unwrap(),
}
}
pub fn output_datum(output: &TransactionOutput) -> Option<DatumOption> {
match output {
TransactionOutput::Legacy(x) => x.datum_hash.map(DatumOption::Hash),
TransactionOutput::PostAlonzo(x) => x.datum_option.clone(),
}
}
/// The ScriptPurpose is part of the ScriptContext is the case of Plutus V1 and V2.
/// It is superseded by the ScriptInfo in PlutusV3.
#[derive(Debug, PartialEq, Eq, Clone)]
pub enum ScriptInfo<T> {
Minting(PolicyId),
Spending(TransactionInput, T),
Rewarding(StakeCredential),
Certifying(usize, Certificate),
Voting(Voter),
Proposing(usize, ProposalProcedure),
}
pub type ScriptPurpose = ScriptInfo<()>;
impl ScriptPurpose {
pub fn into_script_info<T>(self, datum: T) -> ScriptInfo<T> {
match self {
Self::Minting(policy_id) => ScriptInfo::Minting(policy_id),
Self::Spending(transaction_output, ()) => {
ScriptInfo::Spending(transaction_output, datum)
}
Self::Rewarding(stake_credential) => ScriptInfo::Rewarding(stake_credential),
Self::Certifying(ix, certificate) => ScriptInfo::Certifying(ix, certificate),
Self::Voting(voter) => ScriptInfo::Voting(voter),
Self::Proposing(ix, procedure) => ScriptInfo::Proposing(ix, procedure),
}
}
}
#[derive(Debug, PartialEq, Clone)]
pub enum ScriptVersion {
Native(NativeScript),
V1(PlutusScript<1>),
V2(PlutusScript<2>),
V3(PlutusScript<3>),
}
pub struct DataLookupTable {
datum: HashMap<DatumHash, PlutusData>,
scripts: HashMap<ScriptHash, ScriptVersion>,
}
impl DataLookupTable {
pub fn from_transaction(tx: &MintedTx, utxos: &[ResolvedInput]) -> DataLookupTable {
let mut datum = HashMap::new();
let mut scripts = HashMap::new();
// discovery in witness set
let plutus_data_witnesses = tx
.transaction_witness_set
.plutus_data
.clone()
.map(|s| s.to_vec())
.unwrap_or_default();
let scripts_native_witnesses = tx
.transaction_witness_set
.native_script
.clone()
.map(|s| s.to_vec())
.unwrap_or_default();
let scripts_v1_witnesses = tx
.transaction_witness_set
.plutus_v1_script
.clone()
.map(|s| s.to_vec())
.unwrap_or_default();
let scripts_v2_witnesses = tx
.transaction_witness_set
.plutus_v2_script
.clone()
.map(|s| s.to_vec())
.unwrap_or_default();
let scripts_v3_witnesses = tx
.transaction_witness_set
.plutus_v3_script
.clone()
.map(|s| s.to_vec())
.unwrap_or_default();
for plutus_data in plutus_data_witnesses.iter() {
datum.insert(plutus_data.original_hash(), plutus_data.clone().unwrap());
}
for script in scripts_native_witnesses.iter() {
scripts.insert(
script.compute_hash(),
ScriptVersion::Native(script.clone().unwrap()),
);
}
for script in scripts_v1_witnesses.iter() {
scripts.insert(script.compute_hash(), ScriptVersion::V1(script.clone()));
}
for script in scripts_v2_witnesses.iter() {
scripts.insert(script.compute_hash(), ScriptVersion::V2(script.clone()));
}
for script in scripts_v3_witnesses.iter() {
scripts.insert(script.compute_hash(), ScriptVersion::V3(script.clone()));
}
// discovery in utxos (script ref)
for utxo in utxos.iter() {
match &utxo.output {
TransactionOutput::Legacy(_) => {}
TransactionOutput::PostAlonzo(output) => {
if let Some(script) = &output.script_ref {
match &script.0 {
PseudoScript::NativeScript(ns) => {
scripts
.insert(ns.compute_hash(), ScriptVersion::Native(ns.clone()));
}
PseudoScript::PlutusV1Script(v1) => {
scripts.insert(v1.compute_hash(), ScriptVersion::V1(v1.clone()));
}
PseudoScript::PlutusV2Script(v2) => {
scripts.insert(v2.compute_hash(), ScriptVersion::V2(v2.clone()));
}
PseudoScript::PlutusV3Script(v3) => {
scripts.insert(v3.compute_hash(), ScriptVersion::V3(v3.clone()));
}
}
}
}
}
}
DataLookupTable { datum, scripts }
}
}
impl DataLookupTable {
pub fn scripts(&self) -> HashMap<ScriptHash, ScriptVersion> {
self.scripts.clone()
}
}
#[derive(Debug, PartialEq, Clone)]
pub struct TxInfoV1 {
pub inputs: Vec<TxInInfo>,
pub outputs: Vec<TransactionOutput>,
pub fee: Value,
pub mint: MintValue,
pub certificates: Vec<Certificate>,
pub withdrawals: Vec<(Address, Coin)>,
pub valid_range: TimeRange,
pub signatories: Vec<AddrKeyhash>,
pub data: Vec<(DatumHash, PlutusData)>,
pub redeemers: KeyValuePairs<ScriptPurpose, Redeemer>,
pub id: Hash<32>,
}
impl TxInfoV1 {
pub fn from_transaction(
tx: &MintedTx,
utxos: &[ResolvedInput],
slot_config: &SlotConfig,
) -> Result<TxInfo, Error> {
if tx.transaction_body.reference_inputs.is_some() {
return Err(Error::ScriptAndInputRefNotAllowed);
}
let inputs = get_tx_in_info_v1(&tx.transaction_body.inputs, utxos)?;
let certificates = get_certificates_info(&tx.transaction_body.certificates);
let withdrawals =
KeyValuePairs::from(get_withdrawals_info(&tx.transaction_body.withdrawals));
let mint = get_mint_info(&tx.transaction_body.mint);
let redeemers = get_redeemers_info(
&tx.transaction_witness_set,
script_purpose_builder(&inputs[..], &mint, &certificates, &withdrawals, &[], &[]),
)?;
Ok(TxInfo::V1(TxInfoV1 {
inputs,
outputs: get_outputs_info(&tx.transaction_body.outputs[..]),
fee: Value::Coin(get_fee_info(&tx.transaction_body.fee)),
mint,
certificates,
withdrawals: withdrawals.into(),
valid_range: get_validity_range_info(&tx.transaction_body, slot_config)?,
signatories: get_signatories_info(&tx.transaction_body.required_signers),
data: get_data_info(&tx.transaction_witness_set),
redeemers,
id: tx.transaction_body.original_hash(),
}))
}
}
#[derive(Debug, PartialEq, Clone)]
pub struct TxInfoV2 {
pub inputs: Vec<TxInInfo>,
pub reference_inputs: Vec<TxInInfo>,
pub outputs: Vec<TransactionOutput>,
pub fee: Value,
pub mint: MintValue,
pub certificates: Vec<Certificate>,
pub withdrawals: KeyValuePairs<Address, Coin>,
pub valid_range: TimeRange,
pub signatories: Vec<AddrKeyhash>,
pub redeemers: KeyValuePairs<ScriptPurpose, Redeemer>,
pub data: KeyValuePairs<DatumHash, PlutusData>,
pub id: Hash<32>,
}
impl TxInfoV2 {
pub fn from_transaction(
tx: &MintedTx,
utxos: &[ResolvedInput],
slot_config: &SlotConfig,
) -> Result<TxInfo, Error> {
let inputs = get_tx_in_info_v2(&tx.transaction_body.inputs, utxos)?;
let certificates = get_certificates_info(&tx.transaction_body.certificates);
let withdrawals =
KeyValuePairs::from(get_withdrawals_info(&tx.transaction_body.withdrawals));
let mint = get_mint_info(&tx.transaction_body.mint);
let redeemers = get_redeemers_info(
&tx.transaction_witness_set,
script_purpose_builder(&inputs[..], &mint, &certificates, &withdrawals, &[], &[]),
)?;
let reference_inputs = tx
.transaction_body
.reference_inputs
.clone()
.map(|refs| get_tx_in_info_v2(&refs[..], utxos))
.transpose()?
