func (c *Client) Bind(instance *ServiceInstance, app bind.App, unit bind.Unit) (map[string]string, error) {
log.Print("Attempting to call bind of service instance " + instance.Name + " and unit " + unit.GetIp() + " at " + instance.ServiceName + " api")
var resp *http.Response
params := map[string][]string{
"unit-host": {unit.GetIp()},
"app-host": {app.GetIp()},
}
resp, err := c.issueRequest("/resources/"+instance.Name, "POST", params)
if err != nil {
if m, _ := regexp.MatchString("", err.Error()); m {
return nil, fmt.Errorf("%s api is down.", instance.Name)
}
return nil, err
}
if err == nil && resp.StatusCode < 300 {
var result map[string]string
err = c.jsonFromResponse(resp, &result)
if err != nil {
return nil, err
}
return result, nil
}
if resp.StatusCode == http.StatusPreconditionFailed {
return nil, &errors.HTTP{Code: resp.StatusCode, Message: "You cannot bind any app to this service instance because it is not ready yet."}
}
msg := "Failed to bind instance " + instance.Name + " to the unit " + unit.GetIp() + ": " + c.buildErrorMessage(err, resp)
log.Print(msg)
return nil, &errors.HTTP{Code: http.StatusInternalServerError, Message: msg}
}
func (c *Client) Unbind(instance *ServiceInstance, unit bind.Unit) error {
log.Print("Attempting to call unbind of service instance " + instance.Name + " and unit " + unit.GetIp() + " at " + instance.ServiceName + " api")
var resp *http.Response
url := "/resources/" + instance.Name + "/hostname/" + unit.GetIp()
resp, err := c.issueRequest(url, "DELETE", nil)
if err == nil && resp.StatusCode > 299 {
msg := "Failed to unbind instance " + instance.Name + " from the unit " + unit.GetIp() + ": " + c.buildErrorMessage(err, resp)
log.Print(msg)
return &errors.HTTP{Code: http.StatusInternalServerError, Message: msg}
}
return err
}