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api.go
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api.go
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package bertymessenger
import (
"bufio"
"context"
"errors"
"fmt"
"io"
"io/ioutil"
"net/url"
"os"
"strings"
"time"
"github.com/gogo/protobuf/proto"
ipfscid "github.com/ipfs/go-cid"
"go.uber.org/multierr"
"go.uber.org/zap"
"berty.tech/berty/v2/go/internal/bertylinks"
"berty.tech/berty/v2/go/internal/discordlog"
"berty.tech/berty/v2/go/internal/streamutil"
"berty.tech/berty/v2/go/internal/sysutil"
"berty.tech/berty/v2/go/pkg/banner"
"berty.tech/berty/v2/go/pkg/bertyprotocol"
"berty.tech/berty/v2/go/pkg/errcode"
"berty.tech/berty/v2/go/pkg/messengertypes"
"berty.tech/berty/v2/go/pkg/protocoltypes"
"berty.tech/berty/v2/go/pkg/tyber"
"berty.tech/berty/v2/go/pkg/username"
)
func (svc *service) DevShareInstanceBertyID(ctx context.Context, req *messengertypes.DevShareInstanceBertyID_Request) (*messengertypes.DevShareInstanceBertyID_Reply, error) {
svc.handlerMutex.Lock()
defer svc.handlerMutex.Unlock()
ret, err := svc.internalInstanceShareableBertyID(ctx, &messengertypes.InstanceShareableBertyID_Request{
DisplayName: req.DisplayName,
Reset_: req.Reset_,
})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
err = discordlog.ShareQRLink(ret.Link.BertyID.DisplayName, discordlog.QRCodeRoom, "Add me on Berty!", ret.InternalURL, ret.WebURL)
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
return &messengertypes.DevShareInstanceBertyID_Reply{}, nil
}
func (svc *service) DevStreamLogs(req *messengertypes.DevStreamLogs_Request, stream messengertypes.MessengerService_DevStreamLogsServer) error {
if svc.ring == nil {
return errcode.TODO.Wrap(fmt.Errorf("ring not configured"))
}
r, w := io.Pipe()
defer w.Close()
go func() {
_, _ = svc.ring.WriteTo(w)
}()
scanner := bufio.NewScanner(r)
for scanner.Scan() {
err := stream.Send(&messengertypes.DevStreamLogs_Reply{
Line: scanner.Text(),
})
switch err {
case nil: // ok
case io.EOF:
return nil
default:
return errcode.TODO.Wrap(err)
}
}
return nil
}
func (svc *service) InstanceShareableBertyID(ctx context.Context, req *messengertypes.InstanceShareableBertyID_Request) (*messengertypes.InstanceShareableBertyID_Reply, error) {
svc.handlerMutex.Lock()
defer svc.handlerMutex.Unlock()
// need to split the function for internal calls to prevent deadlocks
return svc.internalInstanceShareableBertyID(ctx, req)
}
func (svc *service) internalInstanceShareableBertyID(ctx context.Context, req *messengertypes.InstanceShareableBertyID_Request) (*messengertypes.InstanceShareableBertyID_Reply, error) {
if req == nil {
req = &messengertypes.InstanceShareableBertyID_Request{}
}
config, err := svc.protocolClient.InstanceGetConfiguration(ctx, &protocoltypes.InstanceGetConfiguration_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
svc.logger.Debug("enable contact request (may be already done)")
_, err = svc.protocolClient.ContactRequestEnable(ctx, &protocoltypes.ContactRequestEnable_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
if req.Reset_ {
svc.logger.Info("reset contact reference")
_, err = svc.protocolClient.ContactRequestResetReference(ctx, &protocoltypes.ContactRequestResetReference_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
}
res, err := svc.protocolClient.ContactRequestReference(ctx, &protocoltypes.ContactRequestReference_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
// if this call does not return a PublicRendezvousSeed, then we need to call Reset
if res.PublicRendezvousSeed == nil {
svc.logger.Info("reset contact reference")
