/* * QEMU list file authorization driver * * Copyright (c) 2018 Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see . * */ #ifndef QAUTHZ_LIST_FILE_H__ #define QAUTHZ_LIST_FILE_H__ #include "authz/list.h" #include "qapi/qapi-types-authz.h" #include "qemu/filemonitor.h" #define TYPE_QAUTHZ_LIST_FILE "authz-list-file" #define QAUTHZ_LIST_FILE_CLASS(klass) \ OBJECT_CLASS_CHECK(QAuthZListFileClass, (klass), \ TYPE_QAUTHZ_LIST_FILE) #define QAUTHZ_LIST_FILE_GET_CLASS(obj) \ OBJECT_GET_CLASS(QAuthZListFileClass, (obj), \ TYPE_QAUTHZ_LIST_FILE) #define QAUTHZ_LIST_FILE(obj) \ OBJECT_CHECK(QAuthZListFile, (obj), \ TYPE_QAUTHZ_LIST_FILE) typedef struct QAuthZListFile QAuthZListFile; typedef struct QAuthZListFileClass QAuthZListFileClass; /** * QAuthZListFile: * * This authorization driver provides a file mechanism * for granting access by matching user names against a * file of globs. Each match rule has an associated policy * and a catch all policy applies if no rule matches * * To create an instance of this class via QMP: * * { * "execute": "object-add", * "arguments": { * "qom-type": "authz-list-file", * "id": "authz0", * "props": { * "filename": "/etc/qemu/myvm-vnc.acl", * "refresh": true * } * } * } * * If 'refresh' is 'yes', inotify is used to monitor for changes * to the file and auto-reload the rules. * * The myvm-vnc.acl file should contain the parameters for * the QAuthZList object in JSON format: * * { * "rules": [ * { "match": "fred", "policy": "allow", "format": "exact" }, * { "match": "bob", "policy": "allow", "format": "exact" }, * { "match": "danb", "policy": "deny", "format": "exact" }, * { "match": "dan*", "policy": "allow", "format": "glob" } * ], * "policy": "deny" * } * * The object can be created on the command line using * * -object authz-list-file,id=authz0,\ * filename=/etc/qemu/myvm-vnc.acl,refresh=yes * */ struct QAuthZListFile { QAuthZ parent_obj; QAuthZ *list; char *filename; bool refresh; QFileMonitor *file_monitor; int64_t file_watch; }; struct QAuthZListFileClass { QAuthZClass parent_class; }; QAuthZListFile *qauthz_list_file_new(const char *id, const char *filename, bool refresh, Error **errp); #endif /* QAUTHZ_LIST_FILE_H__ */