gitea/modules/migrations/gitea.go

617 lines
15 KiB
Go

// 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 (
"fmt"
"io"
"net/http"
"net/url"
"os"
"path"
"path/filepath"
"strings"
"sync"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/migrations/base"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/timeutil"
gouuid "github.com/satori/go.uuid"
)
var (
_ base.Uploader = &GiteaLocalUploader{}
)
// GiteaLocalUploader implements an Uploader to gitea sites
type GiteaLocalUploader struct {
doer *models.User
repoOwner string
repoName string
repo *models.Repository
labels sync.Map
milestones sync.Map
issues sync.Map
gitRepo *git.Repository
prHeadCache map[string]struct{}
userMap map[int64]int64 // external user id mapping to user id
gitServiceType structs.GitServiceType
}
// NewGiteaLocalUploader creates an gitea Uploader via gitea API v1
func NewGiteaLocalUploader(doer *models.User, repoOwner, repoName string) *GiteaLocalUploader {
return &GiteaLocalUploader{
doer: doer,
repoOwner: repoOwner,
repoName: repoName,
prHeadCache: make(map[string]struct{}),
userMap: make(map[int64]int64),
}
}
// MaxBatchInsertSize returns the table's max batch insert size
func (g *GiteaLocalUploader) MaxBatchInsertSize(tp string) int {
switch tp {
case "issue":
return models.MaxBatchInsertSize(new(models.Issue))
case "comment":
return models.MaxBatchInsertSize(new(models.Comment))
case "milestone":
return models.MaxBatchInsertSize(new(models.Milestone))
case "label":
return models.MaxBatchInsertSize(new(models.Label))
case "release":
return models.MaxBatchInsertSize(new(models.Release))
case "pullrequest":
return models.MaxBatchInsertSize(new(models.PullRequest))
}
return 10
}
// CreateRepo creates a repository
func (g *GiteaLocalUploader) CreateRepo(repo *base.Repository, opts base.MigrateOptions) error {
owner, err := models.GetUserByName(g.repoOwner)
if err != nil {
return err
}
var remoteAddr = repo.CloneURL
if len(opts.AuthUsername) > 0 {
u, err := url.Parse(repo.CloneURL)
if err != nil {
return err
}
u.User = url.UserPassword(opts.AuthUsername, opts.AuthPassword)
remoteAddr = u.String()
}
var r *models.Repository
if opts.MigrateToRepoID <= 0 {
r, err = models.CreateRepository(g.doer, owner, models.CreateRepoOptions{
Name: g.repoName,
Description: repo.Description,
OriginalURL: repo.OriginalURL,
IsPrivate: opts.Private,
IsMirror: opts.Mirror,
Status: models.RepositoryBeingMigrated,
})
} else {
r, err = models.GetRepositoryByID(opts.MigrateToRepoID)
}
if err != nil {
return err
}
r, err = models.MigrateRepositoryGitData(g.doer, owner, r, structs.MigrateRepoOption{
RepoName: g.repoName,
Description: repo.Description,
OriginalURL: repo.OriginalURL,
GitServiceType: opts.GitServiceType,
Mirror: repo.IsMirror,
CloneAddr: remoteAddr,
Private: repo.IsPrivate,
Wiki: opts.Wiki,
Releases: opts.Releases, // if didn't get releases, then sync them from tags
})
g.repo = r
if err != nil {
return err
}
g.gitRepo, err = git.OpenRepository(r.RepoPath())
return err
}
// CreateTopics creates topics
func (g *GiteaLocalUploader) CreateTopics(topics ...string) error {
return models.SaveTopics(g.repo.ID, topics...)
}
// CreateMilestones creates milestones
func (g *GiteaLocalUploader) CreateMilestones(milestones ...*base.Milestone) error {
var mss = make([]*models.Milestone, 0, len(milestones))
for _, milestone := range milestones {
var deadline timeutil.TimeStamp
if milestone.Deadline != nil {
deadline = timeutil.TimeStamp(milestone.Deadline.Unix())
}
if deadline == 0 {
deadline = timeutil.TimeStamp(time.Date(9999, 1, 1, 0, 0, 0, 0, setting.DefaultUILocation).Unix())
}
var ms = models.Milestone{
RepoID: g.repo.ID,
Name: milestone.Title,
Content: milestone.Description,
IsClosed: milestone.State == "closed",
DeadlineUnix: deadline,
}
if ms.IsClosed && milestone.Closed != nil {
ms.ClosedDateUnix = timeutil.TimeStamp(milestone.Closed.Unix())
}
mss = append(mss, &ms)
}
err := models.InsertMilestones(mss...)
