1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
// Copyright Epic Games, Inc. All Rights Reserved.
#include "importproject.h"
#include "exportproject.h"
#include <zencore/compactbinary.h>
#include <zencore/compactbinarybuilder.h>
#include <zencore/compactbinarypackage.h>
#include <zencore/compress.h>
#include <zencore/filesystem.h>
#include <zencore/fmtutils.h>
#include <zencore/logging.h>
#include <zencore/stream.h>
#include <zenhttp/httpcommon.h>
#include <zenhttp/httpshared.h>
#include <zenutil/basicfile.h>
#include <memory>
ZEN_THIRD_PARTY_INCLUDES_START
#include <cpr/cpr.h>
ZEN_THIRD_PARTY_INCLUDES_END
ImportProjectCommand::ImportProjectCommand()
{
m_Options.add_options()("h,help", "Print help");
m_Options.add_option("", "u", "hosturl", "Host URL", cxxopts::value(m_HostName)->default_value("http://localhost:1337"), "<hosturl>");
m_Options.add_option("", "s", "source", "Source path", cxxopts::value(m_SourcePath), "<sourcepath>");
m_Options.add_option("", "p", "project", "Project name", cxxopts::value(m_ProjectName), "<projectname>");
m_Options.add_option("", "o", "oplog", "Oplog name", cxxopts::value(m_OplogNames), "<oplog>");
}
ImportProjectCommand::~ImportProjectCommand() = default;
int
ImportProjectCommand::Run(const ZenCliOptions& GlobalOptions, int argc, char** argv)
{
using namespace std::literals;
ZEN_UNUSED(GlobalOptions);
m_Options.parse_positional({"source", "project", "oplog"});
m_Options.parse(argc, argv);
if (m_ProjectName.empty())
{
ZEN_ERROR("Project name must be given");
return 1;
}
if (m_SourcePath.empty())
{
ZEN_ERROR("Source path must be given");
return 1;
}
if (!std::filesystem::is_directory(m_SourcePath))
{
ZEN_ERROR("Source path '{}' is not a directory", m_SourcePath);
return 1;
}
const std::string UrlBase = fmt::format("{}/prj", m_HostName);
cpr::Session Session;
{
ZEN_CONSOLE("Requesting project '{}' from '{}'", m_ProjectName, m_HostName);
zen::BasicFile ProjectStore;
ProjectStore.Open(ExportProjectCommand::GetProjectPath(m_SourcePath, m_ProjectName), zen::BasicFile::Mode::kRead);
zen::IoBuffer Payload = ProjectStore.ReadAll();
std::string ProjectRequest = fmt::format("{}/{}", UrlBase, m_ProjectName);
Session.SetUrl({ProjectRequest});
Session.SetBody(cpr::Body{(const char*)Payload.GetData(), Payload.GetSize()});
cpr::Response Response = Session.Post();
if (!ExportProjectCommand::IsSuccess(Response, ProjectRequest))
{
return 1;
}
if (m_OplogNames.empty())
{
zen::DirectoryContent Content;
zen::GetDirectoryContent(m_SourcePath, zen::DirectoryContent::IncludeFilesFlag, Content);
for (auto& File : Content.Files)
{
if (File.extension() == ".ops")
{
m_OplogNames.push_back(File.stem().string());
}
}
}
}
zen::IoBuffer ChunkStoreIndex = zen::IoBufferBuilder::MakeFromFile(ExportProjectCommand::GetChunksIndexPath(m_SourcePath));
zen::IoBuffer ChunkStoreHeaderMem(ChunkStoreIndex, 0, sizeof(ExportProjectCommand::ChunksHeader));
const ExportProjectCommand::ChunksHeader* ChunksHeader =
reinterpret_cast<const ExportProjectCommand::ChunksHeader*>(ChunkStoreHeaderMem.GetView().GetData());
if (ChunksHeader->Magic != ExportProjectCommand::ChunksHeader::kMagic)
{
ZEN_ERROR("Invalid chunk index header");
return 1;
}
const size_t BlockSize = 1ull << ChunksHeader->BlockSizeShift;
zen::IoBuffer ChunkStoreEntriesMem(ChunkStoreIndex,
sizeof(ExportProjectCommand::ChunksHeader),
sizeof(ExportProjectCommand::ChunkEntry) * ChunksHeader->ChunkCount);
const ExportProjectCommand::ChunkEntry* ChunkEntries =
reinterpret_cast<const ExportProjectCommand::ChunkEntry*>(ChunkStoreEntriesMem.GetView().GetData());
for (const std::string& OplogName : m_OplogNames)
{
ZEN_CONSOLE("Importing oplog '{}/{}' from '{}' to '{}'", m_ProjectName, OplogName, m_SourcePath, m_HostName);
std::string GetOplogRequest = fmt::format("{}/{}/oplog/{}", UrlBase, m_ProjectName, OplogName);
Session.SetUrl(GetOplogRequest);
cpr::Response OplogResponse = Session.Get();
if (OplogResponse.status_code == static_cast<long>(zen::HttpResponseCode::NotFound))
{
OplogResponse = Session.Post();
if (!ExportProjectCommand::IsSuccess(OplogResponse, GetOplogRequest))
{
return 1;
}
ExportProjectCommand::IsSuccess(OplogResponse, GetOplogRequest);
OplogResponse = Session.Get();
if (!ExportProjectCommand::IsSuccess(OplogResponse, GetOplogRequest))
