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-rw-r--r--src/shared/verb-log-control.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/shared/verb-log-control.c b/src/shared/verb-log-control.c
new file mode 100644
index 0000000..555fb9f
--- /dev/null
+++ b/src/shared/verb-log-control.c
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "alloc-util.h"
+#include "bus-error.h"
+#include "log.h"
+#include "strv.h"
+#include "syslog-util.h"
+#include "verb-log-control.h"
+
+int verb_log_control_common(sd_bus *bus, const char *destination, const char *verb, const char *value) {
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ bool level = endswith(verb, "log-level");
+ const BusLocator bloc = {
+ .destination = destination,
+ .path = "/org/freedesktop/LogControl1",
+ .interface = "org.freedesktop.LogControl1",
+ };
+ int r;
+
+ assert(bus);
+ assert(endswith(verb, "log-level") || endswith(verb, "log-target"));
+
+ if (value) {
+ if (level) {
+ r = log_level_from_string(value);
+ if (r < 0)
+ return log_error_errno(r, "\"%s\" is not a valid log level.", value);
+ }
+
+ r = bus_set_property(bus, &bloc,
+ level ? "LogLevel" : "LogTarget",
+ &error, "s", value);
+ if (r < 0)
+ return log_error_errno(r, "Failed to set log %s of %s to %s: %s",
+ level ? "level" : "target",
+ bloc.destination, value, bus_error_message(&error, r));
+ } else {
+ _cleanup_free_ char *t = NULL;
+
+ r = bus_get_property_string(bus, &bloc,
+ level ? "LogLevel" : "LogTarget",
+ &error, &t);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get log %s of %s: %s",
+ level ? "level" : "target",
+ bloc.destination, bus_error_message(&error, r));
+ puts(t);
+ }
+
+ return 0;
+}