mirror of
https://github.com/facebook/sapling.git
synced 2024-10-11 01:07:15 +03:00
ba88d4f1d2
Summary: Now that fb303's Thrift function histogram support is open sourced, remove the _WIN32 ifdefs. Reviewed By: simpkins Differential Revision: D20907360 fbshipit-source-id: bb72dda0c801ca1bba4866d26645148881630596
1564 lines
52 KiB
C++
1564 lines
52 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/service/EdenServiceHandler.h"
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#include <fb303/ServiceData.h>
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#include <folly/Conv.h>
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#include <folly/FileUtil.h>
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#include <folly/Portability.h>
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#include <folly/String.h>
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#include <folly/chrono/Conv.h>
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#include <folly/container/Access.h>
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#include <folly/futures/Future.h>
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#include <folly/logging/Logger.h>
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#include <folly/logging/LoggerDB.h>
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#include <folly/logging/xlog.h>
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#include <folly/stop_watch.h>
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#include <folly/system/Shell.h>
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#include <thrift/lib/cpp/util/EnumUtils.h>
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#include <optional>
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#ifdef _WIN32
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#include "eden/fs/service/gen-cpp2/eden_types.h"
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#include "eden/fs/win/utils/stub.h" // @manual
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#else
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#include "eden/fs/fuse/FuseChannel.h"
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#include "eden/fs/inodes/EdenDispatcher.h"
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#include "eden/fs/inodes/EdenMount.h"
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#include "eden/fs/inodes/FileInode.h"
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#include "eden/fs/inodes/GlobNode.h"
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#include "eden/fs/inodes/InodeError.h"
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#include "eden/fs/inodes/InodeLoader.h"
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#include "eden/fs/inodes/InodeMap.h"
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#include "eden/fs/inodes/InodeTable.h"
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#include "eden/fs/inodes/Overlay.h"
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#include "eden/fs/inodes/TreeInode.h"
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#include "eden/fs/store/ScmStatusDiffCallback.h"
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#include "eden/fs/utils/ProcessNameCache.h"
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#endif // _WIN32
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#include "eden/fs/config/CheckoutConfig.h"
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#include "eden/fs/model/Blob.h"
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#include "eden/fs/model/Hash.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/service/EdenError.h"
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#include "eden/fs/service/EdenServer.h"
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#include "eden/fs/service/ThriftPermissionChecker.h"
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#include "eden/fs/service/ThriftUtil.h"
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#include "eden/fs/store/BlobMetadata.h"
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#include "eden/fs/store/Diff.h"
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#include "eden/fs/store/LocalStore.h"
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#include "eden/fs/store/ObjectStore.h"
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#include "eden/fs/telemetry/Tracing.h"
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#include "eden/fs/utils/Bug.h"
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#include "eden/fs/utils/FaultInjector.h"
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#include "eden/fs/utils/ProcUtil.h"
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#include "eden/fs/utils/StatTimes.h"
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using folly::Future;
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using folly::makeFuture;
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using folly::StringPiece;
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using folly::Try;
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using folly::Unit;
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using std::string;
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using std::unique_ptr;
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using std::vector;
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namespace {
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/*
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* We need a version of folly::toDelim() that accepts zero, one, or many
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* arguments so it can be used with __VA_ARGS__ in the INSTRUMENT_THRIFT_CALL()
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* macro, so we create an overloaded method, toDelimWrapper(), to achieve that
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* effect.
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*/
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constexpr StringPiece toDelimWrapper() {
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return "";
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}
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std::string toDelimWrapper(StringPiece value) {
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return value.str();
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}
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template <class... Args>
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std::string toDelimWrapper(StringPiece arg1, const Args&... rest) {
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std::string result;
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folly::toAppendDelimFit(", ", arg1, rest..., &result);
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return result;
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}
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using facebook::eden::Hash;
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std::string logHash(StringPiece thriftArg) {
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if (thriftArg.size() == Hash::RAW_SIZE) {
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return Hash{folly::ByteRange{thriftArg}}.toString();
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} else if (thriftArg.size() == Hash::RAW_SIZE * 2) {
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return Hash{thriftArg}.toString();
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} else {
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return folly::hexlify(thriftArg);
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}
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}
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/**
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* Convert a vector of strings from a thrift argument to a field
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* that we can log in an INSTRUMENT_THRIFT_CALL() log message.
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*
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* This truncates very log lists to only log the first few elements.
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*/
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std::string toLogArg(const std::vector<std::string>& args) {
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constexpr size_t limit = 5;
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if (args.size() <= limit) {
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return "[" + folly::join(", ", args) + "]";
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} else {
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return folly::to<string>(
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"[",
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folly::join(", ", args.begin(), args.begin() + limit),
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", and ",
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args.size() - limit,
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" more]");
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}
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}
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} // namespace
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#define TLOG(logger, level, file, line) \
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FB_LOG_RAW(logger, level, file, line, "") \
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<< "[" << folly::RequestContext::get() << "] "
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namespace /* anonymous namespace for helper functions */ {
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#define EDEN_MICRO u8"\u00B5s"
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// Helper class to log where the request completes in Future
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class ThriftLogHelper {
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public:
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FOLLY_PUSH_WARNING
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FOLLY_CLANG_DISABLE_WARNING("-Wunused-member-function")
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// Older versions of MSVC (19.13.26129.0) don't perform copy elision
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// as required by C++17, and require a move constructor to be defined for this
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// class.
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ThriftLogHelper(ThriftLogHelper&&) = default;
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// However, this class is not move-assignable.
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ThriftLogHelper& operator=(ThriftLogHelper&&) = delete;
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FOLLY_POP_WARNING
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template <typename... Args>
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ThriftLogHelper(
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const folly::Logger& logger,
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folly::LogLevel level,
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folly::StringPiece itcFunctionName,
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folly::StringPiece itcFileName,
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uint32_t itcLineNumber)
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: itcFunctionName_(itcFunctionName),
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itcFileName_(itcFileName),
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itcLineNumber_(itcLineNumber),
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level_(level),
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itcLogger_(logger) {}
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~ThriftLogHelper() {
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if (wrapperExecuted_) {
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// Logging of future creation at folly::LogLevel::DBG3.
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TLOG(itcLogger_, folly::LogLevel::DBG3, itcFileName_, itcLineNumber_)
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<< folly::format(
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"{}() created future {:,} " EDEN_MICRO,
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itcFunctionName_,
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itcTimer_.elapsed().count());
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} else {
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// If this object was not used for future creation
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// log the elaped time here.