_, err = svc.protocolClient.ContactRequestResetReference(ctx, &protocoltypes.ContactRequestResetReference_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
}
res, err = svc.protocolClient.ContactRequestReference(ctx, &protocoltypes.ContactRequestReference_Request{})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
displayName := strings.TrimSpace(req.DisplayName)
id := &messengertypes.BertyID{
DisplayName: displayName,
PublicRendezvousSeed: res.PublicRendezvousSeed,
AccountPK: config.AccountPK,
}
link := id.GetBertyLink()
if req.Passphrase != nil && string(req.Passphrase) != "" {
link, err = bertylinks.EncryptLink(link, req.Passphrase)
if err != nil {
return nil, errcode.ErrInvalidInput.Wrap(err)
}
}
internal, web, err := bertylinks.MarshalLink(link)
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
ret := messengertypes.InstanceShareableBertyID_Reply{
Link: link,
InternalURL: internal,
WebURL: web,
}
return &ret, nil
}
func (svc *service) ParseDeepLink(_ context.Context, req *messengertypes.ParseDeepLink_Request) (*messengertypes.ParseDeepLink_Reply, error) {
if req == nil {
return nil, errcode.ErrMissingInput
}
ret := messengertypes.ParseDeepLink_Reply{}
link, err := bertylinks.UnmarshalLink(req.Link, req.Passphrase)
if err != nil {
return nil, errcode.ErrMessengerInvalidDeepLink.Wrap(err)
}
ret.Link = link
return &ret, nil
}
func (svc *service) ShareableBertyGroup(ctx context.Context, req *messengertypes.ShareableBertyGroup_Request) (*messengertypes.ShareableBertyGroup_Reply, error) {
if req == nil {
return nil, errcode.ErrInvalidInput
}
grpInfo, err := svc.protocolClient.GroupInfo(ctx, &protocoltypes.GroupInfo_Request{
GroupPK: req.GroupPK,
})
if err != nil {
return nil, err
}
group := &messengertypes.BertyGroup{
Group: grpInfo.Group,
DisplayName: req.GroupName,
}
link := group.GetBertyLink()
internal, web, err := bertylinks.MarshalLink(link)
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
rep := messengertypes.ShareableBertyGroup_Reply{
Link: link,
InternalURL: internal,
WebURL: web,
}
return &rep, nil
}
// maybe we should preserve the previous generic api
func (svc *service) SendContactRequest(ctx context.Context, req *messengertypes.SendContactRequest_Request) (_ *messengertypes.SendContactRequest_Reply, err error) {
ctx, _, endSection := tyber.Section(ctx, svc.logger, "Sending contact request")
defer func() { endSection(err, "") }()
if req == nil || req.BertyID == nil || req.BertyID.AccountPK == nil || req.BertyID.PublicRendezvousSeed == nil {
return nil, errcode.ErrMissingInput
}
contactRequest := protocoltypes.ContactRequestSend_Request{
Contact: &protocoltypes.ShareableContact{
PK: req.BertyID.AccountPK,
PublicRendezvousSeed: req.BertyID.PublicRendezvousSeed,
Metadata: req.Metadata,
},
OwnMetadata: req.OwnMetadata,
}
if _, err := svc.protocolClient.ContactRequestSend(ctx, &contactRequest); err != nil {
return nil, errcode.TODO.Wrap(err)
}
go svc.autoReplicateContactGroupOnAllServers(req.BertyID.AccountPK)
return &messengertypes.SendContactRequest_Reply{}, nil
}
func (svc *service) autoReplicateContactGroupOnAllServers(contactPK []byte) {
groupPK, err := groupPKFromContactPK(svc.ctx, svc.protocolClient, contactPK)
if err != nil {
return
}
if _, err := svc.protocolClient.ActivateGroup(svc.ctx, &protocoltypes.ActivateGroup_Request{
GroupPK: groupPK,
LocalOnly: false,
}); err != nil {
return
}
svc.autoReplicateGroupOnAllServers(groupPK)
}
func (svc *service) autoReplicateGroupOnAllServers(groupPK []byte) {
replicationServices := map[string]*messengertypes.ServiceToken{}
acc, err := svc.db.getAccount()
