[#932] adm: Move set-/dump-policy to policy package

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

cmd/frostfs-adm/internal/modules/morph/policy/policy.go

@@ -0,0 +1,88 @@
+package policy
+
+import (
+	"bytes"
+	"fmt"
+	"strconv"
+	"strings"
+	"text/tabwriter"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-adm/internal/modules/morph/util"
+	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	"github.com/nspcc-dev/neo-go/pkg/io"
+	"github.com/nspcc-dev/neo-go/pkg/rpcclient/invoker"
+	"github.com/nspcc-dev/neo-go/pkg/rpcclient/policy"
+	"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
+	"github.com/nspcc-dev/neo-go/pkg/vm/emit"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+const (
+	execFeeParam      = "ExecFeeFactor"
+	storagePriceParam = "StoragePrice"
+	setFeeParam       = "FeePerByte"
+)
+
+func SetPolicyCmd(cmd *cobra.Command, args []string) error {
+	wCtx, err := util.NewInitializeContext(cmd, viper.GetViper())
+	if err != nil {
+		return fmt.Errorf("can't to initialize context: %w", err)
+	}
+
+	bw := io.NewBufBinWriter()
+	for i := range args {
+		k, v, found := strings.Cut(args[i], "=")
+		if !found {
+			return fmt.Errorf("invalid parameter format, must be Parameter=Value")
+		}
+
+		switch k {
+		case execFeeParam, storagePriceParam, setFeeParam:
+		default:
+			return fmt.Errorf("parameter must be one of %s, %s and %s", execFeeParam, storagePriceParam, setFeeParam)
+		}
+
+		value, err := strconv.ParseUint(v, 10, 32)
+		if err != nil {
+			return fmt.Errorf("can't parse parameter value '%s': %w", args[1], err)
+		}
+
+		emit.AppCall(bw.BinWriter, policy.Hash, "set"+k, callflag.All, int64(value))
+	}
+
+	if err := wCtx.SendCommitteeTx(bw.Bytes(), false); err != nil {
+		return err
+	}
+
+	return wCtx.AwaitTx()
+}
+
+func dumpPolicyCmd(cmd *cobra.Command, _ []string) error {
+	c, err := util.GetN3Client(viper.GetViper())
+	commonCmd.ExitOnErr(cmd, "can't create N3 client:", err)
+
+	inv := invoker.New(c, nil)
+	policyContract := policy.NewReader(inv)
+
+	execFee, err := policyContract.GetExecFeeFactor()
+	commonCmd.ExitOnErr(cmd, "can't get execution fee factor:", err)
+
+	feePerByte, err := policyContract.GetFeePerByte()
+	commonCmd.ExitOnErr(cmd, "can't get fee per byte:", err)
+
+	storagePrice, err := policyContract.GetStoragePrice()
+	commonCmd.ExitOnErr(cmd, "can't get storage price:", err)
+
+	buf := bytes.NewBuffer(nil)
+	tw := tabwriter.NewWriter(buf, 0, 2, 2, ' ', 0)
+
+	_, _ = tw.Write([]byte(fmt.Sprintf("Execution Fee Factor:\t%d (int)\n", execFee)))
+	_, _ = tw.Write([]byte(fmt.Sprintf("Fee Per Byte:\t%d (int)\n", feePerByte)))
+	_, _ = tw.Write([]byte(fmt.Sprintf("Storage Price:\t%d (int)\n", storagePrice)))
+
+	_ = tw.Flush()
+	cmd.Print(buf.String())
+
+	return nil
+}