From e44d6551c3c872584722c366c863381f7e91df91 Mon Sep 17 00:00:00 2001 From: rjl493456442 Date: Mon, 8 Aug 2022 17:08:36 +0800 Subject: [PATCH] cmd, core, ethdb, node: move chain freezer one folder deeper (#25487) * cmd, core, ethdb, node: create chain freezer in a sub folder * core/rawdb: remove unused code * core, ethdb, node: add AncientDatadir API back * cmd, core: extend freezer info dump for sub-ancient-store * core/rawdb: rework freezer inspector * core/rawdb: address comments from Peter * core/rawdb: fix build issue --- cmd/geth/dbcmd.go | 53 ++++++++------------ cmd/utils/flags.go | 2 +- core/rawdb/accessors_chain.go | 26 +++++----- core/rawdb/ancient_scheme.go | 86 ++++++++++++++++++++++++++++++++ core/rawdb/chain_freezer.go | 10 ++-- core/rawdb/chain_iterator.go | 2 +- core/rawdb/database.go | 50 ++++++++++++++++--- core/rawdb/freezer.go | 11 +--- core/rawdb/freezer_table.go | 8 ++- core/rawdb/freezer_table_test.go | 2 +- core/rawdb/schema.go | 27 ---------- ethdb/database.go | 5 +- node/node.go | 22 ++++---- 13 files changed, 191 insertions(+), 113 deletions(-) create mode 100644 core/rawdb/ancient_scheme.go diff --git a/cmd/geth/dbcmd.go b/cmd/geth/dbcmd.go index 27661d2c9..ab7427712 100644 --- a/cmd/geth/dbcmd.go +++ b/cmd/geth/dbcmd.go @@ -22,7 +22,6 @@ import ( "os" "os/signal" "path/filepath" - "sort" "strconv" "strings" "syscall" @@ -160,8 +159,8 @@ WARNING: This is a low-level operation which may cause database corruption!`, dbDumpFreezerIndex = &cli.Command{ Action: freezerInspect, Name: "freezer-index", - Usage: "Dump out the index of a given freezer type", - ArgsUsage: " ", + Usage: "Dump out the index of a specific freezer table", + ArgsUsage: " ", Flags: flags.Merge([]cli.Flag{ utils.SyncModeFlag, }, utils.NetworkFlags, utils.DatabasePathFlags), @@ -275,7 +274,7 @@ func inspect(ctx *cli.Context) error { start []byte ) if ctx.NArg() > 2 { - return fmt.Errorf("Max 2 arguments: %v", ctx.Command.ArgsUsage) + return fmt.Errorf("max 2 arguments: %v", ctx.Command.ArgsUsage) } if ctx.NArg() >= 1 { if d, err := hexutil.Decode(ctx.Args().Get(0)); err != nil { @@ -536,43 +535,35 @@ func dbDumpTrie(ctx *cli.Context) error { } func freezerInspect(ctx *cli.Context) error { - var ( - start, end int64 - disableSnappy bool - err error - ) - if ctx.NArg() < 3 { + if ctx.NArg() < 4 { return fmt.Errorf("required arguments: %v", ctx.Command.ArgsUsage) } - kind := ctx.Args().Get(0) - if noSnap, ok := rawdb.FreezerNoSnappy[kind]; !ok { - var options []string - for opt := range rawdb.FreezerNoSnappy { - options = append(options, opt) - } - sort.Strings(options) - return fmt.Errorf("Could read freezer-type '%v'. Available options: %v", kind, options) - } else { - disableSnappy = noSnap - } - if start, err = strconv.ParseInt(ctx.Args().Get(1), 10, 64); err != nil { - log.Info("Could read start-param", "error", err) + var ( + freezer = ctx.Args().Get(0) + table = ctx.Args().Get(1) + ) + start, err := strconv.ParseInt(ctx.Args().Get(2), 10, 64) + if err != nil { + log.Info("Could not read start-param", "err", err) return err } - if end, err = strconv.ParseInt(ctx.Args().Get(2), 10, 64); err != nil { - log.Info("Could read count param", "error", err) + end, err := strconv.ParseInt(ctx.Args().Get(3), 10, 64) + if err != nil { + log.Info("Could not read count param", "err", err) return err } stack, _ := makeConfigNode(ctx) defer stack.Close() - path := filepath.Join(stack.ResolvePath("chaindata"), "ancient") - log.Info("Opening freezer", "location", path, "name", kind) - if f, err := rawdb.NewFreezerTable(path, kind, disableSnappy, true); err != nil { + + db := utils.MakeChainDatabase(ctx, stack, true) + defer db.Close() + + ancient, err := db.AncientDatadir() + if