if err != nil {
svc.logger.Error("unable to fetch account", zap.Error(err))
return
}
if !acc.ReplicateNewGroupsAutomatically {
svc.logger.Warn("group auto replication is not enabled")
return
}
for _, s := range acc.ServiceTokens {
if s.ServiceType == bertyprotocol.ServiceReplicationID {
replicationServices[s.AuthenticationURL] = s
}
}
if len(replicationServices) == 0 {
svc.logger.Warn("group auto replication enabled, but no service available")
return
}
for _, s := range replicationServices {
if _, err := svc.ReplicationServiceRegisterGroup(svc.ctx, &messengertypes.ReplicationServiceRegisterGroup_Request{
TokenID: s.TokenID,
ConversationPublicKey: b64EncodeBytes(groupPK),
}); err != nil {
svc.logger.Error("unable to replicate group on server", zap.Error(err))
}
}
}
func (svc *service) SystemInfo(ctx context.Context, req *messengertypes.SystemInfo_Request) (*messengertypes.SystemInfo_Reply, error) {
reply := messengertypes.SystemInfo_Reply{}
var errs error
// messenger's process
var process *protocoltypes.SystemInfo_Process
{
var err error
process, err = sysutil.SystemInfoProcess()
errs = multierr.Append(errs, err)
reply.Messenger = &messengertypes.SystemInfo_Messenger{Process: process}
reply.Messenger.Process.StartedAt = svc.startedAt.Unix()
reply.Messenger.Process.UptimeMS = time.Since(svc.startedAt).Milliseconds()
}
// messenger's db
{
dbInfo, err := svc.db.getDBInfo()
if err != nil {
errs = multierr.Append(errs, err)
reply.Messenger.DB = &messengertypes.SystemInfo_DB{}
} else {
reply.Messenger.DB = dbInfo
}
}
// protocol
protocol, err := svc.protocolClient.SystemInfo(ctx, &protocoltypes.SystemInfo_Request{})
errs = multierr.Append(errs, err)
reply.Protocol = protocol
// is protocol in same process
reply.Messenger.ProtocolInSameProcess = true &&
(process.PID != 0 && process.PID == protocol.Process.PID) &&
(process.PPID != 0 && process.PPID == protocol.Process.PPID) &&
(process.HostName != "" && process.HostName == protocol.Process.HostName)
// warns
if errs != nil {
reply.Messenger.Warns = []string{}
for _, err := range multierr.Errors(errs) {
reply.Messenger.Warns = append(reply.Messenger.Warns, err.Error())
}
}
return &reply, nil
}
// Remove ?
func (svc *service) SendAck(ctx context.Context, req *messengertypes.SendAck_Request) (*messengertypes.SendAck_Reply, error) {
gInfo, err := svc.protocolClient.GroupInfo(ctx, &protocoltypes.GroupInfo_Request{
GroupPK: req.GroupPK,
})
if err != nil {
return nil, err
}
if gInfo.Group.GroupType != protocoltypes.GroupTypeContact {
return nil, errcode.ErrInvalidInput.Wrap(fmt.Errorf("only %s groups are supported", protocoltypes.GroupTypeContact.String()))
}
am, err := messengertypes.AppMessage_TypeAcknowledge.MarshalPayload(0, b64EncodeBytes(req.MessageID), nil, &messengertypes.AppMessage_Acknowledge{})
if err != nil {
return nil, err
}
_, err = svc.protocolClient.AppMessageSend(ctx, &protocoltypes.AppMessageSend_Request{
GroupPK: req.GroupPK,
Payload: am,
})
if err != nil {
return nil, err
}
return &messengertypes.SendAck_Reply{}, nil
}
func (svc *service) ConversationStream(req *messengertypes.ConversationStream_Request, sub messengertypes.MessengerService_ConversationStreamServer) error {
// TODO: cursors
// send existing convs
convs, err := svc.db.getAllConversations()
if err != nil {
return err
}
for _, c := range convs {
if err := sub.Send(&messengertypes.ConversationStream_Reply{Conversation: c}); err != nil {
return err
}
}
// FIXME: case where a conversation is created/updated/deleted between the list and the stream
// dunno how to add a test to trigger, maybe it can never happen? don't know how to prove either way
