frostfs-node/pkg/services/object/delete/service.go
Leonard Lyubich b8d1144839 [#378] object/delete: Set expiration epoch of the created tombstones
Make object delete service to use network information to calculate and set
expiration of the created tombstone.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2021-02-19 11:56:32 +03:00

108 lines
2.4 KiB
Go

package deletesvc
import (
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/nspcc-dev/neofs-node/pkg/core/netmap"
getsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/get"
putsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/put"
searchsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/search"
"github.com/nspcc-dev/neofs-node/pkg/util/logger"
"go.uber.org/zap"
)
// Service utility serving requests of Object.Get service.
type Service struct {
*cfg
}
// Option is a Service's constructor option.
type Option func(*cfg)
// NetworkInfo wraps network state and configurations.
type NetworkInfo interface {
netmap.State
// Must return the lifespan of the tombstones
// in the NeoFS epochs.
TombstoneLifetime() (uint64, error)
}
type cfg struct {
log *logger.Logger
header interface {
// must return (nil, nil) for PHY objects
splitInfo(*execCtx) (*objectSDK.SplitInfo, error)
children(*execCtx) ([]*objectSDK.ID, error)
// must return (nil, nil) for 1st object in chain
previous(*execCtx, *objectSDK.ID) (*objectSDK.ID, error)
}
searcher interface {
splitMembers(*execCtx) ([]*objectSDK.ID, error)
}
placer interface {
put(*execCtx, bool) (*objectSDK.ID, error)
}
netInfo NetworkInfo
}
func defaultCfg() *cfg {
return &cfg{
log: zap.L(),
}
}
// New creates, initializes and returns utility serving
// Object.Get service requests.
func New(opts ...Option) *Service {
c := defaultCfg()
for i := range opts {
opts[i](c)
}
return &Service{
cfg: c,
}
}
// WithLogger returns option to specify Delete service's logger.
func WithLogger(l *logger.Logger) Option {
return func(c *cfg) {
c.log = l.With(zap.String("component", "Object.Delete service"))
}
}
// WithHeadService returns option to set Head service
// to work with object headers.
func WithHeadService(h *getsvc.Service) Option {
return func(c *cfg) {
c.header = (*headSvcWrapper)(h)
}
}
// WithClientCache returns option to set cache of remote node clients.
func WithSearchService(s *searchsvc.Service) Option {
return func(c *cfg) {
c.searcher = (*searchSvcWrapper)(s)
}
}
// WithClientOptions returns option to specify options of remote node clients.
func WithPutService(p *putsvc.Service) Option {
return func(c *cfg) {
c.placer = (*putSvcWrapper)(p)
}
}
// WithNetworkInfo returns option to set network information source.
func WithNetworkInfo(netInfo NetworkInfo) Option {
return func(c *cfg) {
c.netInfo = netInfo
}
}