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58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
// +build windows
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// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package sys
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import (
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"syscall"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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var (
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modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
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procGlobalMemoryStatusEx = modkernel32.NewProc("GlobalMemoryStatusEx")
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)
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type memoryStatusEx struct {
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cbSize uint32
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dwMemoryLoad uint32
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ullTotalPhys uint64 // in bytes
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ullAvailPhys uint64
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ullTotalPageFile uint64
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ullAvailPageFile uint64
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ullTotalVirtual uint64
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ullAvailVirtual uint64
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ullAvailExtendedVirtual uint64
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}
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// GetStats - return system statistics for windows.
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func GetStats() (stats Stats, err error) {
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var memInfo memoryStatusEx
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memInfo.cbSize = uint32(unsafe.Sizeof(memInfo))
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if mem, _, _ := procGlobalMemoryStatusEx.Call(uintptr(unsafe.Pointer(&memInfo))); mem == 0 {
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err = syscall.GetLastError()
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} else {
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stats.TotalRAM = memInfo.ullTotalPhys
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}
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return stats, err
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}
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