func (this *OpenStack) PlanList() ([]*lobster.Plan, error) {
var plans []*lobster.Plan
flavorPager := flavors.ListDetail(this.ComputeClient, flavors.ListOpts{})
err := flavorPager.EachPage(func(page pagination.Page) (bool, error) {
flavorList, err := flavors.ExtractFlavors(page)
if err != nil {
return false, err
}
for _, flavor := range flavorList {
plans = append(plans, &lobster.Plan{
Name: flavor.Name,
Ram: flavor.RAM,
Cpu: flavor.VCPUs,
Storage: flavor.Disk,
Identification: flavor.ID,
})
}
return true, nil
})
if err != nil {
return nil, err
}
return plans, nil
}
func (os *OpenStack) ListFlavors() ([]*compute.Flavor, error) {
var flavorList []*compute.Flavor
flavorPager := flavors.ListDetail(os.ComputeClient, flavors.ListOpts{})
err := flavorPager.EachPage(func(page pagination.Page) (bool, error) {
pageFlavors, err := flavors.ExtractFlavors(page)
if err != nil {
return false, err
}
for _, flavor := range pageFlavors {
flavorList = append(flavorList, &compute.Flavor{
ID: flavor.ID,
Name: flavor.Name,
MemoryMB: flavor.RAM,
NumCores: flavor.VCPUs,
DiskGB: flavor.Disk,
})
}
return true, nil
})
if err != nil {
return nil, err
} else {
return flavorList, nil
}
}
func (this *OpenStack) VmCreate(vm *lobster.VirtualMachine, options *lobster.VMIVmCreateOptions) (string, error) {
flavorID := vm.Plan.Identification
if flavorID == "" {
flavorOpts := flavors.ListOpts{
MinDisk: vm.Plan.Storage,
MinRAM: vm.Plan.Ram,
}
flavorPager := flavors.ListDetail(this.ComputeClient, flavorOpts)
var matchFlavor *flavors.Flavor
err := flavorPager.EachPage(func(page pagination.Page) (bool, error) {
flavorList, err := flavors.ExtractFlavors(page)
if err != nil {
return false, err
}
for _, flavor := range flavorList {
if flavor.Disk == vm.Plan.Storage && flavor.RAM == vm.Plan.Ram && flavor.VCPUs == vm.Plan.Cpu {
matchFlavor = &flavor
return false, nil
}
}
return true, nil
})
if err != nil {
return "", err
} else if matchFlavor == nil {
return "", errors.New("plan not available in this region")
}
flavorID = matchFlavor.ID
}
password := utils.Uid(16)
opts := servers.CreateOpts{
Name: vm.Name,
ImageRef: options.ImageIdentification,
FlavorRef: flavorID,
Networks: []servers.Network{{UUID: this.networkId}},
AdminPass: password,
UserData: []byte("#cloud-config\npassword: "******"\nchpasswd: { expire: False }\nssh_pwauth: True\n"),
}
createResult := servers.Create(this.ComputeClient, opts)
server, err := createResult.Extract()
if err != nil {
return "", err
}
// try to associate floating IP with this VM
// do asynchronously since it might fail until network port is created
go func() {
for try := 0; try < 6; try++ {
time.Sleep(4 * time.Second)
// find a free floating IP
var freeFloatingIp *floatingip.FloatingIP
err := floatingip.List(this.ComputeClient).EachPage(func(page pagination.Page) (bool, error) {
floatingIps, err := floatingip.ExtractFloatingIPs(page)
if err != nil {
return false, err
}
for _, floatingIp := range floatingIps {
if floatingIp.InstanceID == "" {
freeFloatingIp = &floatingIp
return false, nil
}
}
return true, nil
})
if err != nil {
log.Printf("OpenStack: error while looking for free floating IP: %s", err.Error())
continue
} else if freeFloatingIp == nil {
log.Printf("OpenStack: Did not find free floating IP!")
continue
}
// associate it
err = floatingip.Associate(this.ComputeClient, server.ID, freeFloatingIp.IP).ExtractErr()
if err == nil {
break
} else {
log.Printf("OpenStack: error while associating floating IP: %s", err.Error())
}
}
}()
vm.SetMetadata("password", password)
return server.ID, nil
}