[#114] Add remove-node IR control command

Signed-off-by: Alejandro Lopez <a.lopez@yadro.com>

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

@@ -0,0 +1,58 @@
+package control
+
+import (
+	"encoding/hex"
+	"errors"
+
+	rawclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
+	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	ircontrol "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir"
+	ircontrolsrv "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir/server"
+	"github.com/spf13/cobra"
+)
+
+var removeNodeCmd = &cobra.Command{
+	Use:   "remove-node",
+	Short: "Forces a node removal from netmap",
+	Long:  "Forces a node removal from netmap via a notary request. It should be executed on other IR nodes as well.",
+	Run:   removeNode,
+}
+
+func initControlIRRemoveNodeCmd() {
+	initControlFlags(removeNodeCmd)
+
+	flags := removeNodeCmd.Flags()
+	flags.String("node", "", "Node public key as a hex string")
+	_ = removeNodeCmd.MarkFlagRequired("node")
+}
+
+func removeNode(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+	c := getClient(cmd, pk)
+
+	nodeKeyStr, _ := cmd.Flags().GetString("node")
+	if len(nodeKeyStr) == 0 {
+		commonCmd.ExitOnErr(cmd, "parsing node public key: ", errors.New("key cannot be empty"))
+	}
+	nodeKey, err := hex.DecodeString(nodeKeyStr)
+	commonCmd.ExitOnErr(cmd, "can't decode node public key: %w", err)
+
+	req := new(ircontrol.RemoveNodeRequest)
+	req.SetBody(&ircontrol.RemoveNodeRequest_Body{
+		Key: nodeKey,
+	})
+
+	commonCmd.ExitOnErr(cmd, "could not sign request: %w", ircontrolsrv.SignMessage(pk, req))
+
+	var resp *ircontrol.RemoveNodeResponse
+	err = c.ExecRaw(func(client *rawclient.Client) error {
+		resp, err = ircontrol.RemoveNode(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	cmd.Println("Node removed")
+}