if err != nil {
return err
}
for _, ms := range mss {
g.milestones.Store(ms.Name, ms.ID)
}
return nil
}
// CreateLabels creates labels
func (g *GiteaLocalUploader) CreateLabels(labels ...*base.Label) error {
var lbs = make([]*models.Label, 0, len(labels))
for _, label := range labels {
lbs = append(lbs, &models.Label{
RepoID: g.repo.ID,
Name: label.Name,
Description: label.Description,
Color: fmt.Sprintf("#%s", label.Color),
})
}
err := models.NewLabels(lbs...)
if err != nil {
return err
}
for _, lb := range lbs {
g.labels.Store(lb.Name, lb)
}
return nil
}
// CreateReleases creates releases
func (g *GiteaLocalUploader) CreateReleases(releases ...*base.Release) error {
var rels = make([]*models.Release, 0, len(releases))
for _, release := range releases {
var rel = models.Release{
RepoID: g.repo.ID,
TagName: release.TagName,
LowerTagName: strings.ToLower(release.TagName),
Target: release.TargetCommitish,
Title: release.Name,
Sha1: release.TargetCommitish,
Note: release.Body,
IsDraft: release.Draft,
IsPrerelease: release.Prerelease,
IsTag: false,
CreatedUnix: timeutil.TimeStamp(release.Created.Unix()),
}
userid, ok := g.userMap[release.PublisherID]
tp := g.gitServiceType.Name()
if !ok && tp != "" {
var err error
userid, err = models.GetUserIDByExternalUserID(tp, fmt.Sprintf("%v", release.PublisherID))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
}
if userid > 0 {
g.userMap[release.PublisherID] = userid
}
}
if userid > 0 {
rel.PublisherID = userid
} else {
rel.PublisherID = g.doer.ID
rel.OriginalAuthor = release.PublisherName
rel.OriginalAuthorID = release.PublisherID
}
// calc NumCommits
commit, err := g.gitRepo.GetCommit(rel.TagName)
if err != nil {
return fmt.Errorf("GetCommit: %v", err)
}
rel.NumCommits, err = commit.CommitsCount()
if err != nil {
return fmt.Errorf("CommitsCount: %v", err)
}
for _, asset := range release.Assets {
var attach = models.Attachment{
UUID: gouuid.NewV4().String(),
Name: asset.Name,
DownloadCount: int64(*asset.DownloadCount),
Size: int64(*asset.Size),
CreatedUnix: timeutil.TimeStamp(asset.Created.Unix()),
}
// download attachment
resp, err := http.Get(asset.URL)
if err != nil {
return err
}
defer resp.Body.Close()
localPath := attach.LocalPath()
if err = os.MkdirAll(path.Dir(localPath), os.ModePerm); err != nil {
return fmt.Errorf("MkdirAll: %v", err)
}
fw, err := os.Create(localPath)
if err != nil {
return fmt.Errorf("Create: %v", err)
}
defer fw.Close()
if _, err := io.Copy(fw, resp.Body); err != nil {
return err
}
rel.Attachments = append(rel.Attachments, &attach)
}
rels = append(rels, &rel)
}
if err := models.InsertReleases(rels...); err != nil {
return err
}
// sync tags to releases in database
return models.SyncReleasesWithTags(g.repo, g.gitRepo)
}
// CreateIssues creates issues
func (g *GiteaLocalUploader) CreateIssues(issues ...*base.Issue) error {
var iss = make([]*models.Issue, 0, len(issues))
for _, issue := range issues {
var labels []*models.Label
for _, label := range issue.Labels {
lb, ok := g.labels.Load(label.Name)
if ok {
labels = append(labels, lb.(*models.Label))
}
}
var milestoneID int64
if issue.Milestone != "" {
milestone, ok := g.milestones.Load(issue.Milestone)
if ok {
milestoneID = milestone.(int64)
}
}
var is = models.Issue{
RepoID: g.repo.ID,
Repo: g.repo,
Index: issue.Number,
Title: issue.Title,
Content: issue.Content,
IsClosed: issue.State == "closed",
IsLocked: issue.IsLocked,
MilestoneID: milestoneID,
Labels: labels,
CreatedUnix: timeutil.TimeStamp(issue.Created.Unix()),
}
userid, ok := g.userMap[issue.PosterID]
tp := g.gitServiceType.Name()
if !ok && tp != "" {
var err error
userid, err = models.GetUserIDByExternalUserID(tp, fmt.Sprintf("%v", issue.PosterID))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
}
if userid > 0 {
g.userMap[issue.PosterID] = userid
}
}
if userid > 0 {
is.PosterID = userid
} else {
is.PosterID = g.doer.ID
is.OriginalAuthor = issue.PosterName
is.OriginalAuthorID = issue.PosterID
}
if issue.Closed != nil {
is.ClosedUnix = timeutil.TimeStamp(issue.Closed.Unix())
}
// TODO: add reactions
iss = append(iss, &is)
}
err := models.InsertIssues(iss...)
