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Merge pull request #223 from vmware/revert-218-job-service

Browse Source 
Revert "introduce workerpool to handle jobs"
This commit is contained in:
Daniel Jiang 2016-05-13 14:49:41 +08:00
commit 4e362ff06f
24 changed files with 4 additions and 1360 deletions
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47
Deploy/db/registry.sql
View File

@ -103,53 +103,6 @@ create table access_log (
FOREIGN KEY (project_id) REFERENCES project (project_id)
);
create table replication_policy (
id int NOT NULL AUTO_INCREMENT,
name varchar(256),
project_id int NOT NULL,
target_id int NOT NULL,
enabled tinyint(1) NOT NULL DEFAULT 1,
description text,
cron_str varchar(256),
start_time timestamp,
creation_time timestamp default CURRENT_TIMESTAMP,
update_time timestamp default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP,
PRIMARY KEY (id)
);
create table replication_target (
id int NOT NULL AUTO_INCREMENT,
name varchar(64),
url varchar(64),
username varchar(40),
password varchar(40),
creation_time timestamp default CURRENT_TIMESTAMP,
update_time timestamp default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP,
PRIMARY KEY (id)
);
create table replication_job (
id int NOT NULL AUTO_INCREMENT,
status varchar(64) NOT NULL,
policy_id int NOT NULL,
repository varchar(256) NOT NULL,
operation varchar(64) NOT NULL,
creation_time timestamp default CURRENT_TIMESTAMP,
update_time timestamp default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP,
PRIMARY KEY (id)
);
create table job_log (
log_id int NOT NULL AUTO_INCREMENT,
job_id int NOT NULL,
level varchar(64) NOT NULL,
message text,
creation_time timestamp,
update_time timestamp,
PRIMARY KEY (log_id),
FOREIGN KEY (job_id) REFERENCES replication_job (id)
);
create table properties (
k varchar(64) NOT NULL,
v varchar(128) NOT NULL,

87
api/job.go
View File

@ -1,87 +0,0 @@
package api
/*
import (
"encoding/json"
"fmt"
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/job"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"net/http"
"strconv"
)
type JobAPI struct {
BaseAPI
}
func (ja *JobAPI) Post() {
var je models.JobEntry
ja.DecodeJSONReq(&je)
res, err := json.Marshal(je.Options)
if !job.RunnerExists(je.Type) {
log.Errorf("runner for type %s is not registered", je.Type)
ja.RenderError(http.StatusBadRequest, fmt.Sprintf("runner for type %s is not registered", je.Type))
return
}
je.OptionsStr = string(res)
if err != nil {
log.Warningf("Error marshaling options: %v", err)
}
res, err = json.Marshal(je.Parms)
je.ParmsStr = string(res)
if err != nil {
log.Warningf("Error marshaling parms: %v", err)
}
jobID, err := dao.AddJob(je)
if err != nil {
log.Errorf("Failed to add job to DB, error: %v", err)
ja.RenderError(http.StatusInternalServerError, "Failed to add job")
return
}
je.ID = jobID
log.Debugf("job Id:%d, type: %s", je.ID, je.Type)
job.Schedule(je)
}
func (ja *JobAPI) Get() {
idStr := ja.Ctx.Input.Param(":id")
if len(idStr) > 0 {
jobID, err := strconv.ParseInt(idStr, 10, 64)
if err != nil {
log.Errorf("Failed to parse job id in url: %s", idStr)
ja.RenderError(http.StatusBadRequest, "invalid job id")
return
}
je, err := dao.GetJob(jobID)
if err != nil {
log.Errorf("Failed to query job from db, error: %v", err)
ja.RenderError(http.StatusInternalServerError, "Failed to query job")
return
}
if je == nil {
log.Errorf("job does not exist, id: %d", jobID)
ja.RenderError(http.StatusNotFound, "")
return
}
logs, err := dao.GetJobLogs(jobID)
if err != nil {
log.Errorf("Failed to get job logs, error: %v", err)
ja.RenderError(http.StatusInternalServerError, "Failed to query job")
return
}
je.Logs = logs
ja.Data["json"] = je
} else {
jobs, err := dao.ListJobs()
if err != nil {
log.Errorf("Failed to list jobs, error:%v", err)
ja.RenderError(http.StatusInternalServerError, "Failed to query job")
}
log.Debugf("jobs: %v", jobs)
ja.Data["json"] = jobs
}
ja.ServeJSON()
}*/

