badguardhome/coredns_plugin/ratelimit/ratelimit_test.go

81 lines
1.7 KiB
Go

package ratelimit
import (
"testing"
"github.com/mholt/caddy"
)
func TestSetup(t *testing.T) {
for i, testcase := range []struct {
config string
failing bool
}{
{`ratelimit`, false},
{`ratelimit 100`, false},
{`ratelimit {
whitelist 127.0.0.1
}`, false},
{`ratelimit 50 {
whitelist 127.0.0.1 176.103.130.130
}`, false},
{`ratelimit test`, true},
} {
c := caddy.NewTestController("dns", testcase.config)
err := setup(c)
if err != nil {
if !testcase.failing {
t.Fatalf("Test #%d expected no errors, but got: %v", i, err)
}
continue
}
if testcase.failing {
t.Fatalf("Test #%d expected to fail but it didn't", i)
}
}
}
func TestRatelimiting(t *testing.T) {
// rate limit is 1 per sec
c := caddy.NewTestController("dns", `ratelimit 1`)
p, err := setupPlugin(c)
if err != nil {
t.Fatal("Failed to initialize the plugin")
}
allowed, err := p.allowRequest("127.0.0.1")
if err != nil || !allowed {
t.Fatal("First request must have been allowed")
}
allowed, err = p.allowRequest("127.0.0.1")
if err != nil || allowed {
t.Fatal("Second request must have been ratelimited")
}
}
func TestWhitelist(t *testing.T) {
// rate limit is 1 per sec
c := caddy.NewTestController("dns", `ratelimit 1 { whitelist 127.0.0.2 127.0.0.1 127.0.0.125 }`)
p, err := setupPlugin(c)
if err != nil {
t.Fatal("Failed to initialize the plugin")
}
allowed, err := p.allowRequest("127.0.0.1")
if err != nil || !allowed {
t.Fatal("First request must have been allowed")
}
allowed, err = p.allowRequest("127.0.0.1")
if err != nil || !allowed {
t.Fatal("Second request must have been allowed due to whitelist")
}
}