func TestNewAccount(t *testing.T) {
t.Parallel()
groupPrivateKey, err := bbssig.GenerateGroup(rand.Reader)
if err != nil {
t.Fatal(err)
}
oneShotTest(t, &pond.Request{
NewAccount: &pond.NewAccount{
Generation: proto.Uint32(0),
Group: groupPrivateKey.Group.Marshal(),
},
}, func(t *testing.T, reply *pond.Reply) {
if reply.AccountCreated == nil {
t.Errorf("Bad reply to new account: %s", reply)
}
})
}
// Creates a chatroom, autogenerating all the keys for the chatroom
func createChatroom() *chatroom {
id := uuid.New()
groupPriv, err := bbssig.GenerateGroup(rand.Reader)
if err != nil {
log.Fatalf("Error while generating group key: %s", err)
panic("Error!")
}
memberPriv, err := groupPriv.NewMember(rand.Reader)
if err != nil {
log.Fatalf("Create Chatroom: Error while generating member key: %s", err)
panic("Error!")
}
chatRoom := newChatroom(id, groupPriv, groupPriv.Group, memberPriv)
chatRoom.valid = true
return chatRoom
}
func main() {
/* Generate parameters for a new ring and store in public and
private. */
var sk *bbssig.PrivateKey
var randread, err = os.Open("/dev/random")
if err != nil {
log.Fatal(err)
}
sk, err = bbssig.GenerateGroup(randread)
if err != nil {
log.Fatal(err)
}
/* Need to output marshelled form of group ring */
var pubhandle *os.File
pubhandle, err = os.Create(os.Args[1])
if err != nil {
log.Fatal(err)
}
objpack.PackGroup(pubhandle, sk.Group)
pubhandle.Close()
/*Now to save private key*/
var priv []byte
var privhandle *os.File
privhandle, err = os.Create(os.Args[2])
if err != nil {
log.Fatal("err")
}
priv = sk.Marshal()
/*TODO: pros and cons of encrypting this file*/
/*We write the group first as it is needed information for
unmarshalling*/
objpack.PackGroup(privhandle, sk.Group)
basepack.Packout(privhandle, priv)
privhandle.Close()
}
func (c *client) loadUI() error {
c.ui.initUI()
c.torAddress = "127.0.0.1:9050" // default for dev mode.
if !c.dev && !c.detectTor() {
if err := c.ui.torPromptUI(); err != nil {
return err
}
}
c.ui.loadingUI()
stateFile := &disk.StateFile{
Path: c.stateFilename,
Rand: c.rand,
Log: func(format string, args ...interface{}) {
c.log.Printf(format, args...)
},
}
var newAccount bool
var err error
if c.stateLock, err = stateFile.Lock(false /* don't create */); err == nil && c.stateLock == nil {
c.ui.errorUI("State file locked by another process. Waiting for lock.", false)
c.log.Errorf("Waiting for locked state file")
for {
if c.stateLock, err = stateFile.Lock(false /* don't create */); c.stateLock != nil {
break
}
if err := c.ui.sleepUI(1 * time.Second); err != nil {
return err
}
}
} else if err == nil {
} else if os.IsNotExist(err) {
newAccount = true
} else {
c.ui.errorUI(err.Error(), true)
if err := c.ui.ShutdownAndSuspend(); err != nil {
return err
}
}
if newAccount {
pub, priv, err := ed25519.GenerateKey(rand.Reader)
if err != nil {
panic(err)
}
copy(c.priv[:], priv[:])
copy(c.pub[:], pub[:])
if c.disableV2Ratchet {
c.randBytes(c.identity[:])
} else {
extra25519.PrivateKeyToCurve25519(&c.identity, priv)
}
curve25519.ScalarBaseMult(&c.identityPublic, &c.identity)
c.groupPriv, err = bbssig.GenerateGroup(rand.Reader)
if err != nil {
panic(err)
}
pw, err := c.ui.createPassphraseUI()
if err != nil {
return err
}
c.ui.createErasureStorage(pw, stateFile)
if err := c.ui.createAccountUI(); err != nil {
return err
}
newAccount = true
} else {
// First try with zero key.
