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gitea/services/migrations/gitea_uploader.go

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// Copyright 2019 The Gitea Authors. All rights reserved.
// Copyright 2018 Jonas Franz. All rights reserved.
// SPDX-License-Identifier: MIT
package migrations
import (
"context"
"fmt"
"io"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/db"
issues_model "code.gitea.io/gitea/models/issues"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
base_module "code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/gitrepo"
"code.gitea.io/gitea/modules/label"
"code.gitea.io/gitea/modules/log"
base "code.gitea.io/gitea/modules/migration"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/storage"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/timeutil"
"code.gitea.io/gitea/modules/uri"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/services/pull"
repo_service "code.gitea.io/gitea/services/repository"
"github.com/google/uuid"
)
var _ base.Uploader = &GiteaLocalUploader{}
// GiteaLocalUploader implements an Uploader to gitea sites
type GiteaLocalUploader struct {
ctx context.Context
doer *user_model.User
repoOwner string
repoName string
repo *repo_model.Repository
labels map[string]*issues_model.Label
milestones map[string]int64
issues map[int64]*issues_model.Issue
gitRepo *git.Repository
prHeadCache map[string]string
sameApp bool
userMap map[int64]int64 // external user id mapping to user id
prCache map[int64]*issues_model.PullRequest
gitServiceType structs.GitServiceType
}
// NewGiteaLocalUploader creates an gitea Uploader via gitea API v1
func NewGiteaLocalUploader(ctx context.Context, doer *user_model.User, repoOwner, repoName string) *GiteaLocalUploader {
return &GiteaLocalUploader{
ctx: ctx,
doer: doer,
repoOwner: repoOwner,
repoName: repoName,
labels: make(map[string]*issues_model.Label),
milestones: make(map[string]int64),
issues: make(map[int64]*issues_model.Issue),
prHeadCache: make(map[string]string),
userMap: make(map[int64]int64),
prCache: make(map[int64]*issues_model.PullRequest),
}
}
// MaxBatchInsertSize returns the table's max batch insert size
func (g *GiteaLocalUploader) MaxBatchInsertSize(tp string) int {
switch tp {
case "issue":
return db.MaxBatchInsertSize(new(issues_model.Issue))
case "comment":
return db.MaxBatchInsertSize(new(issues_model.Comment))
case "milestone":
return db.MaxBatchInsertSize(new(issues_model.Milestone))
case "label":
return db.MaxBatchInsertSize(new(issues_model.Label))
case "release":
return db.MaxBatchInsertSize(new(repo_model.Release))
case "pullrequest":
return db.MaxBatchInsertSize(new(issues_model.PullRequest))
}
return 10
}
// CreateRepo creates a repository
func (g *GiteaLocalUploader) CreateRepo(repo *base.Repository, opts base.MigrateOptions) error {
owner, err := user_model.GetUserByName(g.ctx, g.repoOwner)
if err != nil {
return err
}
var r *repo_model.Repository
if opts.MigrateToRepoID <= 0 {
r, err = repo_service.CreateRepositoryDirectly(g.ctx, g.doer, owner, repo_service.CreateRepoOptions{
Name: g.repoName,
Description: repo.Description,
OriginalURL: repo.OriginalURL,
GitServiceType: opts.GitServiceType,
IsPrivate: opts.Private || setting.Repository.ForcePrivate,
IsMirror: opts.Mirror,
Status: repo_model.RepositoryBeingMigrated,
})
