64fb2d3d2f
This reverts commit 8e242cd012.
Revert because lib/pq has known issues with context cancellation.
These issues need to be resolved before these changes can be merged.
Change-Id: I160af51dbc2d67c5449aafa406a403e5367bb555
329 lines
12 KiB
Go
329 lines
12 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package satellitedb
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import (
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"bytes"
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"context"
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"database/sql"
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"sort"
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"time"
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"github.com/lib/pq"
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"github.com/zeebo/errs"
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"storj.io/common/storj"
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"storj.io/storj/satellite/gracefulexit"
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dbx "storj.io/storj/satellite/satellitedb/dbx"
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)
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type gracefulexitDB struct {
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db *satelliteDB
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}
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// IncrementProgress increments transfer stats for a node.
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func (db *gracefulexitDB) IncrementProgress(ctx context.Context, nodeID storj.NodeID, bytes int64, successfulTransfers int64, failedTransfers int64) (err error) {
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defer mon.Task()(&ctx)(&err)
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statement := db.db.Rebind(
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`INSERT INTO graceful_exit_progress (node_id, bytes_transferred, pieces_transferred, pieces_failed, updated_at) VALUES (?, ?, ?, ?, ?)
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ON CONFLICT(node_id)
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DO UPDATE SET bytes_transferred = graceful_exit_progress.bytes_transferred + excluded.bytes_transferred,
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pieces_transferred = graceful_exit_progress.pieces_transferred + excluded.pieces_transferred,
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pieces_failed = graceful_exit_progress.pieces_failed + excluded.pieces_failed,
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updated_at = excluded.updated_at;`,
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)
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now := time.Now().UTC()
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_, err = db.db.ExecContext(ctx, statement, nodeID, bytes, successfulTransfers, failedTransfers, now)
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if err != nil {
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return Error.Wrap(err)
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}
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return nil
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}
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// GetProgress gets a graceful exit progress entry.
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func (db *gracefulexitDB) GetProgress(ctx context.Context, nodeID storj.NodeID) (_ *gracefulexit.Progress, err error) {
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defer mon.Task()(&ctx)(&err)
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dbxProgress, err := db.db.Get_GracefulExitProgress_By_NodeId(ctx, dbx.GracefulExitProgress_NodeId(nodeID.Bytes()))
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if err == sql.ErrNoRows {
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return nil, gracefulexit.ErrNodeNotFound.Wrap(err)
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} else if err != nil {
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return nil, Error.Wrap(err)
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}
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nID, err := storj.NodeIDFromBytes(dbxProgress.NodeId)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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progress := &gracefulexit.Progress{
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NodeID: nID,
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BytesTransferred: dbxProgress.BytesTransferred,
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PiecesTransferred: dbxProgress.PiecesTransferred,
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PiecesFailed: dbxProgress.PiecesFailed,
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UpdatedAt: dbxProgress.UpdatedAt,
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}
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return progress, Error.Wrap(err)
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}
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// Enqueue batch inserts graceful exit transfer queue entries it does not exist.
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func (db *gracefulexitDB) Enqueue(ctx context.Context, items []gracefulexit.TransferQueueItem) (err error) {
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defer mon.Task()(&ctx)(&err)
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sort.Slice(items, func(i, k int) bool {
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compare := bytes.Compare(items[i].NodeID.Bytes(), items[k].NodeID.Bytes())
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if compare == 0 {
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return bytes.Compare(items[i].Path, items[k].Path) < 0
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}
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return compare < 0
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})
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var nodeIDs []storj.NodeID
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var paths [][]byte
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var pieceNums []int32
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var rootPieceIDs [][]byte
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var durabilities []float64
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for _, item := range items {
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nodeIDs = append(nodeIDs, item.NodeID)
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paths = append(paths, item.Path)
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pieceNums = append(pieceNums, item.PieceNum)
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rootPieceIDs = append(rootPieceIDs, item.RootPieceID.Bytes())
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durabilities = append(durabilities, item.DurabilityRatio)
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}
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_, err = db.db.ExecContext(ctx, db.db.Rebind(`
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INSERT INTO graceful_exit_transfer_queue(node_id, path, piece_num, root_piece_id, durability_ratio, queued_at)
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SELECT unnest($1::bytea[]), unnest($2::bytea[]), unnest($3::integer[]), unnest($4::bytea[]), unnest($5::float8[]), $6
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ON CONFLICT DO NOTHING;`), postgresNodeIDList(nodeIDs), pq.ByteaArray(paths), pq.Array(pieceNums), pq.ByteaArray(rootPieceIDs), pq.Array(durabilities), time.Now().UTC())
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return Error.Wrap(err)
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}
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// UpdateTransferQueueItem creates a graceful exit transfer queue entry.
