gVisor bot
commit
2befea6893
13 changed files with 1012 additions and 16 deletions
44
component/trie/ipcidr_node.go
Normal file
44
component/trie/ipcidr_node.go
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@ -0,0 +1,44 @@
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package trie
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import "errors"
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var (
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ErrorOverMaxValue = errors.New("the value don't over max value")
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)
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type IpCidrNode struct {
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Mark bool
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child map[uint32]*IpCidrNode
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maxValue uint32
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}
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func NewIpCidrNode(mark bool, maxValue uint32) *IpCidrNode {
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ipCidrNode := &IpCidrNode{
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Mark: mark,
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child: map[uint32]*IpCidrNode{},
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maxValue: maxValue,
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}
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return ipCidrNode
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}
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func (n *IpCidrNode) addChild(value uint32) error {
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if value > n.maxValue {
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return ErrorOverMaxValue
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}
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n.child[value] = NewIpCidrNode(false, n.maxValue)
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return nil
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}
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func (n *IpCidrNode) hasChild(value uint32) bool {
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return n.getChild(value) != nil
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}
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func (n *IpCidrNode) getChild(value uint32) *IpCidrNode {
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if value <= n.maxValue {
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return n.child[value]
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}
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return nil
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}
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255
component/trie/ipcidr_trie.go
Normal file
255
component/trie/ipcidr_trie.go
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@ -0,0 +1,255 @@
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package trie
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import (
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"github.com/Dreamacro/clash/log"
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"net"
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)
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type IPV6 bool
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const (
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ipv4GroupMaxValue = 0xFF
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ipv6GroupMaxValue = 0xFFFF
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)
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type IpCidrTrie struct {
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ipv4Trie *IpCidrNode
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ipv6Trie *IpCidrNode
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}
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func NewIpCidrTrie() *IpCidrTrie {
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return &IpCidrTrie{
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ipv4Trie: NewIpCidrNode(false, ipv4GroupMaxValue),
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ipv6Trie: NewIpCidrNode(false, ipv6GroupMaxValue),
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}
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}
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func (trie *IpCidrTrie) AddIpCidr(ipCidr *net.IPNet) error {
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subIpCidr, subCidr, isIpv4, err := ipCidrToSubIpCidr(ipCidr)
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if err != nil {
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return err
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}
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for _, sub := range subIpCidr {
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addIpCidr(trie, isIpv4, sub, subCidr/8)
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}
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return nil
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}
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func (trie *IpCidrTrie) AddIpCidrForString(ipCidr string) error {
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_, ipNet, err := net.ParseCIDR(ipCidr)
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if err != nil {
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return err
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}
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return trie.AddIpCidr(ipNet)
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}
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func (trie *IpCidrTrie) IsContain(ip net.IP) bool {
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ip, isIpv4 := checkAndConverterIp(ip)
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if ip == nil {
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return false
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}
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var groupValues []uint32
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var ipCidrNode *IpCidrNode
