Save, restore and list the rotation parameters

[lttng-tools.git] / src / bin / lttng / commands / list.c

diff --git a/src/bin/lttng/commands/list.c b/src/bin/lttng/commands/list.c
index 898c0de6a02e1a2735d9ce5f59067fe10fe788fb..e05134cbb2d518f6f1dbfcea9ffa0fc151fd71e8 100644 (file)
--- a/src/bin/lttng/commands/list.c
+++ b/src/bin/lttng/commands/list.c
@@ -1520,6 +1520,57 @@ end:
        return ret;
 }
 
+/*
+ * List the rotate settings (timer/size if any).
+ */
+static int list_rotate_settings(const char *session_name)
+{
+       int ret;
+       uint64_t size, timer;
+
+       ret = lttng_rotation_schedule_get_timer_period(session_name, &timer);
+       if (ret) {
+               goto end;
+       }
+
+       ret = lttng_rotation_schedule_get_size(session_name, &size);
+       if (ret) {
+               goto end;
+       }
+
+       if (!timer && !size) {
+               ret = 0;
+               goto end;
+       }
+
+       _MSG("Automatic rotation schedule settings:\n");
+
+       if (timer) {
+               _MSG("    timer period: %" PRIu64" µs\n", timer);
+               if (lttng_opt_mi) {
+                       ret = mi_lttng_writer_write_element_unsigned_int(writer,
+                                       config_element_rotation_timer_interval, timer);
+                       if (ret) {
+                               goto end;
+                       }
+               }
+       }
+       if (size) {
+               _MSG("    size threshold:  %" PRIu64" bytes\n", size);
+               if (lttng_opt_mi) {
+                       ret = mi_lttng_writer_write_element_unsigned_int(writer,
+                                       config_element_rotation_size, size);
+                       if (ret) {
+                               goto end;
+                       }
+               }
+       }
+       _MSG("\n");
+
+end:
+       return ret;
+}
+
 /*
  * Machine interface
  * Find the session with session_name as name
@@ -1925,6 +1976,11 @@ int cmd_list(int argc, const char **argv)
                        goto end;
                }
 
+               ret = list_rotate_settings(session_name);
+               if (ret) {
+                       goto end;
+               }
+
                /* Domain listing */
                if (opt_domain) {
                        ret = list_domains(session_name);