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job_deployments.go
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/
job_deployments.go
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package command
import (
"fmt"
"strings"
"github.com/hashicorp/nomad/api/contexts"
"github.com/posener/complete"
)
type JobDeploymentsCommand struct {
Meta
}
func (c *JobDeploymentsCommand) Help() string {
helpText := `
Usage: nomad job deployments [options] <job>
Deployments is used to display the deployments for a particular job.
General Options:
` + generalOptionsUsage() + `
Deployments Options:
-json
Output the deployments in a JSON format.
-t
Format and display deployments using a Go template.
-latest
Display the latest deployment only.
-verbose
Display full information.
-all
Display all deployments matching the job ID, including those
from an older instance of the job.
`
return strings.TrimSpace(helpText)
}
func (c *JobDeploymentsCommand) Synopsis() string {
return "List deployments for a job"
}
func (c *JobDeploymentsCommand) AutocompleteFlags() complete.Flags {
return mergeAutocompleteFlags(c.Meta.AutocompleteFlags(FlagSetClient),
complete.Flags{
"-json": complete.PredictNothing,
"-t": complete.PredictAnything,
"-latest": complete.PredictNothing,
"-verbose": complete.PredictNothing,
"-all": complete.PredictNothing,
})
}
func (c *JobDeploymentsCommand) AutocompleteArgs() complete.Predictor {
return complete.PredictFunc(func(a complete.Args) []string {
client, err := c.Meta.Client()
if err != nil {
return nil
}
resp, _, err := client.Search().PrefixSearch(a.Last, contexts.Jobs, nil)
if err != nil {
return []string{}
}
return resp.Matches[contexts.Jobs]
})
}
func (c *JobDeploymentsCommand) Name() string { return "job deployments" }
func (c *JobDeploymentsCommand) Run(args []string) int {
var json, latest, verbose, all bool
var tmpl string
flags := c.Meta.FlagSet(c.Name(), FlagSetClient)
flags.Usage = func() { c.Ui.Output(c.Help()) }
flags.BoolVar(&latest, "latest", false, "")
flags.BoolVar(&verbose, "verbose", false, "")
flags.BoolVar(&all, "all", false, "")
flags.BoolVar(&json, "json", false, "")
flags.StringVar(&tmpl, "t", "", "")
if err := flags.Parse(args); err != nil {
return 1
}
// Check that we got exactly one node
args = flags.Args()
if l := len(args); l != 1 {
c.Ui.Error("This command takes one argument: <job>")
c.Ui.Error(commandErrorText(c))
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
}
jobID := args[0]
// Check if the job exists
jobs, _, err := client.Jobs().PrefixList(jobID)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error listing jobs: %s", err))
return 1
}
if len(jobs) == 0 {
c.Ui.Error(fmt.Sprintf("No job(s) with prefix or id %q found", jobID))
return 1
}
if len(jobs) > 1 && strings.TrimSpace(jobID) != jobs[0].ID {
c.Ui.Error(fmt.Sprintf("Prefix matched multiple jobs\n\n%s", createStatusListOutput(jobs)))
return 1
}
jobID = jobs[0].ID
// Truncate the id unless full length is requested
length := shortId
if verbose {
length = fullId
}
if latest {
deploy, _, err := client.Jobs().LatestDeployment(jobID, nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error retrieving deployments: %s", err))
return 1
}
if json || len(tmpl) > 0 {
out, err := Format(json, tmpl, deploy)
if err != nil {
c.Ui.Error(err.Error())
return 1
}
c.Ui.Output(out)
return 0
}
c.Ui.Output(c.Colorize().Color(formatDeployment(deploy, length)))
return 0
}
deploys, _, err := client.Jobs().Deployments(jobID, all, nil)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error retrieving deployments: %s", err))
return 1
}
if json || len(tmpl) > 0 {
out, err := Format(json, tmpl, deploys)
if err != nil {
c.Ui.Error(err.Error())
return 1
}
c.Ui.Output(out)
return 0
}
c.Ui.Output(formatDeployments(deploys, length))
return 0
}