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TLOG(itcLogger_, level_, itcFileName_, itcLineNumber_) << folly::format(
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"{}() took {:,} " EDEN_MICRO,
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itcFunctionName_,
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itcTimer_.elapsed().count());
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}
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}
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template <typename ReturnType>
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Future<ReturnType> wrapFuture(folly::Future<ReturnType>&& f) {
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wrapperExecuted_ = true;
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return std::move(f).thenTry(
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[timer = itcTimer_,
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logger = this->itcLogger_,
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funcName = itcFunctionName_,
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level = level_,
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filename = itcFileName_,
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linenumber = itcLineNumber_](folly::Try<ReturnType>&& ret) {
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// Logging completion time for the request
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// The line number points to where the object was originally created
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TLOG(logger, level, filename, linenumber) << folly::format(
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"{}() took {:,} " EDEN_MICRO, funcName, timer.elapsed().count());
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return std::forward<folly::Try<ReturnType>>(ret);
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});
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}
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private:
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folly::StringPiece itcFunctionName_;
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folly::StringPiece itcFileName_;
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uint32_t itcLineNumber_;
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folly::LogLevel level_;
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folly::Logger itcLogger_;
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folly::stop_watch<std::chrono::microseconds> itcTimer_ = {};
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bool wrapperExecuted_ = false;
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};
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#undef EDEN_MICRO
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#ifndef _WIN32
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facebook::eden::InodePtr inodeFromUserPath(
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facebook::eden::EdenMount& mount,
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StringPiece rootRelativePath) {
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if (rootRelativePath.empty() || rootRelativePath == ".") {
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return mount.getRootInode();
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} else {
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return mount.getInode(facebook::eden::RelativePathPiece{rootRelativePath})
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.get();
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}
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}
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#endif
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} // namespace
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// INSTRUMENT_THRIFT_CALL returns a unique pointer to
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// ThriftLogHelper object. The returned pointer can be used to call wrapFuture()
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// to attach a log message on the completion of the Future.
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// When not attached to Future it will log the completion of the operation and
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// time taken to complete it.
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#define INSTRUMENT_THRIFT_CALL(level, ...) \
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([&](folly::StringPiece functionName, \
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folly::StringPiece fileName, \
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uint32_t lineNumber) { \
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static folly::Logger logger("eden.thrift." + functionName.str()); \
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TLOG(logger, folly::LogLevel::level, fileName, lineNumber) \
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<< functionName << "(" << toDelimWrapper(__VA_ARGS__) << ")"; \
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return ThriftLogHelper( \
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logger, folly::LogLevel::level, functionName, fileName, lineNumber); \
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}(__func__, __FILE__, __LINE__))
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// INSTRUMENT_THRIFT_CALL_WITH_FUNCTION_NAME works in the same way as
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// INSTRUMENT_THRIFT_CALL but takes the function name as a parameter in case of
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// using inside of a lambda (in which case __func__ is "()")
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#define INSTRUMENT_THRIFT_CALL_WITH_FUNCTION_NAME(level, functionName, ...) \
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([&](folly::StringPiece fileName, uint32_t lineNumber) { \
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static folly::Logger logger( \
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"eden.thrift." + folly::to<string>(functionName)); \
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TLOG(logger, folly::LogLevel::level, fileName, lineNumber) \
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<< functionName << "(" << toDelimWrapper(__VA_ARGS__) << ")"; \
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return ThriftLogHelper( \
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logger, folly::LogLevel::level, functionName, fileName, lineNumber); \
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}(__FILE__, __LINE__))
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namespace facebook {
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namespace eden {
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const char* const kServiceName = "EdenFS";
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EdenServiceHandler::EdenServiceHandler(
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std::vector<std::string> originalCommandLine,
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EdenServer* server)
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: BaseService{kServiceName},
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originalCommandLine_{std::move(originalCommandLine)},
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server_{server} {
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struct HistConfig {
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int64_t bucketSize{250};
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int64_t min{0};
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int64_t max{25000};
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};
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auto methodConfigs = {
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// TODO: enumerate the methods specified in the generated Thrift
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std::make_tuple("listMounts", HistConfig{20, 0, 1000}),
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std::make_tuple("mount", HistConfig{}),
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std::make_tuple("unmount", HistConfig{}),
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std::make_tuple("checkOutRevision", HistConfig{}),
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std::make_tuple("resetParentCommits", HistConfig{20, 0, 1000}),
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std::make_tuple("getSHA1", HistConfig{}),
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std::make_tuple("getCurrentJournalPosition", HistConfig{20, 0, 1000}),
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std::make_tuple("getFilesChangedSince", HistConfig{}),
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std::make_tuple("debugGetRawJournal", HistConfig{}),
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std::make_tuple("getFileInformation", HistConfig{}),
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std::make_tuple("glob", HistConfig{}),
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std::make_tuple("globFiles", HistConfig{}),
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std::make_tuple("getScmStatusV2", HistConfig{}),
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std::make_tuple("getScmStatus", HistConfig{}),
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std::make_tuple("getScmStatusBetweenRevisions", HistConfig{}),
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std::make_tuple("getManifestEntry", HistConfig{}),
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std::make_tuple("clearAndCompactLocalStore", HistConfig{}),
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std::make_tuple("unloadInodeForPath", HistConfig{}),
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std::make_tuple("flushStatsNow", HistConfig{20, 0, 1000}),
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std::make_tuple("invalidateKernelInodeCache", HistConfig{}),
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std::make_tuple("getStatInfo", HistConfig{}),
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std::make_tuple("getDaemonInfo", HistConfig{}),
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std::make_tuple("getPid", HistConfig{}),
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std::make_tuple("initiateShutdown", HistConfig{}),
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std::make_tuple("reloadConfig", HistConfig{200, 0, 10000}),
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};
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for (const auto& methodConfig : methodConfigs) {
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const auto& methodName = std::get<0>(methodConfig);
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const auto& histConfig = std::get<1>(methodConfig);
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exportThriftFuncHist(
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std::string("EdenService.") + methodName,
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facebook::fb303::PROCESS,
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folly::small_vector<int>({50, 90, 99}), // percentiles to record
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histConfig.bucketSize,
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histConfig.min,
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histConfig.max);
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}
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}
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std::unique_ptr<apache::thrift::AsyncProcessor>
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EdenServiceHandler::getProcessor() {
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auto processor = StreamingEdenServiceSvIf::getProcessor();
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if (server_->getServerState()
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->getEdenConfig()
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->thriftUseCustomPermissionChecking.getValue()) {
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processor->addEventHandler(
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std::make_shared<ThriftPermissionChecker>(server_->getServerState()));
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}
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return processor;
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}
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facebook::fb303::cpp2::fb303_status EdenServiceHandler::getStatus() {
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auto helper = INSTRUMENT_THRIFT_CALL(DBG4);
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auto status = server_->getStatus();
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switch (status) {
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case EdenServer::RunState::STARTING:
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return facebook::fb303::cpp2::fb303_status::STARTING;
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case EdenServer::RunState::RUNNING:
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return facebook::fb303::cpp2::fb303_status::ALIVE;
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case EdenServer::RunState::SHUTTING_DOWN:
