From 7fbb2060737c2ec444a715b805464a27bdc92489 Mon Sep 17 00:00:00 2001 From: Leigh McCulloch <351529+leighmcculloch@users.noreply.github.com> Date: Tue, 16 Jan 2024 11:47:22 +1000 Subject: [PATCH 1/4] Add mint-lock example --- .vscode/settings.json | 3 + mint-lock/Cargo.lock | 1531 +++++++++++++++++ mint-lock/Cargo.toml | 32 + mint-lock/Makefile | 16 + mint-lock/src/lib.rs | 148 ++ mint-lock/src/test.rs | 73 + mint-lock/test_snapshots/test/test.1.json | 1842 +++++++++++++++++++++ 7 files changed, 3645 insertions(+) create mode 100644 mint-lock/Cargo.lock create mode 100644 mint-lock/Cargo.toml create mode 100644 mint-lock/Makefile create mode 100644 mint-lock/src/lib.rs create mode 100644 mint-lock/src/test.rs create mode 100644 mint-lock/test_snapshots/test/test.1.json diff --git a/.vscode/settings.json b/.vscode/settings.json index 57650c39..6a6bb08d 100644 --- a/.vscode/settings.json +++ b/.vscode/settings.json @@ -2,4 +2,7 @@ // These settings exist to support the gitpod configuration. 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a/mint-lock/Makefile b/mint-lock/Makefile new file mode 100644 index 00000000..71ad4a6c --- /dev/null +++ b/mint-lock/Makefile @@ -0,0 +1,16 @@ +default: build + +all: test + +test: build + cargo test + +build: + soroban contract build + @ls -l target/wasm32-unknown-unknown/release/*.wasm + +fmt: + cargo fmt --all + +clean: + cargo clean diff --git a/mint-lock/src/lib.rs b/mint-lock/src/lib.rs new file mode 100644 index 00000000..32cdeacd --- /dev/null +++ b/mint-lock/src/lib.rs @@ -0,0 +1,148 @@ +#![no_std] +use soroban_sdk::{ + contract, contractclient, contracterror, contractimpl, contracttype, Address, Env, IntoVal, +}; + +#[contractclient(name = "MintClient")] +trait MintInterface { + fn mint(env: Env, to: Address, amount: i128); +} + +#[contracterror] +#[repr(u32)] +#[derive(Copy, Clone, PartialEq, Eq)] +pub enum Error { + NotAuthorizedMinter = 1, + DailyLimitInsufficient = 2, +} + +#[contracttype] +pub enum StorageKey { + /// Admin. Value is an Address. + Admin, + /// Minters are stored keyed by address. Value is a MinterConfig. + Minter(Address), + /// Minter stats are stored keyed by day, which is the ledger number divided + /// by 17,280. Value is a MinterStats. + MinterStats(Address, u32), +} + +#[contracttype] +#[derive(Debug, Clone, Eq, PartialEq)] +pub struct MinterConfig { + daily_limit: i128, +} + +#[contracttype] +#[derive(Debug, Default, Clone, Eq, PartialEq)] +pub struct MinterStats { + consumed_daily_limit: i128, +} + +const LEDGERS_PER_DAY: u32 = 17280; + +#[contract] +pub struct Contract; + +#[contractimpl] +impl Contract { + pub fn admin(env: Env) -> Address { + env.storage() + .instance() + .get::<_, Address>(&StorageKey::Admin) + .unwrap() + } + + pub fn set_admin(env: Env, new_admin: Address) { + if let Some(admin) = env + .storage() + .instance() + .get::<_, Address>(&StorageKey::Admin) + { + admin.require_auth(); + }; + env.storage().instance().set(&StorageKey::Admin, &new_admin); + } + + pub fn minter(env: Env, minter: Address) -> (MinterConfig, MinterStats) { + let day = env.ledger().sequence() / LEDGERS_PER_DAY; + ( + env.storage() + .persistent() + .get(&StorageKey::Minter(minter.clone())) + .unwrap(), + env.storage() + .temporary() + .get::<_, MinterStats>(&StorageKey::MinterStats(minter.clone(), day)) + .unwrap_or_default(), + ) + } + + pub fn set_minter(env: Env, minter: Address, config: MinterConfig) { + Self::admin(env.clone()).require_auth(); + env.storage() + .persistent() + .set(&StorageKey::Minter(minter), &config); + } + + pub fn remove_minter(env: Env, minter: Address) { + Self::admin(env.clone()).require_auth(); + env.storage() + .persistent() + .remove(&StorageKey::Minter(minter)); + } + + /// Call the 'mint' function of the 'contract' with 'to' and 'amount'. + /// Authorized by the 'minter'. + /// Uses some of the authorized 'minter's daily limit. + pub fn mint( + env: Env, + minter: Address, + contract: Address, + to: Address, + amount: i128, + ) -> Result<(), Error> { + // Verify minter is authenticated, and authorizing args. + minter.require_auth_for_args((&contract, &to, amount).into_val(&env)); + + // Verify minter is authorized by contract. + let admin = Self::admin(env.clone()); + if admin != minter { + let Some(minter_config) = env + .storage() + .persistent() + .get::<_, MinterConfig>(&StorageKey::Minter(minter.clone())) + else { + return Err(Error::NotAuthorizedMinter); + }; + + // Check and track daily limit. + let day = env.ledger().sequence() / LEDGERS_PER_DAY; + let minter_stats_key = StorageKey::MinterStats(minter.clone(), day); + let minter_stats = env + .storage() + .temporary() + .get::<_, MinterStats>(&minter_stats_key) + .unwrap_or_default(); + let new_minter_stats = MinterStats { + consumed_daily_limit: minter_stats.consumed_daily_limit + amount, + }; + if new_minter_stats.consumed_daily_limit > minter_config.daily_limit { + return Err(Error::DailyLimitInsufficient); + } + env.storage() + .temporary() + .set::<_, MinterStats>(&minter_stats_key, &new_minter_stats); + env.storage() + .temporary() + .extend_ttl(&minter_stats_key, 0, day * LEDGERS_PER_DAY); + } + + // Perform the mint. + let client = MintClient::new(&env, &contract); + client.mint(&to, &amount); + Ok(()) + } +} + +mod test; diff --git a/mint-lock/src/test.rs b/mint-lock/src/test.rs new file mode 100644 index 00000000..6e612115 --- /dev/null +++ b/mint-lock/src/test.rs @@ -0,0 +1,73 @@ +#![cfg(test)] + +use super::*; +use soroban_sdk::{ + testutils::{Address as _, MockAuth, MockAuthInvoke}, + token::TokenClient, + Address, Env, IntoVal, +}; + +#[test] +fn test() { + let env = Env::default(); + let mint_lock = env.register_contract(None, Contract); + let mint_lock_client = ContractClient::new(&env, &mint_lock); + + let admin = Address::generate(&env); + + mint_lock_client.set_admin(&admin); + + let token = env.register_stellar_asset_contract(mint_lock.clone()); + let token_client = TokenClient::new(&env, &token); + + // Admin can always mint. + let user = Address::generate(&env); + mint_lock_client + .mock_auths(&[MockAuth { + address: &admin, + invoke: &MockAuthInvoke { + contract: &mint_lock, + fn_name: "mint", + args: (&token, &user, 123i128).into_val(&env), + sub_invokes: &[], + }, + }]) + .mint(&admin, &token, &user, &123); + assert_eq!(token_client.balance(&user), 123); + + // Authorized Minter can mint. + let minter = Address::generate(&env); + mint_lock_client + .mock_auths(&[MockAuth { + address: &admin, + invoke: &MockAuthInvoke { + contract: &mint_lock, + fn_name: "set_minter", + args: (&minter, MinterConfig { daily_limit: 100 }).into_val(&env), + sub_invokes: &[], + }, + }]) + .set_minter(&minter, &MinterConfig { daily_limit: 100 }); + let user = Address::generate(&env); + mint_lock_client + .mock_auths(&[MockAuth { + address: &minter, + invoke: &MockAuthInvoke { + contract: &mint_lock, + fn_name: "mint", + args: (&token, &user, 97i128).into_val(&env), + sub_invokes: &[], + }, + }]) + .mint(&minter, &token, &user, &97i128); + assert_eq!