Important information: Google announced that, from September 2026, Android devices will require ALL apps to be signed by Google, effectively leading to an iOS situation. Value your right to a computer that does what you want; do not tolerate this monopolistic practice! Contact me if you don't understand why it is bad. Click to learn more.

Access control for repo cloning

by roundabout, Saturday, 2 December 2023, 10:08:16 (1701511696), pushed by roundabout, Wednesday, 31 July 2024, 06:54:38 (1722408878)

Author identity: vlad <vlad.muntoiu@gmail.com>

93e6321c3d7645c340aac216ec5ff6e272aec62f

app.py

@@ -227,7 +227,7 @@ def main():

                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                return flask.render_template("home.html")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @app.route("/about")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @app.route("/about/")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            def about():
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                return flask.render_template("about.html", platform=platform)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                            
                                

config.py

@@ -15,7 +15,7 @@ AUTH_REALM = "roundabout"

                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            AVATAR_SIZE = (192, 192)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            HASHING_ROUNDS = 11
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        RESERVED_NAMES = ("git", "settings", "logout", "accounts", "info", "alerts", "notifications", "about",)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        RESERVED_NAMES = ("git", "settings", "logout", "accounts", "info", "alerts", "notifications", "about", "newrepo")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            locking = False
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                            
                                

gitHTTP.py

@@ -15,6 +15,9 @@ import datetime

                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            auth = HTTPBasicAuth(realm=config.AUTH_REALM)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        authRequired = flask.Response("Unauthorized Access", 401, {"WWW-Authenticate": 'Basic realm="Login Required"'})
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            @auth.verify_password
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            def verifyPassword(username, password):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                user = User.query.filter_by(username=username).first()
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        

@@ -27,8 +30,10 @@ def verifyPassword(username, password):

                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            @app.route("/git/<username>/<repository>/git-upload-pack", methods=["POST"])
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @auth.login_required
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @auth.login_required(optional=True)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            def gitUploadPack(username, repository):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            if auth.current_user() is None and not getVisibility(username, repository):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                return authRequired
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                if not (getVisibility(username, repository) or getPermissionLevel(flask.g.user, username, repository) is not None):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                    flask.abort(403)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        

@@ -66,16 +71,23 @@ def gitReceivePack(username, repository):

                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            @app.route("/git/<username>/<repository>/info/refs", methods=["GET"])
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @auth.login_required
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        @auth.login_required(optional=True)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            def gitInfoRefs(username, repository):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            if not (getVisibility(username, repository) or getPermissionLevel(flask.g.user, username, repository) is not None):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                flask.abort(403)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            if auth.current_user() is None and (not getVisibility(username, repository) or flask.request.args.get("service") == "git-receive-pack"):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                return authRequired
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            try:
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                if not (getVisibility(username, repository) or getPermissionLevel(flask.g.user, username, repository) is not None):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                    flask.abort(403)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            except AttributeError:
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                return authRequired
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                serverRepoLocation = os.path.join(config.REPOS_PATH, username, repository, ".git")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                service = flask.request.args.get("service")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                if service.startswith("git"):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                    service = service[4:]
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            else:
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                                flask.abort(403)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                if service == "receive-pack":
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            
                                                    print(getPermissionLevel(flask.g.user, username, repository))