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return facebook::fb303::cpp2::fb303_status::STOPPING;
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}
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EDEN_BUG() << "unexpected EdenServer status " << static_cast<int>(status);
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}
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void EdenServiceHandler::mount(std::unique_ptr<MountArgument> argument) {
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auto helper = INSTRUMENT_THRIFT_CALL(INFO, argument->get_mountPoint());
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try {
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auto initialConfig = CheckoutConfig::loadFromClientDirectory(
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AbsolutePathPiece{argument->mountPoint},
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AbsolutePathPiece{argument->edenClientPath});
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server_->mount(std::move(initialConfig), argument->readOnly).get();
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} catch (const EdenError& ex) {
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XLOG(ERR) << "Error: " << ex.what();
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throw;
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} catch (const std::exception& ex) {
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XLOG(ERR) << "Error: " << ex.what();
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throw newEdenError(ex);
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}
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}
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void EdenServiceHandler::unmount(std::unique_ptr<std::string> mountPoint) {
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#ifndef _WIN32
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auto helper = INSTRUMENT_THRIFT_CALL(INFO, *mountPoint);
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try {
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server_->unmount(*mountPoint).get();
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} catch (const EdenError&) {
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throw;
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} catch (const std::exception& ex) {
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throw newEdenError(ex);
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}
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#else
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NOT_IMPLEMENTED();
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#endif // !_WIN32
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}
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void EdenServiceHandler::listMounts(std::vector<MountInfo>& results) {
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auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
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for (const auto& edenMount : server_->getAllMountPoints()) {
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MountInfo info;
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info.mountPoint = edenMount->getPath().value();
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info.edenClientPath = edenMount->getConfig()->getClientDirectory().value();
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info.state = edenMount->getState();
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results.push_back(info);
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}
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}
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void EdenServiceHandler::checkOutRevision(
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std::vector<CheckoutConflict>& results,
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std::unique_ptr<std::string> mountPoint,
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std::unique_ptr<std::string> hash,
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CheckoutMode checkoutMode) {
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#ifndef _WIN32
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auto helper = INSTRUMENT_THRIFT_CALL(
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DBG1,
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*mountPoint,
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logHash(*hash),
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apache::thrift::util::enumName(checkoutMode, "(unknown)"));
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auto hashObj = hashFromThrift(*hash);
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auto edenMount = server_->getMount(*mountPoint);
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auto checkoutFuture = edenMount->checkout(hashObj, checkoutMode);
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results = std::move(std::move(checkoutFuture).get().conflicts);
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#else
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NOT_IMPLEMENTED();
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#endif // !_WIN32
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}
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void EdenServiceHandler::resetParentCommits(
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std::unique_ptr<std::string> mountPoint,
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std::unique_ptr<WorkingDirectoryParents> parents) {
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auto helper =
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INSTRUMENT_THRIFT_CALL(DBG1, *mountPoint, logHash(parents->parent1));
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ParentCommits edenParents;
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edenParents.parent1() = hashFromThrift(parents->parent1);
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if (parents->__isset.parent2) {
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edenParents.parent2() =
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hashFromThrift(parents->parent2_ref().value_unchecked());
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}
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auto edenMount = server_->getMount(*mountPoint);
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edenMount->resetParents(edenParents);
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}
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void EdenServiceHandler::getSHA1(
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vector<SHA1Result>& out,
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unique_ptr<string> mountPoint,
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unique_ptr<vector<string>> paths) {
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#ifndef _WIN32
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TraceBlock block("getSHA1");
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auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, toLogArg(*paths));
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vector<Future<Hash>> futures;
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for (const auto& path : *paths) {
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futures.emplace_back(getSHA1ForPathDefensively(*mountPoint, path));
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}
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auto results = folly::collectAll(std::move(futures)).get();
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for (auto& result : results) {
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out.emplace_back();
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SHA1Result& sha1Result = out.back();
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if (result.hasValue()) {
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sha1Result.set_sha1(thriftHash(result.value()));
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} else {
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sha1Result.set_error(newEdenError(result.exception()));
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}
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}
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#else
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NOT_IMPLEMENTED();
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#endif // !_WIN32
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}
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Future<Hash> EdenServiceHandler::getSHA1ForPathDefensively(
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StringPiece mountPoint,
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StringPiece path) noexcept {
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#ifndef _WIN32
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return folly::makeFutureWith(
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[&] { return getSHA1ForPath(mountPoint, path); });
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#else
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NOT_IMPLEMENTED();
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#endif // !_WIN32
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}
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Future<Hash> EdenServiceHandler::getSHA1ForPath(
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StringPiece mountPoint,
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StringPiece path) {
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#ifndef _WIN32
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if (path.empty()) {
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return makeFuture<Hash>(newEdenError(
|
|
EINVAL,
|
|
EdenErrorType::ARGUMENT_ERROR,
|
|
"path cannot be the empty string"));
|
|
}
|
|
|
|
auto edenMount = server_->getMount(mountPoint);
|
|
auto relativePath = RelativePathPiece{path};
|
|
return edenMount->getInode(relativePath).thenValue([](const InodePtr& inode) {
|
|
auto fileInode = inode.asFilePtr();
|
|
if (!S_ISREG(fileInode->getMode())) {
|
|
// We intentionally want to refuse to compute the SHA1 of symlinks
|
|
return makeFuture<Hash>(
|
|
InodeError(EINVAL, fileInode, "file is a symlink"));
|
|
}
|
|
return fileInode->getSha1(ObjectFetchContext::getNullContext());
|
|
});
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::getBindMounts(
|
|
std::vector<std::string>&,
|
|
std::unique_ptr<std::string>) {
|
|
// This deprecated method is only here until buck has swung through a
|
|
// migration
|
|
}
|
|
|
|
void EdenServiceHandler::addBindMount(
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<std::string> repoPath,
|
|
std::unique_ptr<std::string> targetPath) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
edenMount
|
|
->addBindMount(
|
|
RelativePathPiece{*repoPath}, AbsolutePathPiece{*targetPath})
|
|
.get();
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::removeBindMount(
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<std::string> repoPath) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
edenMount->removeBindMount(RelativePathPiece{*repoPath}).get();
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::getCurrentJournalPosition(
|
|
JournalPosition& out,
|
|
std::unique_ptr<std::string> mountPoint) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto latest = edenMount->getJournal().getLatest();
|
|
|
|
out.mountGeneration = edenMount->getMountGeneration();
|
|
if (latest) {
|
|
out.sequenceNumber = latest->sequenceID;
|
|
out.snapshotHash = thriftHash(latest->toHash);
|
|
} else {
|
|
out.sequenceNumber = 0;
|
|
out.snapshotHash = thriftHash(kZeroHash);
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
#ifndef _WIN32
|
|
apache::thrift::ServerStream<JournalPosition>
|
|
EdenServiceHandler::subscribeStreamTemporary(
|
|
std::unique_ptr<std::string> mountPoint) {
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
// We need a weak ref on the mount because the thrift stream plumbing
|
|
// may outlive the mount point
|
|
std::weak_ptr<EdenMount> weakMount(edenMount);
|
|
|
|
// We'll need to pass the subscriber id to both the disconnect
|
|
// and change callbacks. We can't know the id until after we've
|
|
// created them both, so we need to share an optional id between them.
|
|
auto handle = std::make_shared<std::optional<Journal::SubscriberId>>();
|
|
auto disconnected = std::make_shared<std::atomic<bool>>(false);
|
|
|
|
// This is called when the subscription channel is torn down
|
|
auto onDisconnect = [weakMount, handle, disconnected] {
|
|
XLOG(ERR) << "streaming client disconnected";
|
|
auto mount = weakMount.lock();
|
|
if (mount) {
|
|
disconnected->store(true);
|
|
mount->getJournal().cancelSubscriber(handle->value());
|
|
}
|
|
};
|
|
|
|
// Set up the actual publishing instance
|
|
auto streamAndPublisher =
|
|
apache::thrift::ServerStream<JournalPosition>::createPublisher(
|
|
std::move(onDisconnect));
|
|
|
|
// A little wrapper around the StreamPublisher.
|
|
// This is needed because the destructor for StreamPublisherState
|
|
// triggers a FATAL if the stream has not been completed.
|
|
// We don't have an easy way to trigger this outside of just calling
|
|
// it in a destructor, so that's what we do here.
