Skip to content

cmd/utils, eth: disallow invalid snap sync / snapshot flag combos #28657

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Dec 8, 2023
Merged

cmd/utils, eth: disallow invalid snap sync / snapshot flag combos #28657

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
5074f97
eth: prevent startup in snap mode without snapshots
karalabe Dec 6, 2023
9b113a5
cmd/utils: try to fix bad flag combos wrt snap sync and snapshot gene…
karalabe Dec 7, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 8 additions & 2 deletions cmd/utils/flags.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1677,10 +1677,16 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *ethconfig.Config) {
if ctx.IsSet(CacheLogSizeFlag.Name) {
cfg.FilterLogCacheSize = ctx.Int(CacheLogSizeFlag.Name)
}
if !ctx.Bool(SnapshotFlag.Name) {
if !ctx.Bool(SnapshotFlag.Name) || cfg.SnapshotCache == 0 {
// If snap-sync is requested, this flag is also required
if cfg.SyncMode == downloader.SnapSync {
log.Info("Snap sync requested, enabling --snapshot")
if !ctx.Bool(SnapshotFlag.Name) {
log.Warn("Snap sync requested, enabling --snapshot")
}
if cfg.SnapshotCache == 0 {
log.Warn("Snap sync requested, resetting --cache.snapshot")
cfg.SnapshotCache = ctx.Int(CacheFlag.Name) * CacheSnapshotFlag.Value / 100
}
} else {
cfg.TrieCleanCache += cfg.SnapshotCache
cfg.SnapshotCache = 0 // Disabled
Expand Down
4 changes: 4 additions & 0 deletions eth/handler.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -178,6 +178,10 @@ func newHandler(config *handlerConfig) (*handler, error) {
log.Info("Enabled snap sync", "head", head.Number, "hash", head.Hash())
}
}
// If snap sync is requested but snapshots are disabled, fail loudly
if h.snapSync.Load() && config.Chain.Snapshots() == nil {
return nil, errors.New("snap sync not supported with snapshots disabled")
}
// Construct the downloader (long sync)
h.downloader = downloader.New(config.Database, h.eventMux, h.chain, nil, h.removePeer, h.enableSyncedFeatures)
if ttd := h.chain.Config().TerminalTotalDifficulty; ttd != nil {
Expand Down