forgejo/cmd/dump_repo.go

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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package cmd
import (
"context"
"errors"
"fmt"
"os"
"strings"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
base "code.gitea.io/gitea/modules/migration"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/services/convert"
"code.gitea.io/gitea/services/migrations"
"github.com/urfave/cli"
)
// CmdDumpRepository represents the available dump repository sub-command.
var CmdDumpRepository = cli.Command{
Name: "dump-repo",
Usage: "Dump the repository from git/github/gitea/gitlab",
Description: "This is a command for dumping the repository data.",
Action: runDumpRepository,
Flags: []cli.Flag{
cli.StringFlag{
Name: "git_service",
Value: "",
Usage: "Git service, git, github, gitea, gitlab. If clone_addr could be recognized, this could be ignored.",
},
cli.StringFlag{
Name: "repo_dir, r",
Value: "./data",
Usage: "Repository dir path to store the data",
},
cli.StringFlag{
Name: "clone_addr",
Value: "",
Usage: "The URL will be clone, currently could be a git/github/gitea/gitlab http/https URL",
},
cli.StringFlag{
Name: "auth_username",
Value: "",
Usage: "The username to visit the clone_addr",
},
cli.StringFlag{
Name: "auth_password",
Value: "",
Usage: "The password to visit the clone_addr",
},
cli.StringFlag{
Name: "auth_token",
Value: "",
Usage: "The personal token to visit the clone_addr",
},
cli.StringFlag{
Name: "owner_name",
Value: "",
Usage: "The data will be stored on a directory with owner name if not empty",
},
cli.StringFlag{
Name: "repo_name",
Value: "",
Usage: "The data will be stored on a directory with repository name if not empty",
},
cli.StringFlag{
Name: "units",
Value: "",
Usage: `Which items will be migrated, one or more units should be separated as comma.
wiki, issues, labels, releases, release_assets, milestones, pull_requests, comments are allowed. Empty means all units.`,
},
},
}
func runDumpRepository(ctx *cli.Context) error {
stdCtx, cancel := installSignals()
defer cancel()
if err := initDB(stdCtx); err != nil {
return err
}
// migrations.GiteaLocalUploader depends on git module
if err := git.InitSimple(context.Background()); err != nil {
return err
}
log.Info("AppPath: %s", setting.AppPath)
log.Info("AppWorkPath: %s", setting.AppWorkPath)
log.Info("Custom path: %s", setting.CustomPath)
log.Info("Log path: %s", setting.Log.RootPath)
log.Info("Configuration file: %s", setting.CustomConf)
var (
serviceType structs.GitServiceType
cloneAddr = ctx.String("clone_addr")
serviceStr = ctx.String("git_service")
)
if strings.HasPrefix(strings.ToLower(cloneAddr), "https://github.com/") {
serviceStr = "github"
} else if strings.HasPrefix(strings.ToLower(cloneAddr), "https://gitlab.com/") {
serviceStr = "gitlab"
} else if strings.HasPrefix(strings.ToLower(cloneAddr), "https://gitea.com/") {
serviceStr = "gitea"
}
if serviceStr == "" {
return errors.New("git_service missed or clone_addr cannot be recognized")
}
serviceType = convert.ToGitServiceType(serviceStr)
opts := base.MigrateOptions{
GitServiceType: serviceType,
CloneAddr: cloneAddr,
AuthUsername: ctx.String("auth_username"),
AuthPassword: ctx.String("auth_password"),
AuthToken: ctx.String("auth_token"),
RepoName: ctx.String("repo_name"),
}
if len(ctx.String("units")) == 0 {
opts.Wiki = true
opts.Issues = true
opts.Milestones = true
opts.Labels = true
opts.Releases = true
opts.Comments = true
opts.PullRequests = true
opts.ReleaseAssets = true
} else {
units := strings.Split(ctx.String("units"), ",")
for _, unit := range units {
switch strings.ToLower(strings.TrimSpace(unit)) {
case "":
continue
case "wiki":
opts.Wiki = true
case "issues":
opts.Issues = true
case "milestones":
opts.Milestones = true
case "labels":
opts.Labels = true
case "releases":
opts.Releases = true
case "release_assets":
opts.ReleaseAssets = true
case "comments":
opts.Comments = true
case "pull_requests":
opts.PullRequests = true
default:
return errors.New("invalid unit: " + unit)
}
}
}
// the repo_dir will be removed if error occurs in DumpRepository
// make sure the directory doesn't exist or is empty, prevent from deleting user files
repoDir := ctx.String("repo_dir")
if exists, err := util.IsExist(repoDir); err != nil {
return fmt.Errorf("unable to stat repo_dir %q: %w", repoDir, err)
} else if exists {
if isDir, _ := util.IsDir(repoDir); !isDir {
return fmt.Errorf("repo_dir %q already exists but it's not a directory", repoDir)
}
if dir, _ := os.ReadDir(repoDir); len(dir) > 0 {
return fmt.Errorf("repo_dir %q is not empty", repoDir)
}
}
if err := migrations.DumpRepository(
context.Background(),
repoDir,
ctx.String("owner_name"),
opts,
); err != nil {
log.Fatal("Failed to dump repository: %v", err)
return err
}
log.Trace("Dump finished!!!")
return nil
}