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Generate random message ID

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Neil Alexander 2020-07-14 11:35:19 +01:00
parent fef9ed2a17
commit 01f2f80154
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1 changed files with 14 additions and 2 deletions
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16
federationsender/consumers/eduserver.go
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@ -16,6 +16,8 @@ import (
"context"
"encoding/json"
"fmt"
"math/rand"
"time"
"github.com/Shopify/sarama"
"github.com/matrix-org/dendrite/eduserver/api"
@ -106,13 +108,23 @@ func (t *OutputEDUConsumer) onSendToDeviceEvent(msg *sarama.ConsumerMessage) err
return nil
}
// Generate a random message ID for idempotency
chars := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
random := rand.New(rand.NewSource(time.Now().UnixNano()))
messageID := make([]byte, 32)
for i := range messageID {
messageID[i] = chars[random.Intn(len(chars))]
}
// Pack the EDU and marshal it
edu := &gomatrixserverlib.EDU{
Type: gomatrixserverlib.MDirectToDevice,
Origin: string(t.ServerName),
}
tdm := gomatrixserverlib.ToDeviceMessage{
Sender: ote.Sender,
Type: ote.Type,
Sender: ote.Sender,
Type: ote.Type,
MessageID: string(messageID),
Messages: map[string]map[string]json.RawMessage{
ote.UserID: {
ote.DeviceID: ote.Content,