func (r *Run) runDry(d tacks.Document) error {
stack, err := d.Parse()
if err != nil {
return err
}
r.document = &d
fmt.Fprintf(os.Stderr, stack)
return nil
}
func (r *Run) runCreate(client *cf.CloudFormation, d tacks.Document, stack string) error {
e := d.Environment
tacks.Logger().Infof("Creating stack %s", e.StackName)
var (
capabilities []*string
onFailure = "DO_NOTHING"
tags []*cf.Tag
timeoutInMinutes uint8 = 15
)
if d.IsIamCapabilitiesRequired() {
capabilities = append(capabilities, aws.String("CAPABILITY_IAM"))
}
if e.DeleteOnFailure {
onFailure = "DELETE"
}
if e.Timeout > 0 {
timeoutInMinutes = e.Timeout
}
for key, value := range e.Tags {
tags = append(tags, &cf.Tag{
Key: aws.String(key),
Value: aws.String(value),
})
}
_, err := client.CreateStack(&cf.CreateStackInput{
Capabilities: capabilities,
OnFailure: aws.String(onFailure),
StackName: aws.String(e.StackName),
Tags: tags,
TemplateBody: aws.String(stack),
TimeoutInMinutes: aws.Long(int64(timeoutInMinutes)),
})
return err
}
func (r *Run) run(d tacks.Document) error {
const null = ""
e := d.Environment
if e.Ask && !term.Confirm("Are you sure you to deploy to %q? ", r.Environment) {
return errors.New("no confirmation received")
}
stack, err := d.Parse()
if err != nil {
return err
}
r.document = &d
config := &aws.Config{
Region: r.Region,
}
// prefer region from tacks stack
if e.Region != null {
config.Region = e.Region
}
client := cf.New(config)
switch e.Mode {
case "create":
return r.runCreate(client, d, stack)
case "upsert":
return r.runUpsert(client, d, stack)
default:
return fmt.Errorf(`unknown mode %q, supported are "create" and "upsert"`)
}
}
func (r *Run) runUpdate(client *cf.CloudFormation, d tacks.Document, stack string) error {
e := d.Environment
tacks.Logger().Infof("Updating stack %s", e.StackName)
var (
capabilities []*string
)
if d.IsIamCapabilitiesRequired() {
capabilities = append(capabilities, aws.String("CAPABILITY_IAM"))
}
_, err := client.UpdateStack(&cf.UpdateStackInput{
Capabilities: capabilities,
StackName: aws.String(e.StackName),
TemplateBody: aws.String(stack),
})
return err
}