WAF增加多个动作

This commit is contained in:
刘祥超
2021-07-18 15:51:49 +08:00
parent 0486f86898
commit d775dfeeaa
98 changed files with 1999 additions and 903 deletions

View File

@@ -6,7 +6,7 @@ import (
"sync"
)
// IP名单
// IPList IP名单
type IPList struct {
itemsMap map[int64]*IPItem // id => item
ipMap map[uint64][]int64 // ip => itemIds
@@ -96,7 +96,7 @@ func (this *IPList) Delete(itemId int64) {
this.isAll = len(this.ipMap[0]) > 0
}
// 判断是否包含某个IP
// Contains 判断是否包含某个IP
func (this *IPList) Contains(ip uint64) bool {
this.locker.RLock()
if this.isAll {
@@ -109,7 +109,7 @@ func (this *IPList) Contains(ip uint64) bool {
return ok
}
// 是否包含一组IP
// ContainsIPStrings 是否包含一组IP
func (this *IPList) ContainsIPStrings(ipStrings []string) (found bool, item *IPItem) {
if len(ipStrings) == 0 {
return

View File

@@ -68,12 +68,15 @@ type HTTPRequest struct {
cacheKey string // 缓存使用的Key
isCached bool // 是否已经被缓存
isAttack bool // 是否是攻击请求
bodyData []byte // 读取的Body内容
// WAF相关
firewallPolicyId int64
firewallRuleGroupId int64
firewallRuleSetId int64
firewallRuleId int64
firewallActions []string
tags []string
logAttrs map[string]string
@@ -1197,5 +1200,10 @@ func (this *HTTPRequest) canIgnore(err error) bool {
return true
}
// HTTP内部错误
if strings.HasPrefix(err.Error(), "http:") || strings.HasPrefix(err.Error(), "http2:") {
return true
}
return false
}

View File

@@ -128,6 +128,8 @@ func (this *HTTPRequest) log() {
FirewallRuleGroupId: this.firewallRuleGroupId,
FirewallRuleSetId: this.firewallRuleSetId,
FirewallRuleId: this.firewallRuleId,
FirewallActions: this.firewallActions,
Tags: this.tags,
Attrs: this.logAttrs,
}

View File

@@ -1,6 +1,7 @@
package nodes
import (
"bytes"
"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
"github.com/TeaOSLab/EdgeNode/internal/iplibrary"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
@@ -8,6 +9,8 @@ import (
"github.com/TeaOSLab/EdgeNode/internal/waf"
"github.com/iwind/TeaGo/lists"
"github.com/iwind/TeaGo/types"
"io"
"io/ioutil"
"net/http"
)
@@ -152,27 +155,36 @@ func (this *HTTPRequest) checkWAFRequest(firewallPolicy *firewallconfigs.HTTPFir
if w == nil {
return
}
goNext, ruleGroup, ruleSet, err := w.MatchRequest(this.RawReq, this.writer)
w.OnAction(func(action waf.ActionInterface) (goNext bool) {
switch action.Code() {
case waf.ActionTag:
this.tags = action.(*waf.TagAction).Tags
}
return true
})
goNext, ruleGroup, ruleSet, err := w.MatchRequest(this, this.writer)
if err != nil {
remotelogs.Error("HTTP_REQUEST_WAF", this.rawURI+": "+err.Error())
return
}
if ruleSet != nil {
if ruleSet.Action != waf.ActionAllow {
if ruleSet.HasSpecialActions() {
this.firewallPolicyId = firewallPolicy.Id
this.firewallRuleGroupId = types.Int64(ruleGroup.Id)
this.firewallRuleSetId = types.Int64(ruleSet.Id)
if ruleSet.Action == waf.ActionBlock {
if ruleSet.HasAttackActions() {
this.isAttack = true
}
// 添加统计
stats.SharedHTTPRequestStatManager.AddFirewallRuleGroupId(this.Server.Id, this.firewallRuleGroupId, ruleSet.Action)
stats.SharedHTTPRequestStatManager.AddFirewallRuleGroupId(this.Server.Id, this.firewallRuleGroupId, ruleSet.Actions)
}
this.logAttrs["waf.action"] = ruleSet.Action
this.firewallActions = ruleSet.ActionCodes()
}
return !goNext, false
@@ -208,28 +220,79 @@ func (this *HTTPRequest) checkWAFResponse(firewallPolicy *firewallconfigs.HTTPFi
return
}
goNext, ruleGroup, ruleSet, err := w.MatchResponse(this.RawReq, resp, this.writer)
w.OnAction(func(action waf.ActionInterface) (goNext bool) {
switch action.Code() {
case waf.ActionTag:
this.tags = action.(*waf.TagAction).Tags
}
return true
})
goNext, ruleGroup, ruleSet, err := w.MatchResponse(this, resp, this.writer)
if err != nil {
remotelogs.Error("HTTP_REQUEST_WAF", this.rawURI+": "+err.Error())
return
}
if ruleSet != nil {
if ruleSet.Action != waf.ActionAllow {
if ruleSet.HasSpecialActions() {
this.firewallPolicyId = firewallPolicy.Id
this.firewallRuleGroupId = types.Int64(ruleGroup.Id)
this.firewallRuleSetId = types.Int64(ruleSet.Id)
if ruleSet.Action == waf.ActionBlock {
if ruleSet.HasAttackActions() {
this.isAttack = true
}
// 添加统计
stats.SharedHTTPRequestStatManager.AddFirewallRuleGroupId(this.Server.Id, this.firewallRuleGroupId, ruleSet.Action)
stats.SharedHTTPRequestStatManager.AddFirewallRuleGroupId(this.Server.Id, this.firewallRuleGroupId, ruleSet.Actions)
}
this.logAttrs["waf.action"] = ruleSet.Action
this.firewallActions = ruleSet.ActionCodes()
}
return !goNext
}
// WAFRaw 原始请求
func (this *HTTPRequest) WAFRaw() *http.Request {
return this.RawReq
}
// WAFRemoteIP 客户端IP
func (this *HTTPRequest) WAFRemoteIP() string {
return this.requestRemoteAddr()
}
// WAFGetCacheBody 获取缓存中的Body
func (this *HTTPRequest) WAFGetCacheBody() []byte {
return this.bodyData
}
// WAFSetCacheBody 设置Body
func (this *HTTPRequest) WAFSetCacheBody(body []byte) {
this.bodyData = body
}
// WAFReadBody 读取Body
func (this *HTTPRequest) WAFReadBody(max int64) (data []byte, err error) {
if this.RawReq.ContentLength > 0 {
data, err = ioutil.ReadAll(io.LimitReader(this.RawReq.Body, max))
}
return
}
// WAFRestoreBody 恢复Body
func (this *HTTPRequest) WAFRestoreBody(data []byte) {
if len(data) > 0 {
rawReader := bytes.NewBuffer(data)
buf := make([]byte, 1024)
_, _ = io.CopyBuffer(rawReader, this.RawReq.Body, buf)
this.RawReq.Body = ioutil.NopCloser(rawReader)
}
}
// WAFServerId 服务ID
func (this *HTTPRequest) WAFServerId() int64 {
return this.Server.Id
}

View File

@@ -7,7 +7,7 @@ import (
"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/sslconfigs"
"github.com/iwind/TeaGo/lists"
"github.com/iwind/TeaGo/types"
http2 "golang.org/x/net/http2"
"golang.org/x/net/http2"
"sync"
)

View File

@@ -2,7 +2,10 @@
package nodes
import "net"
import (
"github.com/TeaOSLab/EdgeNode/internal/waf"
"net"
)
// TrafficListener 用于统计流量的网络监听
type TrafficListener struct {
@@ -18,6 +21,17 @@ func (this *TrafficListener) Accept() (net.Conn, error) {
if err != nil {
return nil, err
}
// 是否在WAF名单中
ip, _, err := net.SplitHostPort(conn.RemoteAddr().String())
if err == nil {
if !waf.SharedIPWhiteList.Contains(waf.IPTypeAll, ip) && waf.SharedIPBlackLIst.Contains(waf.IPTypeAll, ip) {
go func() {
_ = conn.Close()
}()
return conn, nil
}
}
return NewTrafficConn(conn), nil
}

View File

@@ -11,20 +11,20 @@ import (
var sharedWAFManager = NewWAFManager()
// WAF管理器
// WAFManager WAF管理器
type WAFManager struct {
mapping map[int64]*waf.WAF // policyId => WAF
locker sync.RWMutex
}
// 获取新对象
// NewWAFManager 获取新对象
func NewWAFManager() *WAFManager {
return &WAFManager{
mapping: map[int64]*waf.WAF{},
}
}
// 更新策略
// UpdatePolicies 更新策略
func (this *WAFManager) UpdatePolicies(policies []*firewallconfigs.HTTPFirewallPolicy) {
this.locker.Lock()
defer this.locker.Unlock()
@@ -44,7 +44,7 @@ func (this *WAFManager) UpdatePolicies(policies []*firewallconfigs.HTTPFirewallP
this.mapping = m
}
// 查找WAF
// FindWAF 查找WAF
func (this *WAFManager) FindWAF(policyId int64) *waf.WAF {
this.locker.RLock()
w, _ := this.mapping[policyId]
@@ -78,14 +78,15 @@ func (this *WAFManager) convertWAF(policy *firewallconfigs.HTTPFirewallPolicy) (
// rule sets
for _, set := range group.Sets {
s := &waf.RuleSet{
Id: strconv.FormatInt(set.Id, 10),
Code: set.Code,
IsOn: set.IsOn,
Name: set.Name,
Description: set.Description,
Connector: set.Connector,
Action: set.Action,
ActionOptions: set.ActionOptions,
Id: strconv.FormatInt(set.Id, 10),
Code: set.Code,
IsOn: set.IsOn,
Name: set.Name,
Description: set.Description,
Connector: set.Connector,
}
for _, a := range set.Actions {
s.AddAction(a.Code, a.Options)
}
// rules
@@ -132,14 +133,16 @@ func (this *WAFManager) convertWAF(policy *firewallconfigs.HTTPFirewallPolicy) (
// rule sets
for _, set := range group.Sets {
s := &waf.RuleSet{
Id: strconv.FormatInt(set.Id, 10),
Code: set.Code,
IsOn: set.IsOn,
Name: set.Name,
Description: set.Description,
Connector: set.Connector,
Action: set.Action,
ActionOptions: set.ActionOptions,
Id: strconv.FormatInt(set.Id, 10),
Code: set.Code,
IsOn: set.IsOn,
Name: set.Name,
Description: set.Description,
Connector: set.Connector,
}
for _, a := range set.Actions {
s.AddAction(a.Code, a.Options)
}
// rules
@@ -164,10 +167,11 @@ func (this *WAFManager) convertWAF(policy *firewallconfigs.HTTPFirewallPolicy) (
// action
if policy.BlockOptions != nil {
w.ActionBlock = &waf.BlockAction{
w.DefaultBlockAction = &waf.BlockAction{
StatusCode: policy.BlockOptions.StatusCode,
Body: policy.BlockOptions.Body,
URL: "",
URL: policy.BlockOptions.URL,
Timeout: policy.BlockOptions.Timeout,
}
}

View File

@@ -113,6 +113,10 @@ func (this *RPCClient) MetricStatRPC() pb.MetricStatServiceClient {
return pb.NewMetricStatServiceClient(this.pickConn())
}
func (this *RPCClient) FirewallService() pb.FirewallServiceClient {
return pb.NewFirewallServiceClient(this.pickConn())
}
// Context 节点上下文信息
func (this *RPCClient) Context() context.Context {
ctx := context.Background()

View File

@@ -8,6 +8,7 @@ import (
"github.com/TeaOSLab/EdgeNode/internal/monitor"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/rpc"
"github.com/TeaOSLab/EdgeNode/internal/waf"
"github.com/iwind/TeaGo/Tea"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/types"
@@ -132,17 +133,19 @@ func (this *HTTPRequestStatManager) AddUserAgent(serverId int64, userAgent strin
}
// AddFirewallRuleGroupId 添加防火墙拦截动作
func (this *HTTPRequestStatManager) AddFirewallRuleGroupId(serverId int64, firewallRuleGroupId int64, action string) {
func (this *HTTPRequestStatManager) AddFirewallRuleGroupId(serverId int64, firewallRuleGroupId int64, actions []*waf.ActionConfig) {
if firewallRuleGroupId <= 0 {
return
}
this.totalAttackRequests ++
this.totalAttackRequests++
select {
case this.firewallRuleGroupChan <- strconv.FormatInt(serverId, 10) + "@" + strconv.FormatInt(firewallRuleGroupId, 10) + "@" + action:
default:
// 超出容量我们就丢弃
for _, action := range actions {
select {
case this.firewallRuleGroupChan <- strconv.FormatInt(serverId, 10) + "@" + strconv.FormatInt(firewallRuleGroupId, 10) + "@" + action.Code:
default:
// 超出容量我们就丢弃
}
}
}

159
internal/utils/encrypt.go Normal file
View File

@@ -0,0 +1,159 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package utils
import (
"bytes"
"crypto/aes"
"crypto/cipher"
"encoding/base64"
"encoding/json"
"errors"
"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
"github.com/TeaOSLab/EdgeNode/internal/events"
"github.com/iwind/TeaGo/logs"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/rands"
stringutil "github.com/iwind/TeaGo/utils/string"
)
var (
simpleEncryptMagicKey = rands.HexString(32)
)
func init() {
events.On(events.EventReload, func() {
nodeConfig, _ := nodeconfigs.SharedNodeConfig()
if nodeConfig != nil {
simpleEncryptMagicKey = stringutil.Md5(nodeConfig.NodeId + "@" + nodeConfig.Secret)
}
})
}
// SimpleEncrypt 加密特殊信息
func SimpleEncrypt(data []byte) []byte {
var method = &AES256CFBMethod{}
err := method.Init([]byte(simpleEncryptMagicKey), []byte(simpleEncryptMagicKey[:16]))
if err != nil {
logs.Println("[SimpleEncrypt]" + err.Error())
return data
}
dst, err := method.Encrypt(data)
if err != nil {
logs.Println("[SimpleEncrypt]" + err.Error())
return data
}
return dst
}
// SimpleDecrypt 解密特殊信息
func SimpleDecrypt(data []byte) []byte {
var method = &AES256CFBMethod{}
err := method.Init([]byte(simpleEncryptMagicKey), []byte(simpleEncryptMagicKey[:16]))
if err != nil {
logs.Println("[MagicKeyEncode]" + err.Error())
return data
}
src, err := method.Decrypt(data)
if err != nil {
logs.Println("[MagicKeyEncode]" + err.Error())
return data
}
return src
}
func SimpleEncryptMap(m maps.Map) (base64String string, err error) {
mJSON, err := json.Marshal(m)
if err != nil {
return "", err
}
data := SimpleEncrypt(mJSON)
return base64.StdEncoding.EncodeToString(data), nil
}
func SimpleDecryptMap(base64String string) (maps.Map, error) {
data, err := base64.StdEncoding.DecodeString(base64String)
if err != nil {
return nil, err
}
mJSON := SimpleDecrypt(data)
var result = maps.Map{}
err = json.Unmarshal(mJSON, &result)
if err != nil {
return nil, err
}
return result, nil
}
type AES256CFBMethod struct {
block cipher.Block
iv []byte
}
func (this *AES256CFBMethod) Init(key, iv []byte) error {
// 判断key是否为32长度
l := len(key)
if l > 32 {
key = key[:32]
} else if l < 32 {
key = append(key, bytes.Repeat([]byte{' '}, 32-l)...)
}
block, err := aes.NewCipher(key)
if err != nil {
return err
}
this.block = block
// 判断iv长度
l2 := len(iv)
if l2 > aes.BlockSize {
iv = iv[:aes.BlockSize]
} else if l2 < aes.BlockSize {
iv = append(iv, bytes.Repeat([]byte{' '}, aes.BlockSize-l2)...)
}
this.iv = iv
return nil
}
func (this *AES256CFBMethod) Encrypt(src []byte) (dst []byte, err error) {
if len(src) == 0 {
return
}
defer func() {
r := recover()
if r != nil {
err = errors.New("encrypt failed")
}
}()
dst = make([]byte, len(src))
encrypter := cipher.NewCFBEncrypter(this.block, this.iv)
encrypter.XORKeyStream(dst, src)
return
}
func (this *AES256CFBMethod) Decrypt(dst []byte) (src []byte, err error) {
if len(dst) == 0 {
return
}
defer func() {
r := recover()
if r != nil {
err = errors.New("decrypt failed")
}
}()
src = make([]byte, len(dst))
decrypter := cipher.NewCFBDecrypter(this.block, this.iv)
decrypter.XORKeyStream(src, dst)
return
}