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func (db *gracefulexitDB) UpdateTransferQueueItem(ctx context.Context, item gracefulexit.TransferQueueItem) (err error) {
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defer mon.Task()(&ctx)(&err)
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update := dbx.GracefulExitTransferQueue_Update_Fields{
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DurabilityRatio: dbx.GracefulExitTransferQueue_DurabilityRatio(item.DurabilityRatio),
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LastFailedCode: dbx.GracefulExitTransferQueue_LastFailedCode_Raw(item.LastFailedCode),
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FailedCount: dbx.GracefulExitTransferQueue_FailedCount_Raw(item.FailedCount),
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}
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if item.RequestedAt != nil {
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update.RequestedAt = dbx.GracefulExitTransferQueue_RequestedAt_Raw(item.RequestedAt)
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}
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if item.LastFailedAt != nil {
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update.LastFailedAt = dbx.GracefulExitTransferQueue_LastFailedAt_Raw(item.LastFailedAt)
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}
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if item.FinishedAt != nil {
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update.FinishedAt = dbx.GracefulExitTransferQueue_FinishedAt_Raw(item.FinishedAt)
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}
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return db.db.UpdateNoReturn_GracefulExitTransferQueue_By_NodeId_And_Path_And_PieceNum(ctx,
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dbx.GracefulExitTransferQueue_NodeId(item.NodeID.Bytes()),
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dbx.GracefulExitTransferQueue_Path(item.Path),
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dbx.GracefulExitTransferQueue_PieceNum(int(item.PieceNum)),
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update,
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)
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}
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// DeleteTransferQueueItem deletes a graceful exit transfer queue entry.
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func (db *gracefulexitDB) DeleteTransferQueueItem(ctx context.Context, nodeID storj.NodeID, path []byte, pieceNum int32) (err error) {
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defer mon.Task()(&ctx)(&err)
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_, err = db.db.Delete_GracefulExitTransferQueue_By_NodeId_And_Path_And_PieceNum(ctx, dbx.GracefulExitTransferQueue_NodeId(nodeID.Bytes()), dbx.GracefulExitTransferQueue_Path(path),
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dbx.GracefulExitTransferQueue_PieceNum(int(pieceNum)))
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return Error.Wrap(err)
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}
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// DeleteTransferQueueItem deletes a graceful exit transfer queue entries by nodeID.
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func (db *gracefulexitDB) DeleteTransferQueueItems(ctx context.Context, nodeID storj.NodeID) (err error) {
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defer mon.Task()(&ctx)(&err)
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_, err = db.db.Delete_GracefulExitTransferQueue_By_NodeId(ctx, dbx.GracefulExitTransferQueue_NodeId(nodeID.Bytes()))
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return Error.Wrap(err)
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}
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// DeleteFinishedTransferQueueItem deletes finiahed graceful exit transfer queue entries by nodeID.
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func (db *gracefulexitDB) DeleteFinishedTransferQueueItems(ctx context.Context, nodeID storj.NodeID) (err error) {
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defer mon.Task()(&ctx)(&err)
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_, err = db.db.Delete_GracefulExitTransferQueue_By_NodeId_And_FinishedAt_IsNot_Null(ctx, dbx.GracefulExitTransferQueue_NodeId(nodeID.Bytes()))
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return Error.Wrap(err)
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}
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// GetTransferQueueItem gets a graceful exit transfer queue entry.
