Add a policy module for shibboleth authentication

Signed-off-by Martin Lang <[email protected]>

---
 apache.te     |    5 ++++
 shibboleth.fc |    6 +++++
 shibboleth.if |   40 ++++++++++++++++++++++++++++++
 shibboleth.te |   75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 126 insertions(+)
 create mode 100644 shibboleth.fc
 create mode 100644 shibboleth.if
 create mode 100644 shibboleth.te

apache.te +5 -0

index 3ca9c1f..6ad78d4 100644
@@ -867,6 +867,11 @@ optional_policy(`
 ')
 
 optional_policy(`
+	shibboleth_read_config(httpd_t)
+	shibboleth_stream_connect(httpd_t)
+')
+
+optional_policy(`
 	smokeping_read_lib_files(httpd_t)
 ')
 

shibboleth.fc new file +6 -0

new file mode 100644
index 0000000..a0b9626
@@ -0,0 +1,6 @@
+/etc/shibboleth(/.*)?		gen_context(system_u:object_r:shibboleth_etc_t,s0)
+
+/usr/sbin/shibd		--		gen_context(system_u:object_r:shibboleth_exec_t,s0)
+
+/var/log/shibboleth(/.*)?	gen_context(system_u:object_r:shibboleth_log_t,s0)
+/var/run/shibboleth(/.*)?	gen_context(system_u:object_r:shibboleth_var_run_t,s0)

shibboleth.if new file +40 -0

new file mode 100644
index 0000000..4a3ba02
@@ -0,0 +1,40 @@
+## <summary>Shibboleth authentication deamon</summary>
+
+########################################
+## <summary>
+##	Allow your application domain to access
+##	config files from shibboleth
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The domain which should be enabled.
+##	</summary>
+## </param>
+#
+interface(`shibboleth_read_config',`
+	gen_require(`
+		type shibboleth_etc_t;
+	')
+
+	read_files_pattern($1, shibboleth_etc_t, shibboleth_etc_t)
+')
+
+########################################
+## <summary>
+##	Allow the specified domain to connect to shibboleth with a unix socket.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`shibboleth_stream_connect',`
+	gen_require(`
+		type shibboleth_t;
+		type shibboleth_var_run_t;
+	')
+
+	stream_connect_pattern($1, shibboleth_var_run_t, shibboleth_var_run_t, shibboleth_t)
+	files_search_pids($1)
+')

shibboleth.te new file +75 -0

new file mode 100644
index 0000000..d1f4212
@@ -0,0 +1,75 @@
+policy_module(shibboleth, 2.0.0)
+
+########################################
+#
+# Declarations
+#
+
+type shibboleth_t;
+type shibboleth_exec_t;
+init_daemon_domain(shibboleth_t, shibboleth_exec_t)
+
+type shibboleth_etc_t;
+files_config_file(shibboleth_etc_t)
+
+type shibboleth_log_t;
+logging_log_file(shibboleth_log_t)
+
+type shibboleth_var_run_t;
+files_pid_file(shibboleth_var_run_t)
+init_daemon_run_dir(shibboleth_var_run_t, "shibboleth")
+
+########################################
+#
+# Local policy
+#
+
+allow shibboleth_t self:process { signal_perms };
+
+# networking:
+# shibboleth uses tcp sockets for connecting to central
+# authentication server and unix stream sockets
+# to exchange information with the apache module
+allow shibboleth_t self:unix_stream_socket create_stream_socket_perms;
+allow shibboleth_t self:tcp_socket create_stream_socket_perms;
+
+read_files_pattern(shibboleth_t, shibboleth_etc_t, shibboleth_etc_t)
+read_lnk_files_pattern(shibboleth_t, shibboleth_etc_t, shibboleth_etc_t)
+
+manage_files_pattern(shibboleth_t, shibboleth_log_t, shibboleth_log_t)
+
+manage_files_pattern(shibboleth_t, shibboleth_var_run_t, shibboleth_var_run_t)
+manage_sock_files_pattern(shibboleth_t, shibboleth_var_run_t, shibboleth_var_run_t)
+
+
+corenet_all_recvfrom_netlabel(shibboleth_t)
+corenet_all_recvfrom_unlabeled(shibboleth_t)
+corenet_tcp_connect_http_port(shibboleth_t)
+corenet_tcp_sendrecv_all_ports(shibboleth_t)
+corenet_tcp_sendrecv_generic_if(shibboleth_t)
+corenet_tcp_sendrecv_generic_node(shibboleth_t)
+
+dev_read_urand(shibboleth_t)
+
+domain_dontaudit_use_interactive_fds(shibboleth_t)
+
+files_read_etc_files(shibboleth_t)
+files_read_usr_files(shibboleth_t)
+files_search_etc(shibboleth_t)
+
+term_dontaudit_search_ptys(shibboleth_t)
+term_dontaudit_use_all_ptys(shibboleth_t)
+term_dontaudit_use_all_ttys(shibboleth_t)
+
+
+logging_log_filetrans(shibboleth_t, shibboleth_log_t, { file dir })
+logging_send_syslog_msg(shibboleth_t)
+
+miscfiles_read_localization(shibboleth_t)
+
+sysnet_dns_name_resolve(shibboleth_t)
+
+
+# permissions for the configuration files
+# there is shared information between apache and shibboleth, e.g., certificates
+apache_read_config(shibboleth_t)