Add MIT license

LICENSE-MIT

@@ -0,0 +1,19 @@
+The MIT License (MIT)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

@@ -1,6 +1,7 @@
 # 🌲 Forest 
 ![](https://github.com/ChainSafe/forest/workflows/Rust%20CI/badge.svg?branch=master)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![](https://img.shields.io/twitter/follow/espadrine.svg?label=Follow&style=social)](https://twitter.com/chainsafeth)
 
 
@@ -42,4 +43,4 @@ https://chainsafe.github.io/forest/
 - Have questions? Say hi on [Discord](https://discord.gg/Q6A3YA2)!
 
 ## License 
-Forest is licensed under the Apache License 2.0.
+Forest is dual licensed under [MIT](https://github.com/ChainSafe/forest/blob/master/LICENSE-MIT) + [Apache 2.0](https://github.com/ChainSafe/forest/blob/master/LICENSE-APACHE).

blockchain/blocks/src/block.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 #![allow(dead_code)]
 

blockchain/blocks/src/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use std::fmt;
 

blockchain/blocks/src/header.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::{EPostProof, Ticket, TipSetKeys, TxMeta};
 use address::Address;

blockchain/blocks/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod block;
 mod errors;

blockchain/blocks/src/ticket.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use crypto::VRFResult;
 use encoding::{

blockchain/blocks/src/tipset.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 #![allow(unused_variables)]
 #![allow(dead_code)]

blockchain/chain/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod store;
 

blockchain/chain/src/store/chain_store.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::{Error, TipIndex, TipSetMetadata};
 use blocks::{BlockHeader, Tipset};

blockchain/chain/src/store/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::Error as BlkErr;
 use cid::Error as CidErr;

blockchain/chain/src/store/mod.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod chain_store;
 mod errors;

blockchain/chain/src/store/tip_index.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::errors::Error;
 use blocks::{TipSetKeys, Tipset};

blockchain/chain_sync/src/block_msg.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::TipSetKeys;
 use libp2p::PeerId;

blockchain/chain_sync/src/block_proposer.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::BlockMsg;
 use std::io;

blockchain/chain_sync/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod block_msg;
 mod block_proposer;

blockchain/raw_block/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod raw_block;
 

blockchain/raw_block/src/raw_block.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use cid::{Cid, Codec, Error, Version};
 use encoding::{Cbor, Error as EncodingError};

blockchain/src/lib.rs

@@ -1,4 +1,4 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 pub mod message_pool;

blockchain/src/main.rs

@@ -1,4 +1,4 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 fn main() {}

blockchain/src/message_pool/mod.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod pool;
 

blockchain/src/message_pool/pool.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use message::SignedMessage;
 

blockchain/src/storage_consensus/mod.rs

@@ -1,3 +1,3 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 

blockchain/sync_manager/src/bucket.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::Tipset;
 

blockchain/sync_manager/src/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::Error as BlkErr;
 use chain::Error as StoreErr;

blockchain/sync_manager/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod bucket;
 mod errors;

blockchain/sync_manager/src/manager.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::bucket::SyncBucketSet;
 use blocks::Tipset;

blockchain/sync_manager/src/sync.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 #![allow(dead_code)]
 

blockchain/sync_manager/tests/manager_test.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::{BlockHeader, Tipset};
 use cid::Cid;

crypto/src/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use address::Error as AddressError;
 use encoding::Error as EncodingError;

crypto/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod errors;
 mod signature;

crypto/src/signature.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::errors::Error;
 use address::{Address, Protocol};

crypto/src/signer.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::signature::Signature;
 use address::Address;

crypto/src/vrf.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use crate::signature::{verify_bls_sig, Signature, BLS_SIG_LEN};
 use bls_signatures::{Serialize as BlsSerialize, Signature as BLSSignature};

encoding/src/cbor.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::errors::Error;
 use crate::{ser, to_vec};

encoding/src/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use serde_cbor::error::Error as CborError;
 use std::fmt;

encoding/src/hash.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blake2b_simd::Params;
 

encoding/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod cbor;
 mod errors;

ipld/cid/src/codec.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use crate::Error;
 

ipld/cid/src/error.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use encoding::Error as EncodingError;
 use multibase;

ipld/cid/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod codec;
 mod error;

ipld/cid/src/to_cid.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use crate::{Cid, Codec, Error, Version};
 use integer_encoding::VarIntReader;

ipld/cid/src/version.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use crate::Error;
 

ipld/cid/tests/base_cid_tests.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use encoding::{from_slice, to_vec, Cbor};
 use forest_cid::{Cid, Codec, Error, Prefix, Version};

ipld/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use cid::Cid;
 use encoding::de;

ipld/tests/ipld_test.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use cid::Cid;
 use encoding::{from_slice, to_vec};

node/clock/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use chrono::{DateTime, NaiveDateTime, SecondsFormat, Utc};
 use serde::{Deserialize, Serialize};

node/clock/tests/clock_test.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use clock::ChainEpochClock;
 

node/db/src/errors.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use blocks::Error as BlkErr;
 use encoding::Error as EncErr;

node/db/src/lib.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod errors;
 mod memory;

node/db/src/memory.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::Error;
 use super::{DatabaseService, Read, Write};

node/db/src/rocks.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 use super::errors::Error;
 use super::{DatabaseService, Read, Write};

node/db/tests/db_utils/mod.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 // Taken from
 // https://github.com/rust-rocksdb/rust-rocksdb/blob/master/tests/util/mod.rs

node/db/tests/mem_test.rs

@@ -1,5 +1,5 @@
 // Copyright 2020 ChainSafe Systems
-// SPDX-License-Identifier: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0, MIT
 
 mod subtests;