} else {
r, err = repo_model.GetRepositoryByID(g.ctx, opts.MigrateToRepoID)
}
if err != nil {
return err
}
r.DefaultBranch = repo.DefaultBranch
r.Description = repo.Description
r, err = repo_service.MigrateRepositoryGitData(g.ctx, owner, r, base.MigrateOptions{
RepoName: g.repoName,
Description: repo.Description,
OriginalURL: repo.OriginalURL,
GitServiceType: opts.GitServiceType,
Mirror: repo.IsMirror,
LFS: opts.LFS,
LFSEndpoint: opts.LFSEndpoint,
CloneAddr: repo.CloneURL, // SECURITY: we will assume that this has already been checked
Private: repo.IsPrivate,
Wiki: opts.Wiki,
Releases: opts.Releases, // if didn't get releases, then sync them from tags
MirrorInterval: opts.MirrorInterval,
}, NewMigrationHTTPTransport())
g.sameApp = strings.HasPrefix(repo.OriginalURL, setting.AppURL)
g.repo = r
if err != nil {
return err
}
g.gitRepo, err = gitrepo.OpenRepository(g.ctx, g.repo)
if err != nil {
return err
}
// detect object format from git repository and update to database
objectFormat, err := g.gitRepo.GetObjectFormat()
if err != nil {
return err
}
g.repo.ObjectFormatName = objectFormat.Name()
return repo_model.UpdateRepositoryCols(g.ctx, g.repo, "object_format_name")
}
// Close closes this uploader
func (g *GiteaLocalUploader) Close() {
if g.gitRepo != nil {
g.gitRepo.Close()
}
}
// CreateTopics creates topics
func (g *GiteaLocalUploader) CreateTopics(topics ...string) error {
// Ignore topics too long for the db
c := 0
for _, topic := range topics {
if len(topic) > 50 {
continue
}
topics[c] = topic
c++
}
topics = topics[:c]
return repo_model.SaveTopics(g.ctx, g.repo.ID, topics...)
}
// CreateMilestones creates milestones
func (g *GiteaLocalUploader) CreateMilestones(milestones ...*base.Milestone) error {
mss := make([]*issues_model.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())
}
if milestone.Created.IsZero() {
if milestone.Updated != nil {
milestone.Created = *milestone.Updated
} else if milestone.Deadline != nil {
milestone.Created = *milestone.Deadline
} else {
milestone.Created = time.Now()
}
}
if milestone.Updated == nil || milestone.Updated.IsZero() {
milestone.Updated = &milestone.Created
}
ms := issues_model.Milestone{
RepoID: g.repo.ID,
Name: milestone.Title,
Content: milestone.Description,
IsClosed: milestone.State == "closed",
CreatedUnix: timeutil.TimeStamp(milestone.Created.Unix()),
UpdatedUnix: timeutil.TimeStamp(milestone.Updated.Unix()),
DeadlineUnix: deadline,
}
if ms.IsClosed && milestone.Closed != nil {
ms.ClosedDateUnix = timeutil.TimeStamp(milestone.Closed.Unix())
}
mss = append(mss, &ms)
}
err := issues_model.InsertMilestones(g.ctx, mss...)
if err != nil {
return err
}
for _, ms := range mss {
g.milestones[ms.Name] = ms.ID
}
return nil
}
// CreateLabels creates labels
func (g *GiteaLocalUploader) CreateLabels(labels ...*base.Label) error {
lbs := make([]*issues_model.Label, 0, len(labels))
for _, l := range labels {
if color, err := label.NormalizeColor(l.Color); err != nil {
log.Warn("Invalid label color: #%s for label: %s in migration to %s/%s", l.Color, l.Name, g.repoOwner, g.repoName)
l.Color = "#ffffff"
} else {
l.Color = color
}
lbs = append(lbs, &issues_model.Label{
RepoID: g.repo.ID,
Name: l.Name,
Exclusive: l.Exclusive,
Description: l.Description,
Color: l.Color,
})
}
err := issues_model.NewLabels(g.ctx, lbs...)