106
api/replication.go
View File

@ -1,106 +0,0 @@
package api
import (
"encoding/json"
"fmt"
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/job"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"io/ioutil"
"net/http"
"net/http/httputil"
"os"
"strconv"
"strings"
)
type ReplicationJob struct {
BaseAPI
}
type ReplicationReq struct {
PolicyID int64 `json:"policy_id"`
}
func (rj *ReplicationJob) Post() {
var data ReplicationReq
rj.DecodeJSONReq(&data)
log.Debugf("data: %+v", data)
p, err := dao.GetRepPolicy(data.PolicyID)
if err != nil {
log.Errorf("Failed to get policy, error: %v", err)
rj.RenderError(http.StatusInternalServerError, fmt.Sprintf("Failed to get policy, id: %d", data.PolicyID))
return
}
repoList, err := getRepoList(p.ProjectID)
if err != nil {
log.Errorf("Failed to get repository list, project id: %d, error: %v", p.ProjectID, err)
rj.RenderError(http.StatusInternalServerError, err.Error())
return
}
log.Debugf("repo list: %v", repoList)
for _, repo := range repoList {
j := models.RepJob{
Repository: repo,
PolicyID: data.PolicyID,
Operation: models.RepOpTransfer,
}
log.Debugf("Creating job for repo: %s, policy: %d", repo, data.PolicyID)
id, err := dao.AddRepJob(j)
if err != nil {
log.Errorf("Failed to insert job record, error: %v", err)
rj.RenderError(http.StatusInternalServerError, err.Error())
return
}
log.Debugf("Send job to scheduler, job id: %d", id)
job.Schedule(id)
}
}
// calls the api from UI to get repo list
func getRepoList(projectID int64) ([]string, error) {
uiURL := os.Getenv("UI_URL")
if len(uiURL) == 0 {
uiURL = "ui"
}
if !strings.HasSuffix(uiURL, "/") {
uiURL += "/"
}
//TODO:Use secret key instead
uiUser := os.Getenv("UI_USR")
if len(uiUser) == 0 {
uiUser = "admin"
}
uiPwd := os.Getenv("UI_PWD")
if len(uiPwd) == 0 {
uiPwd = "Harbor12345"
}
client := &http.Client{}
req, err := http.NewRequest("GET", uiURL+"api/repositories?project_id="+strconv.Itoa(int(projectID)), nil)
if err != nil {
log.Errorf("Error when creating request: %v")
return nil, err
}
req.SetBasicAuth(uiUser, uiPwd)
resp, err := client.Do(req)
if err != nil {
log.Errorf("Error when calling UI api to get repositories, error: %v", err)
return nil, err
}
if resp.StatusCode != http.StatusOK {
log.Errorf("Unexpected status code: %d", resp.StatusCode)
dump, _ := httputil.DumpResponse(resp, true)
log.Debugf("response: %q", dump)
return nil, fmt.Errorf("Unexpected status code when getting repository list: %d", resp.StatusCode)
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Errorf("Failed to read the response body, error: %v")
return nil, err
}
var repoList []string
err = json.Unmarshal(body, &repoList)
return repoList, err
}

