Move to frostfs-node

Signed-off-by: Pavel Karpy <p.karpy@yadro.com>

cmd/frostfs-adm/internal/modules/config/config.go

@@ -0,0 +1,166 @@
+package config
+
+import (
+	"bytes"
+	"fmt"
+	"os"
+	"path/filepath"
+	"text/template"
+
+	"github.com/TrueCloudLab/frostfs-node/pkg/innerring"
+	"github.com/nspcc-dev/neo-go/cli/input"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+type configTemplate struct {
+	Endpoint                string
+	AlphabetDir             string
+	MaxObjectSize           int
+	EpochDuration           int
+	BasicIncomeRate         int
+	AuditFee                int
+	CandidateFee            int
+	ContainerFee            int
+	ContainerAliasFee       int
+	WithdrawFee             int
+	Glagolitics             []string
+	HomomorphicHashDisabled bool
+}
+
+const configTxtTemplate = `rpc-endpoint: {{ .Endpoint}}
+alphabet-wallets: {{ .AlphabetDir}}
+network:
+  max_object_size: {{ .MaxObjectSize}}
+  epoch_duration: {{ .EpochDuration}}
+  basic_income_rate: {{ .BasicIncomeRate}}
+  homomorphic_hash_disabled: {{ .HomomorphicHashDisabled}}
+  fee:
+    audit: {{ .AuditFee}}
+    candidate: {{ .CandidateFee}}
+    container: {{ .ContainerFee}}
+    container_alias: {{ .ContainerAliasFee }}
+    withdraw: {{ .WithdrawFee}}
+# if credentials section is omitted, then frostfs-adm will require manual password input
+credentials:
+  contract: password # wallet for contract group signature{{ range.Glagolitics}}
+  {{.}}: password{{end}}
+`
+
+func initConfig(cmd *cobra.Command, args []string) error {
+	configPath, err := readConfigPathFromArgs(cmd)
+	if err != nil {
+		return nil
+	}
+
+	pathDir := filepath.Dir(configPath)
+	err = os.MkdirAll(pathDir, 0700)
+	if err != nil {
+		return fmt.Errorf("create dir %s: %w", pathDir, err)
+	}
+
+	f, err := os.OpenFile(configPath, os.O_RDWR|os.O_CREATE|os.O_TRUNC|os.O_SYNC, 0600)
+	if err != nil {
+		return fmt.Errorf("open %s: %w", configPath, err)
+	}
+	defer f.Close()
+
+	configText, err := generateConfigExample(pathDir, 7)
+	if err != nil {
+		return err
+	}
+
+	_, err = f.WriteString(configText)
+	if err != nil {
+		return fmt.Errorf("writing to %s: %w", configPath, err)
+	}
+
+	cmd.Printf("Initial config file saved to %s\n", configPath)
+
+	return nil
+}
+
+func readConfigPathFromArgs(cmd *cobra.Command) (string, error) {
+	configPath, err := cmd.Flags().GetString(configPathFlag)
+	if err != nil {
+		return "", err
+	}
+
+	if configPath != "" {
+		return configPath, nil
+	}
+
+	return defaultConfigPath()
+}
+
+func defaultConfigPath() (string, error) {
+	home, err := os.UserHomeDir()
+	if err != nil {
+		return "", fmt.Errorf("getting home dir path: %w", err)
+	}
+
+	return filepath.Join(home, ".frostfs", "adm", "config.yml"), nil
+}
+
+// generateConfigExample builds .yml representation of the config file. It is
+// easier to build it manually with template instead of using viper, because we
+// want to order records in specific order in file and, probably, provide
+// some comments as well.
+func generateConfigExample(appDir string, credSize int) (string, error) {
+	tmpl := configTemplate{
+		Endpoint:                "https://neo.rpc.node:30333",
+		MaxObjectSize:           67108864,      // 64 MiB
+		EpochDuration:           240,           // 1 hour with 15s per block
+		BasicIncomeRate:         1_0000_0000,   // 0.0001 GAS per GiB (Fixed12)
+		HomomorphicHashDisabled: false,         // object homomorphic hash is enabled
+		AuditFee:                1_0000,        // 0.00000001 GAS per audit (Fixed12)
+		CandidateFee:            100_0000_0000, // 100.0 GAS (Fixed8)
+		ContainerFee:            1000,          // 0.000000001 * 7 GAS per container (Fixed12)
+		ContainerAliasFee:       500,           // ContainerFee / 2
+		WithdrawFee:             1_0000_0000,   // 1.0 GAS (Fixed8)
+		Glagolitics:             make([]string, 0, credSize),
+	}
+
+	appDir, err := filepath.Abs(appDir)
+	if err != nil {
+		return "", fmt.Errorf("making absolute path for %s: %w", appDir, err)
+	}
+	tmpl.AlphabetDir = filepath.Join(appDir, "alphabet-wallets")
+
+	var i innerring.GlagoliticLetter
+	for i = 0; i < innerring.GlagoliticLetter(credSize); i++ {
+		tmpl.Glagolitics = append(tmpl.Glagolitics, i.String())
+	}
+
+	t, err := template.New("config.yml").Parse(configTxtTemplate)
+	if err != nil {
+		return "", fmt.Errorf("parsing config template: %w", err)
+	}
+
+	buf := bytes.NewBuffer(nil)
+
+	err = t.Execute(buf, tmpl)
+	if err != nil {
+		return "", fmt.Errorf("generating config from template: %w", err)
+	}
+
+	return buf.String(), nil
+}
+
+func GetPassword(v *viper.Viper, name string) (string, error) {
+	key := "credentials." + name
+	if v.IsSet(key) {
+		return v.GetString(key), nil
+	}
+
+	prompt := "Password for " + name + " wallet > "
+	return input.ReadPassword(prompt)
+}
+
+func GetStoragePassword(v *viper.Viper, name string) (string, error) {
+	key := "storage." + name
+	if name != "" && v.IsSet(key) {
+		return v.GetString(key), nil
+	}
+	return input.ReadPassword("New password > ")
+}

