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- // Copyright 2021 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- package updatechecker
-
- import (
- "context"
- "io"
- "net/http"
-
- "code.gitea.io/gitea/modules/json"
- "code.gitea.io/gitea/modules/proxy"
- "code.gitea.io/gitea/modules/setting"
- "code.gitea.io/gitea/modules/system"
-
- "github.com/hashicorp/go-version"
- )
-
- // CheckerState stores the remote version from the JSON endpoint
- type CheckerState struct {
- LatestVersion string
- }
-
- // Name returns the name of the state item for update checker
- func (r *CheckerState) Name() string {
- return "update-checker"
- }
-
- // GiteaUpdateChecker returns error when new version of Gitea is available
- func GiteaUpdateChecker(httpEndpoint string) error {
- httpClient := &http.Client{
- Transport: &http.Transport{
- Proxy: proxy.Proxy(),
- },
- }
-
- req, err := http.NewRequest("GET", httpEndpoint, nil)
- if err != nil {
- return err
- }
- resp, err := httpClient.Do(req)
- if err != nil {
- return err
- }
- defer resp.Body.Close()
- body, err := io.ReadAll(resp.Body)
- if err != nil {
- return err
- }
-
- type respType struct {
- Latest struct {
- Version string `json:"version"`
- } `json:"latest"`
- }
- respData := respType{}
- err = json.Unmarshal(body, &respData)
- if err != nil {
- return err
- }
-
- return UpdateRemoteVersion(req.Context(), respData.Latest.Version)
- }
-
- // UpdateRemoteVersion updates the latest available version of Gitea
- func UpdateRemoteVersion(ctx context.Context, version string) (err error) {
- return system.AppState.Set(ctx, &CheckerState{LatestVersion: version})
- }
-
- // GetRemoteVersion returns the current remote version (or currently installed version if fail to fetch from DB)
- func GetRemoteVersion(ctx context.Context) string {
- item := new(CheckerState)
- if err := system.AppState.Get(ctx, item); err != nil {
- return ""
- }
- return item.LatestVersion
- }
-
- // GetNeedUpdate returns true whether a newer version of Gitea is available
- func GetNeedUpdate(ctx context.Context) bool {
- curVer, err := version.NewVersion(setting.AppVer)
- if err != nil {
- // return false to fail silently
- return false
- }
- remoteVerStr := GetRemoteVersion(ctx)
- if remoteVerStr == "" {
- // no remote version is known
- return false
- }
- remoteVer, err := version.NewVersion(remoteVerStr)
- if err != nil {
- // return false to fail silently
- return false
- }
- return curVer.LessThan(remoteVer)
- }
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