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-rw-r--r--bridge/slack/handlers.go24
-rw-r--r--bridge/slack/helpers.go71
-rw-r--r--bridge/slack/slack.go76
3 files changed, 99 insertions, 72 deletions
diff --git a/bridge/slack/handlers.go b/bridge/slack/handlers.go
index 56fd7026..b6400a80 100644
--- a/bridge/slack/handlers.go
+++ b/bridge/slack/handlers.go
@@ -61,25 +61,11 @@ func (b *Bslack) handleSlackClient(messages chan *config.Message) {
case *slack.OutgoingErrorEvent:
b.Log.Debugf("%#v", ev.Error())
case *slack.ChannelJoinedEvent:
- var err error
- b.users, err = b.sc.GetUsers()
- if err != nil {
- b.Log.Errorf("Could not reload users: %#v", err)
- }
+ b.populateUsers()
case *slack.ConnectedEvent:
- var err error
- b.channels, _, err = b.sc.GetConversations(&slack.GetConversationsParameters{
- Limit: 1000,
- Types: []string{"public_channel,private_channel,mpim,im"},
- })
- if err != nil {
- b.Log.Errorf("Channel list failed: %#v", err)
- }
b.si = ev.Info
- b.users, err = b.sc.GetUsers()
- if err != nil {
- b.Log.Errorf("Could not reload users: %#v", err)
- }
+ b.populateChannels()
+ b.populateUsers()
case *slack.InvalidAuthEvent:
b.Log.Fatalf("Invalid Token %#v", ev)
case *slack.ConnectionErrorEvent:
@@ -163,9 +149,7 @@ func (b *Bslack) handleMessageEvent(ev *slack.MessageEvent) (*config.Message, er
// update the userlist on a channel_join
if ev.SubType == sChannelJoin {
- if b.users, err = b.sc.GetUsers(); err != nil {
- return nil, err
- }
+ b.populateUsers()
}
// Edit message
diff --git a/bridge/slack/helpers.go b/bridge/slack/helpers.go
index 9af5dfac..18dded3b 100644
--- a/bridge/slack/helpers.go
+++ b/bridge/slack/helpers.go
@@ -38,27 +38,72 @@ func (b *Bslack) getChannel(channel string) (*slack.Channel, error) {
}
func (b *Bslack) getChannelByName(name string) (*slack.Channel, error) {
- if b.channels == nil {
- return nil, fmt.Errorf("%s: channel %s not found (no channels found)", b.Account, name)
- }
- for _, channel := range b.channels {
- if channel.Name == name {
- return &channel, nil
- }
+ b.channelsMutex.RLock()
+ defer b.channelsMutex.RUnlock()
+
+ if channel, ok := b.channelsByName[name]; ok {
+ return channel, nil
}
return nil, fmt.Errorf("%s: channel %s not found", b.Account, name)
}
func (b *Bslack) getChannelByID(ID string) (*slack.Channel, error) {
- if b.channels == nil {
- return nil, fmt.Errorf("%s: channel %s not found (no channels found)", b.Account, ID)
+ b.channelsMutex.RLock()
+ defer b.channelsMutex.RUnlock()
+
+ if channel, ok := b.channelsByID[ID]; ok {
+ return channel, nil
+ }
+ return nil, fmt.Errorf("%s: channel %s not found", b.Account, ID)
+}
+
+func (b *Bslack) populateUsers() {
+ users, err := b.sc.GetUsers()
+ if err != nil {
+ b.Log.Errorf("Could not reload users: %#v", err)
+ return
+ }
+
+ newUsers := map[string]*slack.User{}
+ for _, user := range users {
+ newUsers[user.ID] = &user
}
- for _, channel := range b.channels {
- if channel.ID == ID {
- return &channel, nil
+
+ b.usersMutex.Lock()
+ defer b.usersMutex.Unlock()
+ b.users = newUsers
+}
+
+func (b *Bslack) populateChannels() {
+ newChannelsByID := map[string]*slack.Channel{}
+ newChannelsByName := map[string]*slack.Channel{}
+
+ // We only retrieve public and private channels, not IMs
+ // and MPIMs as those do not have a channel name.
