实现基础的DDoS防护

internal/firewalls/nftables/conn_test.go

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+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+//go:build linux
+// +build linux
+
+package nftables_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/firewalls/nftables"
+	"os/exec"
+	"testing"
+)
+
+func TestConn_Test(t *testing.T) {
+	_, err := exec.LookPath("nft")
+	if err == nil {
+		t.Log("ok")
+		return
+	}
+	t.Log(err)
+}
+
+func TestConn_GetTable_NotFound(t *testing.T) {
+	var conn = nftables.NewConn()
+
+	table, err := conn.GetTable("a", nftables.TableFamilyIPv4)
+	if err != nil {
+		if err == nftables.ErrTableNotFound {
+			t.Log("table not found")
+		} else {
+			t.Fatal(err)
+		}
+	} else {
+		t.Log("table:", table)
+	}
+}
+
+func TestConn_GetTable(t *testing.T) {
+	var conn = nftables.NewConn()
+
+	table, err := conn.GetTable("myFilter", nftables.TableFamilyIPv4)
+	if err != nil {
+		if err == nftables.ErrTableNotFound {
+			t.Log("table not found")
+		} else {
+			t.Fatal(err)
+		}
+	} else {
+		t.Log("table:", table)
+	}
+}
+
+func TestConn_AddTable(t *testing.T) {
+	var conn = nftables.NewConn()
+
+	{
+		table, err := conn.AddIPv4Table("test_ipv4")
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Log(table.Name())
+	}
+	{
+		table, err := conn.AddIPv6Table("test_ipv6")
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Log(table.Name())
+	}
+}
+
+func TestConn_DeleteTable(t *testing.T) {
+	var conn = nftables.NewConn()
+	err := conn.DeleteTable("test_ipv4", nftables.TableFamilyIPv4)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log("ok")
+}