Convert routes command to use gRPC
This commit is contained in:
Kristoffer Dalby
parent
77a973878c
commit
be4256b1d0
1 changed files with 110 additions and 90 deletions
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@ -1,26 +1,37 @@
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package cli
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import (
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"context"
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"fmt"
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"log"
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"strings"
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"strconv"
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"time"
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v1 "github.com/juanfont/headscale/gen/go/headscale/v1"
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"github.com/pterm/pterm"
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"github.com/spf13/cobra"
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)
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func init() {
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rootCmd.AddCommand(routesCmd)
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routesCmd.PersistentFlags().StringP("namespace", "n", "", "Namespace")
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err := routesCmd.MarkPersistentFlagRequired("namespace")
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listRoutesCmd.Flags().Uint64P("identifier", "i", 0, "Node identifier (ID)")
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err := listRoutesCmd.MarkFlagRequired("identifier")
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if err != nil {
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log.Fatalf(err.Error())
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}
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routesCmd.AddCommand(listRoutesCmd)
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enableRouteCmd.Flags().StringSliceP("route", "r", []string{}, "List (or repeated flags) of routes to enable")
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enableRouteCmd.Flags().Uint64P("identifier", "i", 0, "Node identifier (ID)")
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err = enableRouteCmd.MarkFlagRequired("identifier")
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if err != nil {
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log.Fatalf(err.Error())
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}
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enableRouteCmd.Flags().BoolP("all", "a", false, "Enable all routes advertised by the node")
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routesCmd.AddCommand(listRoutesCmd)
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routesCmd.AddCommand(enableRouteCmd)
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nodeCmd.AddCommand(routesCmd)
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}
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var routesCmd = &cobra.Command{
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@ -29,119 +40,128 @@ var routesCmd = &cobra.Command{
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}
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var listRoutesCmd = &cobra.Command{
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Use: "list NODE",
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Short: "List the routes exposed by this node",
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Args: func(cmd *cobra.Command, args []string) error {
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if len(args) < 1 {
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return fmt.Errorf("Missing parameters")
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}
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return nil
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},
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Use: "list",
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Short: "List routes advertised and enabled by a given node",
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Run: func(cmd *cobra.Command, args []string) {
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n, err := cmd.Flags().GetString("namespace")
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if err != nil {
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log.Fatalf("Error getting namespace: %s", err)
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}
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o, _ := cmd.Flags().GetString("output")
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output, _ := cmd.Flags().GetString("output")
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h, err := getHeadscaleApp()
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machineId, err := cmd.Flags().GetUint64("identifier")
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if err != nil {
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log.Fatalf("Error initializing: %s", err)
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}
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availableRoutes, err := h.GetAdvertisedNodeRoutes(n, args[0])
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if err != nil {
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fmt.Println(err)
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ErrorOutput(err, fmt.Sprintf("Error getting machine id from flag: %s", err), output)
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return
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}
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if strings.HasPrefix(o, "json") {
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// TODO: Add enable/disabled information to this interface
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JsonOutput(availableRoutes, err, o)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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client, conn := getHeadscaleGRPCClient(ctx)
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defer conn.Close()
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request := &v1.GetMachineRouteRequest{
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MachineId: machineId,
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}
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response, err := client.GetMachineRoute(ctx, request)
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if err != nil {
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ErrorOutput(err, fmt.Sprintf("Cannot get nodes: %s", err), output)
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return
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}
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d := h.RoutesToPtables(n, args[0], *availableRoutes)
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if output != "" {
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SuccessOutput(response.Routes, "", output)
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return
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}
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d := routesToPtables(response.Routes)
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if err != nil {
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ErrorOutput(err, fmt.Sprintf("Error converting to table: %s", err), output)
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return
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}
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err = pterm.DefaultTable.WithHasHeader().WithData(d).Render()
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if err != nil {
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log.Fatal(err)
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ErrorOutput(err, fmt.Sprintf("Failed to render pterm table: %s", err), output)
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return
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}
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},
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}
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var enableRouteCmd = &cobra.Command{
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Use: "enable node-name route",
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Short: "Allows exposing a route declared by this node to the rest of the nodes",
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Args: func(cmd *cobra.Command, args []string) error {
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all, err := cmd.Flags().GetBool("all")
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if err != nil {
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log.Fatalf("Error getting namespace: %s", err)
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}
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if all {
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if len(args) < 1 {
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return fmt.Errorf("Missing parameters")
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}
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return nil
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} else {
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if len(args) < 2 {
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return fmt.Errorf("Missing parameters")
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}
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return nil
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}
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},
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Use: "enable",
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Short: "Set the enabled routes for a given node",
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Long: `This command will take a list of routes that will _replace_
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the current set of routes on a given node.
