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|
## <summary>A wrapper that helps users run system programs.</summary>
#######################################
## <summary>
## The role template for the userhelper module.
## </summary>
## <param name="userrole_prefix">
## <summary>
## The prefix of the user role (e.g., user
## is the prefix for user_r).
## </summary>
## </param>
## <param name="user_role">
## <summary>
## The user role.
## </summary>
## </param>
## <param name="user_domain">
## <summary>
## The user domain associated with the role.
## </summary>
## </param>
#
template(`userhelper_role_template',`
gen_require(`
attribute userhelper_type, consolehelper_type;
attribute_role userhelper_roles, consolehelper_roles;
type userhelper_exec_t, consolehelper_exec_t, userhelper_conf_t;
')
########################################
#
# Declarations
#
type $1_consolehelper_t, consolehelper_type;
userdom_user_application_domain($1_consolehelper_t, consolehelper_exec_t)
role consolehelper_roles types $1_consolehelper_t;
roleattribute $2 consolehelper_roles;
type $1_userhelper_t, userhelper_type;
userdom_user_application_domain($1_userhelper_t, userhelper_exec_t)
domain_role_change_exemption($1_userhelper_t)
domain_obj_id_change_exemption($1_userhelper_t)
domain_interactive_fd($1_userhelper_t)
domain_subj_id_change_exemption($1_userhelper_t)
role userhelper_roles types $1_userhelper_t;
roleattribute $2 userhelper_roles;
########################################
#
# Consolehelper local policy
#
allow $1_consolehelper_t $3:unix_stream_socket connectto;
domtrans_pattern($3, consolehelper_exec_t, $1_consolehelper_t)
allow $3 $1_consolehelper_t:process { ptrace signal_perms };
ps_process_pattern($3, $1_consolehelper_t)
auth_use_pam($1_consolehelper_t)
optional_policy(`
dbus_connect_all_session_bus($1_consolehelper_t)
optional_policy(`
userhelper_dbus_chat_all_consolehelper($3)
')
')
########################################
#
# Userhelper local policy
#
domtrans_pattern($3, userhelper_exec_t, $1_userhelper_t)
dontaudit $3 $1_userhelper_t:process signal;
corecmd_bin_domtrans($1_userhelper_t, $3)
auth_domtrans_chk_passwd($1_userhelper_t)
auth_use_nsswitch($1_userhelper_t)
userdom_bin_spec_domtrans_unpriv_users($1_userhelper_t)
userdom_entry_spec_domtrans_unpriv_users($1_userhelper_t)
optional_policy(`
tunable_policy(`! secure_mode',`
sysadm_bin_spec_domtrans($1_userhelper_t)
sysadm_entry_spec_domtrans($1_userhelper_t)
')
')
')
########################################
## <summary>
## Search userhelper configuration directories.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_search_config',`
gen_require(`
type userhelper_conf_t;
')
allow $1 userhelper_conf_t:dir search_dir_perms;
')
########################################
## <summary>
## Do not audit attempts to search
## userhelper configuration directories.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`userhelper_dontaudit_search_config',`
gen_require(`
type userhelper_conf_t;
')
dontaudit $1 userhelper_conf_t:dir search_dir_perms;
')
########################################
## <summary>
## Send and receive messages from
## consolehelper over dbus.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_dbus_chat_all_consolehelper',`
gen_require(`
attribute consolehelper_type;
class dbus send_msg;
')
allow $1 consolehelper_type:dbus send_msg;
allow consolehelper_type $1:dbus send_msg;
')
########################################
## <summary>
## Use userhelper all userhelper file descriptors.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_use_fd',`
gen_require(`
attribute userhelper_type;
')
allow $1 userhelper_type:fd use;
')
########################################
## <summary>
## Send child terminated signals to all userhelper.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_sigchld',`
gen_require(`
attribute userhelper_type;
')
allow $1 userhelper_type:process sigchld;
')
########################################
## <summary>
## Execute the userhelper program in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_exec',`
gen_require(`
type userhelper_exec_t;
')
corecmd_search_bin($1)
can_exec($1, userhelper_exec_t)
')
########################################
## <summary>
## Execute the consolehelper program
## in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`userhelper_exec_consolehelper',`
gen_require(`
type consolehelper_exec_t;
')
corecmd_search_bin($1)
can_exec($1, consolehelper_exec_t)
')
|
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