func main() {
u := flag.String("u", "", "mesos url (http://host:port)")
s := flag.String("s", "host", "sort order for slaves: host, cpu, cpu_percent, mem, mem_percent, tasks")
r := flag.Bool("r", false, "reverse order")
f := flag.String("f", "", "role name to filter on")
flag.Parse()
if *u == "" {
flag.PrintDefaults()
os.Exit(1)
}
mesosUrl, err := url.Parse(*u)
if err != nil {
log.Fatal(err)
}
state, err := mesos.GetState(mesosUrl)
if err != nil {
log.Fatal(err)
}
rep := report.Generate(state, *f)
report.SortSlaves(rep.Slaves, *s, *r)
for i, slave := range rep.Slaves {
fmt.Printf("%s: %s / %s (%v)\n", slave.Hostname, slave.AllocatedResources.String(), slave.AvailableResources.String(), slave.Attributes)
fmt.Printf(" roles:\n")
for _, role := range slave.Roles {
fmt.Printf(" - %s: %s / %s\n", role.Name, role.AllocatedResources.String(), role.AvailableResources.String())
fmt.Printf(" tasks: %d\n", len(role.Tasks))
for _, task := range role.Tasks {
fmt.Printf(" - %s: %s\n", task.Name, task.Resources.String())
}
}
if i < len(rep.Slaves)-1 {
fmt.Println()
}
}
}
func main() {
u := flag.String("u", "", "mesos url (http://host:port)")
f := flag.String("f", "", "role name to filter on")
flag.Parse()
if *u == "" {
flag.PrintDefaults()
os.Exit(1)
}
mesosUrl, err := url.Parse(*u)
if err != nil {
log.Fatal(err)
}
state, err := mesos.GetState(mesosUrl)
if err != nil {
log.Fatal(err)
}
rep := report.Generate(state, *f)
roles := map[string]*report.Role{}
names := []string{}
for _, slave := range rep.Slaves {
for _, role := range slave.Roles {
if _, ok := roles[role.Name]; !ok {
roles[role.Name] = &report.Role{
Name: role.Name,
AvailableResources: mesos.Resources{},
AllocatedResources: mesos.Resources{},
}
names = append(names, role.Name)
}
roles[role.Name].AvailableResources.Add(role.AvailableResources)
roles[role.Name].AllocatedResources.Add(role.AllocatedResources)
}
}
sort.Strings(names)
w := &tabwriter.Writer{}
w.Init(os.Stdout, 10, 0, 1, ' ', tabwriter.AlignRight)
w.Write([]byte("role\tCPUs used\tCPUs total\tCPU %\tRAM used\tRAM total\tRAM %\t\n"))
for _, name := range names {
role := roles[name]
fmt.Fprintf(
w,
"%s\t%.2f\t%.2f\t%.2f%%\t%.2fGB\t%.2fGB\t%.2f%%\t\n",
role.Name,
role.AllocatedResources.CPUs,
role.AvailableResources.CPUs,
role.AllocatedResources.CPUs/role.AvailableResources.CPUs*100,
role.AllocatedResources.Memory/1024,
role.AvailableResources.Memory/1024,
role.AllocatedResources.Memory/role.AvailableResources.Memory*100,
)
}
w.Flush()
}