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If you would like to disable a route, simply run the command again, but
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omit the route you do not want to enable.
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`,
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Run: func(cmd *cobra.Command, args []string) {
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n, err := cmd.Flags().GetString("namespace")
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output, _ := cmd.Flags().GetString("output")
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machineId, err := cmd.Flags().GetUint64("identifier")
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if err != nil {
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log.Fatalf("Error getting namespace: %s", err)
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ErrorOutput(err, fmt.Sprintf("Error getting machine id from flag: %s", err), output)
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return
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}
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o, _ := cmd.Flags().GetString("output")
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all, err := cmd.Flags().GetBool("all")
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routes, err := cmd.Flags().GetStringSlice("route")
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if err != nil {
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log.Fatalf("Error getting namespace: %s", err)
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ErrorOutput(err, fmt.Sprintf("Error getting routes from flag: %s", err), output)
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return
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}
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h, err := getHeadscaleApp()
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if err != nil {
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log.Fatalf("Error initializing: %s", err)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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client, conn := getHeadscaleGRPCClient(ctx)
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defer conn.Close()
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request := &v1.EnableMachineRoutesRequest{
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MachineId: machineId,
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Routes: routes,
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}
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if all {
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availableRoutes, err := h.GetAdvertisedNodeRoutes(n, args[0])
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if err != nil {
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fmt.Println(err)
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return
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}
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response, err := client.EnableMachineRoutes(ctx, request)
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if err != nil {
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ErrorOutput(err, fmt.Sprintf("Cannot register machine: %s\n", err), output)
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return
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}
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for _, availableRoute := range *availableRoutes {
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err = h.EnableNodeRoute(n, args[0], availableRoute.String())
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if err != nil {
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fmt.Println(err)
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return
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}
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if output != "" {
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SuccessOutput(response.Routes, "", output)
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return
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}
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if strings.HasPrefix(o, "json") {
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JsonOutput(availableRoute, err, o)
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} else {
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fmt.Printf("Enabled route %s\n", availableRoute)
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}
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}
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} else {
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err = h.EnableNodeRoute(n, args[0], args[1])
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d := routesToPtables(response.Routes)
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if err != nil {
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ErrorOutput(err, fmt.Sprintf("Error converting to table: %s", err), output)
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return
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}
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if strings.HasPrefix(o, "json") {
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JsonOutput(args[1], err, o)
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return
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}
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if err != nil {
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fmt.Println(err)
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return
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}
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fmt.Printf("Enabled route %s\n", args[1])
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err = pterm.DefaultTable.WithHasHeader().WithData(d).Render()
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if err != nil {
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ErrorOutput(err, fmt.Sprintf("Failed to render pterm table: %s", err), output)
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return
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}
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},
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}
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// routesToPtables converts the list of routes to a nice table
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func routesToPtables(routes *v1.Routes) pterm.TableData {
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d := pterm.TableData{{"Route", "Enabled"}}
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for _, route := range routes.GetAdvertisedRoutes() {
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enabled := isStringInSlice(routes.EnabledRoutes, route)
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d = append(d, []string{route, strconv.FormatBool(enabled)})
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}
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return d
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}
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func isStringInSlice(strs []string, s string) bool {
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for _, s2 := range strs {
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if s == s2 {
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return true
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}
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}
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return false
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}
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