matthew/packer-plugin-xenserver
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Add error handling to step_wait

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This commit is contained in:
Cheng Sun 2014-12-09 11:47:07 +00:00
parent c88168f4ba
commit 70e57a2d66
1 changed files with 27 additions and 5 deletions
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32
builder/xenserver/step_wait.go
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@ -1,6 +1,7 @@
package xenserver
import (
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
"time"
@ -16,11 +17,17 @@ func (self *stepWait) Run(state multistep.StateBag) multistep.StepAction {
ui.Say("Step: Wait for install to complete.")
instance_id := state.Get("instance_uuid").(string)
instance, _ := client.GetVMByUuid(instance_id)
instance, err := client.GetVMByUuid(instance_id)
if err != nil {
ui.Error(fmt.Sprintf("Could not get VM from UUID %s", instance_id))
ui.Error(err.Error())
return multistep.ActionHalt
}
//Expect install to be configured to shutdown on completion
err := InterruptibleWait{
err = InterruptibleWait{
Predicate: func() (bool, error) {
ui.Say("Waiting for install to complete.")
power_state, err := instance.GetPowerState()
return power_state == "Halted", err
},
@ -37,9 +44,19 @@ func (self *stepWait) Run(state multistep.StateBag) multistep.StepAction {
ui.Say("Install has completed. Moving on.")
// Eject ISO from drive
vbds, _ := instance.GetVBDs()
vbds, err := instance.GetVBDs()
if err != nil {
ui.Error(fmt.Sprintf("Could not get VBDs"))
ui.Error(err.Error())
return multistep.ActionHalt
}
for _, vbd := range vbds {
rec, _ := vbd.GetRecord()
rec, err := vbd.GetRecord()
if err != nil {
ui.Error(fmt.Sprintf("Could not get record for VBD"))
ui.Error(err.Error())
return multistep.ActionHalt
}
// Hack - should encapsulate this in the client really
// This is needed because we can't guarentee the type
@ -55,7 +72,12 @@ func (self *stepWait) Run(state multistep.StateBag) multistep.StepAction {
}
// Destroy all connected VIFs
vifs, _ := instance.GetVIFs()
vifs, err := instance.GetVIFs()
if err != nil {
ui.Error(fmt.Sprintf("Could not get VIFs"))
ui.Error(err.Error())
return multistep.ActionHalt
}
for _, vif := range vifs {
ui.Message("Destroying VIF " + vif.Ref)
vif.Destroy()