230
dao/dao_test.go
View File

@ -20,9 +20,11 @@ import (
"testing"
"time"
"github.com/astaxie/beego/orm"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"github.com/vmware/harbor/models"
"github.com/astaxie/beego/orm"
)
func execUpdate(o orm.Ormer, sql string, params interface{}) error {
@ -733,227 +735,3 @@ func TestDeleteUser(t *testing.T) {
t.Errorf("user is not nil after deletion, user: %+v", user)
}
}
var targetID, policyID, jobID int64
func TestAddRepTarget(t *testing.T) {
target := models.RepTarget{
URL: "127.0.0.1:5000",
Username: "admin",
Password: "admin",
}
//_, err := AddRepTarget(target)
id, err := AddRepTarget(target)
t.Logf("added target, id: %d", id)
if err != nil {
t.Errorf("Error occurred in AddRepTarget: %v", err)
} else {
targetID = id
}
id2 := id + 99
tgt, err := GetRepTarget(id2)
if err != nil {
t.Errorf("Error occurred in GetTarget: %v, id: %d", err, id2)
}
if tgt != nil {
t.Errorf("There should not be a target with id: %d", id2)
}
tgt, err = GetRepTarget(id)
if err != nil {
t.Errorf("Error occurred in GetTarget: %v, id: %d", err, id)
}
if tgt == nil {
t.Errorf("Unable to find a target with id: %d", id)
}
if tgt.URL != "127.0.0.1:5000" {
t.Errorf("Unexpected url in target: %s, expected 127.0.0.1:5000", tgt.URL)
}
if tgt.Username != "admin" {
t.Errorf("Unexpected username in target: %s, expected admin", tgt.Username)
}
}
func TestAddRepPolicy(t *testing.T) {
policy := models.RepPolicy{
ProjectID: 1,
Enabled: 1,
TargetID: targetID,
Description: "whatever",
Name: "mypolicy",
}
id, err := AddRepPolicy(policy)
t.Logf("added policy, id: %d", id)
if err != nil {
t.Errorf("Error occurred in AddRepPolicy: %v", err)
} else {
policyID = id
}
p, err := GetRepPolicy(id)
if err != nil {
t.Errorf("Error occurred in GetPolicy: %v, id: %d", err, id)
}
if p == nil {
t.Errorf("Unable to find a policy with id: %d", id)
}
if p.Name != "mypolicy" || p.TargetID != targetID || p.Enabled != 1 || p.Description != "whatever" {
t.Errorf("The data does not match, expected: Name: mypolicy, TargetID: %d, Enabled: 1, Description: whatever;\n result: Name: %s, TargetID: %d, Enabled: %d, Description: %s",
targetID, p.Name, p.TargetID, p.Enabled, p.Description)
}
var tm time.Time = time.Now().AddDate(0, 0, -1)
if !p.StartTime.After(tm) {
t.Errorf("Unexpected start_time: %v", p.StartTime)
}
}
func TestDisableRepPolicy(t *testing.T) {
err := DisableRepPolicy(policyID)
if err != nil {
t.Errorf("Failed to disable policy, id: %d", policyID)
}
p, err := GetRepPolicy(policyID)
if err != nil {
t.Errorf("Error occurred in GetPolicy: %v, id: %d", err, policyID)
}
if p == nil {
t.Errorf("Unable to find a policy with id: %d", policyID)
}
if p.Enabled == 1 {
t.Errorf("The Enabled value of replication policy is still 1 after disabled, id: %d", policyID)
}
}
func TestEnableRepPolicy(t *testing.T) {
err := EnableRepPolicy(policyID)
if err != nil {
t.Errorf("Failed to disable policy, id: %d", policyID)
}
p, err := GetRepPolicy(policyID)
if err != nil {
t.Errorf("Error occurred in GetPolicy: %v, id: %d", err, policyID)
}
if p == nil {
t.Errorf("Unable to find a policy with id: %d", policyID)
}
if p.Enabled == 0 {
t.Errorf("The Enabled value of replication policy is still 0 after disabled, id: %d", policyID)
}
}
func TestAddRepPolicy2(t *testing.T) {
policy2 := models.RepPolicy{
ProjectID: 3,
Enabled: 0,
TargetID: 3,
Description: "whatever",
Name: "mypolicy",
}
id, err := AddRepPolicy(policy2)
t.Logf("added policy, id: %d", id)
if err != nil {
t.Errorf("Error occurred in AddRepPolicy: %v", err)
}
p, err := GetRepPolicy(id)
if err != nil {
t.Errorf("Error occurred in GetPolicy: %v, id: %d", err, id)
}
if p == nil {
t.Errorf("Unable to find a policy with id: %d", id)
}
var tm time.Time
if p.StartTime.After(tm) {
t.Errorf("Unexpected start_time: %v", p.StartTime)
}
}
func TestAddRepJob(t *testing.T) {
job := models.RepJob{
Repository: "library/ubuntu",
PolicyID: policyID,
Operation: "transfer",
}
id, err := AddRepJob(job)
if err != nil {
t.Errorf("Error occurred in AddRepJob: %v", err)
} else {
jobID = id
}
j, err := GetRepJob(id)
if err != nil {
t.Errorf("Error occurred in GetRepJob: %v, id: %d", err, id)
}
if j == nil {
t.Errorf("Unable to find a job with id: %d", id)
}
if j.Status != models.JobPending || j.Repository != "library/ubuntu" || j.PolicyID != policyID || j.Operation != "transfer" {
t.Errorf("Expected data of job, id: %d, Status: %s, Repository: library/ubuntu, PolicyID: %d, Operation: transfer, "+
"but in returned data:, Status: %s, Repository: %s, Operation: %s, PolicyID: %d", id, models.JobPending, policyID, j.Status, j.Repository, j.Operation, j.PolicyID)
}
}
func TestUpdateRepJobStatus(t *testing.T) {
err := UpdateRepJobStatus(jobID, models.JobFinished)
if err != nil {
t.Errorf("Error occured in UpdateRepJobStatus, error: %v, id: %d", err, jobID)
return
}
j, err := GetRepJob(jobID)
if err != nil {
t.Errorf("Error occurred in GetRepJob: %v, id: %d", err, jobID)
}
if j == nil {
t.Errorf("Unable to find a job with id: %d", jobID)
}
if j.Status != models.JobFinished {
t.Errorf("Job's status: %s, expected: %s, id: %d", j.Status, models.JobFinished, jobID)
}
}
func TestDeleteRepTarget(t *testing.T) {
err := DeleteRepTarget(targetID)
if err != nil {
t.Errorf("Error occured in DeleteRepTarget: %v, id: %d", err, targetID)
return
}
t.Logf("deleted target, id: %d", targetID)
tgt, err := GetRepTarget(targetID)
if err != nil {
t.Errorf("Error occurred in GetTarget: %v, id: %d", err, targetID)
}
if tgt != nil {
t.Errorf("Able to find target after deletion, id: %d", targetID)
}
}
func TestDeleteRepPolicy(t *testing.T) {
err := DeleteRepPolicy(policyID)
if err != nil {
t.Errorf("Error occured in DeleteRepPolicy: %v, id: %d", err, policyID)
return
}
t.Logf("delete rep policy, id: %d", policyID)
p, err := GetRepPolicy(policyID)
if err != nil {
t.Errorf("Error occured in GetRepPolicy:%v", err)
}
if p != nil {
t.Errorf("Able to find rep policy after deletion, id: %d", policyID)
}
}
func TestDeleteRepJob(t *testing.T) {
err := DeleteRepJob(jobID)
if err != nil {
t.Errorf("Error occured in DeleteRepJob: %v, id: %d", err, jobID)
return
}
t.Logf("deleted rep job, id: %d", jobID)
j, err := GetRepJob(jobID)
if err != nil {
t.Errorf("Error occured in GetRepJob:%v", err)
}
if j != nil {
t.Errorf("Able to find rep job after deletion, id: %d", jobID)
}
}

