Feat/drand-mainnet

pallets/drand/Cargo.toml

@@ -86,3 +86,5 @@ try-runtime = [
 	"frame-system/try-runtime",
 	"sp-runtime/try-runtime",
 ]
+# use the drand mainnet configuration
+mainnet = []

pallets/drand/docs/how_it_works.md

@@ -4,7 +4,7 @@ This document describes how the drand bridge pallet works.
 
 ## Overview
 
-Drand's quicknet periodically outputs pulses of verifiable randomness every 3 seconds. There are various API's which provide access to the beacon, with this pallet simply using the main `api.drand.sh` URI. This pallet runs an offchain worker, which executes each time a node imports a new (*not* finalized) block. 
+Drand's quicknet periodically outputs pulses of verifiable randomness every 3 seconds. There are various API's which provide access to the beacon, with this pallet simply using the main `https://drand.cloudflare.com` URI. This pallet runs an offchain worker, which executes each time a node imports a new (*not* finalized) block. 
 
 ### Assumption and Limitations
 

pallets/drand/src/benchmarking.rs

@@ -1,3 +1,19 @@
+/*
+ * Copyright 2024 by Ideal Labs, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 //! Benchmarking setup for pallet-drand
 #![cfg(feature = "runtime-benchmarks")]
 use super::*;

pallets/drand/src/bls12_381.rs

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2024 by Ideal Labs, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
 use crate::utils::ScalarFieldFor;
 use ark_bls12_381::{G1Affine, G1Projective, G2Affine, G2Projective};
 use ark_ec::{pairing::Pairing, short_weierstrass::SWCurveConfig, AffineRepr};