+ queryParams := &slack.GetConversationsParameters{
+ ExcludeArchived: "true",
+ Types: []string{"public_channel,private_channel"},
+ }
+ for {
+ channels, nextCursor, err := b.sc.GetConversations(queryParams)
+ if err != nil {
+ b.Log.Errorf("Could not reload channels: %#v", err)
+ return
}
+ for i := 0; i < len(channels); i++ {
+ newChannelsByID[channels[i].ID] = &channels[i]
+ newChannelsByName[channels[i].Name] = &channels[i]
+ }
+ if nextCursor == "" {
+ break
+ }
+ queryParams.Cursor = nextCursor
}
- return nil, fmt.Errorf("%s: channel %s not found", b.Account, ID)
+
+ b.channelsMutex.Lock()
+ defer b.channelsMutex.Unlock()
+ b.channelsByID = newChannelsByID
+ b.channelsByName = newChannelsByName
}
var (
diff --git a/bridge/slack/slack.go b/bridge/slack/slack.go
index 6524f974..6585c9fc 100644
--- a/bridge/slack/slack.go
+++ b/bridge/slack/slack.go
@@ -16,17 +16,24 @@ import (
)
type Bslack struct {
- mh *matterhook.Client
- sc *slack.Client
- rtm *slack.RTM
- users []slack.User
- si *slack.Info
- channels []slack.Channel
+ sync.RWMutex
+ *bridge.Config
+
+ mh *matterhook.Client
+ sc *slack.Client
+ rtm *slack.RTM
+ si *slack.Info
+
cache *lru.Cache
- useChannelID bool
uuid string
- *bridge.Config
- sync.RWMutex
+ useChannelID bool
+
+ users map[string]*slack.User
+ usersMutex sync.RWMutex
+
+ channelsByID map[string]*slack.Channel
+ channelsByName map[string]*slack.Channel
+ channelsMutex sync.RWMutex
}
const (
@@ -61,9 +68,12 @@ func New(cfg *bridge.Config) bridge.Bridger {
cfg.Log.Fatalf("Could not create LRU cache for Slack bridge: %v", err)
}
b := &Bslack{
- Config: cfg,
- uuid: xid.New().String(),
- cache: newCache,
+ Config: cfg,
+ uuid: xid.New().String(),
+ cache: newCache,
+ users: map[string]*slack.User{},
+ channelsByID: map[string]*slack.Channel{},
+ channelsByName: map[string]*slack.Channel{},
}
return b
}
@@ -132,37 +142,25 @@ func (b *Bslack) Disconnect() error {
return b.rtm.Disconnect()
}
+// JoinChannel only acts as a verification method that checks whether Matterbridge's
+// Slack integration is already member of the channel. This is because Slack does not
+// allow apps or bots to join channels themselves and they need to be invited
+// manually by a user.
func (b *Bslack) JoinChannel(channel config.ChannelInfo) error {
- // use ID:channelid and resolve it to the actual name
- idcheck := strings.Split(channel.Name, "ID:")
- if len(idcheck) > 1 {
+ b.populateChannels()
+
+ channelInfo, err := b.getChannel(channel.Name)
+ if err != nil {
+ return fmt.Errorf("could not join channel: %#v", err)
+ }
+
+ if strings.HasPrefix(channel.Name, "ID:") {
b.useChannelID = true
- ch, err := b.sc.GetChannelInfo(idcheck[1])
- if err != nil {
- return err
- }
- channel.Name = ch.Name
- if err != nil {
- return err
- }
+ channel.Name = channelInfo.Name
}
- // we can only join channels using the API
- if b.sc != nil {
- if strings.HasPrefix(b.GetString(tokenConfig), "xoxb") {
- // TODO check if bot has already joined channel
- return nil
- }
- _, err := b.sc.JoinChannel(channel.Name)
- if err != nil {
- switch err.Error() {
- case "name_taken", "restricted_action":
- case "default":
- {
- return err
- }
- }
- }
+ if !channelInfo.IsMember {
+ return fmt.Errorf("slack integration that matterbridge is using is not member of channel '%s', please add it manually", channelInfo.Name)
}
return nil
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 13:34:49 +0000