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420 lines
10 KiB
420 lines
10 KiB
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package migrations
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import (
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"fmt"
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"xorm.io/xorm"
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)
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func addBranchProtectionCanPushAndEnableWhitelist(x *xorm.Engine) error {
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type ProtectedBranch struct {
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CanPush bool `xorm:"NOT NULL DEFAULT false"`
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EnableApprovalsWhitelist bool `xorm:"NOT NULL DEFAULT false"`
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ApprovalsWhitelistUserIDs []int64 `xorm:"JSON TEXT"`
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ApprovalsWhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
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RequiredApprovals int64 `xorm:"NOT NULL DEFAULT 0"`
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}
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type User struct {
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ID int64 `xorm:"pk autoincr"`
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Type int
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// Permissions
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IsAdmin bool
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IsRestricted bool `xorm:"NOT NULL DEFAULT false"`
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Visibility int `xorm:"NOT NULL DEFAULT 0"`
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}
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type Review struct {
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ID int64 `xorm:"pk autoincr"`
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Official bool `xorm:"NOT NULL DEFAULT false"`
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ReviewerID int64 `xorm:"index"`
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IssueID int64 `xorm:"index"`
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}
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if err := x.Sync2(new(ProtectedBranch)); err != nil {
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return err
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}
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if err := x.Sync2(new(Review)); err != nil {
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return err
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}
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const (
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// ReviewTypeApprove approves changes
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ReviewTypeApprove int = 1
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// ReviewTypeReject gives feedback blocking merge
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ReviewTypeReject int = 3
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// VisibleTypePublic Visible for everyone
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VisibleTypePublic int = 0
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// VisibleTypePrivate Visible only for organization's members
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VisibleTypePrivate int = 2
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// UnitTypeCode is unit type code
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UnitTypeCode int = 1
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// AccessModeNone no access
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AccessModeNone int = 0
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// AccessModeRead read access
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AccessModeRead int = 1
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// AccessModeWrite write access
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AccessModeWrite int = 2
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// AccessModeOwner owner access
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AccessModeOwner int = 4
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)
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// Repository represents a git repository.
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type Repository struct {
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ID int64 `xorm:"pk autoincr"`
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OwnerID int64 `xorm:"UNIQUE(s) index"`
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IsPrivate bool `xorm:"INDEX"`
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}
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type PullRequest struct {
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ID int64 `xorm:"pk autoincr"`
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BaseRepoID int64 `xorm:"INDEX"`
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BaseBranch string
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}
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// RepoUnit describes all units of a repository
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type RepoUnit struct {
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ID int64
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RepoID int64 `xorm:"INDEX(s)"`
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Type int `xorm:"INDEX(s)"`
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}
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type Permission struct {
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AccessMode int
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Units []*RepoUnit
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UnitsMode map[int]int
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}
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type TeamUser struct {
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ID int64 `xorm:"pk autoincr"`
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TeamID int64 `xorm:"UNIQUE(s)"`
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UID int64 `xorm:"UNIQUE(s)"`
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}
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type Collaboration struct {
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ID int64 `xorm:"pk autoincr"`
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RepoID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
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UserID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
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Mode int `xorm:"DEFAULT 2 NOT NULL"`
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}
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type Access struct {
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ID int64 `xorm:"pk autoincr"`
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UserID int64 `xorm:"UNIQUE(s)"`
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RepoID int64 `xorm:"UNIQUE(s)"`
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Mode int
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}
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type TeamUnit struct {
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ID int64 `xorm:"pk autoincr"`
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OrgID int64 `xorm:"INDEX"`
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TeamID int64 `xorm:"UNIQUE(s)"`
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Type int `xorm:"UNIQUE(s)"`
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}
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// Team represents a organization team.