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func (db *gracefulexitDB) GetTransferQueueItem(ctx context.Context, nodeID storj.NodeID, path []byte, pieceNum int32) (_ *gracefulexit.TransferQueueItem, err error) {
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defer mon.Task()(&ctx)(&err)
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dbxTransferQueue, err := db.db.Get_GracefulExitTransferQueue_By_NodeId_And_Path_And_PieceNum(ctx,
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dbx.GracefulExitTransferQueue_NodeId(nodeID.Bytes()),
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dbx.GracefulExitTransferQueue_Path(path),
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dbx.GracefulExitTransferQueue_PieceNum(int(pieceNum)))
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if err != nil {
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return nil, Error.Wrap(err)
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}
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transferQueueItem, err := dbxToTransferQueueItem(dbxTransferQueue)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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return transferQueueItem, Error.Wrap(err)
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}
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// GetIncomplete gets incomplete graceful exit transfer queue entries ordered by durability ratio and queued date ascending.
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func (db *gracefulexitDB) GetIncomplete(ctx context.Context, nodeID storj.NodeID, limit int, offset int64) (_ []*gracefulexit.TransferQueueItem, err error) {
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defer mon.Task()(&ctx)(&err)
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sql := `SELECT node_id, path, piece_num, root_piece_id, durability_ratio, queued_at, requested_at, last_failed_at, last_failed_code, failed_count, finished_at, order_limit_send_count
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FROM graceful_exit_transfer_queue
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WHERE node_id = ?
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AND finished_at is NULL
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ORDER BY durability_ratio asc, queued_at asc LIMIT ? OFFSET ?`
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rows, err := db.db.Query(db.db.Rebind(sql), nodeID.Bytes(), limit, offset)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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defer func() {
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err = errs.Combine(err, rows.Close())
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}()
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transferQueueItemRows, err := scanRows(rows)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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return transferQueueItemRows, nil
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}
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// GetIncompleteNotFailed gets incomplete graceful exit transfer queue entries that haven't failed, ordered by durability ratio and queued date ascending.
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func (db *gracefulexitDB) GetIncompleteNotFailed(ctx context.Context, nodeID storj.NodeID, limit int, offset int64) (_ []*gracefulexit.TransferQueueItem, err error) {
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defer mon.Task()(&ctx)(&err)
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sql := `SELECT node_id, path, piece_num, root_piece_id, durability_ratio, queued_at, requested_at, last_failed_at, last_failed_code, failed_count, finished_at, order_limit_send_count
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FROM graceful_exit_transfer_queue
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WHERE node_id = ?
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AND finished_at is NULL
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AND last_failed_at is NULL
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ORDER BY durability_ratio asc, queued_at asc LIMIT ? OFFSET ?`
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rows, err := db.db.Query(db.db.Rebind(sql), nodeID.Bytes(), limit, offset)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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defer func() {
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err = errs.Combine(err, rows.Close())
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}()
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transferQueueItemRows, err := scanRows(rows)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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return transferQueueItemRows, nil
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}
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// GetIncompleteNotFailed gets incomplete graceful exit transfer queue entries that have failed <= maxFailures times, ordered by durability ratio and queued date ascending.
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func (db *gracefulexitDB) GetIncompleteFailed(ctx context.Context, nodeID storj.NodeID, maxFailures int, limit int, offset int64) (_ []*gracefulexit.TransferQueueItem, err error) {
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defer mon.Task()(&ctx)(&err)
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sql := `SELECT node_id, path, piece_num, root_piece_id, durability_ratio, queued_at, requested_at, last_failed_at, last_failed_code, failed_count, finished_at, order_limit_send_count
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FROM graceful_exit_transfer_queue
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WHERE node_id = ?
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AND finished_at is NULL
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AND last_failed_at is not NULL
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AND failed_count < ?
