408 lines
9.1 KiB
Plaintext
408 lines
9.1 KiB
Plaintext
## <summary>Desktop messaging bus</summary>
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########################################
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## <summary>
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## DBUS stub interface. No access allowed.
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## </summary>
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## <param name="domain" unused="true">
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## <summary>
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## Domain allowed access
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## </summary>
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## </param>
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#
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interface(`dbus_stub',`
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gen_require(`
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type system_dbusd_t;
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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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## <summary>
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## Role access for dbus
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## </summary>
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## <param name="role_prefix">
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## <summary>
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## The prefix of the user role (e.g., user
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## is the prefix for user_r).
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## </summary>
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## </param>
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## <param name="role">
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## <summary>
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## Role allowed access
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## </summary>
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## </param>
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## <param name="domain">
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## <summary>
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## User domain for the role
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## </summary>
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## </param>
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#
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template(`dbus_role_template',`
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gen_require(`
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class dbus { send_msg acquire_svc };
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attribute session_bus_type;
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type system_dbusd_t, session_dbusd_tmp_t, dbusd_exec_t, dbusd_etc_t;
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')
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##############################
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#
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# Delcarations
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#
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type $1_dbusd_t, session_bus_type;
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domain_type($1_dbusd_t)
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domain_entry_file($1_dbusd_t, dbusd_exec_t)
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ubac_constrained($1_dbusd_t)
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role $2 types $1_dbusd_t;
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##############################
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#
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# Local policy
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#
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allow $1_dbusd_t self:process { getattr sigkill signal };
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dontaudit $1_dbusd_t self:process ptrace;
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allow $1_dbusd_t self:file { getattr read write };
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allow $1_dbusd_t self:fifo_file rw_fifo_file_perms;
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allow $1_dbusd_t self:dbus { send_msg acquire_svc };
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allow $1_dbusd_t self:unix_stream_socket create_stream_socket_perms;
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allow $1_dbusd_t self:unix_dgram_socket create_socket_perms;
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allow $1_dbusd_t self:tcp_socket create_stream_socket_perms;
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allow $1_dbusd_t self:netlink_selinux_socket create_socket_perms;
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# For connecting to the bus
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allow $3 $1_dbusd_t:unix_stream_socket connectto;
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# SE-DBus specific permissions
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allow $3 $1_dbusd_t:dbus { send_msg acquire_svc };
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allow $3 system_dbusd_t:dbus { send_msg acquire_svc };
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allow $1_dbusd_t dbusd_etc_t:dir list_dir_perms;
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read_files_pattern($1_dbusd_t, dbusd_etc_t, dbusd_etc_t)
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read_lnk_files_pattern($1_dbusd_t, dbusd_etc_t, dbusd_etc_t)
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manage_dirs_pattern($1_dbusd_t, session_dbusd_tmp_t, session_dbusd_tmp_t)
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manage_files_pattern($1_dbusd_t, session_dbusd_tmp_t, session_dbusd_tmp_t)
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files_tmp_filetrans($1_dbusd_t, session_dbusd_tmp_t, { file dir })
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domtrans_pattern($3, dbusd_exec_t, $1_dbusd_t)
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allow $3 $1_dbusd_t:process { sigkill signal };
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# cjp: this seems very broken
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corecmd_bin_domtrans($1_dbusd_t, $3)
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allow $1_dbusd_t $3:process sigkill;
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allow $3 $1_dbusd_t:fd use;
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allow $3 $1_dbusd_t:fifo_file rw_fifo_file_perms;
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allow $3 $1_dbusd_t:process sigchld;
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kernel_read_system_state($1_dbusd_t)
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kernel_read_kernel_sysctls($1_dbusd_t)
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corecmd_list_bin($1_dbusd_t)
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corecmd_read_bin_symlinks($1_dbusd_t)
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corecmd_read_bin_files($1_dbusd_t)
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corecmd_read_bin_pipes($1_dbusd_t)
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corecmd_read_bin_sockets($1_dbusd_t)
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corenet_all_recvfrom_unlabeled($1_dbusd_t)
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corenet_all_recvfrom_netlabel($1_dbusd_t)
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corenet_tcp_sendrecv_generic_if($1_dbusd_t)
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corenet_tcp_sendrecv_generic_node($1_dbusd_t)
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corenet_tcp_sendrecv_all_ports($1_dbusd_t)
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corenet_tcp_bind_generic_node($1_dbusd_t)
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corenet_tcp_bind_reserved_port($1_dbusd_t)
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dev_read_urand($1_dbusd_t)
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domain_use_interactive_fds($1_dbusd_t)
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domain_read_all_domains_state($1_dbusd_t)
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files_read_etc_files($1_dbusd_t)
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files_list_home($1_dbusd_t)
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files_read_usr_files($1_dbusd_t)
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files_dontaudit_search_var($1_dbusd_t)
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fs_getattr_romfs($1_dbusd_t)
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fs_getattr_xattr_fs($1_dbusd_t)
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fs_list_inotifyfs($1_dbusd_t)
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selinux_get_fs_mount($1_dbusd_t)
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selinux_validate_context($1_dbusd_t)
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selinux_compute_access_vector($1_dbusd_t)
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selinux_compute_create_context($1_dbusd_t)
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selinux_compute_relabel_context($1_dbusd_t)
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selinux_compute_user_contexts($1_dbusd_t)
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auth_read_pam_console_data($1_dbusd_t)
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auth_use_nsswitch($1_dbusd_t)
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logging_send_audit_msgs($1_dbusd_t)
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logging_send_syslog_msg($1_dbusd_t)
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miscfiles_read_localization($1_dbusd_t)
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seutil_read_config($1_dbusd_t)
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seutil_read_default_contexts($1_dbusd_t)
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userdom_read_user_home_content_files($1_dbusd_t)
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ifdef(`hide_broken_symptoms', `
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dontaudit $3 $1_dbusd_t:netlink_selinux_socket { read write };
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')
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optional_policy(`
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hal_dbus_chat($1_dbusd_t)
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')
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optional_policy(`
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xserver_use_xdm_fds($1_dbusd_t)
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xserver_rw_xdm_pipes($1_dbusd_t)
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')
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')
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#######################################
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## <summary>
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## Template for creating connections to
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## the system DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## The type of the domain.
