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Mempool to log names of slow receivers #264

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merged 1 commit into from
Dec 5, 2023
Merged

Mempool to log names of slow receivers #264

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4 changes: 3 additions & 1 deletion cmd/api/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,9 @@ func main() {
mempool := sources.NewMemPool(log)
mempoolCh := mempool.Run(context.TODO())

msgSender, err := blockchain.NewMsgSender(cfg.App.LiteServers, []chan<- blockchain.ExtInMsgCopy{mempoolCh})
msgSender, err := blockchain.NewMsgSender(log, cfg.App.LiteServers, map[string]chan<- blockchain.ExtInMsgCopy{
"mempool": mempoolCh,
})
if err != nil {
log.Fatal("failed to create msg sender", zap.Error(err))
}
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16 changes: 11 additions & 5 deletions pkg/blockchain/msg_sender.go
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Original file line number Diff line number Diff line change
Expand Up @@ -9,16 +9,21 @@ import (
"github.com/tonkeeper/tongo"
"github.com/tonkeeper/tongo/config"
"github.com/tonkeeper/tongo/liteapi"
"go.uber.org/zap"
)

const ttl = 5 * 60 // in seconds

// MsgSender provides a method to send a message to the blockchain.
type MsgSender struct {
mu sync.Mutex
logger *zap.Logger
client *liteapi.Client
// receivers get a copy of a message before sending it to the blockchain.
receivers []chan<- ExtInMsgCopy
// receivers is a read-only map/field.
receivers map[string]chan<- ExtInMsgCopy

// mu protects "batches".
mu sync.Mutex
// batches is used as a cache for boc multi-sending.
batches []batchOfMessages
}
Expand All @@ -44,7 +49,7 @@ func (m *ExtInMsgCopy) IsEmulation() bool {
return len(m.Accounts) > 0
}

func NewMsgSender(servers []config.LiteServer, receivers []chan<- ExtInMsgCopy) (*MsgSender, error) {
func NewMsgSender(logger *zap.Logger, servers []config.LiteServer, receivers map[string]chan<- ExtInMsgCopy) (*MsgSender, error) {
var (
client *liteapi.Client
err error
Expand All @@ -60,6 +65,7 @@ func NewMsgSender(servers []config.LiteServer, receivers []chan<- ExtInMsgCopy)
}
msgSender := &MsgSender{
client: client,
logger: logger,
receivers: receivers,
}
go func() {
Expand Down Expand Up @@ -109,11 +115,11 @@ func (ms *MsgSender) SendMessage(ctx context.Context, msgCopy ExtInMsgCopy) erro
if err := liteapi.VerifySendMessagePayload(msgCopy.Payload); err != nil {
return err
}
for _, ch := range ms.receivers {
for name, ch := range ms.receivers {
select {
case ch <- msgCopy:
default:

ms.logger.Warn("receiver is too slow", zap.String("name", name))
}

}
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