// stream new convs
errch := make(chan error)
defer close(errch)
n := NotifieeBundle{
StreamEventImpl: func(e *messengertypes.StreamEvent) error {
if e.Type == messengertypes.StreamEvent_TypeConversationUpdated {
var cu messengertypes.StreamEvent_ConversationUpdated
if err := proto.Unmarshal(e.GetPayload(), &cu); err != nil {
errch <- err
}
if err := sub.Send(&messengertypes.ConversationStream_Reply{Conversation: cu.GetConversation()}); err != nil {
errch <- err
}
}
return nil
},
}
unreg := svc.dispatcher.Register(&n)
defer unreg()
// don't return until we have a send error or the context is canceled
select {
case e := <-errch:
return e
case <-sub.Context().Done():
return nil
}
}
func (svc *service) streamEverything(sub messengertypes.MessengerService_EventStreamServer) error {
if err := svc.streamShallow(sub, 0); err != nil {
return err
}
// send interactions
{
interactions, err := svc.db.getAllInteractions()
if err != nil {
return err
}
svc.logger.Info("sending existing interactions", zap.Int("count", len(interactions)))
for _, inte := range interactions {
iu, err := proto.Marshal(&messengertypes.StreamEvent_InteractionUpdated{Interaction: inte})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeInteractionUpdated, Payload: iu, IsNew: false}}); err != nil {
return err
}
}
}
// send medias
{
medias, err := svc.db.getAllMedias()
if err != nil {
return err
}
svc.logger.Info("sending existing medias", zap.Int("count", len(medias)))
for _, media := range medias {
mu, err := proto.Marshal(&messengertypes.StreamEvent_MediaUpdated{Media: media})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeMediaUpdated, Payload: mu, IsNew: false}}); err != nil {
return err
}
}
}
return nil
}
func (svc *service) streamShallow(sub messengertypes.MessengerService_EventStreamServer, includeInteractionsAndMedias int32) error {
// send account
{
svc.logger.Debug("sending account")
acc, err := svc.db.getAccount()
if err != nil {
return err
}
au, err := proto.Marshal(&messengertypes.StreamEvent_AccountUpdated{Account: acc})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeAccountUpdated, Payload: au, IsNew: false}}); err != nil {
return err
}
}
// send contacts
{
contacts, err := svc.db.getAllContacts()
if err != nil {
return err
}
svc.logger.Info("sending existing contacts", zap.Int("count", len(contacts)))
for _, contact := range contacts {
cu, err := proto.Marshal(&messengertypes.StreamEvent_ContactUpdated{Contact: contact})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeContactUpdated, Payload: cu, IsNew: false}}); err != nil {
return err
}
}
}
// send conversations
{
convs, err := svc.db.getAllConversations()
if err != nil {
return err
}
svc.logger.Debug("sending existing conversations", zap.Int("count", len(convs)))
for _, conv := range convs {
cu, err := proto.Marshal(&messengertypes.StreamEvent_ConversationUpdated{Conversation: conv})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeConversationUpdated, Payload: cu, IsNew: false}}); err != nil {
return err
}
}
}
// send members
{
members, err := svc.db.getAllMembers()
if err != nil {
return err
}
svc.logger.Info("sending existing members", zap.Int("count", len(members)))
for _, member := range members {
mu, err := proto.Marshal(&messengertypes.StreamEvent_MemberUpdated{Member: member})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeMemberUpdated, Payload: mu, IsNew: false}}); err != nil {
return err
}
}
}
// send interactions
if includeInteractionsAndMedias > 0 {
