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package transport
import (
"fmt"
"net"
"net/url"
"strconv"
"github.com/containers/gvisor-tap-vsock/pkg/net/stdio"
mdlayhervsock "github.com/mdlayher/vsock"
"github.com/pkg/errors"
)
func Dial(endpoint string) (net.Conn, string, error) {
parsed, err := url.Parse(endpoint)
if err != nil {
return nil, "", err
}
switch parsed.Scheme {
case "vsock":
contextID, err := strconv.Atoi(parsed.Hostname())
if err != nil {
return nil, "", err
}
port, err := strconv.Atoi(parsed.Port())
if err != nil {
return nil, "", err
}
conn, err := mdlayhervsock.Dial(uint32(contextID), uint32(port), nil)
return conn, parsed.Path, err
case "unix":
conn, err := net.Dial("unix", parsed.Path)
return conn, "/connect", err
case "stdio":
var values []string
for k, vs := range parsed.Query() {
for _, v := range vs {
values = append(values, fmt.Sprintf("-%s=%s", k, v))
}
}
conn, err := stdio.Dial(parsed.Path, values...)
return conn, "", err
default:
return nil, "", errors.New("unexpected scheme")
}
}
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