packer-plugin-xenserver/builder/xenserver/step_shutdown_and_export.go
2014-12-08 15:37:36 +00:00

99 lines
2.3 KiB
Go

package xenserver
/* Taken from https://raw.githubusercontent.com/mitchellh/packer/master/builder/qemu/step_prepare_output_dir.go */
import (
"crypto/tls"
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
"io"
"net/http"
"os"
)
type stepShutdownAndExport struct{}
func downloadFile(url, filename string) (err error) {
// Create the file
fh, err := os.Create(filename)
if err != nil {
return err
}
// Define a new transport which allows self-signed certs
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}
// Create a client
client := &http.Client{Transport: tr}
// Create request and download file
resp, err := client.Get(url)
if err != nil {
return err
}
defer resp.Body.Close()
io.Copy(fh, resp.Body)
return nil
}
func (stepShutdownAndExport) Run(state multistep.StateBag) multistep.StepAction {
config := state.Get("config").(config)
ui := state.Get("ui").(packer.Ui)
client := state.Get("client").(XenAPIClient)
instance_uuid := state.Get("instance_uuid").(string)
instance, _ := client.GetVMByUuid(instance_uuid)
ui.Say("Step: Shutdown and export VPX")
// Shutdown the VM
ui.Say("Shutting down the VM...")
instance.CleanShutdown()
//Export the VM
export_url := fmt.Sprintf("https://%s/export?vm=%s&session_id=%s",
client.Host,
instance.Ref,
client.Session.(string),
)
export_filename := fmt.Sprintf("%s/%s.xva", config.OutputDir, config.InstanceName)
ui.Say("Getting metadata " + export_url)
downloadFile(export_url, export_filename)
disks, _ := instance.GetDisks()
for _, disk := range disks {
disk_uuid, _ := disk.GetUuid()
// Basic auth in URL request is required as session token is not
// accepted for some reason.
// @todo: raise with XAPI team.
disk_export_url := fmt.Sprintf("https://%s:%s@%s/export_raw_vdi?vdi=%s",
client.Username,
client.Password,
client.Host,
disk_uuid,
)
ui.Say("Getting " + disk_export_url)
disk_export_filename := fmt.Sprintf("%s/%s.raw", config.OutputDir, disk_uuid)
ui.Say("Downloading " + disk_uuid)
downloadFile(disk_export_url, disk_export_filename)
}
ui.Say("Download completed: " + config.OutputDir)
return multistep.ActionContinue
}
func (stepShutdownAndExport) Cleanup(state multistep.StateBag) {
}