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khatru: nip86 "u" tag checking normalization fix.

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This commit is contained in:
fiatjaf
2025-09-05 11:06:17 -03:00
parent 0770f217a5
commit 5f8b069f5d
1 changed files with 16 additions and 4 deletions
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20
khatru/nip86.go
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@@ -86,13 +86,25 @@ func (rl *Relay) HandleNIP86(w http.ResponseWriter, r *http.Request) {
goto respond goto respond
} }
if uTag := evt.Tags.Find("u"); uTag == nil || rl.getBaseURL(r) != uTag[1] { uTag := evt.Tags.Find("u")
resp.Error = fmt.Sprintf("invalid 'u' tag, expected '%s', got '%s'", rl.getBaseURL(r), uTag[1]) if uTag == nil {
resp.Error = "missing \"u\" tag"
goto respond goto respond
} else if pht := evt.Tags.FindWithValue("payload", hex.EncodeToString(payloadHash[:])); pht == nil { }
expected := nostr.NormalizeURL(rl.getBaseURL(r))
got := nostr.NormalizeURL(uTag[1])
if expected != got {
resp.Error = fmt.Sprintf("invalid \"u\" tag, expected '%s', got '%s'", expected, got)
goto respond
}
if pht := evt.Tags.FindWithValue("payload", hex.EncodeToString(payloadHash[:])); pht == nil {
resp.Error = "invalid auth event payload hash" resp.Error = "invalid auth event payload hash"
goto respond goto respond
} else if evt.CreatedAt < nostr.Now()-30 { }
if evt.CreatedAt < nostr.Now()-30 {
resp.Error = "auth event is too old" resp.Error = "auth event is too old"
goto respond goto respond
} }