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- // Copyright 2019 The Gitea Authors. All rights reserved.
- // Copyright 2018 Jonas Franz. All rights reserved.
- // Use of this source code is governed by a MIT-style
- // license that can be found in the LICENSE file.
-
- package migrations
-
- import (
- "context"
- "fmt"
- "net/http"
- "net/url"
- "strings"
- "time"
-
- "code.gitea.io/gitea/modules/log"
- "code.gitea.io/gitea/modules/migrations/base"
- "code.gitea.io/gitea/modules/structs"
-
- "github.com/google/go-github/v24/github"
- "golang.org/x/oauth2"
- )
-
- var (
- _ base.Downloader = &GithubDownloaderV3{}
- _ base.DownloaderFactory = &GithubDownloaderV3Factory{}
- // GithubLimitRateRemaining limit to wait for new rate to apply
- GithubLimitRateRemaining = 0
- )
-
- func init() {
- RegisterDownloaderFactory(&GithubDownloaderV3Factory{})
- }
-
- // GithubDownloaderV3Factory defines a github downloader v3 factory
- type GithubDownloaderV3Factory struct {
- }
-
- // Match returns ture if the migration remote URL matched this downloader factory
- func (f *GithubDownloaderV3Factory) Match(opts base.MigrateOptions) (bool, error) {
- u, err := url.Parse(opts.CloneAddr)
- if err != nil {
- return false, err
- }
-
- return strings.EqualFold(u.Host, "github.com") && opts.AuthUsername != "", nil
- }
-
- // New returns a Downloader related to this factory according MigrateOptions
- func (f *GithubDownloaderV3Factory) New(opts base.MigrateOptions) (base.Downloader, error) {
- u, err := url.Parse(opts.CloneAddr)
- if err != nil {
- return nil, err
- }
-
- fields := strings.Split(u.Path, "/")
- oldOwner := fields[1]
- oldName := strings.TrimSuffix(fields[2], ".git")
-
- log.Trace("Create github downloader: %s/%s", oldOwner, oldName)
-
- return NewGithubDownloaderV3(opts.AuthUsername, opts.AuthPassword, oldOwner, oldName), nil
- }
-
- // GitServiceType returns the type of git service
- func (f *GithubDownloaderV3Factory) GitServiceType() structs.GitServiceType {
- return structs.GithubService
- }
-
- // GithubDownloaderV3 implements a Downloader interface to get repository informations
- // from github via APIv3
- type GithubDownloaderV3 struct {
- ctx context.Context
- client *github.Client
- repoOwner string
- repoName string
- userName string
- password string
- rate *github.Rate
- }
-
- // NewGithubDownloaderV3 creates a github Downloader via github v3 API
- func NewGithubDownloaderV3(userName, password, repoOwner, repoName string) *GithubDownloaderV3 {
- var downloader = GithubDownloaderV3{
- userName: userName,
- password: password,
- ctx: context.Background(),
- repoOwner: repoOwner,
- repoName: repoName,
- }
-
- var client *http.Client
- if userName != "" {
- if password == "" {
- ts := oauth2.StaticTokenSource(
- &oauth2.Token{AccessToken: userName},
- )
- client = oauth2.NewClient(downloader.ctx, ts)
- } else {
- client = &http.Client{
- Transport: &http.Transport{
- Proxy: func(req *http.Request) (*url.URL, error) {
- req.SetBasicAuth(userName, password)
- return nil, nil
- },
- },
- }
- }
- }
- downloader.client = github.NewClient(client)
- return &downloader
- }
-
- // SetContext set context
- func (g *GithubDownloaderV3) SetContext(ctx context.Context) {
- g.ctx = ctx
- }
-
- func (g *GithubDownloaderV3) sleep() {
- for g.rate != nil && g.rate.Remaining <= GithubLimitRateRemaining {
- timer := time.NewTimer(time.Until(g.rate.Reset.Time))
- select {
- case <-g.ctx.Done():
- timer.Stop()
- return
- case <-timer.C:
- }
-
- err := g.RefreshRate()
