packer-cn/builder/openstack/step_allocate_ip.go

99 lines
2.8 KiB
Go

package openstack
import (
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
"github.com/rackspace/gophercloud/openstack/compute/v2/extensions/floatingip"
"github.com/rackspace/gophercloud/openstack/compute/v2/servers"
)
type StepAllocateIp struct {
FloatingIpPool string
FloatingIp string
}
func (s *StepAllocateIp) Run(state multistep.StateBag) multistep.StepAction {
ui := state.Get("ui").(packer.Ui)
config := state.Get("config").(Config)
server := state.Get("server").(*servers.Server)
// We need the v2 compute client
client, err := config.computeV2Client()
if err != nil {
err = fmt.Errorf("Error initializing compute client: %s", err)
state.Put("error", err)
return multistep.ActionHalt
}
var instanceIp floatingip.FloatingIP
// This is here in case we error out before putting instanceIp into the
// statebag below, because it is requested by Cleanup()
state.Put("access_ip", &instanceIp)
if s.FloatingIp != "" {
instanceIp.IP = s.FloatingIp
} else if s.FloatingIpPool != "" {
ui.Say(fmt.Sprintf("Creating floating IP..."))
ui.Message(fmt.Sprintf("Pool: %s", s.FloatingIpPool))
newIp, err := floatingip.Create(client, floatingip.CreateOpts{
Pool: s.FloatingIpPool,
}).Extract()
if err != nil {
err := fmt.Errorf("Error creating floating ip from pool '%s'", s.FloatingIpPool)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
instanceIp = *newIp
ui.Message(fmt.Sprintf("Created floating IP: %s", instanceIp.IP))
}
if instanceIp.IP != "" {
ui.Say(fmt.Sprintf("Associating floating IP with server..."))
ui.Message(fmt.Sprintf("IP: %s", instanceIp.IP))
err := floatingip.Associate(client, server.ID, instanceIp.IP).ExtractErr()
if err != nil {
err := fmt.Errorf(
"Error associating floating IP %s with instance: %s",
instanceIp.IP, err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
ui.Message(fmt.Sprintf(
"Added floating IP %s to instance!", instanceIp.IP))
}
state.Put("access_ip", &instanceIp)
return multistep.ActionContinue
}
func (s *StepAllocateIp) Cleanup(state multistep.StateBag) {
config := state.Get("config").(Config)
ui := state.Get("ui").(packer.Ui)
instanceIp := state.Get("access_ip").(*floatingip.FloatingIP)
// We need the v2 compute client
client, err := config.computeV2Client()
if err != nil {
ui.Error(fmt.Sprintf(
"Error deleting temporary floating IP %s", instanceIp.IP))
return
}
if s.FloatingIpPool != "" && instanceIp.ID != "" {
if err := floatingip.Delete(client, instanceIp.ID).ExtractErr(); err != nil {
ui.Error(fmt.Sprintf(
"Error deleting temporary floating IP %s", instanceIp.IP))
return
}
ui.Say(fmt.Sprintf("Deleted temporary floating IP %s", instanceIp.IP))
}
}