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gitea/models/migrations/migrations.go
2016-11-10 15:20:48 +08:00

681 lines
18 KiB
Go

// Copyright 2015 The Gogs Authors. 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 (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"os"
"path"
"path/filepath"
"strings"
"time"
"github.com/Unknwon/com"
"github.com/go-xorm/xorm"
gouuid "github.com/satori/go.uuid"
"gopkg.in/ini.v1"
"github.com/go-gitea/gitea/modules/base"
"github.com/go-gitea/gitea/modules/log"
"github.com/go-gitea/gitea/modules/setting"
)
const _MIN_DB_VER = 4
type Migration interface {
Description() string
Migrate(*xorm.Engine) error
}
type migration struct {
description string
migrate func(*xorm.Engine) error
}
func NewMigration(desc string, fn func(*xorm.Engine) error) Migration {
return &migration{desc, fn}
}
func (m *migration) Description() string {
return m.description
}
func (m *migration) Migrate(x *xorm.Engine) error {
return m.migrate(x)
}
// The version table. Should have only one row with id==1
type Version struct {
ID int64 `xorm:"pk autoincr"`
Version int64
}
// This is a sequence of migrations. Add new migrations to the bottom of the list.
// If you want to "retire" a migration, remove it from the top of the list and
// update _MIN_VER_DB accordingly
var migrations = []Migration{
// v0 -> v4: before 0.6.0 -> 0.7.33
NewMigration("fix locale file load panic", fixLocaleFileLoadPanic), // V4 -> V5:v0.6.0
NewMigration("trim action compare URL prefix", trimCommitActionAppUrlPrefix), // V5 -> V6:v0.6.3
NewMigration("generate issue-label from issue", issueToIssueLabel), // V6 -> V7:v0.6.4
NewMigration("refactor attachment table", attachmentRefactor), // V7 -> V8:v0.6.4
NewMigration("rename pull request fields", renamePullRequestFields), // V8 -> V9:v0.6.16
NewMigration("clean up migrate repo info", cleanUpMigrateRepoInfo), // V9 -> V10:v0.6.20
NewMigration("generate rands and salt for organizations", generateOrgRandsAndSalt), // V10 -> V11:v0.8.5
NewMigration("convert date to unix timestamp", convertDateToUnix), // V11 -> V12:v0.9.2
NewMigration("convert LDAP UseSSL option to SecurityProtocol", ldapUseSSLToSecurityProtocol), // V12 -> V13:v0.9.37
// v13 -> v14:v0.9.87
NewMigration("set comment updated with created", setCommentUpdatedWithCreated),
}
// Migrate database to current version
func Migrate(x *xorm.Engine) error {
if err := x.Sync(new(Version)); err != nil {
return fmt.Errorf("sync: %v", err)
}
currentVersion := &Version{ID: 1}
has, err := x.Get(currentVersion)
if err != nil {
return fmt.Errorf("get: %v", err)
} else if !has {
// If the version record does not exist we think
// it is a fresh installation and we can skip all migrations.
currentVersion.Version = int64(_MIN_DB_VER + len(migrations))
if _, err = x.InsertOne(currentVersion); err != nil {
return fmt.Errorf("insert: %v", err)
}
}
v := currentVersion.Version
if _MIN_DB_VER > v {
log.Fatal(4, `Gogs no longer supports auto-migration from your previously installed version.
Please try to upgrade to a lower version (>= v0.6.0) first, then upgrade to current version.`)
return nil
}
if int(v-_MIN_DB_VER) > len(migrations) {
// User downgraded Gogs.
