mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-12-06 00:23:36 +01:00
bd66fa586a
Fixes https://github.com/go-gitea/gitea/issues/22963 --------- Co-authored-by: Yarden Shoham <hrsi88@gmail.com>
246 lines
6.8 KiB
Go
246 lines
6.8 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
|
|
// Copyright 2019 The Gitea Authors. All rights reserved.
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package access
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"code.gitea.io/gitea/models/db"
|
|
"code.gitea.io/gitea/models/organization"
|
|
"code.gitea.io/gitea/models/perm"
|
|
repo_model "code.gitea.io/gitea/models/repo"
|
|
user_model "code.gitea.io/gitea/models/user"
|
|
)
|
|
|
|
// Access represents the highest access level of a user to the repository. The only access type
|
|
// that is not in this table is the real owner of a repository. In case of an organization
|
|
// repository, the members of the owners team are in this table.
|
|
type Access struct {
|
|
ID int64 `xorm:"pk autoincr"`
|
|
UserID int64 `xorm:"UNIQUE(s)"`
|
|
RepoID int64 `xorm:"UNIQUE(s)"`
|
|
Mode perm.AccessMode
|
|
}
|
|
|
|
func init() {
|
|
db.RegisterModel(new(Access))
|
|
}
|
|
|
|
func accessLevel(ctx context.Context, user *user_model.User, repo *repo_model.Repository) (perm.AccessMode, error) {
|
|
mode := perm.AccessModeNone
|
|
var userID int64
|
|
restricted := false
|
|
|
|
if user != nil {
|
|
userID = user.ID
|
|
restricted = user.IsRestricted
|
|
}
|
|
|
|
if !restricted && !repo.IsPrivate {
|
|
mode = perm.AccessModeRead
|
|
}
|
|
|
|
if userID == 0 {
|
|
return mode, nil
|
|
}
|
|
|
|
if userID == repo.OwnerID {
|
|
return perm.AccessModeOwner, nil
|
|
}
|
|
|
|
a := &Access{UserID: userID, RepoID: repo.ID}
|
|
if has, err := db.GetByBean(ctx, a); !has || err != nil {
|
|
return mode, err
|
|
}
|
|
return a.Mode, nil
|
|
}
|
|
|
|
func maxAccessMode(modes ...perm.AccessMode) perm.AccessMode {
|
|
max := perm.AccessModeNone
|
|
for _, mode := range modes {
|
|
if mode > max {
|
|
max = mode
|
|
}
|
|
}
|
|
return max
|
|
}
|
|
|
|
type userAccess struct {
|
|
User *user_model.User
|
|
Mode perm.AccessMode
|
|
}
|
|
|
|
// updateUserAccess updates an access map so that user has at least mode
|
|
func updateUserAccess(accessMap map[int64]*userAccess, user *user_model.User, mode perm.AccessMode) {
|
|
if ua, ok := accessMap[user.ID]; ok {
|
|
ua.Mode = maxAccessMode(ua.Mode, mode)
|
|
} else {
|
|
accessMap[user.ID] = &userAccess{User: user, Mode: mode}
|
|
}
|
|
}
|
|
|
|
// FIXME: do cross-comparison so reduce deletions and additions to the minimum?
|
|
func refreshAccesses(ctx context.Context, repo *repo_model.Repository, accessMap map[int64]*userAccess) (err error) {
|
|
minMode := perm.AccessModeRead
|
|
if err := repo.LoadOwner(ctx); err != nil {
|
|
return fmt.Errorf("LoadOwner: %w", err)
|
|
}
|
|
|
|
// If the repo isn't private and isn't owned by a organization,
|
|
// increase the minMode to Write.
|
|
if !repo.IsPrivate && !repo.Owner.IsOrganization() {
|
|
minMode = perm.AccessModeWrite
|
|
}
|
|
|
|
newAccesses := make([]Access, 0, len(accessMap))
|
|
for userID, ua := range accessMap {
|
|
if ua.Mode < minMode && !ua.User.IsRestricted {
|
|
continue
|
|
}
|
|
|
|
newAccesses = append(newAccesses, Access{
|
|
UserID: userID,
|
|
RepoID: repo.ID,
|
|
Mode: ua.Mode,
|
|
})
|
|
}
|
|
|
|
// Delete old accesses and insert new ones for repository.
|
|
if _, err = db.DeleteByBean(ctx, &Access{RepoID: repo.ID}); err != nil {
|
|
return fmt.Errorf("delete old accesses: %w", err)
|
|
}
|
|
if len(newAccesses) == 0 {
|
|
return nil
|
|
}
|
|
|
|
if err = db.Insert(ctx, newAccesses); err != nil {
|
|
return fmt.Errorf("insert new accesses: %w", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// refreshCollaboratorAccesses retrieves repository collaborations with their access modes.
