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

68 lines
1.7 KiB
Go

package chroot
import (
"context"
"fmt"
"log"
"github.com/antihax/optional"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
"github.com/outscale/osc-sdk-go/osc"
)
// 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 {
oscconn := state.Get("osc").(*osc.APIClient)
//session := state.Get("clientConfig").(*session.Session)
ui := state.Get("ui").(packersdk.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 := oscconn.VmApi.ReadVms(context.Background(), &osc.ReadVmsOpts{
ReadVmsRequest: optional.NewInterface(osc.ReadVmsRequest{Filters: osc.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
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) {}