currentVersion.Version = int64(len(migrations) + _MIN_DB_VER)
_, err = x.Id(1).Update(currentVersion)
return err
}
for i, m := range migrations[v-_MIN_DB_VER:] {
log.Info("Migration: %s", m.Description())
if err = m.Migrate(x); err != nil {
return fmt.Errorf("do migrate: %v", err)
}
currentVersion.Version = v + int64(i) + 1
if _, err = x.Id(1).Update(currentVersion); err != nil {
return err
}
}
return nil
}
func sessionRelease(sess *xorm.Session) {
if !sess.IsCommitedOrRollbacked {
sess.Rollback()
}
sess.Close()
}
func fixLocaleFileLoadPanic(_ *xorm.Engine) error {
cfg, err := ini.Load(setting.CustomConf)
if err != nil {
return fmt.Errorf("load custom config: %v", err)
}
cfg.DeleteSection("i18n")
if err = cfg.SaveTo(setting.CustomConf); err != nil {
return fmt.Errorf("save custom config: %v", err)
}
setting.Langs = strings.Split(strings.Replace(strings.Join(setting.Langs, ","), "fr-CA", "fr-FR", 1), ",")
return nil
}
func trimCommitActionAppUrlPrefix(x *xorm.Engine) error {
type PushCommit struct {
Sha1 string
Message string
AuthorEmail string
AuthorName string
}
type PushCommits struct {
Len int
Commits []*PushCommit
CompareUrl string
}
type Action struct {
ID int64 `xorm:"pk autoincr"`
Content string `xorm:"TEXT"`
}
results, err := x.Query("SELECT `id`,`content` FROM `action` WHERE `op_type`=?", 5)
if err != nil {
return fmt.Errorf("select commit actions: %v", err)
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
var pushCommits *PushCommits
for _, action := range results {
actID := com.StrTo(string(action["id"])).MustInt64()
if actID == 0 {
continue
}
pushCommits = new(PushCommits)
if err = json.Unmarshal(action["content"], pushCommits); err != nil {
return fmt.Errorf("unmarshal action content[%d]: %v", actID, err)
}
infos := strings.Split(pushCommits.CompareUrl, "/")
if len(infos) <= 4 {
continue
}
pushCommits.CompareUrl = strings.Join(infos[len(infos)-4:], "/")
p, err := json.Marshal(pushCommits)
if err != nil {
return fmt.Errorf("marshal action content[%d]: %v", actID, err)
}
if _, err = sess.Id(actID).Update(&Action{
Content: string(p),
}); err != nil {
return fmt.Errorf("update action[%d]: %v", actID, err)
}
}
return sess.Commit()
}
func issueToIssueLabel(x *xorm.Engine) error {
type IssueLabel struct {
ID int64 `xorm:"pk autoincr"`
IssueID int64 `xorm:"UNIQUE(s)"`
LabelID int64 `xorm:"UNIQUE(s)"`
}
issueLabels := make([]*IssueLabel, 0, 50)
results, err := x.Query("SELECT `id`,`label_ids` FROM `issue`")
if err != nil {
if strings.Contains(err.Error(), "no such column") ||
strings.Contains(err.Error(), "Unknown column") {
return nil
}
return fmt.Errorf("select issues: %v", err)
}
for _, issue := range results {
issueID := com.StrTo(issue["id"]).MustInt64()
// Just in case legacy code can have duplicated IDs for same label.
mark := make(map[int64]bool)
for _, idStr := range strings.Split(string(issue["label_ids"]), "|") {
labelID := com.StrTo(strings.TrimPrefix(idStr, "$")).MustInt64()
if labelID == 0 || mark[labelID] {
continue
}
mark[labelID] = true
issueLabels = append(issueLabels, &IssueLabel{
IssueID: issueID,
LabelID: labelID,
})
}
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
if err = sess.Sync2(new(IssueLabel)); err != nil {
return fmt.Errorf("Sync2: %v", err)
} else if _, err = sess.Insert(issueLabels); err != nil {
return fmt.Errorf("insert issue-labels: %v", err)
}
return sess.Commit()
}
func attachmentRefactor(x *xorm.Engine) error {
type Attachment struct {
ID int64 `xorm:"pk autoincr"`
UUID string `xorm:"uuid INDEX"`
// For rename purpose.
Path string `xorm:"-"`
NewPath string `xorm:"-"`
}
results, err := x.Query("SELECT * FROM `attachment`")
if err != nil {
return fmt.Errorf("select attachments: %v", err)
}
attachments := make([]*Attachment, 0, len(results))
for _, attach := range results {
if !com.IsExist(string(attach["path"])) {
// If the attachment is already missing, there is no point to update it.
continue
}
attachments = append(attachments, &Attachment{
ID: com.StrTo(attach["id"]).MustInt64(),
UUID: gouuid.NewV4().String(),
Path: string(attach["path"]),
})
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
if err = sess.Sync2(new(Attachment)); err != nil {
return fmt.Errorf("Sync2: %v", err)
}
// Note: Roll back for rename can be a dead loop,
// so produces a backup file.
var buf bytes.Buffer
buf.WriteString("# old path -> new path\n")
// Update database first because this is where error happens the most often.
for _, attach := range attachments {
if _, err = sess.Id(attach.ID).Update(attach); err != nil {
return err
}
attach.NewPath = path.Join(setting.AttachmentPath, attach.UUID[0:1], attach.UUID[1:2], attach.UUID)
buf.WriteString(attach.Path)
buf.WriteString("\t")
buf.WriteString(attach.NewPath)
buf.WriteString("\n")
}
// Then rename attachments.