.unwrap_or_default();
Ok(TxInfo::V2(TxInfoV2 {
inputs,
reference_inputs,
outputs: get_outputs_info(&tx.transaction_body.outputs[..]),
fee: Value::Coin(get_fee_info(&tx.transaction_body.fee)),
mint,
certificates,
withdrawals,
valid_range: get_validity_range_info(&tx.transaction_body, slot_config)?,
signatories: get_signatories_info(&tx.transaction_body.required_signers),
data: KeyValuePairs::from(get_data_info(&tx.transaction_witness_set)),
redeemers,
id: tx.transaction_body.original_hash(),
}))
}
}
#[derive(Debug, PartialEq, Clone)]
pub struct TxInfoV3 {
pub inputs: Vec<TxInInfo>,
pub reference_inputs: Vec<TxInInfo>,
pub outputs: Vec<TransactionOutput>,
pub fee: Coin,
pub mint: MintValue,
pub certificates: Vec<Certificate>,
pub withdrawals: KeyValuePairs<Address, Coin>,
pub valid_range: TimeRange,
pub signatories: Vec<AddrKeyhash>,
pub redeemers: KeyValuePairs<ScriptPurpose, Redeemer>,
pub data: KeyValuePairs<DatumHash, PlutusData>,
pub id: Hash<32>,
pub votes: KeyValuePairs<Voter, KeyValuePairs<GovActionId, VotingProcedure>>,
pub proposal_procedures: Vec<ProposalProcedure>,
pub current_treasury_amount: Option<Coin>,
pub treasury_donation: Option<PositiveCoin>,
}
impl TxInfoV3 {
pub fn from_transaction(
tx: &MintedTx,
utxos: &[ResolvedInput],
slot_config: &SlotConfig,
) -> Result<TxInfo, Error> {
let inputs = get_tx_in_info_v2(&tx.transaction_body.inputs, utxos)?;
let certificates = get_certificates_info(&tx.transaction_body.certificates);
let withdrawals =
KeyValuePairs::from(get_withdrawals_info(&tx.transaction_body.withdrawals));
let mint = get_mint_info(&tx.transaction_body.mint);
let proposal_procedures =
get_proposal_procedures_info(&tx.transaction_body.proposal_procedures);
let votes = get_votes_info(&tx.transaction_body.voting_procedures);
let redeemers = get_redeemers_info(
&tx.transaction_witness_set,
script_purpose_builder(
&inputs[..],
&mint,
&certificates,
&withdrawals,
&proposal_procedures,
&votes.iter().map(|(k, _v)| k).collect_vec()[..],
),
)?;
let reference_inputs = tx
.transaction_body
.reference_inputs
.clone()
.map(|refs| get_tx_in_info_v2(&refs[..], utxos))
.transpose()?
.unwrap_or_default();
Ok(TxInfo::V3(TxInfoV3 {
inputs,
reference_inputs,
outputs: get_outputs_info(&tx.transaction_body.outputs[..]),
fee: get_fee_info(&tx.transaction_body.fee),
mint,
certificates,
withdrawals,
valid_range: get_validity_range_info(&tx.transaction_body, slot_config)?,
signatories: get_signatories_info(&tx.transaction_body.required_signers),
data: KeyValuePairs::from(get_data_info(&tx.transaction_witness_set)),
redeemers,
proposal_procedures,
votes,
current_treasury_amount: get_current_treasury_amount_info(
&tx.transaction_body.treasury_value,
),
treasury_donation: get_treasury_donation_info(&tx.transaction_body.donation),
id: tx.transaction_body.original_hash(),
}))
}
}
#[derive(Debug, PartialEq, Clone)]
pub enum TxInfo {
V1(TxInfoV1),
V2(TxInfoV2),
V3(TxInfoV3),
}
impl TxInfo {
pub fn into_script_context(
self,
redeemer: &Redeemer,
datum: Option<&PlutusData>,
) -> Option<ScriptContext> {
match self {
TxInfo::V1(TxInfoV1 { ref redeemers, .. })
| TxInfo::V2(TxInfoV2 { ref redeemers, .. }) => redeemers
.iter()
.find_map(move |(purpose, some_redeemer)| {
if redeemer.tag == some_redeemer.tag && redeemer.index == some_redeemer.index {
Some(purpose.clone())
} else {
None
}
})
.map(move |purpose| ScriptContext::V1V2 {
tx_info: self.into(),
purpose: purpose.clone().into(),
}),
TxInfo::V3(TxInfoV3 { ref redeemers, .. }) => redeemers
.iter()
.find_map(move |(purpose, some_redeemer)| {
if redeemer.tag == some_redeemer.tag && redeemer.index == some_redeemer.index {
Some(purpose.clone())
} else {
None
}
})
.map(move |purpose| ScriptContext::V3 {
tx_info: self.into(),
redeemer: redeemer.data.clone(),
purpose: purpose.clone().into_script_info(datum.cloned()).into(),
}),
}
}
pub fn inputs(&self) -> &[TxInInfo] {
match self {
TxInfo::V1(info) => &info.inputs,
TxInfo::V2(info) => &info.inputs,
TxInfo::V3(info) => &info.inputs,
}
}
pub fn mint(&self) -> &MintValue {
match self {
TxInfo::V1(info) => &info.mint,
TxInfo::V2(info) => &info.mint,
TxInfo::V3(info) => &info.mint,
}
}
pub fn withdrawals(&self) -> &[(Address, Coin)] {
match self {
TxInfo::V1(info) => &info.withdrawals[..],
TxInfo::V2(info) => &info.withdrawals[..],
TxInfo::V3(info) => &info.withdrawals[..],
}
}
pub fn certificates(&self) -> &[Certificate] {
match self {
TxInfo::V1(info) => &info.certificates[..],
TxInfo::V2(info) => &info.certificates[..],
TxInfo::V3(info) => &info.certificates[..],
}
}
}
#[derive(Debug, PartialEq, Clone)]
pub enum ScriptContext {
V1V2 {
tx_info: Box<TxInfo>,
purpose: Box<ScriptPurpose>,
},
V3 {
tx_info: Box<TxInfo>,
redeemer: PlutusData,
purpose: Box<ScriptInfo<Option<PlutusData>>>,
},
}
//---- Time conversion: slot range => posix time range
#[derive(Debug, PartialEq, Eq, Clone)]
pub struct TimeRange {
pub lower_bound: Option<u64>,
pub upper_bound: Option<u64>,
}
pub struct SlotConfig {
pub slot_length: u32,
pub zero_slot: u64,
pub zero_time: u64,
}
impl Default for SlotConfig {
fn default() -> Self {
Self {
slot_length: 1000,
zero_slot: 4492800,
