Add price feed pallet

pallets/local-treasury/src/lib.rs

@@ -15,12 +15,7 @@ mod tests;
 // this is requires as the #[pallet::event] proc macro generates code that violates this lint
 #[allow(clippy::unused_unit)]
 pub mod pallet {
-    use frame_support::{
-        dispatch::DispatchResultWithPostInfo,
-        pallet_prelude::*,
-        sp_runtime::{traits::AccountIdConversion, ModuleId},
-        traits::{Currency, ExistenceRequirement::AllowDeath, Get},
-    };
+    use frame_support::{dispatch::DispatchResultWithPostInfo, pallet_prelude::*, sp_runtime::{traits::AccountIdConversion}, traits::{Currency, ExistenceRequirement::AllowDeath, Get}, PalletId};
     use frame_system::pallet_prelude::*;
 
     type AccountIdFor<T> = <T as frame_system::Config>::AccountId;
@@ -30,10 +25,10 @@ pub mod pallet {
     pub trait Config: frame_system::Config {
         /// Origin that is allowed to manage the treasury balance and initiate withdrawals
         type AdminOrigin: EnsureOrigin<Self::Origin>;
-        /// ModuleId must be an unique 8 character string.
+        /// PalletId must be an unique 8 character string.
         /// It is used to generate the account ID which holds the balance of the treasury.
         #[pallet::constant]
-        type ModuleId: Get<ModuleId>;
+        type PalletId: Get<PalletId>;
         /// The pallet to use as the base currency for this treasury
         type Currency: Currency<Self::AccountId>;
         type Event: From<Event<Self>> + IsType<<Self as frame_system::Config>::Event>;
@@ -62,7 +57,7 @@ pub mod pallet {
         /// Returns the accountID for the treasury balance
         /// Transferring balance to this account funds the treasury
         pub fn account_id() -> T::AccountId {
-            T::ModuleId::get().into_account()
+            T::PalletId::get().into_account()
         }
     }
 

pallets/local-treasury/src/mock.rs

@@ -13,7 +13,7 @@ use sp_runtime::{
     testing::Header,
     traits::AccountIdConversion,
     traits::{BlakeTwo256, IdentityLookup},
-    ModuleId,
+    PalletId,
 };
 
 type UncheckedExtrinsic = frame_system::mocking::MockUncheckedExtrinsic<Test>;
@@ -86,19 +86,19 @@ impl pallet_balances::Config for Test {
     type WeightInfo = ();
 }
 
-pub(crate) const LOCAL_TREASURE_MODULE_ID: ModuleId = ModuleId(*b"12345678");
+pub(crate) const LOCAL_TREASURE_MODULE_ID: PalletId = PalletId(*b"12345678");
 pub(crate) const ADMIN_ACCOUNT_ID: AccountId = 88;
 
 parameter_types! {
-    pub const TestModuleId: ModuleId = LOCAL_TREASURE_MODULE_ID;
+    pub const TestPalletId: PalletId = LOCAL_TREASURE_MODULE_ID;
 }
 ord_parameter_types! {
     pub const AdminAccountId: AccountId = ADMIN_ACCOUNT_ID;
 }
 
 impl pallet_local_treasury::Config for Test {
     type AdminOrigin = frame_system::EnsureSignedBy<AdminAccountId, AccountId>;
-    type ModuleId = TestModuleId;
+    type PalletId = TestPalletId;
     type Currency = Balances;
     type Event = Event;
 }

pallets/price-feed/Cargo.toml

@@ -0,0 +1,76 @@
+[package]
+authors = ['ChainSafe Systems']
+description = 'FRAME pallet to implement PINT price feeds.'
+edition = '2018'
+license = 'LGPL-3.0-only'
+name = 'pallet-price-feed'
+readme = 'README.md'
+repository = 'https://github.com/ChainSafe/PINT/'
+version = '0.0.1'
+
+[features]
+default = ['std']
+std = [
+    'serde',
+    'codec/std',
+    'frame-support/std',
+    'frame-system/std',
+    'pallet-balances/std',
+    'pallet-chainlink-feed/std',
+]
+[dependencies.codec]
+default-features = false
+features = ['derive']
+package = 'parity-scale-codec'
+version = '2.0.0'
+
+[dependencies.frame-support]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[dependencies.frame-system]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[dependencies.pallet-chainlink-feed]
+default_features = false
+package = 'pallet-chainlink-feed'
+git = "https://github.com/mattsse/chainlink-polkadot"
+# this is substrate v3 branch that is upstreamed with rococo-v1
+# and requires https://github.com/ChainSafe/PINT/issues/37
+# see also https://github.com/ChainSafe/PINT/pull/39
+branch = "substrate-v3"
+
+[dependencies]
+serde = { version = "1.0.101", optional = true }
+
+[dev-dependencies.pallet-balances]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[dev-dependencies.sp-core]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[dev-dependencies.sp-io]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[dev-dependencies.sp-runtime]
+default-features = false
+git = 'https://github.com/paritytech/substrate.git'
+branch = 'rococo-v1'
+version = '3.0.0'
+
+[package.metadata.docs.rs]
+targets = ['x86_64-unknown-linux-gnu']

pallets/price-feed/README.md

@@ -0,0 +1 @@
+License: LGPL-3.0-only