{
return 1;
}
}
zen::BasicFile OpStore;
OpStore.Open(ExportProjectCommand::GetOplogPath(m_SourcePath, OplogName), zen::BasicFile::Mode::kRead);
ExportProjectCommand::OplogHeader OplogHeader;
OpStore.Read(&OplogHeader, sizeof(ExportProjectCommand::OplogHeader), 0);
if (OplogHeader.Magic != ExportProjectCommand::OplogHeader::kMagic ||
OplogHeader.HeaderSize != sizeof(ExportProjectCommand::OplogHeader))
{
ZEN_ERROR("Invalid oplog header");
return 1;
}
zen::IoHash Checksum = OplogHeader.Checksum;
std::vector<ExportProjectCommand::OplogEntry> OpEntries;
OpEntries.resize(OplogHeader.OpCount);
OpStore.Read(OpEntries.data(),
sizeof(ExportProjectCommand::OplogEntry) * OplogHeader.OpCount,
sizeof(ExportProjectCommand::OplogHeader));
ZEN_CONSOLE("Constructing oplog with {} ops with checksum '{}' for '{}/{}'",
OpEntries.size(),
OplogHeader.Checksum,
m_ProjectName,
OplogName);
zen::IoHashStream Hasher;
zen::CbObjectWriter Request;
Request.BeginArray("entries"sv);
for (auto& OpEntry : OpEntries)
{
zen::IoBuffer CoreData(OpEntry.OpLength);
OpStore.Read(CoreData.MutableData(), OpEntry.OpLength, OpEntry.Offset);
Hasher.Append(CoreData.GetView());
zen::SharedBuffer SharedCoreData(CoreData);
zen::CbObject Op(SharedCoreData);
Request << Op;
}
Request.EndArray();
zen::IoHash CalculatedChecksum = Hasher.GetHash();
if (CalculatedChecksum != Checksum)
{
ZEN_ERROR("Checksum for oplog does not match. Expected '{}' but got '{}'", Checksum, CalculatedChecksum);
return 1;
}
Request.AddHash("checksum"sv, Checksum);
zen::CbPackage RequestPackage;
RequestPackage.SetObject(Request.Save());
ZEN_CONSOLE("Assembling {} attachments", ChunksHeader->ChunkCount);
std::vector<zen::CbAttachment> Attachments;
Attachments.reserve(ChunksHeader->ChunkCount);
uint32_t ReadBlockIndex = 0;
zen::IoBuffer BlockStore = zen::IoBufferBuilder::MakeFromFile(ExportProjectCommand::GetChunksPath(m_SourcePath, ReadBlockIndex));
for (uint64_t ChunkIndex = 0; ChunkIndex < ChunksHeader->ChunkCount; ++ChunkIndex)
{
const ExportProjectCommand::ChunkEntry& ChunkEntry = ChunkEntries[ChunkIndex];
if (ChunkEntry.Offset == ~0ull)
{
zen::IoBuffer ChunkBuffer =
zen::IoBufferBuilder::MakeFromFile(ExportProjectCommand::GetLargeChunkPath(m_SourcePath, ChunkEntry.ChunkHash));
zen::CompressedBuffer Chunk = zen::CompressedBuffer::FromCompressedNoValidate(std::move(ChunkBuffer));
ZEN_ASSERT(Chunk);
Attachments.push_back(zen::CbAttachment(Chunk, ChunkEntry.ChunkHash));
}
else
{
uint32_t BlockIndex = gsl::narrow<uint32_t>(ChunkEntry.Offset / BlockSize);
if (BlockIndex != ReadBlockIndex)
{
ReadBlockIndex = BlockIndex;
BlockStore = zen::IoBufferBuilder::MakeFromFile(ExportProjectCommand::GetChunksPath(m_SourcePath, ReadBlockIndex));
ZEN_ASSERT(BlockStore);
}
size_t BlockOffset = BlockIndex * BlockSize;
size_t AttachmentBulkOffset = ChunkEntry.Offset - BlockOffset;
zen::IoBuffer ChunkBuffer(BlockStore, AttachmentBulkOffset, ChunkEntry.Length);
zen::CompressedBuffer Chunk = zen::CompressedBuffer::FromCompressedNoValidate(std::move(ChunkBuffer));
Attachments.push_back(zen::CbAttachment(Chunk, ChunkEntry.ChunkHash));
}
}
RequestPackage.AddAttachments(Attachments);
ZEN_CONSOLE("Sending oplog with {} ops and {} attachments for '{}/{}' to {}",
OpEntries.size(),
ChunksHeader->ChunkCount,
m_ProjectName,
OplogName,
m_HostName);
std::vector<zen::IoBuffer> RequestPayload = zen::FormatPackageMessage(RequestPackage, zen::FormatFlags::kAllowLocalReferences);
std::vector<zen::SharedBuffer> Parts;
Parts.reserve(RequestPayload.size());
for (const auto& I : RequestPayload)
{
Parts.emplace_back(zen::SharedBuffer(I));
}
zen::CompositeBuffer Cmp(std::move(Parts));
zen::CompressedBuffer CompressedRequest = zen::CompressedBuffer::Compress(Cmp);
std::string AppendOplogRequest = fmt::format("{}/{}/oplog/{}/archive", UrlBase, m_ProjectName, OplogName);
Session.SetUrl(AppendOplogRequest);
zen::IoBuffer TmpBuffer = CompressedRequest.GetCompressed().Flatten().AsIoBuffer();
Session.SetBody(cpr::Body{(const char*)TmpBuffer.GetData(), TmpBuffer.GetSize()});
cpr::Response Response = Session.Post();
if (!ExportProjectCommand::IsSuccess(Response, AppendOplogRequest))
{
return 1;
}
ZEN_CONSOLE("Imported {} ops and {} chunks", OpEntries.size(), ChunksHeader->ChunkCount);
}
return 0;
}
|