packer-cn/builder/osc/chroot/step_vm_info.go

65 lines
1.6 KiB
Go

package chroot
import (
"context"
"fmt"
"log"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/outscale/osc-go/oapi"
)
// StepVmInfo verifies that this builder is running on an Outscale vm.
type StepVmInfo struct{}
func (s *StepVmInfo) Run(_ context.Context, state multistep.StateBag) multistep.StepAction {
oapiconn := state.Get("oapi").(*oapi.Client)
//session := state.Get("clientConfig").(*session.Session)
ui := state.Get("ui").(packer.Ui)
// Get our own vm ID
ui.Say("Gathering information about this Outscale vm...")
cmd := ShellCommand("curl http://169.254.169.254/latest/meta-data/instance-id")
vmID, err := cmd.Output()
if err != nil {
err := fmt.Errorf(
"Error retrieving the ID of the vm Packer is running on.\n" +
"Please verify Packer is running on a proper Outscale vm.")
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
log.Printf("[Debug] VmID got: %s", string(vmID))
// Query the entire vm metadata
resp, err := oapiconn.POST_ReadVms(oapi.ReadVmsRequest{Filters: oapi.FiltersVm{
VmIds: []string{string(vmID)},
}})
if err != nil {
err := fmt.Errorf("Error getting vm data: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
vmsResp := resp.OK
if len(vmsResp.Vms) == 0 {
err := fmt.Errorf("Error getting vm data: no vm found.")
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
vm := vmsResp.Vms[0]
state.Put("vm", vm)
return multistep.ActionContinue
}
func (s *StepVmInfo) Cleanup(multistep.StateBag) {}