|
|
struct Publisher {
|
|
apache::thrift::ServerStreamPublisher<JournalPosition> publisher;
|
|
std::shared_ptr<std::atomic<bool>> disconnected;
|
|
|
|
explicit Publisher(
|
|
apache::thrift::ServerStreamPublisher<JournalPosition> publisher,
|
|
std::shared_ptr<std::atomic<bool>> disconnected)
|
|
: publisher(std::move(publisher)),
|
|
disconnected(std::move(disconnected)) {}
|
|
|
|
~Publisher() {
|
|
// We have to send an exception as part of the completion, otherwise
|
|
// thrift doesn't seem to notify the peer of the shutdown
|
|
if (!disconnected->load()) {
|
|
std::move(publisher).complete(
|
|
folly::make_exception_wrapper<std::runtime_error>(
|
|
"subscriber terminated"));
|
|
}
|
|
}
|
|
};
|
|
|
|
auto stream = std::make_shared<Publisher>(
|
|
std::move(streamAndPublisher.second), std::move(disconnected));
|
|
|
|
// This is called each time the journal is updated
|
|
auto onJournalChange = [weakMount, stream = std::move(stream)]() mutable {
|
|
auto mount = weakMount.lock();
|
|
if (mount) {
|
|
auto& journal = mount->getJournal();
|
|
JournalPosition pos;
|
|
|
|
auto latest = journal.getLatest();
|
|
if (latest) {
|
|
pos.sequenceNumber = latest->sequenceID;
|
|
pos.snapshotHash = StringPiece(latest->toHash.getBytes()).str();
|
|
} else {
|
|
pos.sequenceNumber = 0;
|
|
pos.snapshotHash = StringPiece(kZeroHash.getBytes()).str();
|
|
}
|
|
pos.mountGeneration = mount->getMountGeneration();
|
|
stream->publisher.next(pos);
|
|
}
|
|
};
|
|
|
|
// Register onJournalChange with the journal subsystem, and assign
|
|
// the subscriber id into the handle so that the callbacks can consume it.
|
|
handle->emplace(
|
|
edenMount->getJournal().registerSubscriber(std::move(onJournalChange)));
|
|
|
|
return std::move(streamAndPublisher.first);
|
|
}
|
|
#endif // !_WIN32
|
|
|
|
void EdenServiceHandler::getFilesChangedSince(
|
|
FileDelta& out,
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<JournalPosition> fromPosition) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
if (fromPosition->mountGeneration !=
|
|
static_cast<ssize_t>(edenMount->getMountGeneration())) {
|
|
throw newEdenError(
|
|
ERANGE,
|
|
EdenErrorType::MOUNT_GENERATION_CHANGED,
|
|
"fromPosition.mountGeneration does not match the current "
|
|
"mountGeneration. "
|
|
"You need to compute a new basis for delta queries.");
|
|
}
|
|
|
|
// The +1 is because the core merge stops at the item prior to
|
|
// its limitSequence parameter and we want the changes *since*
|
|
// the provided sequence number.
|
|
auto summed =
|
|
edenMount->getJournal().accumulateRange(fromPosition->sequenceNumber + 1);
|
|
|
|
// We set the default toPosition to be where we where if summed is null
|
|
out.toPosition.sequenceNumber = fromPosition->sequenceNumber;
|
|
out.toPosition.snapshotHash = fromPosition->snapshotHash;
|
|
out.toPosition.mountGeneration = edenMount->getMountGeneration();
|
|
|
|
out.fromPosition = out.toPosition;
|
|
|
|
if (summed) {
|
|
if (summed->isTruncated) {
|
|
throw newEdenError(
|
|
EDOM,
|
|
EdenErrorType::JOURNAL_TRUNCATED,
|
|
"Journal entry range has been truncated.");
|
|
}
|
|
out.toPosition.sequenceNumber = summed->toSequence;
|
|
out.toPosition.snapshotHash = thriftHash(summed->toHash);
|
|
out.toPosition.mountGeneration = edenMount->getMountGeneration();
|
|
|
|
out.fromPosition.sequenceNumber = summed->fromSequence;
|
|
out.fromPosition.snapshotHash = thriftHash(summed->fromHash);
|
|
out.fromPosition.mountGeneration = out.toPosition.mountGeneration;
|
|
|
|
for (const auto& entry : summed->changedFilesInOverlay) {
|
|
auto& path = entry.first;
|
|
auto& changeInfo = entry.second;
|
|
if (changeInfo.isNew()) {
|
|
out.createdPaths.emplace_back(path.stringPiece().str());
|
|
} else {
|
|
out.changedPaths.emplace_back(path.stringPiece().str());
|
|
}
|
|
}
|
|
|
|
for (auto& path : summed->uncleanPaths) {
|
|
out.uncleanPaths.emplace_back(path.stringPiece().str());
|
|
}
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::setJournalMemoryLimit(
|
|
std::unique_ptr<PathString> mountPoint,
|
|
int64_t limit) {
|
|
#ifndef _WIN32
|
|
if (!mountPoint) {
|
|
throw newEdenError(
|
|
EINVAL, EdenErrorType::ARGUMENT_ERROR, "mount point must not be null");
|
|
}
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
if (limit < 0) {
|
|
throw newEdenError(
|
|
EINVAL,
|
|
EdenErrorType::ARGUMENT_ERROR,
|
|
"memory limit must be non-negative");
|
|
}
|
|
edenMount->getJournal().setMemoryLimit(static_cast<size_t>(limit));
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
int64_t EdenServiceHandler::getJournalMemoryLimit(
|
|
std::unique_ptr<PathString> mountPoint) {
|
|
#ifndef _WIN32
|
|
if (!mountPoint) {
|
|
throw newEdenError(
|
|
EINVAL, EdenErrorType::ARGUMENT_ERROR, "mount point must not be null");
|
|
}
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
return static_cast<int64_t>(edenMount->getJournal().getMemoryLimit());
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::flushJournal(std::unique_ptr<PathString> mountPoint) {
|
|
#ifndef _WIN32
|
|
if (!mountPoint) {
|
|
throw newEdenError(
|
|
EINVAL, EdenErrorType::ARGUMENT_ERROR, "mount point must not be null");
|
|
}
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
edenMount->getJournal().flush();
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::debugGetRawJournal(
|
|
DebugGetRawJournalResponse& out,
|
|
std::unique_ptr<DebugGetRawJournalParams> params) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, params->mountPoint);
|
|
auto edenMount = server_->getMount(params->mountPoint);
|
|
auto mountGeneration = static_cast<ssize_t>(edenMount->getMountGeneration());
|
|
|
|
std::optional<size_t> limitopt = std::nullopt;
|
|
if (auto limit = params->limit_ref()) {
|
|
limitopt = static_cast<size_t>(*limit);
|
|
}
|
|
|
|
out.allDeltas = edenMount->getJournal().getDebugRawJournalInfo(
|
|
params->fromSequenceNumber, limitopt, mountGeneration);
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
folly::SemiFuture<std::unique_ptr<std::vector<FileInformationOrError>>>
|
|
EdenServiceHandler::semifuture_getFileInformation(
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<std::vector<std::string>> paths) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, toLogArg(*paths));
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto rootInode = edenMount->getRootInode();
|
|
|
|
return collectAll(applyToInodes(
|
|
rootInode,
|
|
*paths,
|
|
[](InodePtr inode) {
|
|
return inode->getattr().thenValue(
|
|
[](Dispatcher::Attr attr) {
|
|
FileInformation info;
|
|
info.size = attr.st.st_size;
|
|
auto& ts = stMtime(attr.st);
|
|
info.mtime.seconds = ts.tv_sec;
|
|
info.mtime.nanoSeconds = ts.tv_nsec;
|
|
info.mode = attr.st.st_mode;
|
|
|
|
FileInformationOrError result;
|
|
result.set_info(info);
|
|
|
|
return result;
|
|
});
|
|
}))
|
|
.deferValue([](vector<Try<FileInformationOrError>>&& done) {
|
|
auto out = std::make_unique<vector<FileInformationOrError>>();
|
|
out->reserve(done.size());
|
|
for (auto& item : done) {
|
|
if (item.hasException()) {
|
|
FileInformationOrError result;
|
|
result.set_error(newEdenError(item.exception()));
|
|
out->emplace_back(std::move(result));
|
|
} else {
|
|
out->emplace_back(item.value());
|
|
}
|
|
}
|
|
return out;
|
|
});
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::glob(
|
|
vector<string>& out,
|
|
unique_ptr<string> mountPoint,
|
|
unique_ptr<vector<string>> globs) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, toLogArg(*globs));
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto rootInode = edenMount->getRootInode();
|
|
|
|
// TODO: Track and report object fetches required for this glob.
