[6/7] genhomedircon: make USERID, USERNAME context lists

Commit Message

Jason Zaman April 8, 2016, 4:05 p.m. UTC

---
 libsemanage/src/genhomedircon.c | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

Patch

diff --git a/libsemanage/src/genhomedircon.c b/libsemanage/src/genhomedircon.c
index ae4a261..60c9d27 100644
--- a/libsemanage/src/genhomedircon.c
+++ b/libsemanage/src/genhomedircon.c
@@ -73,8 +73,13 @@ 
    which are searched for and replaced */
 #define TEMPLATE_HOME_ROOT "HOME_ROOT"
 #define TEMPLATE_HOME_DIR "HOME_DIR"
+/* these are legacy */
 #define TEMPLATE_USER "USER"
 #define TEMPLATE_ROLE "ROLE"
+/* new names */
+#define TEMPLATE_USERNAME "%{USERNAME}"
+#define TEMPLATE_USERID "%{USERID}"
+
 #define TEMPLATE_SEUSER "system_u"
 #define TEMPLATE_LEVEL "s0"
 
@@ -463,8 +468,23 @@  static int HOME_DIR_PRED(const char *string)
 	return semanage_is_prefix(string, TEMPLATE_HOME_DIR);
 }
 
+/* new names */
+static int USERNAME_CONTEXT_PRED(const char *string)
+{
+	return (int)(strstr(string, TEMPLATE_USERNAME) != NULL);
+}
+
+static int USERID_CONTEXT_PRED(const char *string)
+{
+	return (int)(strstr(string, TEMPLATE_USERID) != NULL);
+}
+
+/* This will never match USER if USERNAME or USERID are found. */
 static int USER_CONTEXT_PRED(const char *string)
 {
+	if (USERNAME_CONTEXT_PRED(string) || USERID_CONTEXT_PRED(string))
+		return 0;
+
 	return (int)(strstr(string, TEMPLATE_USER) != NULL);
 }
 
@@ -943,16 +963,24 @@  static int write_context_file(genhomedircon_settings_t * s, FILE * out)
 {
 	semanage_list_t *homedirs = NULL;
 	semanage_list_t *h = NULL;
-	semanage_list_t *user_context_tpl = NULL;
 	semanage_list_t *homedir_context_tpl = NULL;
 	semanage_list_t *homeroot_context_tpl = NULL;
+	semanage_list_t *username_context_tpl = NULL;
+	semanage_list_t *userid_context_tpl = NULL;
+	semanage_list_t *user_context_tpl = NULL;
 	int retval = STATUS_SUCCESS;
 
 	homedir_context_tpl = make_template(s, &HOME_DIR_PRED);
 	homeroot_context_tpl = make_template(s, &HOME_ROOT_PRED);
+	username_context_tpl = make_template(s, &USERNAME_CONTEXT_PRED);
+	userid_context_tpl = make_template(s, &USERID_CONTEXT_PRED);
 	user_context_tpl = make_template(s, &USER_CONTEXT_PRED);
 
-	if (!homedir_context_tpl && !homeroot_context_tpl && !user_context_tpl)
+	if (!homedir_context_tpl
+	 && !homeroot_context_tpl
+	 && !userid_context_tpl
+	 && !username_context_tpl
+	 && !user_context_tpl)
 		goto done;
 
 	if (write_file_context_header(out) != STATUS_SUCCESS) {
@@ -1021,6 +1049,8 @@  static int write_context_file(genhomedircon_settings_t * s, FILE * out)
 done:
 	/* Cleanup */
 	semanage_list_destroy(&homedirs);
+	semanage_list_destroy(&username_context_tpl);
+	semanage_list_destroy(&userid_context_tpl);
 	semanage_list_destroy(&user_context_tpl);
 	semanage_list_destroy(&homedir_context_tpl);
 	semanage_list_destroy(&homeroot_context_tpl);