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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
Download Patch File Download Diff File Expand all files Collapse all files

10
swarm/storage/localstore.go
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@ -98,20 +98,16 @@ func NewTestLocalStoreForAddr(params *LocalStoreParams) (*LocalStore, error) {
// After the LDBStore.Put, it is ensured that the MemStore
// contains the chunk with the same data, but nil ReqC channel.
func (ls *LocalStore) Put(ctx context.Context, chunk *Chunk) {
if l := len(chunk.SData); l < 9 {
log.Debug("incomplete chunk data", "addr", chunk.Addr, "length", l)
chunk.SetErrored(ErrChunkInvalid)
chunk.markAsStored()
return
}
valid := true
// ls.Validators contains a list of one validator per chunk type.
// if one validator succeeds, then the chunk is valid
for _, v := range ls.Validators {
if valid = v.Validate(chunk.Addr, chunk.SData); valid {
break
}
}
if !valid {
log.Trace("invalid content address", "addr", chunk.Addr)
log.Trace("invalid chunk", "addr", chunk.Addr, "len", len(chunk.SData))
chunk.SetErrored(ErrChunkInvalid)
chunk.markAsStored()
return