zero_time: 1596059091000,
}
}
}
// --------------------- Translations
pub fn get_tx_in_info_v1(
inputs: &[TransactionInput],
utxos: &[ResolvedInput],
) -> Result<Vec<TxInInfo>, Error> {
inputs
.iter()
.sorted()
.map(|input| {
let utxo = match utxos.iter().find(|utxo| utxo.input == *input) {
Some(resolved) => resolved,
None => return Err(Error::ResolvedInputNotFound(input.clone())),
};
let address = Address::from_bytes(match &utxo.output {
TransactionOutput::Legacy(output) => output.address.as_ref(),
TransactionOutput::PostAlonzo(output) => output.address.as_ref(),
})
.unwrap();
match address {
Address::Byron(_) => {
return Err(Error::ByronAddressNotAllowed);
}
Address::Stake(_) => {
return Err(Error::NoPaymentCredential);
}
_ => {}
};
match &utxo.output {
TransactionOutput::Legacy(_) => {}
TransactionOutput::PostAlonzo(output) => {
if let Some(DatumOption::Data(_)) = output.datum_option {
return Err(Error::InlineDatumNotAllowed);
}
if output.script_ref.is_some() {
return Err(Error::ScriptAndInputRefNotAllowed);
}
}
}
Ok(TxInInfo {
out_ref: utxo.input.clone(),
resolved: sort_tx_out_value(&utxo.output),
})
})
.collect()
}
pub fn get_tx_in_info_v2(
inputs: &[TransactionInput],
utxos: &[ResolvedInput],
) -> Result<Vec<TxInInfo>, Error> {
inputs
.iter()
.sorted()
.map(|input| {
let utxo = match utxos.iter().find(|utxo| utxo.input == *input) {
Some(resolved) => resolved,
None => return Err(Error::ResolvedInputNotFound(input.clone())),
};
let address = Address::from_bytes(match &utxo.output {
TransactionOutput::Legacy(output) => output.address.as_ref(),
TransactionOutput::PostAlonzo(output) => output.address.as_ref(),
})
.unwrap();
match address {
Address::Byron(_) => {
return Err(Error::ByronAddressNotAllowed);
}
Address::Stake(_) => {
return Err(Error::NoPaymentCredential);
}
_ => {}
};
Ok(TxInInfo {
out_ref: utxo.input.clone(),
resolved: sort_tx_out_value(&utxo.output),
})
})
.collect()
}
pub fn get_mint_info(mint: &Option<Mint>) -> MintValue {
MintValue {
mint_value: mint
.as_ref()
.map(sort_mint)
.unwrap_or(NonEmptyKeyValuePairs::Indef(vec![])),
}
}
pub fn get_outputs_info(outputs: &[MintedTransactionOutput]) -> Vec<TransactionOutput> {
outputs
.iter()
.cloned()
.map(|output| sort_tx_out_value(&output.into()))
.collect()
}
pub fn get_fee_info(fee: &Coin) -> Coin {
*fee
}
pub fn get_current_treasury_amount_info(amount: &Option<Coin>) -> Option<Coin> {
*amount
}
pub fn get_treasury_donation_info(amount: &Option<PositiveCoin>) -> Option<PositiveCoin> {
*amount
}
pub fn get_certificates_info(certificates: &Option<NonEmptySet<Certificate>>) -> Vec<Certificate> {
certificates.clone().map(|s| s.to_vec()).unwrap_or_default()
}
pub fn get_proposal_procedures_info(
proposal_procedures: &Option<NonEmptySet<ProposalProcedure>>,
) -> Vec<ProposalProcedure> {
proposal_procedures
.clone()
.map(|s| s.to_vec())
.unwrap_or_default()
}
pub fn get_withdrawals_info(
withdrawals: &Option<NonEmptyKeyValuePairs<RewardAccount, Coin>>,
) -> Vec<(Address, Coin)> {
withdrawals
.clone()
.map(|w| {
w.into_iter()
.sorted_by(|(accnt_a, _), (accnt_b, _)| sort_reward_accounts(accnt_a, accnt_b))
.map(|(reward_account, coin)| (Address::from_bytes(&reward_account).unwrap(), coin))
.collect()
})
.unwrap_or_default()
}
pub fn get_validity_range_info(
body: &MintedTransactionBody,
slot_config: &SlotConfig,
) -> Result<TimeRange, Error> {
fn slot_to_begin_posix_time(slot: u64, sc: &SlotConfig) -> Result<u64, Error> {
if slot < sc.zero_slot {
return Err(Error::SlotTooFarInThePast {
oldest_allowed: sc.zero_slot,
});
}
let ms_after_begin = (slot - sc.zero_slot) * sc.slot_length as u64;
Ok(sc.zero_time + ms_after_begin)
}
fn slot_range_to_posix_time_range(
slot_range: TimeRange,
sc: &SlotConfig,
) -> Result<TimeRange, Error> {
Ok(TimeRange {
lower_bound: slot_range
.lower_bound
.map(|lower_bound| slot_to_begin_posix_time(lower_bound, sc))
.transpose()?,
upper_bound: slot_range
.upper_bound
.map(|upper_bound| slot_to_begin_posix_time(upper_bound, sc))
.transpose()?,
})
}
slot_range_to_posix_time_range(
TimeRange {
lower_bound: body.validity_interval_start,
upper_bound: body.ttl,
},
slot_config,
)
}
pub fn get_signatories_info(signers: &Option<RequiredSigners>) -> Vec<AddrKeyhash> {
signers
.as_deref()
.map(|s| s.iter().cloned().sorted().collect())
.unwrap_or_default()
}
pub fn get_data_info(witness_set: &MintedWitnessSet) -> Vec<(DatumHash, PlutusData)> {
witness_set
.plutus_data
.as_deref()
.map(|s| {
s.iter()
.cloned()
.map(|d| (d.original_hash(), d.clone().unwrap()))
.sorted()
.collect()
})
.unwrap_or_default()
}
pub fn get_redeemers_info<'a>(
witness_set: &'a MintedWitnessSet,
to_script_purpose: impl Fn(RedeemersKey) -> Result<ScriptPurpose, Error> + 'a,
) -> Result<KeyValuePairs<ScriptPurpose, Redeemer>, Error> {
Ok(KeyValuePairs::from(
witness_set
.redeemer
.as_deref()
.map(|m| {
iter_redeemers(m)
.sorted_by(|(a, _, _), (b, _, _)| sort_redeemers(a, b))
.map(|(key, data, ex_units)| {
let redeemer = Redeemer {
tag: key.tag,
index: key.index,
data: data.clone(),
ex_units,
};
to_script_purpose(key).map(|purpose| (purpose, redeemer))
})
.collect::<Result<Vec<_>, _>>()
})
.transpose()?