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@@ -0,0 +1,52 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package utils
import (
"github.com/iwind/TeaGo/maps"
"sync"
"testing"
)
func TestSimpleEncrypt(t *testing.T) {
var arr = []string{"Hello", "World", "People"}
for _, s := range arr {
var value = []byte(s)
encoded := SimpleEncrypt(value)
t.Log(encoded, string(encoded))
decoded := SimpleDecrypt(encoded)
t.Log(decoded, string(decoded))
}
}
func TestSimpleEncrypt_Concurrent(t *testing.T) {
wg := sync.WaitGroup{}
var arr = []string{"Hello", "World", "People"}
wg.Add(len(arr))
for _, s := range arr {
go func(s string) {
defer wg.Done()
t.Log(string(SimpleDecrypt(SimpleEncrypt([]byte(s)))))
}(s)
}
wg.Wait()
}
func TestSimpleEncryptMap(t *testing.T) {
var m = maps.Map{
"s": "Hello",
"i": 20,
"b": true,
}
encodedResult, err := SimpleEncryptMap(m)
if err != nil {
t.Fatal(err)
}
t.Log("result:", encodedResult)
decodedResult, err := SimpleDecryptMap(encodedResult)
if err != nil {
t.Fatal(err)
}
t.Log(decodedResult)
}

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@@ -12,6 +12,7 @@ type List struct {
itemsMap map[int64]int64 // itemId => timestamp
locker sync.Mutex
ticker *time.Ticker
}
func NewList() *List {
@@ -21,10 +22,7 @@ func NewList() *List {
}
}
func (this *List) Add(itemId int64, expiredAt int64) {
if expiredAt <= time.Now().Unix() {
return
}
func (this *List) Add(itemId int64, expiresAt int64) {
this.locker.Lock()
defer this.locker.Unlock()
@@ -34,17 +32,17 @@ func (this *List) Add(itemId int64, expiredAt int64) {
this.removeItem(itemId)
}
expireItemMap, ok := this.expireMap[expiredAt]
expireItemMap, ok := this.expireMap[expiresAt]
if ok {
expireItemMap[itemId] = true
} else {
expireItemMap = ItemMap{
itemId: true,
}
this.expireMap[expiredAt] = expireItemMap
this.expireMap[expiresAt] = expireItemMap
}
this.itemsMap[itemId] = expiredAt
this.itemsMap[itemId] = expiresAt
}
func (this *List) Remove(itemId int64) {
@@ -64,21 +62,22 @@ func (this *List) GC(timestamp int64, callback func(itemId int64)) {
}
func (this *List) StartGC(callback func(itemId int64)) {
ticker := time.NewTicker(1 * time.Second)
this.ticker = time.NewTicker(1 * time.Second)
lastTimestamp := int64(0)
for range ticker.C {
for range this.ticker.C {
timestamp := time.Now().Unix()
if lastTimestamp == 0 {
lastTimestamp = timestamp - 3600
}
// 防止死循环
if lastTimestamp > timestamp {
continue
}
for i := lastTimestamp; i <= timestamp; i++ {
this.GC(timestamp, callback)
if timestamp >= lastTimestamp {
for i := lastTimestamp; i <= timestamp; i++ {
this.GC(i, callback)
}
} else {
for i := timestamp; i <= lastTimestamp; i++ {
this.GC(i, callback)
}
}
// 这样做是为了防止系统时钟突变

View File

@@ -58,6 +58,10 @@ func TestList_Start_GC(t *testing.T) {
list.Add(2, time.Now().Unix()+1)
list.Add(3, time.Now().Unix()+2)
list.Add(4, time.Now().Unix()+5)
list.Add(5, time.Now().Unix()+5)
list.Add(6, time.Now().Unix()+6)
list.Add(7, time.Now().Unix()+6)
list.Add(8, time.Now().Unix()+6)
go func() {
list.StartGC(func(itemId int64) {
@@ -66,7 +70,7 @@ func TestList_Start_GC(t *testing.T) {
})
}()
time.Sleep(10 * time.Second)
time.Sleep(20 * time.Second)
}
func TestList_ManyItems(t *testing.T) {

View File

@@ -0,0 +1,35 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package jsonutils
import (
"encoding/json"
"github.com/iwind/TeaGo/maps"
)
func MapToObject(m maps.Map, ptr interface{}) error {
if m == nil {
return nil
}
mJSON, err := json.Marshal(m)
if err != nil {
return err
}
return json.Unmarshal(mJSON, ptr)
}
func ObjectToMap(ptr interface{}) (maps.Map, error) {
if ptr == nil {
return maps.Map{}, nil
}
ptrJSON, err := json.Marshal(ptr)
if err != nil {
return nil, err
}
var result = maps.Map{}
err = json.Unmarshal(ptrJSON, &result)
if err != nil {
return nil, err
}
return result, nil
}

View File

@@ -0,0 +1,46 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package jsonutils
import (
"github.com/iwind/TeaGo/assert"
"github.com/iwind/TeaGo/maps"
"testing"
)
func TestMapToObject(t *testing.T) {
a := assert.NewAssertion(t)
type typeA struct {
B int `json:"b"`
C bool `json:"c"`
}
{
var obj = &typeA{B: 1, C: true}
m, err := ObjectToMap(obj)
if err != nil {
t.Fatal(err)
}
PrintT(m, t)
a.IsTrue(m.GetInt("b") == 1)
a.IsTrue(m.GetBool("c") == true)
}
{
var obj = &typeA{}
err := MapToObject(maps.Map{
"b": 1024,
"c": true,
}, obj)
if err != nil {
t.Fatal(err)
}
if obj == nil {
t.Fatal("obj should not be nil")
}
a.IsTrue(obj.B == 1024)
a.IsTrue(obj.C == true)
PrintT(obj, t)
}
}

View File

@@ -0,0 +1,17 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package jsonutils
import (
"encoding/json"
"testing"
)
func PrintT(obj interface{}, t *testing.T) {
data, err := json.MarshalIndent(obj, "", " ")
if err != nil {
t.Log(err)
} else {
t.Log(string(data))
}
}

View File

@@ -8,7 +8,23 @@ import (
type AllowAction struct {
}
func (this *AllowAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
func (this *AllowAction) Init(waf *WAF) error {
return nil
}
func (this *AllowAction) Code() string {
return ActionAllow
}
func (this *AllowAction) IsAttack() bool {
return false
}
func (this *AllowAction) WillChange() bool {
return false
}
func (this *AllowAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
// do nothing
return true
}

View File

@@ -0,0 +1,21 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import "net/http"
type BaseAction struct {
}
// CloseConn 关闭连接
func (this *BaseAction) CloseConn(writer http.ResponseWriter) error {
// 断开连接
hijack, ok := writer.(http.Hijacker)
if ok {
conn, _, err := hijack.Hijack()
if err == nil {
return conn.Close()
}
}
return nil
}

View File

@@ -23,12 +23,48 @@ type BlockAction struct {
StatusCode int `yaml:"statusCode" json:"statusCode"`
Body string `yaml:"body" json:"body"` // supports HTML
URL string `yaml:"url" json:"url"`
Timeout int32 `yaml:"timeout" json:"timeout"`
}
func (this *BlockAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
func (this *BlockAction) Init(waf *WAF) error {
if waf.DefaultBlockAction != nil {
if this.StatusCode <= 0 {
this.StatusCode = waf.DefaultBlockAction.StatusCode
}
if len(this.Body) == 0 {
this.Body = waf.DefaultBlockAction.Body
}
if len(this.URL) == 0 {
this.URL = waf.DefaultBlockAction.URL
}
if this.Timeout <= 0 {
this.Timeout = waf.DefaultBlockAction.Timeout
}
}
return nil
}
func (this *BlockAction) Code() string {
return ActionBlock
}
func (this *BlockAction) IsAttack() bool {
return true
}
func (this *BlockAction) WillChange() bool {
return true
}
func (this *BlockAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
if this.Timeout > 0 {
// 加入到黑名单
SharedIPBlackLIst.Add(IPTypeAll, request.WAFRemoteIP(), time.Now().Unix()+int64(this.Timeout))
}
if writer != nil {
// if status code eq 444, we close the connection
if this.StatusCode == 444 {
// close the connection
defer func() {
hijack, ok := writer.(http.Hijacker)
if ok {
conn, _, _ := hijack.Hijack()
@@ -37,7 +73,7 @@ func (this *BlockAction) Perform(waf *WAF, request *requests.Request, writer htt
return
}
}
}
}()
// output response
if this.StatusCode > 0 {

View File

@@ -1,11 +1,14 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/utils"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/types"
"github.com/iwind/TeaGo/maps"
stringutil "github.com/iwind/TeaGo/utils/string"
"net/http"
"net/url"
"strings"
"time"
)
@@ -13,27 +16,63 @@ var captchaSalt = stringutil.Rand(32)
const (
CaptchaSeconds = 600 // 10 minutes
CaptchaPath = "/WAF/VERIFY/CAPTCHA"
)
type CaptchaAction struct {
Life int32 `yaml:"life" json:"life"`
Language string `yaml:"language" json:"language"` // 语言zh-CN, en-US ...
AddToWhiteList bool `yaml:"addToWhiteList" json:"addToWhiteList"` // 是否加入到白名单
}
func (this *CaptchaAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
// TEAWEB_CAPTCHA:
cookie, err := request.Cookie("TEAWEB_WAF_CAPTCHA")
if err == nil && cookie != nil && len(cookie.Value) > 32 {
m := cookie.Value[:32]
timestamp := cookie.Value[32:]
if stringutil.Md5(captchaSalt+timestamp) == m && time.Now().Unix() < types.Int64(timestamp) { // verify md5
return true
func (this *CaptchaAction) Init(waf *WAF) error {
return nil
}
func (this *CaptchaAction) Code() string {
return ActionCaptcha
}
func (this *CaptchaAction) IsAttack() bool {
return false
}
func (this *CaptchaAction) WillChange() bool {
return true
}
func (this *CaptchaAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
// 是否在白名单中
if SharedIPWhiteList.Contains("set:"+set.Id, request.WAFRemoteIP()) {
return true
}
refURL := request.WAFRaw().URL.String()
// 覆盖配置
if strings.HasPrefix(refURL, CaptchaPath) {
info := request.WAFRaw().URL.Query().Get("info")
if len(info) > 0 {
m, err := utils.SimpleDecryptMap(info)
if err == nil && m != nil {
refURL = m.GetString("url")
}
}
}
refURL := request.URL.String()
if len(request.Referer()) > 0 {
refURL = request.Referer()
var captchaConfig = maps.Map{
"action": this,
"timestamp": time.Now().Unix(),
"url": refURL,
"setId": set.Id,
}
http.Redirect(writer, request.Raw(), "/WAFCAPTCHA?url="+url.QueryEscape(refURL), http.StatusTemporaryRedirect)
info, err := utils.SimpleEncryptMap(captchaConfig)
if err != nil {
remotelogs.Error("WAF_CAPTCHA_ACTION", "encode captcha config failed: "+err.Error())
return true
}
http.Redirect(writer, request.WAFRaw(), CaptchaPath+"?info="+url.QueryEscape(info), http.StatusTemporaryRedirect)
return false
}

View File

@@ -0,0 +1,13 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import "github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/firewallconfigs"
type ActionCategory = string
const (
ActionCategoryAllow ActionCategory = firewallconfigs.HTTPFirewallActionCategoryAllow
ActionCategoryBlock ActionCategory = firewallconfigs.HTTPFirewallActionCategoryBlock
ActionCategoryVerify ActionCategory = firewallconfigs.HTTPFirewallActionCategoryVerify
)

View File

@@ -0,0 +1,10 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import "github.com/iwind/TeaGo/maps"
type ActionConfig struct {
Code string `yaml:"code" json:"code"`
Options maps.Map `yaml:"options" json:"options"`
}

View File

@@ -2,11 +2,12 @@ package waf
import "reflect"
// action definition
// ActionDefinition action definition
type ActionDefinition struct {
Name string
Code ActionString
Description string
Category string // category: block, verify, allow
Instance ActionInterface
Type reflect.Type
}

View File

@@ -0,0 +1,71 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/utils"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/maps"
"net/http"
"net/url"
"time"
)
const (
Get302Path = "/WAF/VERIFY/GET"
)
// Get302Action
// 原理: origin url --> 302 verify url --> origin url
// TODO 将来支持meta refresh验证
type Get302Action struct {
BaseAction
Life int32 `yaml:"life" json:"life"`
}
func (this *Get302Action) Init(waf *WAF) error {
return nil
}
func (this *Get302Action) Code() string {
return ActionGet302
}
func (this *Get302Action) IsAttack() bool {
return false
}
func (this *Get302Action) WillChange() bool {
return true
}
func (this *Get302Action) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
// 仅限于Get
if request.WAFRaw().Method != http.MethodGet {
return true
}
// 是否已经在白名单中
if SharedIPWhiteList.Contains("set:"+set.Id, request.WAFRemoteIP()) {
return true
}
var m = maps.Map{
"url": request.WAFRaw().URL.String(),
"timestamp": time.Now().Unix(),
"life": this.Life,
"setId": set.Id,
}
info, err := utils.SimpleEncryptMap(m)
if err != nil {
remotelogs.Error("WAF_GET_302_ACTION", "encode info failed: "+err.Error())
return true
}
http.Redirect(writer, request.WAFRaw(), Get302Path+"?info="+url.QueryEscape(info), http.StatusFound)
// 关闭连接
_ = this.CloseConn(writer)
return true
}

