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scale.go
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scale.go
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/*
* Tencent is pleased to support the open source community by making Blueking Container Service available.
* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
* Licensed under the MIT License (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
* http://opensource.org/licenses/MIT
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package v4http
import (
"github.com/Tencent/bk-bcs/bcs-common/common"
"github.com/Tencent/bk-bcs/bcs-common/common/blog"
bhttp "github.com/Tencent/bk-bcs/bcs-common/common/http"
bcstype "github.com/Tencent/bk-bcs/bcs-common/common/types"
)
// ScaleApplication scale application transparent forwarding
func (s *Scheduler) ScaleApplication(ns, name, instances string, kind bcstype.BcsDataType) (string, error) {
blog.Info("scale application (%s.%s) instances (%s)", ns, name, instances)
if s.GetHost() == "" {
blog.Error("no scheduler is connected by driver")
err := bhttp.InternalError(common.BcsErrCommHttpDo, common.BcsErrCommHttpDoStr+"scheduler not exist")
return err.Error(), err
}
url := s.GetHost() + "/v1/apps/" + ns + "/" + name + "/scale?instances=" + instances + "&kind=" + string(kind)
blog.Info("post a request to url(%s)", url)
reply, err := s.client.POST(url, nil, nil)
if err != nil {
blog.Error("post request to url(%s) failed! err(%s)", url, err.Error())
err = bhttp.InternalError(common.BcsErrCommHttpDo, common.BcsErrCommHttpDoStr+err.Error())
return err.Error(), err
}
return string(reply), nil
}