2020-06-10 19:02:27 +00:00
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policy_module(dbus, 1.28.3)
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2018-06-23 13:00:56 +00:00
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gen_require(`
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class dbus all_dbus_perms;
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')
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########################################
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#
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# Declarations
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#
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2020-04-01 21:55:36 +00:00
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## <desc>
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## <p>
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## Allow dbus-daemon system bus to access /dev/net/tun
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## which is needed to pass tun/tap device file descriptors
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## over D-Bus. This is needed by openvpn3-linux.
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## </p>
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## </desc>
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2020-04-06 15:39:35 +00:00
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gen_tunable(dbus_pass_tuntap_fd, false)
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2020-04-01 21:55:36 +00:00
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2018-06-23 13:00:56 +00:00
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attribute dbusd_unconfined;
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attribute session_bus_type;
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attribute dbusd_system_bus_client;
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attribute dbusd_session_bus_client;
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type dbusd_etc_t;
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files_config_file(dbusd_etc_t)
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type dbusd_exec_t;
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corecmd_executable_file(dbusd_exec_t)
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type dbusd_unit_t;
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init_unit_file(dbusd_unit_t)
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type session_dbusd_home_t;
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userdom_user_home_content(session_dbusd_home_t)
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2019-09-11 00:05:46 +00:00
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type session_dbusd_runtime_t;
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2020-06-27 21:11:48 +00:00
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files_runtime_file(session_dbusd_runtime_t)
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2019-09-11 00:05:46 +00:00
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userdom_user_runtime_content(session_dbusd_runtime_t)
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2018-06-23 13:00:56 +00:00
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type session_dbusd_tmp_t;
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userdom_user_tmp_file(session_dbusd_tmp_t)
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type system_dbusd_t;
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init_system_domain(system_dbusd_t, dbusd_exec_t)
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2019-09-08 20:55:02 +00:00
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init_named_socket_activation(system_dbusd_t, system_dbusd_runtime_t)
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2018-06-23 13:00:56 +00:00
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2019-09-11 00:05:46 +00:00
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type system_dbusd_runtime_t alias system_dbusd_var_run_t;
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2020-06-27 21:11:48 +00:00
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files_runtime_file(system_dbusd_runtime_t)
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init_daemon_runtime_file(system_dbusd_runtime_t, dir, "dbus")
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2019-09-11 00:05:46 +00:00
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2018-06-23 13:00:56 +00:00
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type system_dbusd_tmp_t;
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files_tmp_file(system_dbusd_tmp_t)
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type system_dbusd_var_lib_t;
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files_type(system_dbusd_var_lib_t)
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ifdef(`enable_mcs',`
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init_ranged_system_domain(system_dbusd_t, dbusd_exec_t, s0 - mcs_systemhigh)
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')
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ifdef(`enable_mls',`
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init_ranged_system_domain(system_dbusd_t, dbusd_exec_t, s0 - mls_systemhigh)
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')
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########################################
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#
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# Local policy
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#
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allow system_dbusd_t self:capability { dac_override setgid setpcap setuid sys_resource };
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dontaudit system_dbusd_t self:capability sys_tty_config;
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allow system_dbusd_t self:process { getattr getsched signal_perms setpgid getcap setcap setrlimit };
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allow system_dbusd_t self:fifo_file rw_fifo_file_perms;
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allow system_dbusd_t self:dbus { send_msg acquire_svc };
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allow system_dbusd_t self:unix_stream_socket { accept connectto listen };
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allow system_dbusd_t self:netlink_selinux_socket { create bind read };
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2019-12-20 18:24:17 +00:00
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allow system_dbusd_t dbusd_etc_t:dir { list_dir_perms watch };
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2018-06-23 13:00:56 +00:00
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read_files_pattern(system_dbusd_t, dbusd_etc_t, dbusd_etc_t)
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read_lnk_files_pattern(system_dbusd_t, dbusd_etc_t, dbusd_etc_t)
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manage_dirs_pattern(system_dbusd_t, system_dbusd_tmp_t, system_dbusd_tmp_t)
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manage_files_pattern(system_dbusd_t, system_dbusd_tmp_t, system_dbusd_tmp_t)
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files_tmp_filetrans(system_dbusd_t, system_dbusd_tmp_t, { dir file })
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read_files_pattern(system_dbusd_t, system_dbusd_var_lib_t, system_dbusd_var_lib_t)
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2019-09-08 20:55:02 +00:00
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manage_dirs_pattern(system_dbusd_t, system_dbusd_runtime_t, system_dbusd_runtime_t)
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manage_files_pattern(system_dbusd_t, system_dbusd_runtime_t, system_dbusd_runtime_t)
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manage_sock_files_pattern(system_dbusd_t, system_dbusd_runtime_t, system_dbusd_runtime_t)
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2020-06-27 21:11:48 +00:00
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files_runtime_filetrans(system_dbusd_t, system_dbusd_runtime_t, { dir file })
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2018-06-23 13:00:56 +00:00
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can_exec(system_dbusd_t, dbusd_exec_t)
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2018-12-08 18:45:46 +00:00
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kernel_read_crypto_sysctls(system_dbusd_t)
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2018-06-23 13:00:56 +00:00