if err != nil {
return err
}
for _, lb := range lbs {
g.labels[lb.Name] = lb
}
return nil
}
// CreateReleases creates releases
func (g *GiteaLocalUploader) CreateReleases(releases ...*base.Release) error {
rels := make([]*repo_model.Release, 0, len(releases))
for _, release := range releases {
if release.Created.IsZero() {
if !release.Published.IsZero() {
release.Created = release.Published
} else {
release.Created = time.Now()
}
}
// SECURITY: The TagName must be a valid git ref
if release.TagName != "" && !git.IsValidRefPattern(release.TagName) {
release.TagName = ""
}
// SECURITY: The TargetCommitish must be a valid git ref
if release.TargetCommitish != "" && !git.IsValidRefPattern(release.TargetCommitish) {
release.TargetCommitish = ""
}
rel := repo_model.Release{
RepoID: g.repo.ID,
TagName: release.TagName,
LowerTagName: strings.ToLower(release.TagName),
Target: release.TargetCommitish,
Title: release.Name,
Note: release.Body,
IsDraft: release.Draft,
IsPrerelease: release.Prerelease,
IsTag: false,
CreatedUnix: timeutil.TimeStamp(release.Created.Unix()),
}
if err := g.remapUser(release, &rel); err != nil {
return err
}
// calc NumCommits if possible
if rel.TagName != "" {
commit, err := g.gitRepo.GetTagCommit(rel.TagName)
if !git.IsErrNotExist(err) {
if err != nil {
return fmt.Errorf("GetTagCommit[%v]: %w", rel.TagName, err)
}
rel.Sha1 = commit.ID.String()
rel.NumCommits, err = commit.CommitsCount()
if err != nil {
return fmt.Errorf("CommitsCount: %w", err)
}
}
}
for _, asset := range release.Assets {
if asset.Created.IsZero() {
if !asset.Updated.IsZero() {
asset.Created = asset.Updated
} else {
asset.Created = release.Created
}
}
attach := repo_model.Attachment{
UUID: uuid.New().String(),
Name: asset.Name,
DownloadCount: int64(*asset.DownloadCount),
Size: int64(*asset.Size),
CreatedUnix: timeutil.TimeStamp(asset.Created.Unix()),
}
// SECURITY: We cannot check the DownloadURL and DownloadFunc are safe here
// ... we must assume that they are safe and simply download the attachment
err := func() error {
// asset.DownloadURL maybe a local file
var rc io.ReadCloser
var err error
if asset.DownloadFunc != nil {
rc, err = asset.DownloadFunc()
if err != nil {
return err
}
} else if asset.DownloadURL != nil {
rc, err = uri.Open(*asset.DownloadURL)
if err != nil {
return err
}
}
if rc == nil {
return nil
}
_, err = storage.Attachments.Save(attach.RelativePath(), rc, int64(*asset.Size))
rc.Close()
return err
}()
if err != nil {
return err
}
rel.Attachments = append(rel.Attachments, &attach)
}
rels = append(rels, &rel)
}
return repo_model.InsertReleases(g.ctx, rels...)
}
// SyncTags syncs releases with tags in the database
func (g *GiteaLocalUploader) SyncTags() error {
return repo_module.SyncReleasesWithTags(g.ctx, g.repo, g.gitRepo)
}
// CreateIssues creates issues
func (g *GiteaLocalUploader) CreateIssues(issues ...*base.Issue) error {
iss := make([]*issues_model.Issue, 0, len(issues))
for _, issue := range issues {
var labels []*issues_model.Label
for _, label := range issue.Labels {
lb, ok := g.labels[label.Name]
if ok {
labels = append(labels, lb)
}
}
milestoneID := g.milestones[issue.Milestone]
if issue.Created.IsZero() {
if issue.Closed != nil {
issue.Created = *issue.Closed
} else {
issue.Created = time.Now()
}
}
if issue.Updated.IsZero() {
if issue.Closed != nil {
issue.Updated = *issue.Closed
} else {
issue.Updated = time.Now()
}
}
// SECURITY: issue.Ref needs to be a valid reference