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if isIpv4 {
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ipCidrNode = trie.ipv4Trie
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for _, group := range ip {
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groupValues = append(groupValues, uint32(group))
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}
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} else {
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ipCidrNode = trie.ipv6Trie
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for i := 0; i < len(ip); i += 2 {
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groupValues = append(groupValues, getIpv6GroupValue(ip[i], ip[i+1]))
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}
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}
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return search(ipCidrNode, groupValues) != nil
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}
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func (trie *IpCidrTrie) IsContainForString(ipString string) bool {
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return trie.IsContain(net.ParseIP(ipString))
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}
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func ipCidrToSubIpCidr(ipNet *net.IPNet) ([]net.IP, int, bool, error) {
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maskSize, _ := ipNet.Mask.Size()
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var (
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ipList []net.IP
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newMaskSize int
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isIpv4 bool
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err error
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)
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ip, isIpv4 := checkAndConverterIp(ipNet.IP)
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ipList, newMaskSize, err = subIpCidr(ip, maskSize, isIpv4)
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return ipList, newMaskSize, isIpv4, err
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}
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func subIpCidr(ip net.IP, maskSize int, isIpv4 bool) ([]net.IP, int, error) {
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var subIpCidrList []net.IP
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groupSize := 8
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if !isIpv4 {
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groupSize = 16
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}
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if maskSize%groupSize == 0 {
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return append(subIpCidrList, ip), maskSize, nil
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}
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lastByteMaskSize := maskSize % 8
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lastByteMaskIndex := maskSize / 8
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subIpCidrNum := 0xFF >> lastByteMaskSize
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for i := 0; i < subIpCidrNum; i++ {
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subIpCidr := make([]byte, len(ip))
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copy(subIpCidr, ip)
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subIpCidr[lastByteMaskIndex] += byte(i)
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subIpCidrList = append(subIpCidrList, subIpCidr)
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}
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newMaskSize := (lastByteMaskIndex + 1) * 8
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if !isIpv4 {
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newMaskSize = (lastByteMaskIndex/2 + 1) * 16
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}
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return subIpCidrList, newMaskSize, nil
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}
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func addIpCidr(trie *IpCidrTrie, isIpv4 bool, ip net.IP, groupSize int) {
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if isIpv4 {
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addIpv4Cidr(trie, ip, groupSize)
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} else {
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addIpv6Cidr(trie, ip, groupSize)
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}
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}
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func addIpv4Cidr(trie *IpCidrTrie, ip net.IP, groupSize int) {
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preNode := trie.ipv4Trie
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node := preNode.getChild(uint32(ip[0]))
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if node == nil {
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err := preNode.addChild(uint32(ip[0]))
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if err != nil {
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return
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}
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node = preNode.getChild(uint32(ip[0]))
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}
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for i := 1; i < groupSize; i++ {
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if node.Mark {
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return
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}
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groupValue := uint32(ip[i])
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if !node.hasChild(groupValue) {
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err := node.addChild(groupValue)
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if err != nil {
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log.Errorln(err.Error())
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}