interactions, medias, err := svc.db.getPaginatedInteractions(&messengertypes.PaginatedInteractionsOptions{Amount: includeInteractionsAndMedias})
if err != nil {
return err
}
svc.logger.Info("sending existing interactions", zap.Int("count", len(interactions)))
for _, inte := range interactions {
iu, err := proto.Marshal(&messengertypes.StreamEvent_InteractionUpdated{Interaction: inte})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeInteractionUpdated, Payload: iu, IsNew: false}}); err != nil {
return err
}
}
svc.logger.Info("sending existing medias", zap.Int("count", len(medias)))
for _, media := range medias {
mu, err := proto.Marshal(&messengertypes.StreamEvent_MediaUpdated{Media: media})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeMediaUpdated, Payload: mu, IsNew: false}}); err != nil {
return err
}
}
}
return nil
}
func (svc *service) EventStream(req *messengertypes.EventStream_Request, sub messengertypes.MessengerService_EventStreamServer) error {
if req.ShallowAmount > 0 {
if err := svc.streamShallow(sub, req.ShallowAmount); err != nil {
return err
}
} else {
err := svc.streamEverything(sub)
if err != nil {
return err
}
}
// signal that we're done sending existing models
{
p, err := proto.Marshal(&messengertypes.StreamEvent_ListEnded{})
if err != nil {
return err
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: &messengertypes.StreamEvent{Type: messengertypes.StreamEvent_TypeListEnded, Payload: p, IsNew: false}}); err != nil {
return err
}
}
// FIXME: case where a model is created/updated/deleted between the list and the stream
// dunno how to add a test to trigger, maybe it can never happen? don't know how to prove either way
// stream new events
{
errch := make(chan error)
defer close(errch)
n := NotifieeBundle{StreamEventImpl: func(e *messengertypes.StreamEvent) error {
{
payload, err := e.UnmarshalPayload()
if err != nil {
svc.logger.Error("failed to unmarshal payload for logging", zap.Error(err))
payload = nil
}
svc.logger.Debug("sending stream event", zap.String("type", e.GetType().String()), zap.Any("payload", payload))
}
if err := sub.Send(&messengertypes.EventStream_Reply{Event: e}); err != nil {
// next commented line allows me to manually test the behavior on a send error. How to isolate into an automatic test?
// errch <- errors.New("TEST ERROR")
// errch <- err
svc.logger.Error("err: ", zap.Error(err))
}
return nil
}}
unreg := svc.dispatcher.Register(&n)
defer unreg()
// don't return until we have a send error or the context is canceled
select {
case err := <-errch:
return err
case <-sub.Context().Done():
return nil
}
}
}
func (svc *service) ConversationCreate(ctx context.Context, req *messengertypes.ConversationCreate_Request) (_ *messengertypes.ConversationCreate_Reply, err error) {
ctx, _, endSection := tyber.Section(ctx, svc.logger, "Creating conversation")
defer func() { endSection(err, "") }()
svc.handlerMutex.Lock()
defer svc.handlerMutex.Unlock()
dn := req.GetDisplayName()
// Create a multimember group
cr, err := svc.protocolClient.MultiMemberGroupCreate(ctx, &protocoltypes.MultiMemberGroupCreate_Request{})
if err != nil {
return nil, err
}
pk := cr.GetGroupPK()
pkStr := b64EncodeBytes(pk)
svc.logger.Info("Created conv", zap.String("dn", req.GetDisplayName()), zap.String("pk", pkStr))
// activate group
{
_, err := svc.protocolClient.ActivateGroup(svc.ctx, &protocoltypes.ActivateGroup_Request{GroupPK: pk})
if err != nil {
svc.logger.Warn("failed to activate group", zap.String("pk", pkStr))
}
}
gir, err := svc.protocolClient.GroupInfo(ctx, &protocoltypes.GroupInfo_Request{GroupPK: pk})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