- if err != nil {
- log.Error("g.client.RateLimits: %s", err)
- }
- }
- }
-
- // RefreshRate update the current rate (doesn't count in rate limit)
- func (g *GithubDownloaderV3) RefreshRate() error {
- rates, _, err := g.client.RateLimits(g.ctx)
- if err != nil {
- return err
- }
-
- g.rate = rates.GetCore()
- return nil
- }
-
- // GetRepoInfo returns a repository information
- func (g *GithubDownloaderV3) GetRepoInfo() (*base.Repository, error) {
- g.sleep()
- gr, resp, err := g.client.Repositories.Get(g.ctx, g.repoOwner, g.repoName)
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
-
- // convert github repo to stand Repo
- return &base.Repository{
- Owner: g.repoOwner,
- Name: gr.GetName(),
- IsPrivate: *gr.Private,
- Description: gr.GetDescription(),
- OriginalURL: gr.GetHTMLURL(),
- CloneURL: gr.GetCloneURL(),
- }, nil
- }
-
- // GetTopics return github topics
- func (g *GithubDownloaderV3) GetTopics() ([]string, error) {
- g.sleep()
- r, resp, err := g.client.Repositories.Get(g.ctx, g.repoOwner, g.repoName)
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
- return r.Topics, nil
- }
-
- // GetMilestones returns milestones
- func (g *GithubDownloaderV3) GetMilestones() ([]*base.Milestone, error) {
- var perPage = 100
- var milestones = make([]*base.Milestone, 0, perPage)
- for i := 1; ; i++ {
- g.sleep()
- ms, resp, err := g.client.Issues.ListMilestones(g.ctx, g.repoOwner, g.repoName,
- &github.MilestoneListOptions{
- State: "all",
- ListOptions: github.ListOptions{
- Page: i,
- PerPage: perPage,
- }})
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
-
- for _, m := range ms {
- var desc string
- if m.Description != nil {
- desc = *m.Description
- }
- var state = "open"
- if m.State != nil {
- state = *m.State
- }
- milestones = append(milestones, &base.Milestone{
- Title: *m.Title,
- Description: desc,
- Deadline: m.DueOn,
- State: state,
- Created: *m.CreatedAt,
- Updated: m.UpdatedAt,
- Closed: m.ClosedAt,
- })
- }
- if len(ms) < perPage {
- break
- }
- }
- return milestones, nil
- }
-
- func convertGithubLabel(label *github.Label) *base.Label {
- var desc string
- if label.Description != nil {
- desc = *label.Description
- }
- return &base.Label{
- Name: *label.Name,
- Color: *label.Color,
- Description: desc,
- }
- }
-
- // GetLabels returns labels
- func (g *GithubDownloaderV3) GetLabels() ([]*base.Label, error) {
- var perPage = 100
- var labels = make([]*base.Label, 0, perPage)
- for i := 1; ; i++ {
- g.sleep()
- ls, resp, err := g.client.Issues.ListLabels(g.ctx, g.repoOwner, g.repoName,
- &github.ListOptions{
- Page: i,
- PerPage: perPage,
- })
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
-
- for _, label := range ls {
- labels = append(labels, convertGithubLabel(label))
- }
- if len(ls) < perPage {
- break
- }
- }
- return labels, nil
- }
-
- func (g *GithubDownloaderV3) convertGithubRelease(rel *github.RepositoryRelease) *base.Release {
- var (
- name string
- desc string
- )
- if rel.Body != nil {
- desc = *rel.Body
- }
- if rel.Name != nil {
- name = *rel.Name
- }
-
- var email string
- if rel.Author.Email != nil {
- email = *rel.Author.Email
- }
-
- r := &base.Release{
- TagName: *rel.TagName,
- TargetCommitish: *rel.TargetCommitish,
- Name: name,
- Body: desc,
- Draft: *rel.Draft,
- Prerelease: *rel.Prerelease,
- Created: rel.CreatedAt.Time,
- PublisherID: *rel.Author.ID,
- PublisherName: *rel.Author.Login,
- PublisherEmail: email,
- Published: rel.PublishedAt.Time,
- }
-
- for _, asset := range rel.Assets {