err != nil { + log.Info("Failed to retrieve ancient root", "err", err) return err - } else { - f.DumpIndex(start, end) } - return nil + return rawdb.InspectFreezerTable(ancient, freezer, table, start, end) } func importLDBdata(ctx *cli.Context) error { diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go index ff85e259a..efea93492 100644 --- a/cmd/utils/flags.go +++ b/cmd/utils/flags.go @@ -91,7 +91,7 @@ var ( } AncientFlag = &flags.DirectoryFlag{ Name: "datadir.ancient", - Usage: "Data directory for ancient chain segments (default = inside chaindata)", + Usage: "Root directory for ancient data (default = inside chaindata)", Category: flags.EthCategory, } MinFreeDiskSpaceFlag = &flags.DirectoryFlag{ diff --git a/core/rawdb/accessors_chain.go b/core/rawdb/accessors_chain.go index 8ea2e2ca7..aeba3690d 100644 --- a/core/rawdb/accessors_chain.go +++ b/core/rawdb/accessors_chain.go @@ -37,7 +37,7 @@ import ( func ReadCanonicalHash(db ethdb.Reader, number uint64) common.Hash { var data []byte db.ReadAncients(func(reader ethdb.AncientReaderOp) error { - data, _ = reader.Ancient(freezerHashTable, number) + data, _ = reader.Ancient(chainFreezerHashTable, number) if len(data) == 0 { // Get it by hash from leveldb data, _ = db.Get(headerHashKey(number)) @@ -335,7 +335,7 @@ func ReadHeaderRange(db ethdb.Reader, number uint64, count uint64) []rlp.RawValu } // read remaining from ancients max := count * 700 - data, err := db.AncientRange(freezerHeaderTable, i+1-count, count, max) + data, err := db.AncientRange(chainFreezerHeaderTable, i+1-count, count, max) if err == nil && uint64(len(data)) == count { // the data is on the order [h, h+1, .., n] -- reordering needed for i := range data { @@ -352,7 +352,7 @@ func ReadHeaderRLP(db ethdb.Reader, hash common.Hash, number uint64) rlp.RawValu // First try to look up the data in ancient database. Extra hash // comparison is necessary since ancient database only maintains // the canonical data. - data, _ = reader.Ancient(freezerHeaderTable, number) + data, _ = reader.Ancient(chainFreezerHeaderTable, number) if len(data) > 0 && crypto.Keccak256Hash(data) == hash { return nil } @@ -428,7 +428,7 @@ func deleteHeaderWithoutNumber(db ethdb.KeyValueWriter, hash common.Hash, number // isCanon is an internal utility method, to check whether the given number/hash // is part of the ancient (canon) set. func isCanon(reader ethdb.AncientReaderOp, number uint64, hash common.Hash) bool { - h, err := reader.Ancient(freezerHashTable, number) + h, err := reader.Ancient(chainFreezerHashTable, number) if err != nil { return false } @@ -444,7 +444,7 @@ func ReadBodyRLP(db ethdb.Reader, hash common.Hash, number uint64) rlp.RawValue db.ReadAncients(func(reader ethdb.AncientReaderOp) error { // Check if the data is in ancients if isCanon(reader, number, hash) { - data, _ = reader.Ancient(freezerBodiesTable, number) + data, _ = reader.Ancient(chainFreezerBodiesTable, number) return nil } // If not, try reading from leveldb @@ -459,7 +459,7 @@ func ReadBodyRLP(db ethdb.Reader, hash common.Hash, number uint64) rlp.RawValue func ReadCanonicalBodyRLP(db ethdb.Reader, number uint64) rlp.RawValue { var data []byte db.ReadAncients(func(reader ethdb.AncientReaderOp) error { - data, _ = reader.Ancient(freezerBodiesTable, number) + data, _ = reader.Ancient(chainFreezerBodiesTable, number) if len(data) > 0 { return nil } @@ -527,7 +527,7 @@ func ReadTdRLP(db ethdb.Reader, hash common.Hash, number uint64) rlp.RawValue { db.ReadAncients(func(reader ethdb.AncientReaderOp) error { // Check if the data is in ancients if isCanon(reader, number, hash) { - data, _ = reader.Ancient(freezerDifficultyTable, number) + data, _ = reader.Ancient(chainFreezerDifficultyTable, number) return