[#1103] node: Implement Get\Head requests for EC object

Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>

pkg/services/object/get/service.go

@@ -1,6 +1,7 @@
 package getsvc
 
 import (
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
 	"go.uber.org/zap"
 )
@@ -16,6 +17,7 @@ type Service struct {
 	epochSource              epochSource
 	keyStore                 keyStorage
 	remoteStorageConstructor remoteStorageConstructor
+	containerSource          container.Source
 }
 
 // New creates, initializes and returns utility serving
@@ -26,6 +28,7 @@ func New(
 	e localStorageEngine,
 	tg traverserGenerator,
 	cc clientConstructor,
+	cs container.Source,
 	opts ...Option,
 ) *Service {
 	result := &Service{
@@ -39,6 +42,7 @@ func New(
 		remoteStorageConstructor: &multiclientRemoteStorageConstructor{
 			clientConstructor: cc,
 		},
+		containerSource: cs,
 	}
 	for _, option := range opts {
 		option(result)