if !git.IsValidRefPattern(issue.Ref) {
log.Warn("Invalid issue.Ref[%s] in issue #%d in %s/%s", issue.Ref, issue.Number, g.repoOwner, g.repoName)
issue.Ref = ""
}
is := issues_model.Issue{
RepoID: g.repo.ID,
Repo: g.repo,
Index: issue.Number,
Title: base_module.TruncateString(issue.Title, 255),
Content: issue.Content,
Ref: issue.Ref,
IsClosed: issue.State == "closed",
IsLocked: issue.IsLocked,
MilestoneID: milestoneID,
Labels: labels,
CreatedUnix: timeutil.TimeStamp(issue.Created.Unix()),
UpdatedUnix: timeutil.TimeStamp(issue.Updated.Unix()),
}
if err := g.remapUser(issue, &is); err != nil {
return err
}
if issue.Closed != nil {
is.ClosedUnix = timeutil.TimeStamp(issue.Closed.Unix())
}
// add reactions
for _, reaction := range issue.Reactions {
res := issues_model.Reaction{
Type: reaction.Content,
CreatedUnix: timeutil.TimeStampNow(),
}
if err := g.remapUser(reaction, &res); err != nil {
return err
}
is.Reactions = append(is.Reactions, &res)
}
iss = append(iss, &is)
}
if len(iss) > 0 {
if err := issues_model.InsertIssues(g.ctx, iss...); err != nil {
return err
}
for _, is := range iss {
g.issues[is.Index] = is
}
}
return nil
}
// CreateComments creates comments of issues
func (g *GiteaLocalUploader) CreateComments(comments ...*base.Comment) error {
cms := make([]*issues_model.Comment, 0, len(comments))
for _, comment := range comments {
var issue *issues_model.Issue
issue, ok := g.issues[comment.IssueIndex]
if !ok {
return fmt.Errorf("comment references non existent IssueIndex %d", comment.IssueIndex)
}
if comment.Created.IsZero() {
comment.Created = time.Unix(int64(issue.CreatedUnix), 0)
}
if comment.Updated.IsZero() {
comment.Updated = comment.Created
}
if comment.CommentType == "" {
// if type field is missing, then assume a normal comment
comment.CommentType = issues_model.CommentTypeComment.String()
}
cm := issues_model.Comment{
IssueID: issue.ID,
Type: issues_model.AsCommentType(comment.CommentType),
Content: comment.Content,
CreatedUnix: timeutil.TimeStamp(comment.Created.Unix()),
UpdatedUnix: timeutil.TimeStamp(comment.Updated.Unix()),
}
switch cm.Type {
case issues_model.CommentTypeReopen:
cm.Content = ""
case issues_model.CommentTypeClose:
cm.Content = ""
case issues_model.CommentTypeAssignees:
if assigneeID, ok := comment.Meta["AssigneeID"].(int); ok {
cm.AssigneeID = int64(assigneeID)
}
if comment.Meta["RemovedAssigneeID"] != nil {
cm.RemovedAssignee = true
}
case issues_model.CommentTypeChangeTitle:
if comment.Meta["OldTitle"] != nil {
cm.OldTitle = fmt.Sprint(comment.Meta["OldTitle"])
}
if comment.Meta["NewTitle"] != nil {
cm.NewTitle = fmt.Sprint(comment.Meta["NewTitle"])
}
case issues_model.CommentTypeChangeTargetBranch:
if comment.Meta["OldRef"] != nil && comment.Meta["NewRef"] != nil {
cm.OldRef = fmt.Sprint(comment.Meta["OldRef"])
cm.NewRef = fmt.Sprint(comment.Meta["NewRef"])
cm.Content = ""
}
case issues_model.CommentTypeMergePull:
cm.Content = ""
case issues_model.CommentTypePRScheduledToAutoMerge, issues_model.CommentTypePRUnScheduledToAutoMerge:
cm.Content = ""
default:
}
if err := g.remapUser(comment, &cm); err != nil {
return err
}
// add reactions
for _, reaction := range comment.Reactions {
res := issues_model.Reaction{
Type: reaction.Content,
CreatedUnix: timeutil.TimeStampNow(),
}
if err := g.remapUser(reaction, &res); err != nil {
return err
}
cm.Reactions = append(cm.Reactions, &res)
}
cms = append(cms, &cm)
}
if len(cms) == 0 {
return nil
}
