status-go/protocol/communities_messenger_helpe...

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package protocol
import (
"context"
"crypto/ecdsa"
"encoding/json"
"errors"
"sync"
"time"
"github.com/stretchr/testify/suite"
gethcommon "github.com/ethereum/go-ethereum/common"
hexutil "github.com/ethereum/go-ethereum/common/hexutil"
"github.com/status-im/status-go/account"
"github.com/status-im/status-go/eth-node/crypto"
"github.com/status-im/status-go/eth-node/types"
"github.com/status-im/status-go/multiaccounts/accounts"
"github.com/status-im/status-go/multiaccounts/settings"
"github.com/status-im/status-go/params"
"github.com/status-im/status-go/protocol/common"
"github.com/status-im/status-go/protocol/communities"
"github.com/status-im/status-go/protocol/communities/token"
"github.com/status-im/status-go/protocol/protobuf"
"github.com/status-im/status-go/protocol/requests"
walletCommon "github.com/status-im/status-go/services/wallet/common"
"github.com/status-im/status-go/services/wallet/thirdparty"
walletToken "github.com/status-im/status-go/services/wallet/token"
"github.com/status-im/status-go/transactions"
)
type AccountManagerMock struct {
AccountsMap map[string]string
}
func (m *AccountManagerMock) GetVerifiedWalletAccount(db *accounts.Database, address, password string) (*account.SelectedExtKey, error) {
return &account.SelectedExtKey{
Address: types.HexToAddress(address),
}, nil
}
func (m *AccountManagerMock) CanRecover(rpcParams account.RecoverParams, revealedAddress types.Address) (bool, error) {
return true, nil
}
func (m *AccountManagerMock) Sign(rpcParams account.SignParams, verifiedAccount *account.SelectedExtKey) (result types.HexBytes, err error) {
return types.HexBytes{}, nil
}
func (m *AccountManagerMock) DeleteAccount(address types.Address) error {
return nil
}
type TokenManagerMock struct {
Balances *communities.BalancesByChain
}
func (m *TokenManagerMock) GetAllChainIDs() ([]uint64, error) {
chainIDs := make([]uint64, 0, len(*m.Balances))
for key := range *m.Balances {
chainIDs = append(chainIDs, key)
}
return chainIDs, nil
}
func (m *TokenManagerMock) GetBalancesByChain(ctx context.Context, accounts, tokenAddresses []gethcommon.Address, chainIDs []uint64) (map[uint64]map[gethcommon.Address]map[gethcommon.Address]*hexutil.Big, error) {
time.Sleep(100 * time.Millisecond) // simulate response time
return *m.Balances, nil
}
func (m *TokenManagerMock) GetCachedBalancesByChain(ctx context.Context, accounts, tokenAddresses []gethcommon.Address, chainIDs []uint64) (map[uint64]map[gethcommon.Address]map[gethcommon.Address]*hexutil.Big, error) {
time.Sleep(100 * time.Millisecond) // simulate response time
return *m.Balances, nil
}
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func (m *TokenManagerMock) FindOrCreateTokenByAddress(ctx context.Context, chainID uint64, address gethcommon.Address) *walletToken.Token {
time.Sleep(100 * time.Millisecond) // simulate response time
return nil
}
type CollectiblesManagerMock struct {
Collectibles *communities.CollectiblesByChain
collectibleOwnershipResponse map[string][]thirdparty.AccountBalance
}
func (m *CollectiblesManagerMock) FetchCachedBalancesByOwnerAndContractAddress(ctx context.Context, chainID walletCommon.ChainID,
ownerAddress gethcommon.Address, contractAddresses []gethcommon.Address) (thirdparty.TokenBalancesPerContractAddress, error) {
return m.FetchBalancesByOwnerAndContractAddress(ctx, chainID, ownerAddress, contractAddresses)
}
func (m *CollectiblesManagerMock) FetchBalancesByOwnerAndContractAddress(ctx context.Context, chainID walletCommon.ChainID,
ownerAddress gethcommon.Address, contractAddresses []gethcommon.Address) (thirdparty.TokenBalancesPerContractAddress, error) {
ret := make(thirdparty.TokenBalancesPerContractAddress)