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}
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preNode = node
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node = node.getChild(groupValue)
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if node == nil {
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err := preNode.addChild(uint32(ip[i-1]))
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if err != nil {
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return
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}
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node = preNode.getChild(uint32(ip[i-1]))
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}
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}
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node.Mark = true
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cleanChild(node)
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}
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func addIpv6Cidr(trie *IpCidrTrie, ip net.IP, groupSize int) {
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preNode := trie.ipv6Trie
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node := preNode.getChild(getIpv6GroupValue(ip[0], ip[1]))
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if node == nil {
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err := preNode.addChild(getIpv6GroupValue(ip[0], ip[1]))
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if err != nil {
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return
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}
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node = preNode.getChild(getIpv6GroupValue(ip[0], ip[1]))
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}
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for i := 2; i < groupSize; i += 2 {
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if node.Mark {
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return
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}
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groupValue := getIpv6GroupValue(ip[i], ip[i+1])
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if !node.hasChild(groupValue) {
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err := node.addChild(groupValue)
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if err != nil {
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log.Errorln(err.Error())
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}
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}
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preNode = node
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node = node.getChild(groupValue)
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if node == nil {
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err := preNode.addChild(getIpv6GroupValue(ip[i-2], ip[i-1]))
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if err != nil {
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return
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}
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node = preNode.getChild(getIpv6GroupValue(ip[i-2], ip[i-1]))
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}
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}
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node.Mark = true
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cleanChild(node)
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}
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func getIpv6GroupValue(high, low byte) uint32 {
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return (uint32(high) << 8) | uint32(low)
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}
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func cleanChild(node *IpCidrNode) {
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for i := uint32(0); i < uint32(len(node.child)); i++ {
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delete(node.child, i)
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}
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}
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func search(root *IpCidrNode, groupValues []uint32) *IpCidrNode {
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node := root.getChild(groupValues[0])
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if node == nil || node.Mark {
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return node
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}
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for _, value := range groupValues[1:] {
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if !node.hasChild(value) {
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return nil
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}
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node = node.getChild(value)
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if node == nil || node.Mark {
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return node
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}
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}
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return nil
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}
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// return net.IP To4 or To16 and is ipv4
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func checkAndConverterIp(ip net.IP) (net.IP, bool) {
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ipResult := ip.To4()
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if ipResult == nil {
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ipResult = ip.To16()
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if ipResult == nil {
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return nil, false
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}
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return ipResult, false
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}
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return ipResult, true
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}
