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authorgluk256 <gluk256@users.noreply.github.com>2017-02-13 20:15:20 +0800
committerFelix Lange <fjl@users.noreply.github.com>2017-02-13 20:15:20 +0800
commit65ed6a9def4d23bbe6109ae4b841a56510d0c476 (patch)
tree4012f9fe986db7deb3d9c8dbf5b0ba5652f6e32c
parent564b60520c68a1f06171abd705c01946b932492f (diff)
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whisper: add tests for mailserver (#3631)
-rw-r--r--cmd/wnode/main.go7
-rw-r--r--whisper/mailserver/mailserver.go36
-rw-r--r--whisper/mailserver/server_test.go183
3 files changed, 217 insertions, 9 deletions
diff --git a/cmd/wnode/main.go b/cmd/wnode/main.go
index cbf093aa7..55565eab2 100644
--- a/cmd/wnode/main.go
+++ b/cmd/wnode/main.go
@@ -209,10 +209,15 @@ func initialize() {
nodeid = shh.NewIdentity()
}
+ maxPeers := 80
+ if *bootstrapMode {
+ maxPeers = 800
+ }
+
server = &p2p.Server{
Config: p2p.Config{
PrivateKey: nodeid,
- MaxPeers: 128,
+ MaxPeers: maxPeers,
Name: common.MakeName("whisper-go", "5.0"),
Protocols: shh.Protocols(),
ListenAddr: *argIP,
diff --git a/whisper/mailserver/mailserver.go b/whisper/mailserver/mailserver.go
index f7d6c3e5c..3e08a3b7e 100644
--- a/whisper/mailserver/mailserver.go
+++ b/whisper/mailserver/mailserver.go
@@ -22,6 +22,7 @@ import (
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/rlp"
@@ -101,11 +102,19 @@ func (s *WMailServer) Archive(env *whisper.Envelope) {
}
func (s *WMailServer) DeliverMail(peer *whisper.Peer, request *whisper.Envelope) {
- ok, lower, upper, topic := s.validate(peer, request)
- if !ok {
+ if peer == nil {
+ glog.V(logger.Error).Info("Whisper peer is nil")
return
}
+ ok, lower, upper, topic := s.validateRequest(peer.ID(), request)
+ if ok {
+ s.processRequest(peer, lower, upper, topic)
+ }
+}
+
+func (s *WMailServer) processRequest(peer *whisper.Peer, lower, upper uint32, topic whisper.TopicType) []*whisper.Envelope {
+ ret := make([]*whisper.Envelope, 0)
var err error
var zero common.Hash
var empty whisper.TopicType
@@ -122,10 +131,15 @@ func (s *WMailServer) DeliverMail(peer *whisper.Peer, request *whisper.Envelope)
}
if topic == empty || envelope.Topic == topic {
- err = s.w.SendP2PDirect(peer, &envelope)
- if err != nil {
- glog.V(logger.Error).Infof("Failed to send direct message to peer: %s", err)
- return
+ if peer == nil {
+ // used for test purposes
+ ret = append(ret, &envelope)
+ } else {
+ err = s.w.SendP2PDirect(peer, &envelope)
+ if err != nil {
+ glog.V(logger.Error).Infof("Failed to send direct message to peer: %s", err)
+ return nil
+ }
}
}
}
@@ -134,9 +148,11 @@ func (s *WMailServer) DeliverMail(peer *whisper.Peer, request *whisper.Envelope)
if err != nil {
glog.V(logger.Error).Infof("Level DB iterator error: %s", err)
}
+
+ return ret
}
-func (s *WMailServer) validate(peer *whisper.Peer, request *whisper.Envelope) (bool, uint32, uint32, whisper.TopicType) {
+func (s *WMailServer) validateRequest(peerID []byte, request *whisper.Envelope) (bool, uint32, uint32, whisper.TopicType) {
var topic whisper.TopicType
if s.pow > 0.0 && request.PoW() < s.pow {
return false, 0, 0, topic
@@ -154,7 +170,11 @@ func (s *WMailServer) validate(peer *whisper.Peer, request *whisper.Envelope) (b
return false, 0, 0, topic
}
- if bytes.Equal(peer.ID(), decrypted.Signature) {
+ src := crypto.FromECDSAPub(decrypted.Src)
+ if len(src)-len(peerID) == 1 {
+ src = src[1:]
+ }
+ if !bytes.Equal(peerID, src) {
glog.V(logger.Warn).Infof("Wrong signature of p2p request")
return false, 0, 0, topic
}
diff --git a/whisper/mailserver/server_test.go b/whisper/mailserver/server_test.go
new file mode 100644
index 000000000..24abf6c1a
--- /dev/null
+++ b/whisper/mailserver/server_test.go
@@ -0,0 +1,183 @@
+// Copyright 2016 The go-ethereum Authors
+// This file is part of go-ethereum.
