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// 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"
"regexp"
"strconv"
"github.com/prometheus/common/log"
)
/*
#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(ignore *regexp.Regexp) (map[string]map[string]string, error) {
netDev := map[string]map[string]string{}
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 {
dev := C.GoString(ifa.ifa_name)
if ignore.MatchString(dev) {
log.Debugf("Ignoring device: %s", dev)
continue
}
devStats := map[string]string{}
data := (*C.struct_if_data)(ifa.ifa_data)
devStats["receive_packets"] = convertFreeBSDCPUTime(uint64(data.ifi_ipackets))
devStats["transmit_packets"] = convertFreeBSDCPUTime(uint64(data.ifi_opackets))
devStats["receive_errs"] = convertFreeBSDCPUTime(uint64(data.ifi_ierrors))
devStats["transmit_errs"] = convertFreeBSDCPUTime(uint64(data.ifi_oerrors))
devStats["receive_bytes"] = convertFreeBSDCPUTime(uint64(data.ifi_ibytes))
devStats["transmit_bytes"] = convertFreeBSDCPUTime(uint64(data.ifi_obytes))
devStats["receive_multicast"] = convertFreeBSDCPUTime(uint64(data.ifi_imcasts))
devStats["transmit_multicast"] = convertFreeBSDCPUTime(uint64(data.ifi_omcasts))
devStats["receive_drop"] = convertFreeBSDCPUTime(uint64(data.ifi_iqdrops))
devStats["transmit_drop"] = convertFreeBSDCPUTime(uint64(data.ifi_oqdrops))
netDev[dev] = devStats
}
}
return netDev, nil
}
func convertFreeBSDCPUTime(counter uint64) string {
return strconv.FormatUint(counter, 10)
}
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