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[#108] placement: Implement Builder from netmap source

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Implement placement.Builder interface on netmap.Source wrapper.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
This commit is contained in:
Leonard Lyubich 2020-10-21 12:19:58 +03:00 committed by Leonard Lyubich
parent 5017ff0e4a
commit f6e56aa956
1 changed files with 27 additions and 7 deletions
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34
pkg/services/object_manager/placement/netmap.go
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@ -1,25 +1,45 @@
package placement
import (
"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
netmapSDK "github.com/nspcc-dev/neofs-api-go/pkg/netmap"
"github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/nspcc-dev/neofs-node/pkg/core/netmap"
"github.com/pkg/errors"
)
type netMapBuilder struct {
nm *netmap.Netmap
nmSrc netmap.Source
}
func NewNetworkMapBuilder(nm *netmap.Netmap) Builder {
type netMapSrc struct {
nm *netmapSDK.Netmap
}
func NewNetworkMapBuilder(nm *netmapSDK.Netmap) Builder {
return &netMapBuilder{
nm: nm,
nmSrc: &netMapSrc{nm},
}
}
func (b *netMapBuilder) BuildPlacement(a *object.Address, p *netmap.PlacementPolicy) ([]netmap.Nodes, error) {
func NewNetworkMapSourceBuilder(nmSrc netmap.Source) Builder {
return &netMapBuilder{
nmSrc: nmSrc,
}
}
func (s *netMapSrc) GetNetMap(diff uint64) (*netmapSDK.Netmap, error) {
return s.nm, nil
}
func (b *netMapBuilder) BuildPlacement(a *object.Address, p *netmapSDK.PlacementPolicy) ([]netmapSDK.Nodes, error) {
nm, err := netmap.GetLatestNetworkMap(b.nmSrc)
if err != nil {
return nil, errors.Wrap(err, "could not get network map")
}
aV2 := a.ToV2()
cn, err := b.nm.GetContainerNodes(p, aV2.GetContainerID().GetValue())
cn, err := nm.GetContainerNodes(p, aV2.GetContainerID().GetValue())
if err != nil {
return nil, errors.Wrap(err, "could not get container nodes")
}
@ -29,7 +49,7 @@ func (b *netMapBuilder) BuildPlacement(a *object.Address, p *netmap.PlacementPol
return cn.Replicas(), nil
}
on, err := b.nm.GetPlacementVectors(cn, oid.GetValue())
on, err := nm.GetPlacementVectors(cn, oid.GetValue())
if err != nil {
return nil, errors.Wrap(err, "could not get placement vectors for object")
}