From 0c852ec7aab8bd23db26a6a478f630575628f4e2 Mon Sep 17 00:00:00 2001
From: "Raphael S. Carvalho" <raphaelsc@cloudius-systems.com>
Date: Thu, 11 Jun 2015 15:32:46 +0300
Subject: [PATCH] sstables: determine whether compressed is supported by
 looking at schema

Signed-off-by: Raphael S. Carvalho <raphaelsc@cloudius-systems.com>
Reviewed-by: Nadav Har'El <nyh@cloudius-systems.com>
---
 sstables/sstables.cc | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/sstables/sstables.cc b/sstables/sstables.cc
index 8bddce7f89..6a3fedb5a1 100644
--- a/sstables/sstables.cc
+++ b/sstables/sstables.cc
@@ -18,6 +18,7 @@
 #include "types.hh"
 #include "sstables.hh"
 #include "compress.hh"
+#include "unimplemented.hh"
 #include <boost/algorithm/string.hpp>
 
 namespace sstables {
@@ -1155,10 +1156,12 @@ static void add_stats_metadata(statistics& s, metadata_collector& collector) {
 }
 
 void sstable::do_write_components(const memtable& mt) {
-    bool checksum_file = true;
-    // FIXME: CRC component must only be present when compression isn't enabled.
+    // CRC component must only be present when compression isn't enabled.
+    bool checksum_file = mt.schema()->get_compressor() == compressor::none;
     if (checksum_file) {
         _components.insert(component_type::CRC);
+    } else {
+        fail(unimplemented::cause::COMPRESSION);
     }
 
     constexpr size_t sstable_buffer_size = 64*1024;