76
dao/job.go
View File

@ -1,76 +0,0 @@
package dao
import (
"github.com/astaxie/beego/orm"
"github.com/vmware/harbor/models"
// "github.com/vmware/harbor/utils/log"
)
func AddJob(entry models.JobEntry) (int64, error) {
sql := `insert into job (job_type, status, options, parms, cron_str, creation_time, update_time) values (?,"pending",?,?,?,NOW(),NOW())`
o := orm.NewOrm()
p, err := o.Raw(sql).Prepare()
if err != nil {
return 0, err
}
r, err := p.Exec(entry.Type, entry.OptionsStr, entry.ParmsStr, entry.CronStr)
if err != nil {
return 0, err
}
id, err := r.LastInsertId()
return id, err
}
func AddJobLog(id int64, level string, message string) error {
sql := `insert into job_log (job_id, level, message, creation_time, update_time) values (?, ?, ?, NOW(), NOW())`
//log.Debugf("trying to add a log for job:%d", id)
o := orm.NewOrm()
p, err := o.Raw(sql).Prepare()
if err != nil {
return err
}
_, err = p.Exec(id, level, message)
return err
}
func UpdateJobStatus(id int64, status string) error {
o := orm.NewOrm()
sql := "update job set status=?, update_time=NOW() where job_id=?"
_, err := o.Raw(sql, status, id).Exec()
return err
}
func ListJobs() ([]models.JobEntry, error) {
o := orm.NewOrm()
sql := `select j.job_id, j.job_type, j.status, j.enabled, j.creation_time, j.update_time from job j`
var res []models.JobEntry
_, err := o.Raw(sql).QueryRows(&res)
if err != nil {
return nil, err
}
return res, err
}
func GetJob(id int64) (*models.JobEntry, error) {
o := orm.NewOrm()
sql := `select j.job_id, j.job_type, j.status, j.enabled, j.creation_time, j.update_time from job j where j.job_id = ?`
var res []models.JobEntry
p := make([]interface{}, 1)
p = append(p, id)
n, err := o.Raw(sql, p).QueryRows(&res)
if n == 0 {
return nil, err
}
return &res[0], err
}
func GetJobLogs(jobID int64) ([]models.JobLog, error) {
o := orm.NewOrm()
var res []models.JobLog
p := make([]interface{}, 1)
p = append(p, jobID)
sql := `select l.log_id, l.job_id, l.level, l.message, l.creation_time, l.update_time from job_log l where l.job_id = ?`
_, err := o.Raw(sql, p).QueryRows(&res)
return res, err
}

113
dao/replication_job.go
View File

@ -1,113 +0,0 @@
package dao
import (
"fmt"
"github.com/astaxie/beego/orm"
"github.com/vmware/harbor/models"
)
func AddRepTarget(target models.RepTarget) (int64, error) {
o := orm.NewOrm()
return o.Insert(&target)
}
func GetRepTarget(id int64) (*models.RepTarget, error) {
o := orm.NewOrm()
t := models.RepTarget{ID: id}
err := o.Read(&t)
if err == orm.ErrNoRows {
return nil, nil
}
return &t, err
}
func DeleteRepTarget(id int64) error {
o := orm.NewOrm()
_, err := o.Delete(&models.RepTarget{ID: id})
return err
}
func AddRepPolicy(policy models.RepPolicy) (int64, error) {
o := orm.NewOrm()
sqlTpl := `insert into replication_policy (name, project_id, target_id, enabled, description, cron_str, start_time, creation_time, update_time ) values (?, ?, ?, ?, ?, ?, %s, NOW(), NOW())`
var sql string
if policy.Enabled == 1 {
sql = fmt.Sprintf(sqlTpl, "NOW()")
} else {
sql = fmt.Sprintf(sqlTpl, "NULL")
}
p, err := o.Raw(sql).Prepare()
if err != nil {
return 0, err
}
r, err := p.Exec(policy.Name, policy.ProjectID, policy.TargetID, policy.Enabled, policy.Description, policy.CronStr)
if err != nil {
return 0, err
}
id, err := r.LastInsertId()
return id, err
}
func GetRepPolicy(id int64) (*models.RepPolicy, error) {
o := orm.NewOrm()
p := models.RepPolicy{ID: id}
err := o.Read(&p)
if err == orm.ErrNoRows {
return nil, nil
}
return &p, err
}
func DeleteRepPolicy(id int64) error {
o := orm.NewOrm()
_, err := o.Delete(&models.RepPolicy{ID: id})
return err
}
func updateRepPolicyEnablement(id int64, enabled int) error {
o := orm.NewOrm()
p := models.RepPolicy{
ID: id,
Enabled: enabled}
num, err := o.Update(&p, "Enabled")
if num == 0 {
err = fmt.Errorf("Failed to update replication policy with id: %d", id)
}
return err
}
func EnableRepPolicy(id int64) error {
return updateRepPolicyEnablement(id, 1)
}
func DisableRepPolicy(id int64) error {
return updateRepPolicyEnablement(id, 0)
}
func AddRepJob(job models.RepJob) (int64, error) {
o := orm.NewOrm()
if len(job.Status) == 0 {
job.Status = models.JobPending
}
return o.Insert(&job)
}
func GetRepJob(id int64) (*models.RepJob, error) {
o := orm.NewOrm()
j := models.RepJob{ID: id}
err := o.Read(&j)
if err == orm.ErrNoRows {
return nil, nil
}
return &j, err
}
func DeleteRepJob(id int64) error {
o := orm.NewOrm()
_, err := o.Delete(&models.RepJob{ID: id})
return err
}
func UpdateRepJobStatus(id int64, status string) error {
o := orm.NewOrm()
j := models.RepJob{
ID: id,
Status: status,
}
num, err := o.Update(&j, "Status")
if num == 0 {
err = fmt.Errorf("Failed to update replication job with id: %d", id)
}
return err
}

