forked from cerc-io/plugeth
258 lines
6.6 KiB
Go
258 lines
6.6 KiB
Go
package notify
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import (
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"bytes"
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"context"
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"flag"
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"fmt"
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"os"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/ethereum/go-ethereum/p2p/simulations"
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"github.com/ethereum/go-ethereum/p2p/simulations/adapters"
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"github.com/ethereum/go-ethereum/swarm/network"
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"github.com/ethereum/go-ethereum/swarm/pss"
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"github.com/ethereum/go-ethereum/swarm/state"
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whisper "github.com/ethereum/go-ethereum/whisper/whisperv5"
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)
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var (
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loglevel = flag.Int("l", 3, "loglevel")
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psses map[string]*pss.Pss
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w *whisper.Whisper
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wapi *whisper.PublicWhisperAPI
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)
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func init() {
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flag.Parse()
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hs := log.StreamHandler(os.Stderr, log.TerminalFormat(true))
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hf := log.LvlFilterHandler(log.Lvl(*loglevel), hs)
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h := log.CallerFileHandler(hf)
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log.Root().SetHandler(h)
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w = whisper.New(&whisper.DefaultConfig)
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wapi = whisper.NewPublicWhisperAPI(w)
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psses = make(map[string]*pss.Pss)
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}
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// Creates a client node and notifier node
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// Client sends pss notifications requests
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// notifier sends initial notification with symmetric key, and
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// second notification symmetrically encrypted
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func TestStart(t *testing.T) {
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adapter := adapters.NewSimAdapter(newServices(false))
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net := simulations.NewNetwork(adapter, &simulations.NetworkConfig{
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ID: "0",
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DefaultService: "bzz",
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})
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leftNodeConf := adapters.RandomNodeConfig()
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leftNodeConf.Services = []string{"bzz", "pss"}
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leftNode, err := net.NewNodeWithConfig(leftNodeConf)
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if err != nil {
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t.Fatal(err)
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}
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err = net.Start(leftNode.ID())
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if err != nil {
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t.Fatal(err)
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}
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rightNodeConf := adapters.RandomNodeConfig()
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rightNodeConf.Services = []string{"bzz", "pss"}
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rightNode, err := net.NewNodeWithConfig(rightNodeConf)
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if err != nil {
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t.Fatal(err)
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}
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err = net.Start(rightNode.ID())
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if err != nil {
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t.Fatal(err)
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}
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err = net.Connect(rightNode.ID(), leftNode.ID())
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if err != nil {
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t.Fatal(err)
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}
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leftRpc, err := leftNode.Client()
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if err != nil {
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t.Fatal(err)
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}
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rightRpc, err := rightNode.Client()
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if err != nil {
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t.Fatal(err)
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}
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var leftAddr string
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err = leftRpc.Call(&leftAddr, "pss_baseAddr")
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if err != nil {
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t.Fatal(err)
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}
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var rightAddr string
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err = rightRpc.Call(&rightAddr, "pss_baseAddr")
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if err != nil {
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t.Fatal(err)
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}
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var leftPub string
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err = leftRpc.Call(&leftPub, "pss_getPublicKey")
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if err != nil {
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t.Fatal(err)
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}
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var rightPub string
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err = rightRpc.Call(&rightPub, "pss_getPublicKey")
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if err != nil {
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t.Fatal(err)
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}
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rsrcName := "foo.eth"
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rsrcTopic := pss.BytesToTopic([]byte(rsrcName))
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// wait for kademlia table to populate
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time.Sleep(time.Second)
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ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
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defer cancel()
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rmsgC := make(chan *pss.APIMsg)
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rightSub, err := rightRpc.Subscribe(ctx, "pss", rmsgC, "receive", controlTopic, false, false)
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if err != nil {
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t.Fatal(err)
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}
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defer rightSub.Unsubscribe()
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updateC := make(chan []byte)
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updateMsg := []byte{}
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ctrlClient := NewController(psses[rightPub])
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ctrlNotifier := NewController(psses[leftPub])
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ctrlNotifier.NewNotifier("foo.eth", 2, updateC)
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pubkeybytes, err := hexutil.Decode(leftPub)
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if err != nil {
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t.Fatal(err)
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}
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pubkey, err := crypto.UnmarshalPubkey(pubkeybytes)