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## </summary>
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## </param>
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#
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interface(`dbus_system_bus_client',`
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gen_require(`
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type system_dbusd_t, system_dbusd_t;
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type system_dbusd_var_run_t, system_dbusd_var_lib_t;
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class dbus send_msg;
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')
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# SE-DBus specific permissions
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allow $1 { system_dbusd_t self }:dbus send_msg;
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read_files_pattern($1, system_dbusd_var_lib_t, system_dbusd_var_lib_t)
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files_search_var_lib($1)
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# For connecting to the bus
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files_search_pids($1)
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stream_connect_pattern($1, system_dbusd_var_run_t, system_dbusd_var_run_t, system_dbusd_t)
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dbus_read_config($1)
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')
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#######################################
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## <summary>
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## Template for creating connections to
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## a user DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## The type of the domain.
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## </summary>
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## </param>
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#
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interface(`dbus_session_bus_client',`
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gen_require(`
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attribute session_bus_type;
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class dbus send_msg;
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')
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# SE-DBus specific permissions
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allow $1 { session_bus_type self }:dbus send_msg;
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# For connecting to the bus
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allow $1 session_bus_type:unix_stream_socket connectto;
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')
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########################################
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## <summary>
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## Send a message the session DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_send_session_bus',`
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gen_require(`
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attribute session_bus_type;
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class dbus send_msg;
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')
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allow $1 session_bus_type:dbus send_msg;
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')
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########################################
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## <summary>
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## Read dbus configuration.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_read_config',`
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gen_require(`
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type dbusd_etc_t;
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')
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allow $1 dbusd_etc_t:dir list_dir_perms;
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allow $1 dbusd_etc_t:file read_file_perms;
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')
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########################################
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## <summary>
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## Connect to the the session DBUS
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## for service (acquire_svc).
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_connect_session_bus',`
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gen_require(`
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attribute session_bus_type;
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class dbus acquire_svc;
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')
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allow $1 session_bus_type:dbus acquire_svc;
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')
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########################################
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## <summary>
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## Connect to the system DBUS
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## for service (acquire_svc).
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_connect_system_bus',`
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gen_require(`
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type system_dbusd_t;
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class dbus acquire_svc;
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')
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allow $1 system_dbusd_t:dbus acquire_svc;
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')
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########################################
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## <summary>
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## Send a message on the system DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_send_system_bus',`
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gen_require(`
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type system_dbusd_t;
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class dbus send_msg;
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')
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allow $1 system_dbusd_t:dbus send_msg;
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')
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########################################
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## <summary>
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## Allow unconfined access to the system DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_system_bus_unconfined',`
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gen_require(`
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type system_dbusd_t;
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class dbus all_dbus_perms;
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')
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allow $1 system_dbusd_t:dbus *;
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')
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########################################
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## <summary>
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## Create a domain for processes
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## which can be started by the system dbus
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## </summary>
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## <param name="domain">
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## <summary>
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## Type to be used as a domain.
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## </summary>
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## </param>
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## <param name="entry_point">
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## <summary>
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## Type of the program to be used as an entry point to this domain.
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## </summary>
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## </param>
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#
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interface(`dbus_system_domain',`
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gen_require(`
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type system_dbusd_t;
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role system_r;
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')
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domain_type($1)
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domain_entry_file($1, $2)
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role system_r types $1;
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domtrans_pattern(system_dbusd_t, $2, $1)
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dbus_system_bus_client($1)
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dbus_connect_system_bus($1)
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ifdef(`hide_broken_symptoms', `
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dontaudit $1 system_dbusd_t:netlink_selinux_socket { read write };
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')
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')
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########################################
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## <summary>
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## Dontaudit Read, and write system dbus TCP sockets.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_dontaudit_system_bus_rw_tcp_sockets',`
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gen_require(`
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type system_dbusd_t;
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')
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allow $1 system_dbusd_t:tcp_socket { read write };
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allow $1 system_dbusd_t:fd use;
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')
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########################################
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## <summary>
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## Allow unconfined access to the system DBUS.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`dbus_unconfined',`
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gen_require(`
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attribute dbusd_unconfined;
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')
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typeattribute $1 dbusd_unconfined;
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')
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