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cmd/geth, eth/downloader: remove copydb command (#22501)

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* cmd/geth: remove copydb command

* eth/downloader: remove fakepeer
This commit is contained in:
Martin Holst Swende
2021-03-15 15:25:45 +01:00
committed by GitHub
parent c6d45009f1
commit faacc8e0fa
3 changed files with 0 additions and 243 deletions
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81
cmd/geth/chaincmd.go
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@ -28,14 +28,10 @@ import (
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/eth/downloader"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/trie"
"gopkg.in/urfave/cli.v1"
)
@ -150,27 +146,6 @@ be gzipped.`,
Category: "BLOCKCHAIN COMMANDS",
Description: `
The export-preimages command export hash preimages to an RLP encoded stream`,
}
copydbCommand = cli.Command{
Action: utils.MigrateFlags(copyDb),
Name: "copydb",
Usage: "Create a local chain from a target chaindata folder",
ArgsUsage: "<sourceChaindataDir>",
Flags: []cli.Flag{
utils.DataDirFlag,
utils.CacheFlag,
utils.SyncModeFlag,
utils.FakePoWFlag,
utils.MainnetFlag,
utils.RopstenFlag,
utils.RinkebyFlag,
utils.TxLookupLimitFlag,
utils.GoerliFlag,
utils.YoloV3Flag,
},
Category: "BLOCKCHAIN COMMANDS",
Description: `
The first argument must be the directory containing the blockchain to download from`,
}
dumpCommand = cli.Command{
Action: utils.MigrateFlags(dump),
@ -394,62 +369,6 @@ func exportPreimages(ctx *cli.Context) error {
return nil
}
func copyDb(ctx *cli.Context) error {
// Ensure we have a source chain directory to copy
if len(ctx.Args()) < 1 {
utils.Fatalf("Source chaindata directory path argument missing")
}
if len(ctx.Args()) < 2 {
utils.Fatalf("Source ancient chain directory path argument missing")
}
// Initialize a new chain for the running node to sync into
stack, _ := makeConfigNode(ctx)
defer stack.Close()
chain, chainDb := utils.MakeChain(ctx, stack, false)
syncMode := *utils.GlobalTextMarshaler(ctx, utils.SyncModeFlag.Name).(*downloader.SyncMode)
var syncBloom *trie.SyncBloom
if syncMode == downloader.FastSync {
syncBloom = trie.NewSyncBloom(uint64(ctx.GlobalInt(utils.CacheFlag.Name)/2), chainDb)
}
dl := downloader.New(0, chainDb, syncBloom, new(event.TypeMux), chain, nil, nil)
// Create a source peer to satisfy downloader requests from
db, err := rawdb.NewLevelDBDatabaseWithFreezer(ctx.Args().First(), ctx.GlobalInt(utils.CacheFlag.Name)/2, 256, ctx.Args().Get(1), "")
if err != nil {
return err
}
hc, err := core.NewHeaderChain(db, chain.Config(), chain.Engine(), func() bool { return false })
if err != nil {
return err
}
peer := downloader.NewFakePeer("local", db, hc, dl)
if err = dl.RegisterPeer("local", 63, peer); err != nil {
return err
}
// Synchronise with the simulated peer
start := time.Now()
currentHeader := hc.CurrentHeader()
if err = dl.Synchronise("local", currentHeader.Hash(), hc.GetTd(currentHeader.Hash(), currentHeader.Number.Uint64()), syncMode); err != nil {
return err
}
for dl.Synchronising() {
time.Sleep(10 * time.Millisecond)
}
fmt.Printf("Database copy done in %v\n", time.Since(start))
// Compact the entire database to remove any sync overhead
start = time.Now()
fmt.Println("Compacting entire database...")
if err = db.Compact(nil, nil); err != nil {
utils.Fatalf("Compaction failed: %v", err)
}
fmt.Printf("Compaction done in %v.\n\n", time.Since(start))
return nil
}
func dump(ctx *cli.Context) error {
stack, _ := makeConfigNode(ctx)
defer stack.Close()