1 files changed, 68 insertions, 0 deletions
diff --git a/src/systemctl/systemctl-set-property.c b/src/systemctl/systemctl-set-property.c
new file mode 100644
index 0000000..b8d702a
--- /dev/null
+++ b/src/systemctl/systemctl-set-property.c
@@ -0,0 +1,68 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "bus-error.h"
+#include "bus-locator.h"
+#include "systemctl-set-property.h"
+#include "systemctl-util.h"
+#include "systemctl.h"
+
+static int set_property_one(sd_bus *bus, const char *name, char **properties) {
+        _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+        _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
+        int r;
+
+        r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "SetUnitProperties");
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        UnitType t = unit_name_to_type(name);
+        if (t < 0)
+                return log_error_errno(t, "Invalid unit type: %s", name);
+
+        r = sd_bus_message_append(m, "sb", name, arg_runtime);
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, "(sv)");
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = bus_append_unit_property_assignment_many(m, t, properties);
+        if (r < 0)
+                return r;
+
+        r = sd_bus_message_close_container(m);
+        if (r < 0)
+                return bus_log_create_error(r);
+
+        r = sd_bus_call(bus, m, 0, &error, NULL);
+        if (r < 0)
+                return log_error_errno(r, "Failed to set unit properties on %s: %s",
+                                       name, bus_error_message(&error, r));
+
+        return 0;
+}
+
+int verb_set_property(int argc, char *argv[], void *userdata) {
+        sd_bus *bus;
+        _cleanup_strv_free_ char **names = NULL;
+        int r, k;
+
+        r = acquire_bus(BUS_MANAGER, &bus);
+        if (r < 0)
+                return r;
+
+        polkit_agent_open_maybe();
+
+        r = expand_unit_names(bus, STRV_MAKE(argv[1]), NULL, &names, NULL);
+        if (r < 0)
+                return log_error_errno(r, "Failed to expand '%s' into names: %m", argv[1]);
+
+        r = 0;
+        STRV_FOREACH(name, names) {
+                k = set_property_one(bus, *name, strv_skip(argv, 2));
+                if (k < 0 && r >= 0)
+                        r = k;
+        }
+        return r;
+}