mirror of
https://github.com/prometheus/node_exporter.git
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3fb5f70b0c
Drop redundant GOOS build tags at start of file if the constraint is already specified by the filename, e.g. foo_GOOS.go or foo_GOOS_GOARCH.go, avoiding potential confusion in future. cf. https://pkg.go.dev/cmd/go#hdr-Build_constraints Signed-off-by: Daniel Swarbrick <daniel.swarbrick@gmail.com>
75 lines
2.1 KiB
Go
75 lines
2.1 KiB
Go
// Copyright 2015 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !nonetdev && !amd64
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// +build !nonetdev,!amd64
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package collector
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import (
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"errors"
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"github.com/go-kit/log"
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"github.com/go-kit/log/level"
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)
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/*
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <ifaddrs.h>
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#include <net/if.h>
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*/
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import "C"
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func getNetDevStats(filter *deviceFilter, logger log.Logger) (netDevStats, error) {
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netDev := netDevStats{}
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var ifap, ifa *C.struct_ifaddrs
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if C.getifaddrs(&ifap) == -1 {
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return nil, errors.New("getifaddrs() failed")
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}
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defer C.freeifaddrs(ifap)
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for ifa = ifap; ifa != nil; ifa = ifa.ifa_next {
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if ifa.ifa_addr.sa_family != C.AF_LINK {
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continue
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}
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dev := C.GoString(ifa.ifa_name)
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if filter.ignored(dev) {
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level.Debug(logger).Log("msg", "Ignoring device", "device", dev)
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continue
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}
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data := (*C.struct_if_data)(ifa.ifa_data)
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// https://github.com/openbsd/src/blob/master/sys/net/if.h#L101-L126
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netDev[dev] = map[string]uint64{
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"receive_packets": uint64(data.ifi_ipackets),
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"transmit_packets": uint64(data.ifi_opackets),
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"receive_bytes": uint64(data.ifi_ibytes),
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"transmit_bytes": uint64(data.ifi_obytes),
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"receive_errors": uint64(data.ifi_ierrors),
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"transmit_errors": uint64(data.ifi_oerrors),
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"receive_dropped": uint64(data.ifi_iqdrops),
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"transmit_dropped": uint64(data.ifi_oqdrops),
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"receive_multicast": uint64(data.ifi_imcasts),
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"transmit_multicast": uint64(data.ifi_omcasts),
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"collisions": uint64(data.ifi_collisions),
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"noproto": uint64(data.ifi_noproto),
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}
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}
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return netDev, nil
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}
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