if err != nil {
return err
}
for _, is := range iss {
g.issues.Store(is.Index, is.ID)
}
return nil
}
// CreateComments creates comments of issues
func (g *GiteaLocalUploader) CreateComments(comments ...*base.Comment) error {
var cms = make([]*models.Comment, 0, len(comments))
for _, comment := range comments {
var issueID int64
if issueIDStr, ok := g.issues.Load(comment.IssueIndex); !ok {
issue, err := models.GetIssueByIndex(g.repo.ID, comment.IssueIndex)
if err != nil {
return err
}
issueID = issue.ID
g.issues.Store(comment.IssueIndex, issueID)
} else {
issueID = issueIDStr.(int64)
}
userid, ok := g.userMap[comment.PosterID]
tp := g.gitServiceType.Name()
if !ok && tp != "" {
var err error
userid, err = models.GetUserIDByExternalUserID(tp, fmt.Sprintf("%v", comment.PosterID))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
}
if userid > 0 {
g.userMap[comment.PosterID] = userid
}
}
cm := models.Comment{
IssueID: issueID,
Type: models.CommentTypeComment,
Content: comment.Content,
CreatedUnix: timeutil.TimeStamp(comment.Created.Unix()),
}
if userid > 0 {
cm.PosterID = userid
} else {
cm.PosterID = g.doer.ID
cm.OriginalAuthor = comment.PosterName
cm.OriginalAuthorID = comment.PosterID
}
cms = append(cms, &cm)
// TODO: Reactions
}
return models.InsertIssueComments(cms)
}
// CreatePullRequests creates pull requests
func (g *GiteaLocalUploader) CreatePullRequests(prs ...*base.PullRequest) error {
var gprs = make([]*models.PullRequest, 0, len(prs))
for _, pr := range prs {
gpr, err := g.newPullRequest(pr)
if err != nil {
return err
}
userid, ok := g.userMap[pr.PosterID]
tp := g.gitServiceType.Name()
if !ok && tp != "" {
var err error
userid, err = models.GetUserIDByExternalUserID(tp, fmt.Sprintf("%v", pr.PosterID))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
}
if userid > 0 {
g.userMap[pr.PosterID] = userid
}
}
if userid > 0 {
gpr.Issue.PosterID = userid
} else {
gpr.Issue.PosterID = g.doer.ID
gpr.Issue.OriginalAuthor = pr.PosterName
gpr.Issue.OriginalAuthorID = pr.PosterID
}
gprs = append(gprs, gpr)
}
if err := models.InsertPullRequests(gprs...); err != nil {
return err
}
for _, pr := range gprs {
g.issues.Store(pr.Issue.Index, pr.Issue.ID)
}
return nil
}
func (g *GiteaLocalUploader) newPullRequest(pr *base.PullRequest) (*models.PullRequest, error) {
var labels []*models.Label
for _, label := range pr.Labels {
lb, ok := g.labels.Load(label.Name)
if ok {
labels = append(labels, lb.(*models.Label))
}
}
var milestoneID int64
if pr.Milestone != "" {
milestone, ok := g.milestones.Load(pr.Milestone)
if ok {
milestoneID = milestone.(int64)
}
}
// download patch file
resp, err := http.Get(pr.PatchURL)
if err != nil {
return nil, err
}
defer resp.Body.Close()
pullDir := filepath.Join(g.repo.RepoPath(), "pulls")
if err = os.MkdirAll(pullDir, os.ModePerm); err != nil {
return nil, err
}
f, err := os.Create(filepath.Join(pullDir, fmt.Sprintf("%d.patch", pr.Number)))
if err != nil {
return nil, err
}
defer f.Close()
