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Commit b01cfce3 authored by lash's avatar lash Committed by Anton Evangelatov
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swarm/pss: Reduce input vulnerabilities (#18304)

parent de4265fa
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Inline Side-by-side
Showing with 116 additions and 60 deletions
swarm/pss/api.go
View file @ b01cfce3
......@@ -92,7 +92,7 @@ func (pssapi *API) Receive(ctx context.Context, topic Topic, raw bool, prox bool
}
func (pssapi *API) GetAddress(topic Topic, asymmetric bool, key string) (PssAddress, error) {
var addr *PssAddress
var addr PssAddress
if asymmetric {
peer, ok := pssapi.Pss.pubKeyPool[key][topic]
if !ok {
......@@ -107,7 +107,7 @@ func (pssapi *API) GetAddress(topic Topic, asymmetric bool, key string) (PssAddr
addr = peer.address
}
return *addr, nil
return addr, nil
}
// Retrieves the node's base address in hex form
......@@ -128,7 +128,7 @@ func (pssapi *API) SetPeerPublicKey(pubkey hexutil.Bytes, topic Topic, addr PssA
if err != nil {
return fmt.Errorf("Cannot unmarshal pubkey: %x", pubkey)
}
err = pssapi.Pss.SetPeerPublicKey(pk, topic, &addr)
err = pssapi.Pss.SetPeerPublicKey(pk, topic, addr)
if err != nil {
return fmt.Errorf("Invalid key: %x", pk)
}
......@@ -141,11 +141,11 @@ func (pssapi *API) GetSymmetricKey(symkeyid string) (hexutil.Bytes, error) {
}
func (pssapi *API) GetSymmetricAddressHint(topic Topic, symkeyid string) (PssAddress, error) {
return *pssapi.Pss.symKeyPool[symkeyid][topic].address, nil
return pssapi.Pss.symKeyPool[symkeyid][topic].address, nil
}
func (pssapi *API) GetAsymmetricAddressHint(topic Topic, pubkeyid string) (PssAddress, error) {
return *pssapi.Pss.pubKeyPool[pubkeyid][topic].address, nil
return pssapi.Pss.pubKeyPool[pubkeyid][topic].address, nil
}
func (pssapi *API) StringToTopic(topicstring string) (Topic, error) {
......@@ -157,14 +157,23 @@ func (pssapi *API) StringToTopic(topicstring string) (Topic, error) {
}
func (pssapi *API) SendAsym(pubkeyhex string, topic Topic, msg hexutil.Bytes) error {
if err := validateMsg(msg); err != nil {
return err
}
return pssapi.Pss.SendAsym(pubkeyhex, topic, msg[:])
}
func (pssapi *API) SendSym(symkeyhex string, topic Topic, msg hexutil.Bytes) error {
if err := validateMsg(msg); err != nil {
return err
}
return pssapi.Pss.SendSym(symkeyhex, topic, msg[:])
}
func (pssapi *API) SendRaw(addr hexutil.Bytes, topic Topic, msg hexutil.Bytes) error {
if err := validateMsg(msg); err != nil {
return err
}
return pssapi.Pss.SendRaw(PssAddress(addr), topic, msg[:])
}
......@@ -177,3 +186,10 @@ func (pssapi *API) GetPeerTopics(pubkeyhex string) ([]Topic, error) {
func (pssapi *API) GetPeerAddress(pubkeyhex string, topic Topic) (PssAddress, error) {
return pssapi.Pss.getPeerAddress(pubkeyhex, topic)
}
func validateMsg(msg []byte) error {
if len(msg) == 0 {
return errors.New("invalid message length")
}
return nil
}
swarm/pss/handshake.go
View file @ b01cfce3
......@@ -321,9 +321,7 @@ func (ctl *HandshakeController) handleKeys(pubkeyid string, keymsg *handshakeMsg
for _, key := range keymsg.Keys {