accountsBalances, ok := (*m.Collectibles)[uint64(chainID)]
if !ok {
return ret, nil
}
balances, ok := accountsBalances[ownerAddress]
if !ok {
return ret, nil
}
for _, contractAddress := range contractAddresses {
balance, ok := balances[contractAddress]
if ok {
ret[contractAddress] = balance
}
}
return ret, nil
}
func (m *CollectiblesManagerMock) GetCollectibleOwnership(requestedID thirdparty.CollectibleUniqueID) ([]thirdparty.AccountBalance, error) {
for id, balances := range m.collectibleOwnershipResponse {
if id == requestedID.HashKey() {
return balances, nil
}
}
return []thirdparty.AccountBalance{}, nil
}
func (m *CollectiblesManagerMock) FetchCollectibleOwnersByContractAddress(ctx context.Context, chainID walletCommon.ChainID, contractAddress gethcommon.Address) (*thirdparty.CollectibleContractOwnership, error) {
ret := &thirdparty.CollectibleContractOwnership{
ContractAddress: contractAddress,
Owners: []thirdparty.CollectibleOwner{},
}
accountsBalances, ok := (*m.Collectibles)[uint64(chainID)]
if !ok {
return ret, nil
}
for wallet, balances := range accountsBalances {
balance, ok := balances[contractAddress]
if ok {
ret.Owners = append(ret.Owners, thirdparty.CollectibleOwner{
OwnerAddress: wallet,
TokenBalances: balance,
})
}
}
return ret, nil
}
func (m *CollectiblesManagerMock) SetCollectibleOwnershipResponse(id thirdparty.CollectibleUniqueID, balances []thirdparty.AccountBalance) {
if m.collectibleOwnershipResponse == nil {
m.collectibleOwnershipResponse = map[string][]thirdparty.AccountBalance{}
}
m.collectibleOwnershipResponse[id.HashKey()] = balances
}
type CollectiblesServiceMock struct {
Collectibles map[uint64]map[string]*communities.CollectibleContractData
Assets map[uint64]map[string]*communities.AssetContractData
Signers map[string]string
}
func (c *CollectiblesServiceMock) SetSignerPubkeyForCommunity(communityID []byte, signerPubKey string) {
if c.Signers == nil {
c.Signers = make(map[string]string)
}
c.Signers[types.EncodeHex(communityID)] = signerPubKey
}
func (c *CollectiblesServiceMock) SetSignerPubKey(ctx context.Context, chainID uint64, contractAddress string, txArgs transactions.SendTxArgs, password string, newSignerPubKey string) (string, error) {
return "", nil
}
func (c *CollectiblesServiceMock) GetCollectibleContractData(chainID uint64, contractAddress string) (*communities.CollectibleContractData, error) {
collectibleContractData, dataExists := c.Collectibles[chainID][contractAddress]
if dataExists {
return collectibleContractData, nil
}
return nil, nil
}
func (c *CollectiblesServiceMock) GetAssetContractData(chainID uint64, contractAddress string) (*communities.AssetContractData, error) {
assetsContractData, dataExists := c.Assets[chainID][contractAddress]
if dataExists {
return assetsContractData, nil
}
return nil, nil
}
func (c *CollectiblesServiceMock) SetMockCollectibleContractData(chainID uint64, contractAddress string, collectible *communities.CollectibleContractData) {
if c.Collectibles == nil {
c.Collectibles = make(map[uint64]map[string]*communities.CollectibleContractData)
}
if _, ok := c.Collectibles[chainID]; !ok {
c.Collectibles[chainID] = make(map[string]*communities.CollectibleContractData)
}
c.Collectibles[chainID][contractAddress] = collectible
}
func (c *CollectiblesServiceMock) SetMockCommunityTokenData(token *token.CommunityToken) {
if c.Collectibles == nil {
c.Collectibles = make(map[uint64]map[string]*communities.CollectibleContractData)
}
data := &communities.CollectibleContractData{
TotalSupply: token.Supply,
Transferable: token.Transferable,
RemoteBurnable: token.RemoteSelfDestruct,
InfiniteSupply: token.InfiniteSupply,
}
c.SetMockCollectibleContractData(uint64(token.ChainID), token.Address, data)
}
func (c *CollectiblesServiceMock) SafeGetSignerPubKey(ctx context.Context, chainID uint64, communityID string) (string, error) {
