Ori Newman afaac28da1
Validate each level parents (#1827)
* Create BlockParentBuilder.

* Implement BuildParents.

* Explictly set level 0 blocks to be the same as direct parents.

* Add checkIndirectParents to validateBlockHeaderInContext.

* Fix test_block_builder.go and BlockLevelParents::Equal.

* Don't check indirect parents for blocks with trusted data.

* Handle pruned blocks when building block level parents.

* Fix bad deletions from unprocessedXxxParents.

* Fix merge errors.

* Fix bad pruning point parent replaces.

* Fix duplicates in newBlockLevelParents.

* Skip checkIndirectParents

* Get rid of staging constant IDs

* Fix BuildParents

* Fix tests

* Add comments

* Change order of directParentHashes

* Get rid of maybeAddDirectParentParents

* Add comments

* Add blockToReferences type

* Use ParentsAtLevel

Co-authored-by: stasatdaglabs <stas@daglabs.com>
2021-09-13 14:22:00 +03:00
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