AuroraRuntime/Source/IO/IPC/AuIPCMemory.Unix.cpp

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/***
Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuIPCMemory.Unix.cpp
Date: 2022-4-14
Author: Reece
***/
#include <Source/RuntimeInternal.hpp>
#include "IPC.hpp"
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#include "AuIPCHandle.hpp"
#include "AuIPCMemory.Unix.hpp"
#include <sys/mman.h>
#include <sys/stat.h> /* For mode constants */
#include <fcntl.h> /* For O_* constants */
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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#if defined(AURORA_IS_LINUX_DERIVED)
#include "AuIPCMutexFutex.Linux.hpp" /* For import */
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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#endif
namespace Aurora::IO::IPC
{
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Shared memory
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
AuString GetServerPath(const IPC::IPCToken &handle)
{
AuString path;
path += "/AURORA_";
path += AuToString(AuUInt32(handle.cookie));
path += "_";
path += AuToString(AuUInt32(handle.pid));
return path;
}
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IPCSharedMemoryImpl::IPCSharedMemoryImpl(int fd,
void *pBase,
const IPC::IPCHandle &handle,
bool bOwns) :
fd_(fd),
pBase_(pBase),
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uLen_(handle.values[0].token.word),
bOwns_(bOwns),
handle_(handle)
{
}
IPCSharedMemoryImpl::~IPCSharedMemoryImpl()
{
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if (this->pBase_)
{
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::munmap(this->pBase_, this->uLen_);
}
int fd {-1};
if ((fd = AuExchange(this->fd_, -1)) != -1)
{
::close(fd);
}
}
Memory::MemoryViewWrite IPCSharedMemoryImpl::GetMemory()
{
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return AuMemoryViewWrite(this->pBase_, this->uLen_);
}
AuUInt IPCSharedMemoryImpl::GetLength()
{
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return this->uLen_;
}
AuString IPCSharedMemoryImpl::ExportToString()
{
return this->handle_.ToString();
}
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AUKN_SYM AuSPtr<IPCSharedMemory> NewSharedMemory(AuUInt uLength)
{
IPC::IPCHandle handle;
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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IPC::IPCToken token;
token.pid = handle.pid;
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token.word = uLength;
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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token.NewId();
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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handle.PushId(EIPCHandleType::eIPCMemory, token);
auto path = GetServerPath(token);
int fd = ::shm_open(path.c_str(), O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
if (fd == -1)
{
SysPushErrorIO();
return {};
}
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if (::ftruncate(fd, uLength) == -1)
{
SysPushErrorMem();
::close(fd);
return {};
}
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auto map = ::mmap(nullptr, uLength, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (map == MAP_FAILED)
{
SysPushErrorIO();
::close(fd);
return {};
}
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auto pObject = AuMakeShared<IPCSharedMemoryImpl>(fd, map, handle, true);
if (!pObject)
{
SysPushErrorMem();
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::munmap(map, uLength);
::close(fd);
return {};
}
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return pObject;
}
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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AuSPtr<IPCSharedMemory> ImportSharedMemoryEx(const IPCToken &token)
{
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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auto path = GetServerPath(token);
int fd = ::shm_open(path.c_str(), O_RDWR, S_IRUSR | S_IWUSR);
if (fd == -1)
{
SysPushErrorIO();
return {};
}
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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auto map = ::mmap(nullptr, token.word, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (map == MAP_FAILED)
{
SysPushErrorIO();
::close(fd);
return {};
}
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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IPC::IPCHandle handle;
handle.PushId(EIPCHandleType::eIPCMemory, token);
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auto pObject = AuMakeShared<IPCSharedMemoryImpl>(fd, map, handle, false);
if (!pObject)
{
SysPushErrorMem();
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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::munmap(map, token.word);
::close(fd);
return {};
}
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return pObject;
}
Further Linux support [+] Begin work on IO futexes for io release on process/thread exit [+] Linux ::readdir iteration [+] AuConsole buffering API [*] Fix sleep as to not get interrupted by signals [*] Switch the type of FS lock used under Linux [*] Linux: Use new IPCHandle encoding scheme [*] Fix undefined behaviour: unintialized timeout values (AuLoop/Linux) [*] Fix undefined behaviour: ConsoleTTY clear line was called of a color of a random value on stack [-] Remainings of std dir iterator [*] Fix pthread_kill (aka send signal to pthread handle) always kills process. This is what you expect bc signal handler inheritance. [*] Reformat the build Aurora.json file [+] Added clang warning ignores to the build file [*] Fix: UNIX need to use STDOUT_FILENO. Was using CRT handle in place of fd by mistake. [+] Linux implementation for IO yield (AuIO::IOYield() - UNIX::LinuxOverlappedYield()) [*] Fix: Linux async end of stream processing. res 0 = zero bytes consumed. <= was detecting this as an error of code 0. Should succeed with zero bytes. [+] Linux LoopQueue missing epilogue hook for the IO processor [*] Various refactors and minor bug fixes [*] Linux fix: Handle pipe EOS as zero [*] Linux fix: thread termination via a user signal of 77. Need a force terminate. [*] IPC handle: fix improper int to bool cast in the header setup within ToString [*] Linux fix: HWInfo CPU topology regression [-] Linux fix: remove SIGABRT handler [*] Missing override in compression, exit, and consoletty headers. [+] Unix Syslog logger backend
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AUKN_SYM AuSPtr<IPCSharedMemory> ImportSharedMemory(const AuString &handleString)
{
IPC::IPCHandle handle;
if (!handle.FromString(handleString))
{
SysPushErrorParseError("Invalid handle: {}", handleString);
return {};
}
auto val = handle.GetToken(IPC::EIPCHandleType::eIPCMemory, 0);
if (!val)
{
SysPushErrorParseError("Invalid handle: {}", handleString);
return {};
}
return ImportSharedMemoryEx(val->token);
}
}