Implement deleting and checking for files

src/lib/CMakeLists.txt

@@ -15,6 +15,8 @@ add_library(
     STATIC
     filetransfer_service_upload.cpp
     filetransfer_service_download.cpp
+    filetransfer_service_delete.cpp
+    filetransfer_service_info.cpp
     sha1_digest.cpp
     exception_handling.cpp
 )

src/lib/filetransfer_service.h

@@ -87,6 +87,31 @@ class FileTransferServiceImpl final : public ::ansys::api::tools::filetransfer::
             ::ansys::api::tools::filetransfer::v1::UploadFileRequest>* stream
     ) -> ::grpc::Status override;
 
+    /**
+     * @brief Implements the "DeleteFile" operation.
+     * @param context Server context to use.
+     * @param request Request to process.
+     * @param response Response to populate.
+     */
+    virtual auto DeleteFile(
+        ::grpc::ServerContext* context,
+        const ::ansys::api::tools::filetransfer::v1::DeleteFileRequest* request,
+        ::ansys::api::tools::filetransfer::v1::DeleteFileResponse* response
+    ) -> ::grpc::Status override;
+
+    /**
+     * @brief Implements the "GetFileInfo" operation.
+     * @param context Server context to use.
+     * @param request Request to process.
+     * @param response Response to populate.
+     */
+    virtual auto GetFileInfo(
+        ::grpc::ServerContext* context,
+        const ::ansys::api::tools::filetransfer::v1::GetFileInfoRequest*
+            request,
+        ::ansys::api::tools::filetransfer::v1::GetFileInfoResponse* response
+    ) -> ::grpc::Status override;
+
 private:
 };
 

src/lib/filetransfer_service_delete.cpp

@@ -0,0 +1,79 @@
+// Copyright (C) 2022 - 2024 ANSYS, Inc. and/or its affiliates.
+// SPDX-License-Identifier: 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.
+
+#include "filetransfer_service.h"
+
+#ifdef _MSC_VER
+#pragma warning(push, 3)
+#else
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
+#include <boost/filesystem/operations.hpp>
+#include <boost/filesystem/path.hpp>
+#include <boost/log/trivial.hpp>
+
+#ifdef _MSC_VER
+#pragma warning(pop)
+#else
+#pragma GCC diagnostic pop
+#endif
+
+#include "exception_handling.h"
+#include "exception_types.h"
+
+namespace file_transfer {
+
+auto FileTransferServiceImpl::DeleteFile(
+    ::grpc::ServerContext* /* unused */,
+    const ::ansys::api::tools::filetransfer::v1::DeleteFileRequest* request,
+    ::ansys::api::tools::filetransfer::v1::DeleteFileResponse* /* unused */
+) -> ::grpc::Status {
+
+    return exceptions::convert_exceptions_to_status_codes(
+        std::function<void()>([&]() {
+            const auto& filename = request->filename();
+            const auto file_path = boost::filesystem::path{filename};
+
+            BOOST_LOG_TRIVIAL(info) << "Got deletion request for file: "
+                                    << file_path.generic_string();
+
+            if (!boost::filesystem::exists(file_path)) {
+                throw exceptions::failed_precondition(
+                    "File does not exist: " + filename
+                );
+            }
+            if (!boost::filesystem::is_regular_file(file_path)) {
+                throw exceptions::failed_precondition(
+                    "Path " + filename + " is not a regular file."
+                );
+            }
+
+            boost::filesystem::remove(file_path);
+            BOOST_LOG_TRIVIAL(info)
+                << "Deleted file: " << file_path.generic_string();
+        })
+    );
+}
+
+} // namespace file_transfer

src/lib/filetransfer_service_info.cpp

@@ -0,0 +1,80 @@
+// Copyright (C) 2022 - 2024 ANSYS, Inc. and/or its affiliates.
+// SPDX-License-Identifier: 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.
+
+#include "filetransfer_service.h"
+
+#ifdef _MSC_VER
+#pragma warning(push, 3)
+#else
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
+#include <boost/filesystem/operations.hpp>
+#include <boost/filesystem/path.hpp>
+#include <boost/log/trivial.hpp>
+#include <boost/numeric/conversion/cast.hpp>
+
+#ifdef _MSC_VER
+#pragma warning(pop)
+#else
+#pragma GCC diagnostic pop
+#endif
+
+#include "exception_handling.h"
+#include "exception_types.h"
+#include "sha1_digest.h"
+
+namespace file_transfer {
+
+auto FileTransferServiceImpl::GetFileInfo(
+    ::grpc::ServerContext* /* unused */,
+    const ::ansys::api::tools::filetransfer::v1::GetFileInfoRequest* request,
+    ::ansys::api::tools::filetransfer::v1::GetFileInfoResponse* response
+) -> ::grpc::Status {
+
+    return exceptions::convert_exceptions_to_status_codes(
+        std::function<void()>([&]() {
+            const auto& filename = request->filename();
+            const auto file_path = boost::filesystem::path{filename};
+            const auto file_exists = boost::filesystem::exists(file_path);
+            response->set_exists(file_exists);
+
+            if (file_exists) {
+                auto& file_info = *(response->mutable_file_info());
+                if (request->compute_sha1_checksum()) {
+                    const auto hex_digest =
+                        detail::get_sha1_hex_digest(file_path);
+                    file_info.mutable_sha1()->set_hex_digest(hex_digest);
+                }
+
+                file_info.set_name(file_path.string());
+                const std::size_t file_size =
+                    boost::filesystem::file_size(file_path);
+                file_info.set_size(boost::numeric_cast<pb_filesize_t>(file_size)
+                );
+            }
+        })
+    );
+}
+
+} // namespace file_transfer