Send real-time whatsapp connection state to asmux

This commit is contained in:
Tulir Asokan 2021-03-15 18:06:16 +02:00
parent e19f8c7532
commit cbdd10e704
6 changed files with 179 additions and 2 deletions

154
asmux.go Normal file
View file

@ -0,0 +1,154 @@
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2020 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package main
import (
"errors"
"net/http"
"time"
"github.com/Rhymen/go-whatsapp"
"maunium.net/go/mautrix/id"
)
type AsmuxError string
const (
AsmuxWANotLoggedIn AsmuxError = "wa-not-logged-in"
AsmuxWANotConnected AsmuxError = "wa-not-connected"
AsmuxWAConnecting AsmuxError = "wa-connecting"
AsmuxWATimeout AsmuxError = "wa-timeout"
AsmuxWAPingFalse AsmuxError = "wa-ping-false"
AsmuxWAPingError AsmuxError = "wa-ping-error"
)
var asmuxHumanErrors = map[AsmuxError]string{
AsmuxWANotLoggedIn: "You're not logged into WhatsApp",
AsmuxWANotConnected: "You're not connected to WhatsApp",
AsmuxWAConnecting: "Trying to reconnect to WhatsApp. Please make sure WhatsApp is running on your phone and connected to the internet.",
AsmuxWATimeout: "WhatsApp on your phone is not responding. Please make sure it is running and connected to the internet.",
AsmuxWAPingFalse: "WhatsApp returned an error, reconnecting. Please make sure WhatsApp is running on your phone and connected to the internet.",
AsmuxWAPingError: "WhatsApp returned an unknown error",
}
type AsmuxPong struct {
OK bool `json:"ok"`
Timestamp int64 `json:"timestamp"`
TTL int `json:"ttl"`
ErrorSource string `json:"error_source,omitempty"`
Error AsmuxError `json:"error,omitempty"`
Message string `json:"message,omitempty"`
}
func (pong *AsmuxPong) fill() {
pong.Timestamp = time.Now().Unix()
if !pong.OK {
pong.TTL = 300
pong.ErrorSource = "bridge"
pong.Message = asmuxHumanErrors[pong.Error]
} else {
pong.TTL = 1800
}
}
func (pong *AsmuxPong) shouldDeduplicate(newPong *AsmuxPong) bool {
if pong == nil || pong.OK != newPong.OK || pong.Error != newPong.Error {
return false
}
return pong.Timestamp+int64(pong.TTL/10) > time.Now().Unix()
}
func (user *User) setupAdminTestHooks() {
if !user.bridge.Config.Homeserver.Asmux {
return
}
user.Conn.AdminTestHook = func(err error) {
if errors.Is(err, whatsapp.ErrConnectionTimeout) {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWATimeout})
} else if errors.Is(err, whatsapp.ErrPingFalse) {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWAPingFalse})
} else if err == nil {
user.sendBridgeStatus(AsmuxPong{OK: true})
} else {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWAPingError})
}
}
user.Conn.CountTimeoutHook = func() {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWATimeout})
}
}
func (user *User) sendBridgeStatus(state AsmuxPong) {
if !user.bridge.Config.Homeserver.Asmux {
return
}
state.fill()
if user.prevBridgeStatus.shouldDeduplicate(&state) {
return
}
cli := user.bridge.AS.BotClient()
url := cli.BuildBaseURL("_matrix", "client", "unstable", "com.beeper.asmux", "pong")
_, err := cli.MakeRequest("POST", url, &state, nil)
if err != nil {
user.log.Warnln("Failed to update bridge state in asmux:", err)
} else {
user.prevBridgeStatus = &state
}
}
func (prov *ProvisioningAPI) AsmuxPing(w http.ResponseWriter, r *http.Request) {
if !prov.bridge.AS.CheckServerToken(w, r) {
return
}
userID := r.URL.Query().Get("user_id")
user := prov.bridge.GetUserByMXID(id.UserID(userID))
var resp AsmuxPong
if user.Conn == nil {
if user.Session == nil {
resp.Error = AsmuxWANotLoggedIn
} else {
resp.Error = AsmuxWANotConnected
}
} else {
if user.Conn.IsConnected() && user.Conn.IsLoggedIn() {
user.log.Debugln("Pinging WhatsApp mobile due to asmux /ping API request")
err := user.Conn.AdminTestWithSuppress(true)
user.log.Debugln("Ping response:", err)
if err == whatsapp.ErrPingFalse {
user.log.Debugln("Forwarding ping false error from provisioning API to HandleError")
go user.HandleError(err)
resp.Error = AsmuxWAPingFalse
} else if errors.Is(err, whatsapp.ErrConnectionTimeout) {
user.Conn.CountTimeout()
resp.Error = AsmuxWATimeout
} else if err != nil {
resp.Error = AsmuxWAPingError
} else {
resp.OK = true
}
} else if user.Conn.IsLoginInProgress() {
resp.Error = AsmuxWAConnecting
} else if user.Conn.IsConnected() {
resp.Error = AsmuxWANotLoggedIn
} else {
resp.Error = AsmuxWANotConnected
}
}
resp.fill()
jsonResponse(w, http.StatusOK, &resp)
user.prevBridgeStatus = &resp
}

