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sync image state handler
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parent
7e9c1d73ba
commit
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@ -16,6 +16,11 @@
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package imgout
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package imgout
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import (
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"strings"
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"strings"
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"github.com/docker/distribution"
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"github.com/docker/distribution"
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@ -121,7 +126,7 @@ type Checker struct {
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// check existence of project, if it does not exist, create it,
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// check existence of project, if it does not exist, create it,
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// if it exists, check whether the user has write privilege to it.
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// if it exists, check whether the user has write privilege to it.
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func (c *Checker) Enter() (string, error) {
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func (c *Checker) Enter() (string, error) {
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exist, err := c.projectExist()
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exist, canWrite, err := c.projectExist()
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if err != nil {
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if err != nil {
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c.logger.Errorf("an error occurred while checking existence of project %s on %s with user %s : %v", c.project, c.dstURL, c.dstUsr, err)
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c.logger.Errorf("an error occurred while checking existence of project %s on %s with user %s : %v", c.project, c.dstURL, c.dstUsr, err)
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return "", err
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return "", err
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@ -136,14 +141,10 @@ func (c *Checker) Enter() (string, error) {
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}
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}
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c.logger.Infof("project %s already exists on %s", c.project, c.dstURL)
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c.logger.Infof("project %s already exists on %s", c.project, c.dstURL)
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canWrite, err := c.canWrite()
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if err != nil {
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c.logger.Errorf("an error occurred while checking %s 's privileges to project %s on %s : %v", c.dstUsr, c.project, c.dstURL, err)
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return "", err
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}
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if !canWrite {
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if !canWrite {
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c.logger.Errorf("the user %s has no write privilege to project %s on %s", c.dstUsr, c.project, c.dstURL)
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err = fmt.Errorf("the user %s has no write privilege to project %s on %s", c.dstUsr, c.project, c.dstURL)
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c.logger.Errorf("%v", err)
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return "", err
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return "", err
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}
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}
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c.logger.Infof("the user %s has write privilege to project %s on %s", c.dstUsr, c.project, c.dstURL)
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c.logger.Infof("the user %s has write privilege to project %s on %s", c.dstUsr, c.project, c.dstURL)
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@ -151,18 +152,96 @@ func (c *Checker) Enter() (string, error) {
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return StatePullManifest, nil
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return StatePullManifest, nil
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}
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}
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func (c *Checker) projectExist() (bool, error) {
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// check the existence of project, if it exists, returning whether the user has write privilege to it
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exist := true
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func (c *Checker) projectExist() (exist, canWrite bool, err error) {
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return exist, nil
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url := strings.TrimRight(c.dstURL, "/") + "/api/projects/?project_name=" + c.project
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req, err := http.NewRequest("GET", url, nil)
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if err != nil {
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return
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}
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req.SetBasicAuth(c.dstUsr, c.dstPwd)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return
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}
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if resp.StatusCode == http.StatusNotFound {
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return
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}
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if resp.StatusCode == http.StatusUnauthorized {
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exist = true
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return
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}
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defer resp.Body.Close()
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data, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return
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}
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if resp.StatusCode == http.StatusOK {
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projects := make([]models.Project, 1)
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if err = json.Unmarshal(data, &projects); err != nil {
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return
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}
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if len(projects) == 0 {
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return
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}
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exist = true
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// TODO handle canWrite when new API is ready
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canWrite = true
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return
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}
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err = fmt.Errorf("an error occurred while checking existen of project %s on %s with user %s: %d %s",
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c.project, c.dstURL, c.dstUsr, resp.StatusCode, string(data))
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return
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}
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}
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func (c *Checker) createProject() error {
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func (c *Checker) createProject() error {
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return nil
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// TODO handle publicity of project
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}
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project := struct {
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ProjectName string `json:"project_name"`
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Public bool `json:"public"`
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}{
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ProjectName: c.project,
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}
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func (c *Checker) canWrite() (bool, error) {
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data, err := json.Marshal(project)
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canWrite := true
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if err != nil {
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return canWrite, nil
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return err
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}
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url := strings.TrimRight(c.dstURL, "/") + "/api/projects/"
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req, err := http.NewRequest("POST", url, bytes.NewReader(data))
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if err != nil {
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return err
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}
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req.SetBasicAuth(c.dstUsr, c.dstPwd)
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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}
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if resp.StatusCode != http.StatusCreated {
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defer resp.Body.Close()
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message, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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c.logger.Errorf("an error occurred while reading message from response: %v", err)
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}
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return fmt.Errorf("failed to create project %s on %s with user %s: %d %s",
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c.project, c.dstURL, c.dstUsr, resp.StatusCode, string(message))
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}
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return nil
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}
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}
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type ManifestPuller struct {
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type ManifestPuller struct {
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@ -274,6 +353,7 @@ func (m *ManifestPusher) Enter() (string, error) {
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m.logger.Errorf("an error occurred while getting payload of manifest for %s:%s : %v", name, tag, err)
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m.logger.Errorf("an error occurred while getting payload of manifest for %s:%s : %v", name, tag, err)
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return "", err
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return "", err
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}
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}
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if _, err = m.dstClient.PushManifest(tag, mediaType, data); err != nil {
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if _, err = m.dstClient.PushManifest(tag, mediaType, data); err != nil {
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m.logger.Errorf("an error occurred while pushing manifest of %s:%s to %s : %v", name, tag, m.dstURL, err)
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m.logger.Errorf("an error occurred while pushing manifest of %s:%s to %s : %v", name, tag, m.dstURL, err)
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return "", err
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return "", err
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