Files
akvorado/demoexporter/bmp/client_test.go
2025-11-04 08:05:54 +01:00

114 lines
2.7 KiB
Go

// SPDX-FileCopyrightText: 2022 Free Mobile
// SPDX-License-Identifier: AGPL-3.0-only
package bmp_test
import (
"net"
"net/netip"
"testing"
"time"
gobmp "github.com/osrg/gobgp/v4/pkg/packet/bmp"
"akvorado/common/daemon"
"akvorado/common/helpers"
"akvorado/common/reporter"
"akvorado/demoexporter/bmp"
)
func TestClient(t *testing.T) {
listener, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatalf("Listen() error:\n%+v", err)
}
defer listener.Close()
config := bmp.DefaultConfiguration()
config.Target = listener.Addr().String()
config.RetryAfter = 0
config.StatsDelay = 10 * time.Millisecond
config.Routes = []bmp.RouteConfiguration{
{
Prefixes: []netip.Prefix{netip.MustParsePrefix("2001:db8::/64")},
ASPath: []uint32{65001, 65002, 65002},
Communities: []bmp.Community{500, 600, 700},
}, {
Prefixes: []netip.Prefix{
netip.MustParsePrefix("192.0.2.0/24"),
netip.MustParsePrefix("203.0.113.0/24"),
},
ASPath: []uint32{12322, 1299},
}, {
Prefixes: []netip.Prefix{
netip.MustParsePrefix("192.0.2.0/24"),
netip.MustParsePrefix("2001:db8::/64"),
},
ASPath: []uint32{65001, 65002},
LargeCommunities: []bmp.LargeCommunity{
{ASN: 65000, LocalData1: 100, LocalData2: 200},
{ASN: 65000, LocalData1: 300, LocalData2: 2000},
},
},
}
r := reporter.NewMock(t)
c, err := bmp.New(r, config, bmp.Dependencies{
Daemon: daemon.NewMock(t),
})
if err != nil {
t.Fatalf("New() error:\n%+v", err)
}
helpers.StartStop(t, c)
// Test we get a reconnect
conn, err := listener.Accept()
if err != nil {
t.Fatalf("Accept() error:\n%+v", err)
}
time.Sleep(20 * time.Millisecond)
conn.Close()
conn, err = listener.Accept()
if err != nil {
t.Fatalf("Accept() error:\n%+v", err)
}
defer conn.Close()
got := make([]byte, 5000)
n, err := conn.Read(got)
if err != nil {
t.Fatalf("Read() error:\n%+v", err)
}
got = got[:n]
msgs := []*gobmp.BMPMessage{}
for {
advance, token, err := gobmp.SplitBMP(got, len(got) > 0)
if err != nil {
t.Fatalf("SplitBMP() error:\n%+v", err)
}
if token == nil {
break
}
t.Logf("BMP message len: %d", len(token))
msg, err := gobmp.ParseBMPMessage(token)
if err != nil {
t.Fatalf("ParseBMPMessage() error:\n%+v", err)
}
msgs = append(msgs, msg)
got = got[advance:]
}
// Assume we got what we want.
_ = msgs
time.Sleep(20 * time.Millisecond)
gotMetrics := r.GetMetrics("akvorado_demoexporter_")
expectedMetrics := map[string]string{
`bmp_connections_total`: "2",
`bmp_errors_total{error="EOF"}`: "1",
}
if diff := helpers.Diff(gotMetrics, expectedMetrics); diff != "" {
t.Fatalf("Metrics (-got, +want):\n%s", diff)
}
}