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kernel_read_system_state(system_dbusd_t)
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kernel_read_kernel_sysctls(system_dbusd_t)
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corecmd_list_bin(system_dbusd_t)
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corecmd_read_bin_pipes(system_dbusd_t)
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corecmd_read_bin_sockets(system_dbusd_t)
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corecmd_exec_shell(system_dbusd_t)
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dev_read_urand(system_dbusd_t)
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dev_read_sysfs(system_dbusd_t)
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domain_use_interactive_fds(system_dbusd_t)
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domain_read_all_domains_state(system_dbusd_t)
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files_list_home(system_dbusd_t)
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files_read_usr_files(system_dbusd_t)
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2019-12-20 18:24:17 +00:00
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files_watch_usr_dirs(system_dbusd_t)
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2018-06-23 13:00:56 +00:00
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fs_getattr_all_fs(system_dbusd_t)
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fs_list_inotifyfs(system_dbusd_t)
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fs_search_auto_mountpoints(system_dbusd_t)
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fs_search_cgroup_dirs(system_dbusd_t)
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fs_dontaudit_list_nfs(system_dbusd_t)
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mls_fd_use_all_levels(system_dbusd_t)
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mls_rangetrans_target(system_dbusd_t)
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mls_file_read_all_levels(system_dbusd_t)
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mls_socket_write_all_levels(system_dbusd_t)
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mls_socket_read_to_clearance(system_dbusd_t)
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mls_dbus_recv_all_levels(system_dbusd_t)
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selinux_get_fs_mount(system_dbusd_t)
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selinux_validate_context(system_dbusd_t)
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selinux_compute_access_vector(system_dbusd_t)
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selinux_compute_create_context(system_dbusd_t)
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selinux_compute_relabel_context(system_dbusd_t)
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selinux_compute_user_contexts(system_dbusd_t)
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term_dontaudit_use_console(system_dbusd_t)
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auth_use_nsswitch(system_dbusd_t)
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auth_read_pam_console_data(system_dbusd_t)
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init_use_fds(system_dbusd_t)
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init_use_script_ptys(system_dbusd_t)
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init_all_labeled_script_domtrans(system_dbusd_t)
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init_start_system(system_dbusd_t) # needed by dbus-broker
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# for powerdevil /usr/lib/x86_64-linux-gnu/libexec/kauth/*
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libs_exec_lib_files(system_dbusd_t)
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logging_send_audit_msgs(system_dbusd_t)
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logging_send_syslog_msg(system_dbusd_t)
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miscfiles_read_localization(system_dbusd_t)
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miscfiles_read_generic_certs(system_dbusd_t)
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seutil_read_config(system_dbusd_t)
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seutil_read_default_contexts(system_dbusd_t)
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userdom_dontaudit_use_unpriv_user_fds(system_dbusd_t)
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userdom_dontaudit_search_user_home_dirs(system_dbusd_t)
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# read a file in ~/.local/share
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userdom_read_user_home_content_files(system_dbusd_t)
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ifdef(`init_systemd', `
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# gdm3 causes system_dbusd_t to want this access
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dev_rw_dri(system_dbusd_t)
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dev_rw_input_dev(system_dbusd_t)
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2019-01-12 17:31:56 +00:00
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# for /run/systemd/dynamic-uid/
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2020-06-27 21:11:48 +00:00
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init_list_runtime(system_dbusd_t)
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2019-01-12 17:31:56 +00:00
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init_read_runtime_symlinks(system_dbusd_t)
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2019-10-03 16:22:17 +00:00
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# Recent versions of dbus are started as Type=notify
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init_write_runtime_socket(system_dbusd_t)
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2018-06-23 13:00:56 +00:00
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')
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2020-04-06 15:39:35 +00:00
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tunable_policy(`dbus_pass_tuntap_fd',`
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2020-04-01 21:55:36 +00:00
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corenet_rw_tun_tap_dev(system_dbusd_t)
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')
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2018-06-23 13:00:56 +00:00
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optional_policy(`
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# for /run/systemd/users/*
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2020-06-27 21:11:48 +00:00
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systemd_read_logind_runtime_files(system_dbusd_t)
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2018-06-23 13:00:56 +00:00
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systemd_write_inherited_logind_inhibit_pipes(system_dbusd_t)
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systemd_write_inherited_logind_sessions_pipes(system_dbusd_t)
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')
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optional_policy(`
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bluetooth_stream_connect(system_dbusd_t)
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')
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optional_policy(`
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consolekit_use_inhibit_lock(system_dbusd_t)
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')
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optional_policy(`
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policykit_read_lib(system_dbusd_t)
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')
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optional_policy(`
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seutil_sigchld_newrole(system_dbusd_t)
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')
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2020-03-29 00:21:33 +00:00
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optional_policy(`
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tpm2_rw_abrmd_pipes(system_dbusd_t)
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')
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2018-06-23 13:00:56 +00:00
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optional_policy(`
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udev_read_db(system_dbusd_t)
