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service.go
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service.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.VEGA file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package coreapi
import (
"context"
"errors"
"sync"
lb "code.vegaprotocol.io/vega/libs/broker"
"code.vegaprotocol.io/vega/core/broker"
"code.vegaprotocol.io/vega/core/coreapi/services"
"code.vegaprotocol.io/vega/logging"
apipb "code.vegaprotocol.io/vega/protos/vega/api/v1"
)
var ErrServiceDisabled = errors.New("service disabled")
type Service struct {
apipb.UnimplementedCoreStateServiceServer
ctx context.Context
cfg Config
log *logging.Logger
bmu sync.RWMutex
broker broker.Interface
accounts *services.Accounts
assets *services.Assets
netparams *services.NetParams
netlimits *services.NetLimits
parties *services.Parties
validators *services.Validators
markets *services.Markets
proposals *services.Proposals
votes *services.Votes
marketsData *services.MarketsData
partiesStake *services.PartiesStake
delegations *services.Delegations
}
func NewService(
ctx context.Context, log *logging.Logger, cfg Config, broker broker.Interface,
) *Service {
log = log.Named(namedLogger)
log.SetLevel(cfg.LogLevel.Get())
svc := &Service{
broker: broker,
cfg: cfg,
ctx: ctx,
log: log,
}
if cfg.Accounts {
log.Info("starting accounts core api")
svc.accounts = services.NewAccounts(ctx)
}
if cfg.Assets {
log.Info("starting assets core api")
svc.assets = services.NewAssets(ctx)
}
if cfg.NetworkParameters {
log.Info("starting network parameters core api")
svc.netparams = services.NewNetParams(ctx)
}
if cfg.NetworkLimits {
log.Info("starting network limits core api")
svc.netlimits = services.NewNetLimits(ctx)
}
if cfg.Parties {
log.Info("starting parties core api")
svc.parties = services.NewParties(ctx)
}
if cfg.Validators {
log.Info("starting validators core api")
svc.validators = services.NewValidators(ctx)
}
if cfg.Markets {
log.Info("starting markets core api")
svc.markets = services.NewMarkets(ctx)
}
if cfg.Proposals {
log.Info("starting proposals core api")
svc.proposals = services.NewProposals(ctx)
}
if cfg.MarketsData {
log.Info("starting marketsData core api")
svc.marketsData = services.NewMarketsData(ctx)
}
if cfg.Votes {
log.Info("starting votes core api")
svc.votes = services.NewVotes(ctx)
}
if cfg.PartiesStake {
log.Info("starting parties stake core api")
svc.partiesStake = services.NewPartiesStake(ctx, log)
}
if cfg.Delegations {
log.Info("starting delegations core api")
svc.delegations = services.NewDelegations(ctx)
}
svc.subscribeAll()
return svc
}
func (s *Service) UpdateBroker(broker broker.Interface) {
s.bmu.Lock()
defer s.bmu.Unlock()
s.broker = broker
s.subscribeAll()
}
func (s *Service) ListAccounts(
ctx context.Context, in *apipb.ListAccountsRequest,
) (*apipb.ListAccountsResponse, error) {
if !s.cfg.Accounts {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListAccountsResponse{
Accounts: s.accounts.List(in.Party, in.Market),
}, nil
}
func (s *Service) ListAssets(
ctx context.Context, in *apipb.ListAssetsRequest,
) (*apipb.ListAssetsResponse, error) {
if !s.cfg.Assets {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListAssetsResponse{
Assets: s.assets.List(in.Asset),
}, nil
}
func (s *Service) ListParties(
ctx context.Context, in *apipb.ListPartiesRequest,
) (*apipb.ListPartiesResponse, error) {
if !s.cfg.Parties {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListPartiesResponse{
Parties: s.parties.List(),
}, nil
}
func (s *Service) ListNetworkParameters(