View File

@@ -10,13 +10,29 @@ type GoGroupAction struct {
GroupId string `yaml:"groupId" json:"groupId"`
}
func (this *GoGroupAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
group := waf.FindRuleGroup(this.GroupId)
if group == nil || !group.IsOn {
func (this *GoGroupAction) Init(waf *WAF) error {
return nil
}
func (this *GoGroupAction) Code() string {
return ActionGoGroup
}
func (this *GoGroupAction) IsAttack() bool {
return false
}
func (this *GoGroupAction) WillChange() bool {
return true
}
func (this *GoGroupAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
nextGroup := waf.FindRuleGroup(this.GroupId)
if nextGroup == nil || !nextGroup.IsOn {
return true
}
b, set, err := group.MatchRequest(request)
b, nextSet, err := nextGroup.MatchRequest(request)
if err != nil {
logs.Error(err)
return true
@@ -26,9 +42,5 @@ func (this *GoGroupAction) Perform(waf *WAF, request *requests.Request, writer h
return true
}
actionObject := FindActionInstance(set.Action, set.ActionOptions)
if actionObject == nil {
return true
}
return actionObject.Perform(waf, request, writer)
return nextSet.PerformActions(waf, nextGroup, request, writer)
}

View File

@@ -11,17 +11,33 @@ type GoSetAction struct {
SetId string `yaml:"setId" json:"setId"`
}
func (this *GoSetAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
group := waf.FindRuleGroup(this.GroupId)
if group == nil || !group.IsOn {
func (this *GoSetAction) Init(waf *WAF) error {
return nil
}
func (this *GoSetAction) Code() string {
return ActionGoSet
}
func (this *GoSetAction) IsAttack() bool {
return false
}
func (this *GoSetAction) WillChange() bool {
return true
}
func (this *GoSetAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
nextGroup := waf.FindRuleGroup(this.GroupId)
if nextGroup == nil || !nextGroup.IsOn {
return true
}
set := group.FindRuleSet(this.SetId)
if set == nil || !set.IsOn {
nextSet := nextGroup.FindRuleSet(this.SetId)
if nextSet == nil || !nextSet.IsOn {
return true
}
b, err := set.MatchRequest(request)
b, err := nextSet.MatchRequest(request)
if err != nil {
logs.Error(err)
return true
@@ -29,9 +45,5 @@ func (this *GoSetAction) Perform(waf *WAF, request *requests.Request, writer htt
if !b {
return true
}
actionObject := FindActionInstance(set.Action, set.ActionOptions)
if actionObject == nil {
return true
}
return actionObject.Perform(waf, request, writer)
return nextSet.PerformActions(waf, nextGroup, request, writer)
}

View File

@@ -0,0 +1,25 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"net/http"
)
type ActionInterface interface {
// Init 初始化
Init(waf *WAF) error
// Code 代号
Code() string
// IsAttack 是否为拦截攻击动作
IsAttack() bool
// WillChange determine if the action will change the request
WillChange() bool
// Perform perform the action
Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool)
}

View File

@@ -8,6 +8,22 @@ import (
type LogAction struct {
}
func (this *LogAction) Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool) {
func (this *LogAction) Init(waf *WAF) error {
return nil
}
func (this *LogAction) Code() string {
return ActionLog
}
func (this *LogAction) IsAttack() bool {
return false
}
func (this *LogAction) WillChange() bool {
return false
}
func (this *LogAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
return true
}

View File

@@ -0,0 +1,86 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import (
"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
"github.com/TeaOSLab/EdgeNode/internal/events"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/rpc"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/types"
"net/http"
"time"
)
type notifyTask struct {
ServerId int64
HttpFirewallPolicyId int64
HttpFirewallRuleGroupId int64
HttpFirewallRuleSetId int64
CreatedAt int64
}
var notifyChan = make(chan *notifyTask, 128)
func init() {
events.On(events.EventLoaded, func() {
go func() {
rpcClient, err := rpc.SharedRPC()
if err != nil {
remotelogs.Error("WAF_NOTIFY_ACTION", "create rpc client failed: "+err.Error())
return
}
for task := range notifyChan {
_, err = rpcClient.FirewallService().NotifyHTTPFirewallEvent(rpcClient.Context(), &pb.NotifyHTTPFirewallEventRequest{
ServerId: task.ServerId,
HttpFirewallPolicyId: task.HttpFirewallPolicyId,
HttpFirewallRuleGroupId: task.HttpFirewallRuleGroupId,
HttpFirewallRuleSetId: task.HttpFirewallRuleSetId,
CreatedAt: task.CreatedAt,
})
if err != nil {
remotelogs.Error("WAF_NOTIFY_ACTION", "notify failed: "+err.Error())
}
}
}()
})
}
type NotifyAction struct {
}
func (this *NotifyAction) Init(waf *WAF) error {
return nil
}
func (this *NotifyAction) Code() string {
return ActionNotify
}
func (this *NotifyAction) IsAttack() bool {
return false
}
// WillChange determine if the action will change the request
func (this *NotifyAction) WillChange() bool {
return false
}
// Perform perform the action
func (this *NotifyAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
select {
case notifyChan <- &notifyTask{
ServerId: request.WAFServerId(),
HttpFirewallPolicyId: types.Int64(waf.Id),
HttpFirewallRuleGroupId: types.Int64(group.Id),
HttpFirewallRuleSetId: types.Int64(set.Id),
CreatedAt: time.Now().Unix(),
}:
default:
}
return true
}

View File

@@ -0,0 +1,88 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/utils"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/maps"
"net/http"
"time"
)
type Post307Action struct {
Life int32 `yaml:"life" json:"life"`
BaseAction
}
func (this *Post307Action) Init(waf *WAF) error {
return nil
}
func (this *Post307Action) Code() string {
return ActionPost307
}
func (this *Post307Action) IsAttack() bool {
return false
}
func (this *Post307Action) WillChange() bool {
return true
}
func (this *Post307Action) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
var cookieName = "WAF_VALIDATOR_ID"
// 仅限于POST
if request.WAFRaw().Method != http.MethodPost {
return true
}
// 是否已经在白名单中
if SharedIPWhiteList.Contains("set:"+set.Id, request.WAFRemoteIP()) {
return true
}
// 判断是否有Cookie
cookie, err := request.WAFRaw().Cookie(cookieName)
if err == nil && cookie != nil {
m, err := utils.SimpleDecryptMap(cookie.Value)
if err == nil && m.GetString("remoteIP") == request.WAFRemoteIP() && time.Now().Unix() < m.GetInt64("timestamp")+10 {
var life = m.GetInt64("life")
if life <= 0 {
life = 600 // 默认10分钟
}
var setId = m.GetString("setId")
SharedIPWhiteList.Add("set:"+setId, request.WAFRemoteIP(), time.Now().Unix()+life)
return true
}
}
var m = maps.Map{
"timestamp": time.Now().Unix(),
"life": this.Life,
"setId": set.Id,
"remoteIP": request.WAFRemoteIP(),
}
info, err := utils.SimpleEncryptMap(m)
if err != nil {
remotelogs.Error("WAF_POST_302_ACTION", "encode info failed: "+err.Error())
return true
}
// 设置Cookie
http.SetCookie(writer, &http.Cookie{
Name: cookieName,
Path: "/",
MaxAge: 10,
Value: info,
})
http.Redirect(writer, request.WAFRaw(), request.WAFRaw().URL.String(), http.StatusTemporaryRedirect)
// 关闭连接
_ = this.CloseConn(writer)
return true
}

View File

@@ -0,0 +1,120 @@
package waf
import (
"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
"github.com/TeaOSLab/EdgeNode/internal/events"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/rpc"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"net/http"
"strings"
"time"
)
type recordIPTask struct {
ip string
listId int64
expiredAt int64
level string
}
var recordIPTaskChan = make(chan *recordIPTask, 1024)
func init() {
events.On(events.EventLoaded, func() {
go func() {
rpcClient, err := rpc.SharedRPC()
if err != nil {
remotelogs.Error("WAF_RECORD_IP_ACTION", "create rpc client failed: "+err.Error())
return
}
for task := range recordIPTaskChan {
ipType := "ipv4"
if strings.Contains(task.ip, ":") {
ipType = "ipv6"
}
_, err = rpcClient.IPItemRPC().CreateIPItem(rpcClient.Context(), &pb.CreateIPItemRequest{
IpListId: task.listId,
IpFrom: task.ip,
IpTo: "",
ExpiredAt: task.expiredAt,
Reason: "触发WAF规则自动加入",
Type: ipType,
EventLevel: task.level,
})
if err != nil {
remotelogs.Error("WAF_RECORD_IP_ACTION", "create ip item failed: "+err.Error())
}
}
}()
})
}
type RecordIPAction struct {
BaseAction
Type string `yaml:"type" json:"type"`
IPListId int64 `yaml:"ipListId" json:"ipListId"`
Level string `yaml:"level" json:"level"`
Timeout int32 `yaml:"timeout" json:"timeout"`
}
func (this *RecordIPAction) Init(waf *WAF) error {
return nil
}
func (this *RecordIPAction) Code() string {
return ActionRecordIP
}
func (this *RecordIPAction) IsAttack() bool {
return this.Type == "black"
}
func (this *RecordIPAction) WillChange() bool {
return this.Type == "black"
}
func (this *RecordIPAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
// 是否在本地白名单中
if SharedIPWhiteList.Contains("set:"+set.Id, set.Id) {
return true
}
// 先加入本地的黑名单
timeout := this.Timeout
if timeout <= 0 {
timeout = 86400 // 1天
}
expiredAt := time.Now().Unix() + int64(timeout)
if this.Type == "black" {
_ = this.CloseConn(writer)
SharedIPBlackLIst.Add(IPTypeAll, request.WAFRemoteIP(), expiredAt)
} else {
// 加入本地白名单
timeout := this.Timeout
if timeout <= 0 {
timeout = 86400 // 1天
}
SharedIPWhiteList.Add("set:"+set.Id, request.WAFRemoteIP(), expiredAt)
}
// 上报
if this.IPListId > 0 {
select {
case recordIPTaskChan <- &recordIPTask{
ip: request.WAFRemoteIP(),
listId: this.IPListId,
expiredAt: expiredAt,
level: this.Level,
}:
default:
}
}
return this.Type != "black"
}

View File

@@ -0,0 +1,30 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"net/http"
)
type TagAction struct {
Tags []string `yaml:"tags" json:"tags"`
}
func (this *TagAction) Init(waf *WAF) error {
return nil
}
func (this *TagAction) Code() string {
return ActionTag
}
func (this *TagAction) IsAttack() bool {
return false
}
func (this *TagAction) WillChange() bool {
return false
}
func (this *TagAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (allow bool) {
return true
}

View File

@@ -1,21 +0,0 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"net/http"
)
type ActionString = string
const (
ActionLog = "log" // allow and log
ActionBlock = "block" // block
ActionCaptcha = "captcha" // block and show captcha
ActionAllow = "allow" // allow
ActionGoGroup = "go_group" // go to next rule group
ActionGoSet = "go_set" // go to next rule set
)
type ActionInterface interface {
Perform(waf *WAF, request *requests.Request, writer http.ResponseWriter) (allow bool)
}

View File

@@ -0,0 +1,88 @@
package waf
import "reflect"
type ActionString = string
const (
ActionLog ActionString = "log" // allow and log
ActionBlock ActionString = "block" // block
ActionCaptcha ActionString = "captcha" // block and show captcha
ActionNotify ActionString = "notify" // 告警
ActionGet302 ActionString = "get_302" // 针对GET的302重定向认证
ActionPost307 ActionString = "post_307" // 针对POST的307重定向认证
ActionRecordIP ActionString = "record_ip" // 记录IP
ActionTag ActionString = "tag" // 标签
ActionAllow ActionString = "allow" // allow
ActionGoGroup ActionString = "go_group" // go to next rule group
ActionGoSet ActionString = "go_set" // go to next rule set
)
var AllActions = []*ActionDefinition{
{
Name: "阻止",
Code: ActionBlock,
Instance: new(BlockAction),
Type: reflect.TypeOf(new(BlockAction)).Elem(),
},
{
Name: "允许通过",
Code: ActionAllow,
Instance: new(AllowAction),
Type: reflect.TypeOf(new(AllowAction)).Elem(),
},
{
Name: "允许并记录日志",
Code: ActionLog,
Instance: new(LogAction),
Type: reflect.TypeOf(new(LogAction)).Elem(),
},
{
Name: "Captcha验证码",
Code: ActionCaptcha,
Instance: new(CaptchaAction),
Type: reflect.TypeOf(new(CaptchaAction)).Elem(),
},
{
Name: "告警",
Code: ActionNotify,
Instance: new(NotifyAction),
Type: reflect.TypeOf(new(NotifyAction)).Elem(),
},
{
Name: "GET 302",
Code: ActionGet302,
Instance: new(Get302Action),
Type: reflect.TypeOf(new(Get302Action)).Elem(),
},
{
Name: "POST 307",
Code: ActionPost307,
Instance: new(Post307Action),
Type: reflect.TypeOf(new(Post307Action)).Elem(),
},
{
Name: "记录IP",
Code: ActionRecordIP,
Instance: new(RecordIPAction),
Type: reflect.TypeOf(new(RecordIPAction)).Elem(),
},
{
Name: "标签",
Code: ActionTag,
Instance: new(TagAction),
Type: reflect.TypeOf(new(TagAction)).Elem(),
},
{
Name: "跳到下一个规则分组",
Code: ActionGoGroup,
Instance: new(GoGroupAction),
Type: reflect.TypeOf(new(GoGroupAction)).Elem(),
},
{
Name: "跳到下一个规则集",
Code: ActionGoSet,
Instance: new(GoSetAction),
Type: reflect.TypeOf(new(GoSetAction)).Elem(),
},
}

View File

@@ -1,45 +1,12 @@
package waf
import (
"encoding/json"
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/iwind/TeaGo/maps"
"reflect"
)
var AllActions = []*ActionDefinition{
{
Name: "阻止",
Code: ActionBlock,
Instance: new(BlockAction),
},
{
Name: "允许通过",
Code: ActionAllow,
Instance: new(AllowAction),
},
{
Name: "允许并记录日志",
Code: ActionLog,
Instance: new(LogAction),
},
{
Name: "Captcha验证码",
Code: ActionCaptcha,
Instance: new(CaptchaAction),
},
{
Name: "跳到下一个规则分组",
Code: ActionGoGroup,
Instance: new(GoGroupAction),
Type: reflect.TypeOf(new(GoGroupAction)).Elem(),
},
{
Name: "跳到下一个规则集",
Code: ActionGoSet,
Instance: new(GoSetAction),
Type: reflect.TypeOf(new(GoSetAction)).Elem(),
},
}
func FindActionInstance(action ActionString, options maps.Map) ActionInterface {
for _, def := range AllActions {
if def.Code == action {
@@ -49,15 +16,13 @@ func FindActionInstance(action ActionString, options maps.Map) ActionInterface {
instance := ptrValue.Interface().(ActionInterface)
if len(options) > 0 {
count := def.Type.NumField()
for i := 0; i < count; i++ {
field := def.Type.Field(i)
tag, ok := field.Tag.Lookup("yaml")
if ok {
v, ok := options[tag]
if ok && reflect.TypeOf(v) == field.Type {
ptrValue.Elem().FieldByName(field.Name).Set(reflect.ValueOf(v))
}
optionsJSON, err := json.Marshal(options)
if err != nil {
remotelogs.Error("WAF_FindActionInstance", "encode options to json failed: "+err.Error())
} else {
err = json.Unmarshal(optionsJSON, instance)
if err != nil {
remotelogs.Error("WAF_FindActionInstance", "decode options from json failed: "+err.Error())
}
}
}