return issues_model.InsertIssueComments(g.ctx, cms)
}
// CreatePullRequests creates pull requests
func (g *GiteaLocalUploader) CreatePullRequests(prs ...*base.PullRequest) error {
gprs := make([]*issues_model.PullRequest, 0, len(prs))
for _, pr := range prs {
gpr, err := g.newPullRequest(pr)
if err != nil {
return err
}
if err := g.remapUser(pr, gpr.Issue); err != nil {
return err
}
gprs = append(gprs, gpr)
}
if err := issues_model.InsertPullRequests(g.ctx, gprs...); err != nil {
return err
}
for _, pr := range gprs {
g.issues[pr.Issue.Index] = pr.Issue
pull.AddToTaskQueue(g.ctx, pr)
}
return nil
}
func (g *GiteaLocalUploader) updateGitForPullRequest(pr *base.PullRequest) (head string, err error) {
// SECURITY: this pr must have been must have been ensured safe
if !pr.EnsuredSafe {
log.Error("PR #%d in %s/%s has not been checked for safety.", pr.Number, g.repoOwner, g.repoName)
return "", fmt.Errorf("the PR[%d] was not checked for safety", pr.Number)
}
// Anonymous function to download the patch file (allows us to use defer)
err = func() error {
// if the patchURL is empty there is nothing to download
if pr.PatchURL == "" {
return nil
}
// SECURITY: We will assume that the pr.PatchURL has been checked
// pr.PatchURL maybe a local file - but note EnsureSafe should be asserting that this safe
ret, err := uri.Open(pr.PatchURL) // TODO: This probably needs to use the downloader as there may be rate limiting issues here
if err != nil {
return err
}
defer ret.Close()
pullDir := filepath.Join(g.repo.RepoPath(), "pulls")
if err = os.MkdirAll(pullDir, os.ModePerm); err != nil {
return err
}
f, err := os.Create(filepath.Join(pullDir, fmt.Sprintf("%d.patch", pr.Number)))
if err != nil {
return err
}
defer f.Close()
// TODO: Should there be limits on the size of this file?
_, err = io.Copy(f, ret)
return err
}()
if err != nil {
return "", err
}
head = "unknown repository"
if pr.IsForkPullRequest() && pr.State != "closed" {
// OK we want to fetch the current head as a branch from its CloneURL
// 1. Is there a head clone URL available?
// 2. Is there a head ref available?
if pr.Head.CloneURL == "" || pr.Head.Ref == "" {
return head, nil
}
// 3. We need to create a remote for this clone url
// ... maybe we already have a name for this remote
remote, ok := g.prHeadCache[pr.Head.CloneURL+":"]
if !ok {
// ... let's try ownername as a reasonable name
remote = pr.Head.OwnerName
if !git.IsValidRefPattern(remote) {
// ... let's try something less nice
remote = "head-pr-" + strconv.FormatInt(pr.Number, 10)
}
// ... now add the remote
err := g.gitRepo.AddRemote(remote, pr.Head.CloneURL, true)
if err != nil {
log.Error("PR #%d in %s/%s AddRemote[%s] failed: %v", pr.Number, g.repoOwner, g.repoName, remote, err)
} else {
g.prHeadCache[pr.Head.CloneURL+":"] = remote
ok = true
}
}
if !ok {
return head, nil
}
// 4. Check if we already have this ref?
localRef, ok := g.prHeadCache[pr.Head.CloneURL+":"+pr.Head.Ref]
if !ok {
// ... We would normally name this migrated branch as <OwnerName>/<HeadRef> but we need to ensure that is safe
localRef = git.SanitizeRefPattern(pr.Head.OwnerName + "/" + pr.Head.Ref)
// ... Now we must assert that this does not exist
if g.gitRepo.IsBranchExist(localRef) {
localRef = "head-pr-" + strconv.FormatInt(pr.Number, 10) + "/" + localRef
i := 0
for g.gitRepo.IsBranchExist(localRef) {
if i > 5 {
// ... We tried, we really tried but this is just a seriously unfriendly repo
return head, nil
}
// OK just try some uuids!
