open-nomad/command/status.go
2015-09-14 20:29:08 -07:00

105 lines
2.2 KiB
Go

package command
import (
"fmt"
"strings"
"github.com/ryanuber/columnize"
)
type StatusCommand struct {
Meta
}
func (c *StatusCommand) Help() string {
helpText := `
Usage: nomad status [options] [job]
Display status information about jobs. If no job ID is given,
a list of all known jobs will be dumped.
General Options:
` + generalOptionsUsage()
return strings.TrimSpace(helpText)
}
func (c *StatusCommand) Synopsis() string {
return "Display status information about jobs"
}
func (c *StatusCommand) Run(args []string) int {
flags := c.Meta.FlagSet("status", FlagSetClient)
flags.Usage = func() { c.Ui.Output(c.Help()) }
if err := flags.Parse(args); err != nil {
return 1
}
// Check that we either got no jobs or exactly one.
args = flags.Args()
if len(args) > 1 {
c.Ui.Error(c.Help())
return 1
}
// Get the HTTP client
client, err := c.Meta.Client()
if err != nil {
c.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
return 1
}
// Invoke list mode if no job ID.
if len(args) == 0 {
jobs, _, err := client.Jobs().List(nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying jobs: %s", err))
return 1
}
// No output if we have no jobs
if len(jobs) == 0 {
return 0
}
out := make([]string, len(jobs)+1)
out[0] = "ID|Type|Priority|Status"
for i, job := range jobs {
out[i+1] = fmt.Sprintf("%s|%s|%d|%s",
job.ID,
job.Type,
job.Priority,
job.Status)
}
c.Ui.Output(columnize.SimpleFormat(out))
return 0
}
// Try querying the job
jobID := args[0]
job, _, err := client.Jobs().Info(jobID, nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error querying job: %s", err))
return 1
}
// Format the job info
basic := []string{
fmt.Sprintf("ID | %s", job.ID),
fmt.Sprintf("Name | %s", job.Name),
fmt.Sprintf("Type | %s", job.Type),
fmt.Sprintf("Priority | %d", job.Priority),
fmt.Sprintf("Datacenters | %s", strings.Join(job.Datacenters, ",")),
fmt.Sprintf("Status | %s", job.Status),
fmt.Sprintf("StatusDescription | %s", job.StatusDescription),
}
// Make the column config so we can dump k = v pairs
columnConf := columnize.DefaultConfig()
columnConf.Glue = " = "
// Dump the output
c.Ui.Output(columnize.Format(basic, columnConf))
return 0
}