13
job/imgout/parm.go
View File

@ -1,13 +0,0 @@
package imgout
type ImgOutParm struct {
Secret string `json:"secret"`
Image string `json:"image"`
Targets []*RegistryInfo `json:"targets"`
}
type RegistryInfo struct {
URL string `json:"url"`
Username string `json:"username"`
Password string `json:"password"`
}

76
job/imgout/runner.go
View File

@ -1,76 +0,0 @@
package imgout
/*
import (
"encoding/json"
//"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/job"
"github.com/vmware/harbor/models"
"time"
)
const (
jobType = "transfer_img_out"
)
type Runner struct {
job.JobSM
Logger job.Logger
parm ImgOutParm
}
type ImgPuller struct {
job.DummyHandler
img string
logger job.Logger
}
func (ip ImgPuller) Enter() (string, error) {
ip.logger.Infof("I'm pretending to pull img:%s, then sleep 30s", ip.img)
time.Sleep(30 * time.Second)
ip.logger.Infof("wake up from sleep....")
return "push-img", nil
}
type ImgPusher struct {
job.DummyHandler
targetURL string
logger job.Logger
}
func (ip ImgPusher) Enter() (string, error) {
ip.logger.Infof("I'm pretending to push img to:%s, then sleep 30s", ip.targetURL)
time.Sleep(30 * time.Second)
ip.logger.Infof("wake up from sleep....")
return job.JobContinue, nil
}
func init() {
job.Register(jobType, Runner{})
}
func (r Runner) Run(je models.JobEntry) error {
err := r.init(je)
if err != nil {
return err
}
r.Start(job.JobRunning)
return nil
}
func (r *Runner) init(je models.JobEntry) error {
r.JobID = je.ID
r.InitJobSM()
err := json.Unmarshal([]byte(je.ParmsStr), &r.parm)
if err != nil {
return err
}
r.Logger = job.Logger{je.ID}
r.AddTransition(job.JobRunning, "pull-img", ImgPuller{DummyHandler: job.DummyHandler{JobID: r.JobID}, img: r.parm.Image, logger: r.Logger})
//only handle on target for now
url := r.parm.Targets[0].URL
r.AddTransition("pull-img", "push-img", ImgPusher{DummyHandler: job.DummyHandler{JobID: r.JobID}, targetURL: url, logger: r.Logger})
r.AddTransition("push-img", job.JobFinished, job.StatusUpdater{job.DummyHandler{JobID: r.JobID}, job.JobFinished})
return nil
}
*/

38
job/logger.go
View File

@ -1,38 +0,0 @@
package job
import (
"fmt"
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/utils/log"
)
const (
INFO = "info"
WARN = "warning"
ERR = "error"
)
type Logger struct {
ID int64
}
func (l *Logger) Infof(format string, v ...interface{}) {
err := dao.AddJobLog(l.ID, INFO, fmt.Sprintf(format, v...))
if err != nil {
log.Warningf("Failed to add job log, id: %d, error: %v", l.ID, err)
}
}
func (l *Logger) Warningf(format string, v ...interface{}) {
err := dao.AddJobLog(l.ID, WARN, fmt.Sprintf(format, v...))
if err != nil {
log.Warningf("Failed to add job log, id: %d, error: %v", l.ID, err)
}
}
func (l *Logger) Errorf(format string, v ...interface{}) {
err := dao.AddJobLog(l.ID, ERR, fmt.Sprintf(format, v...))
if err != nil {
log.Warningf("Failed to add job log, id: %d, error: %v", l.ID, err)
}
}

36
job/runner.go
View File

@ -1,36 +0,0 @@
package job
import (
"fmt"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"sync"
)
type JobRunner interface {
Run(je models.JobEntry) error
}
var runners map[string]*JobRunner = make(map[string]*JobRunner)
var runnerLock = &sync.Mutex{}
func Register(jobType string, runner JobRunner) {
runnerLock.Lock()
defer runnerLock.Unlock()
runners[jobType] = &runner
log.Debugf("runnter for job type:%s has been registered", jobType)
}
func RunnerExists(jobType string) bool {
_, ok := runners[jobType]
return ok
}
func run(je models.JobEntry) error {
runner, ok := runners[je.Type]
if !ok {
return fmt.Errorf("Runner for job type: %s does not exist")
}
(*runner).Run(je)
return nil
}

32
job/scheduler.go
View File

@ -1,32 +0,0 @@
package job
import (
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
)
var JobQueue chan int64 = make(chan int64)
func Schedule(jobID int64) {
JobQueue <- jobID
}
func HandleRepJob(id int64) {
sm := &JobSM{JobID: id}
err := sm.Init()
if err != nil {
log.Errorf("Failed to initialize statemachine, error: %v")
err2 := dao.UpdateRepJobStatus(id, models.JobError)
if err2 != nil {
log.Errorf("Failed to update job status to ERROR, error:%v", err2)
}
return
}
if sm.Parms.Enabled == 0 {
log.Debugf("The policy of job:%d is disabled, will cancel the job")
_ = dao.UpdateRepJobStatus(id, models.JobCanceled)
} else {
sm.Start(models.JobRunning)
}
}

