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Add more comments about the hard-coded limits (#4100)

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* crypto: expose MaxAunts for documentation purposes

* types: update godoc for new maxes

* docs: make hard-coded limits more explicit

* wal: add todo to clarify max size

* shorten lines in test
This commit is contained in:
Ethan Buchman
2019-11-01 15:16:53 -07:00
committed by Marko
parent b2475227a5
commit cbd5e031d6
9 changed files with 32 additions and 13 deletions
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docs/spec/blockchain/encoding.md
+6 -2
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@@ -155,7 +155,9 @@ See details of SimpleProof, below.
### MakeParts
Encode an object using Amino and slice it into parts.
Tendermint uses a part size of 65536 bytes.
Tendermint uses a part size of 65536 bytes, and allows a maximum of 1601 parts
(see `types.MaxBlockPartsCount`). This corresponds to the hard-coded block size
limit of 100MB.
```go
func MakeParts(block Block) []Part
@@ -288,7 +290,9 @@ func computeHashFromAunts(index, total int, leafHash []byte, innerHashes [][]byt
}
```
The number of aunts is limited to 100 (`maxAunts`) to protect the node against DOS attacks.
The number of aunts is limited to 100 (`MaxAunts`) to protect the node against DOS attacks.
This limits the tree size to 2^100 leaves, which should be sufficient for any
conceivable purpose.
### IAVL+ Tree