selinux-refpolicy/policy/modules/admin/sudo.if

169 lines
4.3 KiB
Plaintext
Raw Normal View History

2005-08-09 19:30:43 +00:00
## <summary>Execute a command with a substitute user</summary>
#######################################
## <summary>
2008-11-05 16:10:46 +00:00
## The role template for the sudo module.
2005-08-09 19:30:43 +00:00
## </summary>
## <desc>
## <p>
## This template creates a derived domain which is allowed
## to change the linux user id, to run commands as a different
## user.
## </p>
## </desc>
2008-11-05 16:10:46 +00:00
## <param name="role_prefix">
## <summary>
2008-11-05 16:10:46 +00:00
## The prefix of the user role (e.g., user
## is the prefix for user_r).
## </summary>
2005-08-09 19:30:43 +00:00
## </param>
2008-11-05 16:10:46 +00:00
## <param name="user_role">
## <summary>
2008-11-05 16:10:46 +00:00
## The user role.
## </summary>
## </param>
2008-11-05 16:10:46 +00:00
## <param name="user_domain">
## <summary>
2008-11-05 16:10:46 +00:00
## The user domain associated with the role.
## </summary>
## </param>
2005-08-09 19:30:43 +00:00
#
2008-11-05 16:10:46 +00:00
template(`sudo_role_template',`
2005-08-09 19:30:43 +00:00
2005-09-14 00:30:10 +00:00
gen_require(`
type sudo_exec_t;
2009-07-28 14:29:11 +00:00
attribute sudodomain;
2005-09-14 00:30:10 +00:00
')
2005-08-09 19:30:43 +00:00
##############################
#
# Declarations
#
2009-07-28 14:29:11 +00:00
type $1_sudo_t, sudodomain;
application_domain($1_sudo_t, sudo_exec_t)
2006-02-20 21:33:25 +00:00
domain_interactive_fd($1_sudo_t)
2009-07-28 14:29:11 +00:00
domain_role_change_exemption($1_sudo_t)
2008-11-05 16:10:46 +00:00
ubac_constrained($1_sudo_t)
role $2 types $1_sudo_t;
2005-08-09 19:30:43 +00:00
##############################
#
# Local Policy
#
# Use capabilities.
2009-07-28 14:29:11 +00:00
allow $1_sudo_t self:capability { fowner setuid setgid dac_override sys_nice sys_resource };
2005-09-01 20:13:42 +00:00
allow $1_sudo_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };
2005-08-09 19:30:43 +00:00
allow $1_sudo_t self:process { setexec setrlimit };
allow $1_sudo_t self:fd use;
2006-12-12 20:08:08 +00:00
allow $1_sudo_t self:fifo_file rw_fifo_file_perms;
2005-08-09 19:30:43 +00:00
allow $1_sudo_t self:shm create_shm_perms;
allow $1_sudo_t self:sem create_sem_perms;
allow $1_sudo_t self:msgq create_msgq_perms;
allow $1_sudo_t self:msg { send receive };
2005-10-14 17:55:40 +00:00
allow $1_sudo_t self:unix_dgram_socket create_socket_perms;
allow $1_sudo_t self:unix_stream_socket create_stream_socket_perms;
allow $1_sudo_t self:unix_dgram_socket sendto;
allow $1_sudo_t self:unix_stream_socket connectto;
2009-07-28 14:29:11 +00:00
allow $1_sudo_t $3:key search;
2005-08-09 19:30:43 +00:00
# Enter this derived domain from the user domain
2008-11-05 16:10:46 +00:00
domtrans_pattern($3, sudo_exec_t, $1_sudo_t)