View File

@@ -2,6 +2,7 @@ package waf
import (
"github.com/iwind/TeaGo/assert"
"github.com/iwind/TeaGo/logs"
"github.com/iwind/TeaGo/maps"
"runtime"
"testing"
@@ -16,11 +17,20 @@ func TestFindActionInstance(t *testing.T) {
t.Logf("ActionGoGroup: %p", FindActionInstance(ActionGoGroup, nil))
t.Logf("ActionGoSet: %p", FindActionInstance(ActionGoSet, nil))
t.Logf("ActionGoSet: %p", FindActionInstance(ActionGoSet, nil))
t.Logf("ActionGoSet: %#v", FindActionInstance(ActionGoSet, maps.Map{"groupId": "a", "setId": "b",}))
t.Logf("ActionGoSet: %#v", FindActionInstance(ActionGoSet, maps.Map{"groupId": "a", "setId": "b"}))
a.IsTrue(FindActionInstance(ActionGoSet, nil) != FindActionInstance(ActionGoSet, nil))
}
func TestFindActionInstance_Options(t *testing.T) {
//t.Logf("%p", FindActionInstance(ActionBlock, maps.Map{}))
//t.Logf("%p", FindActionInstance(ActionBlock, maps.Map{}))
//logs.PrintAsJSON(FindActionInstance(ActionBlock, maps.Map{}), t)
logs.PrintAsJSON(FindActionInstance(ActionBlock, maps.Map{
"timeout": 3600,
}), t)
}
func BenchmarkFindActionInstance(b *testing.B) {
runtime.GOMAXPROCS(1)
for i := 0; i < b.N; i++ {

View File

@@ -3,29 +3,64 @@ package waf
import (
"bytes"
"encoding/base64"
"fmt"
"github.com/TeaOSLab/EdgeNode/internal/utils"
"github.com/TeaOSLab/EdgeNode/internal/utils/jsonutils"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/dchest/captcha"
"github.com/iwind/TeaGo/logs"
stringutil "github.com/iwind/TeaGo/utils/string"
"github.com/iwind/TeaGo/types"
"net/http"
"strconv"
"strings"
"time"
)
var captchaValidator = &CaptchaValidator{}
var captchaValidator = NewCaptchaValidator()
type CaptchaValidator struct {
}
func (this *CaptchaValidator) Run(request *requests.Request, writer http.ResponseWriter) {
if request.Method == http.MethodPost && len(request.FormValue("TEAWEB_WAF_CAPTCHA_ID")) > 0 {
this.validate(request, writer)
func NewCaptchaValidator() *CaptchaValidator {
return &CaptchaValidator{}
}
func (this *CaptchaValidator) Run(request requests.Request, writer http.ResponseWriter) {
var info = request.WAFRaw().URL.Query().Get("info")
if len(info) == 0 {
writer.WriteHeader(http.StatusBadRequest)
_, _ = writer.Write([]byte("invalid request"))
return
}
m, err := utils.SimpleDecryptMap(info)
if err != nil {
_, _ = writer.Write([]byte("invalid request"))
return
}
timestamp := m.GetInt64("timestamp")
if timestamp < time.Now().Unix()-600 { // 10分钟之后信息过期
http.Redirect(writer, request.WAFRaw(), m.GetString("url"), http.StatusTemporaryRedirect)
return
}
var actionConfig = &CaptchaAction{}
err = jsonutils.MapToObject(m.GetMap("action"), actionConfig)
if err != nil {
http.Redirect(writer, request.WAFRaw(), m.GetString("url"), http.StatusTemporaryRedirect)
return
}
var setId = m.GetInt64("setId")
var originURL = m.GetString("url")
if request.WAFRaw().Method == http.MethodPost && len(request.WAFRaw().FormValue("GOEDGE_WAF_CAPTCHA_ID")) > 0 {
this.validate(actionConfig, setId, originURL, request, writer)
} else {
this.show(request, writer)
this.show(actionConfig, request, writer)
}
}
func (this *CaptchaValidator) show(request *requests.Request, writer http.ResponseWriter) {
func (this *CaptchaValidator) show(actionConfig *CaptchaAction, request requests.Request, writer http.ResponseWriter) {
// show captcha
captchaId := captcha.NewLen(6)
buf := bytes.NewBuffer([]byte{})
@@ -35,48 +70,86 @@ func (this *CaptchaValidator) show(request *requests.Request, writer http.Respon
return
}
var lang = actionConfig.Language
if len(lang) == 0 {
acceptLanguage := request.WAFRaw().Header.Get("Accept-Language")
if len(acceptLanguage) > 0 {
langIndex := strings.Index(acceptLanguage, ",")
if langIndex > 0 {
lang = acceptLanguage[:langIndex]
}
}
}
if len(lang) == 0 {
lang = "en-US"
}
var msgTitle = ""
var msgPrompt = ""
var msgButtonTitle = ""
switch lang {
case "en-US":
msgTitle = "Verify Yourself"
msgPrompt = "Input verify code above:"
msgButtonTitle = "Verify Yourself"
case "zh-CN":
msgTitle = "身份验证"
msgPrompt = "请输入上面的验证码"
msgButtonTitle = "提交验证"
default:
msgTitle = "Verify Yourself"
msgPrompt = "Input verify code above:"
msgButtonTitle = "Verify Yourself"
}
writer.Header().Set("Content-Type", "text/html; charset=utf-8")
_, _ = writer.Write([]byte(`<!DOCTYPE html>
<html>
<head>
<title>Verify Yourself</title>
<title>` + msgTitle + `</title>
<script type="text/javascript">
if (window.addEventListener != null) {
window.addEventListener("load", function () {
document.getElementById("GOEDGE_WAF_CAPTCHA_CODE").focus()
})
}
</script>
</head>
<body>
<form method="POST">
<input type="hidden" name="TEAWEB_WAF_CAPTCHA_ID" value="` + captchaId + `"/>
<input type="hidden" name="GOEDGE_WAF_CAPTCHA_ID" value="` + captchaId + `"/>
<img src="data:image/png;base64, ` + base64.StdEncoding.EncodeToString(buf.Bytes()) + `"/>` + `
<div>
<p>Input verify code above:</p>
<input type="text" name="TEAWEB_WAF_CAPTCHA_CODE" maxlength="6" size="18" autocomplete="off" z-index="1" style="font-size:16px;line-height:24px; letter-spacing: 15px; padding-left: 4px"/>
<p>` + msgPrompt + `</p>
<input type="text" name="GOEDGE_WAF_CAPTCHA_CODE" id="GOEDGE_WAF_CAPTCHA_CODE" maxlength="6" autocomplete="off" z-index="1" style="font-size:16px;line-height:24px; letter-spacing: 15px; padding-left: 4px; width: 160px"/>
</div>
<div>
<button type="submit" onclick="window.location = '/webhook'" style="line-height:24px;margin-top:10px">Verify Yourself</button>
<button type="submit" style="line-height:24px;margin-top:10px">` + msgButtonTitle + `</button>
</div>
</form>
</body>
</html>`))
}
func (this *CaptchaValidator) validate(request *requests.Request, writer http.ResponseWriter) (allow bool) {
captchaId := request.FormValue("TEAWEB_WAF_CAPTCHA_ID")
func (this *CaptchaValidator) validate(actionConfig *CaptchaAction, setId int64, originURL string, request requests.Request, writer http.ResponseWriter) (allow bool) {
captchaId := request.WAFRaw().FormValue("GOEDGE_WAF_CAPTCHA_ID")
if len(captchaId) > 0 {
captchaCode := request.FormValue("TEAWEB_WAF_CAPTCHA_CODE")
captchaCode := request.WAFRaw().FormValue("GOEDGE_WAF_CAPTCHA_CODE")
if captcha.VerifyString(captchaId, captchaCode) {
// set cookie
timestamp := fmt.Sprintf("%d", time.Now().Unix()+CaptchaSeconds)
m := stringutil.Md5(captchaSalt + timestamp)
http.SetCookie(writer, &http.Cookie{
Name: "TEAWEB_WAF_CAPTCHA",
Value: m + timestamp,
MaxAge: CaptchaSeconds, // TODO 这个时间可以设置
Path: "/", // all of dirs
})
var life = CaptchaSeconds
if actionConfig.Life > 0 {
life = types.Int(actionConfig.Life)
}
rawURL := request.URL.Query().Get("url")
http.Redirect(writer, request.Raw(), rawURL, http.StatusSeeOther)
// 加入到白名单
SharedIPWhiteList.Add("set:"+strconv.FormatInt(setId, 10), request.WAFRemoteIP(), time.Now().Unix()+int64(life)) // TODO
http.Redirect(writer, request.WAFRaw(), originURL, http.StatusSeeOther)
return false
} else {
http.Redirect(writer, request.Raw(), request.URL.String(), http.StatusSeeOther)
http.Redirect(writer, request.WAFRaw(), request.WAFRaw().URL.String(), http.StatusSeeOther)
}
}

View File

@@ -5,14 +5,12 @@ import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/types"
"net"
"regexp"
"strings"
"sync"
"time"
)
// ${cc.arg}
// CCCheckpoint ${cc.arg}
// TODO implement more traffic rules
type CCCheckpoint struct {
Checkpoint
@@ -32,7 +30,7 @@ func (this *CCCheckpoint) Start() {
this.cache = ttlcache.NewCache()
}
func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *CCCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = 0
if this.cache == nil {
@@ -66,12 +64,12 @@ func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, opti
var key = ""
switch userType {
case "ip":
key = this.ip(req)
key = req.WAFRemoteIP()
case "cookie":
if len(userField) == 0 {
key = this.ip(req)
key = req.WAFRemoteIP()
} else {
cookie, _ := req.Cookie(userField)
cookie, _ := req.WAFRaw().Cookie(userField)
if cookie != nil {
v := cookie.Value
if userIndex > 0 && len(v) > userIndex {
@@ -82,9 +80,9 @@ func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, opti
}
case "get":
if len(userField) == 0 {
key = this.ip(req)
key = req.WAFRemoteIP()
} else {
v := req.URL.Query().Get(userField)
v := req.WAFRaw().URL.Query().Get(userField)
if userIndex > 0 && len(v) > userIndex {
v = v[userIndex:]
}
@@ -92,9 +90,9 @@ func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, opti
}
case "post":
if len(userField) == 0 {
key = this.ip(req)
key = req.WAFRemoteIP()
} else {
v := req.PostFormValue(userField)
v := req.WAFRaw().PostFormValue(userField)
if userIndex > 0 && len(v) > userIndex {
v = v[userIndex:]
}
@@ -102,19 +100,19 @@ func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, opti
}
case "header":
if len(userField) == 0 {
key = this.ip(req)
key = req.WAFRemoteIP()
} else {
v := req.Header.Get(userField)
v := req.WAFRaw().Header.Get(userField)
if userIndex > 0 && len(v) > userIndex {
v = v[userIndex:]
}
key = "USER@" + userType + "@" + userField + "@" + v
}
default:
key = this.ip(req)
key = req.WAFRemoteIP()
}
if len(key) == 0 {
key = this.ip(req)
key = req.WAFRemoteIP()
}
value = this.cache.IncreaseInt64(key, int64(1), time.Now().Unix()+period)
}
@@ -122,7 +120,7 @@ func (this *CCCheckpoint) RequestValue(req *requests.Request, param string, opti
return
}
func (this *CCCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *CCCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}
@@ -210,38 +208,3 @@ func (this *CCCheckpoint) Stop() {
this.cache = nil
}
}
func (this *CCCheckpoint) ip(req *requests.Request) string {
// X-Forwarded-For
forwardedFor := req.Header.Get("X-Forwarded-For")
if len(forwardedFor) > 0 {
commaIndex := strings.Index(forwardedFor, ",")
if commaIndex > 0 {
return forwardedFor[:commaIndex]
}
return forwardedFor
}
// Real-IP
{
realIP, ok := req.Header["X-Real-IP"]
if ok && len(realIP) > 0 {
return realIP[0]
}
}
// Real-Ip
{
realIP, ok := req.Header["X-Real-Ip"]
if ok && len(realIP) > 0 {
return realIP[0]
}
}
// Remote-Addr
host, _, err := net.SplitHostPort(req.RemoteAddr)
if err == nil {
return host
}
return req.RemoteAddr
}

View File

@@ -2,6 +2,7 @@ package checkpoints
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/maps"
"net/http"
"testing"
)
@@ -12,31 +13,31 @@ func TestCCCheckpoint_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(raw)
req.RemoteAddr = "127.0.0.1"
req := requests.NewTestRequest(raw)
req.WAFRaw().RemoteAddr = "127.0.0.1"
checkpoint := new(CCCheckpoint)
checkpoint.Init()
checkpoint.Start()
options := map[string]string{
options := maps.Map{
"period": "5",
}
t.Log(checkpoint.RequestValue(req, "requests", options))
t.Log(checkpoint.RequestValue(req, "requests", options))
req.RemoteAddr = "127.0.0.2"
req.WAFRaw().RemoteAddr = "127.0.0.2"
t.Log(checkpoint.RequestValue(req, "requests", options))
req.RemoteAddr = "127.0.0.1"
req.WAFRaw().RemoteAddr = "127.0.0.1"
t.Log(checkpoint.RequestValue(req, "requests", options))
req.RemoteAddr = "127.0.0.2"
req.WAFRaw().RemoteAddr = "127.0.0.2"
t.Log(checkpoint.RequestValue(req, "requests", options))
req.RemoteAddr = "127.0.0.2"
req.WAFRaw().RemoteAddr = "127.0.0.2"
t.Log(checkpoint.RequestValue(req, "requests", options))
req.RemoteAddr = "127.0.0.2"
req.WAFRaw().RemoteAddr = "127.0.0.2"
t.Log(checkpoint.RequestValue(req, "requests", options))
}

View File

@@ -5,32 +5,32 @@ import (
"github.com/iwind/TeaGo/maps"
)
// Check Point
// CheckpointInterface Check Point
type CheckpointInterface interface {
// initialize
// Init initialize
Init()
// is request?
// IsRequest is request?
IsRequest() bool
// is composed?
// IsComposed is composed?
IsComposed() bool
// get request value
RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error)
// RequestValue get request value
RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error)
// get response value
ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error)
// ResponseValue get response value
ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error)
// param option list
// ParamOptions param option list
ParamOptions() *ParamOptions
// options
// Options options
Options() []OptionInterface
// start
// Start start
Start()
// stop
// Stop stop
Stop()
}

