Feature/in memory repository (#45)

Signed-off-by: Alexey-N-Chernyshov <[email protected]>

Author: Alexey-N-Chernyshov

core/storage/repository/CMakeLists.txt

@@ -21,3 +21,10 @@ target_link_libraries(filesystem_repository
     outcome
     repository
     )
+
+add_library(in_memory_repository
+    impl/in_memory_repository.cpp
+    )
+target_link_libraries(in_memory_repository
+    repository
+    )

core/storage/repository/impl/in_memory_repository.cpp

@@ -0,0 +1,39 @@
+/**
+ * Copyright Soramitsu Co., Ltd. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "storage/repository/impl/in_memory_repository.hpp"
+
+#include "crypto/bls_provider/impl/bls_provider_impl.hpp"
+#include "libp2p/crypto/secp256k1_provider/secp256k1_provider_impl.hpp"
+#include "primitives/address/impl/address_verifier_impl.hpp"
+#include "storage/ipfs/impl/in_memory_datastore.hpp"
+#include "storage/keystore/impl/in_memory/in_memory_keystore.hpp"
+
+using fc::crypto::bls::impl::BlsProviderImpl;
+using fc::primitives::address::AddressVerifierImpl;
+using fc::storage::ipfs::InMemoryDatastore;
+using fc::storage::keystore::InMemoryKeyStore;
+using fc::storage::repository::InMemoryRepository;
+using fc::storage::repository::Repository;
+using libp2p::crypto::secp256k1::Secp256k1ProviderImpl;
+
+InMemoryRepository::InMemoryRepository()
+    : Repository(std::make_shared<InMemoryDatastore>(),
+                 std::make_shared<InMemoryKeyStore>(
+                     std::make_shared<BlsProviderImpl>(),
+                     std::make_shared<Secp256k1ProviderImpl>(),
+                     std::make_shared<AddressVerifierImpl>()),
+                 std::make_shared<Config>()) {}
+
+fc::outcome::result<std::shared_ptr<Repository>> InMemoryRepository::create(
+    const std::string &config_path) {
+  auto res = std::make_shared<InMemoryRepository>();
+  OUTCOME_TRY(res->loadConfig(config_path));
+  return res;
+}
+
+fc::outcome::result<unsigned int> InMemoryRepository::getVersion() const {
+  return kInMemoryRepositoryVersion;
+}

core/storage/repository/impl/in_memory_repository.hpp

@@ -0,0 +1,38 @@
+/**
+ * Copyright Soramitsu Co., Ltd. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef FILECOIN_CORE_STORAGE_IMPL_IN_MEMORY_REPOSITORY_HPP
+#define FILECOIN_CORE_STORAGE_IMPL_IN_MEMORY_REPOSITORY_HPP
+
+#include "storage/repository/repository.hpp"
+
+namespace fc::storage::repository {
+
+  using Version = Repository::Version;
+
+  static constexpr Version kInMemoryRepositoryVersion = 1;
+
+  /**
+   * @brief In-memory implementation of Repository
+   */
+  class InMemoryRepository : public Repository {
+   public:
+    InMemoryRepository();
+
+    /**
+     * Create Repository in-memory
+     * @param config_path - path to config file
+     * @return InMemoryRepository
+     */
+    static fc::outcome::result<std::shared_ptr<Repository>> create(
+        const std::string &config_path);
+
+    /** @copydoc Repository::getVersion() */
+    outcome::result<Version> getVersion() const override;
+  };
+
+}  // namespace fc::storage::repository
+
+#endif  // FILECOIN_CORE_STORAGE_IMPL_IN_MEMORY_REPOSITORY_HPP