|
|
func refreshCollaboratorAccesses(ctx context.Context, repoID int64, accessMap map[int64]*userAccess) error {
|
|
collaborators, err := repo_model.GetCollaborators(ctx, repoID, db.ListOptions{})
|
|
if err != nil {
|
|
return fmt.Errorf("getCollaborations: %w", err)
|
|
}
|
|
for _, c := range collaborators {
|
|
if c.User.IsGhost() {
|
|
continue
|
|
}
|
|
updateUserAccess(accessMap, c.User, c.Collaboration.Mode)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// RecalculateTeamAccesses recalculates new accesses for teams of an organization
|
|
// except the team whose ID is given. It is used to assign a team ID when
|
|
// remove repository from that team.
|
|
func RecalculateTeamAccesses(ctx context.Context, repo *repo_model.Repository, ignTeamID int64) (err error) {
|
|
accessMap := make(map[int64]*userAccess, 20)
|
|
|
|
if err = repo.LoadOwner(ctx); err != nil {
|
|
return err
|
|
} else if !repo.Owner.IsOrganization() {
|
|
return fmt.Errorf("owner is not an organization: %d", repo.OwnerID)
|
|
}
|
|
|
|
if err = refreshCollaboratorAccesses(ctx, repo.ID, accessMap); err != nil {
|
|
return fmt.Errorf("refreshCollaboratorAccesses: %w", err)
|
|
}
|
|
|
|
teams, err := organization.FindOrgTeams(ctx, repo.Owner.ID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, t := range teams {
|
|
if t.ID == ignTeamID {
|
|
continue
|
|
}
|
|
|
|
// Owner team gets owner access, and skip for teams that do not
|
|
// have relations with repository.
|
|
if t.IsOwnerTeam() {
|
|
t.AccessMode = perm.AccessModeOwner
|
|
} else if !organization.HasTeamRepo(ctx, t.OrgID, t.ID, repo.ID) {
|
|
continue
|
|
}
|
|
|
|
if err = t.LoadMembers(ctx); err != nil {
|
|
return fmt.Errorf("getMembers '%d': %w", t.ID, err)
|
|
}
|
|
for _, m := range t.Members {
|
|
updateUserAccess(accessMap, m, t.AccessMode)
|
|
}
|
|
}
|
|
|
|
return refreshAccesses(ctx, repo, accessMap)
|
|
}
|
|
|
|
// RecalculateUserAccess recalculates new access for a single user
|
|
// Usable if we know access only affected one user
|
|
func RecalculateUserAccess(ctx context.Context, repo *repo_model.Repository, uid int64) (err error) {
|
|
minMode := perm.AccessModeRead
|
|
if !repo.IsPrivate {
|
|
minMode = perm.AccessModeWrite
|
|
}
|
|
|
|
accessMode := perm.AccessModeNone
|
|
e := db.GetEngine(ctx)
|
|
collaborator, err := repo_model.GetCollaboration(ctx, repo.ID, uid)
|
|
if err != nil {
|
|
return err
|
|
} else if collaborator != nil {
|
|
accessMode = collaborator.Mode
|
|
}
|
|
|
|
if err = repo.LoadOwner(ctx); err != nil {
|
|
return err
|
|
} else if repo.Owner.IsOrganization() {
|
|
var teams []organization.Team
|
|
if err := e.Join("INNER", "team_repo", "team_repo.team_id = team.id").
|
|
Join("INNER", "team_user", "team_user.team_id = team.id").
|
|
Where("team.org_id = ?", repo.OwnerID).
|
|
And("team_repo.repo_id=?", repo.ID).
|
|
And("team_user.uid=?", uid).
|
|
Find(&teams); err != nil {
|
|
return err
|
|
}
|
|
|
|
for _, t := range teams {
|
|
if t.IsOwnerTeam() {
|
|
t.AccessMode = perm.AccessModeOwner
|
|
}
|
|
|
|
accessMode = maxAccessMode(accessMode, t.AccessMode)
|
|
}
|
|
}
|
|
|
|
// Delete old user accesses and insert new one for repository.
|
|
if _, err = e.Delete(&Access{RepoID: repo.ID, UserID: uid}); err != nil {
|
|
return fmt.Errorf("delete old user accesses: %w", err)
|
|
} else if accessMode >= minMode {
|
|
if err = db.Insert(ctx, &Access{RepoID: repo.ID, UserID: uid, Mode: accessMode}); err != nil {
|
|
return fmt.Errorf("insert new user accesses: %w", err)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// RecalculateAccesses recalculates all accesses for repository.
|
|
func RecalculateAccesses(ctx context.Context, repo *repo_model.Repository) error {
|
|
if repo.Owner.IsOrganization() {
|
|
return RecalculateTeamAccesses(ctx, repo, 0)
|
|
}
|
|
|
|
accessMap := make(map[int64]*userAccess, 20)
|
|
if err := refreshCollaboratorAccesses(ctx, repo.ID, accessMap); err != nil {
|
|
return fmt.Errorf("refreshCollaboratorAccesses: %w", err)
|
|
}
|
|
return refreshAccesses(ctx, repo, accessMap)
|
|
}
|