- u, _ := url.Parse(*asset.BrowserDownloadURL)
- u.User = url.UserPassword(g.userName, g.password)
- r.Assets = append(r.Assets, base.ReleaseAsset{
- URL: u.String(),
- Name: *asset.Name,
- ContentType: asset.ContentType,
- Size: asset.Size,
- DownloadCount: asset.DownloadCount,
- Created: asset.CreatedAt.Time,
- Updated: asset.UpdatedAt.Time,
- })
- }
- return r
- }
-
- // GetReleases returns releases
- func (g *GithubDownloaderV3) GetReleases() ([]*base.Release, error) {
- var perPage = 100
- var releases = make([]*base.Release, 0, perPage)
- for i := 1; ; i++ {
- g.sleep()
- ls, resp, err := g.client.Repositories.ListReleases(g.ctx, g.repoOwner, g.repoName,
- &github.ListOptions{
- Page: i,
- PerPage: perPage,
- })
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
-
- for _, release := range ls {
- releases = append(releases, g.convertGithubRelease(release))
- }
- if len(ls) < perPage {
- break
- }
- }
- return releases, nil
- }
-
- // GetIssues returns issues according start and limit
- func (g *GithubDownloaderV3) GetIssues(page, perPage int) ([]*base.Issue, bool, error) {
- opt := &github.IssueListByRepoOptions{
- Sort: "created",
- Direction: "asc",
- State: "all",
- ListOptions: github.ListOptions{
- PerPage: perPage,
- Page: page,
- },
- }
-
- var allIssues = make([]*base.Issue, 0, perPage)
- g.sleep()
- issues, resp, err := g.client.Issues.ListByRepo(g.ctx, g.repoOwner, g.repoName, opt)
- if err != nil {
- return nil, false, fmt.Errorf("error while listing repos: %v", err)
- }
- g.rate = &resp.Rate
- for _, issue := range issues {
- if issue.IsPullRequest() {
- continue
- }
- var body string
- if issue.Body != nil {
- body = *issue.Body
- }
- var milestone string
- if issue.Milestone != nil {
- milestone = *issue.Milestone.Title
- }
- var labels = make([]*base.Label, 0, len(issue.Labels))
- for _, l := range issue.Labels {
- labels = append(labels, convertGithubLabel(&l))
- }
-
- var email string
- if issue.User.Email != nil {
- email = *issue.User.Email
- }
-
- // get reactions
- var reactions []*base.Reaction
- for i := 1; ; i++ {
- g.sleep()
- res, resp, err := g.client.Reactions.ListIssueReactions(g.ctx, g.repoOwner, g.repoName, issue.GetNumber(), &github.ListOptions{
- Page: i,
- PerPage: perPage,
- })
- if err != nil {
- return nil, false, err
- }
- g.rate = &resp.Rate
- if len(res) == 0 {
- break
- }
- for _, reaction := range res {
- reactions = append(reactions, &base.Reaction{
- UserID: reaction.User.GetID(),
- UserName: reaction.User.GetLogin(),
- Content: reaction.GetContent(),
- })
- }
- }
-
- allIssues = append(allIssues, &base.Issue{
- Title: *issue.Title,
- Number: int64(*issue.Number),
- PosterID: *issue.User.ID,
- PosterName: *issue.User.Login,
- PosterEmail: email,
- Content: body,
- Milestone: milestone,
- State: *issue.State,
- Created: *issue.CreatedAt,
- Updated: *issue.UpdatedAt,
- Labels: labels,
- Reactions: reactions,
- Closed: issue.ClosedAt,
- IsLocked: *issue.Locked,
- })
- }
-
- return allIssues, len(issues) < perPage, nil
- }
-
- // GetComments returns comments according issueNumber
- func (g *GithubDownloaderV3) GetComments(issueNumber int64) ([]*base.Comment, error) {
- var (
- allComments = make([]*base.Comment, 0, 100)
- created = "created"
- asc = "asc"
- )
- opt := &github.IssueListCommentsOptions{
- Sort: created,
- Direction: asc,
- ListOptions: github.ListOptions{
- PerPage: 100,
- },
- }
- for {
- g.sleep()
- comments, resp, err := g.client.Issues.ListComments(g.ctx, g.repoOwner, g.repoName, int(issueNumber), opt)
