func (c *AWSCluster) SetDefaultsAndValidate() error {
c.ClusterID = c.base.ID
if c.StackName == "" {
c.StackName = c.base.ID
}
if c.InstanceType == "" {
c.InstanceType = DefaultInstanceType
}
if c.VpcCIDR == "" {
c.VpcCIDR = "10.0.0.0/16"
}
if c.SubnetCIDR == "" {
c.SubnetCIDR = "10.0.0.0/21"
}
if err := c.validateInputs(); err != nil {
return err
}
c.base.SSHUsername = "******"
if err := c.base.SetDefaultsAndValidate(); err != nil {
return err
}
c.ec2 = ec2.New(c.creds, c.Region, nil)
c.cf = cloudformation.New(c.creds, c.Region, nil)
return nil
}
func amis(args *docopt.Args) {
auth, err := aws.EnvCreds()
if err != nil {
log.Fatal(err)
}
manifest := &release.EC2Manifest{}
if err := json.NewDecoder(os.Stdin).Decode(manifest); err != nil {
log.Fatal(err)
}
for _, s := range strings.Split(args.String["<ids>"], ",") {
regionID := strings.SplitN(s, ":", 2)
svc := ec2.New(auth, regionID[0], nil)
resp, err := svc.DescribeImages(&ec2.DescribeImagesRequest{ImageIDs: []string{regionID[1]}})
if err != nil {
log.Fatal(err)
}
if len(resp.Images) < 1 {
log.Fatalln("Could not find image", regionID[1])
}
image := resp.Images[0]
var snapshotID string
for _, mapping := range image.BlockDeviceMappings {
if *mapping.DeviceName == *image.RootDeviceName {
snapshotID = *mapping.EBS.SnapshotID
}
}
if snapshotID == "" {
log.Fatalln("Could not determine RootDeviceSnapshotID for", regionID[1])
}
manifest.Add(args.String["<version>"], &release.EC2Image{
ID: *image.ImageID,
Name: *image.Name,
Region: regionID[0],
OwnerID: *image.OwnerID,
RootDeviceType: *image.RootDeviceType,
RootDeviceName: *image.RootDeviceName,
RootDeviceSnapshotID: snapshotID,
VirtualizationType: *image.VirtualizationType,
Hypervisor: *image.Hypervisor,
})
}
if err := json.NewEncoder(os.Stdout).Encode(manifest); err != nil {
log.Fatal(err)
}
}
func (c *AWSCluster) SetCreds(creds *Credential) error {
if creds == nil || creds.ID == "aws_env" {
c.base.CredentialID = "aws_env"
awsCreds, err := aws.EnvCreds()
if err != nil {
return err
}
c.creds = awsCreds
} else {
c.base.credential = creds
c.base.CredentialID = creds.ID
c.creds = aws.Creds(creds.ID, creds.Secret, "")
}
c.ec2 = ec2.New(c.creds, c.Region, nil)
c.cf = cloudformation.New(c.creds, c.Region, nil)
return nil
}