View file

@ -568,6 +568,7 @@ func (handler *CommandHandler) CommandDisconnect(ce *CommandEvent) {
return return
} }
ce.User.bridge.Metrics.TrackConnectionState(ce.User.JID, false) ce.User.bridge.Metrics.TrackConnectionState(ce.User.JID, false)
ce.User.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
ce.Reply("Successfully disconnected. Use the `reconnect` command to reconnect.") ce.Reply("Successfully disconnected. Use the `reconnect` command to reconnect.")
} }

4
go.mod
View file

@ -13,7 +13,7 @@ require (
gopkg.in/yaml.v2 v2.3.0 gopkg.in/yaml.v2 v2.3.0
maunium.net/go/mauflag v1.0.0 maunium.net/go/mauflag v1.0.0
maunium.net/go/maulogger/v2 v2.2.4 maunium.net/go/maulogger/v2 v2.2.4
maunium.net/go/mautrix v0.9.1-0.20210307225120-4e7cb8da4d83 maunium.net/go/mautrix v0.9.2
) )
replace github.com/Rhymen/go-whatsapp => github.com/tulir/go-whatsapp v0.4.0-rc.4 replace github.com/Rhymen/go-whatsapp => github.com/tulir/go-whatsapp v0.4.0

4
go.sum
View file

@ -315,6 +315,8 @@ github.com/tulir/go-whatsapp v0.4.0-rc.3.0.20210305145305-1afcd8642930 h1:9FMxSL
github.com/tulir/go-whatsapp v0.4.0-rc.3.0.20210305145305-1afcd8642930/go.mod h1:rwwuTh1bKqhgrRvOBAr8hDqtuz8Cc1Quqw/0BeXb+/E= github.com/tulir/go-whatsapp v0.4.0-rc.3.0.20210305145305-1afcd8642930/go.mod h1:rwwuTh1bKqhgrRvOBAr8hDqtuz8Cc1Quqw/0BeXb+/E=
github.com/tulir/go-whatsapp v0.4.0-rc.4 h1:S0ZLzeZPYUj6fATACy7Kzok9TcnntLa1xDJKTBnN19k= github.com/tulir/go-whatsapp v0.4.0-rc.4 h1:S0ZLzeZPYUj6fATACy7Kzok9TcnntLa1xDJKTBnN19k=
github.com/tulir/go-whatsapp v0.4.0-rc.4/go.mod h1:rwwuTh1bKqhgrRvOBAr8hDqtuz8Cc1Quqw/0BeXb+/E= github.com/tulir/go-whatsapp v0.4.0-rc.4/go.mod h1:rwwuTh1bKqhgrRvOBAr8hDqtuz8Cc1Quqw/0BeXb+/E=
github.com/tulir/go-whatsapp v0.4.0 h1:rvWQZkJrDSoO8IaltASUjYTXjPymByv45RPTL0ApcYQ=
github.com/tulir/go-whatsapp v0.4.0/go.mod h1:rwwuTh1bKqhgrRvOBAr8hDqtuz8Cc1Quqw/0BeXb+/E=
github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA= github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0= github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU= github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
@ -500,5 +502,7 @@ maunium.net/go/mautrix v0.9.0 h1:+u2NDmNWUwOqUmlQgDiDo9gE0XLPqfB0UeZYwx9XghI=
maunium.net/go/mautrix v0.9.0/go.mod h1:mckyHSKKyI0PQF2K9MgWMMDUWH1meCNggE28ILTLuMg= maunium.net/go/mautrix v0.9.0/go.mod h1:mckyHSKKyI0PQF2K9MgWMMDUWH1meCNggE28ILTLuMg=
maunium.net/go/mautrix v0.9.1-0.20210307225120-4e7cb8da4d83 h1:rXZpKROiWoye9wmu0SOadsyaWOb6/wmPfZqSXCA8ipM= maunium.net/go/mautrix v0.9.1-0.20210307225120-4e7cb8da4d83 h1:rXZpKROiWoye9wmu0SOadsyaWOb6/wmPfZqSXCA8ipM=
maunium.net/go/mautrix v0.9.1-0.20210307225120-4e7cb8da4d83/go.mod h1:mckyHSKKyI0PQF2K9MgWMMDUWH1meCNggE28ILTLuMg= maunium.net/go/mautrix v0.9.1-0.20210307225120-4e7cb8da4d83/go.mod h1:mckyHSKKyI0PQF2K9MgWMMDUWH1meCNggE28ILTLuMg=
maunium.net/go/mautrix v0.9.2 h1:siyu2A4t9nao8i8azGz+UD1jx1r1u4kAvB6ugsH6PF8=
maunium.net/go/mautrix v0.9.2/go.mod h1:mckyHSKKyI0PQF2K9MgWMMDUWH1meCNggE28ILTLuMg=
sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o= sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0/go.mod h1:hI742Nqp5OhwiqlzhgfbWU4mW4yO10fP+LoT9WOswdU= sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0/go.mod h1:hI742Nqp5OhwiqlzhgfbWU4mW4yO10fP+LoT9WOswdU=

