frostfs-node/pkg/services/object/delete/service.go

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package deletesvc
import (
"context"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
putsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/put"
searchsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/search"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"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 FrostFS epochs.
TombstoneLifetime() (uint64, error)
// Returns user ID of the local storage node. Result must not be nil.
// New tombstone objects will have the result as an owner ID if removal is executed w/o a session.
LocalNodeID() user.ID
}
type cfg struct {
log *logger.Logger
header interface {
// must return (nil, nil) for PHY objects
splitInfo(context.Context, *execCtx) (*objectSDK.SplitInfo, error)
children(context.Context, *execCtx) ([]oid.ID, error)
// must return (nil, nil) for 1st object in chain
previous(context.Context, *execCtx, oid.ID) (*oid.ID, error)
}
searcher interface {
splitMembers(context.Context, *execCtx) ([]oid.ID, error)
}
placer interface {
put(context.Context, *execCtx) (*oid.ID, error)
}
netInfo NetworkInfo
keyStorage *util.KeyStorage
}
// New creates, initializes and returns utility serving
// Object.Get service requests.
func New(gs *getsvc.Service,
ss *searchsvc.Service,
ps *putsvc.Service,
ni NetworkInfo,
ks *util.KeyStorage,
opts ...Option,
) *Service {
c := &cfg{
log: &logger.Logger{Logger: zap.L()},
header: &headSvcWrapper{s: gs},
searcher: &searchSvcWrapper{s: ss},
placer: &putSvcWrapper{s: ps},
netInfo: ni,
keyStorage: ks,
}
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 = &logger.Logger{Logger: l.With(zap.String("component", "objectSDK.Delete service"))}
}
}