forked from TrueCloudLab/frostfs-node
Evgenii Stratonikov
0e31c12e63
Drop duplicate entities. Format entities. Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com> Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
114 lines
2.8 KiB
Go
114 lines
2.8 KiB
Go
package basic
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import (
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"math/big"
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"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/innerring/processors/settlement/common"
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cntClient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/container"
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"go.uber.org/zap"
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)
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var (
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bigGB = big.NewInt(1 << 30)
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bigZero = big.NewInt(0)
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bigOne = big.NewInt(1)
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)
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func (inc *IncomeSettlementContext) Collect() {
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inc.mu.Lock()
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defer inc.mu.Unlock()
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cachedRate, err := inc.rate.BasicRate()
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if err != nil {
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inc.log.Error(logs.BasicCantGetBasicIncomeRate,
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zap.String("error", err.Error()))
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return
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}
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if cachedRate == 0 {
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inc.noop = true
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return
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}
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cnrEstimations, err := inc.estimations.Estimations(inc.epoch)
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if err != nil {
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inc.log.Error(logs.BasicCantFetchContainerSizeEstimations,
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zap.Uint64("epoch", inc.epoch),
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zap.String("error", err.Error()))
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return
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}
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txTable := common.NewTransferTable()
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for i := range cnrEstimations {
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owner, err := inc.container.ContainerInfo(cnrEstimations[i].ContainerID)
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if err != nil {
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inc.log.Warn(logs.BasicCantFetchContainerInfo,
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zap.Uint64("epoch", inc.epoch),
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zap.Stringer("container_id", cnrEstimations[i].ContainerID),
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zap.String("error", err.Error()))
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continue
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}
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cnrNodes, err := inc.placement.ContainerNodes(inc.epoch, cnrEstimations[i].ContainerID)
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if err != nil {
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inc.log.Debug(logs.BasicCantFetchContainerInfo,
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zap.Uint64("epoch", inc.epoch),
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zap.Stringer("container_id", cnrEstimations[i].ContainerID),
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zap.String("error", err.Error()))
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continue
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}
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avg := inc.avgEstimation(cnrEstimations[i]) // average container size per node
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total := calculateBasicSum(avg, cachedRate, len(cnrNodes))
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// fill distribute asset table
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for i := range cnrNodes {
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inc.distributeTable.Put(cnrNodes[i].PublicKey(), avg)
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}
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txTable.Transfer(&common.TransferTx{
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From: owner.Owner(),
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To: inc.bankOwner,
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Amount: total,
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})
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}
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common.TransferAssets(inc.exchange, txTable, common.BasicIncomeCollectionDetails(inc.epoch))
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}
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// avgEstimation returns estimation value for a single container. Right now it
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// simply calculates an average of all announcements, however it can be smarter and
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// base the result on reputation of the announcers and clever math.
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func (inc *IncomeSettlementContext) avgEstimation(e *cntClient.Estimations) (avg uint64) {
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if len(e.Values) == 0 {
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return 0
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}
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for i := range e.Values {
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avg += e.Values[i].Size
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}
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return avg / uint64(len(e.Values))
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}
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func calculateBasicSum(size, rate uint64, ln int) *big.Int {
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bigRate := big.NewInt(int64(rate))
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total := size * uint64(ln)
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price := big.NewInt(0).SetUint64(total)
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price.Mul(price, bigRate)
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price.Div(price, bigGB)
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if price.Cmp(bigZero) == 0 {
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price.Add(price, bigOne)
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}
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return price
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}
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