gitea/models/branches.go

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// Copyright 2016 The Gitea 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 models
import (
"fmt"
"time"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
"github.com/Unknwon/com"
)
const (
// ProtectedBranchRepoID protected Repo ID
ProtectedBranchRepoID = "GITEA_REPO_ID"
)
// ProtectedBranch struct
type ProtectedBranch struct {
ID int64 `xorm:"pk autoincr"`
RepoID int64 `xorm:"UNIQUE(s)"`
BranchName string `xorm:"UNIQUE(s)"`
CanPush bool `xorm:"NOT NULL DEFAULT false"`
EnableWhitelist bool
WhitelistUserIDs []int64 `xorm:"JSON TEXT"`
WhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
EnableMergeWhitelist bool `xorm:"NOT NULL DEFAULT false"`
MergeWhitelistUserIDs []int64 `xorm:"JSON TEXT"`
MergeWhitelistTeamIDs []int64 `xorm:"JSON TEXT"`
CreatedUnix util.TimeStamp `xorm:"created"`
UpdatedUnix util.TimeStamp `xorm:"updated"`
}
// IsProtected returns if the branch is protected
func (protectBranch *ProtectedBranch) IsProtected() bool {
return protectBranch.ID > 0
}
// CanUserPush returns if some user could push to this protected branch
func (protectBranch *ProtectedBranch) CanUserPush(userID int64) bool {
if !protectBranch.EnableWhitelist {
return false
}
if base.Int64sContains(protectBranch.WhitelistUserIDs, userID) {
return true
}
if len(protectBranch.WhitelistTeamIDs) == 0 {
return false
}
in, err := IsUserInTeams(userID, protectBranch.WhitelistTeamIDs)
if err != nil {
log.Error(1, "IsUserInTeams:", err)
return false
}
return in
}
// CanUserMerge returns if some user could merge a pull request to this protected branch
func (protectBranch *ProtectedBranch) CanUserMerge(userID int64) bool {
if !protectBranch.EnableMergeWhitelist {
return true
}
if base.Int64sContains(protectBranch.MergeWhitelistUserIDs, userID) {
return true
}
if len(protectBranch.MergeWhitelistTeamIDs) == 0 {
return false
}
in, err := IsUserInTeams(userID, protectBranch.MergeWhitelistTeamIDs)
if err != nil {
log.Error(1, "IsUserInTeams:", err)
return false
}
return in
}
// GetProtectedBranchByRepoID getting protected branch by repo ID
func GetProtectedBranchByRepoID(RepoID int64) ([]*ProtectedBranch, error) {
protectedBranches := make([]*ProtectedBranch, 0)
return protectedBranches, x.Where("repo_id = ?", RepoID).Desc("updated_unix").Find(&protectedBranches)
}
// GetProtectedBranchBy getting protected branch by ID/Name
func GetProtectedBranchBy(repoID int64, BranchName string) (*ProtectedBranch, error) {
rel := &ProtectedBranch{RepoID: repoID, BranchName: BranchName}
has, err := x.Get(rel)
if err != nil {
return nil, err
}
if !has {
return nil, nil
}
return rel, nil
}
// GetProtectedBranchByID getting protected branch by ID
func GetProtectedBranchByID(id int64) (*ProtectedBranch, error) {
rel := &ProtectedBranch{ID: id}
has, err := x.Get(rel)
if err != nil {
return nil, err
}
if !has {
return nil, nil
}
return rel, nil
}
// UpdateProtectBranch saves branch protection options of repository.
// If ID is 0, it creates a new record. Otherwise, updates existing record.