isSucceed := true
defer func() {
if isSucceed {
return
}
dumpPath := path.Join(setting.LogRootPath, "attachment_path.dump")
ioutil.WriteFile(dumpPath, buf.Bytes(), 0666)
fmt.Println("Fail to rename some attachments, old and new paths are saved into:", dumpPath)
}()
for _, attach := range attachments {
if err = os.MkdirAll(path.Dir(attach.NewPath), os.ModePerm); err != nil {
isSucceed = false
return err
}
if err = os.Rename(attach.Path, attach.NewPath); err != nil {
isSucceed = false
return err
}
}
return sess.Commit()
}
func renamePullRequestFields(x *xorm.Engine) (err error) {
type PullRequest struct {
ID int64 `xorm:"pk autoincr"`
PullID int64 `xorm:"INDEX"`
PullIndex int64
HeadBarcnh string
IssueID int64 `xorm:"INDEX"`
Index int64
HeadBranch string
}
if err = x.Sync(new(PullRequest)); err != nil {
return fmt.Errorf("sync: %v", err)
}
results, err := x.Query("SELECT `id`,`pull_id`,`pull_index`,`head_barcnh` FROM `pull_request`")
if err != nil {
if strings.Contains(err.Error(), "no such column") {
return nil
}
return fmt.Errorf("select pull requests: %v", err)
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
var pull *PullRequest
for _, pr := range results {
pull = &PullRequest{
ID: com.StrTo(pr["id"]).MustInt64(),
IssueID: com.StrTo(pr["pull_id"]).MustInt64(),
Index: com.StrTo(pr["pull_index"]).MustInt64(),
HeadBranch: string(pr["head_barcnh"]),
}
if pull.Index == 0 {
continue
}
if _, err = sess.Id(pull.ID).Update(pull); err != nil {
return err
}
}
return sess.Commit()
}
func cleanUpMigrateRepoInfo(x *xorm.Engine) (err error) {
type (
User struct {
ID int64 `xorm:"pk autoincr"`
LowerName string
}
Repository struct {
ID int64 `xorm:"pk autoincr"`
OwnerID int64
LowerName string
}
)
repos := make([]*Repository, 0, 25)
if err = x.Where("is_mirror=?", false).Find(&repos); err != nil {
return fmt.Errorf("select all non-mirror repositories: %v", err)
}
var user *User
for _, repo := range repos {
user = &User{ID: repo.OwnerID}
has, err := x.Get(user)
if err != nil {
return fmt.Errorf("get owner of repository[%d - %d]: %v", repo.ID, repo.OwnerID, err)
} else if !has {
continue
}
configPath := filepath.Join(setting.RepoRootPath, user.LowerName, repo.LowerName+".git/config")
// In case repository file is somehow missing.
if !com.IsFile(configPath) {
continue
}
cfg, err := ini.Load(configPath)
if err != nil {
return fmt.Errorf("open config file: %v", err)
}
cfg.DeleteSection("remote \"origin\"")
if err = cfg.SaveToIndent(configPath, "\t"); err != nil {
return fmt.Errorf("save config file: %v", err)
}
}
return nil
}
func generateOrgRandsAndSalt(x *xorm.Engine) (err error) {
type User struct {
ID int64 `xorm:"pk autoincr"`
Rands string `xorm:"VARCHAR(10)"`
Salt string `xorm:"VARCHAR(10)"`
}
orgs := make([]*User, 0, 10)
if err = x.Where("type=1").And("rands=''").Find(&orgs); err != nil {
return fmt.Errorf("select all organizations: %v", err)
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
for _, org := range orgs {
org.Rands = base.GetRandomString(10)
org.Salt = base.GetRandomString(10)
if _, err = sess.Id(org.ID).Update(org); err != nil {
return err
}
}
return sess.Commit()
}
type TAction struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
}
func (t *TAction) TableName() string { return "action" }
type TNotice struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
}
func (t *TNotice) TableName() string { return "notice" }
type TComment struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
}
func (t *TComment) TableName() string { return "comment" }
type TIssue struct {
ID int64 `xorm:"pk autoincr"`
DeadlineUnix int64
CreatedUnix int64
UpdatedUnix int64
}
func (t *TIssue) TableName() string { return "issue" }
type TMilestone struct {
ID int64 `xorm:"pk autoincr"`
DeadlineUnix int64
ClosedDateUnix int64
}
func (t *TMilestone) TableName() string { return "milestone" }
type TAttachment struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
}
func (t *TAttachment) TableName() string { return "attachment" }
type TLoginSource struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TLoginSource) TableName() string { return "login_source" }
type TPull struct {
ID int64 `xorm:"pk autoincr"`
MergedUnix int64
}
func (t *TPull) TableName() string { return "pull_request" }
type TRelease struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
}
func (t *TRelease) TableName() string { return "release" }
type TRepo struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TRepo) TableName() string { return "repository" }
type TMirror struct {
ID int64 `xorm:"pk autoincr"`
UpdatedUnix int64
NextUpdateUnix int64
}
func (t *TMirror) TableName() string { return "mirror" }
type TPublicKey struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TPublicKey) TableName() string { return "public_key" }
type TDeployKey struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TDeployKey) TableName() string { return "deploy_key" }
type TAccessToken struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TAccessToken) TableName() string { return "access_token" }
type TUser struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TUser) TableName() string { return "user" }
type TWebhook struct {
ID int64 `xorm:"pk autoincr"`
CreatedUnix int64
UpdatedUnix int64
}
func (t *TWebhook) TableName() string { return "webhook" }
func convertDateToUnix(x *xorm.Engine) (err error) {
log.Info("This migration could take up to minutes, please be patient.")