73
job/statehandlers.go
View File

@ -1,73 +0,0 @@
package job
import (
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"time"
)
// StateHandler handles transition, it associates with each state, will be called when
// SM enters and exits a state during a transition.
type StateHandler interface {
// Enter returns the next state, if it returns empty string the SM will hold the current state or
// or decide the next state.
Enter() (string, error)
//Exit should be idempotent
Exit() error
}
type DummyHandler struct {
JobID int64
}
func (dh DummyHandler) Enter() (string, error) {
return "", nil
}
func (dh DummyHandler) Exit() error {
return nil
}
type StatusUpdater struct {
DummyHandler
State string
}
func (su StatusUpdater) Enter() (string, error) {
err := dao.UpdateRepJobStatus(su.JobID, su.State)
if err != nil {
log.Warningf("Failed to update state of job: %d, state: %s, error: %v", su.JobID, su.State, err)
}
var next string = models.JobContinue
if su.State == models.JobStopped || su.State == models.JobError || su.State == models.JobFinished {
next = ""
}
return next, err
}
type ImgPuller struct {
DummyHandler
img string
logger Logger
}
func (ip ImgPuller) Enter() (string, error) {
ip.logger.Infof("I'm pretending to pull img:%s, then sleep 30s", ip.img)
time.Sleep(30 * time.Second)
ip.logger.Infof("wake up from sleep....")
return "push-img", nil
}
type ImgPusher struct {
DummyHandler
targetURL string
logger Logger
}
func (ip ImgPusher) Enter() (string, error) {
ip.logger.Infof("I'm pretending to push img to:%s, then sleep 30s", ip.targetURL)
time.Sleep(30 * time.Second)
ip.logger.Infof("wake up from sleep....")
return models.JobContinue, nil
}

193
job/statemachine.go
View File

@ -1,193 +0,0 @@
package job
import (
"fmt"
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"os"
"sync"
)
type RepJobParm struct {
LocalRegURL string
TargetURL string
TargetUsername string
TargetPassword string
Repository string
Enabled int
Operation string
}
type JobSM struct {
JobID int64
CurrentState string
PreviousState string
//The states that don't have to exist in transition map, such as "Error", "Canceled"
ForcedStates map[string]struct{}
Transitions map[string]map[string]struct{}
Handlers map[string]StateHandler
desiredState string
Logger Logger
Parms *RepJobParm
lock *sync.Mutex
}
// EnsterState transit the statemachine from the current state to the state in parameter.
// It returns the next state the statemachine should tranit to.
func (sm *JobSM) EnterState(s string) (string, error) {
log.Debugf("Trying to transit from State: %s, to State: %s", sm.CurrentState, s)
targets, ok := sm.Transitions[sm.CurrentState]
_, exist := targets[s]
_, isForced := sm.ForcedStates[s]
if !exist && !isForced {
return "", fmt.Errorf("Transition from %s to %s does not exist!", sm.CurrentState, s)
}
exitHandler, ok := sm.Handlers[sm.CurrentState]
if ok {
if err := exitHandler.Exit(); err != nil {
return "", err
}
} else {
log.Debugf("No handler found for state:%s, skip", sm.CurrentState)
}
enterHandler, ok := sm.Handlers[s]
var next string = models.JobContinue
var err error
if ok {
if next, err = enterHandler.Enter(); err != nil {
return "", err
}
} else {
log.Debugf("No handler found for state:%s, skip", s)
}
sm.PreviousState = sm.CurrentState
sm.CurrentState = s
log.Debugf("Transition succeeded, current state: %s", s)
return next, nil
}
// Start kicks off the statemachine to transit from current state to s, and moves on
// It will search the transit map if the next state is "_continue", and
// will enter error state if there's more than one possible path when next state is "_continue"
func (sm *JobSM) Start(s string) {
n, err := sm.EnterState(s)
log.Debugf("next state from handler: %s", n)
for len(n) > 0 && err == nil {
if d := sm.getDesiredState(); len(d) > 0 {
log.Debugf("Desired state: %s, will ignore the next state from handler")
n = d
sm.setDesiredState("")
continue
}
if n == models.JobContinue && len(sm.Transitions[sm.CurrentState]) == 1 {
for n = range sm.Transitions[sm.CurrentState] {
break
}
log.Debugf("Continue to state: %s", n)
continue
}
if n == models.JobContinue && len(sm.Transitions[sm.CurrentState]) != 1 {
log.Errorf("Next state is continue but there are %d possible next states in transition table", len(sm.Transitions[sm.CurrentState]))
err = fmt.Errorf("Unable to continue")
break
}
n, err = sm.EnterState(n)
log.Debugf("next state from handler: %s", n)
}
if err != nil {
log.Warningf("The statemachin will enter error state due to error: %v", err)
sm.EnterState(models.JobError)
}
}
func (sm *JobSM) AddTransition(from string, to string, h StateHandler) {
_, ok := sm.Transitions[from]
if !ok {
sm.Transitions[from] = make(map[string]struct{})
}
sm.Transitions[from][to] = struct{}{}
sm.Handlers[to] = h
}
func (sm *JobSM) RemoveTransition(from string, to string) {
_, ok := sm.Transitions[from]
if !ok {
return
}
delete(sm.Transitions[from], to)
}
func (sm *JobSM) Stop() {
sm.setDesiredState(models.JobStopped)
}
func (sm *JobSM) getDesiredState() string {
sm.lock.Lock()
defer sm.lock.Unlock()
return sm.desiredState
}
func (sm *JobSM) setDesiredState(s string) {
sm.lock.Lock()
defer sm.lock.Unlock()
sm.desiredState = s
}
func (sm *JobSM) Init() error {
//init parms
regURL := os.Getenv("LOCAL_REGISTRY_URL")
if len(regURL) == 0 {
regURL = "http://registry:5000/"
}
job, err := dao.GetRepJob(sm.JobID)
if err != nil {
return fmt.Errorf("Failed to get job, error: %v", err)
}
if job == nil {
return fmt.Errorf("The job doesn't exist in DB, job id: %d", sm.JobID)
}
policy, err := dao.GetRepPolicy(job.PolicyID)
if err != nil {
return fmt.Errorf("Failed to get policy, error: %v", err)
}
if policy == nil {
return fmt.Errorf("The policy doesn't exist in DB, policy id:%d", job.PolicyID)
}
sm.Parms = &RepJobParm{
LocalRegURL: regURL,
Repository: job.Repository,
Enabled: policy.Enabled,
Operation: job.Operation,
}
if policy.Enabled == 0 {
//handler will cancel this job
return nil
}
target, err := dao.GetRepTarget(policy.TargetID)
if err != nil {
return fmt.Errorf("Failed to get target, error: %v", err)
}
if target == nil {
return fmt.Errorf("The target doesn't exist in DB, target id: %d", policy.TargetID)
}
sm.Parms.TargetURL = target.URL
sm.Parms.TargetUsername = target.Username
sm.Parms.TargetPassword = target.Password
//init states handlers
sm.lock = &sync.Mutex{}
sm.Handlers = make(map[string]StateHandler)
sm.Transitions = make(map[string]map[string]struct{})
sm.Logger = Logger{sm.JobID}
sm.CurrentState = models.JobPending
sm.AddTransition(models.JobPending, models.JobRunning, StatusUpdater{DummyHandler{JobID: sm.JobID}, models.JobRunning})
sm.Handlers[models.JobError] = StatusUpdater{DummyHandler{JobID: sm.JobID}, models.JobError}
sm.Handlers[models.JobStopped] = StatusUpdater{DummyHandler{JobID: sm.JobID}, models.JobStopped}
if sm.Parms.Operation == models.RepOpTransfer {
sm.AddTransition(models.JobRunning, "pull-img", ImgPuller{DummyHandler: DummyHandler{JobID: sm.JobID}, img: sm.Parms.Repository, logger: sm.Logger})
//only handle on target for now
sm.AddTransition("pull-img", "push-img", ImgPusher{DummyHandler: DummyHandler{JobID: sm.JobID}, targetURL: sm.Parms.TargetURL, logger: sm.Logger})
sm.AddTransition("push-img", models.JobFinished, StatusUpdater{DummyHandler{JobID: sm.JobID}, models.JobFinished})
}
return nil
}

