code.vegaprotocol.io/vega@v0.79.0/datanode/sqlsubscribers/protocol_upgrade_proposal.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package sqlsubscribers
    17  
    18  import (
    19  	"context"
    20  	"fmt"
    21  
    22  	"code.vegaprotocol.io/vega/core/events"
    23  	"code.vegaprotocol.io/vega/datanode/entities"
    24  	eventspb "code.vegaprotocol.io/vega/protos/vega/events/v1"
    25  )
    26  
    27  type ProtocolUpgradeProposalEvent interface {
    28  	events.Event
    29  	ProtocolUpgradeProposalEvent() eventspb.ProtocolUpgradeEvent
    30  }
    31  
    32  type pupAdder interface {
    33  	AddProposal(context.Context, entities.ProtocolUpgradeProposal) error
    34  }
    35  
    36  type ProtocolUpgrade struct {
    37  	subscriber
    38  	store pupAdder
    39  }
    40  
    41  func NewProtocolUpgrade(store pupAdder) *ProtocolUpgrade {
    42  	ps := &ProtocolUpgrade{
    43  		store: store,
    44  	}
    45  	return ps
    46  }
    47  
    48  func (ps *ProtocolUpgrade) Types() []events.Type {
    49  	return []events.Type{events.ProtocolUpgradeEvent}
    50  }
    51  
    52  func (ps *ProtocolUpgrade) Push(ctx context.Context, evt events.Event) error {
    53  	return ps.consume(ctx, evt.(ProtocolUpgradeProposalEvent))
    54  }
    55  
    56  func (ps *ProtocolUpgrade) consume(ctx context.Context, event ProtocolUpgradeProposalEvent) error {
    57  	pupProto := event.ProtocolUpgradeProposalEvent()
    58  	protocolUpgradeProposal := entities.ProtocolUpgradeProposalFromProto(&pupProto, entities.TxHash(event.TxHash()), ps.vegaTime)
    59  
    60  	if err := ps.store.AddProposal(ctx, protocolUpgradeProposal); err != nil {
    61  		return fmt.Errorf("error adding protocol upgrade proposal: %w", err)
    62  	}
    63  
    64  	return nil
    65  }
    66  
    67  func (ps *ProtocolUpgrade) Name() string {
    68  	return "ProtocolUpgrade"
    69  }