.unwrap_or_default(),
))
}
pub fn get_votes_info(
votes: &Option<
NonEmptyKeyValuePairs<Voter, NonEmptyKeyValuePairs<GovActionId, VotingProcedure>>,
>,
) -> KeyValuePairs<Voter, KeyValuePairs<GovActionId, VotingProcedure>> {
KeyValuePairs::from(
votes
.as_deref()
.map(|votes| {
votes
.iter()
.sorted_by(|(a, _), (b, _)| sort_voters(a, b))
.cloned()
.map(|(voter, actions)| {
(
voter,
KeyValuePairs::from(
actions
.iter()
.sorted_by(|(a, _), (b, _)| sort_gov_action_id(a, b))
.cloned()
.collect::<Vec<_>>(),
),
)
})
.collect_vec()
})
.unwrap_or_default(),
)
}
fn script_purpose_builder<'a>(
inputs: &'a [TxInInfo],
mint: &'a MintValue,
certificates: &'a [Certificate],
withdrawals: &'a KeyValuePairs<Address, Coin>,
proposal_procedures: &'a [ProposalProcedure],
votes: &'a [&'a Voter],
) -> impl Fn(RedeemersKey) -> Result<ScriptPurpose, Error> + 'a {
move |redeemer: RedeemersKey| {
let tag = redeemer.tag;
let index = redeemer.index as usize;
match tag {
RedeemerTag::Mint => mint
.mint_value
.get(index)
.map(|(policy_id, _)| ScriptPurpose::Minting(*policy_id)),
RedeemerTag::Spend => inputs
.get(index)
.cloned()
.map(|i| ScriptPurpose::Spending(i.out_ref, ())),
RedeemerTag::Cert => certificates
.get(index)
.cloned()
.map(|c| ScriptPurpose::Certifying(index, c)),
RedeemerTag::Reward => withdrawals
.get(index)
.cloned()
.map(|(address, _)| match address {
Address::Stake(stake_address) => match stake_address.payload() {
StakePayload::Script(script_hash) => Ok(ScriptPurpose::Rewarding(
StakeCredential::ScriptHash(*script_hash),
)),
StakePayload::Stake(_) => Err(Error::NonScriptWithdrawal),
},
_ => Err(Error::BadWithdrawalAddress),
})
.transpose()?,
RedeemerTag::Vote => votes
.get(index)
.cloned()
.cloned()
.map(ScriptPurpose::Voting),
RedeemerTag::Propose => proposal_procedures
.get(index)
.cloned()
.map(|p| ScriptPurpose::Proposing(index, p)),
}
.ok_or(Error::ExtraneousRedeemer)
}
}
pub fn find_script(
redeemer: &Redeemer,
tx: &MintedTx,
utxos: &[ResolvedInput],
lookup_table: &DataLookupTable,
) -> Result<(ScriptVersion, Option<PlutusData>), Error> {
let lookup_script = |script_hash: &ScriptHash| match lookup_table.scripts.get(script_hash) {
Some(s) => Ok((s.clone(), None)),
None => Err(Error::MissingRequiredScript {
hash: script_hash.to_string(),
}),
};
let lookup_datum = |datum: Option<DatumOption>| match datum {
Some(DatumOption::Hash(hash)) => match lookup_table.datum.get(&hash) {
Some(d) => Ok(Some(d.clone())),
None => Err(Error::MissingRequiredDatum {
hash: hash.to_string(),
}),
},
Some(DatumOption::Data(data)) => Ok(Some(data.0.clone())),
None => Ok(None),
};
match redeemer.tag {
RedeemerTag::Mint => get_mint_info(&tx.transaction_body.mint)
.mint_value
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|(policy_id, _)| {
let policy_id_array: [u8; 28] = policy_id.to_vec().try_into().unwrap();
let hash = Hash::from(policy_id_array);
lookup_script(&hash)
}),
RedeemerTag::Reward => get_withdrawals_info(&tx.transaction_body.withdrawals)
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|(addr, _)| {
let stake_addr = if let Address::Stake(stake_addr) = addr {
stake_addr
} else {
unreachable!("withdrawal always contains stake addresses")
};
if let StakePayload::Script(hash) = stake_addr.payload() {
lookup_script(hash)
} else {
Err(Error::NonScriptWithdrawal)
}
}),
RedeemerTag::Cert => get_certificates_info(&tx.transaction_body.certificates)
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|cert| match cert {
Certificate::StakeDeregistration(stake_credential)
| Certificate::UnReg(stake_credential, _)
| Certificate::VoteDeleg(stake_credential, _)
| Certificate::VoteRegDeleg(stake_credential, _, _)
| Certificate::StakeVoteDeleg(stake_credential, _, _)
| Certificate::StakeRegDeleg(stake_credential, _, _)
| Certificate::StakeVoteRegDeleg(stake_credential, _, _, _)
| Certificate::RegDRepCert(stake_credential, _, _)
| Certificate::UnRegDRepCert(stake_credential, _)
| Certificate::UpdateDRepCert(stake_credential, _)
| Certificate::AuthCommitteeHot(stake_credential, _)
| Certificate::ResignCommitteeCold(stake_credential, _)
| Certificate::StakeDelegation(stake_credential, _) => match stake_credential {
StakeCredential::ScriptHash(hash) => Ok(hash),
_ => Err(Error::NonScriptStakeCredential),
},
Certificate::StakeRegistration { .. }
| Certificate::PoolRetirement { .. }
| Certificate::Reg { .. }
| Certificate::PoolRegistration { .. } => Err(Error::UnsupportedCertificateType),
})
.and_then(lookup_script),
RedeemerTag::Spend => get_tx_in_info_v2(&tx.transaction_body.inputs, utxos)
.or_else(|err| {
if matches!(err, Error::ByronAddressNotAllowed) {
get_tx_in_info_v1(&tx.transaction_body.inputs, utxos)
} else {
Err(err)
}
})?
