feat: complete basic functions

Support http,dns and mysql connection. Support custom http, dns response. Support dns rebinding.
Support mysql load local files and jdbc deserialize exploit.

internal/newdns/set_test.go

@@ -0,0 +1,85 @@
+package newdns
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSetValidate(t *testing.T) {
+	table := []struct {
+		set Set
+		err string
+	}{
+		{
+			set: Set{
+				Name: "foo",
+			},
+			err: "invalid name: foo",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+			},
+			err: "invalid type: 0",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+				Type: A,
+			},
+			err: "missing records",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+				Type: A,
+				Records: []Record{
+					{Address: "foo"},
+				},
+			},
+			err: "invalid record: invalid IPv4 address: foo",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+				Type: TXT,
+				Records: []Record{
+					{},
+				},
+			},
+			err: "invalid record: missing data",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+				Type: CNAME,
+				Records: []Record{
+					{},
+					{},
+				},
+			},
+			err: "multiple CNAME records",
+		},
+		{
+			set: Set{
+				Name: "example.com.",
+				Type: A,
+				Records: []Record{
+					{Address: "1.2.3.4"},
+					{Address: "1.2.3.4"},
+				},
+			},
+			err: "duplicate address: 1.2.3.4",
+		},
+	}
+
+	for i, item := range table {
+		err := item.set.Validate()
+		if err != nil {
+			assert.Equal(t, item.err, err.Error(), i)
+		} else {
+			assert.Equal(t, item.err, "", item)
+		}
+	}
+}