add tests for masking in limiter/throttler

This commit is contained in:
Shivaram Lingamneni 2019-02-05 01:48:22 -05:00
parent eb8f0e50df
commit e094c2a9c5
1 changed files with 38 additions and 4 deletions

View File

@ -62,25 +62,59 @@ func TestGenericThrottleDisabled(t *testing.T) {
}
}
func TestConnectionThrottle(t *testing.T) {
func makeTestThrottler(v4len, v6len int) *Throttler {
minute, _ := time.ParseDuration("1m")
maxConnections := 3
config := ThrottlerConfig{
Enabled: true,
CidrLenIPv4: 32,
CidrLenIPv6: 64,
CidrLenIPv4: v4len,
CidrLenIPv6: v6len,
ConnectionsPerCidr: maxConnections,
Duration: minute,
}
throttler := NewThrottler()
throttler.ApplyConfig(config)
return throttler
}
func TestConnectionThrottle(t *testing.T) {
throttler := makeTestThrottler(32, 64)
addr := net.ParseIP("8.8.8.8")
for i := 0; i < maxConnections; i += 1 {
for i := 0; i < 3; i += 1 {
err := throttler.AddClient(addr)
assertEqual(err, nil, t)
}
err := throttler.AddClient(addr)
assertEqual(err, errTooManyClients, t)
}
func TestConnectionThrottleIPv6(t *testing.T) {
throttler := makeTestThrottler(32, 64)
var err error
err = throttler.AddClient(net.ParseIP("2001:0db8::1"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("2001:0db8::2"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("2001:0db8::3"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("2001:0db8::4"))
assertEqual(err, errTooManyClients, t)
}
func TestConnectionThrottleIPv4(t *testing.T) {
throttler := makeTestThrottler(24, 64)
var err error
err = throttler.AddClient(net.ParseIP("192.168.1.101"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("192.168.1.102"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("192.168.1.103"))
assertEqual(err, nil, t)
err = throttler.AddClient(net.ParseIP("192.168.1.104"))
assertEqual(err, errTooManyClients, t)
}