+//
+// go-ethereum is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// go-ethereum is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+
+package mailserver
+
+import (
+ "crypto/ecdsa"
+ "encoding/binary"
+ "io/ioutil"
+ "math/rand"
+ "testing"
+ "time"
+
+ "github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/crypto"
+ whisper "github.com/ethereum/go-ethereum/whisper/whisperv5"
+)
+
+const powRequirement = 0.00001
+const keyName = "6d604bac5401ce9a6b995f1b45a4ab"
+
+var shh *whisper.Whisper
+var seed = time.Now().Unix()
+
+type ServerTestParams struct {
+ topic whisper.TopicType
+ low uint32
+ upp uint32
+ key *ecdsa.PrivateKey
+}
+
+func assert(statement bool, text string, t *testing.T) {
+ if !statement {
+ t.Fatal(text)
+ }
+}
+
+func TestDBKey(t *testing.T) {
+ var h common.Hash
+ i := uint32(time.Now().Unix())
+ k := NewDbKey(i, h)
+ assert(len(k.raw) == common.HashLength+4, "wrong DB key length", t)
+ assert(byte(i%0x100) == k.raw[3], "raw representation should be big endian", t)
+ assert(byte(i/0x1000000) == k.raw[0], "big endian expected", t)
+}
+
+func generateEnvelope(t *testing.T) *whisper.Envelope {
+ params := &whisper.MessageParams{
+ KeySym: []byte("test key"),
+ Topic: whisper.TopicType{},
+ Payload: []byte("test payload"),
+ PoW: powRequirement,
+ WorkTime: 2,
+ }
+
+ msg := whisper.NewSentMessage(params)
+ env, err := msg.Wrap(params)
+ if err != nil {
+ t.Fatalf("failed to wrap with seed %d: %s.", seed, err)
+ }
+ return env
+}
+
+func TestMailServer(t *testing.T) {
+ const password = "password_for_this_test"
+ const dbPath = "whisper-server-test"
+
+ _, err := ioutil.TempDir("", dbPath)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ var server WMailServer
+ shh = whisper.NewWhisper(&server)
+ server.Init(shh, dbPath, password, powRequirement)
+ defer server.Close()
+
+ err = shh.AddSymKey(keyName, []byte(password))
+ if err != nil {
+ t.Fatalf("Failed to create symmetric key for mail request: %s", err)
+ }
+
+ rand.Seed(seed)
+ env := generateEnvelope(t)
+ server.Archive(env)
+ deliverTest(t, &server, env)
+}
+
+func deliverTest(t *testing.T, server *WMailServer, env *whisper.Envelope) {
+ testPeerID := shh.NewIdentity()
+ birth := env.Expiry - env.TTL
+ p := &ServerTestParams{
+ topic: env.Topic,
+ low: birth - 1,
+ upp: birth + 1,
+ key: testPeerID,
+ }
+ singleRequest(t, server, env, p, true)
+
+ p.low, p.upp = birth+1, 0xffffffff
+ singleRequest(t, server, env, p, false)
+
+ p.low, p.upp = 0, birth-1
+ singleRequest(t, server, env, p, false)
+
+ p.low = birth - 1
+ p.upp = birth + 1
+ p.topic[0]++
+ singleRequest(t, server, env, p, false)
+}
+
+func singleRequest(t *testing.T, server *WMailServer, env *whisper.Envelope, p *ServerTestParams, expect bool) {
+ request := createRequest(t, p)
+ src := crypto.FromECDSAPub(&p.key.PublicKey)
+ ok, lower, upper, topic := server.validateRequest(src, request)
+ if !ok {
+ t.Fatalf("request validation failed, seed: %d.", seed)
+ }
+ if lower != p.low {
+ t.Fatalf("request validation failed (lower bound), seed: %d.", seed)
+ }
+ if upper != p.upp {
+ t.Fatalf("request validation failed (upper bound), seed: %d.", seed)
+ }
+ if topic != p.topic {
+ t.Fatalf("request validation failed (topic), seed: %d.", seed)
+ }
+
+ var exist bool
+ mail := server.processRequest(nil, p.low, p.upp, p.topic)
+ for _, msg := range mail {
+ if msg.Hash() == env.Hash() {
+ exist = true
+ break
+ }
+ }
+
+ if exist != expect {
+ t.Fatalf("error: exist = %v, seed: %d.", exist, seed)
+ }
+
+ src[0]++
+ ok, lower, upper, topic = server.validateRequest(src, request)
+ if ok {
+ t.Fatalf("request validation false positive, seed: %d.", seed)
+ }
+}
+
+func createRequest(t *testing.T, p *ServerTestParams) *whisper.Envelope {
+ data := make([]byte, 8+whisper.TopicLength)
+ binary.BigEndian.PutUint32(data, p.low)
+ binary.BigEndian.PutUint32(data[4:], p.upp)
+ copy(data[8:], p.topic[:])
+
+ params := &whisper.MessageParams{
+ KeySym: shh.GetSymKey(keyName),
+ Topic: p.topic,
+ Payload: data,
+ PoW: powRequirement * 2,
+ WorkTime: 2,
+ Src: p.key,
+ }
+
+ msg := whisper.NewSentMessage(params)
+ env, err := msg.Wrap(params)
+ if err != nil {
+ t.Fatalf("failed to wrap with seed %d: %s.", seed, err)
+ }
+ return env
+}