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fbdb46f5cb
Reviewed By: chadaustin Differential Revision: D17872966 fbshipit-source-id: cd60a364a2146f0dadbeca693b1d4a5d7c97ff63
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This software may be used and distributed according to the terms of the
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* GNU General Public License version 2.
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*/
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#include "eden/fs/store/ScmStatusDiffCallback.h"
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#include <folly/Synchronized.h>
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#include <folly/futures/Future.h>
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#include <folly/logging/xlog.h>
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#include "eden/fs/model/Tree.h"
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#include "eden/fs/model/TreeEntry.h"
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#include "eden/fs/store/ObjectStore.h"
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#include "eden/fs/utils/PathFuncs.h"
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namespace facebook {
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namespace eden {
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void ScmStatusDiffCallback::ignoredFile(RelativePathPiece path) {
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data_.wlock()->entries.emplace(
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path.stringPiece().str(), ScmFileStatus::IGNORED);
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}
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void ScmStatusDiffCallback::addedFile(RelativePathPiece path) {
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data_.wlock()->entries.emplace(
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path.stringPiece().str(), ScmFileStatus::ADDED);
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}
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void ScmStatusDiffCallback::removedFile(RelativePathPiece path) {
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data_.wlock()->entries.emplace(
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path.stringPiece().str(), ScmFileStatus::REMOVED);
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}
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void ScmStatusDiffCallback::modifiedFile(RelativePathPiece path) {
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data_.wlock()->entries.emplace(
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path.stringPiece().str(), ScmFileStatus::MODIFIED);
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}
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void ScmStatusDiffCallback::diffError(
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RelativePathPiece path,
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const folly::exception_wrapper& ew) {
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XLOG(WARNING) << "error computing status data for " << path << ": "
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<< folly::exceptionStr(ew);
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data_.wlock()->errors.emplace(
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path.stringPiece().str(), folly::exceptionStr(ew).toStdString());
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}
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/**
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* Extract the ScmStatus object from this callback.
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*
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* This method should be called no more than once, as this destructively
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* moves the results out of the callback. It should only be invoked after
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* the diff operation has completed.
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*/
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ScmStatus ScmStatusDiffCallback::extractStatus() {
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auto data = data_.wlock();
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return std::move(*data);
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}
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char scmStatusCodeChar(ScmFileStatus code) {
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switch (code) {
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case ScmFileStatus::ADDED:
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return 'A';
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case ScmFileStatus::MODIFIED:
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return 'M';
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case ScmFileStatus::REMOVED:
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return 'R';
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case ScmFileStatus::IGNORED:
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return 'I';
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}
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throw std::runtime_error(folly::to<std::string>(
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"Unrecognized ScmFileStatus: ",
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static_cast<typename std::underlying_type<ScmFileStatus>::type>(code)));
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}
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std::ostream& operator<<(std::ostream& os, const ScmStatus& status) {
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os << "{";
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for (const auto& pair : status.get_entries()) {
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os << scmStatusCodeChar(pair.second) << " " << pair.first << "; ";
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}
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os << "}";
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return os;
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}
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} // namespace eden
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} // namespace facebook
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