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S27: HPKE-Base content wrap + public-key directory; reject xor on send
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Routing/error fields stay clear. Content is X25519-HKDF-SHA256-ChaCha20.
This commit is contained in:
George Lambert 2026-09-15 23:43:01 -04:00
parent 9cdc64b185
commit 94919185a9
8 changed files with 364 additions and 13 deletions
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23
go/internal/leaf/leaf_test.go
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@ -56,7 +56,7 @@ func TestSMSubjectsAck(t *testing.T) {
t.Fatal(err)
}
defer n.Shutdown()
good := []byte(`{"to":"npe.inbox.x","alg":"lab-xor","ct":"abcd","from_lookup_id":"lid-good"}`)
good := []byte(`{"to":"npe.inbox.x","alg":"npe","ct":"abcd","enc":"00","from_lookup_id":"lid-good"}`)
msg, err := n.nc.Request("verae.sm.send", good, time.Second)
if err != nil {
t.Fatal(err)
@ -89,7 +89,7 @@ func TestSMSendRejectsMissingTo(t *testing.T) {
t.Fatal(err)
}
defer n.Shutdown()
msg, err := n.nc.Request("verae.sm.send", []byte(`{"alg":"lab-xor","ct":"ab"}`), time.Second)
msg, err := n.nc.Request("verae.sm.send", []byte(`{"alg":"npe","ct":"ab"}`), time.Second)
if err != nil {
t.Fatal(err)
}
@ -100,13 +100,30 @@ func TestSMSendRejectsMissingTo(t *testing.T) {
}
}
func TestSMSendRejectsXORContent(t *testing.T) {
n, err := Start("")
if err != nil {
t.Fatal(err)
}
defer n.Shutdown()
msg, err := n.nc.Request("verae.sm.send", []byte(`{"to":"npe.inbox.x","alg":"lab-xor","ct":"ab"}`), time.Second)
if err != nil {
t.Fatal(err)
}
var ack map[string]any
_ = json.Unmarshal(msg.Data, &ack)
if ack["error_code"] != "SM-BAD-ALG" {
t.Fatalf("%s", msg.Data)
}
}
func TestSMSendRejectsEmptyCiphertext(t *testing.T) {
n, err := Start("")
if err != nil {
t.Fatal(err)
}
defer n.Shutdown()
msg, err := n.nc.Request("verae.sm.send", []byte(`{"to":"npe.inbox.x","alg":"lab-xor","ct":""}`), time.Second)
msg, err := n.nc.Request("verae.sm.send", []byte(`{"to":"npe.inbox.x","alg":"npe","ct":""}`), time.Second)
if err != nil {
t.Fatal(err)
}