mirror of
https://github.com/facebook/sapling.git
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53b9dc5d3f
Summary:
Original commit changeset: abc1785f194a
Original Phabricator Diff: D40349610 (1eed4f0063
)
Reviewed By: xavierd
Differential Revision: D40731896
fbshipit-source-id: 632c08fd3e44e8d2a126fdf688f41803354641a4
91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and 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/fuse/FuseRequestContext.h"
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#include <folly/logging/xlog.h>
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#include "eden/fs/notifications/Notifier.h"
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#include "eden/fs/telemetry/RequestMetricsScope.h"
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#include "eden/fs/utils/SystemError.h"
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using namespace folly;
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namespace facebook::eden {
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FuseRequestContext::FuseRequestContext(
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FuseChannel* channel,
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const fuse_in_header& fuseHeader)
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: RequestContext(channel->getProcessAccessLog()),
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channel_(channel),
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fuseHeader_(fuseHeader) {}
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fuse_in_header FuseRequestContext::stealReqWithResult(int64_t result) {
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if (result_.has_value()) {
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throw std::runtime_error("req_ has been released");
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}
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result_ = result;
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return fuseHeader_;
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}
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const fuse_in_header& FuseRequestContext::getReq() const {
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if (result_.has_value()) {
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throw std::runtime_error("req_ has been released");
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}
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return fuseHeader_;
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}
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void FuseRequestContext::systemErrorHandler(
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const std::system_error& err,
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Notifier* FOLLY_NULLABLE notifier) {
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int errnum = EIO;
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if (isErrnoError(err)) {
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errnum = err.code().value();
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}
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XLOG(DBG5) << folly::exceptionStr(err);
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replyError(errnum);
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if (notifier) {
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notifier->showNetworkNotification(err);
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}
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}
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void FuseRequestContext::genericErrorHandler(
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const std::exception& err,
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Notifier* FOLLY_NULLABLE notifier) {
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XLOG(DBG5) << folly::exceptionStr(err);
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replyError(EIO);
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if (notifier) {
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notifier->showNetworkNotification(err);
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}
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}
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void FuseRequestContext::timeoutErrorHandler(
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const folly::FutureTimeout& err,
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Notifier* FOLLY_NULLABLE notifier) {
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XLOG_EVERY_MS(WARN, 1000)
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<< "FUSE request timed out: " << folly::exceptionStr(err);
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replyError(ETIMEDOUT);
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if (notifier) {
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notifier->showNetworkNotification(err);
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}
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}
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void FuseRequestContext::replyError(int err) {
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XCHECK(err >= 0) << "errno values are positive";
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channel_->replyError(stealReqWithResult(-err), err);
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}
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void FuseRequestContext::replyNone() {
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stealReqWithResult(0);
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}
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} // namespace facebook::eden
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#endif
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