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Prepare for network protocol version upgrades (#5084)

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* explicitly tag network requests with version

* fmt

* make PeerSet more aware of versioning

* some generalization of the network bridge to support upgrades

* walk back some renaming

* walk back some version stuff

* extract version from fallback

* remove V1 from NetworkBridgeUpdate

* add accidentally-removed timer

* implement focusing for versioned messages

* fmt

* fix up network bridge & tests

* remove inaccurate version check in bridge

* remove some TODO [now]s

* fix fallout in statement distribution

* fmt

* fallout in gossip-support

* fix fallout in collator-protocol

* fix fallout in bitfield-distribution

* fix fallout in approval-distribution

* fmt

* use never!

* fmt
This commit is contained in:
asynchronous rob
2022-04-21 11:34:59 -05:00
committed by GitHub
parent 203441981f
commit fc4b04db20
45 changed files with 942 additions and 594 deletions
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polkadot/roadmap/implementers-guide/src/node/utility/network-bridge.md
+9 -9
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@@ -21,10 +21,10 @@ Input: [`NetworkBridgeMessage`][NBM]
Output:
- [`ApprovalDistributionMessage`][AppD]`::NetworkBridgeUpdateV1`
- [`BitfieldDistributionMessage`][BitD]`::NetworkBridgeUpdateV1`
- [`CollatorProtocolMessage`][CollP]`::NetworkBridgeUpdateV1`
- [`StatementDistributionMessage`][StmtD]`::NetworkBridgeUpdateV1`
- [`ApprovalDistributionMessage`][AppD]`::NetworkBridgeUpdate`
- [`BitfieldDistributionMessage`][BitD]`::NetworkBridgeUpdate`
- [`CollatorProtocolMessage`][CollP]`::NetworkBridgeUpdate`
- [`StatementDistributionMessage`][StmtD]`::NetworkBridgeUpdate`
## Functionality
@@ -108,7 +108,7 @@ Map the message onto the corresponding [Event Handler](#event-handlers) based on
### `NewGossipTopology`
- Map all `AuthorityDiscoveryId`s to `PeerId`s and issue a corresponding `NetworkBridgeUpdateV1`
- Map all `AuthorityDiscoveryId`s to `PeerId`s and issue a corresponding `NetworkBridgeUpdate`
to all validation subsystems.
## Event Handlers
@@ -117,13 +117,13 @@ Network bridge event handlers are the intended recipients of particular network
### Validation V1
* `ApprovalDistributionV1Message -> ApprovalDistributionMessage::NetworkBridgeUpdateV1`
* `BitfieldDistributionV1Message -> BitfieldDistributionMessage::NetworkBridgeUpdateV1`
* `StatementDistributionV1Message -> StatementDistributionMessage::NetworkBridgeUpdateV1`
* `ApprovalDistributionV1Message -> ApprovalDistributionMessage::NetworkBridgeUpdate`
* `BitfieldDistributionV1Message -> BitfieldDistributionMessage::NetworkBridgeUpdate`
* `StatementDistributionV1Message -> StatementDistributionMessage::NetworkBridgeUpdate`
### Collation V1
* `CollatorProtocolV1Message -> CollatorProtocolMessage::NetworkBridgeUpdateV1`
* `CollatorProtocolV1Message -> CollatorProtocolMessage::NetworkBridgeUpdate`
[NBM]: ../../types/overseer-protocol.md#network-bridge-message
[AppD]: ../../types/overseer-protocol.md#approval-distribution-message