core/rawdb: simple legacy receipt converter (#24028)

* cmd,core: add simple legacy receipt converter

core/rawdb: use forEach in migrate

core/rawdb: batch reads in forEach

core/rawdb: make forEach anonymous fn

cmd/geth: check for legacy receipts on node startup

fix err msg

Co-authored-by: rjl493456442 <garyrong0905@gmail.com>

fix log

Co-authored-by: rjl493456442 <garyrong0905@gmail.com>

fix some review comments

add warning to cmd

drop isLegacy fn from migrateTable params

add test for windows rename

test replacing in windows case

* minor fix

* sanity check for tail-deletion

* add log before moving files around

* speed-up hack for mainnet

* fix mainnet check, use networkid instead

* check mainnet genesis

* review fixes

* resume previous migration attempt

* core/rawdb: lint fix

Co-authored-by: Martin Holst Swende <martin@swende.se>

ethdb/database.go

@@ -124,6 +124,11 @@ type AncientWriter interface {
 
 	// Sync flushes all in-memory ancient store data to disk.
 	Sync() error
+
+	// MigrateTable processes and migrates entries of a given table to a new format.
+	// The second argument is a function that takes a raw entry and returns it
+	// in the newest format.
+	MigrateTable(string, func([]byte) ([]byte, error)) error
 }
 
 // AncientWriteOp is given to the function argument of ModifyAncients.