WIP in *_end2end_test.cc. Tests pass. Fixed leaks and introduced concept of compression request thru MD
diff --git a/src/cpp/server/server_context.cc b/src/cpp/server/server_context.cc
index 699895a..087e28d 100644
--- a/src/cpp/server/server_context.cc
+++ b/src/cpp/server/server_context.cc
@@ -39,6 +39,8 @@
 #include <grpc++/impl/sync.h>
 #include <grpc++/time.h>
 
+#include "src/core/channel/compress_filter.h"
+
 namespace grpc {
 
 // CompletionOp
@@ -146,4 +148,22 @@
   return completion_op_ && completion_op_->CheckCancelled(cq_);
 }
 
+void ServerContext::set_compression_level(grpc_compression_level level) {
+  const grpc_compression_algorithm algorithm_for_level =
+      grpc_compression_algorithm_for_level(level);
+  set_compression_algorithm(algorithm_for_level);
+}
+
+void ServerContext::set_compression_algorithm(
+    grpc_compression_algorithm algorithm) {
+  char* algorithm_name = NULL;
+  if (!grpc_compression_algorithm_name(algorithm, &algorithm_name)) {
+    gpr_log(GPR_ERROR, "Name for compression algorithm '%d' unknown.",
+            algorithm);
+    abort();
+  }
+  GPR_ASSERT(algorithm_name != NULL);
+  AddInitialMetadata(GRPC_COMPRESS_REQUEST_ALGORITHM_KEY, algorithm_name);
+}
+
 }  // namespace grpc