localRef = git.SanitizeRefPattern("head-pr-" + strconv.FormatInt(pr.Number, 10) + uuid.New().String())
i++
}
}
fetchArg := pr.Head.Ref + ":" + git.BranchPrefix + localRef
if strings.HasPrefix(fetchArg, "-") {
fetchArg = git.BranchPrefix + fetchArg
}
_, _, err = git.NewCommand(g.ctx, "fetch", "--no-tags").AddDashesAndList(remote, fetchArg).RunStdString(&git.RunOpts{Dir: g.repo.RepoPath()})
if err != nil {
log.Error("Fetch branch from %s failed: %v", pr.Head.CloneURL, err)
return head, nil
}
g.prHeadCache[pr.Head.CloneURL+":"+pr.Head.Ref] = localRef
head = localRef
}
// 5. Now if pr.Head.SHA == "" we should recover this to the head of this branch
if pr.Head.SHA == "" {
headSha, err := g.gitRepo.GetBranchCommitID(localRef)
if err != nil {
log.Error("unable to get head SHA of local head for PR #%d from %s in %s/%s. Error: %v", pr.Number, pr.Head.Ref, g.repoOwner, g.repoName, err)
return head, nil
}
pr.Head.SHA = headSha
}
_, _, err = git.NewCommand(g.ctx, "update-ref", "--no-deref").AddDynamicArguments(pr.GetGitRefName(), pr.Head.SHA).RunStdString(&git.RunOpts{Dir: g.repo.RepoPath()})
if err != nil {
return "", err
}
return head, nil
}
if pr.Head.Ref != "" {
head = pr.Head.Ref
}
// Ensure the closed PR SHA still points to an existing ref
if pr.Head.SHA == "" {
// The SHA is empty
log.Warn("Empty reference, no pull head for PR #%d in %s/%s", pr.Number, g.repoOwner, g.repoName)
} else {
_, _, err = git.NewCommand(g.ctx, "rev-list", "--quiet", "-1").AddDynamicArguments(pr.Head.SHA).RunStdString(&git.RunOpts{Dir: g.repo.RepoPath()})
if err != nil {
// Git update-ref remove bad references with a relative path
log.Warn("Deprecated local head %s for PR #%d in %s/%s, removing %s", pr.Head.SHA, pr.Number, g.repoOwner, g.repoName, pr.GetGitRefName())
} else {
// set head information
_, _, err = git.NewCommand(g.ctx, "update-ref", "--no-deref").AddDynamicArguments(pr.GetGitRefName(), pr.Head.SHA).RunStdString(&git.RunOpts{Dir: g.repo.RepoPath()})
if err != nil {
log.Error("unable to set %s as the local head for PR #%d from %s in %s/%s. Error: %v", pr.Head.SHA, pr.Number, pr.Head.Ref, g.repoOwner, g.repoName, err)
}
}
}
return head, nil
}
func (g *GiteaLocalUploader) newPullRequest(pr *base.PullRequest) (*issues_model.PullRequest, error) {
var labels []*issues_model.Label
for _, label := range pr.Labels {
lb, ok := g.labels[label.Name]
if ok {
labels = append(labels, lb)
}
}
milestoneID := g.milestones[pr.Milestone]
head, err := g.updateGitForPullRequest(pr)
if err != nil {
return nil, fmt.Errorf("updateGitForPullRequest: %w", err)
}
// Now we may need to fix the mergebase
if pr.Base.SHA == "" {
if pr.Base.Ref != "" && pr.Head.SHA != "" {
// A PR against a tag base does not make sense - therefore pr.Base.Ref must be a branch
// TODO: should we be checking for the refs/heads/ prefix on the pr.Base.Ref? (i.e. are these actually branches or refs)
pr.Base.SHA, _, err = g.gitRepo.GetMergeBase("", git.BranchPrefix+pr.Base.Ref, pr.Head.SHA)
if err != nil {
log.Error("Cannot determine the merge base for PR #%d in %s/%s. Error: %v", pr.Number, g.repoOwner, g.repoName, err)
}
} else {
log.Error("Cannot determine the merge base for PR #%d in %s/%s. Not enough information", pr.Number, g.repoOwner, g.repoName)
}
}
if pr.Created.IsZero() {
if pr.Closed != nil {
pr.Created = *pr.Closed
} else if pr.MergedTime != nil {
pr.Created = *pr.MergedTime
} else {
pr.Created = time.Now()