if c.Signers == nil {
c.Signers = make(map[string]string)
}
return c.Signers[communityID], nil
}
func (c *CollectiblesServiceMock) SetMockAssetContractData(chainID uint64, contractAddress string, assetData *communities.AssetContractData) {
if c.Assets == nil {
c.Assets = make(map[uint64]map[string]*communities.AssetContractData)
}
c.Assets[chainID] = make(map[string]*communities.AssetContractData)
c.Assets[chainID][contractAddress] = assetData
}
func (c *CollectiblesServiceMock) DeploymentSignatureDigest(chainID uint64, addressFrom string, communityID string) ([]byte, error) {
return gethcommon.Hex2Bytes("ccbb375343347491706cf4b43796f7b96ccc89c9e191a8b78679daeba1684ec7"), nil
}
func (s *CollectiblesServiceMock) ProcessCommunityTokenAction(message *protobuf.CommunityTokenAction) error {
return nil
}
type testCommunitiesMessengerConfig struct {
testMessengerConfig
nodeConfig *params.NodeConfig
appSettings *settings.Settings
password string
walletAddresses []string
mockedBalances *communities.BalancesByChain
mockedCollectibles *communities.CollectiblesByChain
collectiblesService communities.CommunityTokensServiceInterface
}
func (tcmc *testCommunitiesMessengerConfig) complete() error {
err := tcmc.testMessengerConfig.complete()
if err != nil {
return err
}
if tcmc.nodeConfig == nil {
tcmc.nodeConfig = defaultTestCommunitiesMessengerNodeConfig()
}
if tcmc.appSettings == nil {
tcmc.appSettings = defaultTestCommunitiesMessengerSettings()
}
return nil
}
func defaultTestCommunitiesMessengerNodeConfig() *params.NodeConfig {
return &params.NodeConfig{
NetworkID: 10,
DataDir: "test",
}
}
func defaultTestCommunitiesMessengerSettings() *settings.Settings {
networks := json.RawMessage("{}")
return &settings.Settings{
Address: types.HexToAddress("0x1122334455667788990011223344556677889900"),
AnonMetricsShouldSend: false,
CurrentNetwork: "mainnet_rpc",
DappsAddress: types.HexToAddress("0x1122334455667788990011223344556677889900"),
InstallationID: "d3efcff6-cffa-560e-a547-21d3858cbc51",
KeyUID: "0x1122334455667788990011223344556677889900",
Name: "Test",
Networks: &networks,
LatestDerivedPath: 0,
PhotoPath: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAIAAACRXR/mAAAAjklEQVR4nOzXwQmFMBAAUZXUYh32ZB32ZB02sxYQQSZGsod55/91WFgSS0RM+SyjA56ZRZhFmEWYRRT6h+M6G16zrxv6fdJpmUWYRbxsYr13dKfanpN0WmYRZhGzXz6AWYRZRIfbaX26fT9Jk07LLMIsosPt9I/dTDotswizCG+nhFmEWYRZhFnEHQAA///z1CFkYamgfQAAAABJRU5ErkJggg==",
PreviewPrivacy: false,
PublicKey: "0x04112233445566778899001122334455667788990011223344556677889900112233445566778899001122334455667788990011223344556677889900",
SigningPhrase: "yurt joey vibe",
SendPushNotifications: true,
ProfilePicturesVisibility: 1,
DefaultSyncPeriod: 777600,
UseMailservers: true,
LinkPreviewRequestEnabled: true,
SendStatusUpdates: true,
WalletRootAddress: types.HexToAddress("0x1122334455667788990011223344556677889900")}
}
func newTestCommunitiesMessenger(s *suite.Suite, waku types.Waku, config testCommunitiesMessengerConfig) *Messenger {
err := config.complete()
s.Require().NoError(err)
accountsManagerMock := &AccountManagerMock{}
accountsManagerMock.AccountsMap = make(map[string]string)
for _, walletAddress := range config.walletAddresses {
accountsManagerMock.AccountsMap[walletAddress] = types.EncodeHex(crypto.Keccak256([]byte(config.password)))
}
tokenManagerMock := &TokenManagerMock{
Balances: config.mockedBalances,
}
collectiblesManagerMock := &CollectiblesManagerMock{
Collectibles: config.mockedCollectibles,
}
options := []Option{
WithAccountManager(accountsManagerMock),
WithTokenManager(tokenManagerMock),
WithCollectiblesManager(collectiblesManagerMock),
WithCommunityTokensService(config.collectiblesService),
WithAppSettings(*config.appSettings, *config.nodeConfig),
}
config.extraOptions = append(config.extraOptions, options...)
