From 8543878a5560a7828c71629d1f81270e5dcfd811 Mon Sep 17 00:00:00 2001
From: Andrey Fadeev <me@ciiol.net>
Date: Tue, 31 Mar 2020 16:37:41 +0300
Subject: [PATCH] Update snowflake (#133)

---
 rebar.lock            |  2 +-
 src/woody_context.erl | 13 +++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/rebar.lock b/rebar.lock
index 28dcdc5..be003f1 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -29,7 +29,7 @@
  {<<"ranch">>,{pkg,<<"ranch">>,<<"1.7.1">>},1},
  {<<"snowflake">>,
   {git,"https://github.com/rbkmoney/snowflake.git",
-       {ref,"0a598108f6582affe3b4ae550fc5b9f2062e318a"}},
+       {ref,"c34a962e17539e63a53f721cbf4ddcffeb0032a4"}},
   0},
  {<<"ssl_verify_fun">>,{pkg,<<"ssl_verify_fun">>,<<"1.1.5">>},1},
  {<<"thrift">>,
diff --git a/src/woody_context.erl b/src/woody_context.erl
index c843f66..16e63ba 100644
--- a/src/woody_context.erl
+++ b/src/woody_context.erl
@@ -129,8 +129,17 @@ new_req_id() ->
 -spec new_unique_int() ->
     pos_integer().
 new_unique_int() ->
-    <<Id:64>> = snowflake:new(?MODULE),
-    Id.
+    try snowflake:new(?MODULE) of
+        <<Id:64>> ->
+            Id
+    catch
+        error:{backward_clock_moving, _Last, _New} = Reason ->
+            BinReason = woody_error:format_details({snowflake, Reason}),
+            woody_error:raise(system, {internal, resource_unavailable, BinReason});
+        error:exhausted = Reason ->
+            BinReason = woody_error:format_details({snowflake, Reason}),
+            woody_error:raise(system, {internal, resource_unavailable, BinReason})
+    end.
 
 -spec set_deadline(woody:deadline(), ctx()) ->
     ctx().