// This function also performs check if whitelist user and team's IDs have been changed
// to avoid unnecessary whitelist delete and regenerate.
func UpdateProtectBranch(repo *Repository, protectBranch *ProtectedBranch, whitelistUserIDs, whitelistTeamIDs, mergeWhitelistUserIDs, mergeWhitelistTeamIDs []int64) (err error) {
if err = repo.GetOwner(); err != nil {
return fmt.Errorf("GetOwner: %v", err)
}
whitelist, err := updateUserWhitelist(repo, protectBranch.WhitelistUserIDs, whitelistUserIDs)
if err != nil {
return err
}
protectBranch.WhitelistUserIDs = whitelist
whitelist, err = updateUserWhitelist(repo, protectBranch.MergeWhitelistUserIDs, mergeWhitelistUserIDs)
if err != nil {
return err
}
protectBranch.MergeWhitelistUserIDs = whitelist
// if the repo is in an organization
whitelist, err = updateTeamWhitelist(repo, protectBranch.WhitelistTeamIDs, whitelistTeamIDs)
if err != nil {
return err
}
protectBranch.WhitelistTeamIDs = whitelist
whitelist, err = updateTeamWhitelist(repo, protectBranch.MergeWhitelistTeamIDs, mergeWhitelistTeamIDs)
if err != nil {
return err
}
protectBranch.MergeWhitelistTeamIDs = whitelist
// Make sure protectBranch.ID is not 0 for whitelists
if protectBranch.ID == 0 {
if _, err = x.Insert(protectBranch); err != nil {
return fmt.Errorf("Insert: %v", err)
}
return nil
}
if _, err = x.ID(protectBranch.ID).AllCols().Update(protectBranch); err != nil {
return fmt.Errorf("Update: %v", err)
}
return nil
}
// GetProtectedBranches get all protected branches
func (repo *Repository) GetProtectedBranches() ([]*ProtectedBranch, error) {
protectedBranches := make([]*ProtectedBranch, 0)
return protectedBranches, x.Find(&protectedBranches, &ProtectedBranch{RepoID: repo.ID})
}
// IsProtectedBranch checks if branch is protected
func (repo *Repository) IsProtectedBranch(branchName string, doer *User) (bool, error) {
if doer == nil {
return true, nil
}
protectedBranch := &ProtectedBranch{
RepoID: repo.ID,
BranchName: branchName,
}
has, err := x.Exist(protectedBranch)
if err != nil {
return true, err
}
return has, nil
}
// IsProtectedBranchForPush checks if branch is protected for push
func (repo *Repository) IsProtectedBranchForPush(branchName string, doer *User) (bool, error) {
if doer == nil {
return true, nil
}
protectedBranch := &ProtectedBranch{
RepoID: repo.ID,
BranchName: branchName,
}
has, err := x.Get(protectedBranch)
if err != nil {
return true, err
} else if has {
return !protectedBranch.CanUserPush(doer.ID), nil
}
return false, nil
}
// IsProtectedBranchForMerging checks if branch is protected for merging
func (repo *Repository) IsProtectedBranchForMerging(branchName string, doer *User) (bool, error) {
if doer == nil {
return true, nil
}
protectedBranch := &ProtectedBranch{
RepoID: repo.ID,
BranchName: branchName,
}
has, err := x.Get(protectedBranch)
if err != nil {
return true, err
} else if has {
return !protectedBranch.CanUserMerge(doer.ID), nil
}
return false, nil
}
// updateUserWhitelist checks whether the user whitelist changed and returns a whitelist with
// the users from newWhitelist which have write access to the repo.
func updateUserWhitelist(repo *Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
hasUsersChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
if !hasUsersChanged {
return currentWhitelist, nil
}
whitelist = make([]int64, 0, len(newWhitelist))
for _, userID := range newWhitelist {
has, err := hasAccess(x, userID, repo, AccessModeWrite)
if err != nil {
return nil, fmt.Errorf("HasAccess [user_id: %d, repo_id: %d]: %v", userID, repo.ID, err)
} else if !has {
continue // Drop invalid user ID
}
whitelist = append(whitelist, userID)
}
return
}
// updateTeamWhitelist checks whether the team whitelist changed and returns a whitelist with
// the teams from newWhitelist which have write access to the repo.