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82
component/trie/trie_test.go
Normal file
82
component/trie/trie_test.go
Normal file
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@ -0,0 +1,82 @@
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package trie
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import (
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"net"
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"testing"
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)
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import "github.com/stretchr/testify/assert"
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func TestIpv4AddSuccess(t *testing.T) {
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trie := NewIpCidrTrie()
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err := trie.AddIpCidrForString("10.0.0.2/16")
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assert.Equal(t, nil, err)
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}
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func TestIpv4AddFail(t *testing.T) {
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trie := NewIpCidrTrie()
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err := trie.AddIpCidrForString("333.00.23.2/23")
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assert.IsType(t, new(net.ParseError), err)
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err = trie.AddIpCidrForString("22.3.34.2/222")
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assert.IsType(t, new(net.ParseError), err)
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err = trie.AddIpCidrForString("2.2.2.2")
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assert.IsType(t, new(net.ParseError), err)
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}
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func TestIpv4Search(t *testing.T) {
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trie := NewIpCidrTrie()
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assert.NoError(t, trie.AddIpCidrForString("129.2.36.0/16"))
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assert.NoError(t, trie.AddIpCidrForString("10.2.36.0/18"))
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assert.NoError(t, trie.AddIpCidrForString("16.2.23.0/24"))
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assert.NoError(t, trie.AddIpCidrForString("11.2.13.2/26"))
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assert.NoError(t, trie.AddIpCidrForString("55.5.6.3/8"))
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assert.NoError(t, trie.AddIpCidrForString("66.23.25.4/6"))
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assert.Equal(t, true, trie.IsContainForString("129.2.3.65"))
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assert.Equal(t, false, trie.IsContainForString("15.2.3.1"))
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assert.Equal(t, true, trie.IsContainForString("11.2.13.1"))
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assert.Equal(t, true, trie.IsContainForString("55.0.0.0"))
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assert.Equal(t, true, trie.IsContainForString("64.0.0.0"))
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assert.Equal(t, false, trie.IsContainForString("128.0.0.0"))
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assert.Equal(t, false, trie.IsContain(net.ParseIP("22")))
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assert.Equal(t, false, trie.IsContain(net.ParseIP("")))
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}
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func TestIpv6AddSuccess(t *testing.T) {
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trie := NewIpCidrTrie()
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err := trie.AddIpCidrForString("2001:0db8:02de:0000:0000:0000:0000:0e13/32")
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assert.Equal(t, nil, err)
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err = trie.AddIpCidrForString("2001:1db8:f2de::0e13/18")
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assert.Equal(t, nil, err)
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}
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func TestIpv6AddFail(t *testing.T) {
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trie := NewIpCidrTrie()
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err := trie.AddIpCidrForString("2001::25de::cade/23")
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assert.IsType(t, new(net.ParseError), err)
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err = trie.AddIpCidrForString("2001:0fa3:25de::cade/222")
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assert.IsType(t, new(net.ParseError), err)
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err = trie.AddIpCidrForString("2001:0fa3:25de::cade")
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assert.IsType(t, new(net.ParseError), err)
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}
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func TestIpv6Search(t *testing.T) {
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trie := NewIpCidrTrie()
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assert.NoError(t, trie.AddIpCidrForString("2001:b28:f23d:f001::e/128"))
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assert.NoError(t, trie.AddIpCidrForString("2001:67c:4e8:f002::e/12"))
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assert.NoError(t, trie.AddIpCidrForString("2001:b28:f23d:f003::e/96"))
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assert.NoError(t, trie.AddIpCidrForString("2001:67c:4e8:f002::a/32"))
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assert.NoError(t, trie.AddIpCidrForString("2001:67c:4e8:f004::a/60"))
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assert.NoError(t, trie.AddIpCidrForString("2001:b28:f23f:f005::a/64"))
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assert.Equal(t, true, trie.IsContainForString("2001:b28:f23d:f001::e"))
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assert.Equal(t, false, trie.IsContainForString("2222::fff2"))
