Files
solana/replica-lib/proto/accountsdb_repl.proto
Lijun Wang 8378e8790f Accountsdb replication installment 2 (#19325)
This is the 2nd installment for the AccountsDb replication.

Summary of Changes

The basic google protocol buffer protocol for replicating updated slots and accounts. tonic/tokio is used for transporting the messages.

The basic framework of the client and server for replicating slots and accounts -- the persisting of accounts in the replica-side will be done at the next PR -- right now -- the accounts are streamed to the replica-node and dumped. Replication for information about Bank is also not done in this PR -- to be addressed in the next PR to limit the change size.

Functionality used by both the client and server side are encapsulated in the replica-lib crate.

There is no impact to the existing validator by default.

Tests:

Observe the confirmed slots replicated to the replica-node.
Observe the accounts for the confirmed slot are received at the replica-node side.
2021-09-01 14:10:16 -07:00

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932 B
Protocol Buffer

// version of prorocol buffer used
syntax = "proto3";
package accountsdb_repl;
message ReplicaSlotConfirmationRequest {
uint64 last_replicated_slot = 1;
}
message ReplicaSlotConfirmationResponse {
repeated uint64 updated_slots = 1;
}
message ReplicaAccountsRequest {
uint64 slot = 1;
}
message ReplicaAccountMeta {
bytes Pubkey = 1;
uint64 lamports = 2;
bytes owner = 3;
bool executable = 4;
uint64 rent_epoch = 5;
}
message ReplicaAccountData {
bytes data = 1;
}
message ReplicaAccountInfo {
ReplicaAccountMeta account_meta = 1;
bytes hash = 2;
ReplicaAccountData data = 3;
}
message ReplicaAccountsResponse {
repeated ReplicaAccountInfo accounts = 1;
}
service AccountsDbRepl {
rpc get_confirmed_slots(ReplicaSlotConfirmationRequest) returns (ReplicaSlotConfirmationResponse);
rpc get_slot_accounts(ReplicaAccountsRequest) returns (ReplicaAccountsResponse);
}