10
jobservice/error.json
View File

@ -1,10 +0,0 @@
{
"job_type": "notexist",
"options": {
"whatever": "whatever"
},
"parms": {
"test": "test"
},
"cron_str": ""
}

84
jobservice/main.go
View File

@ -1,84 +0,0 @@
package main
import (
"github.com/astaxie/beego"
"github.com/vmware/harbor/dao"
"github.com/vmware/harbor/job"
"github.com/vmware/harbor/utils/log"
"os"
"strconv"
)
const defaultMaxWorkers int = 10
type Worker struct {
ID int
RepJobs chan int64
quit chan bool
}
func (w *Worker) Start() {
go func() {
for {
WorkerPool <- w
select {
case jobID := <-w.RepJobs:
log.Debugf("worker: %d, will handle job: %d", w.ID, jobID)
job.HandleRepJob(jobID)
case q := <-w.quit:
if q {
log.Debugf("worker: %d, will stop.", w.ID)
return
}
}
}
}()
}
func (w *Worker) Stop() {
go func() {
w.quit <- true
}()
}
var WorkerPool chan *Worker
func main() {
dao.InitDB()
initRouters()
initWorkerPool()
go dispatch()
beego.Run()
}
func initWorkerPool() {
maxWorkersEnv := os.Getenv("MAX_JOB_WORKERS")
maxWorkers64, err := strconv.ParseInt(maxWorkersEnv, 10, 32)
maxWorkers := int(maxWorkers64)
if err != nil {
log.Warningf("Failed to parse max works setting, error: %v, the default value: %d will be used", err, defaultMaxWorkers)
maxWorkers = defaultMaxWorkers
}
WorkerPool = make(chan *Worker, maxWorkers)
for i := 0; i < maxWorkers; i++ {
worker := &Worker{
ID: i,
RepJobs: make(chan int64),
quit: make(chan bool),
}
worker.Start()
}
}
func dispatch() {
for {
select {
case job := <-job.JobQueue:
go func(jobID int64) {
log.Debugf("Trying to dispatch job: %d", jobID)
worker := <-WorkerPool
worker.RepJobs <- jobID
}(job)
}
}
}

11
jobservice/my_start.sh
View File

@ -1,11 +0,0 @@
export MYSQL_HOST=127.0.0.1
export MYSQL_PORT=3306
export MYSQL_USR=root
export MYSQL_PWD=root123
export LOG_LEVEL=debug
export UI_URL=http://127.0.0.1/
export UI_USR=admin
export UI_PWD=Harbor12345
export MAX_JOB_WORKERS=1
./jobservice

