dkvs

// pb/dkvs.proto
syntax = "proto3";

package dkvs;

service DKVS {

    rpc RequestVote(RequestVoteRequest) returns (RequestVoteResponse) {};
    rpc AppendEntries(AppendEntriesRequest) returns (AppendEntriesResponse) {};
    rpc InstallSnapshot(InstallSnapshotRequest) returns (InstallSnapshotResponse) {};

    // Client RPCs
    rpc Get(GetRequest) returns (GetResponse) {};
    rpc Set(SetRequest) returns (SetResponse) {};
    rpc Delete(DeleteRequest) returns (DeleteResponse) {};
    rpc Cas(CasRequest) returns (CasResponse) {};

    // Cluster management
    rpc Join(JoinRequest) returns (JoinResponse) {};
    rpc Leave(LeaveRequest) returns (LeaveResponse) {};
    rpc Status(StatusRequest) returns (StatusResponse) {};
}

message Command {
    uint64 term = 1;
    uint64 index = 2;
    oneof operation {
        SetOp set = 3;
        DeleteOp delete = 4;
        CasOp cas = 5;
    }
}