messenger, err := newTestMessenger(waku, config.testMessengerConfig)
s.Require().NoError(err)
currentDistributorObj, ok := messenger.communitiesKeyDistributor.(*CommunitiesKeyDistributorImpl)
s.Require().True(ok)
messenger.communitiesKeyDistributor = &TestCommunitiesKeyDistributor{
CommunitiesKeyDistributorImpl: *currentDistributorObj,
subscriptions: map[chan *CommunityAndKeyActions]bool{},
mutex: sync.RWMutex{},
}
// add wallet account with keypair
for _, walletAddress := range config.walletAddresses {
kp := accounts.GetProfileKeypairForTest(false, true, false)
kp.Accounts[0].Address = types.HexToAddress(walletAddress)
err := messenger.settings.SaveOrUpdateKeypair(kp)
s.Require().NoError(err)
}
walletAccounts, err := messenger.settings.GetActiveAccounts()
s.Require().NoError(err)
s.Require().Len(walletAccounts, len(config.walletAddresses))
for i := range config.walletAddresses {
s.Require().Equal(walletAccounts[i].Type, accounts.AccountTypeGenerated)
}
return messenger
}
func createEncryptedCommunity(s *suite.Suite, owner *Messenger) (*communities.Community, *Chat) {
community, chat := createCommunityConfigurable(s, owner, protobuf.CommunityPermissions_AUTO_ACCEPT)
// Add community permission
_, err := owner.CreateCommunityTokenPermission(&requests.CreateCommunityTokenPermission{
CommunityID: community.ID(),
Type: protobuf.CommunityTokenPermission_BECOME_MEMBER,
TokenCriteria: []*protobuf.TokenCriteria{{
ContractAddresses: map[uint64]string{3: "0x933"},
Type: protobuf.CommunityTokenType_ERC20,
Symbol: "STT",
Name: "Status Test Token",
AmountInWei: "10000000000000000000",
Decimals: 18,
}},
})
s.Require().NoError(err)
// Add channel permission
response, err := owner.CreateCommunityTokenPermission(&requests.CreateCommunityTokenPermission{
CommunityID: community.ID(),
Type: protobuf.CommunityTokenPermission_CAN_VIEW_CHANNEL,
TokenCriteria: []*protobuf.TokenCriteria{
&protobuf.TokenCriteria{
ContractAddresses: map[uint64]string{3: "0x933"},
Type: protobuf.CommunityTokenType_ERC20,
Symbol: "STT",
Name: "Status Test Token",
AmountInWei: "10000000000000000000",
Decimals: 18,
},
},
ChatIds: []string{chat.ID},
})
s.Require().NoError(err)
s.Require().Len(response.Communities(), 1)
community = response.Communities()[0]
s.Require().True(community.Encrypted())
s.Require().True(community.ChannelEncrypted(chat.CommunityChatID()))
return community, chat
}
func createCommunity(s *suite.Suite, owner *Messenger) (*communities.Community, *Chat) {
return createCommunityConfigurable(s, owner, protobuf.CommunityPermissions_AUTO_ACCEPT)
}
func createOnRequestCommunity(s *suite.Suite, owner *Messenger) (*communities.Community, *Chat) {
return createCommunityConfigurable(s, owner, protobuf.CommunityPermissions_MANUAL_ACCEPT)
}
func createCommunityConfigurable(s *suite.Suite, owner *Messenger, permission protobuf.CommunityPermissions_Access) (*communities.Community, *Chat) {
description := &requests.CreateCommunity{
Membership: protobuf.CommunityPermissions_AUTO_ACCEPT,
Name: "status",
Color: "#ffffff",
Description: "status community description",
}
// Create an community chat
response, err := owner.CreateCommunity(description, true)
s.Require().NoError(err)
s.Require().NotNil(response)
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s.Require().Len(response.Communities(), 1)
community := response.Communities()[0]
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s.Require().True(community.Joined())
s.Require().True(community.IsControlNode())
s.Require().Len(community.Chats(), 1)
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s.Require().Len(response.CommunitiesSettings(), 1)
communitySettings := response.CommunitiesSettings()[0]
s.Require().Equal(communitySettings.CommunityID, community.IDString())
s.Require().Equal(communitySettings.HistoryArchiveSupportEnabled, false)
return community, response.Chats()[0]
}
func advertiseCommunityTo(s *suite.Suite, community *communities.Community, owner *Messenger, user *Messenger) {
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// Create wrapped (Signed) community data.