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|input| match output_address(&input.resolved) {
Address::Shelley(shelley_address) => {
let hash = shelley_address.payment().as_hash();
let (script, _) = lookup_script(hash)?;
let datum = lookup_datum(output_datum(&input.resolved))?;
if datum.is_none()
&& matches!(script, ScriptVersion::V1(..) | ScriptVersion::V2(..))
{
return Err(Error::MissingRequiredInlineDatumOrHash);
}
Ok((script, datum))
}
_ => Err(Error::NonScriptStakeCredential),
}),
RedeemerTag::Vote => get_votes_info(&tx.transaction_body.voting_procedures)
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|(voter, _)| match voter {
Voter::ConstitutionalCommitteeScript(hash) => Ok(hash),
Voter::ConstitutionalCommitteeKey(..) => Err(Error::NonScriptStakeCredential),
Voter::DRepScript(hash) => Ok(hash),
Voter::DRepKey(..) => Err(Error::NonScriptStakeCredential),
Voter::StakePoolKey(..) => Err(Error::NonScriptStakeCredential),
})
.and_then(lookup_script),
RedeemerTag::Propose => {
get_proposal_procedures_info(&tx.transaction_body.proposal_procedures)
.get(redeemer.index as usize)
.ok_or(Error::MissingScriptForRedeemer)
.and_then(|procedure| match procedure.gov_action {
GovAction::ParameterChange(_, _, Nullable::Some(ref hash)) => Ok(hash),
GovAction::TreasuryWithdrawals(_, Nullable::Some(ref hash)) => Ok(hash),
GovAction::HardForkInitiation(..)
| GovAction::Information
| GovAction::NewConstitution(..)
| GovAction::TreasuryWithdrawals(..)
| GovAction::ParameterChange(..)
| GovAction::NoConfidence(..)
| GovAction::UpdateCommittee(..) => Err(Error::NoGuardrailScriptForProcedure),
})
.and_then(lookup_script)
}
}
}
pub fn from_alonzo_value(value: &alonzo::Value) -> Value {
match value {
alonzo::Value::Coin(coin) => Value::Coin(*coin),
alonzo::Value::Multiasset(coin, assets) if assets.is_empty() => Value::Coin(*coin),
alonzo::Value::Multiasset(coin, assets) => Value::Multiasset(
*coin,
NonEmptyKeyValuePairs::try_from(
assets
.iter()
.cloned()
.map(|(policy_id, tokens)| {
(
policy_id,
NonEmptyKeyValuePairs::try_from(
tokens
.iter()
.cloned()
.map(|(asset_name, quantity)| {
(
asset_name,
quantity.try_into().expect("0 Ada in output value?"),
)
})
.collect_vec(),
)
.expect("empty tokens under a policy?"),
)
})
.collect_vec(),
)
.expect("assets cannot be empty due to pattern-guard"),
),
}
}
pub fn from_alonzo_output(output: &alonzo::TransactionOutput) -> TransactionOutput {
TransactionOutput::PostAlonzo(PostAlonzoTransactionOutput {
address: output.address.clone(),
value: from_alonzo_value(&output.amount),
datum_option: output.datum_hash.map(DatumOption::Hash),
script_ref: None,
})
}
// --------------------- Sorting
fn sort_tx_out_value(tx_output: &TransactionOutput) -> TransactionOutput {
match tx_output {
TransactionOutput::Legacy(output) => {
let new_output = PostAlonzoTransactionOutput {
address: output.address.clone(),
value: sort_value(&from_alonzo_value(&output.amount)),
datum_option: output.datum_hash.map(PseudoDatumOption::Hash),
script_ref: None,
};
TransactionOutput::PostAlonzo(new_output)
}
TransactionOutput::PostAlonzo(output) => {
let mut new_output = output.clone();
new_output.value = sort_value(&output.value);
TransactionOutput::PostAlonzo(new_output)
}
}
}
fn sort_mint(mint: &Mint) -> Mint {
let mut mint_vec = vec![];
for m in mint.deref().iter().sorted() {
mint_vec.push((
m.0,
NonEmptyKeyValuePairs::Indef(
m.1.deref().clone().into_iter().sorted().clone().collect(),
),
));
}
NonEmptyKeyValuePairs::Indef(mint_vec)
}
fn sort_value(value: &Value) -> Value {
match value {
Value::Coin(_) => value.clone(),
Value::Multiasset(coin, ma) => {
let mut ma_vec = vec![];
for m in ma.deref().iter().sorted() {
ma_vec.push((
m.0,
NonEmptyKeyValuePairs::Indef(
m.1.deref().clone().into_iter().sorted().clone().collect(),
),
));
}
Value::Multiasset(*coin, NonEmptyKeyValuePairs::Indef(ma_vec))
}
}
}
fn sort_redeemers(a: &RedeemersKey, b: &RedeemersKey) -> Ordering {
fn redeemer_tag_as_usize(tag: &RedeemerTag) -> usize {
match tag {
RedeemerTag::Spend => 0,
RedeemerTag::Mint => 1,
RedeemerTag::Cert => 2,
RedeemerTag::Reward => 3,
RedeemerTag::Vote => 4,
RedeemerTag::Propose => 5,
}
}
if a.tag == b.tag {
a.index.cmp(&b.index)
} else {
redeemer_tag_as_usize(&a.tag).cmp(&redeemer_tag_as_usize(&b.tag))
}
}
pub fn sort_voters(a: &Voter, b: &Voter) -> Ordering {
fn explode(voter: &Voter) -> (usize, &Hash<28>) {
match voter {
Voter::ConstitutionalCommitteeScript(hash) => (0, hash),
Voter::ConstitutionalCommitteeKey(hash) => (1, hash),
Voter::DRepScript(hash) => (2, hash),
Voter::DRepKey(hash) => (3, hash),
Voter::StakePoolKey(hash) => (4, hash),
}
}
let (tag_a, hash_a) = explode(a);
let (tag_b, hash_b) = explode(b);
if tag_a == tag_b {
hash_a.cmp(hash_b)
} else {
tag_a.cmp(&tag_b)
}
}
fn sort_gov_action_id(a: &GovActionId, b: &GovActionId) -> Ordering {
if a.transaction_id == b.transaction_id {
a.action_index.cmp(&b.action_index)
} else {
a.transaction_id.cmp(&b.transaction_id)
}
}
pub fn sort_reward_accounts(a: &Bytes, b: &Bytes) -> Ordering {
let addr_a = Address::from_bytes(a).expect("invalid reward address in withdrawals.");
let addr_b = Address::from_bytes(b).expect("invalid reward address in withdrawals.");
fn network_tag(network: Network) -> u8 {
match network {
Network::Testnet => 0,
Network::Mainnet => 1,
Network::Other(tag) => tag,
}
}
if let (Address::Stake(accnt_a), Address::Stake(accnt_b)) = (addr_a, addr_b) {
if accnt_a.network() != accnt_b.network() {
return network_tag(accnt_a.network()).cmp(&network_tag(accnt_b.network()));
}
match (accnt_a.payload(), accnt_b.payload()) {
(StakePayload::Script(..), StakePayload::Stake(..)) => Ordering::Less,
(StakePayload::Stake(..), StakePayload::Script(..)) => Ordering::Greater,
(StakePayload::Script(hash_a), StakePayload::Script(hash_b)) => hash_a.cmp(hash_b),
(StakePayload::Stake(hash_a), StakePayload::Stake(hash_b)) => hash_a.cmp(hash_b),
}
} else {
