Add METADATA for libevent

Test: NA
Change-Id: I43df799a0d4513a33003b01238b32b0a1d668f6a
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..d20e78c
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,20 @@
+name: "libevent"
+description: "The libevent API provides a mechanism to execute a callback function when a specific event occurs on a file descriptor or after a timeout has been reached."
+
+third_party {
+  url {
+    type: HOMEPAGE
+    value: "https://libevent.org/"
+  }
+  url {
+    type: ARCHIVE
+    value: "https://github.com/libevent/libevent/releases/download/release-2.1.8-stable/libevent-2.1.8-stable.tar.gz"
+  }
+  version: "release-2.1.8-stable"
+  license_type: RECIPROCAL
+  last_upgrade_date {
+    year: 2017
+    month: 1
+    day: 25
+  }
+}