(token_client.balance(&user), 97); + assert_eq!( + mint_lock_client.minter(&minter), + ( + MinterConfig { daily_limit: 100 }, + MinterStats { + consumed_daily_limit: 97 + } + ) + ); +} diff --git a/mint-lock/test_snapshots/test/test.1.json b/mint-lock/test_snapshots/test/test.1.json new file mode 100644 index 00000000..68aa7d7e --- /dev/null +++ b/mint-lock/test_snapshots/test/test.1.json @@ -0,0 +1,1842 @@ +{ + "generators": { + "address": 6, + "nonce": 3 + }, + "auth": [ + [], + [ + [ + "GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V", + { + "function": { + "contract_fn": { + "contract_address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF", + "function_name": "set_admin", + "args": [ + { + "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM" + } + ] + } + }, + "sub_invocations": [] + } + ] + ], + [ + [ + "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAFCT4", + { + "function": { + "contract_fn": { + "contract_address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM", + "function_name": "mint", + "args": [ + { + "address": "CBUSYNQKASUYFWYC3M2GUEDMX4AIVWPALDBYJPNK6554BREHTGZ2IUNF" + }, + { + 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}, + { + "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4" + }, + { + "string": "aaa:GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGO6V" + } + ], + "data": { + "i128": { + "hi": 0, + "lo": 97 + } + } + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": "692c360a04a982db02db346a106cbf008ad9e058c384bdaaf77bc0c48799b3a4", + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_return" + }, + { + "symbol": "mint" + } + ], + "data": "void" + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": "0000000000000000000000000000000000000000000000000000000000000001", + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_return" + }, + { + "symbol": "mint" + } + ], + "data": "void" + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": null, + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_call" + }, + { + "bytes": "692c360a04a982db02db346a106cbf008ad9e058c384bdaaf77bc0c48799b3a4" + }, + { + "symbol": "balance" + } + ], + "data": { + "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMDR4" + } + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": "692c360a04a982db02db346a106cbf008ad9e058c384bdaaf77bc0c48799b3a4", + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_return" + }, + { + "symbol": "balance" + } + ], + "data": { + "i128": { + "hi": 0, + "lo": 97 + } + } + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": null, + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_call" + }, + { + "bytes": "0000000000000000000000000000000000000000000000000000000000000001" + }, + { + "symbol": "minter" + } + ], + "data": { + "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM" + } + } + } + }, + "failed_call": false + }, + { + "event": { + "ext": "v0", + "contract_id": "0000000000000000000000000000000000000000000000000000000000000001", + "type_": "diagnostic", + "body": { + "v0": { + "topics": [ + { + "symbol": "fn_return" + }, + { + "symbol": "minter" + } + ], + "data": { + "vec": [ + { + "map": [ + { + "key": { + "symbol": "daily_limit" + }, + "val": { + "i128": { + "hi": 0, + "lo": 100 + } + } + } + ] + }, + { + "map": [ + { + "key": { + "symbol": "consumed_daily_limit" + }, + "val": { + "i128": { + "hi": 0, + "lo": 97 + } + } + } + ] + } + ] + } + } + } + }, + "failed_call": false + } + ] +} \ No newline at end of file From 45ea2939b60ecc57cebe9954e5dff102763a291e Mon Sep 17 00:00:00 2001 From: Leigh McCulloch <351529+leighmcculloch@users.noreply.github.com> Date: Tue, 16 Jan 2024 13:17:54 +1000 Subject: [PATCH 2/4] tidy --- mint-lock/src/lib.rs | 80 +++++++++++------------ mint-lock/src/test.rs | 27 ++++++-- mint-lock/test_snapshots/test/test.1.json | 59 ++++++++++++++--- 3 files changed, 112 insertions(+), 54 deletions(-) diff --git a/mint-lock/src/lib.rs b/mint-lock/src/lib.rs index 32cdeacd..b9374036 100644 --- a/mint-lock/src/lib.rs +++ b/mint-lock/src/lib.rs @@ -22,37 +22,30 @@ pub enum StorageKey { Admin, /// Minters are stored keyed by address. Value is a MinterConfig. Minter(Address), - /// Minter stats are stored keyed by day, which is the ledger number divided - /// by 17,280. Value is a MinterStats. + /// Minter stats are stored keyed by epoch, which is the ledger number + /// divided by the number of ledgers in the epoch. Value is a MinterStats. MinterStats(Address, u32), } #[contracttype] #[derive(Debug, Clone, Eq, PartialEq)] pub struct MinterConfig { - daily_limit: i128, + limit: i128, + limit_ledger_count: u32, } #[contracttype] #[derive(Debug, Default, Clone, Eq, PartialEq)] pub struct MinterStats { - consumed_daily_limit: i128, + consumed_limit: i128, } -const LEDGERS_PER_DAY: u32 = 17280; - #[contract] pub struct Contract; #[contractimpl] impl Contract { - pub fn admin(env: Env) -> Address { - env.storage() - .instance() - .get::<_, Address>(&StorageKey::Admin) - .unwrap() - } - + /// Set the admin. pub fn set_admin(env: Env, new_admin: Address) { if let Some(admin) = env .storage() @@ -64,20 +57,15 @@ impl Contract { env.storage().instance().set(&StorageKey::Admin, &new_admin); } - pub fn minter(env: Env, minter: Address) -> (MinterConfig, MinterStats) { - let day = env.ledger().sequence() / LEDGERS_PER_DAY; - ( - env.storage() - .persistent() - .get(&StorageKey::Minter(minter.clone())) - .unwrap(), - env.storage() - .temporary() - .get::<_, MinterStats>(&StorageKey::MinterStats(minter.clone(), day)) - .unwrap_or_default(), - ) + /// Return the admin address. + pub fn admin(env: Env) -> Address { + env.storage() + .instance() + .get::<_, Address>(&StorageKey::Admin) + .unwrap() } + /// Set the config of a minter. Requires auth from the admin. pub fn set_minter(env: Env, minter: Address, config: MinterConfig) { Self::admin(env.clone()).require_auth(); env.storage() @@ -85,16 +73,26 @@ impl Contract { .set(&StorageKey::Minter(minter), &config); } - pub fn remove_minter(env: Env, minter: Address) { - Self::admin(env.clone()).require_auth(); - env.storage() + /// Returns the config, current epoch, and current epoch's stats for a + /// minter. + pub fn minter(env: Env, minter: Address) -> Result<(MinterConfig, u32, MinterStats), Error> { + let config = env + .storage() .persistent() - .remove(&StorageKey::Minter(minter)); + .get::<_, MinterConfig>(&StorageKey::Minter(minter.clone())) + .ok_or(Error::NotAuthorizedMinter)?; + let epoch = env.ledger().sequence() / config.limit_ledger_count; + let stats = env + .storage() + .temporary() + .get::<_, MinterStats>(&StorageKey::MinterStats(minter.clone(), epoch)) + .unwrap_or_default(); + Ok((config, epoch, stats)) } - /// Call the 'mint' function of the 'contract' with 'to' and 'amount'. - /// Authorized by the 'minter'. - /// Uses some of the authorized 'minter's daily limit. + /// Calls