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huawei_adapter.go
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huawei_adapter.go
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package huawei
import (
"crypto/tls"
"encoding/base64"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"regexp"
"strings"
"github.com/goharbor/harbor/src/common/utils/log"
adp "github.com/goharbor/harbor/src/replication/adapter"
"github.com/goharbor/harbor/src/replication/model"
"github.com/goharbor/harbor/src/replication/util"
)
func init() {
err := adp.RegisterFactory(model.RegistryTypeHuawei, AdapterFactory)
if err != nil {
log.Errorf("failed to register factory for Huawei: %v", err)
return
}
log.Infof("the factory of Huawei adapter was registered")
}
// Adapter is for images replications between harbor and Huawei image repository(SWR)
type adapter struct {
*adp.DefaultImageRegistry
registry *model.Registry
}
// Info gets info about Huawei SWR
func (a *adapter) Info() (*model.RegistryInfo, error) {
registryInfo := model.RegistryInfo{
Type: model.RegistryTypeHuawei,
Description: "Adapter for SWR -- The image registry of Huawei Cloud",
SupportedResourceTypes: []model.ResourceType{model.ResourceTypeImage},
SupportedResourceFilters: []*model.FilterStyle{},
SupportedTriggers: []model.TriggerType{},
}
return ®istryInfo, nil
}
// ListNamespaces lists namespaces from Huawei SWR with the provided query conditions.
func (a *adapter) ListNamespaces(query *model.NamespaceQuery) ([]*model.Namespace, error) {
var namespaces []*model.Namespace
urls := fmt.Sprintf("%s/dockyard/v2/visible/namespaces", a.registry.URL)
r, err := http.NewRequest("GET", urls, nil)
if err != nil {
return namespaces, err
}
r.Header.Add("content-type", "application/json; charset=utf-8")
encodeAuth := base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", a.registry.Credential.AccessKey, a.registry.Credential.AccessSecret)))
r.Header.Add("Authorization", "Basic "+encodeAuth)
client := &http.Client{}
if a.registry.Insecure == true {
client = &http.Client{
Transport: &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
},
}
}
resp, err := client.Do(r)
if err != nil {
return namespaces, err
}
defer resp.Body.Close()
code := resp.StatusCode
if code >= 300 || code < 200 {
body, _ := ioutil.ReadAll(resp.Body)
return namespaces, fmt.Errorf("[%d][%s]", code, string(body))
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return namespaces, err
}
var namespacesData hwNamespaceList
err = json.Unmarshal(body, &namespacesData)
if err != nil {
return namespaces, err
}
reg := fmt.Sprintf(".*%s.*", strings.Replace(query.Name, " ", "", -1))
for _, namespaceData := range namespacesData.Namespace {
namespace := model.Namespace{
Name: namespaceData.Name,
Metadata: namespaceData.metadata(),
}
b, err := regexp.MatchString(reg, namespace.Name)
if err != nil {
return namespaces, nil
}
if b {
namespaces = append(namespaces, &namespace)
}
}
return namespaces, nil
}
// ConvertResourceMetadata convert resource metadata for Huawei SWR
func (a *adapter) ConvertResourceMetadata(resourceMetadata *model.ResourceMetadata, namespace *model.Namespace) (*model.ResourceMetadata, error) {
metadata := &model.ResourceMetadata{
Repository: resourceMetadata.Repository,
Vtags: resourceMetadata.Vtags,
Labels: resourceMetadata.Labels,
}
return metadata, nil
}
// PrepareForPush prepare for push to Huawei SWR
func (a *adapter) PrepareForPush(resources []*model.Resource) error {
namespaces := map[string]struct{}{}
for _, resource := range resources {
paths := strings.Split(resource.Metadata.Repository.Name, "/")
namespace := paths[0]
