1 files changed, 96 insertions, 0 deletions
diff --git a/xlators/meta/src/plugins/frames-file.c b/xlators/meta/src/plugins/frames-file.c
new file mode 100644
index 00000000000..0c3b9a2eb71
--- /dev/null
+++ b/xlators/meta/src/plugins/frames-file.c
@@ -0,0 +1,96 @@
+/*
+   Copyright (c) 2014 Red Hat, Inc. <http://www.redhat.com>
+   This file is part of GlusterFS.
+
+   This file is licensed to you under your choice of the GNU Lesser
+   General Public License, version 3 or any later version (LGPLv3 or
+   later), or the GNU General Public License, version 2 (GPLv2), in all
+   cases as published by the Free Software Foundation.
+*/
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "meta-mem-types.h"
+#include "meta.h"
+#include "strfd.h"
+#include "globals.h"
+#include "lkowner.h"
+
+
+static int
+frames_file_fill (xlator_t *this, inode_t *file, strfd_t *strfd)
+{
+	struct call_pool *pool = NULL;
+	call_stack_t *stack = NULL;
+	call_frame_t *frame = NULL;
+	int i = 0;
+	int j = 0;
+
+	pool = this->ctx->pool;
+
+	LOCK (&pool->lock);
+	{
+		strprintf (strfd, "Call_Count: %d\n", (int)pool->cnt);
+
+		list_for_each_entry (stack, &pool->all_frames, all_frames) {
+			strprintf (strfd, "== Stack %d ==\n", i++);
+			strprintf (strfd, "Unique: %"PRId64"\n", stack->unique);
+			strprintf (strfd, "Type: %s\n", gf_fop_list[stack->op]);
+			strprintf (strfd, "UID: %d\n", stack->uid);
+			strprintf (strfd, "GID: %d\n", stack->gid);
+			strprintf (strfd, "LK_owner: %s\n",
+				   lkowner_utoa (&stack->lk_owner));
+
+			j = 0;
+			for (frame = &stack->frames; frame; frame = frame->next) {
+				strprintf (strfd, "\t-- Frame %d --\n", j++);
+				strprintf (strfd, "\tXlator: %s\n", frame->this->name);
+				if (frame->begin.tv_sec)
+					strprintf (strfd, "\tCreation_time: %d.%d\n",
+						   (int)frame->begin.tv_sec,
+						   (int)frame->begin.tv_usec);
+				strprintf (strfd, "\tRefcount: %d\n", frame->ref_count);
+				strprintf (strfd, "\tComplete: %d\n", frame->complete);
+				if (frame->parent)
+					strprintf (strfd, "\tParent: %s\n",
+						   frame->parent->this->name);
+				if (frame->wind_from)
+					strprintf (strfd, "\tWind_from: %s\n",
+						   frame->wind_from);
+				if (frame->wind_to)
+					strprintf (strfd, "\tWind_to: %s\n",
+						   frame->wind_to);
+				if (frame->unwind_from)
+					strprintf (strfd, "\tUnwind_from: %s\n",
+						   frame->unwind_from);
+				if (frame->unwind_to)
+					strprintf (strfd, "\tUnwind_to: %s\n",
+						   frame->unwind_to);
+			}
+		}
+	}
+	UNLOCK (&pool->lock);
+
+	return strfd->size;
+}
+
+
+static struct meta_ops frames_file_ops = {
+	.file_fill = frames_file_fill,
+};
+
+
+int
+meta_frames_file_hook (call_frame_t *frame, xlator_t *this, loc_t *loc,
+		       dict_t *xdata)
+{
+	meta_ops_set (loc->inode, this, &frames_file_ops);
+
+	return 0;
+}