1 files changed, 71 insertions, 0 deletions
diff --git a/source3/lib/cmdline_contexts.c b/source3/lib/cmdline_contexts.c
new file mode 100644
index 0000000..627ee4f
--- /dev/null
+++ b/source3/lib/cmdline_contexts.c
@@ -0,0 +1,71 @@
+/*
+   Unix SMB/CIFS implementation.
+   cmdline context wrapper.
+
+   Copyright (C) Christof Schmitt <cs@samba.org> 2018
+
+   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 "cmdline_contexts.h"
+#include "includes.h"
+#include "messages.h"
+#include "lib/global_contexts.h"
+
+struct messaging_context *cmdline_messaging_context(const char *config_file)
+{
+	struct messaging_context *msg_ctx = NULL;
+
+	/*
+	 * Ensure that a config is loaded, in case the underlying
+	 * messaging_init needs to create directories or sockets.
+	 */
+	if (!lp_loaded()) {
+		if (!lp_load_initial_only(config_file)) {
+			return NULL;
+		}
+	}
+
+	/*
+	 * Clustered Samba can only work as root due to required
+	 * access to the registry and ctdb, which in turn requires
+	 * messaging access as root.
+	 */
+	if (lp_clustering() && geteuid() != 0) {
+		fprintf(stderr, "Cluster mode requires running as root.\n");
+		exit(1);
+	}
+
+	msg_ctx = global_messaging_context();
+	if (msg_ctx == NULL) {
+		if (geteuid() == 0) {
+			fprintf(stderr,
+				"Unable to initialize messaging context!\n");
+			exit(1);
+		} else {
+			/*
+			 * Non-cluster, non-root: Log error, but leave
+			 * it up to the caller how to proceed.
+			 */
+			DBG_NOTICE("Unable to initialize messaging context.\n");
+		}
+	}
+
+	return msg_ctx;
+}
+
+void cmdline_messaging_context_free(void)
+{
+	global_messaging_context_free();
+}