storj/satellite/satellitedb/peeridentities.go

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// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package satellitedb
import (
"bytes"
"context"
"database/sql"
"strings"
"github.com/zeebo/errs"
"storj.io/storj/pkg/identity"
"storj.io/storj/pkg/storj"
dbx "storj.io/storj/satellite/satellitedb/dbx"
)
type peerIdentities struct {
db *dbx.DB
}
// Set adds a peer identity entry
func (idents *peerIdentities) Set(ctx context.Context, nodeID storj.NodeID, ident *identity.PeerIdentity) (err error) {
defer mon.Task()(&ctx)(&err)
if ident == nil {
return Error.New("identitiy is nil")
}
tx, err := idents.db.Open(ctx)
if err != nil {
return Error.Wrap(err)
}
defer func() {
if err == nil {
err = tx.Commit()
} else {
err = errs.Combine(err, tx.Rollback())
}
}()
serial, err := tx.Get_PeerIdentity_LeafSerialNumber_By_NodeId(ctx, dbx.PeerIdentity_NodeId(nodeID.Bytes()))
if serial == nil || err != nil {
if serial == nil || err == sql.ErrNoRows {
return Error.Wrap(tx.CreateNoReturn_PeerIdentity(ctx,
dbx.PeerIdentity_NodeId(nodeID.Bytes()),
dbx.PeerIdentity_LeafSerialNumber(ident.Leaf.SerialNumber.Bytes()),
dbx.PeerIdentity_Chain(identity.EncodePeerIdentity(ident)),
))
}
return Error.Wrap(err)
}
if !bytes.Equal(serial.LeafSerialNumber, ident.Leaf.SerialNumber.Bytes()) {
return Error.Wrap(tx.UpdateNoReturn_PeerIdentity_By_NodeId(ctx,
dbx.PeerIdentity_NodeId(nodeID.Bytes()),
dbx.PeerIdentity_Update_Fields{
LeafSerialNumber: dbx.PeerIdentity_LeafSerialNumber(ident.Leaf.SerialNumber.Bytes()),
Chain: dbx.PeerIdentity_Chain(identity.EncodePeerIdentity(ident)),
},
))
}
return Error.Wrap(err)
}
// Get gets the peer identity based on the certificate's nodeID
func (idents *peerIdentities) Get(ctx context.Context, nodeID storj.NodeID) (_ *identity.PeerIdentity, err error) {
defer mon.Task()(&ctx)(&err)
dbxIdent, err := idents.db.Get_PeerIdentity_By_NodeId(ctx, dbx.PeerIdentity_NodeId(nodeID.Bytes()))
if err != nil {
return nil, Error.Wrap(err)
}
if dbxIdent == nil {
return nil, Error.New("missing node id: %v", nodeID)
}
ident, err := identity.DecodePeerIdentity(ctx, dbxIdent.Chain)
return ident, Error.Wrap(err)
}
// BatchGet gets the peer idenities based on the certificate's nodeID
func (idents *peerIdentities) BatchGet(ctx context.Context, nodeIDs storj.NodeIDList) (peerIdents []*identity.PeerIdentity, err error) {
defer mon.Task()(&ctx)(&err)
if len(nodeIDs) == 0 {
return nil, nil
}
args := make([]interface{}, 0, nodeIDs.Len())
for _, nodeID := range nodeIDs {
args = append(args, nodeID)
}
// TODO: optimize using arrays like overlay
rows, err := idents.db.Query(idents.db.Rebind(`
SELECT chain FROM peer_identities WHERE node_id IN (?`+strings.Repeat(", ?", len(nodeIDs)-1)+`)`), args...)
if err != nil {
return nil, Error.Wrap(err)
}
defer func() {
err = errs.Combine(err, rows.Close())
}()
for rows.Next() {
var peerChain []byte
err := rows.Scan(&peerChain)
if err != nil {
return nil, Error.Wrap(err)
}
ident, err := identity.DecodePeerIdentity(ctx, peerChain)
if err != nil {
return nil, Error.Wrap(err)
}
peerIdents = append(peerIdents, ident)
}
return peerIdents, nil
}