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Retry shuttermint requests #329

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Retry shuttermint requests #329

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17 changes: 13 additions & 4 deletions rolling-shutter/keyper/smdriver.go
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@ import (

"github.com/shutter-network/rolling-shutter/rolling-shutter/keyper/kprdb"
"github.com/shutter-network/rolling-shutter/rolling-shutter/keyper/shutterevents"
"github.com/shutter-network/rolling-shutter/rolling-shutter/medley"
)

type ShuttermintDriver struct {
Expand All @@ -26,7 +27,9 @@ type ShuttermintDriver struct {
var errEmptyBlockchain = errors.New("empty shuttermint blockchain")

func getLastCommittedHeight(ctx context.Context, shmcl client.Client) (int64, error) {
latestBlock, err := shmcl.Block(ctx, nil)
latestBlock, err := medley.Retry(ctx, func() (*coretypes.ResultBlock, error) {
return shmcl.Block(ctx, nil)
})
if err != nil {
return 0, errors.Wrap(err, "failed to get last committed height of shuttermint chain")
}
Expand Down Expand Up @@ -91,7 +94,9 @@ func makeEvents(height int64, events []abcitypes.Event) []shutterevents.IEvent {

func (smdrv *ShuttermintDriver) fetchEvents2(ctx context.Context, heightFrom, lastCommittedHeight int64) error {
for currentBlock := heightFrom + 1; currentBlock < lastCommittedHeight; currentBlock++ {
results, err := smdrv.shmcl.BlockResults(ctx, &currentBlock)
results, err := medley.Retry(ctx, func() (*coretypes.ResultBlockResults, error) {
return smdrv.shmcl.BlockResults(ctx, &currentBlock)
})
if err != nil {
return err
}
Expand Down Expand Up @@ -128,7 +133,9 @@ func (smdrv *ShuttermintDriver) fetchEvents(ctx context.Context, heightFrom, las
total := 0
txs := []*coretypes.ResultTx{}
for {
res, err := smdrv.shmcl.TxSearch(ctx, query, false, &page, &perPage, "")
res, err := medley.Retry(ctx, func() (*coretypes.ResultTxSearch, error) {
return smdrv.shmcl.TxSearch(ctx, query, false, &page, &perPage, "")
})
if err != nil {
return errors.Wrap(err, "failed to fetch shuttermint txs")
}
Expand All @@ -147,7 +154,9 @@ func (smdrv *ShuttermintDriver) fetchEvents(ctx context.Context, heightFrom, las
}
page++
}
err := smdrv.handleTransactions(ctx, txs, currentBlock, height, lastCommittedHeight)
_, err := medley.Retry(ctx, func() (struct{}, error) {
return struct{}{}, smdrv.handleTransactions(ctx, txs, currentBlock, height, lastCommittedHeight)
})
if err != nil {
return err
}
Expand Down