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')
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optional_policy(`
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unconfined_dbus_send(system_dbusd_t)
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')
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optional_policy(`
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xserver_read_xdm_lib_files(system_dbusd_t)
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xserver_use_xdm_fds(system_dbusd_t)
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')
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########################################
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#
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# Common session bus local policy
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#
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dontaudit session_bus_type self:capability sys_resource;
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allow session_bus_type self:process { getattr sigkill signal };
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dontaudit session_bus_type self:process { ptrace setrlimit };
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allow session_bus_type self:file { getattr read write };
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allow session_bus_type self:fifo_file rw_fifo_file_perms;
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allow session_bus_type self:dbus { send_msg acquire_svc };
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allow session_bus_type self:unix_stream_socket { accept listen };
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allow session_bus_type self:tcp_socket { accept listen };
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allow session_bus_type self:netlink_selinux_socket create_socket_perms;
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allow session_bus_type dbusd_etc_t:dir list_dir_perms;
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read_files_pattern(session_bus_type, dbusd_etc_t, dbusd_etc_t)
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read_lnk_files_pattern(session_bus_type, dbusd_etc_t, dbusd_etc_t)
|
2020-02-16 20:03:17 +00:00
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allow session_bus_type dbusd_etc_t:dir watch;
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2018-06-23 13:00:56 +00:00
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manage_dirs_pattern(session_bus_type, session_dbusd_home_t, session_dbusd_home_t)
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manage_files_pattern(session_bus_type, session_dbusd_home_t, session_dbusd_home_t)
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userdom_user_home_dir_filetrans(session_bus_type, session_dbusd_home_t, dir, ".dbus")
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manage_dirs_pattern(session_bus_type, session_dbusd_tmp_t, session_dbusd_tmp_t)
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manage_files_pattern(session_bus_type, session_dbusd_tmp_t, session_dbusd_tmp_t)
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files_tmp_filetrans(session_bus_type, session_dbusd_tmp_t, { dir file })
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manage_dirs_pattern(session_bus_type, session_dbusd_runtime_t, session_dbusd_runtime_t)
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manage_files_pattern(session_bus_type, session_dbusd_runtime_t, session_dbusd_runtime_t)
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manage_sock_files_pattern(session_bus_type, session_dbusd_runtime_t, session_dbusd_runtime_t)
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userdom_user_runtime_filetrans(session_bus_type, session_dbusd_runtime_t, { dir file sock_file })
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2018-12-08 18:45:46 +00:00
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kernel_read_crypto_sysctls(session_bus_type)
|
2018-06-23 13:00:56 +00:00
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kernel_read_system_state(session_bus_type)
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kernel_read_kernel_sysctls(session_bus_type)
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corecmd_list_bin(session_bus_type)
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corecmd_read_bin_files(session_bus_type)
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corecmd_read_bin_pipes(session_bus_type)
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corecmd_read_bin_sockets(session_bus_type)
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corenet_all_recvfrom_netlabel(session_bus_type)
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corenet_tcp_sendrecv_generic_if(session_bus_type)
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corenet_tcp_sendrecv_generic_node(session_bus_type)
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corenet_tcp_bind_generic_node(session_bus_type)
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corenet_sendrecv_all_server_packets(session_bus_type)
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corenet_tcp_bind_reserved_port(session_bus_type)
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dev_read_urand(session_bus_type)
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domain_read_all_domains_state(session_bus_type)
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domain_use_interactive_fds(session_bus_type)
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files_list_home(session_bus_type)
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files_read_usr_files(session_bus_type)
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2020-02-16 20:03:17 +00:00
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files_watch_usr_dirs(session_bus_type)
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2018-06-23 13:00:56 +00:00
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files_dontaudit_search_var(session_bus_type)
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fs_getattr_romfs(session_bus_type)
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fs_getattr_xattr_fs(session_bus_type)
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fs_list_inotifyfs(session_bus_type)
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fs_dontaudit_list_nfs(session_bus_type)
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selinux_get_fs_mount(session_bus_type)
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selinux_validate_context(session_bus_type)
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selinux_compute_access_vector(session_bus_type)
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selinux_compute_create_context(session_bus_type)
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selinux_compute_relabel_context(session_bus_type)
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selinux_compute_user_contexts(session_bus_type)
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auth_read_pam_console_data(session_bus_type)
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logging_send_audit_msgs(session_bus_type)
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logging_send_syslog_msg(session_bus_type)
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miscfiles_read_localization(session_bus_type)
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seutil_read_config(session_bus_type)
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seutil_read_default_contexts(session_bus_type)
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term_use_all_terms(session_bus_type)
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optional_policy(`
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xserver_rw_xsession_log(session_bus_type)
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xserver_use_xdm_fds(session_bus_type)
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xserver_rw_xdm_pipes(session_bus_type)
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')
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########################################
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#
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# Unconfined access to this module
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#
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allow dbusd_unconfined { dbusd_session_bus_client dbusd_system_bus_client }:dbus send_msg;
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allow dbusd_unconfined { system_dbusd_t session_bus_type }:dbus all_dbus_perms;
|
