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sub2sing-box/pkg/parser/vmess.go

139 lines
2.9 KiB
Go

package parser
import (
"encoding/json"
"errors"
"net/url"
"strconv"
"strings"
"sub2sing-box/internal/model"
"sub2sing-box/internal/util"
)
func ParseVmess(proxy string) (model.Proxy, error) {
if !strings.HasPrefix(proxy, "vmess://") {
return model.Proxy{}, errors.New("invalid vmess url")
}
base64, err := util.DecodeBase64(strings.TrimPrefix(proxy, "vmess://"))
if err != nil {
return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
}
var vmess model.VmessJson
err = json.Unmarshal([]byte(base64), &vmess)
if err != nil {
return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
}
port := 0
switch vmess.Port.(type) {
case string:
port, err = strconv.Atoi(vmess.Port.(string))
if err != nil {
return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
}
case float64:
port = int(vmess.Port.(float64))
}
aid := 0
switch vmess.Aid.(type) {
case string:
aid, err = strconv.Atoi(vmess.Aid.(string))
if err != nil {
return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
}
case float64:
aid = int(vmess.Aid.(float64))
}
if vmess.Scy == "" {
vmess.Scy = "auto"
}
name, err := url.QueryUnescape(vmess.Ps)
if err != nil {
name = vmess.Ps
}
result := model.Proxy{
Type: "vmess",
Tag: name,
VMess: model.VMess{
Server: vmess.Add,
ServerPort: uint16(port),
UUID: vmess.Id,
AlterId: aid,
Security: vmess.Scy,
},
}
if vmess.Tls == "tls" {
var alpn []string
if strings.Contains(vmess.Alpn, ",") {
alpn = strings.Split(vmess.Alpn, ",")
} else {
alpn = nil
}
tls := model.OutboundTLSOptions{
Enabled: true,
UTLS: &model.OutboundUTLSOptions{
Fingerprint: vmess.Fp,
},
ALPN: alpn,
}
result.VMess.TLS = &tls
}
if vmess.Net == "ws" {
if vmess.Path == "" {
vmess.Path = "/"
}
if vmess.Host == "" {
vmess.Host = vmess.Add
}
ws := model.V2RayWebsocketOptions{
Path: vmess.Path,
Headers: map[string]string{
"Host": vmess.Host,
},
}
transport := model.V2RayTransportOptions{
Type: "ws",
WebsocketOptions: ws,
}
result.VMess.Transport = &transport
}
if vmess.Net == "quic" {
quic := model.V2RayQUICOptions{}
transport := model.V2RayTransportOptions{
Type: "quic",
QUICOptions: quic,
}
result.VMess.Transport = &transport
}
if vmess.Net == "grpc" {
grpc := model.V2RayGRPCOptions{
ServiceName: vmess.Path,
PermitWithoutStream: true,
}
transport := model.V2RayTransportOptions{
Type: "grpc",
GRPCOptions: grpc,
}
result.VMess.Transport = &transport
}
if vmess.Net == "h2" {
httpOps := model.V2RayHTTPOptions{
Host: strings.Split(vmess.Host, ","),
Path: vmess.Path,
}
transport := model.V2RayTransportOptions{
Type: "http",
HTTPOptions: httpOps,
}
result.VMess.Transport = &transport
}
return result, nil
}