sendsymkey := make([]byte, len(key))
copy(sendsymkey, key)
var address PssAddress
copy(address[:], keymsg.From)
sendsymkeyid, err := ctl.pss.setSymmetricKey(sendsymkey, keymsg.Topic, &address, false, false)
sendsymkeyid, err := ctl.pss.setSymmetricKey(sendsymkey, keymsg.Topic, PssAddress(keymsg.From), false, false)
if err != nil {
return err
}
......@@ -356,7 +354,7 @@ func (ctl *HandshakeController) handleKeys(pubkeyid string, keymsg *handshakeMsg
func (ctl *HandshakeController) sendKey(pubkeyid string, topic *Topic, keycount uint8) ([]string, error) {
var requestcount uint8
to := &PssAddress{}
to := PssAddress{}
if _, ok := ctl.pss.pubKeyPool[pubkeyid]; !ok {
return []string{}, errors.New("Invalid public key")
} else if psp, ok := ctl.pss.pubKeyPool[pubkeyid][*topic]; ok {
......@@ -564,5 +562,5 @@ func (api *HandshakeAPI) SendSym(symkeyid string, topic Topic, msg hexutil.Bytes
api.ctrl.symKeyIndex[symkeyid].count++
log.Trace("increment symkey send use", "symkeyid", symkeyid, "count", api.ctrl.symKeyIndex[symkeyid].count, "limit", api.ctrl.symKeyIndex[symkeyid].limit, "receiver", common.ToHex(crypto.FromECDSAPub(api.ctrl.pss.PublicKey())))
}
return
return err
}
swarm/pss/handshake_test.go
View file @ b01cfce3
......@@ -30,6 +30,7 @@ import (
// asymmetrical key exchange between two directly connected peers
// full address, partial address (8 bytes) and empty address
func TestHandshake(t *testing.T) {
t.Skip("handshakes are not adapted to current pss core code")
t.Run("32", testHandshake)
t.Run("8", testHandshake)
t.Run("0", testHandshake)
......
swarm/pss/notify/notify.go
View file @ b01cfce3
......@@ -138,7 +138,7 @@ func (c *Controller) Subscribe(name string, pubkey *ecdsa.PublicKey, address pss
c.mu.Lock()
defer c.mu.Unlock()
msg := NewMsg(MsgCodeStart, name, c.pss.BaseAddr())
c.pss.SetPeerPublicKey(pubkey, controlTopic, &address)
c.pss.SetPeerPublicKey(pubkey, controlTopic, address)
pubkeyId := hexutil.Encode(crypto.FromECDSAPub(pubkey))
smsg, err := rlp.EncodeToBytes(msg)
if err != nil {
......@@ -271,7 +271,7 @@ func (c *Controller) addToBin(ntfr *notifier, address []byte) (symKeyId string,
currentBin.count++
symKeyId = currentBin.symKeyId
} else {
symKeyId, err = c.pss.GenerateSymmetricKey(ntfr.topic, &pssAddress, false)
symKeyId, err = c.pss.GenerateSymmetricKey(ntfr.topic, pssAddress, false)
if err != nil {
return "", nil, err
}
......@@ -312,7 +312,7 @@ func (c *Controller) handleStartMsg(msg *Msg, keyid string) (err error) {
if err != nil {
return err
}
err = c.pss.SetPeerPublicKey(pubkey, controlTopic, &pssAddress)
err = c.pss.SetPeerPublicKey(pubkey, controlTopic, pssAddress)
if err != nil {
return err
}
......@@ -335,7 +335,7 @@ func (c *Controller) handleNotifyWithKeyMsg(msg *Msg) error {
// \TODO keep track of and add actual address
updaterAddr := pss.PssAddress([]byte{})
c.pss.SetSymmetricKey(symkey, topic, &updaterAddr, true)
c.pss.SetSymmetricKey(symkey, topic, updaterAddr, true)
c.pss.Register(&topic, pss.NewHandler(c.Handler))
return c.subscriptions[msg.namestring].handler(msg.namestring, msg.Payload[:len(msg.Payload)-symKeyLength])
}
......
