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Adds metrics and tests for UDP receive and send buffer errors (#1534)

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* Adds metrics for UDP receive and send buffer errors

Signed-off-by: Phil Porada <philporada@gmail.com>
This commit is contained in:
Phil Porada 2020-02-19 08:41:40 -05:00 • committed by GitHub
commit 14eafab016
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 58 additions and 4 deletions
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30
collector/netstat_linux_test.go
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@ -20,6 +20,7 @@ import (
func TestNetStats(t *testing.T) {
testNetStats(t, "fixtures/proc/net/netstat")
testSNMPStats(t, "fixtures/proc/net/snmp")
testSNMP6Stats(t, "fixtures/proc/net/snmp6")
}
@ -44,6 +45,27 @@ func testNetStats(t *testing.T, fileName string) {
}
}
func testSNMPStats(t *testing.T, fileName string) {
file, err := os.Open(fileName)
if err != nil {
t.Fatal(err)
}
defer file.Close()
snmpStats, err := parseNetStats(file, fileName)
if err != nil {
t.Fatal(err)
}
if want, got := "9", snmpStats["Udp"]["RcvbufErrors"]; want != got {
t.Errorf("want netstat Udp RcvbufErrors %s, got %s", want, got)
}
if want, got := "8", snmpStats["Udp"]["SndbufErrors"]; want != got {
t.Errorf("want netstat Udp SndbufErrors %s, got %s", want, got)
}
}
func testSNMP6Stats(t *testing.T, fileName string) {
file, err := os.Open(fileName)
if err != nil {
@ -63,4 +85,12 @@ func testSNMP6Stats(t *testing.T, fileName string) {
if want, got := "8", snmp6Stats["Icmp6"]["OutMsgs"]; want != got {
t.Errorf("want netstat ICPM6 OutMsgs %s, got %s", want, got)
}
if want, got := "9", snmp6Stats["Udp6"]["RcvbufErrors"]; want != got {
t.Errorf("want netstat Udp6 RcvbufErrors %s, got %s", want, got)
}
if want, got := "8", snmp6Stats["Udp6"]["SndbufErrors"]; want != got {
t.Errorf("want netstat Udp6 SndbufErrors %s, got %s", want, got)
}
}