unreachable!("invalid reward address in withdrawals.");
}
}
#[cfg(test)]
mod tests {
use crate::{
ast::Data,
tx::{
script_context::{TxInfo, TxInfoV3},
to_plutus_data::ToPlutusData,
ResolvedInput, SlotConfig,
},
};
use pallas_primitives::{
conway::{ExUnits, PlutusData, Redeemer, RedeemerTag, TransactionInput, TransactionOutput},
Fragment,
};
use pallas_traverse::{Era, MultiEraTx};
fn fixture_tx_info(transaction: &str, inputs: &str, outputs: &str) -> TxInfo {
let transaction_bytes = hex::decode(transaction).unwrap();
let inputs_bytes = hex::decode(inputs).unwrap();
let outputs_bytes = hex::decode(outputs).unwrap();
let inputs = Vec::<TransactionInput>::decode_fragment(inputs_bytes.as_slice()).unwrap();
let outputs = Vec::<TransactionOutput>::decode_fragment(outputs_bytes.as_slice()).unwrap();
let resolved_inputs: Vec<ResolvedInput> = inputs
.iter()
.zip(outputs.iter())
.map(|(input, output)| ResolvedInput {
input: input.clone(),
output: output.clone(),
})
.collect();
TxInfoV3::from_transaction(
MultiEraTx::decode_for_era(Era::Conway, transaction_bytes.as_slice())
.unwrap()
.as_conway()
.unwrap(),
&resolved_inputs,
&SlotConfig::default(),
)
.unwrap()
}
#[allow(dead_code)]
fn from_haskell(data: &str) -> PlutusData {
PlutusData::decode_fragment(hex::decode(data).unwrap().as_slice()).unwrap()
}
#[test]
fn script_context_simple_send() {
let datum = Some(Data::constr(0, Vec::new()));
let redeemer = Redeemer {
tag: RedeemerTag::Spend,
index: 0,
data: Data::constr(0, Vec::new()),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
let script_context = fixture_tx_info(
"84a7008182582000000000000000000000000000000000000000000000000000\
0000000000000000018182581d60111111111111111111111111111111111111\
111111111111111111111a3b9aca0002182a0b5820ffffffffffffffffffffff\
ffffffffffffffffffffffffffffffffffffffffff0d81825820000000000000\
0000000000000000000000000000000000000000000000000000001082581d60\
000000000000000000000000000000000000000000000000000000001a3b9aca\
001101a20581840000d87980821a000f42401a05f5e100078152510101003222\
253330044a229309b2b2b9a1f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a300581d7039f47fd3b388ef53c48f08de24766d3e55dade6cae908cc24e0f\
4f3e011a3b9aca00028201d81843d87980",
)
.into_script_context(&redeemer, datum.as_ref())
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data())
}
#[test]
fn script_context_mint() {
let redeemer = Redeemer {
tag: RedeemerTag::Mint,
index: 1,
data: Data::integer(42.into()),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
let script_context = fixture_tx_info(
"84a9008182582000000000000000000000000000000000000000000000000000\
00000000000000000183a300581d600000000000000000000000000000000000\
0000000000000000000000011a000f42400282005820923918e403bf43c34b4e\
f6b48eb2ee04babed17320d8d1b9ff9ad086e86f44eca2005839000000000000\
0000000000000000000000000000000000000000000000000000000000000000\
0000000000000000000000000000000000000001821a000f4240a2581c12593b\
4cbf7fdfd8636db99fe356437cd6af8539aadaa0a401964874a14474756e611b\
00005af3107a4000581c0c8eaf490c53afbf27e3d84a3b57da51fbafe5aa7844\
3fcec2dc262ea14561696b656e182aa300583910000000000000000000000000\
0000000000000000000000000000000000000000000000000000000000000000\
00000000000000000000000001821a000f4240a1581c0c8eaf490c53afbf27e3\
d84a3b57da51fbafe5aa78443fcec2dc262ea14763617264616e6f0103d81847\
82034463666f6f02182a09a2581c12593b4cbf7fdfd8636db99fe356437cd6af\
8539aadaa0a401964874a14474756e611b00005af3107a4000581c0c8eaf490c\
53afbf27e3d84a3b57da51fbafe5aa78443fcec2dc262ea24763617264616e6f\
014561696b656e2d0b5820ffffffffffffffffffffffffffffffffffffffffff\
ffffffffffffffffffffff0d8182582000000000000000000000000000000000\
00000000000000000000000000000000001082581d6000000000000000000000\
0000000000000000000000000000000000001a3b9aca00110112818258200000\
00000000000000000000000000000000000000000000000000000000000000a3\
0582840100d87980821a000f42401a05f5e100840101182a821a000f42401a05\
f5e1000481d879800782587d587b010100323232323232322533333300800115\
3330033370e900018029baa001153330073006375400224a6660089445261533\
0054911856616c696461746f722072657475726e65642066616c736500136560\
02002002002002002153300249010b5f746d70323a20566f696400165734ae71\
55ceaab9e5573eae915895589301010032323232323232253333330080011533\
30033370e900018029baa001153330073006375400224a666008a6600a920110\
5f5f5f5f5f6d696e745f325f5f5f5f5f0014a22930a99802a4811856616c6964\
61746f722072657475726e65642066616c736500136560020020020020020021\
53300249010b5f746d70323a20566f696400165734ae7155ceaab9e5573eae91\
f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a200581d600000000000000000000000000000000000000000000000000000\
0000011a000f4240",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
#[test]
fn script_context_propose_all_but_pparams() {
let redeemer = Redeemer {
tag: RedeemerTag::Propose,
index: 3,
data: Data::constr(0, vec![]),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
let script_context = fixture_tx_info(
"84a4008182582000000000000000000000000000000000000000000000000000\
0000000000000000018002182a14d9010289841a001e8480581df00000000000\
00000000000000000000000000000000000000000000008301f6820a00827668\
747470733a2f2f61696b656e2d6c616e672e6f72675820000000000000000000\
0000000000000000000000000000000000000000000000841a001e8480581df0\
0000000000000000000000000000000000000000000000000000000083018258\
2000000000000000000000000000000000000000000000000000000000000000\
0000820b00827668747470733a2f2f61696b656e2d6c616e672e6f7267582000\
0000000000000000000000000000000000000000000000000000000000000084\
1a001e8480581df0000000000000000000000000000000000000000000000000\
000000008302a1581de011111111111111111111111111111111111111111111\
1111111111111a000f4240f6827668747470733a2f2f61696b656e2d6c616e67\
2e6f726758200000000000000000000000000000000000000000000000000000\
000000000000841a001e8480581df00000000000000000000000000000000000\
