[#206] cli/container: Use GetEACLWithSignature client method

Use GetEACLWithSignature client method in get-eacl cmd of container CLI in
order to print eACL table and signature regardless of their correctness. The
ability to check the correctness of the signature will be added later.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

cmd/neofs-cli/modules/container.go

@@ -340,13 +340,21 @@ var getExtendedACLCmd = &cobra.Command{
 			return err
 		}
 
-		eaclTable, err := cli.GetEACL(ctx, id, client.WithTTL(getTTL()))
+		res, err := cli.GetEACLWithSignature(ctx, id, client.WithTTL(getTTL()))
 		if err != nil {
 			return fmt.Errorf("rpc error: %w", err)
 		}
 
+		eaclTable := res.EACL()
+		sig := res.Signature()
+
 		if containerPathTo == "" {
+			fmt.Println("eACL: ")
 			prettyPrintEACL(eaclTable)
+
+			fmt.Println("Signature:")
+			printJSONMarshaler(sig, "signature")
+
 			return nil
 		}
 
@@ -366,6 +374,9 @@ var getExtendedACLCmd = &cobra.Command{
 
 		fmt.Println("dumping data to file:", containerPathTo)
 
+		fmt.Println("Signature:")
+		printJSONMarshaler(sig, "signature")
+
 		return ioutil.WriteFile(containerPathTo, data, 0644)
 	},
 }
@@ -694,9 +705,13 @@ func parseEACL(eaclPath string) (*eacl.Table, error) {
 }
 
 func prettyPrintEACL(table *eacl.Table) {
-	data, err := table.MarshalJSON()
+	printJSONMarshaler(table, "eACL")
+}
+
+func printJSONMarshaler(j json.Marshaler, entity string) {
+	data, err := j.MarshalJSON()
 	if err != nil {
-		printVerbose("Can't convert container to json: %w", err)
+		printVerbose("Can't convert %s to json: %w", entity, err)
 		return
 	}
 	buf := new(bytes.Buffer)

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/multiformats/go-multiaddr-net v0.1.2 // v0.1.1 => v0.1.2
 	github.com/multiformats/go-multihash v0.0.13 // indirect
 	github.com/nspcc-dev/neo-go v0.91.1-pre.0.20201030072836-71216865717b
-	github.com/nspcc-dev/neofs-api-go v1.20.3-0.20201123111542-5ee500bb43c6
+	github.com/nspcc-dev/neofs-api-go v1.20.3-0.20201124121642-8c99d9d54c5c
 	github.com/nspcc-dev/neofs-crypto v0.3.0
 	github.com/nspcc-dev/tzhash v1.4.0
 	github.com/panjf2000/ants/v2 v2.3.0