func pullImage(c *nodecontainer.NodeContainerConfig, client *docker.Client, p DockerProvisioner, pool string) (string, error) {
image := c.Image()
output, err := pullWithRetry(client, p, image, 3)
if err != nil {
return "", err
}
digest, _ := fix.GetImageDigest(output)
err = c.PinImageIfNeeded(image, digest, pool)
if err != nil {
return "", err
}
return image, err
}
// title: node container update
// path: /docker/nodecontainers/{name}
// method: POST
// consume: application/x-www-form-urlencoded
// responses:
// 200: Ok
// 400: Invald data
// 401: Unauthorized
// 404: Not found
func nodeContainerUpdate(w http.ResponseWriter, r *http.Request, t auth.Token) (err error) {
err = r.ParseForm()
if err != nil {
return err
}
dec := form.NewDecoder(nil)
dec.IgnoreUnknownKeys(true)
dec.IgnoreCase(true)
var config nodecontainer.NodeContainerConfig
err = dec.DecodeValues(&config, r.Form)
if err != nil {
return err
}
poolName := r.FormValue("pool")
var ctxs []permission.PermissionContext
if poolName != "" {
ctxs = append(ctxs, permission.Context(permission.CtxPool, poolName))
}
if !permission.Check(t, permission.PermNodecontainerUpdate, ctxs...) {
return permission.ErrUnauthorized
}
evt, err := event.New(&event.Opts{
Target: event.Target{Type: event.TargetTypeNodeContainer, Value: config.Name},
Kind: permission.PermNodecontainerUpdate,
Owner: t,
CustomData: event.FormToCustomData(r.Form),
Allowed: event.Allowed(permission.PermPoolReadEvents, ctxs...),
})
if err != nil {
return err
}
defer func() { evt.Done(err) }()
config.Name = r.URL.Query().Get(":name")
err = nodecontainer.UpdateContainer(poolName, &config)
if err != nil {
if err == nodecontainer.ErrNodeContainerNotFound {
return &tsuruErrors.HTTP{
Code: http.StatusNotFound,
Message: err.Error(),
}
}
if _, ok := err.(nodecontainer.ValidationErr); ok {
return &tsuruErrors.HTTP{
Code: http.StatusBadRequest,
Message: err.Error(),
}
}
return err
}
return nil
}