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47 lines
1.3 KiB
Go
47 lines
1.3 KiB
Go
// +build openbsd freebsd dragonfly
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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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"encoding/binary"
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"syscall"
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)
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func getHwPhysmem() (uint64, error) {
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totalString, err := syscall.Sysctl("hw.physmem")
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if err != nil {
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return 0, err
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}
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// syscall.sysctl() helpfully assumes the result is a null-terminated string and
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// removes the last byte of the result if it's 0 :/
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totalString += "\x00"
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total := uint64(binary.LittleEndian.Uint64([]byte(totalString)))
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return total, nil
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}
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// GetStats - return system statistics for bsd.
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func GetStats() (stats Stats, err error) {
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stats.TotalRAM, err = getHwPhysmem()
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return stats, err
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}
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