ns, err := a.GetNamespace(namespace)
if err != nil {
return err
}
if ns != nil && ns.Name == namespace {
continue
}
namespaces[namespace] = struct{}{}
}
url := fmt.Sprintf("%s/dockyard/v2/namespaces", a.registry.URL)
client := &http.Client{
Transport: util.GetHTTPTransport(a.registry.Insecure),
}
for namespace := range namespaces {
namespacebyte, err := json.Marshal(struct {
Namespace string `json:"namespace"`
}{
Namespace: namespace,
})
if err != nil {
return err
}
r, err := http.NewRequest("POST", url, strings.NewReader(string(namespacebyte)))
if err != nil {
return err
}
r.Header.Add("content-type", "application/json; charset=utf-8")
encodeAuth := base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", a.registry.Credential.AccessKey, a.registry.Credential.AccessSecret)))
r.Header.Add("Authorization", "Basic "+encodeAuth)
resp, err := client.Do(r)
if err != nil {
return err
}
defer resp.Body.Close()
code := resp.StatusCode
if code >= 300 || code < 200 {
body, _ := ioutil.ReadAll(resp.Body)
return fmt.Errorf("[%d][%s]", code, string(body))
}
log.Debugf("namespace %s created", namespace)
}
return nil
}
// GetNamespace gets a namespace from Huawei SWR
func (a *adapter) GetNamespace(namespaceStr string) (*model.Namespace, error) {
var namespace = &model.Namespace{
Name: "",
Metadata: make(map[string]interface{}),
}
urls := fmt.Sprintf("%s/dockyard/v2/namespaces/%s", a.registry.URL, namespaceStr)
r, err := http.NewRequest("GET", urls, nil)
if err != nil {
return namespace, err
}
r.Header.Add("content-type", "application/json; charset=utf-8")
encodeAuth := base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", a.registry.Credential.AccessKey, a.registry.Credential.AccessSecret)))
r.Header.Add("Authorization", "Basic "+encodeAuth)
var client *http.Client
if a.registry.Insecure == true {
client = &http.Client{
Transport: &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
},
}
} else {
client = &http.Client{}
}
resp, err := client.Do(r)
if err != nil {
return namespace, err
}
defer resp.Body.Close()
code := resp.StatusCode
if code >= 300 || code < 200 {
body, _ := ioutil.ReadAll(resp.Body)
return namespace, fmt.Errorf("[%d][%s]", code, string(body))
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return namespace, err
}
var namespaceData hwNamespace
err = json.Unmarshal(body, &namespaceData)
if err != nil {
return namespace, err
}
namespace.Name = namespaceData.Name
namespace.Metadata = namespaceData.metadata()
return namespace, nil
}
// HealthCheck check health for huawei SWR
func (a *adapter) HealthCheck() (model.HealthStatus, error) {
return model.Healthy, nil
}
// AdapterFactory is the factory for huawei adapter
func AdapterFactory(registry *model.Registry) (adp.Adapter, error) {
reg, err := adp.NewDefaultImageRegistry(registry)
if err != nil {
return nil, err
}
return &adapter{
registry: registry,
DefaultImageRegistry: reg,
}, nil
}
type hwNamespaceList struct {
Namespace []hwNamespace `json:"namespaces"`
}
type hwNamespace struct {
ID int64 `json:"id" orm:"column(id)"`
Name string `json:"name"`
CreatorName string `json:"creator_name,omitempty"`
DomainPublic int `json:"-"`
Auth int `json:"auth"`
DomainName string `json:"-"`
UserCount int64 `json:"user_count"`
ImageCount int64 `json:"image_count"`
}
func (ns hwNamespace) metadata() map[string]interface{} {
var metadata = make(map[string]interface{})
metadata["id"] = ns.ID
metadata["creator_name"] = ns.CreatorName
metadata["domain_public"] = ns.DomainPublic
metadata["auth"] = ns.Auth
metadata["domain_name"] = ns.DomainName
metadata["user_count"] = ns.UserCount
metadata["image_count"] = ns.ImageCount
return metadata
}