Function showDestination

cli/show.go:317–373

(cli *SeesawCLI, args []string)

}

func showDestination(cli *SeesawCLI, args []string) error {
	if len(args) > 1 {
		fmt.Println("show destinations <vserver|destination>")
		return nil
	}

	vservers, err := cli.seesaw.Vservers()
	if err != nil {
		return fmt.Errorf("Failed to get vservers: %v", err)
	}

	// If no args given, list all destinations.
	showAll := len(args) == 0

	var dests seesaw.Destinations = make([]*seesaw.Destination, 0)
	for _, v := range vservers {
		for _, s := range v.Services {
			for _, d := range s.Destinations {
				if showAll || strings.HasPrefix(d.Name, args[0]) {
					dests = append(dests, d)
				}
			}
		}
	}

	switch len(dests) {
	case 0:
		if len(args) > 0 {
			return fmt.Errorf("destination '%v...' not found", args[0])
		}
		return fmt.Errorf("no destinations found")
	case 1:
		// Exactly one destination found, print destination details.
		d := dests[0]
		vserverName := d.VserverName
		if v, ok := vservers[d.VserverName]; ok && !v.Enabled {
			vserverName = vserverName + " (disabled)"
		}
		printHdr("Destination")
		printVal("Name:", d.Name)
		printVal("Vserver:", vserverName)
		printVal("Backend:", d.Backend.Hostname)
		printVal("Enabled:", d.Enabled)
		printVal("Healthy:", d.Healthy)
		printVal("Active:", d.Active)
		// TODO(angusc): Show healthcheck history and status details.
		return nil
	}

	// Multiple matching destinations, just print a summary.
	printHdr("Destinations")
	sort.Sort(dests)
	for i, d := range dests {
		fmt.Printf("[%4d] %v\n", i+1, destSummary(d, vservers))
	}
	return nil
}