View file

@ -13,6 +13,7 @@
// //
// You should have received a copy of the GNU Affero General Public License // You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>. // along with this program. If not, see <https://www.gnu.org/licenses/>.
package main package main
import ( import (
@ -51,6 +52,7 @@ func (prov *ProvisioningAPI) Init() {
r.HandleFunc("/delete_connection", prov.DeleteConnection).Methods(http.MethodPost) r.HandleFunc("/delete_connection", prov.DeleteConnection).Methods(http.MethodPost)
r.HandleFunc("/disconnect", prov.Disconnect).Methods(http.MethodPost) r.HandleFunc("/disconnect", prov.Disconnect).Methods(http.MethodPost)
r.HandleFunc("/reconnect", prov.Reconnect).Methods(http.MethodPost) r.HandleFunc("/reconnect", prov.Reconnect).Methods(http.MethodPost)
prov.bridge.AS.Router.HandleFunc("/_matrix/app/com.beeper.asmux/ping", prov.AsmuxPing).Methods(http.MethodPost)
} }
type responseWrap struct { type responseWrap struct {

16
user.go
View file

@ -76,6 +76,8 @@ type User struct {
mgmtCreateLock sync.Mutex mgmtCreateLock sync.Mutex
connLock sync.Mutex connLock sync.Mutex
cancelReconnect func() cancelReconnect func()
prevBridgeStatus *AsmuxPong
} }
func (bridge *Bridge) GetUserByMXID(userID id.UserID) *User { func (bridge *Bridge) GetUserByMXID(userID id.UserID) *User {
@ -116,6 +118,7 @@ func (user *User) removeFromJIDMap() {
} }
user.bridge.usersLock.Unlock() user.bridge.usersLock.Unlock()
user.bridge.Metrics.TrackLoginState(user.JID, false) user.bridge.Metrics.TrackLoginState(user.JID, false)
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotLoggedIn})
} }
func (bridge *Bridge) GetAllUsers() []*User { func (bridge *Bridge) GetAllUsers() []*User {
@ -249,6 +252,9 @@ func (user *User) Connect(evenIfNoSession bool) bool {
return false return false
} }
user.log.Debugln("Connecting to WhatsApp") user.log.Debugln("Connecting to WhatsApp")
if user.Session != nil {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWAConnecting})
}
timeout := time.Duration(user.bridge.Config.Bridge.ConnectionTimeout) timeout := time.Duration(user.bridge.Config.Bridge.ConnectionTimeout)
if timeout == 0 { if timeout == 0 {
timeout = 20 timeout = 20
@ -261,6 +267,7 @@ func (user *User) Connect(evenIfNoSession bool) bool {
Log: user.log.Sub("Conn"), Log: user.log.Sub("Conn"),
Handler: []whatsapp.Handler{user}, Handler: []whatsapp.Handler{user},
}) })
user.setupAdminTestHooks()
user.connLock.Unlock() user.connLock.Unlock()
return user.RestoreSession() return user.RestoreSession()
} }
@ -278,6 +285,7 @@ func (user *User) DeleteConnection() {
user.Conn.RemoveHandlers() user.Conn.RemoveHandlers()
user.Conn = nil user.Conn = nil
user.bridge.Metrics.TrackConnectionState(user.JID, false) user.bridge.Metrics.TrackConnectionState(user.JID, false)
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
user.connLock.Unlock() user.connLock.Unlock()
} }
@ -300,6 +308,7 @@ func (user *User) RestoreSession() bool {
user.DeleteConnection() user.DeleteConnection()
return false return false
} else { } else {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
user.sendMarkdownBridgeAlert("\u26a0 Failed to connect to WhatsApp. Make sure WhatsApp " + user.sendMarkdownBridgeAlert("\u26a0 Failed to connect to WhatsApp. Make sure WhatsApp " +
"on your phone is reachable and use `reconnect` to try connecting again.") "on your phone is reachable and use `reconnect` to try connecting again.")
} }
@ -449,6 +458,7 @@ func (cl ChatList) Swap(i, j int) {
} }
func (user *User) PostLogin() { func (user *User) PostLogin() {
user.sendBridgeStatus(AsmuxPong{OK: true})
user.bridge.Metrics.TrackConnectionState(user.JID, true) user.bridge.Metrics.TrackConnectionState(user.JID, true)
