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Replace the regular implementation of the filter for proxy-providers and proxy-groups with regex2

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This commit is contained in:
admin 2022-02-16 22:18:05 +08:00
parent 847c91503b
commit 27292dac0c
4 changed files with 16 additions and 8 deletions
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12
adapter/outboundgroup/common.go
View file

@ -2,7 +2,7 @@ package outboundgroup
import (
"github.com/Dreamacro/clash/tunnel"
"regexp"
"github.com/dlclark/regexp2"
"time"
C "github.com/Dreamacro/clash/constant"
@ -23,12 +23,14 @@ func getProvidersProxies(providers []provider.ProxyProvider, touch bool, filter
}
}
var filterReg *regexp.Regexp = nil
matchedProxies := []C.Proxy{}
var filterReg *regexp2.Regexp = nil
var matchedProxies []C.Proxy
if len(filter) > 0 {
filterReg = regexp.MustCompile(filter)
//filterReg = regexp.MustCompile(filter)
filterReg = regexp2.MustCompile(filter, 0)
for _, p := range proxies {
if filterReg.MatchString(p.Name()) {
//if filterReg.MatchString(p.Name()) {
if mat, _ := filterReg.FindStringMatch(p.Name()); mat != nil {
matchedProxies = append(matchedProxies, p)
}
}

9
adapter/provider/provider.go
View file

@ -4,7 +4,7 @@ import (
"encoding/json"
"errors"
"fmt"
"regexp"
"github.com/dlclark/regexp2"
"runtime"
"time"
@ -101,7 +101,8 @@ func stopProxyProvider(pd *ProxySetProvider) {
}
func NewProxySetProvider(name string, interval time.Duration, filter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
filterReg, err := regexp.Compile(filter)
//filterReg, err := regexp.Compile(filter)
filterReg, err := regexp2.Compile(filter, 0)
if err != nil {
return nil, fmt.Errorf("invalid filter regex: %w", err)
}
@ -129,7 +130,9 @@ func NewProxySetProvider(name string, interval time.Duration, filter string, veh
proxies := []C.Proxy{}
for idx, mapping := range schema.Proxies {
if name, ok := mapping["name"]; ok && len(filter) > 0 && !filterReg.MatchString(name.(string)) {
name, ok := mapping["name"]
mat, _ := filterReg.FindStringMatch(name.(string))
if ok && len(filter) > 0 && mat == nil {
continue
}
proxy, err := adapter.ParseProxy(mapping)

1
go.mod
View file

@ -4,6 +4,7 @@ go 1.17
require (
github.com/Dreamacro/go-shadowsocks2 v0.1.7
github.com/dlclark/regexp2 v1.4.0
github.com/go-chi/chi/v5 v5.0.7
github.com/go-chi/cors v1.2.0
github.com/go-chi/render v1.0.1

2
go.sum
View file

@ -118,6 +118,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
github.com/dlclark/regexp2 v1.4.0 h1:F1rxgk7p4uKjwIQxBs9oAXe5CqrXlCduYEJvrF4u93E=
github.com/dlclark/regexp2 v1.4.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZgvJUkLughtfhJv5dyTYa91l1fOUCrgjqmcifM=
github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=