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assert.Equal(t, true, trie.IsContainForString("2000::ffa0"))
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assert.Equal(t, true, trie.IsContainForString("2001:b28:f23f:f005:5662::"))
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assert.Equal(t, true, trie.IsContainForString("2001:67c:4e8:9666::1213"))
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assert.Equal(t, false, trie.IsContain(net.ParseIP("22233:22")))
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}
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@ -122,10 +122,10 @@ type Config struct {
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Hosts *trie.DomainTrie
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Profile *Profile
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Rules []C.Rule
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RuleProviders map[string]C.Rule
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Users []auth.AuthUser
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Proxies map[string]C.Proxy
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Providers map[string]providerTypes.ProxyProvider
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RuleProviders map[string]*providerTypes.RuleProvider
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}
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type RawDNS struct {
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@ -482,9 +482,28 @@ time = ClashTime()
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return nil
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}
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func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[string]C.Rule, error) {
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func parseRules(cfg *RawConfig, proxies map[string]C.Proxy) ([]C.Rule, map[string]*providerTypes.RuleProvider, error) {
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ruleProviders := map[string]*providerTypes.RuleProvider{}
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// parse rule provider
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for name, mapping := range cfg.RuleProvider {
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rp, err := R.ParseRuleProvider(name, mapping)
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if err != nil {
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return nil, nil, err
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}
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ruleProviders[name] = &rp
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R.SetRuleProvider(&rp)
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}
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for _, provider := range ruleProviders {
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log.Infoln("Start initial provider %s", (*provider).Name())
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if err := (*provider).Initial(); err != nil {
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return nil, nil, fmt.Errorf("initial rule provider %s error: %w", (*provider).Name(), err)
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}
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}
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rules := []C.Rule{}
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ruleProviders := map[string]C.Rule{}
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rulesConfig := cfg.Rule
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mode := cfg.Mode
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|
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@ -13,6 +13,7 @@ const (
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DstPort
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Process
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Script
|
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RuleSet
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MATCH
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)
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|
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|
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@ -44,6 +45,8 @@ func (rt RuleType) String() string {
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return "Script"
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case MATCH:
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return "Match"
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case RuleSet:
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return "RuleSet"
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default:
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return "Unknown"
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}
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|
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|
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|
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@ -75,7 +75,7 @@ func ApplyConfig(cfg *config.Config, force bool) {
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updateUsers(cfg.Users)
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updateProxies(cfg.Proxies, cfg.Providers)
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updateRules(cfg.Rules)
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updateRules(cfg.Rules, cfg.RuleProviders)
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updateHosts(cfg.Hosts)
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updateProfile(cfg)
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updateIPTables(cfg.DNS, cfg.General)
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|
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@ -176,8 +176,8 @@ func updateProxies(proxies map[string]C.Proxy, providers map[string]provider.Pro
|
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tunnel.UpdateProxies(proxies, providers)
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}
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func updateRules(rules []C.Rule) {