err := c.loadState(stateFile, "")
for err == disk.BadPasswordError {
// That didn't work, try prompting for a key.
err = c.ui.keyPromptUI(stateFile)
}
if err == errInterrupted {
return err
}
if err != nil {
// Fatal error loading state. Abort.
c.ui.errorUI(err.Error(), true)
if err := c.ui.ShutdownAndSuspend(); err != nil {
return err
}
}
}
if newAccount {
c.stateLock, err = stateFile.Lock(true /* create */)
if err != nil {
err = errors.New("Failed to create state file: " + err.Error())
} else if c.stateLock == nil {
err = errors.New("Failed to obtain lock on created state file")
}
if err != nil {
c.ui.errorUI(err.Error(), true)
if err := c.ui.ShutdownAndSuspend(); err != nil {
return err
}
}
c.lastErasureStorageTime = time.Now()
}
c.writerChan = make(chan disk.NewState)
c.writerDone = make(chan struct{})
c.fetchNowChan = make(chan chan bool, 1)
// Start disk and network workers.
go stateFile.StartWriter(c.writerChan, c.writerDone)
go c.transact()
if newAccount {
c.save()
}
// Start any pending key exchanges.
for _, contact := range c.contacts {
if len(contact.pandaKeyExchange) == 0 {
continue
}
c.pandaWaitGroup.Add(1)
contact.pandaShutdownChan = make(chan struct{})
go c.runPANDA(contact.pandaKeyExchange, contact.id, contact.name, contact.pandaShutdownChan)
}
c.ui.mainUI()
return nil
}
func runScript(t *testing.T, s script) {
server := NewTestServer(s.setupDir)
defer server.Close()
identities := make([][32]byte, s.numPlayers)
publicIdentities := make([][32]byte, s.numPlayers)
for i := range identities {
io.ReadFull(rand.Reader, identities[i][:])
curve25519.ScalarBaseMult(&publicIdentities[i], &identities[i])
}
groupPrivateKeys := make([]*bbssig.PrivateKey, s.numPlayersWithAccounts)
for i := range groupPrivateKeys {
var err error
groupPrivateKeys[i], err = bbssig.GenerateGroup(rand.Reader)
if err != nil {
panic(err)
}
conn := server.Dial(&identities[i], &publicIdentities[i])
if err := conn.WriteProto(&pond.Request{
NewAccount: &pond.NewAccount{
Generation: proto.Uint32(0),
Group: groupPrivateKeys[i].Group.Marshal(),
},
}); err != nil {
t.Fatal(err)
}
reply := new(pond.Reply)
if err := conn.ReadProto(reply); err != nil {
t.Fatalf("Error while reading reply from server: %s", err)
}
if reply.AccountCreated == nil {
t.Fatalf("Failed to create 1st account: %s", err)
}
conn.Close()
}
state := &scriptState{
identities: identities,
publicIdentities: publicIdentities,
groupPrivateKeys: groupPrivateKeys,
testServer: server,
}
for _, a := range s.actions {
conn := server.Dial(&identities[a.player], &publicIdentities[a.player])
req := a.request
if a.buildRequest != nil {
req = a.buildRequest(state)
}
if err := conn.WriteProto(req); err != nil {
t.Fatal(err)
}
reply := new(pond.Reply)
if err := conn.ReadProto(reply); err != nil {
t.Fatal(err)
}
if a.validate != nil {
a.validate(t, reply)
}
if len(a.payload) > 0 {
_, err := conn.Write(a.payload)
if err != nil {
t.Fatalf("Failed to write payload: %s", err)
}
}
if a.payloadSize > 0 {
fromServer := make([]byte, a.payloadSize)
if _, err := io.ReadFull(conn, fromServer); err != nil {
t.Errorf("Failed to read payload: %s", err)
}
if a.validatePayload != nil {
a.validatePayload(t, fromServer)
}
}
conn.Close()
}
}
func (c *client) loadUI() {
ui := VBox{
widgetBase: widgetBase{
background: colorWhite,
},
children: []Widget{
EventBox{
widgetBase: widgetBase{background: 0x333355},
child: HBox{
children: []Widget{
Label{
widgetBase: widgetBase{
foreground: colorWhite,
padding: 10,
font: fontLoadTitle,
},
text: "Pond",
},
},
},
},
HBox{
widgetBase: widgetBase{
name: "body",
padding: 30,
expand: true,
fill: true,
},
},
},
}
c.ui.Actions() <- Reset{ui}
c.torAddress = "127.0.0.1:9050" // default for dev mode.