nil } // If not, try reading from leveldb @@ -587,7 +587,7 @@ func ReadReceiptsRLP(db ethdb.Reader, hash common.Hash, number uint64) rlp.RawVa db.ReadAncients(func(reader ethdb.AncientReaderOp) error { // Check if the data is in ancients if isCanon(reader, number, hash) { - data, _ = reader.Ancient(freezerReceiptTable, number) + data, _ = reader.Ancient(chainFreezerReceiptTable, number) return nil } // If not, try reading from leveldb @@ -819,19 +819,19 @@ func WriteAncientBlocks(db ethdb.AncientWriter, blocks []*types.Block, receipts func writeAncientBlock(op ethdb.AncientWriteOp, block *types.Block, header *types.Header, receipts []*types.ReceiptForStorage, td *big.Int) error { num := block.NumberU64() - if err := op.AppendRaw(freezerHashTable, num, block.Hash().Bytes()); err != nil { + if err := op.AppendRaw(chainFreezerHashTable, num, block.Hash().Bytes()); err != nil { return fmt.Errorf("can't add block %d hash: %v", num, err) } - if err := op.Append(freezerHeaderTable, num, header); err != nil { + if err := op.Append(chainFreezerHeaderTable, num, header); err != nil { return fmt.Errorf("can't append block header %d: %v", num, err) } - if err := op.Append(freezerBodiesTable, num, block.Body()); err != nil { + if err := op.Append(chainFreezerBodiesTable, num, block.Body()); err != nil { return fmt.Errorf("can't append block body %d: %v", num, err) } - if err := op.Append(freezerReceiptTable, num, receipts); err != nil { + if err := op.Append(chainFreezerReceiptTable, num, receipts); err != nil { return fmt.Errorf("can't append block %d receipts: %v", num, err) } - if err := op.Append(freezerDifficultyTable, num, td); err != nil { + if err := op.Append(chainFreezerDifficultyTable, num, td); err != nil { return fmt.Errorf("can't append block %d total difficulty: %v", num, err) } return nil diff --git a/core/rawdb/ancient_scheme.go b/core/rawdb/ancient_scheme.go new file mode 100644 index 000000000..3da061cbd --- /dev/null +++ b/core/rawdb/ancient_scheme.go @@ -0,0 +1,86 @@ +// Copyright 2022 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library 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 Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package rawdb + +import "fmt" + +// The list of table names of chain freezer. +const ( + // chainFreezerHeaderTable indicates the name of the freezer header table. + chainFreezerHeaderTable = "headers" + + // chainFreezerHashTable indicates the name of the freezer canonical hash table. + chainFreezerHashTable = "hashes" + + // chainFreezerBodiesTable indicates the name of the freezer block body table. + chainFreezerBodiesTable = "bodies" + + // chainFreezerReceiptTable indicates the name of the freezer receipts table. + chainFreezerReceiptTable = "receipts" + + // chainFreezerDifficultyTable indicates the name of the freezer total difficulty table. + chainFreezerDifficultyTable = "diffs" +) + +// chainFreezerNoSnappy configures whether compression is disabled for the ancient-tables. +// Hashes and difficulties don't compress well. +var chainFreezerNoSnappy = map[string]bool{ + chainFreezerHeaderTable: false, + chainFreezerHashTable: true, + chainFreezerBodiesTable: false, + chainFreezerReceiptTable: false, + chainFreezerDifficultyTable: true, +} + +// The list of identifiers of ancient stores. +var ( + chainFreezerName = "chain" // the folder name of chain segment ancient store. +) + +// freezers the collections of all builtin freezers. +var freezers = []string{chainFreezerName} + +// InspectFreezerTable dumps out the index of a specific freezer table. The passed +// ancient indicates the path of root ancient directory where the chain freezer can +// be opened. Start and end specify the