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tunnel.UpdateRules(rules)
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func updateRules(rules []C.Rule, ruleProviders map[string]*provider.RuleProvider) {
|
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tunnel.UpdateRules(rules, ruleProviders)
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}
|
||||
|
||||
func updateGeneral(general *config.General, force bool) {
|
||||
|
|
|
|||
|
|
@ -75,3 +75,54 @@ func findProviderByName(next http.Handler) http.Handler {
|
|||
next.ServeHTTP(w, r.WithContext(ctx))
|
||||
})
|
||||
}
|
||||
|
||||
func ruleProviderRouter() http.Handler {
|
||||
r := chi.NewRouter()
|
||||
r.Get("/", getRuleProviders)
|
||||
r.Route("/{name}", func(r chi.Router) {
|
||||
r.Use(parseRuleProviderName, findRuleProviderByName)
|
||||
r.Put("/", updateRuleProvider)
|
||||
})
|
||||
return r
|
||||
}
|
||||
|
||||
func getRuleProviders(w http.ResponseWriter, r *http.Request) {
|
||||
ruleProviders := tunnel.RuleProviders()
|
||||
render.JSON(w, r, render.M{
|
||||
"providers": ruleProviders,
|
||||
})
|
||||
}
|
||||
|
||||
func updateRuleProvider(w http.ResponseWriter, r *http.Request) {
|
||||
provider := r.Context().Value(CtxKeyProvider).(*provider.RuleProvider)
|
||||
if err := (*provider).Update(); err != nil {
|
||||
render.Status(r, http.StatusServiceUnavailable)
|
||||
render.JSON(w, r, newError(err.Error()))
|
||||
}
|
||||
|
||||
render.NoContent(w, r)
|
||||
}
|
||||
|
||||
func parseRuleProviderName(next http.Handler) http.Handler {
|
||||
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
name := getEscapeParam(r, "name")
|
||||
ctx := context.WithValue(r.Context(), CtxKeyProviderName, name)
|
||||
next.ServeHTTP(w, r.WithContext(ctx))
|
||||
})
|
||||
}
|
||||
|
||||
func findRuleProviderByName(next http.Handler) http.Handler {
|
||||
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
|
||||
name := r.Context().Value(CtxKeyProviderName).(string)
|
||||
providers := tunnel.RuleProviders()
|
||||
provider, exist := providers[name]
|
||||
if !exist {
|
||||
render.Status(r, http.StatusNotFound)
|
||||
render.JSON(w, r, ErrNotFound)
|
||||
return
|
||||
}
|
||||
|
||||
ctx := context.WithValue(r.Context(), CtxKeyProvider, provider)
|
||||
next.ServeHTTP(w, r.WithContext(ctx))
|
||||
})
|
||||
}
|
||||
|
|
|
|||
|
|
@ -70,6 +70,7 @@ func Start(addr string, secret string) {
|
|||
r.Mount("/rules", ruleRouter())
|
||||
r.Mount("/connections", connectionRouter())
|
||||
r.Mount("/providers/proxies", proxyProviderRouter())
|
||||
r.Mount("/providers/rules", ruleProviderRouter())
|
||||
})
|
||||
|
||||
if uiPath != "" {
|
||||
|
|
|
|||
186
rule/fetcher.go
Normal file
186
rule/fetcher.go
Normal file
|
|
@ -0,0 +1,186 @@
|
|||
package rules
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"crypto/md5"
|
||||
P "github.com/Dreamacro/clash/constant/provider"
|
||||
"github.com/Dreamacro/clash/log"
|
||||
"io/ioutil"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"time"
|
||||
)
|
||||
|
||||
var (
|
||||
fileMode os.FileMode = 0666
|
||||
dirMode os.FileMode = 0755
|
||||
)
|
||||
|
||||
type parser = func([]byte) (interface{}, error)
|
||||
|
||||
type fetcher struct {
|
||||
name string
|
||||
vehicle P.Vehicle
|
||||
updatedAt *time.Time
|
||||
ticker *time.Ticker
|
||||
done chan struct{}
|
||||
hash [16]byte
|
||||
parser parser
|
||||
onUpdate func(interface{}) error
|
||||
}
|
||||
|
||||
func (f *fetcher) Name() string {
|
||||
return f.name
|
||||
}
|
||||
|
||||
func (f *fetcher) VehicleType() P.VehicleType {
|
||||
return f.vehicle.Type()
|
||||
}
|
||||
|
||||
func (f *fetcher) Initial() (interface{}, error) {
|
||||
var (
|
||||
buf []byte
|
||||
hasLocal bool
|
||||
err error
|
||||
)
|
||||
|
||||
if stat, fErr := os.Stat(f.vehicle.Path()); fErr == nil {
|
||||
buf, err = ioutil.ReadFile(f.vehicle.Path())
|
||||
modTime := stat.ModTime()
|
||||
f.updatedAt = &modTime
|
||||
hasLocal = true
|
||||
} else {
|
||||
buf, err = f.vehicle.Read()
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
rules, err := f.parser(buf)
|
||||
if err != nil {
|
||||
if !hasLocal {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
buf, err = f.vehicle.Read()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
rules, err = f.parser(buf)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
hasLocal = false
|
||||
}
|
||||
|
||||
if f.vehicle.Type() != P.File && !hasLocal {
|
||||
if err := safeWrite(f.vehicle.Path(), buf); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
f.hash = md5.Sum(buf)
|
||||
if f.ticker != nil {
|
||||
go f.pullLoop()
|
||||
}
|
||||
|
||||
return rules, nil
|
||||
}
|
||||
|
||||
func (f *fetcher) Update() (interface{}, bool, error) {
|
||||
buf, err := f.vehicle.Read()
|
||||
if err != nil {
|
||||
return nil, false, err
|
||||
}
|
||||
|
||||
now := time.Now()
|
||||
hash := md5.Sum(buf)
|
||||
if bytes.Equal(f.hash[:], hash[:]) {
|
||||
f.updatedAt = &now
|
||||
return nil, true, nil
|
||||
}
|
||||
|
||||
rules, err := f.parser(buf)
|
||||
if err != nil {
|
||||
return nil, false, err
|
||||
}
|
||||
|
||||
if f.vehicle.Type() != P.File {
|
||||
if err := safeWrite(f.vehicle.Path(), buf); err != nil {
|
||||
return nil, false, err
|
||||
}
|
||||
}
|
||||
|
||||
f.updatedAt = &now
|
||||
f.hash = hash
|
||||
|
||||
return rules, false, nil
|
||||
}
|
||||
|
||||
func (f *fetcher) Destroy() error {
|
||||
if f.ticker != nil {
|
||||
f.done <- struct{}{}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func newFetcher(name string, interval time.Duration, vehicle P.Vehicle, parser parser, onUpdate func(interface{}) error) *fetcher {
|
||||
var ticker *time.Ticker
|
||||
if interval != 0 {
|
||||
ticker = time.NewTicker(interval)
|
||||
}
|
||||
|
||||
return &fetcher{
|
||||
name: name,
|
||||
ticker: ticker,
|
||||
vehicle: vehicle,
|
||||
parser: parser,
|
||||
done: make(chan struct{}, 1),
|
||||
onUpdate: onUpdate,
|
||||
}
|
||||
}
|
||||
|
||||
func safeWrite(path string, buf []byte) error {
|
||||
dir := filepath.Dir(path)
|
||||
|
||||
if _, err := os.Stat(dir); os.IsNotExist(err) {
|
||||
if err := os.MkdirAll(dir, dirMode); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