ctx context.Context, in *apipb.ListNetworkParametersRequest,
) (*apipb.ListNetworkParametersResponse, error) {
if !s.cfg.NetworkParameters {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListNetworkParametersResponse{
NetworkParameters: s.netparams.List(in.NetworkParameterKey),
}, nil
}
func (s *Service) ListNetworkLimits(
ctx context.Context, in *apipb.ListNetworkLimitsRequest,
) (*apipb.ListNetworkLimitsResponse, error) {
if !s.cfg.NetworkLimits {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListNetworkLimitsResponse{
NetworkLimits: s.netlimits.Get(),
}, nil
}
func (s *Service) ListValidators(
ctx context.Context, in *apipb.ListValidatorsRequest,
) (*apipb.ListValidatorsResponse, error) {
if !s.cfg.Validators {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListValidatorsResponse{
Validators: s.validators.List(),
}, nil
}
func (s *Service) ListMarkets(
ctx context.Context, in *apipb.ListMarketsRequest,
) (*apipb.ListMarketsResponse, error) {
if !s.cfg.Markets {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListMarketsResponse{
Markets: s.markets.List(in.Market),
}, nil
}
func (s *Service) ListProposals(
ctx context.Context, in *apipb.ListProposalsRequest,
) (*apipb.ListProposalsResponse, error) {
if !s.cfg.Proposals {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListProposalsResponse{
Proposals: s.proposals.List(in.Proposal, in.Proposer),
}, nil
}
func (s *Service) ListVotes(
ctx context.Context, in *apipb.ListVotesRequest,
) (*apipb.ListVotesResponse, error) {
if !s.cfg.Votes {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
votes, err := s.votes.List(in.Proposal, in.Party)
return &apipb.ListVotesResponse{
Votes: votes,
}, err
}
func (s *Service) ListMarketsData(
ctx context.Context, in *apipb.ListMarketsDataRequest,
) (*apipb.ListMarketsDataResponse, error) {
if !s.cfg.MarketsData {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListMarketsDataResponse{
MarketsData: s.marketsData.List(in.Market),
}, nil
}
func (s *Service) ListPartiesStake(
ctx context.Context, in *apipb.ListPartiesStakeRequest,
) (*apipb.ListPartiesStakeResponse, error) {
if !s.cfg.PartiesStake {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListPartiesStakeResponse{
PartiesStake: s.partiesStake.List(in.Party),
}, nil
}
func (s *Service) ListDelegations(
ctx context.Context, in *apipb.ListDelegationsRequest,
) (*apipb.ListDelegationsResponse, error) {
if !s.cfg.Delegations {
return nil, ErrServiceDisabled
}
s.bmu.RLock()
defer s.bmu.RUnlock()
return &apipb.ListDelegationsResponse{
Delegations: s.delegations.List(in.Party, in.Node, in.EpochSeq),
}, nil
}
func (s *Service) subscribeAll() {
subscribers := []lb.Subscriber{}
if s.cfg.Accounts {
subscribers = append(subscribers, s.accounts)
}
if s.cfg.Assets {
subscribers = append(subscribers, s.assets)
}
if s.cfg.NetworkParameters {
subscribers = append(subscribers, s.netparams)
}
if s.cfg.NetworkLimits {
subscribers = append(subscribers, s.netlimits)
}
if s.cfg.Parties {
subscribers = append(subscribers, s.parties)
}
if s.cfg.Validators {
subscribers = append(subscribers, s.validators)
}
if s.cfg.Markets {
subscribers = append(subscribers, s.markets)
}
if s.cfg.Proposals {
subscribers = append(subscribers, s.proposals)
}
if s.cfg.MarketsData {
subscribers = append(subscribers, s.marketsData)
}
if s.cfg.Votes {
subscribers = append(subscribers, s.votes)
}
if s.cfg.PartiesStake {
subscribers = append(subscribers, s.partiesStake)
}
if s.cfg.Delegations {
subscribers = append(subscribers, s.delegations)
}
s.broker.SubscribeBatch(subscribers...)
}