- if err != nil {
- return nil, fmt.Errorf("error while listing repos: %v", err)
- }
- g.rate = &resp.Rate
- for _, comment := range comments {
- var email string
- if comment.User.Email != nil {
- email = *comment.User.Email
- }
-
- // get reactions
- var reactions []*base.Reaction
- for i := 1; ; i++ {
- g.sleep()
- res, resp, err := g.client.Reactions.ListIssueCommentReactions(g.ctx, g.repoOwner, g.repoName, comment.GetID(), &github.ListOptions{
- Page: i,
- PerPage: 100,
- })
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
- if len(res) == 0 {
- break
- }
- for _, reaction := range res {
- reactions = append(reactions, &base.Reaction{
- UserID: reaction.User.GetID(),
- UserName: reaction.User.GetLogin(),
- Content: reaction.GetContent(),
- })
- }
- }
- allComments = append(allComments, &base.Comment{
- IssueIndex: issueNumber,
- PosterID: *comment.User.ID,
- PosterName: *comment.User.Login,
- PosterEmail: email,
- Content: *comment.Body,
- Created: *comment.CreatedAt,
- Updated: *comment.UpdatedAt,
- Reactions: reactions,
- })
- }
- if resp.NextPage == 0 {
- break
- }
- opt.Page = resp.NextPage
- }
- return allComments, nil
- }
-
- // GetPullRequests returns pull requests according page and perPage
- func (g *GithubDownloaderV3) GetPullRequests(page, perPage int) ([]*base.PullRequest, error) {
- opt := &github.PullRequestListOptions{
- Sort: "created",
- Direction: "asc",
- State: "all",
- ListOptions: github.ListOptions{
- PerPage: perPage,
- Page: page,
- },
- }
- var allPRs = make([]*base.PullRequest, 0, perPage)
- g.sleep()
- prs, resp, err := g.client.PullRequests.List(g.ctx, g.repoOwner, g.repoName, opt)
- if err != nil {
- return nil, fmt.Errorf("error while listing repos: %v", err)
- }
- g.rate = &resp.Rate
- for _, pr := range prs {
- var body string
- if pr.Body != nil {
- body = *pr.Body
- }
- var milestone string
- if pr.Milestone != nil {
- milestone = *pr.Milestone.Title
- }
- var labels = make([]*base.Label, 0, len(pr.Labels))
- for _, l := range pr.Labels {
- labels = append(labels, convertGithubLabel(l))
- }
-
- var email string
- if pr.User.Email != nil {
- email = *pr.User.Email
- }
- var merged bool
- // pr.Merged is not valid, so use MergedAt to test if it's merged
- if pr.MergedAt != nil {
- merged = true
- }
-
- var (
- headRepoName string
- cloneURL string
- headRef string
- headSHA string
- )
- if pr.Head.Repo != nil {
- if pr.Head.Repo.Name != nil {
- headRepoName = *pr.Head.Repo.Name
- }
- if pr.Head.Repo.CloneURL != nil {
- cloneURL = *pr.Head.Repo.CloneURL
- }
- }
- if pr.Head.Ref != nil {
- headRef = *pr.Head.Ref
- }
- if pr.Head.SHA != nil {
- headSHA = *pr.Head.SHA
- }
- var mergeCommitSHA string
- if pr.MergeCommitSHA != nil {
- mergeCommitSHA = *pr.MergeCommitSHA
- }
-
- var headUserName string
- if pr.Head.User != nil && pr.Head.User.Login != nil {
- headUserName = *pr.Head.User.Login
- }
-
- // get reactions
- var reactions []*base.Reaction
- for i := 1; ; i++ {
- g.sleep()
- res, resp, err := g.client.Reactions.ListIssueReactions(g.ctx, g.repoOwner, g.repoName, pr.GetNumber(), &github.ListOptions{
- Page: i,
- PerPage: perPage,
- })
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
- if len(res) == 0 {
- break
- }
- for _, reaction := range res {
- reactions = append(reactions, &base.Reaction{
- UserID: reaction.User.GetID(),
- UserName: reaction.User.GetLogin(),
- Content: reaction.GetContent(),
- })
- }
- }
-
- allPRs = append(allPRs, &base.PullRequest{
- Title: *pr.Title,
- Number: int64(*pr.Number),
