/
repos.go
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/
repos.go
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/*
Copyright 2023 cuisongliu@qq.com.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package dockerhub
import (
"encoding/json"
"fmt"
"github.com/cuisongliu/logger"
"strings"
)
type registryName string
const defaultRegistryName registryName = "docker.io"
type registrySyncConfig struct {
Images map[string][]string `yaml:"images,omitempty"` // Images map images name to slices with the images' tags
ImagesByTagRegex map[string]string `yaml:"images-by-tag-regex,omitempty"` // Images map images name to regular expression with the images' tags
TLSVerify bool `yaml:"tls-verify"` // TLS verification mode (enabled by default)
}
type SkopeoList map[registryName]registrySyncConfig
var specialRepos = []string{"kubernetes", "kubernetes-crio", "kubernetes-docker", "k3s", "k3s-docker", "k3s-crio"}
var kubeVersions = []string{"18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29"}
const defaultRepo = "labring"
type Repo struct {
Name string `json:"name"`
}
type Repositories struct {
Results []Repo `json:"results"`
Next string `json:"next"`
}
func (r *Repo) getName() string {
return fmt.Sprintf("%s/%s", defaultRepo, r.Name)
}
func fetchDockerHubAllRepo() (map[string]SkopeoList, error) {
fetchURL := "https://hub.docker.com/v2/repositories/labring?page_size=10"
versions := make(map[string]SkopeoList)
defaultRepos := make([]string, 0)
if err := Retry(func() error {
for fetchURL != "" {
logger.Debug("fetch dockerhub url: %s", fetchURL)
data, err := Request(fetchURL, "GET", []byte(""), 0)
if err != nil {
return err
}
var repositories Repositories
if err = json.Unmarshal(data, &repositories); err != nil {
return err
}
for _, repo := range repositories.Results {
if stringInSlice(repo.Name, KubeKinds) {
for _, version := range KubeVersions {
versions[fmt.Sprintf("%s-%s", repo.Name, version)] = SkopeoList{
defaultRegistryName: {
Images: nil,
ImagesByTagRegex: map[string]string{repo.getName(): fmt.Sprintf("^v(1\\.%s\\.[1-9]?[0-9]?)(\\.)?$", version)},
TLSVerify: false,
},
}
}
} else if stringInSlice(repo.Name, K3sKinds) {
for _, version := range KubeVersions {
versions[fmt.Sprintf("%s-%s", repo.Name, version)] = SkopeoList{
defaultRegistryName: {
Images: nil,
ImagesByTagRegex: map[string]string{repo.getName(): fmt.Sprintf("^v(1\\.%s\\.[1-9]?[0-9]?)(\\.)?$", version)},
TLSVerify: false,
},
}
}
} else if strings.HasPrefix(repo.Name, "sealos") {
if strings.HasPrefix(repo.Name, "sealos-cloud") || repo.Name == "sealos" || repo.Name == "sealos-patch" {
versions[repo.Name] = SkopeoList{
defaultRegistryName: {
Images: map[string][]string{repo.getName(): {"latest"}},
ImagesByTagRegex: map[string]string{repo.getName(): "^v.*"},
TLSVerify: false,
},
}
}
} else if strings.HasPrefix(repo.Name, "laf") {
versions[repo.Name] = SkopeoList{
defaultRegistryName: {
Images: map[string][]string{repo.getName(): {"latest"}},
ImagesByTagRegex: map[string]string{repo.getName(): "^v.*"},
TLSVerify: false,
},
}
} else {
if stringInSlice(repo.Name, bigSync) {
versions[repo.Name] = SkopeoList{
defaultRegistryName: {
Images: map[string][]string{repo.getName(): {}},
TLSVerify: false,
},
}
} else {
defaultRepos = append(defaultRepos, repo.getName())
}
}
}
fetchURL = repositories.Next
}
return nil
}); err != nil {
logger.Error("get dockerhub repo error: %s", err.Error())
return nil, err
}
groups := make(map[int][]string)
for i, repo := range defaultRepos {
groupIndex := i / groupSize
groups[groupIndex] = append(groups[groupIndex], repo)
}
for i, images := range groups {
versions[fmt.Sprintf("image-%d", i)] = SkopeoList{
defaultRegistryName: {
Images: convertMap(images),
TLSVerify: false,
},
}
}
return versions, nil
}
func convertMap(from []string) map[string][]string {
data := make(map[string][]string)
for _, v := range from {
data[v] = []string{}
}
return data
}