From 3324c26fd8f8b68ca7feea07263bfc91b8587817 Mon Sep 17 00:00:00 2001
From: Evgenii Stratonikov <e.stratonikov@yadro.com>
Date: Mon, 11 Nov 2024 09:26:00 +0300
Subject: [PATCH] [#1483] morph: Remove container.GetEACL()

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
---
 pkg/morph/client/container/client.go |  1 -
 pkg/morph/client/container/eacl.go   | 95 ----------------------------
 2 files changed, 96 deletions(-)
 delete mode 100644 pkg/morph/client/container/eacl.go

diff --git a/pkg/morph/client/container/client.go b/pkg/morph/client/container/client.go
index b512a6594..bdbcce917 100644
--- a/pkg/morph/client/container/client.go
+++ b/pkg/morph/client/container/client.go
@@ -27,7 +27,6 @@ const (
 	getMethod          = "get"
 	listMethod         = "list"
 	containersOfMethod = "containersOf"
-	eaclMethod         = "eACL"
 	deletionInfoMethod = "deletionInfo"
 
 	// putNamedMethod is method name for container put with an alias. It is exported to provide custom fee.
diff --git a/pkg/morph/client/container/eacl.go b/pkg/morph/client/container/eacl.go
deleted file mode 100644
index 9e604e091..000000000
--- a/pkg/morph/client/container/eacl.go
+++ /dev/null
@@ -1,95 +0,0 @@
-package container
-
-import (
-	"crypto/sha256"
-	"fmt"
-
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/api/refs"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
-	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
-	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
-)
-
-// GetEACL reads the extended ACL table from FrostFS system
-// through Container contract call.
-//
-// Returns apistatus.EACLNotFound if eACL table is missing in the contract.
-func (c *Client) GetEACL(cnr cid.ID) (*container.EACL, error) {
-	binCnr := make([]byte, sha256.Size)
-	cnr.Encode(binCnr)
-
-	prm := client.TestInvokePrm{}
-	prm.SetMethod(eaclMethod)
-	prm.SetArgs(binCnr)
-
-	prms, err := c.client.TestInvoke(prm)
-	if err != nil {
-		return nil, fmt.Errorf("could not perform test invocation (%s): %w", eaclMethod, err)
-	} else if ln := len(prms); ln != 1 {
-		return nil, fmt.Errorf("unexpected stack item count (%s): %d", eaclMethod, ln)
-	}
-
-	arr, err := client.ArrayFromStackItem(prms[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get item array of eACL (%s): %w", eaclMethod, err)
-	}
-
-	if len(arr) != 4 {
-		return nil, fmt.Errorf("unexpected eacl stack item count (%s): %d", eaclMethod, len(arr))
-	}
-
-	rawEACL, err := client.BytesFromStackItem(arr[0])
-	if err != nil {
-		return nil, fmt.Errorf("could not get byte array of eACL (%s): %w", eaclMethod, err)
-	}
-
-	sig, err := client.BytesFromStackItem(arr[1])
-	if err != nil {
-		return nil, fmt.Errorf("could not get byte array of eACL signature (%s): %w", eaclMethod, err)
-	}
-
-	// Client may not return errors if the table is missing, so check this case additionally.
-	// The absence of a signature in the response can be taken as an eACL absence criterion,
-	// since unsigned table cannot be approved in the storage by design.
-	if len(sig) == 0 {
-		return nil, new(apistatus.EACLNotFound)
-	}
-
-	pub, err := client.BytesFromStackItem(arr[2])
-	if err != nil {
-		return nil, fmt.Errorf("could not get byte array of eACL public key (%s): %w", eaclMethod, err)
-	}
-
-	binToken, err := client.BytesFromStackItem(arr[3])
-	if err != nil {
-		return nil, fmt.Errorf("could not get byte array of eACL session token (%s): %w", eaclMethod, err)
-	}
-
-	var res container.EACL
-
-	res.Value = eacl.NewTable()
-	if err = res.Value.Unmarshal(rawEACL); err != nil {
-		return nil, err
-	}
-
-	if len(binToken) > 0 {
-		res.Session = new(session.Container)
-
-		err = res.Session.Unmarshal(binToken)
-		if err != nil {
-			return nil, fmt.Errorf("could not unmarshal session token: %w", err)
-		}
-	}
-
-	// TODO(@cthulhu-rider): #468 implement and use another approach to avoid conversion
-	var sigV2 refs.Signature
-	sigV2.SetKey(pub)
-	sigV2.SetSign(sig)
-	sigV2.SetScheme(refs.ECDSA_RFC6979_SHA256)
-
-	err = res.Signature.ReadFromV2(sigV2)
-	return &res, err
-}