00000000000000000000008302a1581de0222222222222222222222222222222\
222222222222222222222222221a000f4240581c9b24324046544393443e1fb3\
5c8b72c3c39e18a516a95df5f6654101827668747470733a2f2f61696b656e2d\
6c616e672e6f7267582000000000000000000000000000000000000000000000\
00000000000000000000841a001e8480581df000000000000000000000000000\
0000000000000000000000000000008203f6827668747470733a2f2f61696b65\
6e2d6c616e672e6f726758200000000000000000000000000000000000000000\
000000000000000000000000841a001e8480581df00000000000000000000000\
00000000000000000000000000000000008504f6818200581c00000000000000\
000000000000000000000000000000000000000000a18200581c000000000000\
000000000000000000000000000000000000000000001901f4d81e8201028276\
68747470733a2f2f61696b656e2d6c616e672e6f726758200000000000000000\
000000000000000000000000000000000000000000000000841a001e8480581d\
f0000000000000000000000000000000000000000000000000000000008305f6\
8282782068747470733a2f2f636f6e737469747574696f6e2e63617264616e6f\
2e6f726758200000000000000000000000000000000000000000000000000000\
000000000000f6827668747470733a2f2f61696b656e2d6c616e672e6f726758\
2000000000000000000000000000000000000000000000000000000000000000\
00841a001e8480581df000000000000000000000000000000000000000000000\
0000000000008305f68282782068747470733a2f2f636f6e737469747574696f\
6e2e63617264616e6f2e6f726758200000000000000000000000000000000000\
000000000000000000000000000000581c000000000000000000000000000000\
00000000000000000000000000827668747470733a2f2f61696b656e2d6c616e\
672e6f7267582000000000000000000000000000000000000000000000000000\
00000000000000841a001e8480581de000000000000000000000000000000000\
0000000000000000000000008106827668747470733a2f2f61696b656e2d6c61\
6e672e6f72675820000000000000000000000000000000000000000000000000\
0000000000000000a20581840503d87980821a000f42401a05f5e1000781587d\
587b0101003232323232323225333333008001153330033370e900018029baa0\
01153330073006375400224a66600894452615330054911856616c696461746f\
722072657475726e65642066616c736500136560020020020020020021533002\
49010b5f746d70313a20566f696400165734ae7155ceaab9e5573eae91f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a200581d600000000000000000000000000000000000000000000000000000\
0000011a000f4240",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
#[test]
fn script_context_propose_pparams_no_cost_models() {
let redeemer = Redeemer {
tag: RedeemerTag::Propose,
index: 0,
data: Data::constr(0, vec![]),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
let script_context = fixture_tx_info(
"84a4008182582000000000000000000000000000000000000000000000000000\
0000000000000000018002182a14d9010281841a001e8480581df00000000000\
00000000000000000000000000000000000000000000008400f6b81d00182c01\
1a00025ef50712081901f409d81e82030a0ad81e82031903e80bd81e82020a02\
1a00016000031940000419044c051a001e8480061a1dcd650010190154111910\
d61382d81e821902411903e8d81e821902d11a000f424014821a00d59f801b00\
000002540be40015821a03b20b801b00000004a817c800161913881718961818\
03181985d81e8218331864d81e8218341864d81e8218351864d81e8218361864\
d81e8218371864181a8ad81e8218431864d81e8218431864d81e82183c1864d8\
1e82184b1864d81e82183c1864d81e8218431864d81e8218431864d81e821843\
1864d81e82184b1864d81e8218431864181b07181c1892181d06181e1b000000\
174876e800181f1a1dcd65001820141821d81e820f01581c9b24324046544393\
443e1fb35c8b72c3c39e18a516a95df5f6654101827668747470733a2f2f6169\
6b656e2d6c616e672e6f72675820000000000000000000000000000000000000\
0000000000000000000000000000a20581840500d87980821a000f42401a05f5\
e1000781587d587b0101003232323232323225333333008001153330033370e9\
00018029baa001153330073006375400224a6660089445261533005491185661\
6c696461746f722072657475726e65642066616c736500136560020020020020\
02002153300249010b5f746d70313a20566f696400165734ae7155ceaab9e557\
3eae91f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a200581d600000000000000000000000000000000000000000000000000000\
0000011a000f4240",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
#[test]
fn script_context_certificates() {
let redeemer = Redeemer {
tag: RedeemerTag::Cert,
index: 20,
data: Data::constr(0, vec![]),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
// NOTE: The transaction also contains treasury donation and current treasury amount
let script_context = fixture_tx_info(
"84a6008182582000000000000000000000000000000000000000000000000000\
00000000000000000180049582008201581c2222222222222222222222222222\
222222222222222222222222222282008200581c000000000000000000000000\
0000000000000000000000000000000082018200581c00000000000000000000\
0000000000000000000000000000000000008a03581c11111111111111111111\
1111111111111111111111111111111111115820999999999999999999999999\
99999999999999999999999999999999999999991a000f4240190154d81e8201\
1864581de0000000000000000000000000000000000000000000000000000000\
00d901028080f68304581c111111111111111111111111111111111111111111\
1111111111111119053983078200581c00000000000000000000000000000000\
0000000000000000000000001a002dc6c083088200581c000000000000000000\
000000000000000000000000000000000000001a002dc6c083098200581c0000\
00000000000000000000000000000000000000000000000000008200581c0000\
000000000000000000000000000000000000000000000000000083098200581c\
000000000000000000000000000000000000000000000000000000008201581c\
0000000000000000000000000000000000000000000000000000000083098200\
581c000000000000000000000000000000000000000000000000000000008102\
83098200581c0000000000000000000000000000000000000000000000000000\
00008103840a8200581c00000000000000000000000000000000000000000000\
000000000000581c111111111111111111111111111111111111111111111111\
111111118103840b8200581c0000000000000000000000000000000000000000\
0000000000000000581c11111111111111111111111111111111111111111111\
1111111111111a002dc6c0840c8200581c000000000000000000000000000000\
0000000000000000000000000081031a002dc6c0850d8200581c000000000000\
00000000000000000000000000000000000000000000581c1111111111111111\