}
}
if pr.Updated.IsZero() {
pr.Updated = pr.Created
}
issue := issues_model.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()),
UpdatedUnix: timeutil.TimeStamp(pr.Updated.Unix()),
}
if err := g.remapUser(pr, &issue); err != nil {
return nil, err
}
// add reactions
for _, reaction := range pr.Reactions {
res := issues_model.Reaction{
Type: reaction.Content,
CreatedUnix: timeutil.TimeStampNow(),
}
if err := g.remapUser(reaction, &res); err != nil {
return nil, err
}
issue.Reactions = append(issue.Reactions, &res)
}
pullRequest := issues_model.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: assignees
return &pullRequest, nil
}
func convertReviewState(state string) issues_model.ReviewType {
switch state {
case base.ReviewStatePending:
return issues_model.ReviewTypePending
case base.ReviewStateApproved:
return issues_model.ReviewTypeApprove
case base.ReviewStateChangesRequested:
return issues_model.ReviewTypeReject
case base.ReviewStateCommented:
return issues_model.ReviewTypeComment
case base.ReviewStateRequestReview:
return issues_model.ReviewTypeRequest
default:
return issues_model.ReviewTypePending
}
}
// CreateReviews create pull request reviews of currently migrated issues
func (g *GiteaLocalUploader) CreateReviews(reviews ...*base.Review) error {
cms := make([]*issues_model.Review, 0, len(reviews))
for _, review := range reviews {
var issue *issues_model.Issue
issue, ok := g.issues[review.IssueIndex]
if !ok {
return fmt.Errorf("review references non existent IssueIndex %d", review.IssueIndex)
}
if review.CreatedAt.IsZero() {
review.CreatedAt = time.Unix(int64(issue.CreatedUnix), 0)
}
cm := issues_model.Review{
Type: convertReviewState(review.State),
IssueID: issue.ID,
Content: review.Content,
Official: review.Official,
CreatedUnix: timeutil.TimeStamp(review.CreatedAt.Unix()),
UpdatedUnix: timeutil.TimeStamp(review.CreatedAt.Unix()),
}
if err := g.remapUser(review, &cm); err != nil {
return err
}
cms = append(cms, &cm)
// get pr
pr, ok := g.prCache[issue.ID]
if !ok {
var err error
pr, err = issues_model.GetPullRequestByIssueIDWithNoAttributes(g.ctx, issue.ID)
if err != nil {
return err
}
g.prCache[issue.ID] = pr
}
if pr.MergeBase == "" {
// No mergebase -> no basis for any patches
log.Warn("PR #%d in %s/%s: does not have a merge base, all review comments will be ignored", pr.Index, g.repoOwner, g.repoName)
continue
}
headCommitID, err := g.gitRepo.GetRefCommitID(pr.GetGitRefName())
if err != nil {
log.Warn("PR #%d GetRefCommitID[%s] in %s/%s: %v, all review comments will be ignored", pr.Index, pr.GetGitRefName(), g.repoOwner, g.repoName, err)
continue
}
for _, comment := range review.Comments {
line := comment.Line
if line != 0 {
comment.Position = 1
} else if comment.DiffHunk != "" {
_, _, line, _ = git.ParseDiffHunkString(comment.DiffHunk)
}
// SECURITY: The TreePath must be cleaned! use relative path
comment.TreePath = util.PathJoinRel(comment.TreePath)
var patch string
reader, writer := io.Pipe()
defer func() {
_ = reader.Close()
_ = writer.Close()
}()
go func(comment *base.ReviewComment) {
if err := git.GetRepoRawDiffForFile(g.gitRepo, pr.MergeBase, headCommitID, git.RawDiffNormal, comment.TreePath, writer); err != nil {
// We should ignore the error since the commit maybe removed when force push to the pull request
log.Warn("GetRepoRawDiffForFile failed when migrating [%s, %s, %s, %s]: %v", g.gitRepo.Path, pr.MergeBase, headCommitID, comment.TreePath, err)