return ioutil.WriteFile(path, buf, fileMode)
|
||||
}
|
||||
|
||||
func (f *fetcher) pullLoop() {
|
||||
for {
|
||||
select {
|
||||
case <-f.ticker.C:
|
||||
elm, same, err := f.Update()
|
||||
if err != nil {
|
||||
log.Warnln("[Provider] %s pull error: %s", f.Name(), err.Error())
|
||||
continue
|
||||
}
|
||||
|
||||
if same {
|
||||
log.Debugln("[Provider] %s's rules doesn't change", f.Name())
|
||||
continue
|
||||
}
|
||||
|
||||
log.Infoln("[Provider] %s's rules update", f.Name())
|
||||
if f.onUpdate != nil {
|
||||
err := f.onUpdate(elm)
|
||||
if err != nil {
|
||||
log.Infoln("[Provider] %s update failed", f.Name())
|
||||
}
|
||||
}
|
||||
|
||||
case <-f.done:
|
||||
f.ticker.Stop()
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -2,8 +2,11 @@ package rules
|
|||
|
||||
import (
|
||||
"fmt"
|
||||
|
||||
"github.com/Dreamacro/clash/adapter/provider"
|
||||
"github.com/Dreamacro/clash/common/structure"
|
||||
C "github.com/Dreamacro/clash/constant"
|
||||
P "github.com/Dreamacro/clash/constant/provider"
|
||||
"time"
|
||||
)
|
||||
|
||||
func ParseRule(tp, payload, target string, params []string) (C.Rule, error) {
|
||||
|
|
@ -42,9 +45,52 @@ func ParseRule(tp, payload, target string, params []string) (C.Rule, error) {
|
|||
parsed, parseErr = NewProcess(payload, target, ruleExtra)
|
||||
case "MATCH":
|
||||
parsed = NewMatch(target, ruleExtra)
|
||||
case "RULE-SET":
|
||||
parsed, parseErr = NewRuleSet(payload, target)
|
||||
default:
|
||||
parseErr = fmt.Errorf("unsupported rule type %s", tp)
|
||||
}
|
||||
|
||||
return parsed, parseErr
|
||||
}
|
||||
|
||||
type ruleProviderSchema struct {
|
||||
Type string `provider:"type"`
|
||||
Behavior string `provider:"behavior"`
|
||||
Path string `provider:"path"`
|
||||
URL string `provider:"url,omitempty"`
|
||||
Interval int `provider:"interval,omitempty"`
|
||||
}
|
||||
|
||||
func ParseRuleProvider(name string, mapping map[string]interface{}) (P.RuleProvider, error) {
|
||||
schema := &ruleProviderSchema{}
|
||||
decoder := structure.NewDecoder(structure.Option{TagName: "provider", WeaklyTypedInput: true})
|
||||
if err := decoder.Decode(mapping, schema); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
var behavior P.RuleType
|
||||
|
||||
switch schema.Behavior {
|
||||
case "domain":
|
||||
behavior = P.Domain
|
||||
case "ipcidr":
|
||||
behavior = P.IPCIDR
|
||||
case "classical":
|
||||
behavior = P.Classical
|
||||
default:
|
||||
return nil, fmt.Errorf("unsupported behavior type: %s", schema.Behavior)
|
||||
}
|
||||
|
||||
path := C.Path.Resolve(schema.Path)
|
||||
var vehicle P.Vehicle
|
||||
switch schema.Type {
|
||||
case "file":
|
||||
vehicle = provider.NewFileVehicle(path)
|
||||
case "http":
|
||||
vehicle = provider.NewHTTPVehicle(schema.URL, path)
|
||||
default:
|
||||
return nil, fmt.Errorf("unsupported vehicle type: %s", schema.Type)
|
||||
}
|
||||
|
||||
return NewRuleSetProvider(name, behavior, time.Duration(uint(schema.Interval))*time.Second, vehicle), nil
|
||||
}
|
||||
|
|
|
|||
246
rule/provider.go
Normal file
246
rule/provider.go
Normal file
|
|
@ -0,0 +1,246 @@
|
|||
package rules
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"github.com/Dreamacro/clash/component/trie"
|
||||
C "github.com/Dreamacro/clash/constant"
|
||||
P "github.com/Dreamacro/clash/constant/provider"
|
||||
"gopkg.in/yaml.v2"
|
||||
"runtime"
|
||||
"strings"
|
||||
"time"
|
||||
)
|
||||
|
||||
var (
|
||||
ruleProviders = map[string]*P.RuleProvider{}
|
||||
)
|
||||
|
||||
type ruleSetProvider struct {
|
||||
*fetcher
|
||||
behavior P.RuleType
|
||||
shouldResolveIP bool
|
||||
count int
|
||||
DomainRules *trie.DomainTrie
|
||||
IPCIDRRules *trie.IpCidrTrie
|
||||
ClassicalRules []C.Rule
|
||||
}
|
||||
|
||||
type RuleSetProvider struct {
|
||||
*ruleSetProvider
|
||||
}
|
||||
|
||||
type RulePayload struct {
|
||||
/**
|
||||
key: Domain or IP Cidr
|
||||
value: Rule type or is empty
|
||||
*/
|
||||
Rules []string `yaml:"payload"`
|
||||
}
|
||||
|
||||
func RuleProviders() map[string]*P.RuleProvider {
|
||||
return ruleProviders
|
||||
}
|
||||
|
||||
func SetRuleProvider(ruleProvider *P.RuleProvider) {
|
||||
if ruleProvider != nil {
|
||||
ruleProviders[(*ruleProvider).Name()] = ruleProvider
|
||||
}
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) Type() P.ProviderType {
|
||||
return P.Rule
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) Initial() error {
|
||||
elm, err := rp.fetcher.Initial()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
return rp.fetcher.onUpdate(elm)
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) Update() error {
|
||||
elm, same, err := rp.fetcher.Update()
|
||||
if err == nil && !same {
|
||||
return rp.fetcher.onUpdate(elm)
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) Behavior() P.RuleType {
|
||||
return rp.behavior
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) Match(metadata *C.Metadata) bool {
|
||||
switch rp.behavior {
|
||||
case P.Domain:
|
||||
return rp.DomainRules.Search(metadata.Host) != nil
|
||||
case P.IPCIDR:
|
||||
return rp.IPCIDRRules.IsContain(metadata.DstIP)
|
||||
case P.Classical:
|
||||
for _, rule := range rp.ClassicalRules {
|
||||
if rule.Match(metadata) {
|
||||
return true
|
||||
}
|
||||
}
|
||||
|
||||
return false
|
||||
default:
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) ShouldResolveIP() bool {
|
||||
return rp.shouldResolveIP
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) AsRule(adaptor string) C.Rule {
|
||||
panic("implement me")
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) MarshalJSON() ([]byte, error) {
|
||||
return json.Marshal(
|
||||
map[string]interface{}{
|
||||
"behavior": rp.behavior.String(),
|
||||
"name": rp.Name(),
|
||||
"ruleCount": rp.count,
|
||||
"type": rp.Type().String(),
|
||||
"updatedAt": rp.updatedAt,
|
||||
"vehicleType": rp.VehicleType().String(),
|
||||
})
|
||||
}
|
||||
|
||||
func NewRuleSetProvider(name string, behavior P.RuleType, interval time.Duration, vehicle P.Vehicle) P.RuleProvider {
|
||||
rp := &ruleSetProvider{
|
||||
behavior: behavior,
|
||||
}
|
||||
|
||||
onUpdate := func(elm interface{}) error {
|
||||
rulesRaw := elm.([]string)
