## <summary>Squid caching http proxy server.</summary>

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

## <summary>

##	Execute squid in the squid domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`squid_domtrans',`

	gen_require(`

		type squid_t, squid_exec_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, squid_exec_t, squid_t)

')

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

## <summary>

##	Execute squid in the caller domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_exec',`

	gen_require(`

		type squid_exec_t;

	')

	corecmd_search_bin($1)

	can_exec($1, squid_exec_t)

')

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

## <summary>

##	Send generic signals to squid.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_signal',`

	gen_require(`

		type squid_t;

	')

	allow $1 squid_t:process signal;

')

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

## <summary>

##	Read and write squid unix

##	domain stream sockets.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_rw_stream_sockets',`

	gen_require(`

		type squid_t;

	')

	allow $1 squid_t:unix_stream_socket rw_socket_perms;

')

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

## <summary>

##	Do not audit attempts to search

##	squid cache directories.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`squid_dontaudit_search_cache',`

	gen_require(`

		type squid_cache_t;

	')

	dontaudit $1 squid_cache_t:dir search_dir_perms;

')

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

## <summary>

##	Read squid configuration files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`squid_read_config',`

	gen_require(`

		type squid_conf_t;

	')

	files_search_etc($1)

	read_files_pattern($1, squid_conf_t, squid_conf_t)

')

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

## <summary>

##	Read squid log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`squid_read_log',`

	gen_require(`

		type squid_log_t;

	')

	logging_search_logs($1)

	read_files_pattern($1, squid_log_t, squid_log_t)

')

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

## <summary>

##	Append squid log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_append_log',`

	gen_require(`

		type squid_log_t;

	')

	logging_search_logs($1)

	append_files_pattern($1, squid_log_t, squid_log_t)

')

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

## <summary>

##	Create, read, write, and delete

##	squid log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`squid_manage_logs',`

	gen_require(`

		type squid_log_t;

	')

	logging_search_logs($1)

	manage_files_pattern($1, squid_log_t, squid_log_t)

')

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

## <summary>

##	Use squid services by connecting over TCP.  (Deprecated)

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_use',`

	refpolicywarn(`$0($*) has been deprecated.')

')

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

## <summary>

##	All of the rules required to

##	administrate an squid environment.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	Role allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`squid_admin',`

	gen_require(`

		type squid_t, squid_cache_t, squid_conf_t;

		type squid_log_t, squid_var_run_t, squid_tmpfs_t;

		type squid_initrc_exec_t, squid_tmp_t;

	')

	allow $1 squid_t:process signal_perms;

	ps_process_pattern($1, squid_t)

	tunable_policy(`deny_ptrace',`',`

		allow $1 squid_t:process ptrace;

	')

	init_labeled_script_domtrans($1, squid_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 squid_initrc_exec_t system_r;

	allow $2 system_r;

	files_list_var($1)

	admin_pattern($1, squid_cache_t)

	files_list_etc($1)

	admin_pattern($1, squid_conf_t)

	logging_list_logs($1)

	admin_pattern($1, squid_log_t)

	files_list_pids($1)

	admin_pattern($1, squid_var_run_t)

	fs_list_tmpfs($1)

	admin_pattern($1, squid_tmpfs_t)

	files_list_tmp($1)

	admin_pattern($1, squid_tmp_t)

')