From 738a94b7985dabbcc091f130fcc28f3fa9bec8b3 Mon Sep 17 00:00:00 2001
From: Yifan Hong <elsk@google.com>
Date: Thu, 20 Feb 2020 17:56:28 -0800
Subject: [PATCH] libsnapshot: dump rollback indicator

Test: snapshotctl dump
Bug: 149956852
Change-Id: Ib0308ab75d6dce4047b46d06cece95eed23620a9
---
 fs_mgr/libsnapshot/snapshot.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs_mgr/libsnapshot/snapshot.cpp b/fs_mgr/libsnapshot/snapshot.cpp
index 2fe06fb22..187f24cd0 100644
--- a/fs_mgr/libsnapshot/snapshot.cpp
+++ b/fs_mgr/libsnapshot/snapshot.cpp
@@ -2352,6 +2352,9 @@ bool SnapshotManager::Dump(std::ostream& os) {
 
     ss << "Current slot: " << device_->GetSlotSuffix() << std::endl;
     ss << "Boot indicator: booting from " << GetCurrentSlot() << " slot" << std::endl;
+    ss << "Rollback indicator: "
+       << (access(GetRollbackIndicatorPath().c_str(), F_OK) == 0 ? "exists" : strerror(errno))
+       << std::endl;
 
     bool ok = true;
     std::vector<std::string> snapshots;