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ORDER BY durability_ratio asc, queued_at asc LIMIT ? OFFSET ?`
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rows, err := db.db.Query(db.db.Rebind(sql), nodeID.Bytes(), maxFailures, limit, offset)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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defer func() {
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err = errs.Combine(err, rows.Close())
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}()
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transferQueueItemRows, err := scanRows(rows)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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return transferQueueItemRows, nil
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}
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// IncrementOrderLimitSendCount increments the number of times a node has been sent an order limit for transferring.
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func (db *gracefulexitDB) IncrementOrderLimitSendCount(ctx context.Context, nodeID storj.NodeID, path []byte, pieceNum int32) (err error) {
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defer mon.Task()(&ctx)(&err)
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sql := db.db.Rebind(
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`UPDATE graceful_exit_transfer_queue SET order_limit_send_count = graceful_exit_transfer_queue.order_limit_send_count + 1
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WHERE node_id = ?
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AND path = ?
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AND piece_num = ?`,
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)
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_, err = db.db.ExecContext(ctx, sql, nodeID, path, pieceNum)
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if err != nil {
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return Error.Wrap(err)
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}
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return nil
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}
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func scanRows(rows *sql.Rows) (transferQueueItemRows []*gracefulexit.TransferQueueItem, err error) {
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for rows.Next() {
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transferQueueItem := &gracefulexit.TransferQueueItem{}
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var pieceIDBytes []byte
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err = rows.Scan(&transferQueueItem.NodeID, &transferQueueItem.Path, &transferQueueItem.PieceNum, &pieceIDBytes,
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&transferQueueItem.DurabilityRatio, &transferQueueItem.QueuedAt, &transferQueueItem.RequestedAt, &transferQueueItem.LastFailedAt,
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&transferQueueItem.LastFailedCode, &transferQueueItem.FailedCount, &transferQueueItem.FinishedAt, &transferQueueItem.OrderLimitSendCount)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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if pieceIDBytes != nil {
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transferQueueItem.RootPieceID, err = storj.PieceIDFromBytes(pieceIDBytes)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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}
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transferQueueItemRows = append(transferQueueItemRows, transferQueueItem)
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}
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return transferQueueItemRows, nil
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}
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func dbxToTransferQueueItem(dbxTransferQueue *dbx.GracefulExitTransferQueue) (item *gracefulexit.TransferQueueItem, err error) {
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nID, err := storj.NodeIDFromBytes(dbxTransferQueue.NodeId)
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if err != nil {
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return nil, Error.Wrap(err)
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}
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item = &gracefulexit.TransferQueueItem{
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NodeID: nID,
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Path: dbxTransferQueue.Path,
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PieceNum: int32(dbxTransferQueue.PieceNum),
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DurabilityRatio: dbxTransferQueue.DurabilityRatio,
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QueuedAt: dbxTransferQueue.QueuedAt,
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OrderLimitSendCount: dbxTransferQueue.OrderLimitSendCount,
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}
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if dbxTransferQueue.RootPieceId != nil {
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item.RootPieceID, err = storj.PieceIDFromBytes(dbxTransferQueue.RootPieceId)
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if err != nil {
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return nil, err
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}
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}
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if dbxTransferQueue.LastFailedCode != nil {
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item.LastFailedCode = dbxTransferQueue.LastFailedCode
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}
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if dbxTransferQueue.FailedCount != nil {
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item.FailedCount = dbxTransferQueue.FailedCount
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}
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if dbxTransferQueue.RequestedAt != nil && !dbxTransferQueue.RequestedAt.IsZero() {
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item.RequestedAt = dbxTransferQueue.RequestedAt
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}
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if dbxTransferQueue.LastFailedAt != nil && !dbxTransferQueue.LastFailedAt.IsZero() {
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item.LastFailedAt = dbxTransferQueue.LastFailedAt
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}
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if dbxTransferQueue.FinishedAt != nil && !dbxTransferQueue.FinishedAt.IsZero() {
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item.FinishedAt = dbxTransferQueue.FinishedAt
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}
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return item, nil
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}
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