## <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 

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`squid_exec',`

	gen_require(`

		type squid_exec_t;

	')

	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>

##	Allow 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 dirs

## </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 file.

## </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>

##	Append squid logs.

## </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 logs.

## </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 logs.

## </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>

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

##	</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_initrc_exec_t;

	')

	allow $1 squid_t:process { ptrace signal_perms };

	ps_process_pattern($1, squid_t)

	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)

')