|
|
auto& context = ObjectFetchContext::getNullContext();
|
|
|
|
try {
|
|
// Compile the list of globs into a tree
|
|
GlobNode globRoot(/*includeDotfiles=*/true);
|
|
for (auto& globString : *globs) {
|
|
globRoot.parse(globString);
|
|
}
|
|
|
|
// and evaluate it against the root
|
|
auto matches = globRoot
|
|
.evaluate(
|
|
edenMount->getObjectStore(),
|
|
context,
|
|
RelativePathPiece(),
|
|
rootInode,
|
|
/*fileBlobsToPrefetch=*/nullptr)
|
|
.get();
|
|
for (auto& fileName : matches) {
|
|
out.emplace_back(fileName.name.stringPiece().toString());
|
|
}
|
|
} catch (const std::system_error& exc) {
|
|
throw newEdenError(exc);
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
folly::Future<std::unique_ptr<Glob>> EdenServiceHandler::future_globFiles(
|
|
std::unique_ptr<GlobParams> params) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(
|
|
DBG3,
|
|
params->mountPoint,
|
|
toLogArg(params->globs),
|
|
params->includeDotfiles);
|
|
auto edenMount = server_->getMount(params->mountPoint);
|
|
auto rootInode = edenMount->getRootInode();
|
|
|
|
// TODO: Track and report object fetches required for this glob.
|
|
auto& context = ObjectFetchContext::getNullContext();
|
|
|
|
// Compile the list of globs into a tree
|
|
auto globRoot = std::make_shared<GlobNode>(params->includeDotfiles);
|
|
try {
|
|
for (auto& globString : params->globs) {
|
|
globRoot->parse(globString);
|
|
}
|
|
} catch (const std::system_error& exc) {
|
|
throw newEdenError(exc);
|
|
}
|
|
|
|
auto fileBlobsToPrefetch = params->prefetchFiles
|
|
? std::make_shared<folly::Synchronized<std::vector<Hash>>>()
|
|
: nullptr;
|
|
|
|
// and evaluate it against the root
|
|
return helper.wrapFuture(
|
|
globRoot
|
|
->evaluate(
|
|
edenMount->getObjectStore(),
|
|
context,
|
|
RelativePathPiece(),
|
|
rootInode,
|
|
fileBlobsToPrefetch)
|
|
.thenValue([edenMount,
|
|
wantDtype = params->wantDtype,
|
|
fileBlobsToPrefetch,
|
|
suppressFileList = params->suppressFileList](
|
|
std::vector<GlobNode::GlobResult>&& results) {
|
|
auto out = std::make_unique<Glob>();
|
|
|
|
if (!suppressFileList) {
|
|
std::unordered_set<RelativePathPiece> seenPaths;
|
|
for (auto& entry : results) {
|
|
auto ret = seenPaths.insert(entry.name);
|
|
if (ret.second) {
|
|
out->matchingFiles.emplace_back(
|
|
entry.name.stringPiece().toString());
|
|
|
|
if (wantDtype) {
|
|
out->dtypes.emplace_back(static_cast<DType>(entry.dtype));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (fileBlobsToPrefetch) {
|
|
// TODO: It would be worth tracking and logging glob fetches,
|
|
// since they're often used by watchman.
|
|
auto& context = ObjectFetchContext::getNullContext();
|
|
|
|
std::vector<folly::Future<folly::Unit>> futures;
|
|
|
|
auto store = edenMount->getObjectStore();
|
|
auto blobs = fileBlobsToPrefetch->rlock();
|
|
std::vector<Hash> batch;
|
|
|
|
for (auto& hash : *blobs) {
|
|
if (batch.size() >= 20480) {
|
|
futures.emplace_back(store->prefetchBlobs(batch, context));
|
|
batch.clear();
|
|
}
|
|
batch.emplace_back(hash);
|
|
}
|
|
if (!batch.empty()) {
|
|
futures.emplace_back(store->prefetchBlobs(batch, context));
|
|
}
|
|
|
|
return folly::collectUnsafe(futures).thenValue(
|
|
[glob = std::move(out)](auto&&) mutable {
|
|
return makeFuture(std::move(glob));
|
|
});
|
|
}
|
|
return makeFuture(std::move(out));
|
|
})
|
|
.ensure([globRoot]() {
|
|
// keep globRoot alive until the end
|
|
}));
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
folly::Future<Unit> EdenServiceHandler::future_chown(
|
|
std::unique_ptr<std::string> mountPoint,
|
|
int32_t uid,
|
|
int32_t gid) {
|
|
#ifndef _WIN32
|
|
return server_->getMount(*mountPoint)->chown(uid, gid);
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::getManifestEntry(
|
|
ManifestEntry& out,
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<std::string> relativePath) {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, *relativePath);
|
|
auto mount = server_->getMount(*mountPoint);
|
|
auto filename = RelativePathPiece{*relativePath};
|
|
auto mode = isInManifestAsFile(mount.get(), filename);
|
|
if (mode.has_value()) {
|
|
out.mode = mode.value();
|
|
} else {
|
|
NoValueForKeyError error;
|
|
error.set_key(*relativePath);
|
|
throw error;
|
|
}
|
|
}
|
|
|
|
// TODO(mbolin): Make this a method of ObjectStore and make it Future-based.