}
_ = writer.Close()
}(comment)
patch, _ = git.CutDiffAroundLine(reader, int64((&issues_model.Comment{Line: int64(line + comment.Position - 1)}).UnsignedLine()), line < 0, setting.UI.CodeCommentLines)
if comment.CreatedAt.IsZero() {
comment.CreatedAt = review.CreatedAt
}
if comment.UpdatedAt.IsZero() {
comment.UpdatedAt = comment.CreatedAt
}
objectFormat := git.ObjectFormatFromName(g.repo.ObjectFormatName)
if !objectFormat.IsValid(comment.CommitID) {
log.Warn("Invalid comment CommitID[%s] on comment[%d] in PR #%d of %s/%s replaced with %s", comment.CommitID, pr.Index, g.repoOwner, g.repoName, headCommitID)
comment.CommitID = headCommitID
}
c := issues_model.Comment{
Type: issues_model.CommentTypeCode,
IssueID: issue.ID,
Content: comment.Content,
Line: int64(line + comment.Position - 1),
TreePath: comment.TreePath,
CommitSHA: comment.CommitID,
Patch: patch,
CreatedUnix: timeutil.TimeStamp(comment.CreatedAt.Unix()),
UpdatedUnix: timeutil.TimeStamp(comment.UpdatedAt.Unix()),
}
if err := g.remapUser(review, &c); err != nil {
return err
}
cm.Comments = append(cm.Comments, &c)
}
}
return issues_model.InsertReviews(g.ctx, cms)
}
// Rollback when migrating failed, this will rollback all the changes.
func (g *GiteaLocalUploader) Rollback() error {
if g.repo != nil && g.repo.ID > 0 {
g.gitRepo.Close()
// do not delete the repository, otherwise the end users won't be able to see the last error message
}
return nil
}
// Finish when migrating success, this will do some status update things.
func (g *GiteaLocalUploader) Finish() error {
if g.repo == nil || g.repo.ID <= 0 {
return ErrRepoNotCreated
}
// update issue_index
if err := issues_model.RecalculateIssueIndexForRepo(g.ctx, g.repo.ID); err != nil {
return err
}
if err := models.UpdateRepoStats(g.ctx, g.repo.ID); err != nil {
return err
}
g.repo.Status = repo_model.RepositoryReady
return repo_model.UpdateRepositoryCols(g.ctx, g.repo, "status")
}
func (g *GiteaLocalUploader) remapUser(source user_model.ExternalUserMigrated, target user_model.ExternalUserRemappable) error {
var userID int64
var err error
if g.sameApp {
userID, err = g.remapLocalUser(source)
} else {
userID, err = g.remapExternalUser(source)
}
if err != nil {
return err
}
if userID > 0 {
return target.RemapExternalUser("", 0, userID)
}
return target.RemapExternalUser(source.GetExternalName(), source.GetExternalID(), g.doer.ID)
}
func (g *GiteaLocalUploader) remapLocalUser(source user_model.ExternalUserMigrated) (int64, error) {
userid, ok := g.userMap[source.GetExternalID()]
if !ok {
name, err := user_model.GetUserNameByID(g.ctx, source.GetExternalID())
if err != nil {
return 0, err
}
// let's not reuse an ID when the user was deleted or has a different user name
if name != source.GetExternalName() {
userid = 0
} else {
userid = source.GetExternalID()
}
g.userMap[source.GetExternalID()] = userid
}
return userid, nil
}
func (g *GiteaLocalUploader) remapExternalUser(source user_model.ExternalUserMigrated) (userid int64, err error) {
userid, ok := g.userMap[source.GetExternalID()]
if !ok {
userid, err = user_model.GetUserIDByExternalUserID(g.ctx, g.gitServiceType.Name(), fmt.Sprintf("%d", source.GetExternalID()))
if err != nil {
log.Error("GetUserIDByExternalUserID: %v", err)
return 0, err
}
g.userMap[source.GetExternalID()] = userid
}
return userid, nil
}
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