group := &messengertypes.BertyGroup{
Group: gir.GetGroup(),
DisplayName: req.GetDisplayName(),
}
link := group.GetBertyLink()
_, webURL, err := bertylinks.MarshalLink(link)
if err != nil {
return nil, err
}
// Create new conversation
conv := &messengertypes.Conversation{
AccountMemberPublicKey: b64EncodeBytes(gir.GetMemberPK()),
PublicKey: pkStr,
DisplayName: dn,
Link: webURL,
Type: messengertypes.Conversation_MultiMemberType,
LocalDevicePublicKey: b64EncodeBytes(gir.GetDevicePK()),
CreatedDate: timestampMs(time.Now()),
}
// Update database
isNew, err := svc.db.updateConversation(*conv)
if err != nil {
return nil, err
}
// Dispatch new conversation
{
err := svc.dispatcher.StreamEvent(messengertypes.StreamEvent_TypeConversationUpdated, &messengertypes.StreamEvent_ConversationUpdated{Conversation: conv}, isNew)
if err != nil {
svc.logger.Error("failed to dispatch ConversationUpdated event", zap.Error(err))
}
}
// Try to put group name in group metadata
{
err := func() error {
am, err := messengertypes.AppMessage_TypeSetGroupInfo.MarshalPayload(0, "", nil, &messengertypes.AppMessage_SetGroupInfo{DisplayName: dn})
if err != nil {
return err
}
_, err = svc.protocolClient.AppMetadataSend(ctx, &protocoltypes.AppMetadataSend_Request{GroupPK: pk, Payload: am})
return err
}()
if err != nil {
svc.logger.Error("failed to set group name", zap.Error(err))
}
}
/* There is a tradoff between privacy and log size here, we could send the user name as a message but it would require
** to re-add the name to the log everytime a new user arrives in the conversation which is bad for large public groups
** It would make sense to offer it as an option for privacy sensitive groups of small sizes though
** In the case that the group invitation leaks after an user leaves it, this user's name will be inaccessible to new users joining the group
*/
if err := svc.sendAccountUserInfo(ctx, pkStr); err != nil {
svc.logger.Error("failed to set creator username in group", zap.Error(err))
}
for _, contactPK := range req.GetContactsToInvite() {
am, err := messengertypes.AppMessage_TypeGroupInvitation.MarshalPayload(timestampMs(time.Now()), "", nil, &messengertypes.AppMessage_GroupInvitation{Link: conv.GetLink()})
if err != nil {
return nil, err
}
cpkb, err := b64DecodeBytes(contactPK)
if err != nil {
return nil, err
}
ginfo, err := svc.protocolClient.GroupInfo(ctx, &protocoltypes.GroupInfo_Request{ContactPK: cpkb})
if err != nil {
return nil, err
}
_, err = svc.protocolClient.AppMessageSend(ctx, &protocoltypes.AppMessageSend_Request{GroupPK: ginfo.GetGroup().GetPublicKey(), Payload: am})
if err != nil {
return nil, err
}
}
go svc.autoReplicateGroupOnAllServers(pk)
rep := messengertypes.ConversationCreate_Reply{PublicKey: pkStr}
return &rep, nil
}
func (svc *service) ConversationJoin(ctx context.Context, req *messengertypes.ConversationJoin_Request) (*messengertypes.ConversationJoin_Reply, error) {
url := req.GetLink()
if url == "" {
return nil, errcode.ErrMissingInput
}
link, err := bertylinks.UnmarshalLink(url, req.Passphrase)
if err != nil {
return nil, errcode.ErrMessengerInvalidDeepLink.Wrap(err)
}
if link.Kind == messengertypes.BertyLink_EncryptedV1Kind {
return nil, errcode.ErrMessengerDeepLinkRequiresPassphrase
}
if !link.IsGroup() {
return nil, errcode.ErrInvalidInput
}
svc.handlerMutex.Lock()
defer svc.handlerMutex.Unlock()
bgroup := link.GetBertyGroup()
gpkb := bgroup.GetGroup().GetPublicKey()
mmgjReq := &protocoltypes.MultiMemberGroupJoin_Request{Group: bgroup.GetGroup()}
if _, err := svc.protocolClient.MultiMemberGroupJoin(ctx, mmgjReq); err != nil {
// Rollback db ?
