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Code Issues Wiki Activity

fix: ssr uri decode (#2116)

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This commit is contained in:
Restia-Ashbell
2025-06-21 12:19:13 +08:00
committed by GitHub
parent 6cfaf15cbf
commit 5344e869a8
2 changed files with 23 additions and 3 deletions
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20
common/convert/base64.go
View File

@ -2,6 +2,7 @@ package convert
import (
"encoding/base64"
"fmt"
"strings"
)
@ -43,3 +44,22 @@ func decodeUrlSafe(data string) string {
}
return string(dcBuf)
}
func TryDecodeBase64(s string) (decoded []byte, err error) {
if len(s)%4 == 0 {
if decoded, err = base64.StdEncoding.DecodeString(s); err == nil {
return
}
if decoded, err = base64.URLEncoding.DecodeString(s); err == nil {
return
}
} else {
if decoded, err = base64.RawStdEncoding.DecodeString(s); err == nil {
return
}
if decoded, err = base64.RawURLEncoding.DecodeString(s); err == nil {
return
}
}
return nil, fmt.Errorf("invalid base64-encoded string")
}

6
common/convert/converter.go
View File

@ -456,12 +456,12 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
proxies = append(proxies, ss)
case "ssr":
dcBuf, err := encRaw.DecodeString(body)
dcBuf, err := TryDecodeBase64(body)
if err != nil {
continue
}
// ssr://host:port:protocol:method:obfs:urlsafebase64pass/?obfsparam=urlsafebase64&protoparam=&remarks=urlsafebase64&group=urlsafebase64&udpport=0&uot=1
// ssr://host:port:protocol:method:obfs:urlsafebase64pass/?obfsparam=urlsafebase64param&protoparam=urlsafebase64param&remarks=urlsafebase64remarks&group=urlsafebase64group&udpport=0&uot=1
before, after, ok := strings.Cut(string(dcBuf), "/?")
if !ok {
@ -490,7 +490,7 @@ func ConvertsV2Ray(buf []byte) ([]map[string]any, error) {
name := uniqueName(names, remarks)
obfsParam := decodeUrlSafe(query.Get("obfsparam"))
protocolParam := query.Get("protoparam")
protocolParam := decodeUrlSafe(query.Get("protoparam"))
ssr := make(map[string]any, 20)