the 'mint' function of the 'contract' with 'to' and 'amount'. + /// Authorized by the 'minter'. Uses some of the authorized 'minter's + /// current epoch's limit. pub fn mint( env: Env, minter: Address, @@ -108,7 +106,7 @@ impl Contract { // Verify minter is authorized by contract. let admin = Self::admin(env.clone()); if admin != minter { - let Some(minter_config) = env + let Some(config) = env .storage() .persistent() .get::<_, MinterConfig>(&StorageKey::Minter(minter.clone())) @@ -117,25 +115,27 @@ impl Contract { }; // Check and track daily limit. - let day = env.ledger().sequence() / LEDGERS_PER_DAY; - let minter_stats_key = StorageKey::MinterStats(minter.clone(), day); + let epoch = env.ledger().sequence() / config.limit_ledger_count; + let minter_stats_key = StorageKey::MinterStats(minter.clone(), epoch); let minter_stats = env .storage() .temporary() .get::<_, MinterStats>(&minter_stats_key) .unwrap_or_default(); let new_minter_stats = MinterStats { - consumed_daily_limit: minter_stats.consumed_daily_limit + amount, + consumed_limit: minter_stats.consumed_limit + amount, }; - if new_minter_stats.consumed_daily_limit > minter_config.daily_limit { + if new_minter_stats.consumed_limit > config.limit { return Err(Error::DailyLimitInsufficient); } env.storage() .temporary() .set::<_, MinterStats>(&minter_stats_key, &new_minter_stats); - env.storage() - .temporary() - .extend_ttl(&minter_stats_key, 0, day * LEDGERS_PER_DAY); + env.storage().temporary().extend_ttl( + &minter_stats_key, + 0, + epoch * config.limit_ledger_count, + ); } // Perform the mint. diff --git a/mint-lock/src/test.rs b/mint-lock/src/test.rs index 6e612115..4f595d9b 100644 --- a/mint-lock/src/test.rs +++ b/mint-lock/src/test.rs @@ -43,11 +43,24 @@ fn test() { invoke: &MockAuthInvoke { contract: &mint_lock, fn_name: "set_minter", - args: (&minter, MinterConfig { daily_limit: 100 }).into_val(&env), + args: ( + &minter, + MinterConfig { + limit: 100, + limit_ledger_count: 17820, + }, + ) + .into_val(&env), sub_invokes: &[], }, }]) - .set_minter(&minter, &MinterConfig { daily_limit: 100 }); + .set_minter( + &minter, + &MinterConfig { + limit: 100, + limit_ledger_count: 17820, + }, + ); let user = Address::generate(&env); mint_lock_client .mock_auths(&[MockAuth { @@ -64,10 +77,12 @@ fn test() { assert_eq!( mint_lock_client.minter(&minter), ( - MinterConfig { daily_limit: 100 }, - MinterStats { - consumed_daily_limit: 97 - } + MinterConfig { + limit: 100, + limit_ledger_count: 17820 + }, + 0, + MinterStats { consumed_limit: 97 } ) ); } diff --git a/mint-lock/test_snapshots/test/test.1.json b/mint-lock/test_snapshots/test/test.1.json index 68aa7d7e..3c84a477 100644 --- a/mint-lock/test_snapshots/test/test.1.json +++ b/mint-lock/test_snapshots/test/test.1.json @@ -69,7 +69,7 @@ "map": [ { "key": { - "symbol": "daily_limit" + "symbol": "limit" }, "val": { "i128": { @@ -77,6 +77,14 @@ "lo": 100 } } + }, + { + "key": { + "symbol": "limit_ledger_count" + }, + "val": { + "u32": 17820 + } } ] } @@ -228,7 +236,7 @@ "map": [ { "key": { - "symbol": "daily_limit" + "symbol": "limit" }, "val": { "i128": { @@ -236,6 +244,14 @@ "lo": 100 } } + }, + { + "key": { + "symbol": "limit_ledger_count" + }, + "val": { + "u32": 17820 + } } ] } @@ -291,7 +307,7 @@ "map": [ { "key": { - "symbol": "consumed_daily_limit" + "symbol": "consumed_limit" }, "val": { "i128": { @@ -1301,7 +1317,7 @@ "map": [ { "key": { - "symbol": "daily_limit" + "symbol": "limit" }, "val": { "i128": { @@ -1309,6 +1325,14 @@ "lo": 100 } } + }, + { + "key": { + "symbol": "limit_ledger_count" + }, + "val": { + "u32": 17820 + } } ] } @@ -1340,7 +1364,7 @@ "data": { "vec": [ { - "bytes": "e9f3cc72256d18c46f548e31c779868682734bdc477190ee34cea0203526d099" + "bytes": "4b8a5533ee82c9f71bf95061b4573352251bb7f818af32403ed19b5d85907c78" }, "void", { @@ -1365,7 +1389,7 @@ "map": [ { "key": { - "symbol": "daily_limit" + "symbol": "limit" }, "val": { "i128": { @@ -1373,6 +1397,14 @@ "lo": 100 } } + }, + { + "key": { + "symbol": "limit_ledger_count" + }, + "val": { + "u32": 17820 + } } ] } @@ -1805,7 +1837,7 @@ "map": [ { "key": { - "symbol": "daily_limit" + "symbol": "limit" }, "val": { "i128": { @@ -1813,14 +1845,25 @@ "lo": 100 } } + }, + { + "key": { + "symbol": "limit_ledger_count" + }, + "val": { + "u32": 17820 + } } ] }, + { + "u32": 0 + }, { "map": [ { "key": { - "symbol": "consumed_daily_limit" + "symbol": "consumed_limit" }, "val": { "i128": { From 1aa43470f56383982a12101f7ff8145bc4a7d927 Mon Sep 17 00:00:00 2001 From: Leigh McCulloch <351529+leighmcculloch@users.noreply.github.com> Date: Tue, 16 Jan 2024 14:01:27 +1000 Subject: [PATCH 3/4] Update settings.json --- .vscode/settings.json | 3 --- 1 file changed, 3 deletions(-) diff --git a/.vscode/settings.json b/.vscode/settings.json index 6a6bb08d..57650c39 100644 --- a/.vscode/settings.json +++ b/.vscode/settings.json @@ -2,7 +2,4 @@ // These settings exist to support the gitpod configuration. "workbench.startupEditor": "none", "rust-analyzer.cargo.buildScripts.useRustcWrapper": false, - "rust-analyzer.linkedProjects": [ - "mint-lock/Cargo.toml", - ] } From c2fcbf1be3591b60b118c46423de02fd93ffa225 Mon Sep 17 00:00:00 2001 From: Leigh McCulloch <351529+leighmcculloch@users.noreply.github.com> Date: Tue, 16 Jan 2024 14:23:40 +1000 Subject: [PATCH 4/4] Make changing epoch safer --- mint-lock/src/lib.rs | 30 +++++---- mint-lock/src/test.rs | 6 +- mint-lock/test_snapshots/test/test.1.json | 78 ++++++++++++----------- 3 files changed, 62 insertions(+), 52 deletions(-) diff --git a/mint-lock/src/lib.rs b/mint-lock/src/lib.rs index b9374036..6ccd4692 100644 --- a/mint-lock/src/lib.rs +++ b/mint-lock/src/lib.rs @@ -22,16 +22,17 @@ pub enum StorageKey { Admin, /// Minters are stored keyed by address. Value is a MinterConfig. Minter(Address), - /// Minter stats are stored keyed by epoch, which is the ledger number - /// divided by the number of ledgers in the epoch. Value is a MinterStats. - MinterStats(Address, u32), + /// Minter stats are stored keyed by address, epoch length, and epoch, which + /// is the ledger number divided by the number of ledgers in the epoch. + /// Value is a MinterStats. + MinterStats(Address, u32, u32), } #[contracttype] #[derive(Debug, Clone, Eq, PartialEq)] pub struct MinterConfig { limit: i128, - limit_ledger_count: u32, + epoch_length: u32, } #[contracttype] @@ -81,11 +82,15 @@ impl Contract { .persistent() .get::<_, MinterConfig>(&StorageKey::Minter(minter.clone())) .ok_or(Error::NotAuthorizedMinter)?; - let epoch = env.ledger().sequence() / config.limit_ledger_count; + let epoch = env.ledger().sequence() / config.epoch_length; let stats = env .storage() .temporary() - .get::<_, MinterStats>(&StorageKey::MinterStats(minter.clone(), epoch)) + .get::<_, MinterStats>(&StorageKey::MinterStats( + minter.clone(), + config.epoch_length, + epoch, + )) .unwrap_or_default(); Ok((config, epoch, stats)) } @@ -115,8 +120,9 @@ impl Contract { }; // Check and