Files
realy/httpauth/nip98auth.go
2025-03-09 19:11:19 -01:06

54 lines
1.1 KiB
Go

package httpauth
import (
"encoding/base64"
"net/http"
"net/url"
"strings"
"realy.lol/event"
"realy.lol/kind"
"realy.lol/signer"
"realy.lol/tag"
"realy.lol/tags"
"realy.lol/timestamp"
)
const (
HeaderKey = "Authorization"
NIP98Prefix = "Nostr"
)
func MakeNIP98Event(u, method, hash string) (ev *event.T) {
if hash != "" {
ev = &event.T{
CreatedAt: timestamp.Now(),
Kind: kind.HTTPAuth,
Tags: tags.New(
tag.New("u", u),
tag.New("method", strings.ToUpper(method)),
tag.New("payload", hash),
),
}
} else {
ev = &event.T{
CreatedAt: timestamp.Now(),
Kind: kind.HTTPAuth,
Tags: tags.New(tag.New("u", u),
tag.New("method", strings.ToUpper(method))),
}
}
return
}
func AddNIP98Header(r *http.Request, ur *url.URL, method, hash string, sign signer.I) (err error) {
ev := MakeNIP98Event(ur.String(), method, hash)
if err = ev.Sign(sign); chk.E(err) {
return
}
log.T.F("nip-98 http auth event:\n%s\n", ev.SerializeIndented())
b64 := base64.URLEncoding.EncodeToString(ev.Serialize())
r.Header.Add(HeaderKey, "Nostr "+b64)
return
}