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Add new Slack connection and forked legacy Slack bridge (#582)

This commit is contained in:
Duco van Amstel 2018-11-13 19:51:19 +00:00 committed by Wim
parent f7a5077d5d
commit e19ba5a06a
4 changed files with 136 additions and 66 deletions
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1
bridge/config/config.go
View File

@ -163,6 +163,7 @@ type ConfigValues struct {
Mattermost map[string]Protocol
Matrix map[string]Protocol
Slack map[string]Protocol
SlackLegacy map[string]Protocol
Steam map[string]Protocol
Gitter map[string]Protocol
Xmpp map[string]Protocol

74
bridge/slack/legacy.go Normal file
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@ -0,0 +1,74 @@
package bslack
import (
"errors"
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/matterhook"
"github.com/nlopes/slack"
)
type BslackLegacy struct {
*Bslack
}
func NewLegacy(cfg *bridge.Config) bridge.Bridger {
return &BslackLegacy{Bslack: newBridge(cfg)}
}
func (b *BslackLegacy) Connect() error {
b.RLock()
defer b.RUnlock()
if b.GetString(incomingWebhookConfig) != "" {
switch {
case b.GetString(outgoingWebhookConfig) != "":
b.Log.Info("Connecting using webhookurl (sending) and webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
case b.GetString(tokenConfig) != "":
b.Log.Info("Connecting using token (sending)")
b.sc = slack.New(b.GetString(tokenConfig))
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
b.Log.Info("Connecting using webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
default:
b.Log.Info("Connecting using webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
}
go b.handleSlack()
return nil
}
if b.GetString(outgoingWebhookConfig) != "" {
b.Log.Info("Connecting using webhookurl (sending)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
DisableServer: true,
})
if b.GetString(tokenConfig) != "" {
b.Log.Info("Connecting using token (receiving)")
b.sc = slack.New(b.GetString(tokenConfig))
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
go b.handleSlack()
}
} else if b.GetString(tokenConfig) != "" {
b.Log.Info("Connecting using token (sending and receiving)")
b.sc = slack.New(b.GetString(tokenConfig))
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
go b.handleSlack()
}
if b.GetString(incomingWebhookConfig) == "" && b.GetString(outgoingWebhookConfig) == "" && b.GetString(tokenConfig) == "" {
return errors.New("no connection method found. See that you have WebhookBindAddress, WebhookURL or Token configured")
}
return nil
}