View File

@@ -5,32 +5,34 @@ import (
"github.com/iwind/TeaGo/maps"
)
// ${requestAll}
// RequestAllCheckpoint ${requestAll}
type RequestAllCheckpoint struct {
Checkpoint
}
func (this *RequestAllCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestAllCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
valueBytes := []byte{}
if len(req.RequestURI) > 0 {
valueBytes = append(valueBytes, req.RequestURI...)
} else if req.URL != nil {
valueBytes = append(valueBytes, req.URL.RequestURI()...)
if len(req.WAFRaw().RequestURI) > 0 {
valueBytes = append(valueBytes, req.WAFRaw().RequestURI...)
} else if req.WAFRaw().URL != nil {
valueBytes = append(valueBytes, req.WAFRaw().URL.RequestURI()...)
}
if req.Body != nil {
if req.WAFRaw().Body != nil {
valueBytes = append(valueBytes, ' ')
if len(req.BodyData) == 0 {
data, err := req.ReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
var bodyData = req.WAFGetCacheBody()
if len(bodyData) == 0 {
data, err := req.WAFReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
if err != nil {
return "", err, nil
}
req.BodyData = data
req.RestoreBody(data)
bodyData = data
req.WAFSetCacheBody(data)
req.WAFRestoreBody(data)
}
valueBytes = append(valueBytes, req.BodyData...)
valueBytes = append(valueBytes, bodyData...)
}
value = valueBytes
@@ -38,7 +40,7 @@ func (this *RequestAllCheckpoint) RequestValue(req *requests.Request, param stri
return
}
func (this *RequestAllCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestAllCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = ""
if this.IsRequest() {
return this.RequestValue(req, param, options)

View File

@@ -18,7 +18,7 @@ func TestRequestAllCheckpoint_RequestValue(t *testing.T) {
}
checkpoint := new(RequestAllCheckpoint)
v, sysErr, userErr := checkpoint.RequestValue(requests.NewRequest(req), "", nil)
v, sysErr, userErr := checkpoint.RequestValue(requests.NewTestRequest(req), "", nil)
if sysErr != nil {
t.Fatal(sysErr)
}
@@ -42,7 +42,7 @@ func TestRequestAllCheckpoint_RequestValue_Max(t *testing.T) {
}
checkpoint := new(RequestBodyCheckpoint)
value, err, _ := checkpoint.RequestValue(requests.NewRequest(req), "", nil)
value, err, _ := checkpoint.RequestValue(requests.NewTestRequest(req), "", nil)
if err != nil {
t.Fatal(err)
}
@@ -65,6 +65,6 @@ func BenchmarkRequestAllCheckpoint_RequestValue(b *testing.B) {
checkpoint := new(RequestAllCheckpoint)
for i := 0; i < b.N; i++ {
_, _, _ = checkpoint.RequestValue(requests.NewRequest(req), "", nil)
_, _, _ = checkpoint.RequestValue(requests.NewTestRequest(req), "", nil)
}
}

View File

@@ -9,11 +9,11 @@ type RequestArgCheckpoint struct {
Checkpoint
}
func (this *RequestArgCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return req.URL.Query().Get(param), nil, nil
func (this *RequestArgCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return req.WAFRaw().URL.Query().Get(param), nil, nil
}
func (this *RequestArgCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestArgCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -12,7 +12,7 @@ func TestArgParam_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
checkpoint := new(RequestArgCheckpoint)
t.Log(checkpoint.RequestValue(req, "name", nil))

View File

@@ -9,12 +9,12 @@ type RequestArgsCheckpoint struct {
Checkpoint
}
func (this *RequestArgsCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.URL.RawQuery
func (this *RequestArgsCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().URL.RawQuery
return
}
func (this *RequestArgsCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestArgsCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -5,31 +5,33 @@ import (
"github.com/iwind/TeaGo/maps"
)
// ${requestBody}
// RequestBodyCheckpoint ${requestBody}
type RequestBodyCheckpoint struct {
Checkpoint
}
func (this *RequestBodyCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if req.Body == nil {
func (this *RequestBodyCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if req.WAFRaw().Body == nil {
value = ""
return
}
if len(req.BodyData) == 0 {
data, err := req.ReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
var bodyData = req.WAFGetCacheBody()
if len(bodyData) == 0 {
data, err := req.WAFReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
if err != nil {
return "", err, nil
}
req.BodyData = data
req.RestoreBody(data)
bodyData = data
req.WAFSetCacheBody(data)
req.WAFRestoreBody(data)
}
return req.BodyData, nil, nil
return bodyData, nil, nil
}
func (this *RequestBodyCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestBodyCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -11,19 +11,20 @@ import (
)
func TestRequestBodyCheckpoint_RequestValue(t *testing.T) {
req, err := http.NewRequest(http.MethodPost, "http://teaos.cn", bytes.NewBuffer([]byte("123456")))
rawReq, err := http.NewRequest(http.MethodPost, "http://teaos.cn", bytes.NewBuffer([]byte("123456")))
if err != nil {
t.Fatal(err)
}
var req = requests.NewTestRequest(rawReq)
checkpoint := new(RequestBodyCheckpoint)
t.Log(checkpoint.RequestValue(requests.NewRequest(req), "", nil))
t.Log(checkpoint.RequestValue(req, "", nil))
body, err := ioutil.ReadAll(req.Body)
body, err := ioutil.ReadAll(rawReq.Body)
if err != nil {
t.Fatal(err)
}
t.Log(string(body))
t.Log(string(req.WAFGetCacheBody()))
}
func TestRequestBodyCheckpoint_RequestValue_Max(t *testing.T) {
@@ -33,7 +34,7 @@ func TestRequestBodyCheckpoint_RequestValue_Max(t *testing.T) {
}
checkpoint := new(RequestBodyCheckpoint)
value, err, _ := checkpoint.RequestValue(requests.NewRequest(req), "", nil)
value, err, _ := checkpoint.RequestValue(requests.NewTestRequest(req), "", nil)
if err != nil {
t.Fatal(err)
}

View File

@@ -9,12 +9,12 @@ type RequestContentTypeCheckpoint struct {
Checkpoint
}
func (this *RequestContentTypeCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.Header.Get("Content-Type")
func (this *RequestContentTypeCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().Header.Get("Content-Type")
return
}
func (this *RequestContentTypeCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestContentTypeCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,8 +9,8 @@ type RequestCookieCheckpoint struct {
Checkpoint
}
func (this *RequestCookieCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
cookie, err := req.Cookie(param)
func (this *RequestCookieCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
cookie, err := req.WAFRaw().Cookie(param)
if err != nil {
value = ""
return
@@ -20,7 +20,7 @@ func (this *RequestCookieCheckpoint) RequestValue(req *requests.Request, param s
return
}
func (this *RequestCookieCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestCookieCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -11,16 +11,16 @@ type RequestCookiesCheckpoint struct {
Checkpoint
}
func (this *RequestCookiesCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestCookiesCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
var cookies = []string{}
for _, cookie := range req.Cookies() {
for _, cookie := range req.WAFRaw().Cookies() {
cookies = append(cookies, url.QueryEscape(cookie.Name)+"="+url.QueryEscape(cookie.Value))
}
value = strings.Join(cookies, "&")
return
}
func (this *RequestCookiesCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestCookiesCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -6,33 +6,35 @@ import (
"net/url"
)
// ${requestForm.arg}
// RequestFormArgCheckpoint ${requestForm.arg}
type RequestFormArgCheckpoint struct {
Checkpoint
}
func (this *RequestFormArgCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if req.Body == nil {
func (this *RequestFormArgCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if req.WAFRaw().Body == nil {
value = ""
return
}
if len(req.BodyData) == 0 {
data, err := req.ReadBody(32 * 1024 * 1024) // read 32m bytes
var bodyData = req.WAFGetCacheBody()
if len(bodyData) == 0 {
data, err := req.WAFReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
if err != nil {
return "", err, nil
}
req.BodyData = data
req.RestoreBody(data)
bodyData = data
req.WAFSetCacheBody(data)
req.WAFRestoreBody(data)
}
// TODO improve performance
values, _ := url.ParseQuery(string(req.BodyData))
values, _ := url.ParseQuery(string(bodyData))
return values.Get(param), nil, nil
}
func (this *RequestFormArgCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestFormArgCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -15,8 +15,8 @@ func TestRequestFormArgCheckpoint_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
req := requests.NewTestRequest(rawReq)
req.WAFRaw().Header.Set("Content-Type", "application/x-www-form-urlencoded")
checkpoint := new(RequestFormArgCheckpoint)
t.Log(checkpoint.RequestValue(req, "name", nil))
@@ -24,7 +24,7 @@ func TestRequestFormArgCheckpoint_RequestValue(t *testing.T) {
t.Log(checkpoint.RequestValue(req, "Hello", nil))
t.Log(checkpoint.RequestValue(req, "encoded", nil))
body, err := ioutil.ReadAll(req.Body)
body, err := ioutil.ReadAll(req.WAFRaw().Body)
if err != nil {
t.Fatal(err)
}

View File

@@ -14,7 +14,7 @@ func (this *RequestGeneralHeaderLengthCheckpoint) IsComposed() bool {
return true
}
func (this *RequestGeneralHeaderLengthCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestGeneralHeaderLengthCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = false
headers := options.GetSlice("headers")
@@ -25,7 +25,7 @@ func (this *RequestGeneralHeaderLengthCheckpoint) RequestValue(req *requests.Req
length := options.GetInt("length")
for _, header := range headers {
v := req.Header.Get(types.String(header))
v := req.WAFRaw().Header.Get(types.String(header))
if len(v) > length {
value = true
break
@@ -35,6 +35,6 @@ func (this *RequestGeneralHeaderLengthCheckpoint) RequestValue(req *requests.Req
return
}
func (this *RequestGeneralHeaderLengthCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestGeneralHeaderLengthCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return
}

View File

@@ -10,8 +10,8 @@ type RequestHeaderCheckpoint struct {
Checkpoint
}
func (this *RequestHeaderCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
v, found := req.Header[param]
func (this *RequestHeaderCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
v, found := req.WAFRaw().Header[param]
if !found {
value = ""
return
@@ -20,7 +20,7 @@ func (this *RequestHeaderCheckpoint) RequestValue(req *requests.Request, param s
return
}
func (this *RequestHeaderCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestHeaderCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -11,9 +11,9 @@ type RequestHeadersCheckpoint struct {
Checkpoint
}
func (this *RequestHeadersCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestHeadersCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
var headers = []string{}
for k, v := range req.Header {
for k, v := range req.WAFRaw().Header {
for _, subV := range v {
headers = append(headers, k+": "+subV)
}
@@ -23,7 +23,7 @@ func (this *RequestHeadersCheckpoint) RequestValue(req *requests.Request, param
return
}
func (this *RequestHeadersCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestHeadersCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,12 +9,12 @@ type RequestHostCheckpoint struct {
Checkpoint
}
func (this *RequestHostCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.Host
func (this *RequestHostCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().Host
return
}
func (this *RequestHostCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestHostCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -12,8 +12,8 @@ func TestRequestHostCheckpoint_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req.Header.Set("Host", "cloud.teaos.cn")
req := requests.NewTestRequest(rawReq)
req.WAFRaw().Header.Set("Host", "cloud.teaos.cn")
checkpoint := new(RequestHostCheckpoint)
t.Log(checkpoint.RequestValue(req, "", nil))

View File

@@ -8,24 +8,27 @@ import (
"strings"
)
// ${requestJSON.arg}
// RequestJSONArgCheckpoint ${requestJSON.arg}
type RequestJSONArgCheckpoint struct {
Checkpoint
}
func (this *RequestJSONArgCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if len(req.BodyData) == 0 {
data, err := req.ReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
func (this *RequestJSONArgCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
var bodyData = req.WAFGetCacheBody()
if len(bodyData) == 0 {
data, err := req.WAFReadBody(int64(32 * 1024 * 1024)) // read 32m bytes
if err != nil {
return "", err, nil
}
req.BodyData = data
defer req.RestoreBody(data)
bodyData = data
req.WAFSetCacheBody(data)
defer req.WAFRestoreBody(data)
}
// TODO improve performance
var m interface{} = nil
err := json.Unmarshal(req.BodyData, &m)
err := json.Unmarshal(bodyData, &m)
if err != nil || m == nil {
return "", nil, err
}
@@ -37,7 +40,7 @@ func (this *RequestJSONArgCheckpoint) RequestValue(req *requests.Request, param
return "", nil, nil
}
func (this *RequestJSONArgCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestJSONArgCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -20,7 +20,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Map(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
//req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
checkpoint := new(RequestJSONArgCheckpoint)
@@ -31,7 +31,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Map(t *testing.T) {
t.Log(checkpoint.RequestValue(req, "books", nil))
t.Log(checkpoint.RequestValue(req, "books.1", nil))
body, err := ioutil.ReadAll(req.Body)
body, err := ioutil.ReadAll(req.WAFRaw().Body)
if err != nil {
t.Fatal(err)
}
@@ -50,7 +50,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Array(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
//req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
checkpoint := new(RequestJSONArgCheckpoint)
@@ -61,7 +61,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Array(t *testing.T) {
t.Log(checkpoint.RequestValue(req, "0.books", nil))
t.Log(checkpoint.RequestValue(req, "0.books.1", nil))
body, err := ioutil.ReadAll(req.Body)
body, err := ioutil.ReadAll(req.WAFRaw().Body)
if err != nil {
t.Fatal(err)
}
@@ -80,7 +80,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Error(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
//req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
checkpoint := new(RequestJSONArgCheckpoint)
@@ -91,7 +91,7 @@ func TestRequestJSONArgCheckpoint_RequestValue_Error(t *testing.T) {
t.Log(checkpoint.RequestValue(req, "0.books", nil))
t.Log(checkpoint.RequestValue(req, "0.books.1", nil))
body, err := ioutil.ReadAll(req.Body)
body, err := ioutil.ReadAll(req.WAFRaw().Body)
if err != nil {
t.Fatal(err)
}

View File

@@ -9,12 +9,12 @@ type RequestLengthCheckpoint struct {
Checkpoint
}
func (this *RequestLengthCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.ContentLength
func (this *RequestLengthCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().ContentLength
return
}
func (this *RequestLengthCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestLengthCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,12 +9,12 @@ type RequestMethodCheckpoint struct {
Checkpoint
}
func (this *RequestMethodCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.Method
func (this *RequestMethodCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().Method
return
}
func (this *RequestMethodCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestMethodCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,11 +9,11 @@ type RequestPathCheckpoint struct {
Checkpoint
}
func (this *RequestPathCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return req.URL.Path, nil, nil
func (this *RequestPathCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return req.WAFRaw().URL.Path, nil, nil
}
func (this *RequestPathCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestPathCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -12,7 +12,7 @@ func TestRequestPathCheckpoint_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
checkpoint := new(RequestPathCheckpoint)
t.Log(checkpoint.RequestValue(req, "", nil))
}

