go-ethereum/statediff/indexer/database/dump/config.go
Abdul Rabbani 0f7b7099d8 Statediff Geth
Handle conflicts (#244)

* Handle conflicts

* Update go mod file versions

* Make lint changes

Disassociate block number from the indexer object

Update ipld-eth-db ref

Refactor builder code to make it reusable

Use prefix comparison for account selective statediffing

Update builder unit tests

Add mode to write to CSV files in statediff file writer (#249)

* Change file writing mode to csv files

* Implement writer interface for file indexer

* Implement option for csv or sql in file mode

* Close files in CSV writer

* Add tests for CSV file mode

* Implement CSV file for watched addresses

* Separate test configs for CSV and SQL

* Refactor common code for file indexer tests

Update indexer to include block hash in receipts and logs (#256)

* Update indexer to include block hash in receipts and logs

* Upgrade ipld-eth-db image in docker-compose to run tests

Use watched addresses from direct indexing params by default while serving statediff APIs (#262)

* Use watched addresses from direct indexing params in statediff APIs by default

* Avoid using indexer object when direct indexing is off

* Add nil check before accessing watched addresses from direct indexing params
2022-07-27 17:10:53 -04:00

80 lines
2.0 KiB
Go

// VulcanizeDB
// Copyright © 2021 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package dump
import (
"fmt"
"io"
"strings"
"github.com/ethereum/go-ethereum/statediff/indexer/shared"
)
// DumpType to explicitly type the dump destination
type DumpType string
const (
STDOUT = "Stdout"
STDERR = "Stderr"
DISCARD = "Discard"
UNKNOWN = "Unknown"
)
// ResolveDumpType resolves the dump type for the provided string
func ResolveDumpType(str string) (DumpType, error) {
switch strings.ToLower(str) {
case "stdout", "out", "std out":
return STDOUT, nil
case "stderr", "err", "std err":
return STDERR, nil
case "discard", "void", "devnull", "dev null":
return DISCARD, nil
default:
return UNKNOWN, fmt.Errorf("unrecognized dump type: %s", str)
}
}
// Config for data dump
type Config struct {
Dump io.WriteCloser
}
// Type satisfies interfaces.Config
func (c Config) Type() shared.DBType {
return shared.DUMP
}
// NewDiscardWriterCloser returns a discardWrapper wrapping io.Discard
func NewDiscardWriterCloser() io.WriteCloser {
return discardWrapper{blackhole: io.Discard}
}
// discardWrapper wraps io.Discard with io.Closer
type discardWrapper struct {
blackhole io.Writer
}
// Write satisfies io.Writer
func (dw discardWrapper) Write(b []byte) (int, error) {
return dw.blackhole.Write(b)
}
// Close satisfies io.Closer
func (dw discardWrapper) Close() error {
return nil
}