mirror of
https://github.com/facebook/sapling.git
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34598d4337
Summary: The EdenFS codebase uses folly/logging/xlog to log, but we were still relying on glog for the various CHECK macros. Since xlog also contains equivalent CHECK macros, let's just rely on them instead. This is mostly codemodded + arc lint + various fixes to get it compile. Reviewed By: chadaustin Differential Revision: D24871174 fbshipit-source-id: 4d2a691df235d6dbd0fbd8f7c19d5a956e86b31c
72 lines
2.1 KiB
C++
72 lines
2.1 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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#ifndef _WIN32
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#include "eden/fs/testharness/TestDispatcher.h"
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#include <folly/Conv.h>
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#include <folly/logging/xlog.h>
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using folly::Future;
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using std::string;
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namespace facebook {
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namespace eden {
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Future<fuse_entry_out> TestDispatcher::lookup(
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uint64_t requestID,
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InodeNumber parent,
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PathComponentPiece name,
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ObjectFetchContext& /*context*/) {
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XLOG(DBG5) << "received lookup " << requestID << ": parent=" << parent
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<< ", name=" << name;
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auto result = Future<fuse_entry_out>::makeEmpty();
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{
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// Whenever we receive a lookup request just add it to the pendingLookups_
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// The test harness can then respond to it later however it wants.
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auto state = state_.lock();
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auto emplaceResult =
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state->pendingLookups.emplace(requestID, PendingLookup(parent, name));
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// We expect the test code to generate unique request IDs,
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// just like the kernel should.
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XCHECK(emplaceResult.second) << "received duplicate request ID "
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<< requestID << " from the test harness";
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result = emplaceResult.first->second.promise.getFuture();
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}
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requestReceived_.notify_all();
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return result;
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}
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TestDispatcher::PendingLookup TestDispatcher::waitForLookup(
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uint64_t requestId,
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std::chrono::milliseconds timeout) {
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auto state = state_.lock();
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auto end_time = std::chrono::steady_clock::now() + timeout;
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while (true) {
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auto iter = state->pendingLookups.find(requestId);
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if (iter != state->pendingLookups.end()) {
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PendingLookup result(std::move(iter->second));
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state->pendingLookups.erase(iter);
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return result;
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}
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if (requestReceived_.wait_until(state.getUniqueLock(), end_time) ==
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std::cv_status::timeout) {
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throw std::runtime_error(folly::to<string>(
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"timed out waiting for test dispatcher to receive lookup request ",
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requestId));
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}
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}
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}
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} // namespace eden
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} // namespace facebook
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#endif
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