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client.go
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client.go
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package job
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
commonhttp "github.com/goharbor/harbor/src/common/http"
"github.com/goharbor/harbor/src/common/http/modifier/auth"
"github.com/goharbor/harbor/src/common/job/models"
"github.com/goharbor/harbor/src/jobservice/job"
)
// Client wraps interface to access jobservice.
type Client interface {
SubmitJob(*models.JobData) (string, error)
GetJobLog(uuid string) ([]byte, error)
PostAction(uuid, action string) error
GetExecutions(uuid string) ([]job.Stats, error)
// TODO Redirect joblog when we see there's memory issue.
}
// DefaultClient is the default implementation of Client interface
type DefaultClient struct {
endpoint string
client *commonhttp.Client
}
// NewDefaultClient creates a default client based on endpoint and secret.
func NewDefaultClient(endpoint, secret string) *DefaultClient {
var c *commonhttp.Client
if len(secret) > 0 {
c = commonhttp.NewClient(nil, auth.NewSecretAuthorizer(secret))
} else {
c = commonhttp.NewClient(nil)
}
e := strings.TrimRight(endpoint, "/")
return &DefaultClient{
endpoint: e,
client: c,
}
}
// SubmitJob call jobserivce API to submit a job and returns the job's UUID.
func (d *DefaultClient) SubmitJob(jd *models.JobData) (string, error) {
url := d.endpoint + "/api/v1/jobs"
jq := models.JobRequest{
Job: jd,
}
b, err := json.Marshal(jq)
if err != nil {
return "", err
}
req, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(b))
if err != nil {
return "", err
}
req.Header.Set("Content-Type", "application/json")
resp, err := d.client.Do(req)
if err != nil {
return "", err
}
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return "", err
}
if resp.StatusCode != http.StatusAccepted {
return "", &commonhttp.Error{
Code: resp.StatusCode,
Message: string(data),
}
}
stats := &models.JobStats{}
if err := json.Unmarshal(data, stats); err != nil {
return "", err
}
return stats.Stats.JobID, nil
}
// GetJobLog call jobserivce API to get the log of a job. It only accepts the UUID of the job
func (d *DefaultClient) GetJobLog(uuid string) ([]byte, error) {
url := d.endpoint + "/api/v1/jobs/" + uuid + "/log"
req, err := http.NewRequest(http.MethodGet, url, nil)
if err != nil {
return nil, err
}
resp, err := d.client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, &commonhttp.Error{
Code: resp.StatusCode,
Message: string(data),
}
}
return data, nil
}
// GetExecutions ...
func (d *DefaultClient) GetExecutions(periodicJobID string) ([]job.Stats, error) {
url := fmt.Sprintf("%s/api/v1/jobs/%s/executions?page_number=1&page_size=100", d.endpoint, periodicJobID)
req, err := http.NewRequest(http.MethodGet, url, nil)
if err != nil {
return nil, err
}
resp, err := d.client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, &commonhttp.Error{
Code: resp.StatusCode,
Message: string(data),
}
}
var exes []job.Stats
err = json.Unmarshal(data, &exes)
if err != nil {
return nil, err
}
return exes, nil
}
// PostAction call jobservice's API to operate action for job specified by uuid
func (d *DefaultClient) PostAction(uuid, action string) error {
url := d.endpoint + "/api/v1/jobs/" + uuid
req := struct {
Action string `json:"action"`
}{
Action: action,
}
return d.client.Post(url, req)
}