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// Copyright 2018 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.
package procfs
import (
"net"
"testing"
)
var (
expectedIPVSStats = IPVSStats{
Connections: 23765872,
IncomingPackets: 3811989221,
OutgoingPackets: 0,
IncomingBytes: 89991519156915,
OutgoingBytes: 0,
}
expectedIPVSBackendStatuses = []IPVSBackendStatus{
{
LocalAddress: net.ParseIP("192.168.0.22"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.82.22"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 248,
InactConn: 2,
},
{
LocalAddress: net.ParseIP("192.168.0.22"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.83.24"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 248,
InactConn: 2,
},
{
LocalAddress: net.ParseIP("192.168.0.22"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.83.21"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 248,
InactConn: 1,
},
{
LocalAddress: net.ParseIP("192.168.0.57"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.84.22"),
RemotePort: 3306,
Proto: "TCP",
Weight: 0,
ActiveConn: 0,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("192.168.0.57"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.82.21"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 1499,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("192.168.0.57"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.50.21"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 1498,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("192.168.0.55"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.50.26"),
RemotePort: 3306,
Proto: "TCP",
Weight: 0,
ActiveConn: 0,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("192.168.0.55"),
LocalPort: 3306,
RemoteAddress: net.ParseIP("192.168.49.32"),
RemotePort: 3306,
Proto: "TCP",
Weight: 100,
ActiveConn: 0,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("2620::1"),
LocalPort: 80,
RemoteAddress: net.ParseIP("2620::2"),
RemotePort: 80,
Proto: "TCP",
Weight: 1,
ActiveConn: 0,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("2620::1"),
LocalPort: 80,
RemoteAddress: net.ParseIP("2620::3"),
RemotePort: 80,
Proto: "TCP",
Weight: 1,
ActiveConn: 0,
InactConn: 0,
},
{
LocalAddress: net.ParseIP("2620::1"),
LocalPort: 80,
RemoteAddress: net.ParseIP("2620::4"),
RemotePort: 80,
Proto: "TCP",
Weight: 1,
ActiveConn: 1,
InactConn: 1,
},
{
LocalMark: "10001000",
RemoteAddress: net.ParseIP("192.168.50.26"),
RemotePort: 3306,
Proto: "FWM",
Weight: 0,
ActiveConn: 0,
InactConn: 1,
},
{
LocalMark: "10001000",
RemoteAddress: net.ParseIP("192.168.50.21"),
RemotePort: 3306,
Proto: "FWM",
Weight: 0,
ActiveConn: 0,
InactConn: 2,
},
}
)
func TestIPVSStats(t *testing.T) {
fs, err := NewFS(procTestFixtures)
if err != nil {
t.Fatal(err)
}
stats, err := fs.IPVSStats()
if err != nil {
t.Fatal(err)
}
if stats != expectedIPVSStats {
t.Errorf("want %+v, have %+v", expectedIPVSStats, stats)
}
}
func TestParseIPPort(t *testing.T) {
ip := net.ParseIP("192.168.0.22")
port := uint16(3306)
gotIP, gotPort, err := parseIPPort("C0A80016:0CEA")
if err != nil {
t.Fatal(err)
}
if !(gotIP.Equal(ip) && port == gotPort) {
t.Errorf("want %s:%d, have %s:%d", ip, port, gotIP, gotPort)
}
}
func TestParseIPPortInvalid(t *testing.T) {
testcases := []string{
"",
"C0A80016",
"C0A800:1234",
"FOOBARBA:1234",
"C0A80016:0CEA:1234",
}
for _, s := range testcases {
ip, port, err := parseIPPort(s)
if ip != nil || port != uint16(0) || err == nil {
t.Errorf("Expected error for input %s, have ip = %s, port = %v, err = %v", s, ip, port, err)
}
}
}
func TestParseIPPortIPv6(t *testing.T) {
ip := net.ParseIP("dead:beef::1")
port := uint16(8080)
gotIP, gotPort, err := parseIPPort("[DEAD:BEEF:0000:0000:0000:0000:0000:0001]:1F90")
if err != nil {
t.Fatal(err)
}
if !(gotIP.Equal(ip) && port == gotPort) {
t.Errorf("want %s:%d, have %s:%d", ip, port, gotIP, gotPort)
}
}
func TestIPVSBackendStatus(t *testing.T) {
backendStats, err := getProcFixtures(t).IPVSBackendStatus()
if err != nil {
t.Fatal(err)
}
if want, have := len(expectedIPVSBackendStatuses), len(backendStats); want != have {
t.Fatalf("want %d backend statuses, have %d", want, have)
}
for idx, expect := range expectedIPVSBackendStatuses {
if !backendStats[idx].LocalAddress.Equal(expect.LocalAddress) {
t.Errorf("want LocalAddress %s, have %s", expect.LocalAddress, backendStats[idx].LocalAddress)
}
if backendStats[idx].LocalPort != expect.LocalPort {
t.Errorf("want LocalPort %d, have %d", expect.LocalPort, backendStats[idx].LocalPort)
}
if !backendStats[idx].RemoteAddress.Equal(expect.RemoteAddress) {
t.Errorf("want RemoteAddress %s, have %s", expect.RemoteAddress, backendStats[idx].RemoteAddress)
}
if backendStats[idx].RemotePort != expect.RemotePort {
t.Errorf("want RemotePort %d, have %d", expect.RemotePort, backendStats[idx].RemotePort)
}
if backendStats[idx].Proto != expect.Proto {
t.Errorf("want Proto %s, have %s", expect.Proto, backendStats[idx].Proto)
}
if backendStats[idx].Weight != expect.Weight {
t.Errorf("want Weight %d, have %d", expect.Weight, backendStats[idx].Weight)
}
if backendStats[idx].ActiveConn != expect.ActiveConn {
t.Errorf("want ActiveConn %d, have %d", expect.ActiveConn, backendStats[idx].ActiveConn)
}
if backendStats[idx].InactConn != expect.InactConn {
t.Errorf("want InactConn %d, have %d", expect.InactConn, backendStats[idx].InactConn)
}
}
}