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// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// 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.
#include "src/other_tools/git_operations/git_operations.hpp"
#include <filesystem>
#include <functional>
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include "fmt/core.h"
#include "src/buildtool/file_system/file_system_manager.hpp"
#include "src/other_tools/git_operations/git_repo_remote.hpp"
auto CriticalGitOps::GitInitialCommit(GitOpParams const& crit_op_params,
AsyncMapConsumerLoggerPtr const& logger)
-> GitOpValue {
#ifndef NDEBUG
// Check required fields have been set
if (not crit_op_params.message) {
(*logger)("missing message for operation creating commit",
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
if (not crit_op_params.source_path) {
(*logger)("missing source_path for operation creating commit",
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
#endif
// Create and open a GitRepoRemote at given target location
auto git_repo = GitRepoRemote::InitAndOpen(crit_op_params.target_path,
/*is_bare=*/false);
if (git_repo == std::nullopt or git_repo->GetGitCAS() == nullptr) {
(*logger)(fmt::format("could not initialize git repository {}",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// setup wrapped logger
auto wrapped_logger = std::make_shared<AsyncMapConsumerLogger>(
[logger](auto const& msg, bool fatal) {
(*logger)(
fmt::format("While doing initial commit Git op:\n{}", msg),
fatal);
});
// Commit all at the target directory
auto commit_hash =
git_repo->CommitDirectory(crit_op_params.source_path.value(),
crit_op_params.message.value(),
wrapped_logger);
if (commit_hash == std::nullopt) {
return {.git_cas = nullptr, .result = std::nullopt};
}
// success
return {.git_cas = git_repo->GetGitCAS(), .result = std::move(commit_hash)};
}
auto CriticalGitOps::GitEnsureInit(GitOpParams const& crit_op_params,
AsyncMapConsumerLoggerPtr const& logger)
-> GitOpValue {
// Make sure folder we want to access exists
if (not FileSystemManager::CreateDirectory(crit_op_params.target_path)) {
(*logger)(fmt::format("target directory {} could not be created",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// Create and open a GitRepo at given target location
auto git_repo = GitRepoRemote::InitAndOpen(
crit_op_params.target_path,
/*is_bare=*/crit_op_params.init_bare.value());
if (git_repo == std::nullopt or git_repo->GetGitCAS() == nullptr) {
(*logger)(
fmt::format("could not initialize {} git repository {}",
crit_op_params.init_bare.value() ? "bare" : "non-bare",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// success
return {.git_cas = git_repo->GetGitCAS(), .result = ""};
}
auto CriticalGitOps::GitKeepTag(GitOpParams const& crit_op_params,
AsyncMapConsumerLoggerPtr const& logger)
-> GitOpValue {
#ifndef NDEBUG
// Check required fields have been set
if (not crit_op_params.message) {
(*logger)("missing message for operation tagging a commit",
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
#endif
// Make sure folder we want to access exists
if (not FileSystemManager::Exists(crit_op_params.target_path)) {
(*logger)(fmt::format("target directory {} does not exist!",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// Open a GitRepo at given location
auto git_repo = GitRepoRemote::Open(crit_op_params.target_path);
if (git_repo == std::nullopt) {
(*logger)(fmt::format("could not open git repository {}",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// setup wrapped logger
auto wrapped_logger = std::make_shared<AsyncMapConsumerLogger>(
[logger](auto const& msg, bool fatal) {
(*logger)(fmt::format("While doing keep tag Git op:\n{}", msg),
fatal);
});
// Create tag of given commit
auto tag_result = git_repo->KeepTag(crit_op_params.git_hash,
crit_op_params.message.value(),
wrapped_logger);
if (not tag_result) {
return {.git_cas = nullptr, .result = std::nullopt};
}
// success
return {.git_cas = git_repo->GetGitCAS(), .result = std::move(tag_result)};
}
auto CriticalGitOps::GitGetHeadId(GitOpParams const& crit_op_params,
AsyncMapConsumerLoggerPtr const& logger)
-> GitOpValue {
// Make sure folder we want to access exists
if (not FileSystemManager::Exists(crit_op_params.target_path)) {
(*logger)(fmt::format("target directory {} does not exist!",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// Open a GitRepo at given location
auto git_repo = GitRepoRemote::Open(crit_op_params.target_path);
if (git_repo == std::nullopt) {
(*logger)(fmt::format("could not open git repository {}",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// setup wrapped logger
auto wrapped_logger = std::make_shared<AsyncMapConsumerLogger>(
[logger](auto const& msg, bool fatal) {
(*logger)(fmt::format("While doing get HEAD id Git op:\n{}", msg),
fatal);
});
// Get head commit
auto head_commit = git_repo->GetHeadCommit(wrapped_logger);
if (head_commit == std::nullopt) {
return {.git_cas = nullptr, .result = std::nullopt};
}
// success
return {.git_cas = git_repo->GetGitCAS(), .result = std::move(head_commit)};
}
auto CriticalGitOps::GitKeepTree(GitOpParams const& crit_op_params,
AsyncMapConsumerLoggerPtr const& logger)
-> GitOpValue {
#ifndef NDEBUG
// Check required fields have been set
if (not crit_op_params.message) {
(*logger)("missing message for operation keeping a tree comitted",
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
#endif
// Make sure folder we want to access exists
if (not FileSystemManager::Exists(crit_op_params.target_path)) {
(*logger)(fmt::format("target directory {} does not exist!",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// Open a GitRepo at given location
auto git_repo = GitRepoRemote::Open(crit_op_params.target_path);
if (git_repo == std::nullopt) {
(*logger)(fmt::format("could not open git repository {}",
crit_op_params.target_path.string()),
true /*fatal*/);
return {.git_cas = nullptr, .result = std::nullopt};
}
// setup wrapped logger
auto wrapped_logger = std::make_shared<AsyncMapConsumerLogger>(
[logger](auto const& msg, bool fatal) {
(*logger)(fmt::format("While doing keep tree Git op:\n{}", msg),
fatal);
});
// Create tag for given tree
auto tag_result = git_repo->KeepTree(crit_op_params.git_hash,
crit_op_params.message.value(),
wrapped_logger);
if (not tag_result) {
return {.git_cas = nullptr, .result = std::nullopt};
}
// success
return {.git_cas = git_repo->GetGitCAS(), .result = std::move(tag_result)};
}
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