137 lines
3.8 KiB
Go
137 lines
3.8 KiB
Go
package main
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import (
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"fmt"
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"os"
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"github.com/spf13/cobra"
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"go.uber.org/fx"
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"gopkg.in/yaml.v3"
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"iop/apps/node/internal/bootstrap"
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"iop/packages/go/config"
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"iop/packages/go/hostsetup"
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"iop/packages/go/version"
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)
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var cfgFile string
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func main() {
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if err := rootCmd().Execute(); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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func rootCmd() *cobra.Command {
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root := &cobra.Command{
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Use: "node",
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Short: "IOP Node Agent — runs adapter executions on this device",
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}
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root.PersistentFlags().StringVarP(&cfgFile, "config", "c", "configs/node.yaml", "config file path")
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root.AddCommand(serveCmd(), versionCmd(), configCmd(), setupCmd())
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return root
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}
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func serveCmd() *cobra.Command {
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return &cobra.Command{
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Use: "serve",
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Short: "Start the IOP node (connects to edge)",
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RunE: func(cmd *cobra.Command, _ []string) error {
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cfg, err := config.Load(cfgFile)
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if err != nil {
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return fmt.Errorf("load config: %w", err)
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}
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app := fx.New(bootstrap.Module(cfg))
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app.Run()
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return nil
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},
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}
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}
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func versionCmd() *cobra.Command {
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return &cobra.Command{
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Use: "version",
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Short: "Print IOP node version",
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Run: func(cmd *cobra.Command, _ []string) {
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fmt.Fprintln(cmd.OutOrStdout(), version.Version)
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},
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}
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}
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func configCmd() *cobra.Command {
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cfgGroup := &cobra.Command{
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Use: "config",
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Short: "Config management commands",
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}
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cfgGroup.AddCommand(configPrintCmd(), configCheckCmd())
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return cfgGroup
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}
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func configPrintCmd() *cobra.Command {
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return &cobra.Command{
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Use: "print",
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Short: "Print the resolved configuration",
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RunE: func(cmd *cobra.Command, _ []string) error {
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cfg, err := config.Load(cfgFile)
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if err != nil {
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return fmt.Errorf("load config: %w", err)
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}
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enc := yaml.NewEncoder(cmd.OutOrStdout())
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enc.SetIndent(2)
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return enc.Encode(cfg)
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},
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}
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}
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func configCheckCmd() *cobra.Command {
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return &cobra.Command{
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Use: "check",
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Short: "Validate node config can be loaded",
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RunE: func(cmd *cobra.Command, _ []string) error {
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if _, err := config.Load(cfgFile); err != nil {
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return fmt.Errorf("load config: %w", err)
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}
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fmt.Fprintf(cmd.OutOrStdout(), "OK %s\n", cfgFile)
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return nil
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},
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}
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}
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func setupCmd() *cobra.Command {
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var opts hostsetup.SetupOptions
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c := &cobra.Command{
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Use: "setup",
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Short: "Prepare host environment and systemd unit for iop-node",
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RunE: func(cmd *cobra.Command, _ []string) error {
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if cmd.Flags().Changed("config") {
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opts.ConfigPath = cfgFile
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} else {
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opts.ConfigPath = "/etc/iop/node.yaml"
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}
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return hostsetup.Run(cmd.Context(), hostsetup.NodeSpec(), opts, cmd.OutOrStdout())
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},
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}
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// setup --help shows /etc/iop/node.yaml as the --config default, not the dev default.
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c.SetHelpFunc(func(cmd *cobra.Command, args []string) {
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if f := cmd.Root().PersistentFlags().Lookup("config"); f != nil {
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prev := f.DefValue
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f.DefValue = "/etc/iop/node.yaml"
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defer func() { f.DefValue = prev }()
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}
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cmd.Root().HelpFunc()(cmd, args)
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})
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c.Flags().StringVar(&opts.BinaryPath, "binary", "", "path to iop-node binary (defaults to current executable)")
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c.Flags().StringVar(&opts.DataDir, "data-dir", "", "data directory (defaults to spec)")
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c.Flags().StringVar(&opts.UnitPath, "unit", "", "systemd unit path (defaults to spec)")
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c.Flags().StringVar(&opts.User, "user", "", "service user")
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c.Flags().StringVar(&opts.Group, "group", "", "service group")
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c.Flags().BoolVar(&opts.Enable, "enable", false, "enable the systemd unit")
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c.Flags().BoolVar(&opts.Start, "start", false, "start the systemd unit")
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c.Flags().BoolVar(&opts.Restart, "restart", false, "restart the systemd unit")
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c.Flags().BoolVar(&opts.DryRun, "dry-run", false, "print plan and previews without making changes")
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c.Flags().BoolVar(&opts.OverwriteConfig, "overwrite-config", false, "overwrite an existing config file")
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return c
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}
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