func updateTeamWhitelist(repo *Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
hasTeamsChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
if !hasTeamsChanged {
return currentWhitelist, nil
}
teams, err := GetTeamsWithAccessToRepo(repo.OwnerID, repo.ID, AccessModeWrite)
if err != nil {
return nil, fmt.Errorf("GetTeamsWithAccessToRepo [org_id: %d, repo_id: %d]: %v", repo.OwnerID, repo.ID, err)
}
whitelist = make([]int64, 0, len(teams))
for i := range teams {
if teams[i].HasWriteAccess() && com.IsSliceContainsInt64(newWhitelist, teams[i].ID) {
whitelist = append(whitelist, teams[i].ID)
}
}
return
}
// DeleteProtectedBranch removes ProtectedBranch relation between the user and repository.
func (repo *Repository) DeleteProtectedBranch(id int64) (err error) {
protectedBranch := &ProtectedBranch{
RepoID: repo.ID,
ID: id,
}
sess := x.NewSession()
defer sess.Close()
if err = sess.Begin(); err != nil {
return err
}
if affected, err := sess.Delete(protectedBranch); err != nil {
return err
} else if affected != 1 {
return fmt.Errorf("delete protected branch ID(%v) failed", id)
}
return sess.Commit()
}
// DeletedBranch struct
type DeletedBranch struct {
ID int64 `xorm:"pk autoincr"`
RepoID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
Name string `xorm:"UNIQUE(s) NOT NULL"`
Commit string `xorm:"UNIQUE(s) NOT NULL"`
DeletedByID int64 `xorm:"INDEX"`
DeletedBy *User `xorm:"-"`
DeletedUnix util.TimeStamp `xorm:"INDEX created"`
}
// AddDeletedBranch adds a deleted branch to the database
func (repo *Repository) AddDeletedBranch(branchName, commit string, deletedByID int64) error {
deletedBranch := &DeletedBranch{
RepoID: repo.ID,
Name: branchName,
Commit: commit,
DeletedByID: deletedByID,
}
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
return err
}
if _, err := sess.InsertOne(deletedBranch); err != nil {
return err
}
return sess.Commit()
}
// GetDeletedBranches returns all the deleted branches
func (repo *Repository) GetDeletedBranches() ([]*DeletedBranch, error) {
deletedBranches := make([]*DeletedBranch, 0)
return deletedBranches, x.Where("repo_id = ?", repo.ID).Desc("deleted_unix").Find(&deletedBranches)
}
// GetDeletedBranchByID get a deleted branch by its ID
func (repo *Repository) GetDeletedBranchByID(ID int64) (*DeletedBranch, error) {
deletedBranch := &DeletedBranch{ID: ID}
has, err := x.Get(deletedBranch)
if err != nil {
return nil, err
}
if !has {
return nil, nil
}
return deletedBranch, nil
}
// RemoveDeletedBranch removes a deleted branch from the database
func (repo *Repository) RemoveDeletedBranch(id int64) (err error) {
deletedBranch := &DeletedBranch{
RepoID: repo.ID,
ID: id,
}
sess := x.NewSession()
defer sess.Close()
if err = sess.Begin(); err != nil {
return err
}
if affected, err := sess.Delete(deletedBranch); err != nil {
return err
} else if affected != 1 {
return fmt.Errorf("remove deleted branch ID(%v) failed", id)
}
return sess.Commit()
}
// LoadUser loads the user that deleted the branch
// When there's no user found it returns a NewGhostUser
func (deletedBranch *DeletedBranch) LoadUser() {
user, err := GetUserByID(deletedBranch.DeletedByID)
if err != nil {
user = NewGhostUser()
}
deletedBranch.DeletedBy = user
}
// RemoveOldDeletedBranches removes old deleted branches
func RemoveOldDeletedBranches() {
if !taskStatusTable.StartIfNotRunning(`deleted_branches_cleanup`) {
return
}
defer taskStatusTable.Stop(`deleted_branches_cleanup`)
log.Trace("Doing: DeletedBranchesCleanup")
deleteBefore := time.Now().Add(-setting.Cron.DeletedBranchesCleanup.OlderThan)
_, err := x.Where("deleted_unix < ?", deleteBefore.Unix()).Delete(new(DeletedBranch))
if err != nil {
log.Error(4, "DeletedBranchesCleanup: %v", err)
}
}