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add `wait` subcommand and add `--no-wait` option to `deploy`, `create` and `rollback` subcommands #38

merged 3 commits into from Sep 11, 2019
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Just for now


add boilerplate for wait subcommand

  • Loading branch information...
Songmu committed Sep 11, 2019
commit a13556e4e678576ea58f73da9397c502bdb2f7bf
@@ -42,7 +42,7 @@ func _main() int {

rollback := kingpin.Command("rollback", "rollback service")
rollbackOption := ecspresso.RollbackOption{
DryRun: rollback.Flag("dry-run", "dry-run").Bool(),
DryRun: rollback.Flag("dry-run", "dry-run").Bool(),
DeregisterTaskDefinition: rollback.Flag("deregister-task-definition", "deregister rolled back task definition").Bool(),

@@ -62,6 +62,11 @@ func _main() int {
Count: run.Flag("count", "the number of tasks (max 10)").Default("1").Int64(),

wait := kingpin.Command("wait", "wait until service stable")
waitOption := ecspresso.WaitOption{
DesiredCount: wait.Flag("tasks", "desired count of tasks").Default("-1").Int64(),

sub := kingpin.Parse()
if sub == "version" {
fmt.Println("ecspresso", Version)
@@ -93,6 +98,8 @@ func _main() int {
err = app.Delete(deleteOption)
case "run":
err = app.Run(runOption)
case "wait":
err = app.Wait(waitOption)
return 1
@@ -472,6 +472,14 @@ func (d *App) Rollback(opt RollbackOption) error {
return nil

func (d *App) Wait(opt WaitOption) error {
ctx, cancel := d.Start()
defer cancel()
_ = ctx

return nil

func (d *App) FindRollbackTarget(ctx context.Context, taskDefinitionArn string) (string, error) {
var found bool
var nextToken *string
@@ -34,3 +34,7 @@ type RunOption struct {
SkipTaskDefinition *bool
Count *int64

type WaitOption struct {
DesiredCount *int64
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