user.bridge.Metrics.TrackLoginState(user.JID, true) user.bridge.Metrics.TrackLoginState(user.JID, true)
user.bridge.Metrics.TrackBufferLength(user.MXID, 0) user.bridge.Metrics.TrackBufferLength(user.MXID, 0)
@ -522,6 +532,7 @@ func (user *User) postConnPing() bool {
if disconnectErr != nil { if disconnectErr != nil {
user.log.Warnln("Error while disconnecting after failed post-connection ping:", disconnectErr) user.log.Warnln("Error while disconnecting after failed post-connection ping:", disconnectErr)
} }
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
user.bridge.Metrics.TrackDisconnection(user.MXID) user.bridge.Metrics.TrackDisconnection(user.MXID)
go func() { go func() {
time.Sleep(1 * time.Second) time.Sleep(1 * time.Second)
@ -831,6 +842,7 @@ func (user *User) HandleError(err error) {
if closed.Code == 1000 && user.cleanDisconnection { if closed.Code == 1000 && user.cleanDisconnection {
user.cleanDisconnection = false user.cleanDisconnection = false
if !user.bridge.Config.Bridge.AggressiveReconnect { if !user.bridge.Config.Bridge.AggressiveReconnect {
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
user.bridge.Metrics.TrackConnectionState(user.JID, false) user.bridge.Metrics.TrackConnectionState(user.JID, false)
user.log.Infoln("Clean disconnection by server") user.log.Infoln("Clean disconnection by server")
return return
@ -863,6 +875,7 @@ func (user *User) tryReconnect(msg string) {
user.bridge.Metrics.TrackConnectionState(user.JID, false) user.bridge.Metrics.TrackConnectionState(user.JID, false)
if user.ConnectionErrors > user.bridge.Config.Bridge.MaxConnectionAttempts { if user.ConnectionErrors > user.bridge.Config.Bridge.MaxConnectionAttempts {
user.sendMarkdownBridgeAlert("%s. Use the `reconnect` command to reconnect.", msg) user.sendMarkdownBridgeAlert("%s. Use the `reconnect` command to reconnect.", msg)
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
return return
} }
if user.bridge.Config.Bridge.ReportConnectionRetry { if user.bridge.Config.Bridge.ReportConnectionRetry {
@ -888,6 +901,7 @@ func (user *User) tryReconnect(msg string) {
return return
default: default:
} }
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWAConnecting})
err := user.Conn.Restore(true, ctx) err := user.Conn.Restore(true, ctx)
if err == nil { if err == nil {
user.ConnectionErrors = 0 user.ConnectionErrors = 0
@ -910,6 +924,7 @@ func (user *User) tryReconnect(msg string) {
user.DeleteConnection() user.DeleteConnection()
user.sendMarkdownBridgeAlert("\u26a0 Failed to reconnect to WhatsApp: unpaired from phone. " + user.sendMarkdownBridgeAlert("\u26a0 Failed to reconnect to WhatsApp: unpaired from phone. " +
"To re-pair your phone, log in again.") "To re-pair your phone, log in again.")
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotLoggedIn})
return return
} else if errors.Is(err, whatsapp.ErrAlreadyLoggedIn) { } else if errors.Is(err, whatsapp.ErrAlreadyLoggedIn) {
user.log.Warnln("Reconnection said we're already logged in, not trying anymore") user.log.Warnln("Reconnection said we're already logged in, not trying anymore")
@ -930,6 +945,7 @@ func (user *User) tryReconnect(msg string) {
} }
} }
user.sendBridgeStatus(AsmuxPong{Error: AsmuxWANotConnected})
if user.bridge.Config.Bridge.ReportConnectionRetry { if user.bridge.Config.Bridge.ReportConnectionRetry {
user.sendMarkdownBridgeAlert("%d reconnection attempts failed. Use the `reconnect` command to try to reconnect manually.", tries) user.sendMarkdownBridgeAlert("%d reconnection attempts failed. Use the `reconnect` command to try to reconnect manually.", tries)
} else { } else {