[#1633] neofs-adm: Allow to deploy arbitrary contracts

Signed-off-by: Evgenii Stratonikov <evgeniy@morphbits.ru>

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

@@ -0,0 +1,121 @@
+package morph
+
+import (
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
+	"github.com/nspcc-dev/neo-go/pkg/core/state"
+	"github.com/nspcc-dev/neo-go/pkg/io"
+	"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
+	"github.com/nspcc-dev/neo-go/pkg/vm/emit"
+	"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+const (
+	contractPathFlag = "contract"
+)
+
+var deployCmd = &cobra.Command{
+	Use:   "deploy",
+	Short: "Deploy additional smart-contracts",
+	Long: `Deploy additional smart-contract which are not related to core.
+All contracts are deployed by the committee, so access to the alphabet wallets is required.`,
+	PreRun: func(cmd *cobra.Command, _ []string) {
+		_ = viper.BindPFlag(alphabetWalletsFlag, cmd.Flags().Lookup(alphabetWalletsFlag))
+		_ = viper.BindPFlag(endpointFlag, cmd.Flags().Lookup(endpointFlag))
+	},
+	RunE: deployContractCmd,
+}
+
+func init() {
+	ff := deployCmd.Flags()
+
+	ff.String(alphabetWalletsFlag, "", "Path to alphabet wallets dir")
+	_ = deployCmd.MarkFlagFilename(alphabetWalletsFlag)
+
+	ff.StringP(endpointFlag, "r", "", "N3 RPC node endpoint")
+	ff.String(contractPathFlag, "", "Path to the contract directory")
+	_ = deployCmd.MarkFlagFilename(contractPathFlag)
+}
+
+func deployContractCmd(cmd *cobra.Command, _ []string) error {
+	v := viper.GetViper()
+	c, err := newInitializeContext(cmd, v)
+	if err != nil {
+		return fmt.Errorf("initialization error: %w", err)
+	}
+	defer c.close()
+
+	ctrPath, _ := cmd.Flags().GetString(contractPathFlag)
+	ctrName, err := probeContractName(ctrPath)
+	if err != nil {
+		return err
+	}
+
+	cs, err := readContract(ctrPath, ctrName)
+	if err != nil {
+		return err
+	}
+
+	cs.Hash = state.CreateContractHash(
+		c.CommitteeAcc.Contract.ScriptHash(),
+		cs.NEF.Checksum,
+		cs.Manifest.Name)
+
+	err = c.addManifestGroup(cs.Hash, cs)
+	if err != nil {
+		return fmt.Errorf("can't sign manifest group: %v", err)
+	}
+
+	params := getContractDeployParameters(cs, nil)
+	callHash := c.nativeHash(nativenames.Management)
+
+	nnsCs, err := c.Client.GetContractStateByID(1)
+	if err != nil {
+		return fmt.Errorf("can't fetch NNS contract state: %w", err)
+	}
+
+	domain := ctrName + ".neofs"
+	s, err := c.nnsRegisterDomainScript(nnsCs.Hash, cs.Hash, domain)
+	if err != nil {
+		return err
+	}
+
+	w := io.NewBufBinWriter()
+	emit.AppCall(w.BinWriter, callHash, deployMethodName, callflag.All, params...)
+	emit.Opcodes(w.BinWriter, opcode.DROP) // contract state on stack
+	w.WriteBytes(s)
+	if w.Err != nil {
+		panic(fmt.Errorf("BUG: can't create deployment script: %w", w.Err))
+	}
+
+	c.Command.Printf("NNS: Set %s -> %s\n", domain, cs.Hash.StringLE())
+	if err := c.sendCommitteeTx(w.Bytes(), -1, false); err != nil {
+		return err
+	}
+	return c.awaitTx()
+}
+
+func probeContractName(ctrPath string) (string, error) {
+	ds, err := os.ReadDir(ctrPath)
+	if err != nil {
+		return "", fmt.Errorf("can't read directory: %w", err)
+	}
+
+	var ctrName string
+	for i := range ds {
+		if strings.HasSuffix(ds[i].Name(), "_contract.nef") {
+			ctrName = strings.TrimSuffix(ds[i].Name(), "_contract.nef")
+			break
+		}
+	}
+
+	if ctrName == "" {
+		return "", fmt.Errorf("can't find any NEF files in %s", ctrPath)
+	}
+	return ctrName, nil
+}