[#770] cli: Add methods to work with APE rules via control svc

* Add methods to frostfs-cli
* Implement rpc in control service

Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>

cmd/frostfs-cli/modules/control/list_rules.go

@@ -0,0 +1,72 @@
+package control
+
+import (
+	"crypto/sha256"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
+	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
+	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
+	policyengine "git.frostfs.info/TrueCloudLab/policy-engine"
+	"github.com/spf13/cobra"
+)
+
+var listRulesCmd = &cobra.Command{
+	Use:   "list-rules",
+	Short: "List local overrides",
+	Long:  "List local APE overrides of the node",
+	Run:   listRules,
+}
+
+func listRules(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+
+	var cnr cid.ID
+	cidStr, _ := cmd.Flags().GetString(commonflags.CIDFlag)
+	commonCmd.ExitOnErr(cmd, "can't decode container ID: %w", cnr.DecodeString(cidStr))
+
+	rawCID := make([]byte, sha256.Size)
+	cnr.Encode(rawCID)
+
+	req := &control.ListChainLocalOverridesRequest{
+		Body: &control.ListChainLocalOverridesRequest_Body{
+			ContainerId: rawCID,
+		},
+	}
+
+	signRequest(cmd, pk, req)
+
+	cli := getClient(cmd, pk)
+
+	var resp *control.ListChainLocalOverridesResponse
+	var err error
+	err = cli.ExecRaw(func(client *client.Client) error {
+		resp, err = control.ListChainLocalOverrides(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	chains := resp.GetBody().GetChains()
+	if len(chains) == 0 {
+		cmd.Println("Local overrides are not defined for the container.")
+		return
+	}
+
+	for _, c := range chains {
+		// TODO (aarifullin): make pretty-formatted output for chains.
+		var chain policyengine.Chain
+		commonCmd.ExitOnErr(cmd, "decode error: %w", chain.DecodeBytes(c))
+		cmd.Println("Parsed chain:\n" + prettyJSONFormat(cmd, chain.Bytes()))
+	}
+}
+
+func initControlListRulesCmd() {
+	initControlFlags(listRulesCmd)
+
+	ff := listRulesCmd.Flags()
+	ff.String(commonflags.CIDFlag, "", commonflags.CIDFlagUsage)
+}