_, err = io.Copy(f, resp.Body)
if err != nil {
return nil, err
}
// set head information
pullHead := filepath.Join(g.repo.RepoPath(), "refs", "pull", fmt.Sprintf("%d", pr.Number))
if err := os.MkdirAll(pullHead, os.ModePerm); err != nil {
return nil, err
}
p, err := os.Create(filepath.Join(pullHead, "head"))
if err != nil {
return nil, err
}
defer p.Close()
_, err = p.WriteString(pr.Head.SHA)
if err != nil {
return nil, err
}
var head = "unknown repository"
if pr.IsForkPullRequest() && pr.State != "closed" {
if pr.Head.OwnerName != "" {
remote := pr.Head.OwnerName
_, ok := g.prHeadCache[remote]
if !ok {
// git remote add
err := g.gitRepo.AddRemote(remote, pr.Head.CloneURL, true)
if err != nil {
log.Error("AddRemote failed: %s", err)
} else {
g.prHeadCache[remote] = struct{}{}
ok = true
}
}
if ok {
_, err = git.NewCommand("fetch", remote, pr.Head.Ref).RunInDir(g.repo.RepoPath())
if err != nil {
log.Error("Fetch branch from %s failed: %v", pr.Head.CloneURL, err)
} else {
headBranch := filepath.Join(g.repo.RepoPath(), "refs", "heads", pr.Head.OwnerName, pr.Head.Ref)
if err := os.MkdirAll(filepath.Dir(headBranch), os.ModePerm); err != nil {
return nil, err
}
b, err := os.Create(headBranch)
if err != nil {
return nil, err
}
defer b.Close()
_, err = b.WriteString(pr.Head.SHA)
if err != nil {
return nil, err
}
head = pr.Head.OwnerName + "/" + pr.Head.Ref
}
}
}
} else {
head = pr.Head.Ref
}
var issue = models.Issue{
RepoID: g.repo.ID,
Repo: g.repo,
Title: pr.Title,
Index: pr.Number,
Content: pr.Content,
MilestoneID: milestoneID,
IsPull: true,
IsClosed: pr.State == "closed",
IsLocked: pr.IsLocked,
Labels: labels,
CreatedUnix: timeutil.TimeStamp(pr.Created.Unix()),
}
userid, ok := g.userMap[pr.PosterID]
if !ok {
var err error
userid, err = models.GetUserIDByExternalUserID("github", fmt.Sprintf("%v", pr.PosterID))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
}
if userid > 0 {
g.userMap[pr.PosterID] = userid
}
}
if userid > 0 {
issue.PosterID = userid
} else {
issue.PosterID = g.doer.ID
issue.OriginalAuthor = pr.PosterName
issue.OriginalAuthorID = pr.PosterID
}
var pullRequest = models.PullRequest{
HeadRepoID: g.repo.ID,
HeadBranch: head,
BaseRepoID: g.repo.ID,
BaseBranch: pr.Base.Ref,
MergeBase: pr.Base.SHA,
Index: pr.Number,
HasMerged: pr.Merged,
Issue: &issue,
}
if pullRequest.Issue.IsClosed && pr.Closed != nil {
pullRequest.Issue.ClosedUnix = timeutil.TimeStamp(pr.Closed.Unix())
}
if pullRequest.HasMerged && pr.MergedTime != nil {
pullRequest.MergedUnix = timeutil.TimeStamp(pr.MergedTime.Unix())
pullRequest.MergedCommitID = pr.MergeCommitSHA
pullRequest.MergerID = g.doer.ID
}
// TODO: reactions
// TODO: assignees
return &pullRequest, nil
}
// Rollback when migrating failed, this will rollback all the changes.
func (g *GiteaLocalUploader) Rollback() error {
if g.repo != nil && g.repo.ID > 0 {
if err := models.DeleteRepository(g.doer, g.repo.OwnerID, g.repo.ID); err != nil {
return err
}
}
return nil
}