Add flag to configure poll interval

Author: Lukas Kämmerling

CHANGES.md

@@ -1,5 +1,9 @@
 # Changes
 
+## master
+
+* Add `--poll-interval` flag for controlling the polling interval (for example for action progress updates)
+
 ## v1.5.0
 
 * Add `hcloud server ssh` command to open an SSH connection to the server

Gopkg.lock

@@ -116,6 +116,10 @@ func (c *CLI) Client() *hcloud.Client {
 		if c.Endpoint != "" {
 			opts = append(opts, hcloud.WithEndpoint(c.Endpoint))
 		}
+		pollInterval, _ := c.RootCommand.PersistentFlags().GetDuration("poll-interval")
+		if pollInterval > 0 {
+			opts = append(opts, hcloud.WithPollInterval(pollInterval))
+		}
 		c.client = hcloud.NewClient(opts...)
 	}
 	return c.client

cli/cli.go

@@ -1,6 +1,10 @@
 package cli
 
-import "github.com/spf13/cobra"
+import (
+	"time"
+
+	"github.com/spf13/cobra"
+)
 
 func NewRootCommand(cli *CLI) *cobra.Command {
 	cmd := &cobra.Command{
@@ -27,7 +31,7 @@ func NewRootCommand(cli *CLI) *cobra.Command {
 		newLocationCommand(cli),
 		newISOCommand(cli),
 	)
-
+	cmd.PersistentFlags().Duration("poll-interval", 500*time.Millisecond, "Interval at which to poll information, for example action progress")
 	return cmd
 }