if !c.dev && !c.detectTor() {
c.torPromptUI()
}
loading := EventBox{
widgetBase: widgetBase{expand: true, fill: true},
child: Label{
widgetBase: widgetBase{
foreground: colorTitleForeground,
font: fontLoadLarge,
},
text: "Loading...",
xAlign: 0.5,
yAlign: 0.5,
},
}
c.ui.Actions() <- SetBoxContents{name: "body", child: loading}
c.ui.Actions() <- UIState{uiStateLoading}
c.ui.Signal()
stateFile := &disk.StateFile{
Path: c.stateFilename,
Rand: c.rand,
Log: func(format string, args ...interface{}) {
c.log.Printf(format, args...)
},
}
var newAccount bool
var err error
if c.stateLock, err = stateFile.Lock(false /* don't create */); err == nil && c.stateLock == nil {
c.errorUI("State file locked by another process. Waiting for lock.", colorDefault)
c.log.Errorf("Waiting for locked state file")
for {
if c.stateLock, err = stateFile.Lock(false /* don't create */); c.stateLock != nil {
break
}
select {
case _, ok := <-c.ui.Events():
if !ok {
// User asked to close the window.
close(c.ui.Actions())
select {}
}
case <-time.After(1 * time.Second):
break
}
}
} else if err == nil {
} else if os.IsNotExist(err) {
newAccount = true
} else {
c.errorUI(err.Error(), colorError)
c.ShutdownAndSuspend()
}
if newAccount {
pub, priv, err := ed25519.GenerateKey(rand.Reader)
if err != nil {
panic(err)
}
copy(c.priv[:], priv[:])
copy(c.pub[:], pub[:])
c.groupPriv, err = bbssig.GenerateGroup(rand.Reader)
if err != nil {
panic(err)
}
pw := c.createPassphraseUI()
c.createErasureStorage(pw, stateFile)
c.createAccountUI()
newAccount = true
} else {
// First try with zero key.
err := c.loadState(stateFile, "")
for err == disk.BadPasswordError {
// That didn't work, try prompting for a key.
err = c.keyPromptUI(stateFile)
}
if err != nil {
// Fatal error loading state. Abort.
c.errorUI(err.Error(), colorError)
c.ShutdownAndSuspend()
}
}
if newAccount {
c.stateLock, err = stateFile.Lock(true /* create */)
if err != nil {
err = errors.New("Failed to create state file: " + err.Error())
} else if c.stateLock == nil {
err = errors.New("Failed to obtain lock on created state file")
}
if err != nil {
c.errorUI(err.Error(), colorError)
c.ShutdownAndSuspend()
}
c.lastErasureStorageTime = time.Now()
}
c.writerChan = make(chan disk.NewState)
c.writerDone = make(chan struct{})
c.fetchNowChan = make(chan chan bool, 1)
c.revocationUpdateChan = make(chan revocationUpdate, 8)
// Start disk and network workers.
go stateFile.StartWriter(c.writerChan, c.writerDone)
go c.transact()
if newAccount {
c.save()
}
// Start any pending key exchanges.
for _, contact := range c.contacts {
if len(contact.pandaKeyExchange) == 0 {
continue
}
c.pandaWaitGroup.Add(1)
go c.runPANDA(contact.pandaKeyExchange, contact.id, contact.name)
}
c.mainUI()
}