111111111111111111111111111111111111111181031a002dc6c0830e820058\
1c00000000000000000000000000000000000000000000000000000000820058\
1c22222222222222222222222222222222222222222222222222222222830f82\
00581c00000000000000000000000000000000000000000000000000000000f6\
84108200581c0000000000000000000000000000000000000000000000000000\
00001a002dc6c0f683118200581c000000000000000000000000000000000000\
000000000000000000001a002dc6c083128200581c0000000000000000000000\
0000000000000000000000000000000000f683028201581c9b24324046544393\
443e1fb35c8b72c3c39e18a516a95df5f6654101581c11111111111111111111\
11111111111111111111111111111111111102182a151a00989680160ea20581\
840214d87980821a000f42401a05f5e1000781587d587b010100323232323232\
3225333333008001153330033370e900018029baa00115333007300637540022\
4a66600894452615330054911856616c696461746f722072657475726e656420\
66616c73650013656002002002002002002153300249010b5f746d70313a2056\
6f696400165734ae7155ceaab9e5573eae91f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a200581d600000000000000000000000000000000000000000000000000000\
0000011a000f4240",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
#[test]
fn script_context_voting() {
let redeemer = Redeemer {
tag: RedeemerTag::Vote,
index: 0,
data: Data::constr(0, vec![Data::integer(42.into())]),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
// NOTE: The transaction also contains treasury donation and current treasury amount
let script_context = fixture_tx_info(
"84a4008182582000000000000000000000000000000000000000000000000000\
0000000000000000018002182a13a58200581c00000000000000000000000000\
000000000000000000000000000000a182582099999999999999999999999999\
9999999999999999999999999999999999999918988200827668747470733a2f\
2f61696b656e2d6c616e672e6f72675820000000000000000000000000000000\
00000000000000000000000000000000008202581c0000000000000000000000\
0000000000000000000000000000000000a38258209999999999999999999999\
999999999999999999999999999999999999999999008202f682582088888888\
88888888888888888888888888888888888888888888888888888888018202f6\
8258207777777777777777777777777777777777777777777777777777777777\
777777028202f68203581c43fa47afc68a7913fbe2f400e3849cb492d9a2610c\
85966de0f2ba1ea1825820999999999999999999999999999999999999999999\
9999999999999999999999038200f68204581c00000000000000000000000000\
000000000000000000000000000000a182582099999999999999999999999999\
99999999999999999999999999999999999999048201f68201581c43fa47afc6\
8a7913fbe2f400e3849cb492d9a2610c85966de0f2ba1ea18258209999999999\
999999999999999999999999999999999999999999999999999999018201f6a2\
0582840402d87980821a000f42401a05f5e100840400d87981182a821a000f42\
401a05f5e1000781587d587b0101003232323232323225333333008001153330\
033370e900018029baa001153330073006375400224a66600894452615330054\
911856616c696461746f722072657475726e65642066616c7365001365600200\
2002002002002153300249010b5f746d70303a20566f696400165734ae7155ce\
aab9e5573eae91f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a200581d600000000000000000000000000000000000000000000000000000\
0000011a000f4240",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
#[test]
fn script_context_withdraw() {
let redeemer = Redeemer {
tag: RedeemerTag::Reward,
index: 0,
data: Data::constr(0, vec![]),
ex_units: ExUnits {
mem: 1000000,
steps: 100000000,
},
};
// NOTE: The transaction also contains treasury donation and current treasury amount
let script_context = fixture_tx_info(
"84a7008182582000000000000000000000000000000000000000000000000000\
00000000000000000183a2005839200000000000000000000000000000000000\
0000000000000000000000111111111111111111111111111111111111111111\
11111111111111011a000f4240a2005823400000000000000000000000000000\
00000000000000000000000000008198bd431b03011a000f4240a20058235011\
1111111111111111111111111111111111111111111111111111118198bd431b\
03011a000f424002182a031a00448e0105a1581df004036eecadc2f19e95f831\
b4bc08919cde1d1088d74602bd3dcd78a2000e81581c00000000000000000000\
0000000000000000000000000000000000001601a10582840000d87a81d87980\
821a000f42401a05f5e100840300d87980821a000f42401a05f5e100f5f6",
"8182582000000000000000000000000000000000000000000000000000000000\
0000000000",
"81a40058393004036eecadc2f19e95f831b4bc08919cde1d1088d74602bd3dcd\
78a204036eecadc2f19e95f831b4bc08919cde1d1088d74602bd3dcd78a2011a\
000f4240028201d81843d8798003d818590221820359021c5902190101003232\
323232323232322232533333300c00215323330073001300937540062a660109\
211c52756e6e696e672032206172672076616c696461746f72206d696e740013\
533333300d004153330073001300937540082a66601660146ea8010494ccc021\
288a4c2a660129211856616c696461746f722072657475726e65642066616c73\
65001365600600600600600600600315330084911d52756e6e696e6720332061\
72672076616c696461746f72207370656e640013533333300d00415333007300\
1300937540082a66601660146ea8010494cccccc03800454ccc020c008c028dd\
50008a99980618059baa0011253330094a22930a998052491856616c69646174\
6f722072657475726e65642066616c7365001365600600600600600600600600\
6006006006006300c300a37540066e1d20001533007001161533007001161533\
00700116153300700116490191496e636f72726563742072656465656d657220\
7479706520666f722076616c696461746f72207370656e642e0a202020202020\
2020202020202020202020202020446f75626c6520636865636b20796f752068\
6176652077726170706564207468652072656465656d65722074797065206173\
2073706563696669656420696e20796f757220706c757475732e6a736f6e0015\
330034910b5f746d70313a20566f6964001615330024910b5f746d70303a2056\
6f696400165734ae7155ceaab9e5573eae855d21",
)
.into_script_context(&redeemer, None)
.unwrap();
// NOTE: The initial snapshot has been generated using the Haskell
// implementation of the ledger library for that same serialized
// transactions. It is meant to control that our construction of the
// script context and its serialization matches exactly those
// from the Haskell ledger / cardano node.
insta::assert_debug_snapshot!(script_context.to_plutus_data());
}
}