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https://github.com/prometheus/node_exporter.git
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a528966dcd
Very old kernels expose interface aliases as `foo0:0`, adjust the line parsing to handle these names. Signed-off-by: Ben Kochie <superq@gmail.com>
58 lines
1.7 KiB
Go
58 lines
1.7 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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package collector
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import (
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"os"
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"regexp"
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"testing"
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)
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func TestNetDevStats(t *testing.T) {
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file, err := os.Open("fixtures/proc/net/dev")
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if err != nil {
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t.Fatal(err)
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}
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defer file.Close()
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netStats, err := parseNetDevStats(file, regexp.MustCompile("^veth"))
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if err != nil {
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t.Fatal(err)
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}
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if want, got := "10437182923", netStats["wlan0"]["receive_bytes"]; want != got {
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t.Errorf("want netstat wlan0 bytes %s, got %s", want, got)
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}
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if want, got := "68210035552", netStats["eth0"]["receive_bytes"]; want != got {
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t.Errorf("want netstat eth0 bytes %s, got %s", want, got)
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}
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if want, got := "934", netStats["tun0"]["transmit_packets"]; want != got {
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t.Errorf("want netstat tun0 packets %s, got %s", want, got)
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}
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if want, got := 7, len(netStats); want != got {
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t.Errorf("want count of devices to be %d, got %d", want, got)
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}
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if _, ok := netStats["veth4B09XN"]["transmit_bytes"]; ok {
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t.Error("want fixture interface veth4B09XN to not exist, but it does")
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}
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if want, got := "0", netStats["ibr10:30"]["receive_fifo"]; want != got {
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t.Error("want fixture interface ibr10:30 to exist, but it does not")
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}
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}
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