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if err != nil {
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t.Fatal(err)
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}
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addrbytes, err := hexutil.Decode(leftAddr)
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if err != nil {
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t.Fatal(err)
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}
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ctrlClient.Subscribe(rsrcName, pubkey, addrbytes, func(s string, b []byte) error {
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if s != "foo.eth" || !bytes.Equal(updateMsg, b) {
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t.Fatalf("unexpected result in client handler: '%s':'%x'", s, b)
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}
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log.Info("client handler receive", "s", s, "b", b)
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return nil
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})
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var inMsg *pss.APIMsg
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select {
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case inMsg = <-rmsgC:
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case <-ctx.Done():
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t.Fatal(ctx.Err())
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}
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dMsg, err := NewMsgFromPayload(inMsg.Msg)
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if err != nil {
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t.Fatal(err)
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}
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if dMsg.namestring != rsrcName {
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t.Fatalf("expected name '%s', got '%s'", rsrcName, dMsg.namestring)
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}
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if !bytes.Equal(dMsg.Payload[:len(updateMsg)], updateMsg) {
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t.Fatalf("expected payload first %d bytes '%x', got '%x'", len(updateMsg), updateMsg, dMsg.Payload[:len(updateMsg)])
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}
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if len(updateMsg)+symKeyLength != len(dMsg.Payload) {
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t.Fatalf("expected payload length %d, have %d", len(updateMsg)+symKeyLength, len(dMsg.Payload))
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}
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rightSubUpdate, err := rightRpc.Subscribe(ctx, "pss", rmsgC, "receive", rsrcTopic, false, false)
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if err != nil {
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t.Fatal(err)
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}
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defer rightSubUpdate.Unsubscribe()
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updateMsg = []byte("plugh")
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updateC <- updateMsg
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select {
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case inMsg = <-rmsgC:
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case <-ctx.Done():
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log.Error("timed out waiting for msg", "topic", fmt.Sprintf("%x", rsrcTopic))
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t.Fatal(ctx.Err())
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}
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dMsg, err = NewMsgFromPayload(inMsg.Msg)
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if err != nil {
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t.Fatal(err)
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}
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if dMsg.namestring != rsrcName {
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t.Fatalf("expected name %s, got %s", rsrcName, dMsg.namestring)
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}
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if !bytes.Equal(dMsg.Payload, updateMsg) {
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t.Fatalf("expected payload '%x', got '%x'", updateMsg, dMsg.Payload)
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}
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}
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func newServices(allowRaw bool) adapters.Services {
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stateStore := state.NewInmemoryStore()
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kademlias := make(map[enode.ID]*network.Kademlia)
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kademlia := func(id enode.ID) *network.Kademlia {
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if k, ok := kademlias[id]; ok {
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return k
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}
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params := network.NewKadParams()
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params.MinProxBinSize = 2
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params.MaxBinSize = 3
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params.MinBinSize = 1
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params.MaxRetries = 1000
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params.RetryExponent = 2
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params.RetryInterval = 1000000
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kademlias[id] = network.NewKademlia(id[:], params)
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return kademlias[id]
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}
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return adapters.Services{
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"pss": func(ctx *adapters.ServiceContext) (node.Service, error) {
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ctxlocal, cancel := context.WithTimeout(context.Background(), time.Second)
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defer cancel()
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keys, err := wapi.NewKeyPair(ctxlocal)
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if err != nil {
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return nil, err
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}
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privkey, err := w.GetPrivateKey(keys)
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if err != nil {
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return nil, err
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}
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pssp := pss.NewPssParams().WithPrivateKey(privkey)
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pssp.MsgTTL = time.Second * 30
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pssp.AllowRaw = allowRaw
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pskad := kademlia(ctx.Config.ID)
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ps, err := pss.NewPss(pskad, pssp)
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if err != nil {
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return nil, err
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}
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//psses[common.ToHex(crypto.FromECDSAPub(&privkey.PublicKey))] = ps
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psses[hexutil.Encode(crypto.FromECDSAPub(&privkey.PublicKey))] = ps
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return ps, nil
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},
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"bzz": func(ctx *adapters.ServiceContext) (node.Service, error) {
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addr := network.NewAddr(ctx.Config.Node())
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hp := network.NewHiveParams()
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hp.Discovery = false
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config := &network.BzzConfig{
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OverlayAddr: addr.Over(),
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UnderlayAddr: addr.Under(),
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HiveParams: hp,
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}
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return network.NewBzz(config, kademlia(ctx.Config.ID), stateStore, nil, nil), nil
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},
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}
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}
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