113 lines
2.4 KiB
Go
113 lines
2.4 KiB
Go
package command
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import (
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"fmt"
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"strings"
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"github.com/hashicorp/nomad/api/contexts"
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"github.com/posener/complete"
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)
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type DeploymentPauseCommand struct {
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Meta
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}
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func (c *DeploymentPauseCommand) Help() string {
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helpText := `
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Usage: nomad deployment pause [options] <deployment id>
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Pause is used to pause a deployment. Pausing a deployment will pause the
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placement of new allocations as part of rolling deployment.
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General Options:
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` + generalOptionsUsage() + `
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Pause Options:
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-verbose
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Display full information.
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`
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return strings.TrimSpace(helpText)
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}
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func (c *DeploymentPauseCommand) Synopsis() string {
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return "Pause a deployment"
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}
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func (c *DeploymentPauseCommand) AutocompleteFlags() complete.Flags {
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return mergeAutocompleteFlags(c.Meta.AutocompleteFlags(FlagSetClient),
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complete.Flags{
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"-verbose": complete.PredictNothing,
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})
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}
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func (c *DeploymentPauseCommand) AutocompleteArgs() complete.Predictor {
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client, _ := c.Meta.Client()
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return complete.PredictFunc(func(a complete.Args) []string {
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if len(a.Completed) > 1 {
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return nil
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}
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resp, err := client.Search().PrefixSearch(a.Last, contexts.Deployments)
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if err != nil {
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return []string{}
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}
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return resp.Matches[contexts.Deployments]
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})
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}
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func (c *DeploymentPauseCommand) Run(args []string) int {
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var verbose bool
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flags := c.Meta.FlagSet("deployment pause", FlagSetClient)
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flags.Usage = func() { c.Ui.Output(c.Help()) }
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flags.BoolVar(&verbose, "verbose", false, "")
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if err := flags.Parse(args); err != nil {
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return 1
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}
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// Check that we got no arguments
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args = flags.Args()
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if l := len(args); l != 1 {
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c.Ui.Error(c.Help())
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return 1
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}
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dID := args[0]
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// Truncate the id unless full length is requested
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length := shortId
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if verbose {
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length = fullId
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}
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// Get the HTTP client
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client, err := c.Meta.Client()
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error initializing client: %s", err))
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return 1
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}
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// Do a prefix lookup
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deploy, possible, err := getDeployment(client.Deployments(), dID)
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if err != nil {
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c.Ui.Error(fmt.Sprintf("Error retrieving deployment: %s", err))
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return 1
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}
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if len(possible) != 0 {
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c.Ui.Error(fmt.Sprintf("Prefix matched multiple deployments\n\n%s", formatDeployments(possible, length)))
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return 1
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}
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if _, _, err := client.Deployments().Pause(deploy.ID, true, nil); err != nil {
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c.Ui.Error(fmt.Sprintf("Error pausing deployment: %s", err))
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return 1
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}
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c.Ui.Output(fmt.Sprintf("Deployment %q paused", deploy.ID))
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return 0
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}
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