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Only download boot2docker.iso one time 

Signed-off-by: Nathan LeClaire <nathan.leclaire@gmail.com>
This commit is contained in:
Nathan LeClaire 2014-12-15 12:57:02 -08:00
parent 808bde5b14
commit fb0407ecdc
1 changed files with 31 additions and 2 deletions
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33
drivers/virtualbox/virtualbox.go
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@ -97,6 +97,17 @@ func (d *Driver) SetConfigFromFlags(flags drivers.DriverOptions) error {
return nil
}
func cpIso(src, dest string) error {
buf, err := ioutil.ReadFile(src)
if err != nil {
return err
}
if err := ioutil.WriteFile(dest, buf, 0600); err != nil {
return err
}
return nil
}
func (d *Driver) Create() error {
var (
err error
@ -124,8 +135,26 @@ func (d *Driver) Create() error {
// return err
// }
}
log.Infof("Downloading boot2docker...")
if err := downloadISO(d.storePath, "boot2docker.iso", isoURL); err != nil {
// todo: check latest release URL, download if it's new
// until then always use "latest"
// todo: use real constant for .docker
rootPath := filepath.Join(drivers.GetHomeDir(), ".docker")
imgPath := filepath.Join(rootPath, "images")
commonIsoPath := filepath.Join(imgPath, "boot2docker.iso")
if _, err := os.Stat(commonIsoPath); os.IsNotExist(err) {
log.Infof("Downloading boot2docker.iso to %s...", commonIsoPath)
if err := os.Mkdir(imgPath, 0700); err != nil {
return err
}
if err := downloadISO(imgPath, "boot2docker.iso", isoURL); err != nil {
return err
}
}
isoDest := filepath.Join(d.storePath, "boot2docker.iso")
if err := cpIso(commonIsoPath, isoDest); err != nil {
return err
}