func (m *MarathonService) CreateGroup(payload []byte, marathonEndpoint string) (deploymentId string, err error) {
url := strings.Join([]string{"http://", marathonEndpoint, "/v2/groups"}, "")
logrus.Debugf("start to post group json %b to marathon %v", string(payload), marathonEndpoint)
resp, err := httpclient.Http_post(url, string(payload),
httpclient.Header{"Content-Type", "application/json"})
if err != nil {
logrus.Errorf("post group to marathon failed, error is %v", err)
return
}
defer resp.Body.Close()
// if response status is greater than 400, means marathon returns error
// else parse body, findout deploymentId, and return
data, _ := ioutil.ReadAll(resp.Body)
if resp.StatusCode >= 400 {
logrus.Errorf("marathon returned error code is %v", resp.StatusCode)
logrus.Errorf("detail is %v", string(data))
err = errors.New(string(data))
return
}
// Parse data: marathon json data
jsondata := map[string]interface{}{}
result := json.NewDecoder(strings.NewReader(string(data)))
result.Decode(&jsondata)
jq := jsonq.NewQuery(jsondata)
deploymentId, err = jq.String("deploymentId")
return
}
//send request to dcos deployment module to add nodes
func SendAddNodesRequest(request *dcosentity.AddNodeRequest) (servers *[]dcosentity.Server, err error) {
logrus.Infoln("Call deployment to add nodes")
body, err := json.Marshal(request)
deployUrl, err := common.UTIL.LbClient.GetDeployEndpoint()
if err != nil {
logrus.Errorf("get deploy endpoint err is %v", err)
return nil, err
}
url := strings.Join([]string{"http://", deployUrl, "/v1/deploy/nodes"}, "")
logrus.Debugln("get deploy url=" + url)
resp, err := httpclient.Http_post(url, string(body),
httpclient.Header{"Content-Type", "application/json"})
if err != nil {
logrus.Errorf("send http post to dcos deployment error %v", err)
return nil, err
}
defer resp.Body.Close()
data, _ := ioutil.ReadAll(resp.Body)
if resp.StatusCode >= 400 {
logrus.Errorf("http status code from dcos deployment failed %v", string(data))
return nil, errors.New("http status code from dcos deployment failed")
}
success := isResponseSuccess(data)
if !success {
return nil, errors.New("add node deployment module not success")
}
servers = new([]dcosentity.Server)
err = getRetFromResponse(data, servers)
return servers, err
}