86
bridge/slack/slack.go
View File

@ -73,6 +73,20 @@ const (
)
func New(cfg *bridge.Config) bridge.Bridger {
// Print a deprecation warning for legacy non-bot tokens (#527).
token := cfg.GetString(tokenConfig)
if token != "" && !strings.HasPrefix(token, "xoxb") {
cfg.Log.Error("Non-bot token detected. It is STRONGLY recommended to use a proper bot-token instead.")
cfg.Log.Error("Legacy tokens may be deprecated by Slack at short notice. See the Matterbridge GitHub wiki for a migration guide.")
cfg.Log.Error("To continue using a legacy token please move your configuration to a \"slack-legacy\" bridge instead.")
cfg.Log.Error("Delaying start of bridge by 30 seconds. Future Matterbridge release will fail here unless you use a \"slack-legacy\" bridge.")
time.Sleep(30 * time.Second)
return NewLegacy(cfg)
}
return newBridge(cfg)
}
func newBridge(cfg *bridge.Config) *Bslack {
newCache, err := lru.New(5000)
if err != nil {
cfg.Log.Fatalf("Could not create LRU cache for Slack bridge: %v", err)
@ -97,56 +111,38 @@ func (b *Bslack) Command(cmd string) string {
func (b *Bslack) Connect() error {
b.RLock()
defer b.RUnlock()
if b.GetString(incomingWebhookConfig) != "" {
switch {
case b.GetString(outgoingWebhookConfig) != "":
b.Log.Info("Connecting using webhookurl (sending) and webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
case b.GetString(tokenConfig) != "":
b.Log.Info("Connecting using token (sending)")
b.sc = slack.New(b.GetString(tokenConfig))
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
b.Log.Info("Connecting using webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
default:
b.Log.Info("Connecting using webhookbindaddress (receiving)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
BindAddress: b.GetString(incomingWebhookConfig),
})
}
go b.handleSlack()
return nil
if b.GetString(incomingWebhookConfig) == "" && b.GetString(outgoingWebhookConfig) == "" && b.GetString(tokenConfig) == "" {
return errors.New("no connection method found: WebhookBindAddress, WebhookURL or Token need to be configured")
}
if b.GetString(outgoingWebhookConfig) != "" {
b.Log.Info("Connecting using webhookurl (sending)")
b.mh = matterhook.New(b.GetString(outgoingWebhookConfig), matterhook.Config{
InsecureSkipVerify: b.GetBool(skipTLSConfig),
DisableServer: true,
})
if b.GetString(tokenConfig) != "" {
b.Log.Info("Connecting using token (receiving)")
b.sc = slack.New(b.GetString(tokenConfig))
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
go b.handleSlack()
}
} else if b.GetString(tokenConfig) != "" {
b.Log.Info("Connecting using token (sending and receiving)")
b.sc = slack.New(b.GetString(tokenConfig))
// If we have a token we use the Slack websocket-based RTM for both sending and receiving.
if token := b.GetString(tokenConfig); token != "" {
b.Log.Info("Connecting using token")
b.sc = slack.New(token)
b.rtm = b.sc.NewRTM()
go b.rtm.ManageConnection()
go b.handleSlack()
return nil
}
if b.GetString(incomingWebhookConfig) == "" && b.GetString(outgoingWebhookConfig) == "" && b.GetString(tokenConfig) == "" {
return errors.New("no connection method found. See that you have WebhookBindAddress, WebhookURL or Token configured")
// In absence of a token we fall back to incoming and outgoing Webhooks.
b.mh = matterhook.New(
"",
matterhook.Config{
InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
DisableServer: true,
},
)
if b.GetString(outgoingWebhookConfig) != "" {
b.Log.Info("Using specified webhook for outgoing messages.")
b.mh.Url = b.GetString(outgoingWebhookConfig)
}
if b.GetString(incomingWebhookConfig) != "" {
b.Log.Info("Setting up local webhook for incoming messages.")
b.mh.BindAddress = b.GetString(incomingWebhookConfig)
b.mh.DisableServer = false
go b.handleSlack()
}
return nil
}

41
gateway/gateway.go
View File

@ -2,10 +2,15 @@ package gateway
import (
"bytes"
"crypto/sha1"
"fmt"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"regexp"
"strings"
"time"
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/bridge/api"
@ -23,15 +28,8 @@ import (
bxmpp "github.com/42wim/matterbridge/bridge/xmpp"
bzulip "github.com/42wim/matterbridge/bridge/zulip"
"github.com/hashicorp/golang-lru"
log "github.com/sirupsen/logrus"
// "github.com/davecgh/go-spew/spew"
"crypto/sha1"
"path/filepath"
"regexp"
"strings"
"time"
"github.com/peterhellberg/emojilib"
log "github.com/sirupsen/logrus"
)
type Gateway struct {
@ -55,19 +53,20 @@ type BrMsgID struct {
var flog *log.Entry
var bridgeMap = map[string]bridge.Factory{
"api": api.New,
"discord": bdiscord.New,
"gitter": bgitter.New,
"irc": birc.New,
"mattermost": bmattermost.New,
"matrix": bmatrix.New,
"rocketchat": brocketchat.New,
"slack": bslack.New,
"sshchat": bsshchat.New,
"steam": bsteam.New,
"telegram": btelegram.New,
"xmpp": bxmpp.New,
"zulip": bzulip.New,
"api": api.New,
"discord": bdiscord.New,
"gitter": bgitter.New,
"irc": birc.New,
"mattermost": bmattermost.New,
"matrix": bmatrix.New,
"rocketchat": brocketchat.New,
"slack-legacy": bslack.NewLegacy,
"slack": bslack.New,
"sshchat": bsshchat.New,
"steam": bsteam.New,
"telegram": btelegram.New,
"xmpp": bxmpp.New,
"zulip": bzulip.New,
}
const (