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Upload images only when necessary

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This commit is contained in:
Guillaume J. Charmes 2013-05-15 13:22:57 -07:00
parent ffa1e56748
commit a82a6bfdff
1 changed files with 5 additions and 6 deletions
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11
docs/registry.go
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@ -3,6 +3,7 @@ package registry
import ( import (
"bytes" "bytes"
"encoding/json" "encoding/json"
"errors"
"fmt" "fmt"
"github.com/dotcloud/docker/auth" "github.com/dotcloud/docker/auth"
"github.com/dotcloud/docker/utils" "github.com/dotcloud/docker/utils"
@ -14,6 +15,8 @@ import (
"strings" "strings"
) )
var ErrAlreadyExists error = errors.New("Image already exists")
func doWithCookies(c *http.Client, req *http.Request) (*http.Response, error) { func doWithCookies(c *http.Client, req *http.Request) (*http.Response, error) {
for _, cookie := range c.Jar.Cookies(req.URL) { for _, cookie := range c.Jar.Cookies(req.URL) {
req.AddCookie(cookie) req.AddCookie(cookie)
@ -291,15 +294,13 @@ func (r *Registry) PushImageJsonRegistry(imgData *ImgData, jsonRaw []byte, regis
if res.StatusCode != 200 { if res.StatusCode != 200 {
errBody, err := ioutil.ReadAll(res.Body) errBody, err := ioutil.ReadAll(res.Body)
if err != nil { if err != nil {
return fmt.Errorf("HTTP code %d while uploading metadata and error when"+ return fmt.Errorf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err)
" trying to parse response body: %v", res.StatusCode, err)
} }
var jsonBody map[string]string var jsonBody map[string]string
if err := json.Unmarshal(errBody, &jsonBody); err != nil { if err := json.Unmarshal(errBody, &jsonBody); err != nil {
errBody = []byte(err.Error()) errBody = []byte(err.Error())
} else if jsonBody["error"] == "Image already exists" { } else if jsonBody["error"] == "Image already exists" {
utils.Debugf("Image %s already uploaded ; skipping\n", imgData.Id) return ErrAlreadyExists
return nil
} }
return fmt.Errorf("HTTP code %d while uploading metadata: %s", res.StatusCode, errBody) return fmt.Errorf("HTTP code %d while uploading metadata: %s", res.StatusCode, errBody)
} }
@ -338,8 +339,6 @@ func (r *Registry) PushRegistryTag(remote, revision, tag, registry string, token
revision = "\"" + revision + "\"" revision = "\"" + revision + "\""
registry = "https://" + registry + "/v1" registry = "https://" + registry + "/v1"
utils.Debugf("Pushing tags for rev [%s] on {%s}\n", revision, registry+"/users/"+remote+"/"+tag)
req, err := http.NewRequest("PUT", registry+"/repositories/"+remote+"/tags/"+tag, strings.NewReader(revision)) req, err := http.NewRequest("PUT", registry+"/repositories/"+remote+"/tags/"+tag, strings.NewReader(revision))
if err != nil { if err != nil {
return err return err