|
|
std::optional<mode_t> EdenServiceHandler::isInManifestAsFile(
|
|
const EdenMount* mount,
|
|
const RelativePathPiece filename) {
|
|
auto tree = mount->getRootTree().get();
|
|
auto parentDirectory = filename.dirname();
|
|
auto objectStore = mount->getObjectStore();
|
|
for (auto piece : parentDirectory.components()) {
|
|
auto entry = tree->getEntryPtr(piece);
|
|
if (entry != nullptr && entry->isTree()) {
|
|
tree =
|
|
objectStore
|
|
->getTree(entry->getHash(), ObjectFetchContext::getNullContext())
|
|
.get();
|
|
} else {
|
|
return std::nullopt;
|
|
}
|
|
}
|
|
|
|
if (tree != nullptr) {
|
|
auto entry = tree->getEntryPtr(filename.basename());
|
|
if (entry != nullptr && !entry->isTree()) {
|
|
return modeFromTreeEntryType(entry->getType());
|
|
}
|
|
}
|
|
|
|
return std::nullopt;
|
|
}
|
|
|
|
void EdenServiceHandler::async_tm_getScmStatusV2(
|
|
unique_ptr<apache::thrift::HandlerCallback<unique_ptr<GetScmStatusResult>>>
|
|
callback,
|
|
unique_ptr<GetScmStatusParams> params) {
|
|
#ifndef _WIN32
|
|
auto* request = callback->getRequest();
|
|
folly::makeFutureWith([&, func = __func__] {
|
|
auto helper = INSTRUMENT_THRIFT_CALL_WITH_FUNCTION_NAME(
|
|
DBG2,
|
|
func,
|
|
params->mountPoint,
|
|
folly::to<string>("commitHash=", logHash(params->commit)),
|
|
folly::to<string>("listIgnored=", params->listIgnored));
|
|
|
|
auto mount = server_->getMount(params->mountPoint);
|
|
auto hash = hashFromThrift(params->commit);
|
|
const auto& enforceParents = server_->getServerState()
|
|
->getReloadableConfig()
|
|
.getEdenConfig()
|
|
->enforceParents.getValue();
|
|
return helper.wrapFuture(
|
|
mount->diff(hash, params->listIgnored, enforceParents, request)
|
|
.thenValue([this, mount](std::unique_ptr<ScmStatus>&& status) {
|
|
auto result = std::make_unique<GetScmStatusResult>();
|
|
result->status = std::move(*status);
|
|
result->version = server_->getVersion();
|
|
return result;
|
|
}));
|
|
})
|
|
.thenTry([cb = std::move(callback)](
|
|
folly::Try<std::unique_ptr<GetScmStatusResult>>&&
|
|
result) mutable {
|
|
apache::thrift::HandlerCallback<std::unique_ptr<GetScmStatusResult>>::
|
|
completeInThread(std::move(cb), std::move(result));
|
|
});
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::async_tm_getScmStatus(
|
|
unique_ptr<apache::thrift::HandlerCallback<unique_ptr<ScmStatus>>> callback,
|
|
unique_ptr<string> mountPoint,
|
|
bool listIgnored,
|
|
unique_ptr<string> commitHash) {
|
|
auto* request = callback->getRequest();
|
|
folly::makeFutureWith([&, func = __func__] {
|
|
auto helper = INSTRUMENT_THRIFT_CALL_WITH_FUNCTION_NAME(
|
|
DBG2,
|
|
func,
|
|
*mountPoint,
|
|
folly::to<string>("listIgnored=", listIgnored ? "true" : "false"),
|
|
folly::to<string>("commitHash=", logHash(*commitHash)));
|
|
|
|
// Unlike getScmStatusV2(), this older getScmStatus() call does not enforce
|
|
// that the caller specified the current commit. In the future we might
|
|
// want to enforce that even for this call, if we confirm that all existing
|
|
// callers of this method can deal with the error.
|
|
auto mount = server_->getMount(*mountPoint);
|
|
auto hash = hashFromThrift(*commitHash);
|
|
return helper.wrapFuture(mount->diff(
|
|
hash, listIgnored, /*enforceCurrentParent=*/false, request));
|
|
})
|
|
.thenTry([cb = std::move(callback)](
|
|
folly::Try<std::unique_ptr<ScmStatus>>&& result) mutable {
|
|
apache::thrift::HandlerCallback<std::unique_ptr<ScmStatus>>::
|
|
completeInThread(std::move(cb), std::move(result));
|
|
});
|
|
}
|
|
|
|
Future<unique_ptr<ScmStatus>>
|
|
EdenServiceHandler::future_getScmStatusBetweenRevisions(
|
|
unique_ptr<string> mountPoint,
|
|
unique_ptr<string> oldHash,
|
|
unique_ptr<string> newHash) {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(
|
|
DBG2,
|
|
*mountPoint,
|
|
folly::to<string>("oldHash=", logHash(*oldHash)),
|
|
folly::to<string>("newHash=", logHash(*newHash)));
|
|
auto id1 = hashFromThrift(*oldHash);
|
|
auto id2 = hashFromThrift(*newHash);
|
|
auto mount = server_->getMount(*mountPoint);
|
|
return helper.wrapFuture(
|
|
diffCommitsForStatus(mount->getObjectStore(), id1, id2));
|
|
}
|
|
|
|
void EdenServiceHandler::debugGetScmTree(
|
|
vector<ScmTreeEntry>& entries,
|
|
unique_ptr<string> mountPoint,
|
|
unique_ptr<string> idStr,
|
|
bool localStoreOnly) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, logHash(*idStr));
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto id = hashFromThrift(*idStr);
|
|
|
|
std::shared_ptr<const Tree> tree;
|
|
auto store = edenMount->getObjectStore();
|
|
if (localStoreOnly) {
|
|
auto localStore = store->getLocalStore();
|
|
tree = localStore->getTree(id).get();
|
|
} else {
|
|
tree = store->getTree(id, ObjectFetchContext::getNullContext()).get();
|
|
}
|
|
|
|
if (!tree) {
|
|
throw newEdenError(
|
|
ENOENT, EdenErrorType::POSIX_ERROR, "no tree found for id ", *idStr);
|
|
}
|
|
|
|
for (const auto& entry : tree->getTreeEntries()) {
|
|
entries.emplace_back();
|
|
auto& out = entries.back();
|
|
out.name = entry.getName().stringPiece().str();
|
|
out.mode = modeFromTreeEntryType(entry.getType());
|
|
out.id = thriftHash(entry.getHash());
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::debugGetScmBlob(
|
|
string& data,
|
|
unique_ptr<string> mountPoint,
|
|
unique_ptr<string> idStr,
|
|
bool localStoreOnly) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, logHash(*idStr));
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto id = hashFromThrift(*idStr);
|
|
|
|
std::shared_ptr<const Blob> blob;
|
|
auto store = edenMount->getObjectStore();
|
|
if (localStoreOnly) {
|
|
auto localStore = store->getLocalStore();
|
|
blob = localStore->getBlob(id).get();
|
|
} else {
|
|
blob = store->getBlob(id, ObjectFetchContext::getNullContext()).get();
|
|
}
|
|
|
|
if (!blob) {
|
|
throw newEdenError(
|
|
ENOENT, EdenErrorType::POSIX_ERROR, "no blob found for id ", *idStr);
|
|
}
|
|
auto dataBuf = blob->getContents().cloneCoalescedAsValue();
|
|
data.assign(reinterpret_cast<const char*>(dataBuf.data()), dataBuf.length());
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::debugGetScmBlobMetadata(
|
|
ScmBlobMetadata& result,
|
|
unique_ptr<string> mountPoint,
|
|
unique_ptr<string> idStr,
|
|
bool localStoreOnly) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3, *mountPoint, logHash(*idStr));
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto id = hashFromThrift(*idStr);
|
|
|
|
std::optional<BlobMetadata> metadata;
|
|
auto store = edenMount->getObjectStore();
|
|
if (localStoreOnly) {
|
|
auto localStore = store->getLocalStore();
|
|
metadata = localStore->getBlobMetadata(id).get();
|
|
} else {
|
|
auto sha1 =
|
|
store->getBlobSha1(id, ObjectFetchContext::getNullContext()).get();
|
|
auto size =
|
|
store->getBlobSize(id, ObjectFetchContext::getNullContext()).get();
|
|
metadata.emplace(sha1, size);
|
|
}
|
|
|
|
if (!metadata.has_value()) {
|
|
throw newEdenError(
|
|
ENOENT,
|
|
EdenErrorType::POSIX_ERROR,
|
|
"no blob metadata found for id ",
|
|
*idStr);
|
|
}
|
|
result.size = metadata->size;
|
|
result.contentsSha1 = thriftHash(metadata->sha1);