cmd/frostfs-adm/internal/modules/config/config_test.go

@@ -0,0 +1,46 @@
+package config
+
+import (
+	"bytes"
+	"path/filepath"
+	"testing"
+
+	"github.com/TrueCloudLab/frostfs-node/pkg/innerring"
+	"github.com/spf13/viper"
+	"github.com/stretchr/testify/require"
+)
+
+func TestGenerateConfigExample(t *testing.T) {
+	const (
+		n      = 10
+		appDir = "/home/example/.frostfs"
+	)
+
+	configText, err := generateConfigExample(appDir, n)
+	require.NoError(t, err)
+
+	v := viper.New()
+	v.SetConfigType("yml")
+
+	require.NoError(t, v.ReadConfig(bytes.NewBufferString(configText)))
+
+	require.Equal(t, "https://neo.rpc.node:30333", v.GetString("rpc-endpoint"))
+	require.Equal(t, filepath.Join(appDir, "alphabet-wallets"), v.GetString("alphabet-wallets"))
+	require.Equal(t, 67108864, v.GetInt("network.max_object_size"))
+	require.Equal(t, 240, v.GetInt("network.epoch_duration"))
+	require.Equal(t, 100000000, v.GetInt("network.basic_income_rate"))
+	require.Equal(t, 10000, v.GetInt("network.fee.audit"))
+	require.Equal(t, 10000000000, v.GetInt("network.fee.candidate"))
+	require.Equal(t, 1000, v.GetInt("network.fee.container"))
+	require.Equal(t, 100000000, v.GetInt("network.fee.withdraw"))
+
+	var i innerring.GlagoliticLetter
+	for i = 0; i < innerring.GlagoliticLetter(n); i++ {
+		key := "credentials." + i.String()
+		require.Equal(t, "password", v.GetString(key))
+	}
+	require.Equal(t, "password", v.GetString("credentials.contract"))
+
+	key := "credentials." + i.String()
+	require.Equal(t, "", v.GetString(key))
+}

cmd/frostfs-adm/internal/modules/config/root.go

@@ -0,0 +1,29 @@
+package config
+
+import (
+	"github.com/spf13/cobra"
+)
+
+const configPathFlag = "path"
+
+var (
+	// RootCmd is a root command of config section.
+	RootCmd = &cobra.Command{
+		Use:   "config",
+		Short: "Section for frostfs-adm config related commands",
+	}
+
+	initCmd = &cobra.Command{
+		Use:   "init",
+		Short: "Initialize basic frostfs-adm configuration file",
+		Example: `frostfs-adm config init
+frostfs-adm config init --path .config/frostfs-adm.yml`,
+		RunE: initConfig,
+	}
+)
+
+func init() {
+	RootCmd.AddCommand(initCmd)
+
+	initCmd.Flags().String(configPathFlag, "", "Path to config (default ~/.frostfs/adm/config.yml)")
+}

cmd/frostfs-adm/internal/modules/config/util.go

@@ -0,0 +1,24 @@
+package config
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// ResolveHomePath replaces leading `~`
+// with home directory.
+//
+// Does nothing if path does not start
+// with contain `~`.
+func ResolveHomePath(path string) string {
+	homeDir, _ := os.UserHomeDir()
+
+	if path == "~" {
+		path = homeDir
+	} else if strings.HasPrefix(path, "~/") {
+		path = filepath.Join(homeDir, path[2:])
+	}
+
+	return path
+}