swarm/pss/pss.go
View file @ b01cfce3
......@@ -81,7 +81,7 @@ type senderPeer interface {
// member `protected` prevents garbage collection of the instance
type pssPeer struct {
lastSeen time.Time
address *PssAddress
address PssAddress
protected bool
}
......@@ -396,10 +396,12 @@ func (p *Pss) handlePssMsg(ctx context.Context, msg interface{}) error {
// raw is simplest handler contingency to check, so check that first
var isRaw bool
if pssmsg.isRaw() {
if _, ok := p.topicHandlerCaps[psstopic]; ok {
if !p.topicHandlerCaps[psstopic].raw {
log.Debug("No handler for raw message", "topic", psstopic)
return nil
}
}
isRaw = true
}
......@@ -437,10 +439,10 @@ func (p *Pss) process(pssmsg *PssMsg, raw bool, prox bool) error {
var err error
var recvmsg *whisper.ReceivedMessage
var payload []byte
var from *PssAddress
var from PssAddress
var asymmetric bool
var keyid string
var keyFunc func(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, *PssAddress, error)
var keyFunc func(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, PssAddress, error)
envelope := pssmsg.Payload
psstopic := Topic(envelope.Topic)
......@@ -473,7 +475,7 @@ func (p *Pss) process(pssmsg *PssMsg, raw bool, prox bool) error {
}
func (p *Pss) executeHandlers(topic Topic, payload []byte, from *PssAddress, raw bool, prox bool, asymmetric bool, keyid string) {
func (p *Pss) executeHandlers(topic Topic, payload []byte, from PssAddress, raw bool, prox bool, asymmetric bool, keyid string) {
handlers := p.getHandlers(topic)
peer := p2p.NewPeer(enode.ID{}, fmt.Sprintf("%x", from), []p2p.Cap{})
for h := range handlers {
......@@ -528,7 +530,10 @@ func (p *Pss) isSelfPossibleRecipient(msg *PssMsg, prox bool) bool {
//
// The value in `address` will be used as a routing hint for the
// public key / topic association
func (p *Pss) SetPeerPublicKey(pubkey *ecdsa.PublicKey, topic Topic, address *PssAddress) error {
func (p *Pss) SetPeerPublicKey(pubkey *ecdsa.PublicKey, topic Topic, address PssAddress) error {
if err := validateAddress(address); err != nil {
return err
}
pubkeybytes := crypto.FromECDSAPub(pubkey)
if len(pubkeybytes) == 0 {
return fmt.Errorf("invalid public key: %v", pubkey)
......@@ -543,12 +548,12 @@ func (p *Pss) SetPeerPublicKey(pubkey *ecdsa.PublicKey, topic Topic, address *Ps
}
p.pubKeyPool[pubkeyid][topic] = psp
p.pubKeyPoolMu.Unlock()
log.Trace("added pubkey", "pubkeyid", pubkeyid, "topic", topic, "address", common.ToHex(*address))
log.Trace("added pubkey", "pubkeyid", pubkeyid, "topic", topic, "address", address)
return nil
}
// Automatically generate a new symkey for a topic and address hint
func (p *Pss) GenerateSymmetricKey(topic Topic, address *PssAddress, addToCache bool) (string, error) {
func (p *Pss) GenerateSymmetricKey(topic Topic, address PssAddress, addToCache bool) (string, error) {
keyid, err := p.w.GenerateSymKey()
if err != nil {
return "", err
......@@ -569,11 +574,14 @@ func (p *Pss) GenerateSymmetricKey(topic Topic, address *PssAddress, addToCache
//
// Returns a string id that can be used to retrieve the key bytes
// from the whisper backend (see pss.GetSymmetricKey())
func (p *Pss) SetSymmetricKey(key []byte, topic Topic, address *PssAddress, addtocache bool) (string, error) {
func (p *Pss) SetSymmetricKey(key []byte, topic Topic, address PssAddress, addtocache bool) (string, error) {
if err := validateAddress(address); err != nil {
return "", err
}
return p.setSymmetricKey(key, topic, address, addtocache, true)
}
func (p *Pss) setSymmetricKey(key []byte, topic Topic, address *PssAddress, addtocache bool, protected bool) (string, error) {