range for dumping out indexes. +// Note this function can only be used for debugging purposes. +func InspectFreezerTable(ancient string, freezerName string, tableName string, start, end int64) error { + var ( + path string + tables map[string]bool + ) + switch freezerName { + case chainFreezerName: + path, tables = resolveChainFreezerDir(ancient), chainFreezerNoSnappy + default: + return fmt.Errorf("unknown freezer, supported ones: %v", freezers) + } + noSnappy, exist := tables[tableName] + if !exist { + var names []string + for name := range tables { + names = append(names, name) + } + return fmt.Errorf("unknown table, supported ones: %v", names) + } + table, err := newFreezerTable(path, tableName, noSnappy, true) + if err != nil { + return err + } + table.dumpIndexStdout(start, end) + return nil +} diff --git a/core/rawdb/chain_freezer.go b/core/rawdb/chain_freezer.go index ec39b7b59..7d9c9c015 100644 --- a/core/rawdb/chain_freezer.go +++ b/core/rawdb/chain_freezer.go @@ -278,19 +278,19 @@ func (f *chainFreezer) freezeRange(nfdb *nofreezedb, number, limit uint64) (hash } // Write to the batch. - if err := op.AppendRaw(freezerHashTable, number, hash[:]); err != nil { + if err := op.AppendRaw(chainFreezerHashTable, number, hash[:]); err != nil { return fmt.Errorf("can't write hash to Freezer: %v", err) } - if err := op.AppendRaw(freezerHeaderTable, number, header); err != nil { + if err := op.AppendRaw(chainFreezerHeaderTable, number, header); err != nil { return fmt.Errorf("can't write header to Freezer: %v", err) } - if err := op.AppendRaw(freezerBodiesTable, number, body); err != nil { + if err := op.AppendRaw(chainFreezerBodiesTable, number, body); err != nil { return fmt.Errorf("can't write body to Freezer: %v", err) } - if err := op.AppendRaw(freezerReceiptTable, number, receipts); err != nil { + if err := op.AppendRaw(chainFreezerReceiptTable, number, receipts); err != nil { return fmt.Errorf("can't write receipts to Freezer: %v", err) } - if err := op.AppendRaw(freezerDifficultyTable, number, td); err != nil { + if err := op.AppendRaw(chainFreezerDifficultyTable, number, td); err != nil { return fmt.Errorf("can't write td to Freezer: %v", err) } diff --git a/core/rawdb/chain_iterator.go b/core/rawdb/chain_iterator.go index 21e42f42d..867fed63a 100644 --- a/core/rawdb/chain_iterator.go +++ b/core/rawdb/chain_iterator.go @@ -50,7 +50,7 @@ func InitDatabaseFromFreezer(db ethdb.Database) { if i+count > frozen { count = frozen - i } - data, err := db.AncientRange(freezerHashTable, i, count, 32*count) + data, err := db.AncientRange(chainFreezerHashTable, i, count, 32*count) if err != nil { log.Crit("Failed to init database from freezer", "err", err) } diff --git a/core/rawdb/database.go b/core/rawdb/database.go index 3fbee41da..831ca69c4 100644 --- a/core/rawdb/database.go +++ b/core/rawdb/database.go @@ -21,6 +21,7 @@ import ( "errors" "fmt" "os" + "path" "sync/atomic" "time" @@ -34,10 +35,16 @@ import ( // freezerdb is a database wrapper that enabled freezer data retrievals. type freezerdb struct { + ancientRoot string ethdb.KeyValueStore ethdb.AncientStore } +// AncientDatadir returns the path of root ancient directory. +func (frdb *freezerdb) AncientDatadir() (string, error) { + return frdb.ancientRoot, nil +} + // Close implements io.Closer, closing both the fast key-value store as well as // the slow ancient tables. func (frdb *freezerdb) Close() error { @@ -162,12 +169,36 @@ func NewDatabase(db ethdb.KeyValueStore) ethdb.Database { return &nofreezedb{KeyValueStore: db} } +// resolveChainFreezerDir is a helper function which resolves the absolute path +// of chain freezer by considering backward compatibility. +func resolveChainFreezerDir(ancient