type Bean struct {
ID int64 `xorm:"pk autoincr"`
Created time.Time
Updated time.Time
Merged time.Time
Deadline time.Time
ClosedDate time.Time
NextUpdate time.Time
}
var tables = []struct {
name string
cols []string
bean interface{}
}{
{"action", []string{"created"}, new(TAction)},
{"notice", []string{"created"}, new(TNotice)},
{"comment", []string{"created"}, new(TComment)},
{"issue", []string{"deadline", "created", "updated"}, new(TIssue)},
{"milestone", []string{"deadline", "closed_date"}, new(TMilestone)},
{"attachment", []string{"created"}, new(TAttachment)},
{"login_source", []string{"created", "updated"}, new(TLoginSource)},
{"pull_request", []string{"merged"}, new(TPull)},
{"release", []string{"created"}, new(TRelease)},
{"repository", []string{"created", "updated"}, new(TRepo)},
{"mirror", []string{"updated", "next_update"}, new(TMirror)},
{"public_key", []string{"created", "updated"}, new(TPublicKey)},
{"deploy_key", []string{"created", "updated"}, new(TDeployKey)},
{"access_token", []string{"created", "updated"}, new(TAccessToken)},
{"user", []string{"created", "updated"}, new(TUser)},
{"webhook", []string{"created", "updated"}, new(TWebhook)},
}
for _, table := range tables {
log.Info("Converting table: %s", table.name)
if err = x.Sync2(table.bean); err != nil {
return fmt.Errorf("Sync [table: %s]: %v", table.name, err)
}
offset := 0
for {
beans := make([]*Bean, 0, 100)
if err = x.SQL(fmt.Sprintf("SELECT * FROM `%s` ORDER BY id ASC LIMIT 100 OFFSET %d",
table.name, offset)).Find(&beans); err != nil {
return fmt.Errorf("select beans [table: %s, offset: %d]: %v", table.name, offset, err)
}
log.Trace("Table [%s]: offset: %d, beans: %d", table.name, offset, len(beans))
if len(beans) == 0 {
break
}
offset += 100
baseSQL := "UPDATE `" + table.name + "` SET "
for _, bean := range beans {
valSQLs := make([]string, 0, len(table.cols))
for _, col := range table.cols {
fieldSQL := ""
fieldSQL += col + "_unix = "
switch col {
case "deadline":
if bean.Deadline.IsZero() {
continue
}
fieldSQL += com.ToStr(bean.Deadline.Unix())
case "created":
fieldSQL += com.ToStr(bean.Created.Unix())
case "updated":
fieldSQL += com.ToStr(bean.Updated.Unix())
case "closed_date":
fieldSQL += com.ToStr(bean.ClosedDate.Unix())
case "merged":
fieldSQL += com.ToStr(bean.Merged.Unix())
case "next_update":
fieldSQL += com.ToStr(bean.NextUpdate.Unix())
}
valSQLs = append(valSQLs, fieldSQL)
}
if len(valSQLs) == 0 {
continue
}
if _, err = x.Exec(baseSQL + strings.Join(valSQLs, ",") + " WHERE id = " + com.ToStr(bean.ID)); err != nil {
return fmt.Errorf("update bean [table: %s, id: %d]: %v", table.name, bean.ID, err)
}
}
}
}
return nil
}