forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-08-17 09:23:48 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

swarm/storage: Add parametric store limits for localdpa + chunksize

Browse source 
const
This commit is contained in:
lash 2017-11-28 19:10:41 +01:00
parent 4a923691e7
commit fe2f4ba2d6
2 changed files with 15 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
swarm/storage/dpa.go
View file

@ -63,20 +63,27 @@ type DPA struct {
}
// for testing locally
func NewLocalDPA(datadir string, hashalgorithm string) (*DPA, error) {
func NewLocalDPA(datadir string, hashalgorithm string, dbcapacity uint64, memcapacity uint) (*DPA, error) {
if hashalgorithm == "" {
hashalgorithm = "SHA3"
}
hash := MakeHashFunc(hashalgorithm)
dbStore, err := NewDbStore(datadir, hash, singletonSwarmDbCapacity, 0)
if dbcapacity == 0 {
dbcapacity = uint64(singletonSwarmDbCapacity)
}
if memcapacity == 0 {
memcapacity = uint(singletonSwarmCacheCapacity)
}
log.Debug("LocalDPA create", "dbcap", dbcapacity, "memcap", memcapacity)
dbStore, err := NewDbStore(datadir, hash, dbcapacity, 0)
if err != nil {
return nil, err
}
return NewDPA(&LocalStore{
NewMemStore(dbStore, singletonSwarmCacheCapacity),
NewMemStore(dbStore, memcapacity),
dbStore,
}, NewChunkerParams()), nil
}

4
swarm/storage/types.go
View file

@ -29,6 +29,10 @@ import (
"github.com/ethereum/go-ethereum/crypto/sha3"
)
const (
CHUNKSIZE = 4096
)
type Hasher func() hash.Hash
type SwarmHasher func() SwarmHash