node_exporter/collector/netdev_bsd.go

74 lines
2.0 KiB
Go

// Copyright 2015 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// +build !nonetdev
// +build freebsd dragonfly
package collector
import (
"errors"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/log/level"
)
/*
#cgo CFLAGS: -D_IFI_OQDROPS
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <ifaddrs.h>
#include <net/if.h>
*/
import "C"
func getNetDevStats(filter *netDevFilter, logger log.Logger) (netDevStats, error) {
netDev := netDevStats{}
var ifap, ifa *C.struct_ifaddrs
if C.getifaddrs(&ifap) == -1 {
return nil, errors.New("getifaddrs() failed")
}
defer C.freeifaddrs(ifap)
for ifa = ifap; ifa != nil; ifa = ifa.ifa_next {
if ifa.ifa_addr.sa_family != C.AF_LINK {
continue
}
dev := C.GoString(ifa.ifa_name)
if filter.ignored(dev) {
level.Debug(logger).Log("msg", "Ignoring device", "device", dev)
continue
}
data := (*C.struct_if_data)(ifa.ifa_data)
netDev[dev] = map[string]uint64{
"receive_packets": uint64(data.ifi_ipackets),
"transmit_packets": uint64(data.ifi_opackets),
"receive_errs": uint64(data.ifi_ierrors),
"transmit_errs": uint64(data.ifi_oerrors),
"receive_bytes": uint64(data.ifi_ibytes),
"transmit_bytes": uint64(data.ifi_obytes),
"receive_multicast": uint64(data.ifi_imcasts),
"transmit_multicast": uint64(data.ifi_omcasts),
"receive_drop": uint64(data.ifi_iqdrops),
"transmit_drop": uint64(data.ifi_oqdrops),
}
}
return netDev, nil
}