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Expand error logging in transformer

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Edvard 2018-10-12 14:38:45 +02:00
parent 719ffd5819
commit c4d3783f8b
1 changed files with 7 additions and 1 deletions
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8
pkg/transformers/factories/transformer.go
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@ -50,12 +50,14 @@ func (transformer Transformer) NewTransformer(db *postgres.DB, bc core.BlockChai
}
func (transformer Transformer) Execute() error {
transformerName := transformer.Config.TransformerName
missingHeaders, err := transformer.Repository.MissingHeaders(transformer.Config.StartingBlockNumber, transformer.Config.EndingBlockNumber)
if err != nil {
log.Printf("Error fetching mising headers in %v transformer: %v \n", transformerName, err)
return err
}
log.Printf("Fetching %v event logs for %d headers \n", transformer.Config.TransformerName, len(missingHeaders))
log.Printf("Fetching %v event logs for %d headers \n", transformerName, len(missingHeaders))
for _, header := range missingHeaders {
// Grab topics from config
var topics [][]common.Hash
@ -66,6 +68,7 @@ func (transformer Transformer) Execute() error {
// Fetch the missing logs for a given header
matchingLogs, err := transformer.Fetcher.FetchLogs(transformer.Config.ContractAddresses, topics, header.BlockNumber)
if err != nil {
log.Printf("Error fetching matching logs in %v transformer: %v", transformerName, err)
return err
}
@ -73,12 +76,14 @@ func (transformer Transformer) Execute() error {
if len(matchingLogs) < 1 {
err := transformer.Repository.MarkHeaderChecked(header.Id)
if err != nil {
log.Printf("Error marking header as checked in %v: %v", transformerName, err)
return err
}
}
models, err := transformer.Converter.ToModels(matchingLogs)
if err != nil {
log.Printf("Error converting logs in %v: %v", transformerName, err)
return err
}
@ -91,6 +96,7 @@ func (transformer Transformer) Execute() error {
err = transformer.Repository.Create(header.Id, typelessModels)
if err != nil {
log.Printf("Error persisting %v record: %v", transformerName, err)
return err
}
}