## <summary>Kernel crash dumping mechanism</summary>

######################################

## <summary>

##	Execute kdump in the kdump domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`kdump_domtrans',`

	gen_require(`

		type kdump_t, kdump_exec_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, kdump_exec_t, kdump_t)

')

######################################

## <summary>

##	Execute kdumpctl in the kdumpctl domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`kdumpctl_domtrans',`

	gen_require(`

		type kdumpctl_t, kdumpctl_exec_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, kdumpctl_exec_t, kdumpctl_t)

')

#######################################

## <summary>

##	Execute kdump in the kdump domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`kdump_initrc_domtrans',`

	gen_require(`

		type kdump_initrc_exec_t;

	')

	init_labeled_script_domtrans($1, kdump_initrc_exec_t)

')

########################################

## <summary>

##	Execute kdump server in the kdump domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`kdump_systemctl',`

	gen_require(`

		type kdump_unit_file_t;

		type kdump_t;

	')

	systemd_exec_systemctl($1)

	systemd_search_unit_dirs($1)

	allow $1 kdump_unit_file_t:file read_file_perms;

	allow $1 kdump_unit_file_t:service all_service_perms;

	ps_process_pattern($1, kdump_t)

')

#####################################

## <summary>

##	Read kdump configuration file.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`kdump_read_config',`

	gen_require(`

		type kdump_etc_t;

	')

	files_search_etc($1)

	allow $1 kdump_etc_t:file read_file_perms;

')

#####################################

## <summary>

##	Dontaudit read kdump configuration file.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`kdump_dontaudit_read_config',`

	gen_require(`

		type kdump_etc_t;

	')

	dontaudit $1 kdump_etc_t:file read_inherited_file_perms;

')

####################################

## <summary>

##	Manage kdump configuration file.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`kdump_manage_config',`

	gen_require(`

		type kdump_etc_t;

	')

	files_search_etc($1)

	allow $1 kdump_etc_t:file manage_file_perms;

')

###################################

## <summary>

##      Manage kdump /var/tmp files.

## </summary>

## <param name="domain">

##      <summary>

##      Domain allowed access.

##      </summary>

## </param>

#

interface(`kdump_manage_kdumpctl_tmp_files',`

        gen_require(`

                type kdumpctl_tmp_t;

        ')

        files_search_tmp($1)

        manage_files_pattern($1, kdumpctl_tmp_t, kdumpctl_tmp_t)

	manage_dirs_pattern($1, kdumpctl_tmp_t, kdumpctl_tmp_t)

	manage_lnk_files_pattern($1, kdumpctl_tmp_t, kdumpctl_tmp_t)

')

######################################

## <summary>

##	All of the rules required to administrate 

##	an kdump environment

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	The role to be allowed to manage the kdump domain.

##	</summary>

## </param>

## <rolecap/>

#

interface(`kdump_admin',`

	gen_require(`

		type kdump_t, kdump_etc_t;

		type kdump_initrc_exec_t;

		type kdump_unit_file_t;

	')

	allow $1 kdump_t:process signal_perms;

	ps_process_pattern($1, kdump_t)

	tunable_policy(`deny_ptrace',`',`

		allow $1 kdump_t:process ptrace;

	')

	init_labeled_script_domtrans($1, kdump_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 kdump_initrc_exec_t system_r;

	allow $2 system_r;

	files_search_etc($1)

	admin_pattern($1, kdump_etc_t)

	kdump_systemctl($1)

	admin_pattern($1, kdump_unit_file_t)

	allow $1 kdump_unit_file_t:service all_service_perms;

')