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Make signal store retry if postgres dies

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This commit is contained in:
Tulir Asokan 2022-04-29 19:38:44 +03:00
parent b8e7c17d5c
commit 4b22e786f5
5 changed files with 35 additions and 4 deletions
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31
database/database.go
View file

@ -18,14 +18,18 @@ package database
import (
"database/sql"
"errors"
"fmt"
"net"
"time"
"github.com/lib/pq"
_ "github.com/mattn/go-sqlite3"
"go.mau.fi/whatsmeow/store/sqlstore"
log "maunium.net/go/maulogger/v2"
"go.mau.fi/whatsmeow/store"
"go.mau.fi/whatsmeow/store/sqlstore"
"maunium.net/go/mautrix-whatsapp/config"
"maunium.net/go/mautrix-whatsapp/database/upgrades"
)
@ -120,3 +124,28 @@ func (db *Database) Init() error {
type Scannable interface {
Scan(...interface{}) error
}
func isRetryableError(err error) bool {
if pqError := (&pq.Error{}); errors.As(err, &pqError) {
switch pqError.Code.Class() {
case "08", // Connection Exception
"53", // Insufficient Resources (e.g. too many connections)
"57": // Operator Intervention (e.g. server restart)
return true
}
} else if netError := (&net.OpError{}); errors.As(err, &netError) {
return true
}
return false
}
func (db *Database) HandleSignalStoreError(device *store.Device, action string, attemptIndex int, err error) (retry bool) {
if db.dialect != "sqlite" && isRetryableError(err) {
sleepTime := time.Duration(attemptIndex*2) * time.Second
device.Log.Warnf("Failed to %s (attempt #%d): %v - retrying in %v", action, attemptIndex+1, err, sleepTime)
time.Sleep(sleepTime)
return true
}
device.Log.Errorf("Failed to %s: %v", action, err)
return false
}

2
go.mod
View file

@ -10,7 +10,7 @@ require (
github.com/prometheus/client_golang v1.11.1
github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
github.com/tidwall/gjson v1.14.1
go.mau.fi/whatsmeow v0.0.0-20220428170557-dafd80811aec
go.mau.fi/whatsmeow v0.0.0-20220429151409-d4e97cef00e0
golang.org/x/image v0.0.0-20220413100746-70e8d0d3baa9
golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4
google.golang.org/protobuf v1.28.0

4
go.sum
View file

@ -120,8 +120,8 @@ github.com/yuin/goldmark v1.4.12 h1:6hffw6vALvEDqJ19dOJvJKOoAOKe4NDaTqvd2sktGN0=
github.com/yuin/goldmark v1.4.12/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
go.mau.fi/libsignal v0.0.0-20220425070825-c40c839ee6a0 h1:3IQF2bgAyibdo77hTejwuJe4jlypj9QaE4xCQuxrThM=
go.mau.fi/libsignal v0.0.0-20220425070825-c40c839ee6a0/go.mod h1:kBOXTvYyDG/q1Ihgvd4J6WenGPh7wtEGvPKF6vmf5ak=
go.mau.fi/whatsmeow v0.0.0-20220428170557-dafd80811aec h1:uiWnHE3Vv8FiyRyOEMH21k8azkw8u8UHgadfmEWWCo0=
go.mau.fi/whatsmeow v0.0.0-20220428170557-dafd80811aec/go.mod h1:iUBgOLNaqShLrR17u0kIiRptIGFH+nbT1tRhaWBEX/c=
go.mau.fi/whatsmeow v0.0.0-20220429151409-d4e97cef00e0 h1:++OC/3EYrPhxWSD8bo2varzXIx2UjRS9dR9Lo+yH2X0=
go.mau.fi/whatsmeow v0.0.0-20220429151409-d4e97cef00e0/go.mod h1:iUBgOLNaqShLrR17u0kIiRptIGFH+nbT1tRhaWBEX/c=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=

1
main.go
View file

@ -264,6 +264,7 @@ func (bridge *Bridge) Init() {
bridge.AS.StateStore = bridge.StateStore
bridge.WAContainer = sqlstore.NewWithDB(bridge.DB.DB, bridge.Config.AppService.Database.Type, nil)
bridge.WAContainer.DatabaseErrorHandler = bridge.DB.HandleSignalStoreError
ss := bridge.Config.AppService.Provisioning.SharedSecret
if len(ss) > 0 && ss != "disable" {

1
user.go
View file

@ -170,6 +170,7 @@ func (bridge *Bridge) loadDBUser(dbUser *database.User, mxid *id.UserID) *User {
user.JID = types.EmptyJID
user.Update()
} else {
user.Session.Log = &waLogger{user.log.Sub("Session")}
bridge.usersByUsername[user.JID.User] = user
}
}