2005-08-09 19:30:43 +00:00
# By default, revert to the calling domain when a shell is executed.
2008-11-05 16:10:46 +00:00
corecmd_shell_domtrans($1_sudo_t, $3)
2009-07-28 14:29:11 +00:00
corecmd_bin_domtrans($1_sudo_t, $3)
2008-11-05 16:10:46 +00:00
allow $3 $1_sudo_t:fd use;
allow $3 $1_sudo_t:fifo_file rw_file_perms;
allow $3 $1_sudo_t:process sigchld;
2005-08-09 19:30:43 +00:00
kernel_read_kernel_sysctls($1_sudo_t)
2005-08-09 19:30:43 +00:00
kernel_read_system_state($1_sudo_t)
2009-07-28 14:29:11 +00:00
kernel_link_key($1_sudo_t)
2005-08-09 19:30:43 +00:00
corecmd_read_bin_symlinks($1_sudo_t)
corecmd_getattr_all_executables($1_sudo_t)
2005-08-09 19:30:43 +00:00
dev_read_urand($1_sudo_t)
2009-07-28 14:29:11 +00:00
dev_rw_generic_usb_dev($1_sudo_t)
dev_read_sysfs($1_sudo_t)
2005-08-09 19:30:43 +00:00
domain_use_interactive_fds($1_sudo_t)
domain_sigchld_interactive_fds($1_sudo_t)
domain_getattr_all_entry_files($1_sudo_t)
files_read_etc_files($1_sudo_t)
files_read_var_files($1_sudo_t)
files_read_usr_symlinks($1_sudo_t)
files_getattr_usr_files($1_sudo_t)
# for some PAM modules and for cwd
files_dontaudit_search_home($1_sudo_t)
files_list_tmp($1_sudo_t)
2005-08-09 19:30:43 +00:00
fs_search_auto_mountpoints($1_sudo_t)
fs_getattr_xattr_fs($1_sudo_t)
2009-07-28 14:29:11 +00:00
selinux_validate_context($1_sudo_t)
selinux_compute_relabel_context($1_sudo_t)
term_relabel_all_user_ttys($1_sudo_t)
term_relabel_all_user_ptys($1_sudo_t)
auth_run_chk_passwd($1_sudo_t, $2)
# sudo stores a token in the pam_pid directory
auth_manage_pam_pid($1_sudo_t)
auth_use_nsswitch($1_sudo_t)
2005-08-09 19:30:43 +00:00
init_rw_utmp($1_sudo_t)
2005-08-09 19:30:43 +00:00
2009-07-28 14:29:11 +00:00
logging_send_audit_msgs($1_sudo_t)
2005-08-09 19:30:43 +00:00
logging_send_syslog_msg($1_sudo_t)
miscfiles_read_localization($1_sudo_t)
2009-07-28 14:29:11 +00:00
seutil_search_default_contexts($1_sudo_t)
seutil_libselinux_linked($1_sudo_t)
userdom_spec_domtrans_all_users($1_sudo_t)
2008-11-05 16:10:46 +00:00
userdom_manage_user_home_content_files($1_sudo_t)
userdom_manage_user_home_content_symlinks($1_sudo_t)
userdom_manage_user_tmp_files($1_sudo_t)
userdom_manage_user_tmp_symlinks($1_sudo_t)
userdom_use_user_terminals($1_sudo_t)
2009-07-28 14:29:11 +00:00
userdom_use_user_terminals($1_sudo_t)
2005-08-09 19:30:43 +00:00
# for some PAM modules and for cwd
2008-11-05 16:10:46 +00:00
userdom_dontaudit_search_user_home_content($1_sudo_t)
2009-07-28 14:29:11 +00:00
tunable_policy(`use_nfs_home_dirs',`
fs_manage_nfs_files($1_sudo_t)
')
tunable_policy(`use_samba_home_dirs',`
fs_manage_cifs_files($1_sudo_t)
')
optional_policy(`
dbus_system_bus_client($1_sudo_t)
')
')
########################################
## <summary>
## Send a SIGCHLD signal to the sudo domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`sudo_sigchld',`
gen_require(`
attribute sudodomain;
')
allow $1 sudodomain:process sigchld;
2005-08-09 19:30:43 +00:00
')