func (p *Pss) setSymmetricKey(key []byte, topic Topic, address PssAddress, addtocache bool, protected bool) (string, error) {
keyid, err := p.w.AddSymKeyDirect(key)
if err != nil {
return "", err
......@@ -585,7 +593,7 @@ func (p *Pss) setSymmetricKey(key []byte, topic Topic, address *PssAddress, addt
// adds a symmetric key to the pss key pool, and optionally adds the key
// to the collection of keys used to attempt symmetric decryption of
// incoming messages
func (p *Pss) addSymmetricKeyToPool(keyid string, topic Topic, address *PssAddress, addtocache bool, protected bool) {
func (p *Pss) addSymmetricKeyToPool(keyid string, topic Topic, address PssAddress, addtocache bool, protected bool) {
psp := &pssPeer{
address: address,
protected: protected,
......@@ -601,7 +609,7 @@ func (p *Pss) addSymmetricKeyToPool(keyid string, topic Topic, address *PssAddre
p.symKeyDecryptCache[p.symKeyDecryptCacheCursor%cap(p.symKeyDecryptCache)] = &keyid
}
key, _ := p.GetSymmetricKey(keyid)
log.Trace("added symkey", "symkeyid", keyid, "symkey", common.ToHex(key), "topic", topic, "address", fmt.Sprintf("%p", address), "cache", addtocache)
log.Trace("added symkey", "symkeyid", keyid, "symkey", common.ToHex(key), "topic", topic, "address", address, "cache", addtocache)
}
// Returns a symmetric key byte seqyence stored in the whisper backend
......@@ -622,7 +630,7 @@ func (p *Pss) GetPublickeyPeers(keyid string) (topic []Topic, address []PssAddre
defer p.pubKeyPoolMu.RUnlock()
for t, peer := range p.pubKeyPool[keyid] {
topic = append(topic, t)
address = append(address, *peer.address)
address = append(address, peer.address)
}
return topic, address, nil
......@@ -633,7 +641,7 @@ func (p *Pss) getPeerAddress(keyid string, topic Topic) (PssAddress, error) {
defer p.pubKeyPoolMu.RUnlock()
if peers, ok := p.pubKeyPool[keyid]; ok {
if t, ok := peers[topic]; ok {
return *t.address, nil
return t.address, nil
}
}
return nil, fmt.Errorf("peer with pubkey %s, topic %x not found", keyid, topic)
......@@ -645,7 +653,7 @@ func (p *Pss) getPeerAddress(keyid string, topic Topic) (PssAddress, error) {
// encapsulating the decrypted message, and the whisper backend id
// of the symmetric key used to decrypt the message.
// It fails if decryption of the message fails or if the message is corrupted
func (p *Pss) processSym(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, *PssAddress, error) {
func (p *Pss) processSym(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, PssAddress, error) {
metrics.GetOrRegisterCounter("pss.process.sym", nil).Inc(1)
for i := p.symKeyDecryptCacheCursor; i > p.symKeyDecryptCacheCursor-cap(p.symKeyDecryptCache) && i > 0; i-- {
......@@ -677,7 +685,7 @@ func (p *Pss) processSym(envelope *whisper.Envelope) (*whisper.ReceivedMessage,
// encapsulating the decrypted message, and the byte representation of
// the public key used to decrypt the message.
// It fails if decryption of message fails, or if the message is corrupted
func (p *Pss) processAsym(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, *PssAddress, error) {
func (p *Pss) processAsym(envelope *whisper.Envelope) (*whisper.ReceivedMessage, string, PssAddress, error) {
metrics.GetOrRegisterCounter("pss.process.asym", nil).Inc(1)
recvmsg, err := envelope.OpenAsymmetric(p.privateKey)
......@@ -689,7 +697,7 @@ func (p *Pss) processAsym(envelope *whisper.Envelope) (*whisper.ReceivedMessage,
return nil, "", nil, fmt.Errorf("invalid message")
}
pubkeyid := common.ToHex(crypto.FromECDSAPub(recvmsg.Src))
var from *PssAddress
var from PssAddress
p.pubKeyPoolMu.Lock()
if p.pubKeyPool[pubkeyid][Topic(envelope.Topic)] != nil {
from = p.pubKeyPool[pubkeyid][Topic(envelope.Topic)].address
