78 lines
2.4 KiB
Go
78 lines
2.4 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
|
|
// See LICENSE for copying information.
|
|
|
|
package audit
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/zeebo/errs"
|
|
"go.uber.org/zap"
|
|
|
|
"storj.io/storj/pkg/pb"
|
|
"storj.io/storj/pkg/storj"
|
|
)
|
|
|
|
var (
|
|
// ContainError is the containment errs class
|
|
ContainError = errs.Class("containment error")
|
|
|
|
// ErrContainedNotFound is the errs class for when a pending audit isn't found
|
|
ErrContainedNotFound = errs.Class("pending audit not found")
|
|
|
|
// ErrContainDelete is the errs class for when a pending audit can't be deleted
|
|
ErrContainDelete = errs.Class("unable to delete pending audit")
|
|
|
|
// ErrAlreadyExists is the errs class for when a pending audit with the same nodeID but different share data already exists
|
|
ErrAlreadyExists = errs.Class("pending audit already exists for nodeID")
|
|
)
|
|
|
|
// PendingAudit contains info needed for retrying an audit for a contained node
|
|
type PendingAudit struct {
|
|
NodeID storj.NodeID
|
|
PieceID storj.PieceID
|
|
StripeIndex uint32
|
|
ShareSize int64
|
|
ExpectedShareHash []byte
|
|
ReverifyCount uint32
|
|
}
|
|
|
|
// DB holds information about pending audits for contained nodes
|
|
type DB interface {
|
|
Get(ctx context.Context, nodeID pb.NodeID) (*PendingAudit, error)
|
|
IncrementPending(ctx context.Context, pendingAudit *PendingAudit) error
|
|
Delete(ctx context.Context, nodeID pb.NodeID) (bool, error)
|
|
}
|
|
|
|
// Containment allows the audit verifier to access pending audit info in the db (once it's added to the verifier struct)
|
|
type Containment struct {
|
|
log *zap.Logger
|
|
db DB
|
|
}
|
|
|
|
// NewContainment creates a new containment db
|
|
func NewContainment(log *zap.Logger, db DB) *Containment {
|
|
return &Containment{
|
|
log: log,
|
|
db: db,
|
|
}
|
|
}
|
|
|
|
// Get gets pending audit info from the db
|
|
func (containment *Containment) Get(ctx context.Context, nodeID pb.NodeID) (*PendingAudit, error) {
|
|
pendingAudit, err := containment.db.Get(ctx, nodeID)
|
|
return pendingAudit, ContainError.Wrap(err)
|
|
}
|
|
|
|
// IncrementPending either creates a new entry for a pending audit or updates an existing pending audit's reverify count
|
|
func (containment *Containment) IncrementPending(ctx context.Context, pending *PendingAudit) error {
|
|
err := containment.db.IncrementPending(ctx, pending)
|
|
return ContainError.Wrap(err)
|
|
}
|
|
|
|
// Delete deletes pending audit info from the db
|
|
func (containment *Containment) Delete(ctx context.Context, nodeID pb.NodeID) (bool, error) {
|
|
isDeleted, err := containment.db.Delete(ctx, nodeID)
|
|
return isDeleted, ContainError.Wrap(err)
|
|
}
|