View File

@@ -9,12 +9,12 @@ type RequestProtoCheckpoint struct {
Checkpoint
}
func (this *RequestProtoCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.Proto
func (this *RequestProtoCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().Proto
return
}
func (this *RequestProtoCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestProtoCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -10,17 +10,17 @@ type RequestRawRemoteAddrCheckpoint struct {
Checkpoint
}
func (this *RequestRawRemoteAddrCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
host, _, err := net.SplitHostPort(req.RemoteAddr)
func (this *RequestRawRemoteAddrCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
host, _, err := net.SplitHostPort(req.WAFRaw().RemoteAddr)
if err == nil {
value = host
} else {
value = req.RemoteAddr
value = req.WAFRaw().RemoteAddr
}
return
}
func (this *RequestRawRemoteAddrCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestRawRemoteAddrCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,12 +9,12 @@ type RequestRefererCheckpoint struct {
Checkpoint
}
func (this *RequestRefererCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.Referer()
func (this *RequestRefererCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().Referer()
return
}
func (this *RequestRefererCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestRefererCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -3,56 +3,18 @@ package checkpoints
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/maps"
"net"
"strings"
)
type RequestRemoteAddrCheckpoint struct {
Checkpoint
}
func (this *RequestRemoteAddrCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
// X-Forwarded-For
forwardedFor := req.Header.Get("X-Forwarded-For")
if len(forwardedFor) > 0 {
commaIndex := strings.Index(forwardedFor, ",")
if commaIndex > 0 {
value = forwardedFor[:commaIndex]
return
}
value = forwardedFor
return
}
// Real-IP
{
realIP, ok := req.Header["X-Real-IP"]
if ok && len(realIP) > 0 {
value = realIP[0]
return
}
}
// Real-Ip
{
realIP, ok := req.Header["X-Real-Ip"]
if ok && len(realIP) > 0 {
value = realIP[0]
return
}
}
// Remote-Addr
host, _, err := net.SplitHostPort(req.RemoteAddr)
if err == nil {
value = host
} else {
value = req.RemoteAddr
}
func (this *RequestRemoteAddrCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRemoteIP()
return
}
func (this *RequestRemoteAddrCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestRemoteAddrCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -11,8 +11,8 @@ type RequestRemotePortCheckpoint struct {
Checkpoint
}
func (this *RequestRemotePortCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
_, port, err := net.SplitHostPort(req.RemoteAddr)
func (this *RequestRemotePortCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
_, port, err := net.SplitHostPort(req.WAFRaw().RemoteAddr)
if err == nil {
value = types.Int(port)
} else {
@@ -21,7 +21,7 @@ func (this *RequestRemotePortCheckpoint) RequestValue(req *requests.Request, par
return
}
func (this *RequestRemotePortCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestRemotePortCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,8 +9,8 @@ type RequestRemoteUserCheckpoint struct {
Checkpoint
}
func (this *RequestRemoteUserCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
username, _, ok := req.BasicAuth()
func (this *RequestRemoteUserCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
username, _, ok := req.WAFRaw().BasicAuth()
if !ok {
value = ""
return
@@ -19,7 +19,7 @@ func (this *RequestRemoteUserCheckpoint) RequestValue(req *requests.Request, par
return
}
func (this *RequestRemoteUserCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestRemoteUserCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,12 +9,12 @@ type RequestSchemeCheckpoint struct {
Checkpoint
}
func (this *RequestSchemeCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.URL.Scheme
func (this *RequestSchemeCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().URL.Scheme
return
}
func (this *RequestSchemeCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestSchemeCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -12,7 +12,7 @@ func TestRequestSchemeCheckpoint_RequestValue(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
checkpoint := new(RequestSchemeCheckpoint)
t.Log(checkpoint.RequestValue(req, "", nil))
}

View File

@@ -11,63 +11,65 @@ import (
"strings"
)
// ${requestUpload.arg}
// RequestUploadCheckpoint ${requestUpload.arg}
type RequestUploadCheckpoint struct {
Checkpoint
}
func (this *RequestUploadCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestUploadCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = ""
if param == "minSize" || param == "maxSize" {
value = 0
}
if req.Method != http.MethodPost {
if req.WAFRaw().Method != http.MethodPost {
return
}
if req.Body == nil {
if req.WAFRaw().Body == nil {
return
}
if req.MultipartForm == nil {
if len(req.BodyData) == 0 {
data, err := req.ReadBody(32 * 1024 * 1024)
if req.WAFRaw().MultipartForm == nil {
var bodyData = req.WAFGetCacheBody()
if len(bodyData) == 0 {
data, err := req.WAFReadBody(32 * 1024 * 1024)
if err != nil {
sysErr = err
return
}
req.BodyData = data
defer req.RestoreBody(data)
bodyData = data
req.WAFSetCacheBody(data)
defer req.WAFRestoreBody(data)
}
oldBody := req.Body
req.Body = ioutil.NopCloser(bytes.NewBuffer(req.BodyData))
oldBody := req.WAFRaw().Body
req.WAFRaw().Body = ioutil.NopCloser(bytes.NewBuffer(bodyData))
err := req.ParseMultipartForm(32 * 1024 * 1024)
err := req.WAFRaw().ParseMultipartForm(32 * 1024 * 1024)
// 还原
req.Body = oldBody
req.WAFRaw().Body = oldBody
if err != nil {
userErr = err
return
}
if req.MultipartForm == nil {
if req.WAFRaw().MultipartForm == nil {
return
}
}
if param == "field" { // field
fields := []string{}
for field := range req.MultipartForm.File {
for field := range req.WAFRaw().MultipartForm.File {
fields = append(fields, field)
}
value = strings.Join(fields, ",")
} else if param == "minSize" { // minSize
minSize := int64(0)
for _, files := range req.MultipartForm.File {
for _, files := range req.WAFRaw().MultipartForm.File {
for _, file := range files {
if minSize == 0 || minSize > file.Size {
minSize = file.Size
@@ -77,7 +79,7 @@ func (this *RequestUploadCheckpoint) RequestValue(req *requests.Request, param s
value = minSize
} else if param == "maxSize" { // maxSize
maxSize := int64(0)
for _, files := range req.MultipartForm.File {
for _, files := range req.WAFRaw().MultipartForm.File {
for _, file := range files {
if maxSize < file.Size {
maxSize = file.Size
@@ -87,7 +89,7 @@ func (this *RequestUploadCheckpoint) RequestValue(req *requests.Request, param s
value = maxSize
} else if param == "name" { // name
names := []string{}
for _, files := range req.MultipartForm.File {
for _, files := range req.WAFRaw().MultipartForm.File {
for _, file := range files {
if !lists.ContainsString(names, file.Filename) {
names = append(names, file.Filename)
@@ -97,7 +99,7 @@ func (this *RequestUploadCheckpoint) RequestValue(req *requests.Request, param s
value = strings.Join(names, ",")
} else if param == "ext" { // ext
extensions := []string{}
for _, files := range req.MultipartForm.File {
for _, files := range req.WAFRaw().MultipartForm.File {
for _, file := range files {
if len(file.Filename) > 0 {
exit := strings.ToLower(filepath.Ext(file.Filename))
@@ -113,7 +115,7 @@ func (this *RequestUploadCheckpoint) RequestValue(req *requests.Request, param s
return
}
func (this *RequestUploadCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestUploadCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -63,8 +63,8 @@ func TestRequestUploadCheckpoint_RequestValue(t *testing.T) {
t.Fatal()
}
req := requests.NewRequest(rawReq)
req.Header.Add("Content-Type", writer.FormDataContentType())
req := requests.NewTestRequest(rawReq)
req.WAFRaw().Header.Add("Content-Type", writer.FormDataContentType())
checkpoint := new(RequestUploadCheckpoint)
t.Log(checkpoint.RequestValue(req, "field", nil))
@@ -73,7 +73,7 @@ func TestRequestUploadCheckpoint_RequestValue(t *testing.T) {
t.Log(checkpoint.RequestValue(req, "name", nil))
t.Log(checkpoint.RequestValue(req, "ext", nil))
data, err := ioutil.ReadAll(req.Body)
data, err := ioutil.ReadAll(req.WAFRaw().Body)
if err != nil {
t.Fatal(err)
}

View File

@@ -9,16 +9,16 @@ type RequestURICheckpoint struct {
Checkpoint
}
func (this *RequestURICheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if len(req.RequestURI) > 0 {
value = req.RequestURI
} else if req.URL != nil {
value = req.URL.RequestURI()
func (this *RequestURICheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if len(req.WAFRaw().RequestURI) > 0 {
value = req.WAFRaw().RequestURI
} else if req.WAFRaw().URL != nil {
value = req.WAFRaw().URL.RequestURI()
}
return
}
func (this *RequestURICheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestURICheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -9,12 +9,12 @@ type RequestUserAgentCheckpoint struct {
Checkpoint
}
func (this *RequestUserAgentCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.UserAgent()
func (this *RequestUserAgentCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = req.WAFRaw().UserAgent()
return
}
func (this *RequestUserAgentCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *RequestUserAgentCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -16,12 +16,12 @@ func (this *ResponseBodyCheckpoint) IsRequest() bool {
return false
}
func (this *ResponseBodyCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseBodyCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = ""
return
}
func (this *ResponseBodyCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseBodyCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = ""
if resp != nil && resp.Body != nil {
if len(resp.BodyData) > 0 {

View File

@@ -14,12 +14,12 @@ func (this *ResponseBytesSentCheckpoint) IsRequest() bool {
return false
}
func (this *ResponseBytesSentCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseBytesSentCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = 0
return
}
func (this *ResponseBytesSentCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseBytesSentCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = 0
if resp != nil {
value = resp.ContentLength

View File

@@ -18,12 +18,12 @@ func (this *ResponseGeneralHeaderLengthCheckpoint) IsComposed() bool {
return true
}
func (this *ResponseGeneralHeaderLengthCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseGeneralHeaderLengthCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return
}
func (this *ResponseGeneralHeaderLengthCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseGeneralHeaderLengthCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = false
headers := options.GetSlice("headers")
@@ -34,7 +34,7 @@ func (this *ResponseGeneralHeaderLengthCheckpoint) ResponseValue(req *requests.R
length := options.GetInt("length")
for _, header := range headers {
v := req.Header.Get(types.String(header))
v := req.WAFRaw().Header.Get(types.String(header))
if len(v) > length {
value = true
break

View File

@@ -14,12 +14,12 @@ func (this *ResponseHeaderCheckpoint) IsRequest() bool {
return false
}
func (this *ResponseHeaderCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseHeaderCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = ""
return
}
func (this *ResponseHeaderCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseHeaderCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if resp != nil && resp.Header != nil {
value = resp.Header.Get(param)
} else {

View File

@@ -5,7 +5,7 @@ import (
"github.com/iwind/TeaGo/maps"
)
// ${bytesSent}
// ResponseStatusCheckpoint ${bytesSent}
type ResponseStatusCheckpoint struct {
Checkpoint
}
@@ -14,12 +14,12 @@ func (this *ResponseStatusCheckpoint) IsRequest() bool {
return false
}
func (this *ResponseStatusCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseStatusCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
value = 0
return
}
func (this *ResponseStatusCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *ResponseStatusCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if resp != nil {
value = resp.StatusCode
}

View File

@@ -5,16 +5,16 @@ import (
"github.com/iwind/TeaGo/maps"
)
// just a sample checkpoint, copy and change it for your new checkpoint
// SampleRequestCheckpoint just a sample checkpoint, copy and change it for your new checkpoint
type SampleRequestCheckpoint struct {
Checkpoint
}
func (this *SampleRequestCheckpoint) RequestValue(req *requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *SampleRequestCheckpoint) RequestValue(req requests.Request, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
return
}
func (this *SampleRequestCheckpoint) ResponseValue(req *requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
func (this *SampleRequestCheckpoint) ResponseValue(req requests.Request, resp *requests.Response, param string, options maps.Map) (value interface{}, sysErr error, userErr error) {
if this.IsRequest() {
return this.RequestValue(req, param, options)
}

View File

@@ -1,6 +1,6 @@
package checkpoints
// all check points list
// AllCheckpoints all check points list
var AllCheckpoints = []*CheckpointDefinition{
{
Name: "通用请求Header长度限制",

View File

@@ -0,0 +1,52 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/utils"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"net/http"
"time"
)
var get302Validator = NewGet302Validator()
type Get302Validator struct {
}
func NewGet302Validator() *Get302Validator {
return &Get302Validator{}
}
func (this *Get302Validator) Run(request requests.Request, writer http.ResponseWriter) {
var info = request.WAFRaw().URL.Query().Get("info")
if len(info) == 0 {
writer.WriteHeader(http.StatusBadRequest)
_, _ = writer.Write([]byte("invalid request"))
return
}
m, err := utils.SimpleDecryptMap(info)
if err != nil {
_, _ = writer.Write([]byte("invalid request"))
return
}
var timestamp = m.GetInt64("timestamp")
if time.Now().Unix()-timestamp > 5 { // 超过5秒认为失效
writer.WriteHeader(http.StatusBadRequest)
_, _ = writer.Write([]byte("invalid request"))
return
}
// 加入白名单
life := m.GetInt64("life")
if life <= 0 {
life = 600 // 默认10分钟
}
setId := m.GetString("setId")
SharedIPWhiteList.Add("set:"+setId, request.WAFRemoteIP(), time.Now().Unix()+life)
// 返回原始URL
var url = m.GetString("url")
http.Redirect(writer, request.WAFRaw(), url, http.StatusFound)
}

82
internal/waf/ip_list.go Normal file
View File

@@ -0,0 +1,82 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/utils/expires"
"sync"
"sync/atomic"
)
var SharedIPWhiteList = NewIPList()
var SharedIPBlackLIst = NewIPList()
const IPTypeAll = "*"
// IPList IP列表管理
type IPList struct {
expireList *expires.List
ipMap map[string]int64 // ip => id
idMap map[int64]string // id => ip
id int64
locker sync.RWMutex
}
// NewIPList 获取新对象
func NewIPList() *IPList {
var list = &IPList{
ipMap: map[string]int64{},
idMap: map[int64]string{},
}
e := expires.NewList()
list.expireList = e
go func() {
e.StartGC(func(itemId int64) {
list.remove(itemId)
})
}()
return list
}
// Add 添加IP
func (this *IPList) Add(ipType string, ip string, expiresAt int64) {
ip = ip + "@" + ipType
var id = this.nextId()
this.expireList.Add(id, expiresAt)
this.locker.Lock()
this.ipMap[ip] = id
this.idMap[id] = ip
this.locker.Unlock()
}
// Contains 判断是否有某个IP
func (this *IPList) Contains(ipType string, ip string) bool {
ip = ip + "@" + ipType
this.locker.RLock()
defer this.locker.RUnlock()
_, ok := this.ipMap[ip]
return ok
}
func (this *IPList) remove(id int64) {
this.locker.Lock()
ip, ok := this.idMap[id]
if ok {
ipId, ok := this.ipMap[ip]
if ok && ipId == id {
delete(this.ipMap, ip)
}
delete(this.idMap, id)
}
this.locker.Unlock()
}
func (this *IPList) nextId() int64 {
return atomic.AddInt64(&this.id, 1)
}

