func main() {
kingpin.Version("0.0.1")
kingpin.CommandLine.Help = "AWS deployment tools."
kingpin.Parse()
auth, err := aws.EnvAuth()
Check(err)
state := new(multistep.BasicStateBag)
// This allows us to share our client connections while in each of the steps.
state.Put("client_elb", elb.New(auth, aws.USWest2))
state.Put("client_ec2", ec2.New(auth, aws.USWest2))
// Standard configuration that has been passed in via the CLI.
state.Put("elb", *elbId)
state.Put("ami", *amiId)
state.Put("key", *key)
state.Put("size", *size)
state.Put("region", aws.Regions[*region])
state.Put("security", *security)
state.Put("tags", *tags)
steps := []multistep.Step{
&StepDestroy{}, // Remove the existing hosts from the Load balancer.
&StepCreate{}, // Create some EC2 instances and ensure they are ready to be deployed.
}
runner := &multistep.BasicRunner{Steps: steps}
runner.Run(state)
}
func (p *ResourceProvider) Configure(c *terraform.ResourceConfig) error {
if _, err := config.Decode(&p.Config, c.Config); err != nil {
return err
}
// Get the auth and region. This can fail if keys/regions were not
// specified and we're attempting to use the environment.
var errs []error
log.Println("[INFO] Building AWS auth structure")
auth, err := p.Config.AWSAuth()
if err != nil {
errs = append(errs, err)
}
log.Println("[INFO] Building AWS region structure")
region, err := p.Config.AWSRegion()
if err != nil {
errs = append(errs, err)
}
if len(errs) == 0 {
log.Println("[INFO] Initializing EC2 connection")
p.ec2conn = ec2.New(auth, region)
log.Println("[INFO] Initializing ELB connection")
p.elbconn = elb.New(auth, region)
log.Println("[INFO] Initializing AutoScaling connection")
p.autoscalingconn = autoscaling.New(auth, region)
log.Println("[INFO] Initializing S3 connection")
p.s3conn = s3.New(auth, region)
log.Println("[INFO] Initializing RDS connection")
p.rdsconn = rds.New(auth, region)
log.Println("[INFO] Initializing Route53 connection")
p.route53 = route53.New(auth, region)
}
if len(errs) > 0 {
return &multierror.Error{Errors: errs}
}
// Create the provider, set the meta
p.p = Provider()
p.p.SetMeta(p)
return nil
}
// Client configures and returns a fully initailized AWSClient
func (c *Config) Client() (interface{}, error) {
var client AWSClient
// Get the auth and region. This can fail if keys/regions were not
// specified and we're attempting to use the environment.
var errs []error
log.Println("[INFO] Building AWS auth structure")
auth, err := c.AWSAuth()
if err != nil {
errs = append(errs, err)
}
log.Println("[INFO] Building AWS region structure")
region, err := c.AWSRegion()
if err != nil {
errs = append(errs, err)
}
if len(errs) == 0 {
log.Println("[INFO] Initializing EC2 connection")
client.ec2conn = ec2.New(auth, region)
log.Println("[INFO] Initializing ELB connection")
client.elbconn = elb.New(auth, region)
log.Println("[INFO] Initializing AutoScaling connection")
client.autoscalingconn = autoscaling.New(auth, region)
log.Println("[INFO] Initializing S3 connection")
client.s3conn = s3.New(auth, region)
log.Println("[INFO] Initializing RDS connection")
client.rdsconn = rds.New(auth, region)
log.Println("[INFO] Initializing Route53 connection")
client.route53 = route53.New(auth, region)
}
if len(errs) > 0 {
return nil, &multierror.Error{Errors: errs}
}
return &client, nil
}