113 lines
2.8 KiB
Go
113 lines
2.8 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package storagenodedb
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import (
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"context"
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"database/sql"
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"time"
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"github.com/zeebo/errs"
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"storj.io/storj/pkg/pb"
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"storj.io/storj/pkg/storj"
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"storj.io/storj/storagenode/bandwidth"
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)
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type bandwidthdb struct{ *InfoDB }
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// Bandwidth returns table for storing bandwidth usage.
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func (db *DB) Bandwidth() bandwidth.DB { return db.info.Bandwidth() }
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// Bandwidth returns table for storing bandwidth usage.
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func (db *InfoDB) Bandwidth() bandwidth.DB { return &bandwidthdb{db} }
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// Add adds bandwidth usage to the table
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func (db *bandwidthdb) Add(ctx context.Context, satelliteID storj.NodeID, action pb.PieceAction, amount int64, created time.Time) (err error) {
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defer mon.Task()(&ctx)(&err)
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defer db.locked()()
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_, err = db.db.Exec(`
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INSERT INTO
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bandwidth_usage(satellite_id, action, amount, created_at)
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VALUES(?, ?, ?, ?)`, satelliteID, action, amount, created)
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return ErrInfo.Wrap(err)
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}
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// Summary returns summary of bandwidth usages
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func (db *bandwidthdb) Summary(ctx context.Context, from, to time.Time) (_ *bandwidth.Usage, err error) {
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defer mon.Task()(&ctx)(&err)
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defer db.locked()()
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usage := &bandwidth.Usage{}
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rows, err := db.db.Query(`
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SELECT action, sum(amount)
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FROM bandwidth_usage
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WHERE ? <= created_at AND created_at <= ?
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GROUP BY action`, from, to)
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if err != nil {
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if err == sql.ErrNoRows {
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return usage, nil
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}
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return nil, ErrInfo.Wrap(err)
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}
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defer func() { err = errs.Combine(err, rows.Close()) }()
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for rows.Next() {
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var action pb.PieceAction
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var amount int64
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err := rows.Scan(&action, &amount)
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if err != nil {
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return nil, ErrInfo.Wrap(err)
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}
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usage.Include(action, amount)
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}
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return usage, ErrInfo.Wrap(rows.Err())
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}
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// SummaryBySatellite returns summary of bandwidth usage grouping by satellite.
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func (db *bandwidthdb) SummaryBySatellite(ctx context.Context, from, to time.Time) (_ map[storj.NodeID]*bandwidth.Usage, err error) {
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defer mon.Task()(&ctx)(&err)
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defer db.locked()()
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entries := map[storj.NodeID]*bandwidth.Usage{}
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rows, err := db.db.Query(`
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SELECT satellite_id, action, sum(amount)
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FROM bandwidth_usage
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WHERE ? <= created_at AND created_at <= ?
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GROUP BY satellite_id, action`, from, to)
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if err != nil {
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if err == sql.ErrNoRows {
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return entries, nil
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}
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return nil, ErrInfo.Wrap(err)
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}
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defer func() { err = errs.Combine(err, rows.Close()) }()
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for rows.Next() {
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var satelliteID storj.NodeID
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var action pb.PieceAction
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var amount int64
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err := rows.Scan(&satelliteID, &action, &amount)
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if err != nil {
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return nil, ErrInfo.Wrap(err)
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}
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entry, ok := entries[satelliteID]
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if !ok {
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entry = &bandwidth.Usage{}
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entries[satelliteID] = entry
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}
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entry.Include(action, amount)
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}
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return entries, ErrInfo.Wrap(rows.Err())
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}
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