string) string { + // Check if the chain freezer is already present in the specified + // sub folder, if not then two possibilities: + // - chain freezer is not initialized + // - chain freezer exists in legacy location (root ancient folder) + freezer := path.Join(ancient, chainFreezerName) + if !common.FileExist(freezer) { + if !common.FileExist(ancient) { + // The entire ancient store is not initialized, still use the sub + // folder for initialization. + } else { + // Ancient root is already initialized, then we hold the assumption + // that chain freezer is also initialized and located in root folder. + // In this case fallback to legacy location. + freezer = ancient + log.Info("Found legacy ancient chain path", "location", ancient) + } + } + return freezer +} + // NewDatabaseWithFreezer creates a high level database on top of a given key- // value data store with a freezer moving immutable chain segments into cold -// storage. -func NewDatabaseWithFreezer(db ethdb.KeyValueStore, freezer string, namespace string, readonly bool) (ethdb.Database, error) { +// storage. The passed ancient indicates the path of root ancient directory +// where the chain freezer can be opened. +func NewDatabaseWithFreezer(db ethdb.KeyValueStore, ancient string, namespace string, readonly bool) (ethdb.Database, error) { // Create the idle freezer instance - frdb, err := newChainFreezer(freezer, namespace, readonly, freezerTableSize, FreezerNoSnappy) + frdb, err := newChainFreezer(resolveChainFreezerDir(ancient), namespace, readonly, freezerTableSize, chainFreezerNoSnappy) if err != nil { return nil, err } @@ -198,7 +229,7 @@ func NewDatabaseWithFreezer(db ethdb.KeyValueStore, freezer string, namespace st // If the freezer already contains something, ensure that the genesis blocks // match, otherwise we might mix up freezers across chains and destroy both // the freezer and the key-value store. - frgenesis, err := frdb.Ancient(freezerHashTable, 0) + frgenesis, err := frdb.Ancient(chainFreezerHashTable, 0) if err != nil { return nil, fmt.Errorf("failed to retrieve genesis from ancient %v", err) } else if !bytes.Equal(kvgenesis, frgenesis) { @@ -244,6 +275,7 @@ func NewDatabaseWithFreezer(db ethdb.KeyValueStore, freezer string, namespace st }() } return &freezerdb{ + ancientRoot: ancient, KeyValueStore: db, AncientStore: frdb, }, nil @@ -273,13 +305,15 @@ func NewLevelDBDatabase(file string, cache int, handles int, namespace string, r } // NewLevelDBDatabaseWithFreezer creates a persistent key-value database with a -// freezer moving immutable chain segments into cold storage. -func NewLevelDBDatabaseWithFreezer(file string, cache int, handles int, freezer string, namespace string, readonly bool) (ethdb.Database, error) { +// freezer moving immutable chain segments into cold storage. The passed ancient +// indicates the path of root ancient directory where the chain freezer can be +// opened. +func NewLevelDBDatabaseWithFreezer(file string, cache int, handles int, ancient string, namespace string, readonly bool) (ethdb.Database, error) { kvdb, err := leveldb.New(file, cache, handles, namespace, readonly) if err != nil { return nil, err } - frdb, err := NewDatabaseWithFreezer(kvdb, freezer, namespace, readonly) + frdb, err := NewDatabaseWithFreezer(kvdb, ancient, namespace, readonly) if err != nil { kvdb.Close() return nil, err @@ -441,7 +475,7 @@ func InspectDatabase(db ethdb.Database, keyPrefix, keyStart []byte) error { } // Inspect append-only file store then. ancientSizes := []*common.StorageSize{&ancientHeadersSize, &ancientBodiesSize, &ancientReceiptsSize, &ancientHashesSize, &ancientTdsSize} - for i, category := range []string{freezerHeaderTable, freezerBodiesTable, freezerReceiptTable, freezerHashTable, freezerDifficultyTable} { + for i, category := range []string{chainFreezerHeaderTable, chainFreezerBodiesTable, chainFreezerReceiptTable, chainFreezerHashTable, chainFreezerDifficultyTable} { if size, err := db.AncientSize(category); err == nil { *ancientSizes[i] += common.StorageSize(size) total += common.StorageSize(size) diff --git a/core/rawdb/freezer.go b/core/rawdb/freezer.go index 63fd8cdcf..6dea98c3d 100644 --- a/core/rawdb/freezer.go +++ b/core/rawdb/freezer.go @@ -68,8 +68,6 @@ type Freezer struct { frozen uint64 // Number of blocks already frozen tail uint64 // Number of the first stored item in the freezer - datadir string // Path of root directory of ancient store - // This lock synchronizes writers and the truncate operation, as well as // the "atomic" (batched) read operations. writeLock sync.RWMutex @@ -111,7 +109,6 @@ func NewFreezer(datadir string, namespace string, readonly bool, maxTableSize ui readonly: readonly, tables: make(map[string]*freezerTable), instanceLock: lock, - datadir: datadir, } // Create the tables. @@ -429,7 +426,7 @@ func (f *Freezer) MigrateTable(kind string, convert convertLegacyFn) error { // Set up new dir for the migrated table, the content of which // we'll at the end move over to the ancients dir. migrationPath := filepath.Join(ancientsPath, "migration") - newTable, err := NewFreezerTable(migrationPath, kind, table.noCompression, false) + newTable, err := newFreezerTable(migrationPath, kind, table.noCompression, false) if err != nil { return err } @@ -486,11 +483,5 @@ func (f *Freezer) MigrateTable(kind string, convert convertLegacyFn) error { if err := os.Remove(migrationPath); err != nil { return err } - return nil } - -// AncientDatadir returns the root directory path of the ancient store. -func (f *Freezer) AncientDatadir() (string, error) { - return f.datadir, nil -} diff --git a/core/rawdb/freezer_table.go b/core/rawdb/freezer_table.go index dd4a80efc..51d7d1930 100644 --- a/core/rawdb/freezer_table.go +++ b/core/rawdb/freezer_table.go @@ -123,8 +123,8 @@ type freezerTable struct { lock sync.RWMutex // Mutex protecting the data file descriptors } -// NewFreezerTable opens the given path as a freezer table. -func NewFreezerTable(path, name string, disableSnappy, readonly bool) (*freezerTable, error) { +// newFreezerTable opens the given path as a freezer table. +func newFreezerTable(path, name string, disableSnappy, readonly bool) (*freezerTable, error) { return newTable(path, name, metrics.NilMeter{}, metrics.NilMeter{}, metrics.NilGauge{}, freezerTableSize, disableSnappy, readonly) } @@ -884,9 +884,7 @@ func (t *freezerTable) Sync() error { return t.head.Sync() } -// DumpIndex is a debug print utility function, mainly for testing. It can also -// be used to analyse a live freezer table index. -func (t *freezerTable) DumpIndex(start, stop int64) { +func (t *freezerTable) dumpIndexStdout(start, stop int64) { t.dumpIndex(os.Stdout, start, stop) } diff --git a/core/rawdb/freezer_table_test.go b/core/rawdb/freezer_table_test.go index 0bddcf721..ea28e7175 100644 --- a/core/rawdb/freezer_table_test.go +++ b/core/rawdb/freezer_table_test.go @@ -902,7 +902,7 @@ func TestSequentialRead(t *testing.T) { } // Write 15 bytes 30 times writeChunks(t, f, 30, 15) - f.DumpIndex(0, 30) + f.dumpIndexStdout(0, 30) f.Close() } { // Open it, iterate, verify iteration diff --git a/core/rawdb/schema.go b/core/rawdb/schema.go index 041c9f044..a55ebdff7 100644 --- a/core/rawdb/schema.go +++ b/core/rawdb/schema.go @@ -111,33 +111,6 @@ var ( preimageHitCounter = metrics.NewRegisteredCounter("db/preimage/hits", nil) ) -const ( - // freezerHeaderTable indicates the name of the freezer header table. - freezerHeaderTable = "headers" - - // freezerHashTable indicates the name of the freezer canonical hash table. - freezerHashTable = "hashes" - - // freezerBodiesTable indicates the name of the freezer block body table. - freezerBodiesTable = "bodies" - - // freezerReceiptTable indicates the name of the freezer receipts table. - freezerReceiptTable = "receipts" - - // freezerDifficultyTable indicates the name of the freezer total difficulty table. - freezerDifficultyTable = "diffs" -) - -// FreezerNoSnappy configures whether compression is disabled for the ancient-tables. -// Hashes and difficulties don't compress well. -var FreezerNoSnappy = map[string]bool{ - freezerHeaderTable: false, - freezerHashTable: true, - freezerBodiesTable: false, - freezerReceiptTable: false, - freezerDifficultyTable: true, -} - // LegacyTxLookupEntry is the legacy TxLookupEntry definition with some unnecessary // fields. type LegacyTxLookupEntry struct { diff --git a/ethdb/database.go b/ethdb/database.go index e8faa2d86..361218f24 100644 --- a/ethdb/database.go +++ b/ethdb/database.go @@ -142,7 +142,9 @@ type AncientWriteOp interface { // AncientStater wraps the Stat method of a backing data store. type AncientStater interface { - // AncientDatadir returns the root directory path of the ancient store. + // AncientDatadir returns the path of root ancient directory. Empty string + // will be returned if ancient store is not enabled at all. The returned + // path can be used to construct the path of other freezers. AncientDatadir() (string, error) } @@ -172,7 +174,6 @@ type Stater interface { type AncientStore interface { AncientReader AncientWriter - AncientStater io.Closer } diff --git a/node/node.go b/node/node.go index 0a2b9eb83..b60e32f22 100644 --- a/node/node.go +++ b/node/node.go @@ -703,7 +703,7 @@ func (n *Node) OpenDatabase(name string, cache, handles int, namespace string, r // also attaching a chain freezer to it that moves ancient chain data from the // database to immutable append-only files. If the node is an ephemeral one, a // memory database is returned. -func (n *Node) OpenDatabaseWithFreezer(name string, cache, handles int, freezer, namespace string, readonly bool) (ethdb.Database, error) { +func (n *Node) OpenDatabaseWithFreezer(name string, cache, handles int, ancient string, namespace string, readonly bool) (ethdb.Database, error) { n.lock.Lock() defer n.lock.Unlock() if n.state == closedState { @@ -715,14 +715,7 @@ func (n *Node) OpenDatabaseWithFreezer(name string, cache, handles int, freezer, if n.config.DataDir == "" { db = rawdb.NewMemoryDatabase() } else { - root := n.ResolvePath(name) - switch { - case freezer == "": - freezer = filepath.Join(root, "ancient") - case !filepath.IsAbs(freezer): - freezer = n.ResolvePath(freezer) - } - db, err = rawdb.NewLevelDBDatabaseWithFreezer(root, cache, handles, freezer, namespace, readonly) + db, err = rawdb.NewLevelDBDatabaseWithFreezer(n.ResolvePath(name), cache, handles, n.ResolveAncient(name, ancient), namespace, readonly) } if err == nil { @@ -736,6 +729,17 @@ func (n *Node) ResolvePath(x string) string { return n.config.ResolvePath(x) } +// ResolveAncient returns the absolute path of the root ancient directory. +func (n *Node) ResolveAncient(name string, ancient string) string { + switch { + case ancient == "": + ancient = filepath.Join(n.ResolvePath(name), "ancient") + case !filepath.IsAbs(ancient): + ancient = n.ResolvePath(ancient) + } + return ancient +} + // closeTrackingDB wraps the Close method of a database. When the database is closed by the // service, the wrapper removes it from the node's database map. This ensures that Node // won't auto-close the database if it is closed by the service that opened it.