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::debugInodeStatus(
|
|
vector<TreeInodeDebugInfo>& inodeInfo,
|
|
unique_ptr<string> mountPoint,
|
|
std::unique_ptr<std::string> path) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
auto inode = inodeFromUserPath(*edenMount, *path).asTreePtr();
|
|
inode->getDebugStatus(inodeInfo);
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::debugOutstandingFuseCalls(
|
|
std::vector<FuseCall>& outstandingCalls,
|
|
std::unique_ptr<std::string> mountPoint) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG2);
|
|
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
auto* fuseChannel = edenMount->getFuseChannel();
|
|
std::vector<fuse_in_header> fuseOutstandingCalls =
|
|
fuseChannel->getOutstandingRequests();
|
|
FuseCall fuseCall;
|
|
|
|
for (const auto& call : fuseOutstandingCalls) {
|
|
// Convert from fuse_in_header to fuseCall
|
|
// Conversion is done here to avoid building a dependency between
|
|
// FuseChannel and thrift
|
|
|
|
fuseCall.len = call.len;
|
|
fuseCall.opcode = call.opcode;
|
|
fuseCall.unique = call.unique;
|
|
fuseCall.nodeid = call.nodeid;
|
|
fuseCall.uid = call.uid;
|
|
fuseCall.gid = call.gid;
|
|
fuseCall.pid = call.pid;
|
|
|
|
outstandingCalls.push_back(fuseCall);
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::debugGetInodePath(
|
|
InodePathDebugInfo& info,
|
|
std::unique_ptr<std::string> mountPoint,
|
|
int64_t inodeNumber) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
|
|
auto inodeNum = static_cast<InodeNumber>(inodeNumber);
|
|
auto inodeMap = server_->getMount(*mountPoint)->getInodeMap();
|
|
|
|
auto relativePath = inodeMap->getPathForInode(inodeNum);
|
|
// Check if the inode is loaded
|
|
info.loaded = inodeMap->lookupLoadedInode(inodeNum) != nullptr;
|
|
// If getPathForInode returned none then the inode is unlinked
|
|
info.linked = relativePath != std::nullopt;
|
|
info.path = relativePath ? relativePath->stringPiece().str() : "";
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::getAccessCounts(
|
|
GetAccessCountsResult& result,
|
|
int64_t duration) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
|
|
|
|
result.cmdsByPid =
|
|
server_->getServerState()->getProcessNameCache()->getAllProcessNames();
|
|
|
|
auto seconds = std::chrono::seconds{duration};
|
|
|
|
for (auto& mount : server_->getMountPoints()) {
|
|
auto& mountStr = mount->getPath().value();
|
|
auto& pal = mount->getFuseChannel()->getProcessAccessLog();
|
|
|
|
MountAccesses& ma = result.accessesByMount[mountStr];
|
|
for (auto& [pid, accessCounts] : pal.getAccessCounts(seconds)) {
|
|
ma.accessCountsByPid[pid] = accessCounts;
|
|
}
|
|
}
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::clearAndCompactLocalStore() {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG1);
|
|
server_->getLocalStore()->clearCachesAndCompactAll();
|
|
}
|
|
|
|
void EdenServiceHandler::debugClearLocalStoreCaches() {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG1);
|
|
server_->getLocalStore()->clearCaches();
|
|
}
|
|
|
|
void EdenServiceHandler::debugCompactLocalStorage() {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG1);
|
|
server_->getLocalStore()->compactStorage();
|
|
}
|
|
|
|
int64_t EdenServiceHandler::unloadInodeForPath(
|
|
unique_ptr<string> mountPoint,
|
|
std::unique_ptr<std::string> path,
|
|
std::unique_ptr<TimeSpec> age) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG1, *mountPoint, *path);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
|
|
TreeInodePtr inode = inodeFromUserPath(*edenMount, *path).asTreePtr();
|
|
auto cutoff = std::chrono::system_clock::now() -
|
|
std::chrono::seconds(age->seconds) -
|
|
std::chrono::nanoseconds(age->nanoSeconds);
|
|
auto cutoff_ts = folly::to<timespec>(cutoff);
|
|
return inode->unloadChildrenLastAccessedBefore(cutoff_ts);
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif
|
|
}
|
|
|
|
void EdenServiceHandler::getStatInfo(InternalStats& result) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
|
|
auto mountList = server_->getMountPoints();
|
|
for (auto& mount : mountList) {
|
|
auto inodeMap = mount->getInodeMap();
|
|
// Set LoadedInde Count and unloaded Inode count for the mountPoint.
|
|
MountInodeInfo mountInodeInfo;
|
|
auto counts = inodeMap->getInodeCounts();
|
|
mountInodeInfo.unloadedInodeCount = counts.unloadedInodeCount;
|
|
mountInodeInfo.loadedFileCount = counts.fileCount;
|
|
mountInodeInfo.loadedTreeCount = counts.treeCount;
|
|
|
|
JournalInfo journalThrift;
|
|
if (auto journalStats = mount->getJournal().getStats()) {
|
|
journalThrift.entryCount = journalStats->entryCount;
|
|
journalThrift.durationSeconds = journalStats->getDurationInSeconds();
|
|
} else {
|
|
journalThrift.entryCount = 0;
|
|
journalThrift.durationSeconds = 0;
|
|
}
|
|
journalThrift.memoryUsage = mount->getJournal().estimateMemoryUsage();
|
|
result.mountPointJournalInfo[mount->getPath().stringPiece().str()] =
|
|
journalThrift;
|
|
|
|
result.mountPointInfo[mount->getPath().stringPiece().str()] =
|
|
mountInodeInfo;
|
|
}
|
|
// Get the counters and set number of inodes unloaded by periodic unload job.
|
|
result.counters = fb303::ServiceData::get()->getCounters();
|
|
result.periodicUnloadCount =
|
|
result.counters[kPeriodicUnloadCounterKey.toString()];
|
|
|
|
auto privateDirtyBytes = facebook::eden::proc_util::calculatePrivateBytes();
|
|
if (privateDirtyBytes) {
|
|
result.privateBytes = privateDirtyBytes.value();
|
|
}
|
|
|
|
auto memoryStats = facebook::eden::proc_util::readMemoryStats();
|
|
if (memoryStats) {
|
|
result.vmRSSBytes = memoryStats->resident;
|
|
}
|
|
|
|
// Note: this will be removed in a subsequent commit.
|
|
// We now report periodically via ServiceData
|
|
std::string smaps;
|
|
if (folly::readFile("/proc/self/smaps", smaps)) {
|
|
result.smaps = std::move(smaps);
|
|
}
|
|
|
|
const auto blobCacheStats = server_->getBlobCache()->getStats();
|
|
result.blobCacheStats.entryCount = blobCacheStats.blobCount;
|
|
result.blobCacheStats.totalSizeInBytes = blobCacheStats.totalSizeInBytes;
|
|
result.blobCacheStats.hitCount = blobCacheStats.hitCount;
|
|
result.blobCacheStats.missCount = blobCacheStats.missCount;
|
|
result.blobCacheStats.evictionCount = blobCacheStats.evictionCount;
|
|
result.blobCacheStats.dropCount = blobCacheStats.dropCount;
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::flushStatsNow() {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG3);
|
|
server_->flushStatsNow();
|
|
}
|
|
|
|
Future<Unit> EdenServiceHandler::future_invalidateKernelInodeCache(
|
|
std::unique_ptr<std::string> mountPoint,
|
|
std::unique_ptr<std::string> path) {
|
|
#ifndef _WIN32
|
|
auto helper = INSTRUMENT_THRIFT_CALL(DBG2, *mountPoint, *path);
|
|
auto edenMount = server_->getMount(*mountPoint);
|
|
InodePtr inode = inodeFromUserPath(*edenMount, *path);
|
|
auto* fuseChannel = edenMount->getFuseChannel();
|
|
|
|
// Invalidate cached pages and attributes
|
|
fuseChannel->invalidateInode(inode->getNodeId(), 0, 0);
|
|
|
|
const auto treePtr = inode.asTreePtrOrNull();
|
|
|
|
// Invalidate all parent/child relationships potentially cached.