- PosterName: *pr.User.Login,
- PosterID: *pr.User.ID,
- PosterEmail: email,
- Content: body,
- Milestone: milestone,
- State: *pr.State,
- Created: *pr.CreatedAt,
- Updated: *pr.UpdatedAt,
- Closed: pr.ClosedAt,
- Labels: labels,
- Merged: merged,
- MergeCommitSHA: mergeCommitSHA,
- MergedTime: pr.MergedAt,
- IsLocked: pr.ActiveLockReason != nil,
- Head: base.PullRequestBranch{
- Ref: headRef,
- SHA: headSHA,
- RepoName: headRepoName,
- OwnerName: headUserName,
- CloneURL: cloneURL,
- },
- Base: base.PullRequestBranch{
- Ref: *pr.Base.Ref,
- SHA: *pr.Base.SHA,
- RepoName: *pr.Base.Repo.Name,
- OwnerName: *pr.Base.User.Login,
- },
- PatchURL: *pr.PatchURL,
- Reactions: reactions,
- })
- }
-
- return allPRs, nil
- }
-
- func convertGithubReview(r *github.PullRequestReview) *base.Review {
- return &base.Review{
- ID: r.GetID(),
- ReviewerID: r.GetUser().GetID(),
- ReviewerName: r.GetUser().GetLogin(),
- CommitID: r.GetCommitID(),
- Content: r.GetBody(),
- CreatedAt: r.GetSubmittedAt(),
- State: r.GetState(),
- }
- }
-
- func (g *GithubDownloaderV3) convertGithubReviewComments(cs []*github.PullRequestComment) ([]*base.ReviewComment, error) {
- var rcs = make([]*base.ReviewComment, 0, len(cs))
- for _, c := range cs {
- // get reactions
- var reactions []*base.Reaction
- for i := 1; ; i++ {
- g.sleep()
- res, resp, err := g.client.Reactions.ListPullRequestCommentReactions(g.ctx, g.repoOwner, g.repoName, c.GetID(), &github.ListOptions{
- Page: i,
- PerPage: 100,
- })
- if err != nil {
- return nil, err
- }
- g.rate = &resp.Rate
- if len(res) == 0 {
- break
- }
- for _, reaction := range res {
- reactions = append(reactions, &base.Reaction{
- UserID: reaction.User.GetID(),
- UserName: reaction.User.GetLogin(),
- Content: reaction.GetContent(),
- })
- }
- }
-
- rcs = append(rcs, &base.ReviewComment{
- ID: c.GetID(),
- InReplyTo: c.GetInReplyTo(),
- Content: c.GetBody(),
- TreePath: c.GetPath(),
- DiffHunk: c.GetDiffHunk(),
- Position: c.GetPosition(),
- CommitID: c.GetCommitID(),
- PosterID: c.GetUser().GetID(),
- Reactions: reactions,
- CreatedAt: c.GetCreatedAt(),
- UpdatedAt: c.GetUpdatedAt(),
- })
- }
- return rcs, nil
- }
-
- // GetReviews returns pull requests review
- func (g *GithubDownloaderV3) GetReviews(pullRequestNumber int64) ([]*base.Review, error) {
- var allReviews = make([]*base.Review, 0, 100)
- opt := &github.ListOptions{
- PerPage: 100,
- }
- for {
- g.sleep()
- reviews, resp, err := g.client.PullRequests.ListReviews(g.ctx, g.repoOwner, g.repoName, int(pullRequestNumber), opt)
- if err != nil {
- return nil, fmt.Errorf("error while listing repos: %v", err)
- }
- g.rate = &resp.Rate
- for _, review := range reviews {
- r := convertGithubReview(review)
- r.IssueIndex = pullRequestNumber
- // retrieve all review comments
- opt2 := &github.ListOptions{
- PerPage: 100,
- }
- for {
- g.sleep()
- reviewComments, resp, err := g.client.PullRequests.ListReviewComments(g.ctx, g.repoOwner, g.repoName, int(pullRequestNumber), review.GetID(), opt2)
- if err != nil {
- return nil, fmt.Errorf("error while listing repos: %v", err)
- }
- g.rate = &resp.Rate
-
- cs, err := g.convertGithubReviewComments(reviewComments)
- if err != nil {
- return nil, err
- }
- r.Comments = append(r.Comments, cs...)
- if resp.NextPage == 0 {
- break
- }
- opt2.Page = resp.NextPage
- }
- allReviews = append(allReviews, r)
- }
- if resp.NextPage == 0 {
- break
- }
- opt.Page = resp.NextPage
- }
- return allReviews, nil
- }
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