frostfs-node/pkg/innerring/processors/settlement/basic/context.go

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package basic
import (
"math/big"
"sync"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neofs-node/pkg/innerring/processors/settlement/common"
"github.com/nspcc-dev/neofs-node/pkg/morph/client/container"
"github.com/nspcc-dev/neofs-sdk-go/owner"
"go.uber.org/zap"
)
type (
EstimationFetcher interface {
Estimations(uint64) ([]*container.Estimations, error)
}
RateFetcher interface {
BasicRate() (uint64, error)
}
// BalanceFetcher uses NEP-17 compatible balance contract
BalanceFetcher interface {
Balance(id *owner.ID) (*big.Int, error)
}
IncomeSettlementContext struct {
mu sync.Mutex // lock to prevent collection and distribution in the same time
log *zap.Logger
epoch uint64
rate RateFetcher
estimations EstimationFetcher
balances BalanceFetcher
container common.ContainerStorage
placement common.PlacementCalculator
exchange common.Exchanger
accounts common.AccountStorage
bankOwner *owner.ID
// this table is not thread safe, make sure you use it with mu.Lock()
distributeTable *NodeSizeTable
}
IncomeSettlementContextPrms struct {
Log *zap.Logger
Epoch uint64
Rate RateFetcher
Estimations EstimationFetcher
Balances BalanceFetcher
Container common.ContainerStorage
Placement common.PlacementCalculator
Exchange common.Exchanger
Accounts common.AccountStorage
}
)
func NewIncomeSettlementContext(p *IncomeSettlementContextPrms) (*IncomeSettlementContext, error) {
bankingAccount, err := bankOwnerID()
if err != nil {
return nil, err // should never happen
}
return &IncomeSettlementContext{
log: p.Log,
epoch: p.Epoch,
rate: p.Rate,
estimations: p.Estimations,
balances: p.Balances,
container: p.Container,
placement: p.Placement,
exchange: p.Exchange,
accounts: p.Accounts,
bankOwner: bankingAccount,
distributeTable: NewNodeSizeTable(),
}, nil
}
func bankOwnerID() (*owner.ID, error) {
u := util.Uint160{1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1}
o := owner.NewID()
// TODO: nspcc-dev/neofs-sdk-go#134 use `SetScriptHash` method.
err := o.Parse(address.Uint160ToString(u))
if err != nil {
return nil, err
}
return o, nil
}