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scheduler.go
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/
scheduler.go
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// Copyright (c) 2021 Terminus, Inc.
//
// This program is free software: you can use, redistribute, and/or modify
// it under the terms of the GNU Affero General Public License, version 3
// or later ("AGPL"), as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package bundle
import (
fmt "fmt"
"github.com/erda-project/erda/apistructs"
"github.com/erda-project/erda/bundle/apierrors"
"github.com/erda-project/erda/pkg/http/httputil"
)
func (b *Bundle) CreateJob(job apistructs.JobFromUser) (jsonResp apistructs.JobCreateResponse, err error) {
host, err := b.urls.Scheduler()
if err != nil {
return
}
resp, err := b.hc.Put(host).
Path("/v1/job/create").
Header(httputil.InternalHeader, "bundle").
JSONBody(apistructs.JobCreateRequest(job)).Do().JSON(&jsonResp)
if err != nil {
err = apierrors.ErrInvoke.InternalError(err)
return
}
if !resp.IsOK() || jsonResp.Error != "" {
err = fmt.Errorf("fail to invoke: %s", jsonResp.Error)
return
}
return jsonResp, nil
}
func (b *Bundle) StartJob(namespace string, name string) (jsonResp apistructs.JobStartResponse, err error) {
host, err := b.urls.Scheduler()
if err != nil {
return
}
resp, err := b.hc.Post(host).
Path(fmt.Sprintf("/v1/job/%s/%s/start", namespace, name)).
Header(httputil.InternalHeader, "bundle").
Do().JSON(&jsonResp)
if err != nil {
err = apierrors.ErrInvoke.InternalError(err)
return
}
if !resp.IsOK() || jsonResp.Error != "" {
err = fmt.Errorf("fail to invoke: %s", jsonResp.Error)
return
}
return jsonResp, nil
}
func (b *Bundle) GetJobStatus(namespace string, name string) (status apistructs.StatusCode, err error) {
status = apistructs.StatusUnknown
host, err := b.urls.Scheduler()
if err != nil {
return
}
var statusResult struct {
Status string `json:"status"`
LastMessage string `json:"last_message"`
}
resp, err := b.hc.Get(host).
Path(fmt.Sprintf("/v1/job/%s/%s", namespace, name)).
Header(httputil.InternalHeader, "bundle").
Do().JSON(&statusResult)
if err != nil {
err = apierrors.ErrInvoke.InternalError(err)
return
}
if !resp.IsOK() {
err = fmt.Errorf("response http code not ok: %d", resp.StatusCode())
return
}
status = transferStatus(statusResult.Status)
return status, nil
}
func (b *Bundle) DeleteJob(namespace string, name string) (jsonResp apistructs.JobDeleteResponse, err error) {
host, err := b.urls.Scheduler()
if err != nil {
return
}
resp, err := b.hc.Delete(host).
Path(fmt.Sprintf("/v1/job/%s/%s/delete", namespace, name)).
Header(httputil.InternalHeader, "bundle").
Do().JSON(&jsonResp)
if err != nil {
err = apierrors.ErrInvoke.InternalError(err)
return
}
if !resp.IsOK() || jsonResp.Error != "" {
err = fmt.Errorf("fail to invoke: %s", jsonResp.Error)
return
}
return jsonResp, nil
}
func (b *Bundle) StopJob(namespace string, name string) (jsonResp apistructs.JobStopResponse, err error) {
host, err := b.urls.Scheduler()
if err != nil {
return
}
resp, err := b.hc.Post(host).
Path(fmt.Sprintf("/v1/job/%s/%s/stop", namespace, name)).
Header(httputil.InternalHeader, "bundle").
Do().JSON(&jsonResp)
if err != nil {
err = apierrors.ErrInvoke.InternalError(err)
return
}
if !resp.IsOK() || jsonResp.Error != "" {
err = fmt.Errorf("fail to invoke: %s", jsonResp.Error)
return
}
return jsonResp, nil
}
func transferStatus(status string) apistructs.StatusCode {
switch status {
case string(apistructs.StatusError):
return apistructs.StatusError
case string(apistructs.StatusUnknown):
return apistructs.StatusUnknown
case string(apistructs.StatusCreated):
return apistructs.StatusCreated
case string(apistructs.StatusUnschedulable), "INITIAL":
return apistructs.StatusUnschedulable
case string(apistructs.StatusRunning), "ACTIVE":
return apistructs.StatusRunning
case string(apistructs.StatusStoppedOnOK), string(apistructs.StatusFinished):
return apistructs.StatusStoppedOnOK
case string(apistructs.StatusStoppedOnFailed), string(apistructs.StatusFailed):
return apistructs.StatusStoppedOnFailed
case string(apistructs.StatusStoppedByKilled):
return apistructs.StatusStoppedByKilled
case string(apistructs.StatusNotFoundInCluster):
// scheduler 返回 job 在 cluster 中不存在 (在 etcd 中存在),对应为 启动错误
// 典型场景:created 成功,env key 为数字,导致 start job 时真正去创建 k8s job 时失败,即启动失败
return apistructs.StatusNotFoundInCluster
}
return apistructs.StatusUnknown
}