track daily limit. - let epoch = env.ledger().sequence() / config.limit_ledger_count; - let minter_stats_key = StorageKey::MinterStats(minter.clone(), epoch); + let epoch = env.ledger().sequence() / config.epoch_length; + let minter_stats_key = + StorageKey::MinterStats(minter.clone(), config.epoch_length, epoch); let minter_stats = env .storage() .temporary() @@ -131,11 +137,9 @@ impl Contract { env.storage() .temporary() .set::<_, MinterStats>(&minter_stats_key, &new_minter_stats); - env.storage().temporary().extend_ttl( - &minter_stats_key, - 0, - epoch * config.limit_ledger_count, - ); + env.storage() + .temporary() + .extend_ttl(&minter_stats_key, 0, epoch * config.epoch_length); } // Perform the mint. diff --git a/mint-lock/src/test.rs b/mint-lock/src/test.rs index 4f595d9b..cc30b8a0 100644 --- a/mint-lock/src/test.rs +++ b/mint-lock/src/test.rs @@ -47,7 +47,7 @@ fn test() { &minter, MinterConfig { limit: 100, - limit_ledger_count: 17820, + epoch_length: 17820, }, ) .into_val(&env), @@ -58,7 +58,7 @@ fn test() { &minter, &MinterConfig { limit: 100, - limit_ledger_count: 17820, + epoch_length: 17820, }, ); let user = Address::generate(&env); @@ -79,7 +79,7 @@ fn test() { ( MinterConfig { limit: 100, - limit_ledger_count: 17820 + epoch_length: 17820 }, 0, MinterStats { consumed_limit: 97 } diff --git a/mint-lock/test_snapshots/test/test.1.json b/mint-lock/test_snapshots/test/test.1.json index 3c84a477..b536a992 100644 --- a/mint-lock/test_snapshots/test/test.1.json +++ b/mint-lock/test_snapshots/test/test.1.json @@ -69,21 +69,21 @@ "map": [ { "key": { - "symbol": "limit" + "symbol": "epoch_length" }, "val": { - "i128": { - "hi": 0, - "lo": 100 - } + "u32": 17820 } }, { "key": { - "symbol": "limit_ledger_count" + "symbol": "limit" }, "val": { - "u32": 17820 + "i128": { + "hi": 0, + "lo": 100 + } } } ] @@ -236,21 +236,21 @@ "map": [ { "key": { - "symbol": "limit" + "symbol": "epoch_length" }, "val": { - "i128": { - "hi": 0, - "lo": 100 - } + "u32": 17820 } }, { "key": { - "symbol": "limit_ledger_count" + "symbol": "limit" }, "val": { - "u32": 17820 + "i128": { + "hi": 0, + "lo": 100 + } } } ] @@ -274,6 +274,9 @@ { "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM" }, + { + "u32": 17820 + }, { "u32": 0 } @@ -297,6 +300,9 @@ { "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAK3IM" }, + { + "u32": 17820 + }, { "u32": 0 } @@ -1317,21 +1323,21 @@ "map": [ { "key": { - "symbol": "limit" + "symbol": "epoch_length" }, "val": { - "i128": { - "hi": 0, - "lo": 100 - } + "u32": 17820 } }, { "key": { - "symbol": "limit_ledger_count" + "symbol": "limit" }, "val": { - "u32": 17820 + "i128": { + "hi": 0, + "lo": 100 + } } } ] @@ -1364,7 +1370,7 @@ "data": { "vec": [ { - "bytes": "4b8a5533ee82c9f71bf95061b4573352251bb7f818af32403ed19b5d85907c78" + "bytes": "76d596867b560262323c23240a9f45b576dee7bc0e5a26ae2ea7f210e5cb9008" }, "void", { @@ -1389,21 +1395,21 @@ "map": [ { "key": { - "symbol": "limit" + "symbol": "epoch_length" }, "val": { - "i128": { - "hi": 0, - "lo": 100 - } + "u32": 17820 } }, { "key": { - "symbol": "limit_ledger_count" + "symbol": "limit" }, "val": { - "u32": 17820 + "i128": { + "hi": 0, + "lo": 100 + } } } ] @@ -1837,21 +1843,21 @@ "map": [ { "key": { - "symbol": "limit" + "symbol": "epoch_length" }, "val": { - "i128": { - "hi": 0, - "lo": 100 - } + "u32": 17820 } }, { "key": { - "symbol": "limit_ledger_count" + "symbol": "limit" }, "val": { - "u32": 17820 + "i128": { + "hi": 0, + "lo": 100 + } } } ]