Adding support for CheckPermissions to InfoPipe.

CheckPermissions will currently return unrestricted access to the
root user, and no access to any other user. Once we decide on an
ACL mechanism, this will be easy to change.

I have also added very basic tests for the Introspect and
CheckPermissions methods.

2 files changed, 38 insertions, 0 deletions

diff --git a/server/util/usertools.c b/server/util/usertools.c
new file mode 100644
index 000000000..079306134
--- /dev/null
+++ b/server/util/usertools.c
@@ -0,0 +1,35 @@
+/*
+   SSSD
+
+   User tools
+
+   Copyright (C) Stephen Gallagher <sgallagh@redhat.com>	2009
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <pwd.h>
+#include <talloc.h>
+
+char *get_username_from_uid(TALLOC_CTX *mem_ctx, uid_t uid)
+{
+    char *username;
+    struct passwd *pwd;
+
+    pwd = getpwuid(uid);
+    if (!pwd) return NULL;
+
+    username = talloc_strdup(mem_ctx, pwd->pw_name);
+    return username;
+}
diff --git a/server/util/util.h b/server/util/util.h
index 1c3fa2e77..7388febd6 100644
--- a/server/util/util.h
+++ b/server/util/util.h
@@ -65,4 +65,7 @@ TALLOC_CTX *sssd_mem_takeover(TALLOC_CTX *mem_ctx,
                               void *ptr,
                               int (*destructor)(void **));
 
+/* from usertools.c */
+char *get_username_from_uid(TALLOC_CTX *mem_ctx, uid_t uid);
+
 #endif /* __SSSD_UTIL_H__ */