1
jobservice/newtest.json
View File

@ -1 +0,0 @@
{"policy_id": 1}

2
jobservice/populate.sql
View File

@ -1,2 +0,0 @@
insert into replication_target (name, url, username, password) values ('test', '192.168.0.2:5000', 'testuser', 'passw0rd');
insert into replication_policy (name, project_id, target_id, enabled, start_time) value ('test_policy', 1, 1, 1, NOW());

11
jobservice/router.go
View File

@ -1,11 +0,0 @@
package main
import (
"github.com/vmware/harbor/api"
"github.com/astaxie/beego"
)
func initRouters() {
beego.Router("/api/jobs/replication", &api.ReplicationJob{})
}

2
jobservice/start_db.sh
View File

@ -1,2 +0,0 @@
#export MYQL_ROOT_PASSWORD=root123
docker run --name harbor_mysql -d -e MYSQL_ROOT_PASSWORD=root123 -p 3306:3306 -v /devdata/database:/var/lib/mysql harbor/mysql:dev

17
jobservice/test.json
View File

@ -1,17 +0,0 @@
{
"job_type": "transfer_img_out",
"options": {
"whatever": "whatever"
},
"parms": {
"secret": "mysecret",
"image": "ubuntu",
"targets": [{
"url": "127.0.0.1:5000",
"username": "admin",
"password": "admin"
}]
},
"cron_str": ""
}

11
models/base.go
View File

@ -1,11 +0,0 @@
package models
import (
"github.com/astaxie/beego/orm"
)
func init() {
orm.RegisterModel(new(RepTarget),
new(RepPolicy),
new(RepJob))
}

30
models/job.go
View File

@ -1,30 +0,0 @@
package models
import (
"time"
)
type JobEntry struct {
ID int64 `orm:"column(job_id)" json:"job_id"`
Type string `orm:"column(job_type)" json:"job_type"`
OptionsStr string `orm:"column(options)"`
ParmsStr string `orm:"column(parms)"`
Status string `orm:"column(status)" json:"status"`
Options map[string]interface{} `json:"options"`
Parms map[string]interface{} `json:"parms"`
Enabled int `orm:"column(enabled)" json:"enabled"`
CronStr string `orm:"column(cron_str)" json:"cron_str"`
TriggeredBy string `orm:"column(triggered_by)" json:"triggered_by"`
CreationTime time.Time `orm:"creation_time" json:"creation_time"`
UpdateTime time.Time `orm:"update_time" json:"update_time"`
Logs []JobLog `json:"logs"`
}
type JobLog struct {
ID int64 `orm:"column(log_id)" json:"log_id"`
JobID int64 `orm:"column(job_id)" json:"job_id"`
Level string `orm:"column(level)" json:"level"`
Message string `orm:"column(message)" json:"message"`
CreationTime time.Time `orm:"creation_time" json:"creation_time"`
UpdateTime time.Time `orm:"update_time" json:"update_time"`
}

65
models/replication_job.go
View File

@ -1,65 +0,0 @@
package models
import (
"time"
)
const (
JobPending string = "pending"
JobRunning string = "running"
JobError string = "error"
JobStopped string = "stopped"
JobFinished string = "finished"
JobCanceled string = "canceled"
// statemachine will move to next possible state based on trasition table
JobContinue string = "_continue"
RepOpTransfer string = "transfer"
RepOpDelete string = "delete"
)
type RepPolicy struct {
ID int64 `orm:"column(id)" json:"id"`
ProjectID int64 `orm:"column(project_id)" json:"project_id"`
TargetID int64 `orm:"column(target_id)" json:"target_id"`
Name string `orm:"column(name)" json:"name"`
Target RepTarget `orm:"-" json:"target"`
Enabled int `orm:"column(enabled)" json:"enabled"`
Description string `orm:"column(description)" json:"description"`
CronStr string `orm:"column(cron_str)" json:"cron_str"`
StartTime time.Time `orm:"column(start_time)" json:"start_time"`
CreationTime time.Time `orm:"column(creation_time);auto_now_add" json:"creation_time"`
UpdateTime time.Time `orm:"column(update_time);auto_now" json:"update_time"`
}
type RepJob struct {
ID int64 `orm:"column(id)" json:"id"`
Status string `orm:"column(status)" json:"status"`
Repository string `orm:"column(repository)" json:"repository"`
PolicyID int64 `orm:"column(policy_id)" json:"policy_id"`
Operation string `orm:"column(operation)" json:"operation"`
Policy RepPolicy `orm:"-" json:"policy"`
CreationTime time.Time `orm:"column(creation_time);auto_now_add" json:"creation_time"`
UpdateTime time.Time `orm:"column(update_time);auto_now" json:"update_time"`
}
type RepTarget struct {
ID int64 `orm:"column(id)" json:"id"`
URL string `orm:"column(url)" json:"url"`
Name string `orm:"column(name)" json:"name"`
Username string `orm:"column(username)" json:"username"`
Password string `orm:"column(password)" json:"password"`
CreationTime time.Time `orm:"column(creation_time);auto_now_add" json:"creation_time"`
UpdateTime time.Time `orm:"column(update_time);auto_now" json:"update_time"`
}
func (rt *RepTarget) TableName() string {
return "replication_target"
}
func (rj *RepJob) TableName() string {
return "replication_job"
}
func (rp *RepPolicy) TableName() string {
return "replication_policy"
}