return nil, errcode.TODO.Wrap(err)
}
// activate group
{
_, err := svc.protocolClient.ActivateGroup(svc.ctx, &protocoltypes.ActivateGroup_Request{GroupPK: gpkb})
if err != nil {
svc.logger.Warn("failed to activate group", zap.String("pk", b64EncodeBytes(gpkb)))
}
}
gir, err := svc.protocolClient.GroupInfo(ctx, &protocoltypes.GroupInfo_Request{GroupPK: gpkb})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
conv := messengertypes.Conversation{
AccountMemberPublicKey: b64EncodeBytes(gir.GetMemberPK()),
PublicKey: b64EncodeBytes(gpkb),
DisplayName: bgroup.GetDisplayName(),
Link: url,
Type: messengertypes.Conversation_MultiMemberType,
LocalDevicePublicKey: b64EncodeBytes(gir.GetDevicePK()),
CreatedDate: timestampMs(time.Now()),
}
// update db
isNew, err := svc.db.updateConversation(conv)
if err != nil {
return nil, err
}
// dispatch event
{
err := svc.dispatcher.StreamEvent(messengertypes.StreamEvent_TypeConversationUpdated, &messengertypes.StreamEvent_ConversationUpdated{Conversation: &conv}, isNew)
if err != nil {
return nil, errcode.ErrInternal.Wrap(err)
}
}
// Try to put user name in group metadata 3 times
for i := 0; i < 3; i++ {
if err := svc.sendAccountUserInfo(ctx, conv.PublicKey); err != nil {
svc.logger.Error("failed to set username in group", zap.Error(err))
}
}
return &messengertypes.ConversationJoin_Reply{}, nil
}
func ensureValidBase64CID(str string) error {
cidBytes, err := b64DecodeBytes(str)
if err != nil {
return fmt.Errorf("decode base64: %s", err.Error())
}
_, err = ipfscid.Cast(cidBytes)
if err != nil {
return fmt.Errorf("decode cid: %s", err.Error())
}
return nil
}
func (svc *service) AccountUpdate(ctx context.Context, req *messengertypes.AccountUpdate_Request) (_ *messengertypes.AccountUpdate_Reply, err error) {
ctx, _, endSection := tyber.Section(ctx, svc.logger, "Updating account")
defer func() { endSection(err, "") }()
svc.handlerMutex.Lock()
defer svc.handlerMutex.Unlock()
avatarCID := req.GetAvatarCID()
if avatarCID != "" {
if err := ensureValidBase64CID(avatarCID); err != nil {
err = fmt.Errorf("couldn't ensure the avatar cid is a valid ipfs cid: %s", err)
svc.logger.Error("AccountUpdate: bad avatar cid", zap.Error(err))
return nil, errcode.ErrInvalidInput.Wrap(err)
}
}
if err := svc.db.tx(ctx, func(tx *dbWrapper) error {
acc, err := tx.getAccount()
if err != nil {
svc.logger.Error("AccountUpdate: failed to get account", zap.Error(err))
return errcode.TODO.Wrap(err)
}
updated := false
dn := req.GetDisplayName()
if dn != "" && dn != acc.GetDisplayName() {
updated = true
}
if avatarCID != "" && avatarCID != acc.GetAvatarCID() {
updated = true
}
if !updated {
svc.logger.Debug("AccountUpdate: nothing to do")
return nil
}
svc.logger.Debug("AccountUpdate: updating account", zap.String("display_name", dn), zap.String("avatar_cid", avatarCID))
ret, err := svc.internalInstanceShareableBertyID(ctx, &messengertypes.InstanceShareableBertyID_Request{DisplayName: dn})
if err != nil {
svc.logger.Error("AccountUpdate: account link", zap.Error(err))
return err
}
acc, err = tx.updateAccount(acc.PublicKey, ret.GetWebURL(), dn, avatarCID)
if err != nil {
svc.logger.Error("AccountUpdate: updating account in db", zap.Error(err))
return err
}
// dispatch event
err = svc.dispatcher.StreamEvent(messengertypes.StreamEvent_TypeAccountUpdated, &messengertypes.StreamEvent_AccountUpdated{Account: acc}, false)
if err != nil {
svc.logger.Error("AccountUpdate: failed to dispatch update", zap.Error(err))
return err
}
return nil
}); err != nil {
return nil, err
}
convos, err := svc.db.getAllConversations()
if err != nil {
svc.logger.Error("AccountUpdate: get conversations", zap.Error(err))
} else {
for _, conv := range convos {
if err := svc.sendAccountUserInfo(ctx, conv.GetPublicKey()); err != nil {
svc.logger.Error("AccountUpdate: send user info", zap.Error(err))
}
}
}
svc.logger.Debug("AccountUpdate finished", zap.Error(err))
return &messengertypes.AccountUpdate_Reply{}, err
}
func (svc *service) ContactRequest(ctx context.Context, req *messengertypes.ContactRequest_Request) (response *messengertypes.ContactRequest_Reply, err error) {
ctx, _, endSection := tyber.Section(ctx, svc.logger, fmt.Sprintf("Sending contact request to %s", req.Link))
defer func() { endSection(err, "") }()
link, err := bertylinks.UnmarshalLink(req.GetLink(), req.Passphrase)
if err != nil {
return nil, errcode.ErrMessengerInvalidDeepLink.Wrap(err)
}
if link.Kind == messengertypes.BertyLink_EncryptedV1Kind {
return nil, errcode.ErrMessengerDeepLinkRequiresPassphrase
}
if !link.IsContact() {
return nil, errcode.ErrMessengerInvalidDeepLink.Wrap(err)
}
contactDisplayName := link.GetBertyID().GetDisplayName()
contactPK := b64EncodeBytes(link.GetBertyID().GetAccountPK())
svc.logger.Debug("Validated contact link", tyber.FormatStepLogFields(ctx, []tyber.Detail{
{Name: "ContactDisplayName", Description: contactDisplayName},
{Name: "ContactPublicKey", Description: contactPK},
{Name: "ContactPublicRendezvousSeed", Description: b64EncodeBytes(link.GetBertyID().GetPublicRendezvousSeed())},
}, tyber.UpdateTraceName(fmt.Sprintf("Sending contact request to \"%s\" (%s)", contactDisplayName, contactPK)))...)