wrappedCommunity, err := community.ToProtocolMessageBytes()
s.Require().NoError(err)
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// Unwrap signer (Admin) data at user side.
signer, description, err := communities.UnwrapCommunityDescriptionMessage(wrappedCommunity)
s.Require().NoError(err)
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// Handle community data state at receiver side
messageState := user.buildMessageState()
messageState.CurrentMessageState = &CurrentMessageState{}
messageState.CurrentMessageState.PublicKey = &user.identity.PublicKey
// TODO: handle shards?
err = user.handleCommunityDescription(messageState, signer, description, wrappedCommunity, nil, nil)
s.Require().NoError(err)
}
func joinCommunity(s *suite.Suite, community *communities.Community, owner *Messenger, user *Messenger, request *requests.RequestToJoinCommunity, password string) {
if password != "" {
signingParams, err := user.GenerateJoiningCommunityRequestsForSigning(common.PubkeyToHex(&user.identity.PublicKey), community.ID(), request.AddressesToReveal)
s.Require().NoError(err)
for i := range signingParams {
signingParams[i].Password = password
}
signatures, err := user.SignData(signingParams)
s.Require().NoError(err)
updateAddresses := len(request.AddressesToReveal) == 0
if updateAddresses {
request.AddressesToReveal = make([]string, len(signingParams))
}
for i := range signingParams {
request.AddressesToReveal[i] = signingParams[i].Address
request.Signatures = append(request.Signatures, types.FromHex(signatures[i]))
}
if updateAddresses {
request.AirdropAddress = request.AddressesToReveal[0]
}
}
response, err := user.RequestToJoinCommunity(request)
s.Require().NoError(err)
s.Require().NotNil(response)
s.Require().Len(response.RequestsToJoinCommunity(), 1)
s.Require().Len(response.ActivityCenterNotifications(), 1)
notification := response.ActivityCenterNotifications()[0]
s.Require().NotNil(notification)
s.Require().Equal(notification.Type, ActivityCenterNotificationTypeCommunityRequest)
s.Require().Equal(notification.MembershipStatus, ActivityCenterMembershipStatusPending)
// Retrieve and accept join request
_, err = WaitOnMessengerResponse(owner, func(r *MessengerResponse) bool {
return len(r.Communities()) > 0 && r.Communities()[0].HasMember(&user.identity.PublicKey)
}, "user not accepted")
s.Require().NoError(err)
// Retrieve join request response
_, err = WaitOnMessengerResponse(user, func(r *MessengerResponse) bool {
return len(r.Communities()) > 0 && r.Communities()[0].HasMember(&user.identity.PublicKey)
}, "user not accepted")
s.Require().NoError(err)
}
func requestToJoinCommunity(s *suite.Suite, controlNode *Messenger, user *Messenger, request *requests.RequestToJoinCommunity) types.HexBytes {
response, err := user.RequestToJoinCommunity(request)
s.Require().NoError(err)
s.Require().NotNil(response)
s.Require().Len(response.RequestsToJoinCommunity(), 1)
requestToJoin := response.RequestsToJoinCommunity()[0]
s.Require().Equal(requestToJoin.PublicKey, common.PubkeyToHex(&user.identity.PublicKey))
_, err = WaitOnMessengerResponse(
controlNode,
func(r *MessengerResponse) bool {
if len(r.RequestsToJoinCommunity()) == 0 {
return false
}
for _, resultRequest := range r.RequestsToJoinCommunity() {
if resultRequest.PublicKey == common.PubkeyToHex(&user.identity.PublicKey) {
return true
}
}
return false
},
"control node did not receive community request to join",
)
s.Require().NoError(err)
return requestToJoin.ID
}
func joinOnRequestCommunity(s *suite.Suite, community *communities.Community, controlNode *Messenger, user *Messenger, request *requests.RequestToJoinCommunity) {
// Request to join the community
requestToJoinID := requestToJoinCommunity(s, controlNode, user, request)
// accept join request
acceptRequestToJoin := &requests.AcceptRequestToJoinCommunity{ID: requestToJoinID}