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type Team struct {
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ID int64 `xorm:"pk autoincr"`
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OrgID int64 `xorm:"INDEX"`
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Authorize int
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}
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// getUserRepoPermission static function based on models.IsOfficialReviewer at 5d78792385
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getUserRepoPermission := func(sess *xorm.Session, repo *Repository, user *User) (Permission, error) {
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var perm Permission
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repoOwner := new(User)
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has, err := sess.ID(repo.OwnerID).Get(repoOwner)
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if err != nil || !has {
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return perm, err
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}
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// Prevent strangers from checking out public repo of private orginization
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// Allow user if they are collaborator of a repo within a private orginization but not a member of the orginization itself
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hasOrgVisible := true
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// Not SignedUser
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if user == nil {
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hasOrgVisible = repoOwner.Visibility == VisibleTypePublic
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} else if !user.IsAdmin {
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hasMemberWithUserID, err := sess.
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Where("uid=?", user.ID).
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And("org_id=?", repoOwner.ID).
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Table("org_user").
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Exist()
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if err != nil {
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hasOrgVisible = false
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}
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if (repoOwner.Visibility == VisibleTypePrivate || user.IsRestricted) && !hasMemberWithUserID {
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hasOrgVisible = false
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}
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}
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isCollaborator, err := sess.Get(&Collaboration{RepoID: repo.ID, UserID: user.ID})
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if err != nil {
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return perm, err
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}
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if repoOwner.Type == 1 && !hasOrgVisible && !isCollaborator {
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perm.AccessMode = AccessModeNone
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return perm, err
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}
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var units []*RepoUnit
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if err := sess.Where("repo_id = ?", repo.ID).Find(&units); err != nil {
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return perm, err
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}
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perm.Units = units
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// anonymous visit public repo
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if user == nil {
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perm.AccessMode = AccessModeRead
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return perm, err
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}
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// Admin or the owner has super access to the repository
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if user.IsAdmin || user.ID == repo.OwnerID {
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perm.AccessMode = AccessModeOwner
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return perm, err
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}
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accessLevel := func(user *User, repo *Repository) (int, error) {
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mode := AccessModeNone
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var userID int64
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restricted := false
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if user != nil {
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userID = user.ID
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restricted = user.IsRestricted
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}
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if !restricted && !repo.IsPrivate {
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mode = AccessModeRead
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}
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if userID == 0 {
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return mode, nil
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}
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if userID == repo.OwnerID {
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return AccessModeOwner, nil
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}
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a := &Access{UserID: userID, RepoID: repo.ID}
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if has, err := sess.Get(a); !has || err != nil {
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return mode, err
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}
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return a.Mode, nil
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}
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// plain user
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perm.AccessMode, err = accessLevel(user, repo)
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if err != nil {
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return perm, err
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}
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// If Owner is no Org
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if repoOwner.Type != 1 {
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return perm, err
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}
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perm.UnitsMode = make(map[int]int)
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// Collaborators on organization
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if isCollaborator {
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for _, u := range units {
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perm.UnitsMode[u.Type] = perm.AccessMode
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}
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}
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// get units mode from teams
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var teams []*Team
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err = sess.
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Join("INNER", "team_user", "team_user.team_id = team.id").
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Join("INNER", "team_repo", "team_repo.team_id = team.id").
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Where("team.org_id = ?", repo.OwnerID).
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And("team_user.uid=?", user.ID).
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And("team_repo.repo_id=?", repo.ID).
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Find(&teams)
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if err != nil {
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return perm, err
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}
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// if user in an owner team
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for _, team := range teams {
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if team.Authorize >= AccessModeOwner {
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perm.AccessMode = AccessModeOwner
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perm.UnitsMode = nil
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return perm, err
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}
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}
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for _, u := range units {
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var found bool
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for _, team := range teams {
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var teamU []*TeamUnit
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var unitEnabled bool
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err = sess.Where("team_id = ?", team.ID).Find(&teamU)
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for _, tu := range teamU {
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if tu.Type == u.Type {
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unitEnabled = true
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break
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}
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}
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if unitEnabled {
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m := perm.UnitsMode[u.Type]
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if m < team.Authorize {
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perm.UnitsMode[u.Type] = team.Authorize
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}
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found = true
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}
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}
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// for a public repo on an organization, a non-restricted user has read permission on non-team defined units.