......@@ -751,6 +759,9 @@ func (p *Pss) enqueue(msg *PssMsg) error {
//
// Will fail if raw messages are disallowed
func (p *Pss) SendRaw(address PssAddress, topic Topic, msg []byte) error {
if err := validateAddress(address); err != nil {
return err
}
pssMsgParams := &msgParams{
raw: true,
}
......@@ -770,9 +781,11 @@ func (p *Pss) SendRaw(address PssAddress, topic Topic, msg []byte) error {
// if we have a proxhandler on this topic
// also deliver message to ourselves
if _, ok := p.topicHandlerCaps[topic]; ok {
if p.isSelfPossibleRecipient(pssMsg, true) && p.topicHandlerCaps[topic].prox {
return p.process(pssMsg, true, true)
}
}
return nil
}
......@@ -789,11 +802,8 @@ func (p *Pss) SendSym(symkeyid string, topic Topic, msg []byte) error {
p.symKeyPoolMu.Unlock()
if !ok {
return fmt.Errorf("invalid topic '%s' for symkey '%s'", topic.String(), symkeyid)
} else if psp.address == nil {
return fmt.Errorf("no address hint for topic '%s' symkey '%s'", topic.String(), symkeyid)
}
err = p.send(*psp.address, topic, msg, false, symkey)
return err
return p.send(psp.address, topic, msg, false, symkey)
}
// Send a message using asymmetric encryption
......@@ -808,13 +818,8 @@ func (p *Pss) SendAsym(pubkeyid string, topic Topic, msg []byte) error {
p.pubKeyPoolMu.Unlock()
if !ok {
return fmt.Errorf("invalid topic '%s' for pubkey '%s'", topic.String(), pubkeyid)
} else if psp.address == nil {
return fmt.Errorf("no address hint for topic '%s' pubkey '%s'", topic.String(), pubkeyid)
}
go func() {
p.send(*psp.address, topic, msg, true, common.FromHex(pubkeyid))
}()
return nil
return p.send(psp.address, topic, msg, true, common.FromHex(pubkeyid))
}
// Send is payload agnostic, and will accept any byte slice as payload
......@@ -1034,3 +1039,10 @@ func (p *Pss) digestBytes(msg []byte) pssDigest {
copy(digest[:], key[:digestLength])
return digest
}
func validateAddress(addr PssAddress) error {
if len(addr) > addressLength {
return errors.New("address too long")
}
return nil
}
swarm/pss/pss_test.go
View file @ b01cfce3
......@@ -407,7 +407,7 @@ func TestProxShortCircuit(t *testing.T) {
// try the same prox message with sym and asym send
proxAddrPss := PssAddress(proxMessageAddress)
symKeyId, err := ps.GenerateSymmetricKey(topic, &proxAddrPss, true)
symKeyId, err := ps.GenerateSymmetricKey(topic, proxAddrPss, true)
go func() {
err := ps.SendSym(symKeyId, topic, []byte("baz"))
if err != nil {
......@@ -424,7 +424,7 @@ func TestProxShortCircuit(t *testing.T) {
t.Fatal("sym timeout")
}
err = ps.SetPeerPublicKey(&privKey.PublicKey, topic, &proxAddrPss)
err = ps.SetPeerPublicKey(&privKey.PublicKey, topic, proxAddrPss)
if err != nil {
t.Fatal(err)
}
......@@ -786,14 +786,14 @@ func TestKeys(t *testing.T) {
copy(addr, network.RandomAddr().Over())
outkey := network.RandomAddr().Over()
topicobj := BytesToTopic([]byte("foo:42"))
ps.SetPeerPublicKey(&theirprivkey.PublicKey, topicobj, &addr)
outkeyid, err := ps.SetSymmetricKey(outkey, topicobj, &addr, false)
ps.SetPeerPublicKey(&theirprivkey.PublicKey, topicobj, addr)
outkeyid, err := ps.SetSymmetricKey(outkey, topicobj, addr, false)
if err != nil {
t.Fatalf("failed to set 'our' outgoing symmetric key")
}
// make a symmetric key that we will send to peer for encrypting messages to us
inkeyid, err := ps.GenerateSymmetricKey(topicobj, &addr, true)
inkeyid, err := ps.GenerateSymmetricKey(topicobj, addr, true)
if err != nil {
t.Fatalf("failed to set 'our' incoming symmetric key")
}
......@@ -816,8 +816,8 @@ func TestKeys(t *testing.T) {
// check that the key is stored in the peerpool
psp := ps.symKeyPool[inkeyid][topicobj]
if psp.address != &addr {