|
||||
rp.count = len(rulesRaw)
|
||||
rules, err := constructRules(rp.behavior, rulesRaw)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
rp.shouldResolveIP = false
|
||||
rp.setRules(rules)
|
||||
return nil
|
||||
}
|
||||
|
||||
fetcher := newFetcher(name, interval, vehicle, rulesParse, onUpdate)
|
||||
rp.fetcher = fetcher
|
||||
wrapper := &RuleSetProvider{
|
||||
rp,
|
||||
}
|
||||
|
||||
runtime.SetFinalizer(wrapper, rp.fetcher.Destroy())
|
||||
return wrapper
|
||||
}
|
||||
|
||||
func rulesParse(buf []byte) (interface{}, error) {
|
||||
rulePayload := RulePayload{}
|
||||
err := yaml.Unmarshal(buf, &rulePayload)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return rulePayload.Rules, nil
|
||||
}
|
||||
|
||||
func constructRules(behavior P.RuleType, rules []string) (interface{}, error) {
|
||||
switch behavior {
|
||||
case P.Domain:
|
||||
return handleDomainRules(rules)
|
||||
case P.IPCIDR:
|
||||
return handleIpCidrRules(rules)
|
||||
case P.Classical:
|
||||
return handleClassicalRules(rules)
|
||||
default:
|
||||
return nil, errors.New("unknown behavior type")
|
||||
}
|
||||
}
|
||||
|
||||
func handleDomainRules(rules []string) (interface{}, error) {
|
||||
domainRules := trie.New()
|
||||
for _, rawRule := range rules {
|
||||
ruleType, rule, _ := ruleParse(rawRule)
|
||||
if ruleType != "" {
|
||||
return nil, errors.New("error format of domain")
|
||||
}
|
||||
|
||||
if err := domainRules.Insert(rule, ""); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
return domainRules, nil
|
||||
}
|
||||
|
||||
func handleIpCidrRules(rules []string) (interface{}, error) {
|
||||
ipCidrRules := trie.NewIpCidrTrie()
|
||||
for _, rawRule := range rules {
|
||||
ruleType, rule, _ := ruleParse(rawRule)
|
||||
if ruleType != "" {
|
||||
return nil, errors.New("error format of ip-cidr")
|
||||
}
|
||||
|
||||
if err := ipCidrRules.AddIpCidrForString(rule); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
return ipCidrRules, nil
|
||||
}
|
||||
|
||||
func handleClassicalRules(rules []string) (interface{}, error) {
|
||||
var classicalRules []C.Rule
|
||||
for _, rawRule := range rules {
|
||||
ruleType, rule, params := ruleParse(rawRule)
|
||||
if ruleType == "RULE-SET" {
|
||||
return nil, errors.New("error rule type")
|
||||
}
|
||||
|
||||
r, err := ParseRule(ruleType, rule, "", params)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
classicalRules = append(classicalRules, r)
|
||||
}
|
||||
return classicalRules, nil
|
||||
}
|
||||
|
||||
func ruleParse(ruleRaw string) (string, string, []string) {
|
||||
item := strings.Split(ruleRaw, ",")
|
||||
if len(item) == 1 {
|
||||
return "", item[0], nil
|
||||
} else if len(item) == 2 {
|
||||
return item[0], item[1], nil
|
||||
} else if len(item) > 2 {
|
||||
return item[0], item[1], item[2:]
|
||||
}
|
||||
|
||||
return "", "", nil
|
||||
}
|
||||
|
||||
func (rp *ruleSetProvider) setRules(rules interface{}) {
|
||||
switch rp.behavior {
|
||||
case P.Domain:
|
||||
rp.DomainRules = rules.(*trie.DomainTrie)
|
||||
rp.shouldResolveIP = false
|
||||
case P.Classical:
|
||||
rp.ClassicalRules = rules.([]C.Rule)
|
||||
for i := range rp.ClassicalRules {
|
||||
if rp.ClassicalRules[i].ShouldResolveIP() {
|
||||
rp.shouldResolveIP = true
|
||||
break
|
||||
}
|
||||
}
|
||||
case P.IPCIDR:
|
||||
rp.IPCIDRRules = rules.(*trie.IpCidrTrie)
|
||||
rp.shouldResolveIP = true
|
||||
default:
|
||||
}
|
||||
}
|
||||
57
rule/rule_set.go
Normal file
57
rule/rule_set.go
Normal file
|
|
@ -0,0 +1,57 @@
|
|||
package rules
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
C "github.com/Dreamacro/clash/constant"
|
||||
P "github.com/Dreamacro/clash/constant/provider"
|
||||
)
|
||||
|
||||
type RuleSet struct {
|
||||
ruleProviderName string
|
||||
adapter string
|
||||
ruleProvider *P.RuleProvider
|
||||
}
|
||||
|
||||
func (rs *RuleSet) RuleType() C.RuleType {
|
||||
return C.RuleSet
|
||||
}
|
||||
|
||||
func (rs *RuleSet) Match(metadata *C.Metadata) bool {
|
||||
return rs.getProviders().Match(metadata)
|
||||
}
|
||||
|
||||
func (rs *RuleSet) Adapter() string {
|
||||
return rs.adapter
|
||||
}
|
||||
|
||||
func (rs *RuleSet) Payload() string {
|
||||
return rs.getProviders().Name()
|
||||
}
|
||||
|
||||
func (rs *RuleSet) ShouldResolveIP() bool {
|
||||
return rs.getProviders().Behavior() != P.Domain
|
||||
}
|
||||
func (rs *RuleSet) getProviders() P.RuleProvider {
|
||||
if rs.ruleProvider == nil {
|
||||
rp := RuleProviders()[rs.ruleProviderName]
|
||||
rs.ruleProvider = rp
|
||||
}
|
||||
|
||||
return *rs.ruleProvider
|
||||
}
|
||||
|
||||
func (rs *RuleSet) RuleExtra() *C.RuleExtra {
|
||||
return nil
|
||||
}
|
||||
|
||||
func NewRuleSet(ruleProviderName string, adapter string) (*RuleSet, error) {
|
||||
rp, ok := RuleProviders()[ruleProviderName]
|
||||
if !ok {
|
||||
return nil, fmt.Errorf("rule set %s not found", ruleProviderName)
|
||||
}
|
||||
return &RuleSet{
|
||||
ruleProviderName: ruleProviderName,
|
||||
adapter: adapter,
|
||||
ruleProvider: rp,
|
||||
}, nil
|
||||
}
|
||||
|
|
@ -27,7 +27,7 @@ var (
|
|||
proxies = make(map[string]C.Proxy)
|
||||
providers map[string]provider.ProxyProvider
|
||||
configMux sync.RWMutex
|
||||
|
||||
ruleProviders map[string]*provider.RuleProvider
|
||||
// Outbound Rule
|
||||
mode = Rule
|
||||
|
||||
|
|
@ -57,9 +57,10 @@ func Rules() []C.Rule {
|
|||
}
|
||||
|
||||
// UpdateRules handle update rules
|
||||
func UpdateRules(newRules []C.Rule) {
|
||||
func UpdateRules(newRules []C.Rule, rp map[string]*provider.RuleProvider) {
|
||||
configMux.Lock()
|
||||
rules = newRules
|
||||
ruleProviders = rp
|
||||
configMux.Unlock()
|
||||
}
|
||||
|
||||
|
|
@ -73,6 +74,11 @@ func Providers() map[string]provider.ProxyProvider {
|
|||
return providers
|
||||
}
|
||||
|
||||
// RuleProviders return all loaded rule providers
|
||||
func RuleProviders() map[string]*provider.RuleProvider {
|
||||
return ruleProviders
|
||||
}
|
||||
|
||||
// UpdateProxies handle update proxies
|
||||
func UpdateProxies(newProxies map[string]C.Proxy, newProviders map[string]provider.ProxyProvider) {
|
||||
configMux.Lock()
|
||||
|
|
|
|||
Loading…
Reference in a new issue