diff options
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/internal/winapi/jobobject.go')
| -rw-r--r-- | vendor/github.com/Microsoft/hcsshim/internal/winapi/jobobject.go | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/winapi/jobobject.go b/vendor/github.com/Microsoft/hcsshim/internal/winapi/jobobject.go new file mode 100644 index 000000000..6cb411cc4 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/winapi/jobobject.go @@ -0,0 +1,185 @@ +package winapi + +import ( + "unsafe" + + "golang.org/x/sys/windows" +) + +// Messages that can be received from an assigned io completion port. +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_associate_completion_port +const ( + JOB_OBJECT_MSG_END_OF_JOB_TIME uint32 = 1 + JOB_OBJECT_MSG_END_OF_PROCESS_TIME uint32 = 2 + JOB_OBJECT_MSG_ACTIVE_PROCESS_LIMIT uint32 = 3 + JOB_OBJECT_MSG_ACTIVE_PROCESS_ZERO uint32 = 4 + JOB_OBJECT_MSG_NEW_PROCESS uint32 = 6 + JOB_OBJECT_MSG_EXIT_PROCESS uint32 = 7 + JOB_OBJECT_MSG_ABNORMAL_EXIT_PROCESS uint32 = 8 + JOB_OBJECT_MSG_PROCESS_MEMORY_LIMIT uint32 = 9 + JOB_OBJECT_MSG_JOB_MEMORY_LIMIT uint32 = 10 + JOB_OBJECT_MSG_NOTIFICATION_LIMIT uint32 = 11 +) + +// IO limit flags +// +// https://docs.microsoft.com/en-us/windows/win32/api/jobapi2/ns-jobapi2-jobobject_io_rate_control_information +const JOB_OBJECT_IO_RATE_CONTROL_ENABLE = 0x1 + +const JOBOBJECT_IO_ATTRIBUTION_CONTROL_ENABLE uint32 = 0x1 + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_cpu_rate_control_information +const ( + JOB_OBJECT_CPU_RATE_CONTROL_ENABLE uint32 = 1 << iota + JOB_OBJECT_CPU_RATE_CONTROL_WEIGHT_BASED + JOB_OBJECT_CPU_RATE_CONTROL_HARD_CAP + JOB_OBJECT_CPU_RATE_CONTROL_NOTIFY + JOB_OBJECT_CPU_RATE_CONTROL_MIN_MAX_RATE +) + +// JobObjectInformationClass values. Used for a call to QueryInformationJobObject +// +// https://docs.microsoft.com/en-us/windows/win32/api/jobapi2/nf-jobapi2-queryinformationjobobject +const ( + JobObjectBasicAccountingInformation uint32 = 1 + JobObjectBasicProcessIdList uint32 = 3 + JobObjectBasicAndIoAccountingInformation uint32 = 8 + JobObjectLimitViolationInformation uint32 = 13 + JobObjectMemoryUsageInformation uint32 = 28 + JobObjectNotificationLimitInformation2 uint32 = 33 + JobObjectIoAttribution uint32 = 42 +) + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_basic_limit_information +type JOBOBJECT_BASIC_LIMIT_INFORMATION struct { + PerProcessUserTimeLimit int64 + PerJobUserTimeLimit int64 + LimitFlags uint32 + MinimumWorkingSetSize uintptr + MaximumWorkingSetSize uintptr + ActiveProcessLimit uint32 + Affinity uintptr + PriorityClass uint32 + SchedulingClass uint32 +} + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_cpu_rate_control_information +type JOBOBJECT_CPU_RATE_CONTROL_INFORMATION struct { + ControlFlags uint32 + Value uint32 +} + +// https://docs.microsoft.com/en-us/windows/win32/api/jobapi2/ns-jobapi2-jobobject_io_rate_control_information +type JOBOBJECT_IO_RATE_CONTROL_INFORMATION struct { + MaxIops int64 + MaxBandwidth int64 + ReservationIops int64 + BaseIOSize uint32 + VolumeName string + ControlFlags uint32 +} + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_basic_process_id_list +type JOBOBJECT_BASIC_PROCESS_ID_LIST struct { + NumberOfAssignedProcesses uint32 + NumberOfProcessIdsInList uint32 + ProcessIdList [1]uintptr +} + +// AllPids returns all the process Ids in the job object. +func (p *JOBOBJECT_BASIC_PROCESS_ID_LIST) AllPids() []uintptr { + return (*[(1 << 27) - 1]uintptr)(unsafe.Pointer(&p.ProcessIdList[0]))[:p.NumberOfProcessIdsInList] +} + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_basic_accounting_information +type JOBOBJECT_BASIC_ACCOUNTING_INFORMATION struct { + TotalUserTime int64 + TotalKernelTime int64 + ThisPeriodTotalUserTime int64 + ThisPeriodTotalKernelTime int64 + TotalPageFaultCount uint32 + TotalProcesses uint32 + ActiveProcesses uint32 + TotalTerminateProcesses uint32 +} + +//https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_basic_and_io_accounting_information +type JOBOBJECT_BASIC_AND_IO_ACCOUNTING_INFORMATION struct { + BasicInfo JOBOBJECT_BASIC_ACCOUNTING_INFORMATION + IoInfo windows.IO_COUNTERS +} + +// typedef struct _JOBOBJECT_MEMORY_USAGE_INFORMATION { +// ULONG64 JobMemory; +// ULONG64 PeakJobMemoryUsed; +// } JOBOBJECT_MEMORY_USAGE_INFORMATION, *PJOBOBJECT_MEMORY_USAGE_INFORMATION; +// +type JOBOBJECT_MEMORY_USAGE_INFORMATION struct { + JobMemory uint64 + PeakJobMemoryUsed uint64 +} + +// typedef struct _JOBOBJECT_IO_ATTRIBUTION_STATS { +// ULONG_PTR IoCount; +// ULONGLONG TotalNonOverlappedQueueTime; +// ULONGLONG TotalNonOverlappedServiceTime; +// ULONGLONG TotalSize; +// } JOBOBJECT_IO_ATTRIBUTION_STATS, *PJOBOBJECT_IO_ATTRIBUTION_STATS; +// +type JOBOBJECT_IO_ATTRIBUTION_STATS struct { + IoCount uintptr + TotalNonOverlappedQueueTime uint64 + TotalNonOverlappedServiceTime uint64 + TotalSize uint64 +} + +// typedef struct _JOBOBJECT_IO_ATTRIBUTION_INFORMATION { +// ULONG ControlFlags; +// JOBOBJECT_IO_ATTRIBUTION_STATS ReadStats; +// JOBOBJECT_IO_ATTRIBUTION_STATS WriteStats; +// } JOBOBJECT_IO_ATTRIBUTION_INFORMATION, *PJOBOBJECT_IO_ATTRIBUTION_INFORMATION; +// +type JOBOBJECT_IO_ATTRIBUTION_INFORMATION struct { + ControlFlags uint32 + ReadStats JOBOBJECT_IO_ATTRIBUTION_STATS + WriteStats JOBOBJECT_IO_ATTRIBUTION_STATS +} + +// https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_associate_completion_port +type JOBOBJECT_ASSOCIATE_COMPLETION_PORT struct { + CompletionKey windows.Handle + CompletionPort windows.Handle +} + +// BOOL IsProcessInJob( +// HANDLE ProcessHandle, +// HANDLE JobHandle, +// PBOOL Result +// ); +// +//sys IsProcessInJob(procHandle windows.Handle, jobHandle windows.Handle, result *bool) (err error) = kernel32.IsProcessInJob + +// BOOL QueryInformationJobObject( +// HANDLE hJob, +// JOBOBJECTINFOCLASS JobObjectInformationClass, +// LPVOID lpJobObjectInformation, +// DWORD cbJobObjectInformationLength, +// LPDWORD lpReturnLength +// ); +// +//sys QueryInformationJobObject(jobHandle windows.Handle, infoClass uint32, jobObjectInfo uintptr, jobObjectInformationLength uint32, lpReturnLength *uint32) (err error) = kernel32.QueryInformationJobObject + +// HANDLE OpenJobObjectW( +// DWORD dwDesiredAccess, +// BOOL bInheritHandle, +// LPCWSTR lpName +// ); +// +//sys OpenJobObject(desiredAccess uint32, inheritHandle bool, lpName *uint16) (handle windows.Handle, err error) = kernel32.OpenJobObjectW + +// DWORD SetIoRateControlInformationJobObject( +// HANDLE hJob, +// JOBOBJECT_IO_RATE_CONTROL_INFORMATION *IoRateControlInfo +// ); +// +//sys SetIoRateControlInformationJobObject(jobHandle windows.Handle, ioRateControlInfo *JOBOBJECT_IO_RATE_CONTROL_INFORMATION) (ret uint32, err error) = kernel32.SetIoRateControlInformationJobObject |