|
|
if (treePtr != nullptr) {
|
|
const auto& dir = treePtr->getContents().rlock();
|
|
for (const auto& entry : dir->entries) {
|
|
fuseChannel->invalidateEntry(inode->getNodeId(), entry.first);
|
|
}
|
|
}
|
|
|
|
// Wait for all of the invalidations to complete
|
|
return fuseChannel->flushInvalidations();
|
|
#else
|
|
NOT_IMPLEMENTED();
|
|
#endif // !_WIN32
|
|
}
|
|
|
|
void EdenServiceHandler::enableTracing() {
|
|
XLOG(INFO) << "Enabling tracing";
|
|
eden::enableTracing();
|
|
}
|
|
void EdenServiceHandler::disableTracing() {
|
|
XLOG(INFO) << "Disabling tracing";
|
|
eden::disableTracing();
|
|
}
|
|
|
|
void EdenServiceHandler::getTracePoints(std::vector<TracePoint>& result) {
|
|
auto compactTracePoints = getAllTracepoints();
|
|
for (auto& point : compactTracePoints) {
|
|
TracePoint tp;
|
|
tp.set_timestamp(point.timestamp.count());
|
|
tp.set_traceId(point.traceId);
|
|
tp.set_blockId(point.blockId);
|
|
tp.set_parentBlockId(point.parentBlockId);
|
|
if (point.name) {
|
|
tp.set_name(std::string(point.name));
|
|
}
|
|
if (point.start) {
|
|
tp.set_event(TracePointEvent::START);
|
|
} else if (point.stop) {
|
|
tp.set_event(TracePointEvent::STOP);
|
|
}
|
|
result.emplace_back(std::move(tp));
|
|
}
|
|
}
|
|
|
|
namespace {
|
|
std::optional<folly::exception_wrapper> getFaultError(
|
|
apache::thrift::optional_field_ref<std::string&> errorType,
|
|
apache::thrift::optional_field_ref<std::string&> errorMessage) {
|
|
if (!errorType.has_value() && !errorMessage.has_value()) {
|
|
return std::nullopt;
|
|
}
|
|
|
|
auto createException =
|
|
[](StringPiece type, const std::string& msg) -> folly::exception_wrapper {
|
|
if (type == "runtime_error") {
|
|
return std::runtime_error(msg);
|
|
} else if (type.startsWith("errno:")) {
|
|
auto errnum = folly::to<int>(type.subpiece(6));
|
|
return std::system_error(errnum, std::generic_category(), msg);
|
|
}
|
|
// If we want to support other error types in the future they should
|
|
// be added here.
|
|
throw newEdenError(
|
|
EdenErrorType::GENERIC_ERROR, "unknown error type ", type);
|
|
};
|
|
|
|
return createException(
|
|
errorType.value_or("runtime_error"),
|
|
errorMessage.value_or("injected error"));
|
|
}
|
|
} // namespace
|
|
|
|
void EdenServiceHandler::injectFault(unique_ptr<FaultDefinition> fault) {
|
|
auto& injector = server_->getServerState()->getFaultInjector();
|
|
if (fault->block) {
|
|
injector.injectBlock(fault->keyClass, fault->keyValueRegex, fault->count);
|
|
return;
|
|
}
|
|
|
|
auto error = getFaultError(fault->errorType_ref(), fault->errorMessage_ref());
|
|
std::chrono::milliseconds delay(fault->delayMilliseconds);
|
|
if (error.has_value()) {
|
|
if (delay.count() > 0) {
|
|
injector.injectDelayedError(
|
|
fault->keyClass,
|
|
fault->keyValueRegex,
|
|
delay,
|
|
error.value(),
|
|
fault->count);
|
|
} else {
|
|
injector.injectError(
|
|
fault->keyClass, fault->keyValueRegex, error.value(), fault->count);
|
|
}
|
|
} else {
|
|
if (delay.count() > 0) {
|
|
injector.injectDelay(
|
|
fault->keyClass, fault->keyValueRegex, delay, fault->count);
|
|
} else {
|
|
injector.injectNoop(fault->keyClass, fault->keyValueRegex, fault->count);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool EdenServiceHandler::removeFault(unique_ptr<RemoveFaultArg> fault) {
|
|
auto& injector = server_->getServerState()->getFaultInjector();
|
|
return injector.removeFault(fault->keyClass, fault->keyValueRegex);
|
|
}
|
|
|
|
int64_t EdenServiceHandler::unblockFault(unique_ptr<UnblockFaultArg> info) {
|
|
auto& injector = server_->getServerState()->getFaultInjector();
|
|
auto error = getFaultError(info->errorType_ref(), info->errorMessage_ref());
|
|
|
|
if (!info->keyClass_ref().has_value()) {
|
|
if (info->keyValueRegex_ref().has_value()) {
|
|
throw newEdenError(
|
|
EINVAL,
|
|
EdenErrorType::ARGUMENT_ERROR,
|
|
"cannot specify a key value regex without a key class");
|
|
}
|
|
if (error.has_value()) {
|
|
return injector.unblockAllWithError(error.value());
|
|
} else {
|
|
return injector.unblockAll();
|
|
}
|
|
}
|
|
|
|
const auto& keyClass = info->keyClass_ref().value();
|
|
std::string keyValueRegex = info->keyValueRegex_ref().value_or(".*");
|
|
if (error.has_value()) {
|
|
return injector.unblockWithError(keyClass, keyValueRegex, error.value());
|
|
} else {
|
|
return injector.unblock(keyClass, keyValueRegex);
|
|
}
|
|
}
|
|
|
|
void EdenServiceHandler::reloadConfig() {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(INFO);
|
|
server_->reloadConfig();
|
|
}
|
|
|
|
void EdenServiceHandler::getDaemonInfo(DaemonInfo& result) {
|
|
result.pid = getpid();
|
|
result.commandLine = originalCommandLine_;
|
|
result.set_status(getStatus());
|
|
}
|
|
|
|
int64_t EdenServiceHandler::getPid() {
|
|
return getpid();
|
|
}
|
|
|
|
void EdenServiceHandler::initiateShutdown(std::unique_ptr<std::string> reason) {
|
|
auto helper = INSTRUMENT_THRIFT_CALL(INFO);
|
|
XLOG(INFO) << "initiateShutdown requested, reason: " << *reason;
|
|
server_->stop();
|
|
}
|
|
|
|
void EdenServiceHandler::getConfig(
|
|
EdenConfigData& result,
|
|
unique_ptr<GetConfigParams> params) {
|
|
auto state = server_->getServerState();
|
|
auto config = state->getEdenConfig(params->reload);
|
|
|
|
result = config->toThriftConfigData();
|
|
}
|
|
|
|
} // namespace eden
|
|
} // namespace facebook
|