acc, err := svc.db.getAccount()
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
om, err := proto.Marshal(&messengertypes.ContactMetadata{DisplayName: acc.GetDisplayName()})
if err != nil {
return nil, errcode.ErrInternal.Wrap(err)
}
m, err := proto.Marshal(&messengertypes.ContactMetadata{DisplayName: contactDisplayName})
if err != nil {
return nil, errcode.ErrInternal.Wrap(err)
}
contactRequest := protocoltypes.ContactRequestSend_Request{
Contact: &protocoltypes.ShareableContact{
PK: link.BertyID.GetAccountPK(),
PublicRendezvousSeed: link.BertyID.GetPublicRendezvousSeed(),
Metadata: m,
},
OwnMetadata: om,
}
_, err = svc.protocolClient.ContactRequestSend(ctx, &contactRequest)
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
go svc.autoReplicateContactGroupOnAllServers(contactRequest.Contact.PK)
return &messengertypes.ContactRequest_Reply{}, nil
}
func (svc *service) ContactAccept(ctx context.Context, req *messengertypes.ContactAccept_Request) (_ *messengertypes.ContactAccept_Reply, err error) {
ctx, _, endSection := tyber.Section(ctx, svc.logger, fmt.Sprintf("Accepting contact request from %s", req.GetPublicKey()))
defer func() { endSection(err, "") }()
pk := req.GetPublicKey()
if pk == "" {
return nil, errcode.ErrInvalidInput.Wrap(fmt.Errorf("no public key supplied"))
}
pkb, err := b64DecodeBytes(pk)
if err != nil {
return nil, errcode.ErrInvalidInput
}
svc.logger.Debug("retrieving contact", zap.String("contact_pk", pk))
c, err := svc.db.getContactByPK(pk)
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
if c.State != messengertypes.Contact_IncomingRequest {
return nil, errcode.ErrInvalidInput.Wrap(fmt.Errorf("contact request status is not IncomingRequest %s)", c.State.String()))
}
_, err = svc.protocolClient.ContactRequestAccept(ctx, &protocoltypes.ContactRequestAccept_Request{ContactPK: pkb})
if err != nil {
return nil, errcode.TODO.Wrap(err)
}
go svc.autoReplicateContactGroupOnAllServers(pkb)
return &messengertypes.ContactAccept_Reply{}, nil
}
func (svc *service) Interact(ctx context.Context, req *messengertypes.Interact_Request) (_ *messengertypes.Interact_Reply, err error) {
gpk := req.GetConversationPublicKey()
payloadType := req.GetType()
ctx, newTrace, endSection := tyber.Section(ctx, svc.logger, fmt.Sprintf("Interacting with %s on group %s", strings.TrimPrefix(payloadType.String(), "Type"), gpk))
defer func() {
if err != nil {
endSection(err, "")
}
}()
if gpk == "" {
return nil, errcode.ErrMissingInput
}
gpkb, err := b64DecodeBytes(gpk)
if err != nil {