neofs-adm:Add check for alphabet and contract wallets creation

The only command that can create alphabet wallets is init.
The only commands that can create contract wallet are init and update-contracts.

Closes #2134.

Signed-off-by: Ekaterina Pavlova <ekt@morphbits.io>

CHANGELOG.md

@@ -28,6 +28,7 @@ minor release, the component will be purged, so be prepared (see `Updating` sect
 - Storage node no longer ignores unhealthy shards on startup (#2464)
 - Processing of status errors returned by API client from NeoFS SDK RC-9 (#2465)
 - `neofs-lens write-cache list` command duplication (#2505)
+- `neofs-adm` create wallets only with `init` and `update-contracts` commands (#2134)
 
 ### Removed
 - Deprecated `morph.rpc_endpoint` SN and `morph.endpoint.client` IR config sections (#2400)

cmd/neofs-adm/internal/modules/morph/generate.go

@@ -35,6 +35,9 @@ func generateAlphabetCreds(cmd *cobra.Command, _ []string) error {
 	if err != nil {
 		return err
 	}
+	if cmd.Name() != "init" {
+		return errors.New("can't generate alphabet wallets for non-init command")
+	}
 	if size == 0 {
 		return errors.New("size must be > 0")
 	}

cmd/neofs-adm/internal/modules/morph/group.go

@@ -56,9 +56,12 @@ func openContractWallet(v *viper.Viper, cmd *cobra.Command, walletDir string) (*
 		if !os.IsNotExist(err) {
 			return nil, fmt.Errorf("can't open wallet: %w", err)
 		}
-
-		cmd.Printf("Contract group wallet is missing, initialize at %s\n", p)
-		return initializeContractWallet(v, walletDir)
+		if cmd.Name() == "init" || cmd.Name() == "update-contracts" {
+			cmd.Printf("Contract group wallet is missing, initialize at %s\n", p)
+			return initializeContractWallet(v, walletDir)
+		} else {
+			return nil, fmt.Errorf("contract group wallet is missing")
+		}
 	}
 
 	password, err := config.GetPassword(v, contractWalletPasswordKey)