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## <summary>Cockpit web management system for Linux</summary>
##
## <desc>
## Cockpit is a web console that enables users to administer Linux servers
## via a web browser.
## see https://cockpit-project.org/
##
## For linux logins that are allowed access they must be associated with a
## SELinux user that uses ssh_role_template (sysadm, system).  To be able
## to alter system settings the must be allowed sudo access.
## </desc>

#######################################
## <summary>
##	The role template for the cockpit module.
## </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>
## <param name="role_prefix">
##	<summary>
##	The prefix of the user role (e.g., user
##	is the prefix for user_r).
##	</summary>
## </param>
## <param name="user_domain">
##	<summary>
##	User domain for the role.
##	</summary>
## </param>
## <param name="user_exec_domain">
##	<summary>
##	User exec domain for execute access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access
##	</summary>
## </param>
#
template(`cockpit_role_template',`

	type $1_cockpit_tmpfs_t;
	files_runtime_file($1_cockpit_tmpfs_t)
	dev_filetrans($2, $1_cockpit_tmpfs_t, file)

	allow $2 $1_cockpit_tmpfs_t:file { manage_file_perms execute };

	dev_dontaudit_execute_dev_nodes($2)

	files_dontaudit_execute_default_files($2)
	files_dontaudit_execuite_etc_runtime_files($2)
	files_dontaudit_exec_runtime($2)
	files_watch_etc_files($2)
	files_watch_root_dirs($2)
	files_watch_var_dirs($2)
	files_watch_var_lib_dirs($2)

	cockpit_use_ws_fds($2)
	cockpit_rw_ws_stream_sockets($2)

	init_watch_runtime_dirs($2)
	init_watch_utmp($2)

	userdom_dontaudit_execute_user_tmpfs_files($2)
')

########################################
## <summary>
##	Transition to the cockpit session domain.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed to transition.
## </summary>
## </param>
#
interface(`cockpit_domtrans_session',`
	gen_require(`
		type cockpit_session_t, cockpit_session_exec_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, cockpit_session_exec_t, cockpit_session_t)
')

########################################
## <summary>
##	Allow specified domain to get status of cockpit service
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_get_service_status',`
	gen_require(`
		type cockpit_unit_t;
		class service status;
	')

	allow $1 cockpit_unit_t:service status;
')

########################################
## <summary>
##	Allow specified domain to enable cockpit units
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_enabledisable',`
	gen_require(`
		type cockpit_unit_t;
		class service { enable disable };
	')

	cockpit_get_service_status($1)
	allow $1 cockpit_unit_t:service { enable disable };
')

########################################
## <summary>
##	Allow specified domain to start cockpit units
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_startstop',`
	gen_require(`
		type cockpit_unit_t;
		class service { start stop };
	')

	cockpit_get_service_status($1)
	allow $1 cockpit_unit_t:service { start stop };
')

########################################
## <summary>
##	Create, read, write, and delete the cockpick runtime symlink files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_manage_runtime_symlnks',`
	gen_require(`
		type cockpit_runtime_t;
	')

	files_search_runtime($1)
	manage_lnk_files_pattern($1, cockpit_runtime_t, cockpit_runtime_t)
')

########################################
## <summary>
##	Inherit and use cockpit session file descriptors.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_use_session_fds',`
	gen_require(`
		type cockpit_session_t;
	')

	allow $1 cockpit_session_t:fd use;
')

########################################
## <summary>
##	Read and write cockpit session unnamed pipes.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_rw_session_pipes',`
	gen_require(`
		type cockpit_session_t;
	')

	allow $1 cockpit_session_t:fifo_file rw_fifo_file_perms;
')

########################################
## <summary>
##	Inherit and use cockpit web service file descriptors.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_use_ws_fds',`
	gen_require(`
		type cockpit_ws_t;
	')

	allow $1 cockpit_ws_t:fd use;
')

########################################
## <summary>
##	Read and write cockpit web service stream socket
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_rw_ws_stream_sockets',`
	gen_require(`
		type cockpit_ws_t;
	')

	allow $1 cockpit_ws_t:unix_stream_socket rw_socket_perms;
')

########################################
## <summary>
##	Manage the cockpit certificate files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_manage_cert_files',`
	gen_require(`
		type cockpit_cert_t;
	')

	manage_files_pattern($1, cockpit_cert_t, cockpit_cert_t)
')

########################################
## <summary>
##	Read cockpit certificate files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_read_cert_files',`
	gen_require(`
		type cockpit_cert_t;
	')

	files_search_etc($1)
	list_dirs_pattern($1, cockpit_cert_t, cockpit_cert_t)
	read_files_pattern($1, cockpit_cert_t, cockpit_cert_t)
')

########################################
## <summary>
##	Delete cockpit certificate files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`cockpit_delete_cert_files',`
	gen_require(`
		type cockpit_cert_t;
		type cockpit_runtime_t;
	')

	list_dirs_pattern($1, cockpit_runtime_t, cockpit_runtime_t)
	delete_files_pattern($1, cockpit_runtime_t, cockpit_cert_t)
')

########################################
## <summary>
##	Allow cockpit to send signals to another domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to send to,
##	</summary>
## </param>
#
interface(`cockpit_send_signal',`
	gen_require(`
		type cockpit_session_t;
	')

	allow cockpit_session_t $1:process signal;
')

########################################
## <summary>
##	All of the rules required to administrate
##	an cockpit environment
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`cockpit_admin',`
	gen_require(`
		type cockpit_ws_t;
		type cockpit_session_t;
		type cockpit_state_t;
		type cockpit_runtime_t;
		type cockpit_unit_t;
	')

	allow $1 cockpit_ws_t:process { ptrace signal_perms };
	ps_process_pattern($1, cockpit_ws_t)

	allow $1 cockpit_session_t:process { ptrace signal_perms };
	ps_process_pattern($1, cockpit_session_t)

	files_search_var_lib($1)
	admin_pattern($1, cockpit_state_t)
	admin_pattern($1, cockpit_runtime_t)

	cockpit_enabledisable($1)
	cockpit_startstop($1)
	admin_pattern($1, cockpit_unit_t)
')