View File

@@ -0,0 +1,67 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package waf
import (
"github.com/iwind/TeaGo/assert"
"github.com/iwind/TeaGo/logs"
"runtime"
"strconv"
"testing"
"time"
)
func TestNewIPList(t *testing.T) {
list := NewIPList()
list.Add(IPTypeAll, "127.0.0.1", time.Now().Unix())
list.Add(IPTypeAll, "127.0.0.2", time.Now().Unix()+1)
list.Add(IPTypeAll, "127.0.0.1", time.Now().Unix()+2)
list.Add(IPTypeAll, "127.0.0.3", time.Now().Unix()+3)
list.Add(IPTypeAll, "127.0.0.10", time.Now().Unix()+10)
var ticker = time.NewTicker(1 * time.Second)
for range ticker.C {
t.Log("====")
logs.PrintAsJSON(list.ipMap, t)
logs.PrintAsJSON(list.idMap, t)
if len(list.idMap) == 0 {
break
}
}
}
func TestIPList_Contains(t *testing.T) {
a := assert.NewAssertion(t)
list := NewIPList()
for i := 0; i < 1_0000; i++ {
list.Add(IPTypeAll, "192.168.1."+strconv.Itoa(i), time.Now().Unix()+3600)
}
a.IsTrue(list.Contains(IPTypeAll, "192.168.1.100"))
a.IsFalse(list.Contains(IPTypeAll, "192.168.2.100"))
}
func BenchmarkIPList_Add(b *testing.B) {
runtime.GOMAXPROCS(1)
list := NewIPList()
for i := 0; i < b.N; i++ {
list.Add(IPTypeAll, "192.168.1."+strconv.Itoa(i), time.Now().Unix()+3600)
}
b.Log(len(list.ipMap))
}
func BenchmarkIPList_Has(b *testing.B) {
runtime.GOMAXPROCS(1)
list := NewIPList()
for i := 0; i < 1_0000; i++ {
list.Add(IPTypeAll, "192.168.1."+strconv.Itoa(i), time.Now().Unix()+3600)
}
for i := 0; i < b.N; i++ {
list.Contains(IPTypeAll, "192.168.1.100")
}
}

View File

@@ -1,154 +0,0 @@
package waf
import (
"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
"github.com/iwind/TeaGo/lists"
"github.com/iwind/TeaGo/types"
stringutil "github.com/iwind/TeaGo/utils/string"
"regexp"
"strings"
"time"
)
type IPAction = string
var RegexpDigitNumber = regexp.MustCompile("^\\d+$")
const (
IPActionAccept IPAction = "accept"
IPActionReject IPAction = "reject"
)
// ip table
type IPTable struct {
Id string `yaml:"id" json:"id"`
On bool `yaml:"on" json:"on"`
IP string `yaml:"ip" json:"ip"` // single ip, cidr, ip range, TODO support *
Port string `yaml:"port" json:"port"` // single port, range, *
Action IPAction `yaml:"action" json:"action"` // accept, reject
TimeFrom int64 `yaml:"timeFrom" json:"timeFrom"` // from timestamp
TimeTo int64 `yaml:"timeTo" json:"timeTo"` // zero means forever
Remark string `yaml:"remark" json:"remark"`
// port
minPort int
maxPort int
minPortWildcard bool
maxPortWildcard bool
ports []int
// ip
ipRange *shared.IPRangeConfig
}
func NewIPTable() *IPTable {
return &IPTable{
On: true,
Id: stringutil.Rand(16),
}
}
func (this *IPTable) Init() error {
// parse port
if RegexpDigitNumber.MatchString(this.Port) {
this.minPort = types.Int(this.Port)
this.maxPort = types.Int(this.Port)
} else if regexp.MustCompile(`[:-]`).MatchString(this.Port) {
pieces := regexp.MustCompile(`[:-]`).Split(this.Port, 2)
if pieces[0] == "*" {
this.minPortWildcard = true
} else {
this.minPort = types.Int(pieces[0])
}
if pieces[1] == "*" {
this.maxPortWildcard = true
} else {
this.maxPort = types.Int(pieces[1])
}
} else if strings.Contains(this.Port, ",") {
pieces := strings.Split(this.Port, ",")
for _, piece := range pieces {
piece = strings.TrimSpace(piece)
if len(piece) > 0 {
this.ports = append(this.ports, types.Int(piece))
}
}
} else if this.Port == "*" {
this.minPortWildcard = true
this.maxPortWildcard = true
}
// parse ip
if len(this.IP) > 0 {
ipRange, err := shared.ParseIPRange(this.IP)
if err != nil {
return err
}
this.ipRange = ipRange
}
return nil
}
// check ip
func (this *IPTable) Match(ip string, port int) (isMatched bool) {
if !this.On {
return
}
now := time.Now().Unix()
if this.TimeFrom > 0 && now < this.TimeFrom {
return
}
if this.TimeTo > 0 && now > this.TimeTo {
return
}
if !this.matchPort(port) {
return
}
if !this.matchIP(ip) {
return
}
return true
}
func (this *IPTable) matchPort(port int) bool {
if port == 0 {
return false
}
if this.minPortWildcard {
if this.maxPortWildcard {
return true
}
if this.maxPort >= port {
return true
}
}
if this.maxPortWildcard {
if this.minPortWildcard {
return true
}
if this.minPort <= port {
return true
}
}
if (this.minPort > 0 || this.maxPort > 0) && this.minPort <= port && this.maxPort >= port {
return true
}
if len(this.ports) > 0 {
return lists.ContainsInt(this.ports, port)
}
return false
}
func (this *IPTable) matchIP(ip string) bool {
if this.ipRange == nil {
return false
}
return this.ipRange.Contains(ip)
}

View File

@@ -1,142 +0,0 @@
package waf
import (
"github.com/iwind/TeaGo/assert"
"testing"
"time"
)
func TestIPTable_MatchIP(t *testing.T) {
a := assert.NewAssertion(t)
{
table := NewIPTable()
err := table.Init()
if err != nil {
t.Fatal(err)
}
a.IsFalse(table.Match("192.168.1.100", 8080))
}
{
table := NewIPTable()
table.IP = "*"
table.Port = "8080"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsFalse(table.Match("192.168.1.100", 8081))
}
{
table := NewIPTable()
table.IP = "*"
table.Port = "8080-8082"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsTrue(table.Match("192.168.1.100", 8081))
a.IsFalse(table.Match("192.168.1.100", 8083))
}
{
table := NewIPTable()
table.IP = "*"
table.Port = "*-8082"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8079))
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsTrue(table.Match("192.168.1.100", 8081))
a.IsFalse(table.Match("192.168.1.100", 8083))
}
{
table := NewIPTable()
table.IP = "*"
table.Port = "8080-*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsFalse(table.Match("192.168.1.100", 8079))
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsTrue(table.Match("192.168.1.100", 8081))
a.IsTrue(table.Match("192.168.1.100", 8083))
}
{
table := NewIPTable()
table.IP = "*"
table.Port = "*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8079))
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsTrue(table.Match("192.168.1.100", 8081))
a.IsTrue(table.Match("192.168.1.100", 8083))
}
{
table := NewIPTable()
table.IP = "192.168.1.100"
table.Port = "*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8080))
}
{
table := NewIPTable()
table.IP = "192.168.1.99-192.168.1.101"
table.Port = "*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("port:", table.minPort, table.maxPort)
a.IsTrue(table.Match("192.168.1.100", 8080))
}
{
table := NewIPTable()
table.IP = "192.168.1.99/24"
table.Port = "*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
t.Log("ip:", table.ipRange)
a.IsTrue(table.Match("192.168.1.100", 8080))
a.IsFalse(table.Match("192.168.2.100", 8080))
}
{
table := NewIPTable()
table.IP = "192.168.1.99/24"
table.TimeTo = time.Now().Unix() - 10
table.Port = "*"
err := table.Init()
if err != nil {
t.Fatal(err)
}
a.IsFalse(table.Match("192.168.1.100", 8080))
a.IsFalse(table.Match("192.168.2.100", 8080))
}
}

View File

@@ -1,39 +1,28 @@
package requests
import (
"bytes"
"io"
"io/ioutil"
"net/http"
)
type Request struct {
*http.Request
BodyData []byte
}
type Request interface {
// WAFRaw 原始请求
WAFRaw() *http.Request
func NewRequest(raw *http.Request) *Request {
return &Request{
Request: raw,
}
}
// WAFRemoteIP 客户端IP
WAFRemoteIP() string
func (this *Request) Raw() *http.Request {
return this.Request
}
// WAFGetCacheBody 获取缓存中的Body
WAFGetCacheBody() []byte
func (this *Request) ReadBody(max int64) (data []byte, err error) {
if this.Request.ContentLength > 0 {
data, err = ioutil.ReadAll(io.LimitReader(this.Request.Body, max))
}
return
}
// WAFSetCacheBody 设置Body
WAFSetCacheBody(body []byte)
func (this *Request) RestoreBody(data []byte) {
if len(data) > 0 {
rawReader := bytes.NewBuffer(data)
buf := make([]byte, 1024)
_, _ = io.CopyBuffer(rawReader, this.Request.Body, buf)
this.Request.Body = ioutil.NopCloser(rawReader)
}
// WAFReadBody 读取Body
WAFReadBody(max int64) (data []byte, err error)
// WAFRestoreBody 恢复Body
WAFRestoreBody(data []byte)
// WAFServerId 服务ID
WAFServerId() int64
}

View File

@@ -0,0 +1,67 @@
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
package requests
import (
"bytes"
"io"
"io/ioutil"
"net"
"net/http"
)
type TestRequest struct {
req *http.Request
BodyData []byte
}
func NewTestRequest(raw *http.Request) *TestRequest {
return &TestRequest{
req: raw,
}
}
func (this *TestRequest) WAFSetCacheBody(bodyData []byte) {
this.BodyData = bodyData
}
func (this *TestRequest) WAFGetCacheBody() []byte {
return this.BodyData
}
func (this *TestRequest) WAFRaw() *http.Request {
return this.req
}
func (this *TestRequest) WAFRemoteAddr() string {
return this.req.RemoteAddr
}
func (this *TestRequest) WAFRemoteIP() string {
host, _, err := net.SplitHostPort(this.req.RemoteAddr)
if err != nil {
return this.req.RemoteAddr
} else {
return host
}
}
func (this *TestRequest) WAFReadBody(max int64) (data []byte, err error) {
if this.req.ContentLength > 0 {
data, err = ioutil.ReadAll(io.LimitReader(this.req.Body, max))
}
return
}
func (this *TestRequest) WAFRestoreBody(data []byte) {
if len(data) > 0 {
rawReader := bytes.NewBuffer(data)
buf := make([]byte, 1024)
_, _ = io.CopyBuffer(rawReader, this.req.Body, buf)
this.req.Body = ioutil.NopCloser(rawReader)
}
}
func (this *TestRequest) WAFServerId() int64 {
return 0
}

View File

@@ -183,7 +183,7 @@ func (this *Rule) Init() error {
return err
}
func (this *Rule) MatchRequest(req *requests.Request) (b bool, err error) {
func (this *Rule) MatchRequest(req requests.Request) (b bool, err error) {
if this.singleCheckpoint != nil {
value, err, _ := this.singleCheckpoint.RequestValue(req, this.singleParam, this.CheckpointOptions)
if err != nil {
@@ -233,7 +233,7 @@ func (this *Rule) MatchRequest(req *requests.Request) (b bool, err error) {
return this.Test(value), nil
}
func (this *Rule) MatchResponse(req *requests.Request, resp *requests.Response) (b bool, err error) {
func (this *Rule) MatchResponse(req requests.Request, resp *requests.Response) (b bool, err error) {
if this.singleCheckpoint != nil {
// if is request param
if this.singleCheckpoint.IsRequest() {

View File

@@ -23,12 +23,12 @@ func NewRuleGroup() *RuleGroup {
}
}
func (this *RuleGroup) Init() error {
func (this *RuleGroup) Init(waf *WAF) error {
this.hasRuleSets = len(this.RuleSets) > 0
if this.hasRuleSets {
for _, set := range this.RuleSets {
err := set.Init()
err := set.Init(waf)
if err != nil {
return err
}
@@ -79,7 +79,7 @@ func (this *RuleGroup) RemoveRuleSet(id string) {
this.RuleSets = result
}
func (this *RuleGroup) MatchRequest(req *requests.Request) (b bool, set *RuleSet, err error) {
func (this *RuleGroup) MatchRequest(req requests.Request) (b bool, set *RuleSet, err error) {
if !this.hasRuleSets {
return
}
@@ -98,7 +98,7 @@ func (this *RuleGroup) MatchRequest(req *requests.Request) (b bool, set *RuleSet
return
}
func (this *RuleGroup) MatchResponse(req *requests.Request, resp *requests.Response) (b bool, set *RuleSet, err error) {
func (this *RuleGroup) MatchResponse(req requests.Request, resp *requests.Response) (b bool, set *RuleSet, err error) {
if !this.hasRuleSets {
return
}

View File

@@ -1,9 +1,13 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/lists"
"github.com/iwind/TeaGo/logs"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/utils/string"
"net/http"
)
type RuleConnector = string
@@ -14,16 +18,17 @@ const (
)
type RuleSet struct {
Id string `yaml:"id" json:"id"`
Code string `yaml:"code" json:"code"`
IsOn bool `yaml:"isOn" json:"isOn"`
Name string `yaml:"name" json:"name"`
Description string `yaml:"description" json:"description"`
Rules []*Rule `yaml:"rules" json:"rules"`
Connector RuleConnector `yaml:"connector" json:"connector"` // rules connector
Id string `yaml:"id" json:"id"`
Code string `yaml:"code" json:"code"`
IsOn bool `yaml:"isOn" json:"isOn"`
Name string `yaml:"name" json:"name"`
Description string `yaml:"description" json:"description"`
Rules []*Rule `yaml:"rules" json:"rules"`
Connector RuleConnector `yaml:"connector" json:"connector"` // rules connector
Actions []*ActionConfig `yaml:"actions" json:"actions"`
Action ActionString `yaml:"action" json:"action"`
ActionOptions maps.Map `yaml:"actionOptions" json:"actionOptions"` // TODO TO BE IMPLEMENTED
actionCodes []string
actionInstances []ActionInterface
hasRules bool
}
@@ -35,7 +40,7 @@ func NewRuleSet() *RuleSet {
}
}
func (this *RuleSet) Init() error {
func (this *RuleSet) Init(waf *WAF) error {
this.hasRules = len(this.Rules) > 0
if this.hasRules {
for _, rule := range this.Rules {
@@ -45,6 +50,31 @@ func (this *RuleSet) Init() error {
}
}
}
// action codes
var actionCodes = []string{}
for _, action := range this.Actions {
if !lists.ContainsString(actionCodes, action.Code) {
actionCodes = append(actionCodes, action.Code)
}
}
this.actionCodes = actionCodes
// action instances
this.actionInstances = []ActionInterface{}
for _, action := range this.Actions {
instance := FindActionInstance(action.Code, action.Options)
if instance == nil {
remotelogs.Error("WAF_RULE_SET", "can not find instance for action '"+action.Code+"'")
} else {
this.actionInstances = append(this.actionInstances, instance)
}
err := instance.Init(waf)
if err != nil {
remotelogs.Error("WAF_RULE_SET", "init action '"+action.Code+"' failed: "+err.Error())
}
}
return nil
}
@@ -52,7 +82,75 @@ func (this *RuleSet) AddRule(rule ...*Rule) {
this.Rules = append(this.Rules, rule...)
}
func (this *RuleSet) MatchRequest(req *requests.Request) (b bool, err error) {
// AddAction 添加动作
func (this *RuleSet) AddAction(code string, options maps.Map) {
if options == nil {
options = maps.Map{}
}
this.Actions = append(this.Actions, &ActionConfig{
Code: code,
Options: options,
})
}
// HasSpecialActions 除了Allow之外是否还有别的动作
func (this *RuleSet) HasSpecialActions() bool {
for _, action := range this.Actions {
if action.Code != ActionAllow {
return true
}
}
return false
}
// HasAttackActions 检查是否含有攻击防御动作
func (this *RuleSet) HasAttackActions() bool {
for _, action := range this.actionInstances {
if action.IsAttack() {
return true
}
}
return false
}
func (this *RuleSet) ActionCodes() []string {
return this.actionCodes
}
func (this *RuleSet) PerformActions(waf *WAF, group *RuleGroup, req requests.Request, writer http.ResponseWriter) bool {
// 先执行allow
for _, instance := range this.actionInstances {
if !instance.WillChange() {
if waf.onActionCallback != nil {
goNext := waf.onActionCallback(instance)
if !goNext {
return false
}
}
logs.Printf("perform1: %#v", instance) // TODO
instance.Perform(waf, group, this, req, writer)
}
}
// 再执行block|verify
for _, instance := range this.actionInstances {
// 只执行第一个可能改变请求的动作,其余的都会被忽略
if instance.WillChange() {
if waf.onActionCallback != nil {
goNext := waf.onActionCallback(instance)
if !goNext {
return false
}
}
logs.Printf("perform2: %#v", instance) // TODO
return instance.Perform(waf, group, this, req, writer)
}
}
return true
}
func (this *RuleSet) MatchRequest(req requests.Request) (b bool, err error) {
if !this.hasRules {
return false, nil
}
@@ -93,7 +191,7 @@ func (this *RuleSet) MatchRequest(req *requests.Request) (b bool, err error) {
return
}
func (this *RuleSet) MatchResponse(req *requests.Request, resp *requests.Response) (b bool, err error) {
func (this *RuleSet) MatchResponse(req requests.Request, resp *requests.Response) (b bool, err error) {
if !this.hasRules {
return false, nil
}

