open-nomad/command/agent_info.go

82 lines
1.6 KiB
Go

package command
import (
"flag"
"fmt"
"strings"
"github.com/mitchellh/cli"
)
type AgentInfoCommand struct {
Ui cli.Ui
}
func (c *AgentInfoCommand) Help() string {
helpText := `
Usage: nomad agent-info [options]
Displays status information about the local agent.
Options:
-help
Display this message
-http-addr
Address of the Nomad API to connect. Can also be specified
using the environment variable NOMAD_HTTP_ADDR.
Default = http://127.0.0.1:4646
`
return strings.TrimSpace(helpText)
}
func (c *AgentInfoCommand) Synopsis() string {
return "Displays local agent information and status"
}
func (c *AgentInfoCommand) Run(args []string) int {
var httpAddr *string
flags := flag.NewFlagSet("agent-info", flag.ContinueOnError)
flags.Usage = func() { c.Ui.Output(c.Help()) }
httpAddr = httpAddrFlag(flags)
if err := flags.Parse(args); err != nil {
return 1
}
// Check that we either got no jobs or exactly one.
if len(flags.Args()) > 0 {
c.Ui.Error(c.Help())
return 1
}
// Get the HTTP client
client, err := httpClient(*httpAddr)
if err != nil {
c.Ui.Error(fmt.Sprintf("Failed initializing Nomad client: %s", err))
return 1
}
// Query the agent info
info, err := client.Agent().Self()
if err != nil {
c.Ui.Error(fmt.Sprintf("Failed querying agent info: %s", err))
return 1
}
var stats map[string]interface{}
stats, _ = info["stats"]
for section, data := range stats {
c.Ui.Output(section)
d, _ := data.(map[string]interface{})
for k, v := range d {
c.Ui.Output(fmt.Sprintf(" %s = %v", k, v))
}
}
return 0
}