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if !found && !repo.IsPrivate && !user.IsRestricted {
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if _, ok := perm.UnitsMode[u.Type]; !ok {
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perm.UnitsMode[u.Type] = AccessModeRead
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}
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}
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}
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// remove no permission units
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perm.Units = make([]*RepoUnit, 0, len(units))
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for t := range perm.UnitsMode {
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for _, u := range units {
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if u.Type == t {
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perm.Units = append(perm.Units, u)
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}
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}
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}
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return perm, err
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}
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// isOfficialReviewer static function based on 5d78792385
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isOfficialReviewer := func(sess *xorm.Session, issueID int64, reviewer *User) (bool, error) {
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pr := new(PullRequest)
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has, err := sess.ID(issueID).Get(pr)
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if err != nil {
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return false, err
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} else if !has {
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return false, fmt.Errorf("PullRequest for issueID %d not exist", issueID)
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}
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baseRepo := new(Repository)
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has, err = sess.ID(pr.BaseRepoID).Get(baseRepo)
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if err != nil {
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return false, err
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} else if !has {
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return false, fmt.Errorf("baseRepo with id %d not exist", pr.BaseRepoID)
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}
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protectedBranch := new(ProtectedBranch)
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has, err = sess.Where("repo_id=? AND branch_name=?", baseRepo.ID, pr.BaseBranch).Get(protectedBranch)
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if err != nil {
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return false, err
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}
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if !has {
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return false, nil
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}
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if !protectedBranch.EnableApprovalsWhitelist {
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perm, err := getUserRepoPermission(sess, baseRepo, reviewer)
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if err != nil {
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return false, err
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}
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if perm.UnitsMode == nil {
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for _, u := range perm.Units {
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if u.Type == UnitTypeCode {
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return AccessModeWrite <= perm.AccessMode, nil
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}
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}
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return false, nil
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}
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return AccessModeWrite <= perm.UnitsMode[UnitTypeCode], nil
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}
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for _, id := range protectedBranch.ApprovalsWhitelistUserIDs {
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if id == reviewer.ID {
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return true, nil
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}
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}
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// isUserInTeams
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return sess.Where("uid=?", reviewer.ID).In("team_id", protectedBranch.ApprovalsWhitelistTeamIDs).Exist(new(TeamUser))
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}
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sess := x.NewSession()
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defer sess.Close()
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if _, err := sess.Exec("UPDATE `protected_branch` SET `enable_whitelist` = ? WHERE enable_whitelist IS NULL", false); err != nil {
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return err
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}
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if _, err := sess.Exec("UPDATE `protected_branch` SET `can_push` = `enable_whitelist`"); err != nil {
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return err
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}
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if _, err := sess.Exec("UPDATE `protected_branch` SET `enable_approvals_whitelist` = ? WHERE `required_approvals` > ?", true, 0); err != nil {
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return err
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}
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var pageSize int64 = 20
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qresult, err := sess.QueryInterface("SELECT max(id) as max_id FROM issue")
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if err != nil {
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return err
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}
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var totalIssues int64
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totalIssues, ok := qresult[0]["max_id"].(int64)
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if !ok {
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// If there are no issues at all we ignore it
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return nil
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}
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totalPages := totalIssues / pageSize
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// Find latest review of each user in each pull request, and set official field if appropriate
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reviews := []*Review{}
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var page int64
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for page = 0; page <= totalPages; page++ {
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if err := sess.SQL("SELECT * FROM review WHERE id IN (SELECT max(id) as id FROM review WHERE issue_id > ? AND issue_id <= ? AND type in (?, ?) GROUP BY issue_id, reviewer_id)",
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page*pageSize, (page+1)*pageSize, ReviewTypeApprove, ReviewTypeReject).
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Find(&reviews); err != nil {
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return err
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}
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for _, review := range reviews {
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reviewer := new(User)
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has, err := sess.ID(review.ReviewerID).Get(reviewer)
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if err != nil || !has {
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// Error might occur if user doesn't exist, ignore it.
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continue
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}
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official, err := isOfficialReviewer(sess, review.IssueID, reviewer)
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if err != nil {
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// Branch might not be proteced or other error, ignore it.
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continue
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}
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review.Official = official
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if _, err := sess.ID(review.ID).Cols("official").Update(review); err != nil {
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return err
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}
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}
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}
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return sess.Commit()
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}
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