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swarm/network, swarm/storage: validate chunk size (#17397)

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* swarm/network, swarm/storage: validate default chunk size

* swarm/bmt, swarm/network, swarm/storage: update BMT hash initialisation

* swarm/bmt: move segmentCount to tests

* swarm/chunk: change chunk.DefaultSize to be untyped const

* swarm/storage: add size validator

* swarm/storage: add chunk size validation to localstore

* swarm/storage: move validation from localstore to validator

* swarm/storage: global chunk rules in MRU
This commit is contained in:
Anton Evangelatov
2018-08-14 16:03:56 +02:00
committed by Balint Gabor
parent 8a040de60b
commit 97887d98da
16 changed files with 79 additions and 76 deletions
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5
swarm/bmt/bmt.go
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@@ -55,9 +55,6 @@ Two implementations are provided:
*/
const (
// SegmentCount is the maximum number of segments of the underlying chunk
// Should be equal to max-chunk-data-size / hash-size
SegmentCount = 128
// PoolSize is the maximum number of bmt trees used by the hashers, i.e,
// the maximum number of concurrent BMT hashing operations performed by the same hasher
PoolSize = 8
@@ -318,7 +315,7 @@ func (h *Hasher) Sum(b []byte) (s []byte) {
// with every full segment calls writeSection in a go routine
func (h *Hasher) Write(b []byte) (int, error) {
l := len(b)
if l == 0 || l > 4096 {
if l == 0 || l > h.pool.Size {
return 0, nil
}
t := h.getTree()