selinux-policy/policy/modules/services/postgresql.if

## <summary>PostgreSQL relational database</summary>

########################################
## <summary>
##	Allow the specified domain to search postgresql's database directory.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`postgresql_search_db',`
	gen_require(`
		type postgresql_db_t;
	')

	allow $1 postgresql_db_t:dir search;
')

########################################
## <summary>
##	Allow the specified domain to manage postgresql's database.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
interface(`postgresql_manage_db',`
	gen_require(`
		type postgresql_db_t;
	')

	allow $1 postgresql_db_t:dir rw_dir_perms;
	allow $1 postgresql_db_t:file rw_file_perms;
	allow $1 postgresql_db_t:lnk_file { getattr read };
')

########################################
## <summary>
##	Execute postgresql in the postgresql domain.
## </summary>
## <param name="domain">
##	<summary>
##	The type of the process performing this action.
##	</summary>
## </param>
#
interface(`postgresql_domtrans',`
	gen_require(`
		type postgresql_t, postgresql_exec_t;
	')

	domain_auto_trans($1,postgresql_exec_t,postgresql_t)

	allow $1 postgresql_t:fd use;
	allow postgresql_t $1:fd use;
	allow postgresql_t $1:fifo_file rw_file_perms;
	allow postgresql_t $1:process sigchld;
')

########################################
## <summary>
##	Allow the specified domain to read postgresql's etc.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`postgresql_read_config',`
	gen_require(`
		type postgresql_etc_t;
	')

	files_search_etc($1)
	allow $1 postgresql_etc_t:dir { getattr read search };
	allow $1 postgresql_etc_t:file { read getattr };
	allow $1 postgresql_etc_t:lnk_file { getattr read };
')

########################################
## <summary>
##	Allow the specified domain to connect to postgresql with a tcp socket.  (Deprecated)
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`postgresql_tcp_connect',`
	refpolicywarn(`$0($*) has been deprecated.')
')

########################################
## <summary>
##	Allow the specified domain to connect to postgresql with a unix socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`postgresql_stream_connect',`
	gen_require(`
		type postgresql_t, postgresql_var_run_t, postgresql_tmp_t;
	')

	files_search_pids($1)
	allow $1 postgresql_t:unix_stream_socket connectto;
	allow $1 postgresql_var_run_t:sock_file write;
        # Some versions of postgresql put the sock file in /tmp
	allow $1 postgresql_tmp_t:sock_file write;
')