collator protocol: Provide parent head data #3128
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ordian
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Fixes #3128. This introduces a new variant for the collation response from the collator that includes the parent head data. For now, collators won't send this new variant. We'll need to change the collator side of the collator protocol to detect all the cores assigned to a para and send the parent head data in the case when it's more than 1 core. - [x] validate approach - [x] check head data hash
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reopening until #3521 is merged |
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Mar 24, 2024
…ytech#3302) Fixes paritytech#3128. This introduces a new variant for the collation response from the collator that includes the parent head data. For now, collators won't send this new variant. We'll need to change the collator side of the collator protocol to detect all the cores assigned to a para and send the parent head data in the case when it's more than 1 core. - [x] validate approach - [x] check head data hash
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Add an additional (backwards compatibility) advertise collation message, which triggers a different collation fetch request (requesting also the head data of the parent) -> Make use of that head data in candidate validation.
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