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internal/ethapi: improve ChaindbCompact() and ChaindbProperty() #19021 #19856 #28207, fix XFN-139 #1722

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Daniel Liu 2025-11-20 09:31:08 +08:00 committed by benjamin202410
parent 0908fac1e0
commit 542b73284c
1 changed files with 15 additions and 20 deletions
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35
internal/ethapi/api.go
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@ -51,8 +51,6 @@ import (
"github.com/XinFinOrg/XDPoSChain/params"
"github.com/XinFinOrg/XDPoSChain/rlp"
"github.com/XinFinOrg/XDPoSChain/rpc"
"github.com/syndtr/goleveldb/leveldb"
"github.com/syndtr/goleveldb/leveldb/util"
)
const (
@ -3172,33 +3170,30 @@ func NewPrivateDebugAPI(b Backend) *PrivateDebugAPI {
return &PrivateDebugAPI{b: b}
}
// ChaindbProperty returns leveldb properties of the chain database.
// ChaindbProperty returns leveldb properties of the key-value database.
func (api *PrivateDebugAPI) ChaindbProperty(property string) (string, error) {
ldb, ok := api.b.ChainDb().(interface {
LDB() *leveldb.DB
})
if !ok {
return "", errors.New("chaindbProperty does not work for memory databases")
}
if property == "" {
property = "leveldb.stats"
} else if !strings.HasPrefix(property, "leveldb.") {
property = "leveldb." + property
}
return ldb.LDB().GetProperty(property)
return api.b.ChainDb().Stat(property)
}
// ChaindbCompact flattens the entire key-value database into a single level,
// removing all unused slots and merging all keys.
func (api *PrivateDebugAPI) ChaindbCompact() error {
ldb, ok := api.b.ChainDb().(interface {
LDB() *leveldb.DB
})
if !ok {
return errors.New("chaindbCompact does not work for memory databases")
}
for b := byte(0); b < 255; b++ {
log.Info("Compacting chain database", "range", fmt.Sprintf("0x%0.2X-0x%0.2X", b, b+1))
err := ldb.LDB().CompactRange(util.Range{Start: []byte{b}, Limit: []byte{b + 1}})
if err != nil {
cstart := time.Now()
for b := 0; b <= 255; b++ {
var (
start = []byte{byte(b)}
end = []byte{byte(b + 1)}
)
if b == 255 {
end = nil
}
log.Info("Compacting database", "range", fmt.Sprintf("%#X-%#X", start, end), "elapsed", common.PrettyDuration(time.Since(cstart)))
if err := api.b.ChainDb().Compact(start, end); err != nil {
log.Error("Database compaction failed", "err", err)
return err
}