t.Fatalf("inkey address does not match; %p != %p", psp.address, &addr)
if !bytes.Equal(psp.address, addr) {
t.Fatalf("inkey address does not match; %p != %p", psp.address, addr)
}
}
......@@ -1008,6 +1008,34 @@ func TestRawAllow(t *testing.T) {
}
}
// BELOW HERE ARE TESTS USING THE SIMULATION FRAMEWORK
// tests that the API layer can handle edge case values
func TestApi(t *testing.T) {
clients, err := setupNetwork(2, true)
if err != nil {
t.Fatal(err)
}
topic := "0xdeadbeef"
err = clients[0].Call(nil, "pss_sendRaw", "0x", topic, "0x666f6f")
if err != nil {
t.Fatal(err)
}
err = clients[0].Call(nil, "pss_sendRaw", "0xabcdef", topic, "0x")
if err == nil {
t.Fatal("expected error on empty msg")
}
overflowAddr := [33]byte{}
err = clients[0].Call(nil, "pss_sendRaw", hexutil.Encode(overflowAddr[:]), topic, "0x666f6f")
if err == nil {
t.Fatal("expected error on send too big address")
}
}
// verifies that nodes can send and receive raw (verbatim) messages
func TestSendRaw(t *testing.T) {
t.Run("32", testSendRaw)
......@@ -1668,7 +1696,7 @@ func benchmarkSymKeySend(b *testing.B) {
topic := BytesToTopic([]byte("foo"))
to := make(PssAddress, 32)
copy(to[:], network.RandomAddr().Over())
symkeyid, err := ps.GenerateSymmetricKey(topic, &to, true)
symkeyid, err := ps.GenerateSymmetricKey(topic, to, true)
if err != nil {
b.Fatalf("could not generate symkey: %v", err)
}
......@@ -1676,7 +1704,7 @@ func benchmarkSymKeySend(b *testing.B) {
if err != nil {
b.Fatalf("could not retrieve symkey: %v", err)
}
ps.SetSymmetricKey(symkey, topic, &to, false)
ps.SetSymmetricKey(symkey, topic, to, false)
b.ResetTimer()
for i := 0; i < b.N; i++ {
......@@ -1712,7 +1740,7 @@ func benchmarkAsymKeySend(b *testing.B) {
topic := BytesToTopic([]byte("foo"))
to := make(PssAddress, 32)
copy(to[:], network.RandomAddr().Over())
ps.SetPeerPublicKey(&privkey.PublicKey, topic, &to)
ps.SetPeerPublicKey(&privkey.PublicKey, topic, to)
b.ResetTimer()
for i := 0; i < b.N; i++ {
ps.SendAsym(common.ToHex(crypto.FromECDSAPub(&privkey.PublicKey)), topic, msg)
......@@ -1761,7 +1789,7 @@ func benchmarkSymkeyBruteforceChangeaddr(b *testing.B) {
for i := 0; i < int(keycount); i++ {
to := make(PssAddress, 32)
copy(to[:], network.RandomAddr().Over())
keyid, err = ps.GenerateSymmetricKey(topic, &to, true)
keyid, err = ps.GenerateSymmetricKey(topic, to, true)
if err != nil {
b.Fatalf("cant generate symkey #%d: %v", i, err)
}
......@@ -1843,7 +1871,7 @@ func benchmarkSymkeyBruteforceSameaddr(b *testing.B) {
topic := BytesToTopic([]byte("foo"))
for i := 0; i < int(keycount); i++ {
copy(addr[i], network.RandomAddr().Over())
keyid, err = ps.GenerateSymmetricKey(topic, &addr[i], true)
keyid, err = ps.GenerateSymmetricKey(topic, addr[i], true)
if err != nil {
b.Fatalf("cant generate symkey #%d: %v", i, err)
}
......@@ -2044,12 +2072,13 @@ func NewAPITest(ps *Pss) *APITest {
return &APITest{Pss: ps}
}
func (apitest *APITest) SetSymKeys(pubkeyid string, recvsymkey []byte, sendsymkey []byte, limit uint16, topic Topic, to PssAddress) ([2]string, error) {
recvsymkeyid, err := apitest.SetSymmetricKey(recvsymkey, topic, &to, true)
func (apitest *APITest) SetSymKeys(pubkeyid string, recvsymkey []byte, sendsymkey []byte, limit uint16, topic Topic, to hexutil.Bytes) ([2]string, error) {
recvsymkeyid, err := apitest.SetSymmetricKey(recvsymkey, topic, PssAddress(to), true)
if err != nil {
return [2]string{}, err
}
sendsymkeyid, err := apitest.SetSymmetricKey(sendsymkey, topic, &to, false)
sendsymkeyid, err := apitest.SetSymmetricKey(sendsymkey, topic, PssAddress(to), false)
if err != nil {
return [2]string{}, err
}
......
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