View File

@@ -28,7 +28,7 @@ func TestRuleSet_MatchRequest(t *testing.T) {
},
}
err := set.Init()
err := set.Init(nil)
if err != nil {
t.Fatal(err)
}
@@ -37,7 +37,7 @@ func TestRuleSet_MatchRequest(t *testing.T) {
if err != nil {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
t.Log(set.MatchRequest(req))
}
@@ -60,7 +60,7 @@ func TestRuleSet_MatchRequest2(t *testing.T) {
},
}
err := set.Init()
err := set.Init(nil)
if err != nil {
t.Fatal(err)
}
@@ -69,7 +69,7 @@ func TestRuleSet_MatchRequest2(t *testing.T) {
if err != nil {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
a.IsTrue(set.MatchRequest(req))
}
@@ -102,7 +102,7 @@ func BenchmarkRuleSet_MatchRequest(b *testing.B) {
},
}
err := set.Init()
err := set.Init(nil)
if err != nil {
b.Fatal(err)
}
@@ -111,7 +111,7 @@ func BenchmarkRuleSet_MatchRequest(b *testing.B) {
if err != nil {
b.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
for i := 0; i < b.N; i++ {
_, _ = set.MatchRequest(req)
}
@@ -132,7 +132,7 @@ func BenchmarkRuleSet_MatchRequest_Regexp(b *testing.B) {
},
}
err := set.Init()
err := set.Init(nil)
if err != nil {
b.Fatal(err)
}
@@ -141,7 +141,7 @@ func BenchmarkRuleSet_MatchRequest_Regexp(b *testing.B) {
if err != nil {
b.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
for i := 0; i < b.N; i++ {
_, _ = set.MatchRequest(req)
}

View File

@@ -25,7 +25,7 @@ func TestRule_Init_Single(t *testing.T) {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
t.Log(rule.MatchRequest(req))
}
@@ -44,7 +44,7 @@ func TestRule_Init_Composite(t *testing.T) {
if err != nil {
t.Fatal(err)
}
req := requests.NewRequest(rawReq)
req := requests.NewTestRequest(rawReq)
t.Log(rule.MatchRequest(req))
}

View File

@@ -20,7 +20,7 @@ func Template() *WAF {
set.Name = "Javascript事件"
set.Code = "1001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestURI}",
Operator: RuleOperatorMatch,
@@ -36,7 +36,7 @@ func Template() *WAF {
set.Name = "Javascript函数"
set.Code = "1002"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestURI}",
Operator: RuleOperatorMatch,
@@ -52,7 +52,7 @@ func Template() *WAF {
set.Name = "HTML标签"
set.Code = "1003"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestURI}",
Operator: RuleOperatorMatch,
@@ -80,7 +80,7 @@ func Template() *WAF {
set.Name = "上传文件扩展名"
set.Code = "2001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestUpload.ext}",
Operator: RuleOperatorMatch,
@@ -108,7 +108,7 @@ func Template() *WAF {
set.Name = "Web Shell"
set.Code = "3001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
Operator: RuleOperatorMatch,
@@ -135,7 +135,7 @@ func Template() *WAF {
set.Name = "命令注入"
set.Code = "4001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestURI}",
Operator: RuleOperatorMatch,
@@ -169,7 +169,7 @@ func Template() *WAF {
set.Name = "路径穿越"
set.Code = "5001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestURI}",
Operator: RuleOperatorMatch,
@@ -197,7 +197,7 @@ func Template() *WAF {
set.Name = "特殊目录"
set.Code = "6001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestPath}",
Operator: RuleOperatorMatch,
@@ -225,7 +225,7 @@ func Template() *WAF {
set.Name = "Union SQL Injection"
set.Code = "7001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
@@ -243,7 +243,7 @@ func Template() *WAF {
set.Name = "SQL注释"
set.Code = "7002"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
@@ -261,7 +261,7 @@ func Template() *WAF {
set.Name = "SQL条件"
set.Code = "7003"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
@@ -297,7 +297,7 @@ func Template() *WAF {
set.Name = "SQL函数"
set.Code = "7004"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
@@ -315,7 +315,7 @@ func Template() *WAF {
set.Name = "SQL附加语句"
set.Code = "7005"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${requestAll}",
@@ -345,7 +345,7 @@ func Template() *WAF {
set.Name = "常见网络爬虫"
set.Code = "20001"
set.Connector = RuleConnectorOr
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${userAgent}",
@@ -376,7 +376,7 @@ func Template() *WAF {
set.Description = "限制单IP在一定时间内的请求数"
set.Code = "8001"
set.Connector = RuleConnectorAnd
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
set.AddRule(&Rule{
Param: "${cc.requests}",
Operator: RuleOperatorGt,

View File

@@ -2,6 +2,7 @@ package waf
import (
"bytes"
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/assert"
"github.com/iwind/TeaGo/lists"
"github.com/iwind/TeaGo/logs"
@@ -22,8 +23,8 @@ func Test_Template(t *testing.T) {
t.Fatal(err)
}
template.OnAction(func(action ActionString) (goNext bool) {
return action != ActionBlock
template.OnAction(func(action ActionInterface) (goNext bool) {
return action.Code() != ActionBlock
})
testTemplate1001(a, t, template)
@@ -40,7 +41,7 @@ func Test_Template(t *testing.T) {
func Test_Template2(t *testing.T) {
reader := bytes.NewReader([]byte(strings.Repeat("HELLO", 1024)))
req, err := http.NewRequest(http.MethodGet, "http://example.com/index.php?id=123", reader)
req, err := http.NewRequest(http.MethodGet, "https://example.com/index.php?id=123", reader)
if err != nil {
t.Fatal(err)
}
@@ -52,7 +53,7 @@ func Test_Template2(t *testing.T) {
}
now := time.Now()
goNext, _, set, err := waf.MatchRequest(req, nil)
goNext, _, set, err := waf.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -80,7 +81,7 @@ func BenchmarkTemplate(b *testing.B) {
b.Fatal(err)
}
_, _, _, _ = waf.MatchRequest(req, nil)
_, _, _, _ = waf.MatchRequest(requests.NewTestRequest(req), nil)
}
}
@@ -89,7 +90,7 @@ func testTemplate1001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -104,7 +105,7 @@ func testTemplate1002(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -119,7 +120,7 @@ func testTemplate1003(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -185,7 +186,7 @@ func testTemplate2001(a *assert.Assertion, t *testing.T, template *WAF) {
req.Header.Add("Content-Type", writer.FormDataContentType())
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -200,7 +201,7 @@ func testTemplate3001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -215,7 +216,7 @@ func testTemplate4001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -231,7 +232,7 @@ func testTemplate5001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -246,7 +247,7 @@ func testTemplate5001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -263,7 +264,7 @@ func testTemplate6001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -278,7 +279,7 @@ func testTemplate6001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -301,7 +302,7 @@ func testTemplate7001(a *assert.Assertion, t *testing.T, template *WAF) {
if err != nil {
t.Fatal(err)
}
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}
@@ -338,7 +339,7 @@ func testTemplate20001(a *assert.Assertion, t *testing.T, template *WAF) {
t.Fatal(err)
}
req.Header.Set("User-Agent", bot)
_, _, result, err := template.MatchRequest(req, nil)
_, _, result, err := template.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}

View File

@@ -22,13 +22,11 @@ type WAF struct {
Outbound []*RuleGroup `yaml:"outbound" json:"outbound"`
CreatedVersion string `yaml:"createdVersion" json:"createdVersion"`
ActionBlock *BlockAction `yaml:"actionBlock" json:"actionBlock"` // action block config
IPTables []*IPTable `yaml:"ipTables" json:"ipTables"` // IP table list
DefaultBlockAction *BlockAction
hasInboundRules bool
hasOutboundRules bool
onActionCallback func(action ActionString) (goNext bool)
onActionCallback func(action ActionInterface) (goNext bool)
checkpointsMap map[string]checkpoints.CheckpointInterface // prefix => checkpoint
}
@@ -87,7 +85,7 @@ func (this *WAF) Init() error {
}
}
err := group.Init()
err := group.Init(this)
if err != nil {
return err
}
@@ -103,7 +101,7 @@ func (this *WAF) Init() error {
}
}
err := group.Init()
err := group.Init(this)
if err != nil {
return err
}
@@ -241,19 +239,24 @@ func (this *WAF) MoveOutboundRuleGroup(fromIndex int, toIndex int) {
this.Outbound = result
}
func (this *WAF) MatchRequest(rawReq *http.Request, writer http.ResponseWriter) (goNext bool, group *RuleGroup, set *RuleSet, err error) {
func (this *WAF) MatchRequest(req requests.Request, writer http.ResponseWriter) (goNext bool, group *RuleGroup, set *RuleSet, err error) {
if !this.hasInboundRules {
return true, nil, nil, nil
}
req := requests.NewRequest(rawReq)
// validate captcha
if rawReq.URL.Path == "/WAFCAPTCHA" {
var rawPath = req.WAFRaw().URL.Path
if rawPath == CaptchaPath {
captchaValidator.Run(req, writer)
return
}
// Get 302验证
if rawPath == Get302Path {
get302Validator.Run(req, writer)
return
}
// match rules
for _, group := range this.Inbound {
if !group.IsOn {
@@ -264,31 +267,17 @@ func (this *WAF) MatchRequest(rawReq *http.Request, writer http.ResponseWriter)
return true, nil, nil, err
}
if b {
if this.onActionCallback == nil {
if set.Action == ActionBlock && this.ActionBlock != nil {
return this.ActionBlock.Perform(this, req, writer), group, set, nil
} else {
actionObject := FindActionInstance(set.Action, set.ActionOptions)
if actionObject == nil {
return true, group, set, errors.New("no action called '" + set.Action + "'")
}
goNext := actionObject.Perform(this, req, writer)
return goNext, group, set, nil
}
} else {
goNext = this.onActionCallback(set.Action)
}
goNext := set.PerformActions(this, group, req, writer)
return goNext, group, set, nil
}
}
return true, nil, nil, nil
}
func (this *WAF) MatchResponse(rawReq *http.Request, rawResp *http.Response, writer http.ResponseWriter) (goNext bool, group *RuleGroup, set *RuleSet, err error) {
func (this *WAF) MatchResponse(req requests.Request, rawResp *http.Response, writer http.ResponseWriter) (goNext bool, group *RuleGroup, set *RuleSet, err error) {
if !this.hasOutboundRules {
return true, nil, nil, nil
}
req := requests.NewRequest(rawReq)
resp := requests.NewResponse(rawResp)
for _, group := range this.Outbound {
if !group.IsOn {
@@ -299,27 +288,14 @@ func (this *WAF) MatchResponse(rawReq *http.Request, rawResp *http.Response, wri
return true, nil, nil, err
}
if b {
if this.onActionCallback == nil {
if set.Action == ActionBlock && this.ActionBlock != nil {
return this.ActionBlock.Perform(this, req, writer), group, set, nil
} else {
actionObject := FindActionInstance(set.Action, set.ActionOptions)
if actionObject == nil {
return true, group, set, errors.New("no action called '" + set.Action + "'")
}
goNext := actionObject.Perform(this, req, writer)
return goNext, group, set, nil
}
} else {
goNext = this.onActionCallback(set.Action)
}
goNext := set.PerformActions(this, group, req, writer)
return goNext, group, set, nil
}
}
return true, nil, nil, nil
}
// save to file path
// Save save to file path
func (this *WAF) Save(path string) error {
if len(path) == 0 {
return errors.New("path should not be empty")
@@ -378,7 +354,7 @@ func (this *WAF) CountOutboundRuleSets() int {
return count
}
func (this *WAF) OnAction(onActionCallback func(action ActionString) (goNext bool)) {
func (this *WAF) OnAction(onActionCallback func(action ActionInterface) (goNext bool)) {
this.onActionCallback = onActionCallback
}
@@ -390,21 +366,21 @@ func (this *WAF) FindCheckpointInstance(prefix string) checkpoints.CheckpointInt
return nil
}
// start
// Start start
func (this *WAF) Start() {
for _, checkpoint := range this.checkpointsMap {
checkpoint.Start()
}
}
// call stop() when the waf was deleted
// Stop call stop() when the waf was deleted
func (this *WAF) Stop() {
for _, checkpoint := range this.checkpointsMap {
checkpoint.Stop()
}
}
// merge with template
// MergeTemplate merge with template
func (this *WAF) MergeTemplate() (changedItems []string) {
changedItems = []string{}

View File

@@ -1,6 +1,7 @@
package waf
import (
"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
"github.com/iwind/TeaGo/assert"
"net/http"
"testing"
@@ -24,7 +25,7 @@ func TestWAF_MatchRequest(t *testing.T) {
Value: "20",
},
}
set.Action = ActionBlock
set.AddAction(ActionBlock, nil)
group := NewRuleGroup()
group.AddRuleSet(set)
@@ -37,15 +38,15 @@ func TestWAF_MatchRequest(t *testing.T) {
t.Fatal(err)
}
waf.OnAction(func(action ActionString) (goNext bool) {
return action != ActionBlock
waf.OnAction(func(action ActionInterface) (goNext bool) {
return action.Code() != ActionBlock
})
req, err := http.NewRequest(http.MethodGet, "http://teaos.cn/hello?name=lu&age=20", nil)
if err != nil {
t.Fatal(err)
}
goNext, _, set, err := waf.MatchRequest(req, nil)
goNext, _, set, err := waf.MatchRequest(requests.NewTestRequest(req), nil)
if err != nil {
t.Fatal(err)
}