github.com/minio/minio@v0.0.0-20240328213742-3f72439b8a27/internal/net/net.go (about)

     1  // Copyright (c) 2015-2023 MinIO, Inc.
     2  //
     3  // This file is part of MinIO Object Storage stack
     4  //
     5  // This program is free software: you can redistribute it and/or modify
     6  // it under the terms of the GNU Affero General Public License as published by
     7  // the Free Software Foundation, either version 3 of the License, or
     8  // (at your option) any later version.
     9  //
    10  // This program is distributed in the hope that it will be useful
    11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13  // GNU Affero General Public License for more details.
    14  //
    15  // You should have received a copy of the GNU Affero General Public License
    16  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17  
    18  package net
    19  
    20  import (
    21  	"fmt"
    22  
    23  	"github.com/prometheus/procfs"
    24  )
    25  
    26  // GetInterfaceNetStats - get procfs.NetDevLine by interfaceName
    27  func GetInterfaceNetStats(interf string) (procfs.NetDevLine, error) {
    28  	proc, err := procfs.Self()
    29  	if err != nil {
    30  		return procfs.NetDevLine{}, err
    31  	}
    32  	netDev, err := proc.NetDev()
    33  	if err != nil {
    34  		return procfs.NetDevLine{}, err
    35  	}
    36  	ndl, ok := netDev[interf]
    37  	if !ok {
    38  		return procfs.NetDevLine{}, fmt.Errorf("%v interface not found", interf)
    39  	}
    40  	return ndl, nil
    41  }