response, err := controlNode.AcceptRequestToJoinCommunity(acceptRequestToJoin)
s.Require().NoError(err)
s.Require().NotNil(response)
updatedCommunity := response.Communities()[0]
s.Require().NotNil(updatedCommunity)
s.Require().True(updatedCommunity.HasMember(&user.identity.PublicKey))
// receive request to join response
_, err = WaitOnMessengerResponse(
user,
func(r *MessengerResponse) bool {
return len(r.Communities()) > 0 && r.Communities()[0].HasMember(&user.identity.PublicKey)
},
"user did not receive request to join response",
)
s.Require().NoError(err)
userCommunity, err := user.GetCommunityByID(community.ID())
s.Require().NoError(err)
s.Require().True(userCommunity.HasMember(&user.identity.PublicKey))
_, err = WaitOnMessengerResponse(
controlNode,
func(r *MessengerResponse) bool {
return len(r.Communities()) > 0 && r.Communities()[0].HasMember(&user.identity.PublicKey)
},
"control node did not receive request to join response",
)
s.Require().NoError(err)
}
func sendChatMessage(s *suite.Suite, sender *Messenger, chatID string, text string) *common.Message {
msg := &common.Message{
ChatMessage: &protobuf.ChatMessage{
ChatId: chatID,
ContentType: protobuf.ChatMessage_TEXT_PLAIN,
Text: text,
},
}
_, err := sender.SendChatMessage(context.Background(), msg)
s.Require().NoError(err)
return msg
}
func grantPermission(s *suite.Suite, community *communities.Community, controlNode *Messenger, target *Messenger, role protobuf.CommunityMember_Roles) {
responseAddRole, err := controlNode.AddRoleToMember(&requests.AddRoleToMember{
CommunityID: community.ID(),
User: common.PubkeyToHexBytes(target.IdentityPublicKey()),
Role: role,
})
s.Require().NoError(err)
s.Require().NoError(checkRolePermissionInResponse(responseAddRole, target.IdentityPublicKey(), role))
response, err := WaitOnMessengerResponse(target, func(response *MessengerResponse) bool {
if len(response.Communities()) == 0 {
return false
}
err := checkRolePermissionInResponse(response, target.IdentityPublicKey(), role)
return err == nil
}, "community description changed message not received")
s.Require().NoError(err)
s.Require().NoError(checkRolePermissionInResponse(response, target.IdentityPublicKey(), role))
}
func checkRolePermissionInResponse(response *MessengerResponse, member *ecdsa.PublicKey, role protobuf.CommunityMember_Roles) error {
if len(response.Communities()) == 0 {
return errors.New("Response does not contain communities")
}
rCommunities := response.Communities()
switch role {
case protobuf.CommunityMember_ROLE_OWNER:
if !rCommunities[0].IsMemberOwner(member) {
return errors.New("Member without owner role")
}
case protobuf.CommunityMember_ROLE_ADMIN:
if !rCommunities[0].IsMemberAdmin(member) {
return errors.New("Member without admin role")
}
case protobuf.CommunityMember_ROLE_TOKEN_MASTER:
if !rCommunities[0].IsMemberTokenMaster(member) {
return errors.New("Member without token master role")
}
default:
return errors.New("Can't check unknonw member role")
}
return nil
}
func checkMemberJoinedToTheCommunity(response *MessengerResponse, member *ecdsa.PublicKey) error {
if len(response.Communities()) == 0 {
return errors.New("No communities in the response")
}
if !response.Communities()[0].HasMember(member) {
return errors.New("Member was not added to the community")
}
return nil
}
func waitOnCommunitiesEvent(user *Messenger, condition func(*communities.Subscription) bool) <-chan error {
errCh := make(chan error, 1)
go func() {
defer close(errCh)
subscription := user.communitiesManager.Subscribe()
for {
select {
case sub, more := <-subscription:
if !more {
errCh <- errors.New("channel closed when waiting for communities event")
return
}
if condition(sub) {
return
}
case <-time.After(5 * time.Second):
errCh <- errors.New("timed out when waiting for communities event")
return
}
}
}()
return errCh
}