Merge branch 'master' of github.com:grpc/grpc into grpclb_v0

1 files changed, 134 insertions, 162 deletions

diff --git a/Makefile b/Makefile
index 385330cc74..ab39f68f20 100644
--- a/Makefile
+++ b/Makefile
@@ -200,6 +200,7 @@ LD_tsan = clang
 LDXX_tsan = clang++
 CPPFLAGS_tsan = -O0 -fsanitize=thread -fno-omit-frame-pointer -Wno-unused-command-line-argument -DGPR_NO_DIRECT_SYSCALLS
 LDFLAGS_tsan = -fsanitize=thread
+DEFINES_tsan = GRPC_TSAN
 DEFINES_tsan += GRPC_TEST_SLOWDOWN_BUILD_FACTOR=5
 
 VALID_CONFIG_stapprof = 1
@@ -414,7 +415,7 @@ E = @echo
 Q = @
 endif
 
-VERSION = 0.15.0-dev
+VERSION = 1.1.0-dev
 
 CPPFLAGS_NO_ARCH += $(addprefix -I, $(INCLUDES)) $(addprefix -D, $(DEFINES))
 CPPFLAGS += $(CPPFLAGS_NO_ARCH) $(ARCH_FLAGS)
@@ -447,7 +448,7 @@ PC_TEMPLATE = prefix=$(prefix),exec_prefix=\$${prefix},includedir=\$${prefix}/in
 ifeq ($(SYSTEM),MINGW32)
 SHARED_EXT = dll
 SHARED_PREFIX =
-SHARED_VERSION = -0
+SHARED_VERSION = -1
 else ifeq ($(SYSTEM),Darwin)
 SHARED_EXT = dylib
 SHARED_PREFIX = lib
@@ -491,7 +492,6 @@ PROTOC_CHECK_CMD = which protoc > /dev/null
 PROTOC_CHECK_VERSION_CMD = protoc --version | grep -q libprotoc.3
 DTRACE_CHECK_CMD = which dtrace > /dev/null
 SYSTEMTAP_HEADERS_CHECK_CMD = $(CC) $(CPPFLAGS) $(CFLAGS) -o $(TMPOUT) test/build/systemtap.c $(LDFLAGS)
-ZOOKEEPER_CHECK_CMD = $(CC) $(CPPFLAGS) $(CFLAGS) -o $(TMPOUT) test/build/zookeeper.c $(LDFLAGS) -lzookeeper_mt
 
 ifndef REQUIRE_CUSTOM_LIBRARIES_$(CONFIG)
 HAS_SYSTEM_PERFTOOLS ?= $(shell $(PERFTOOLS_CHECK_CMD) 2> /dev/null && echo true || echo false)
@@ -559,8 +559,6 @@ ifeq ($(HAS_SYSTEMTAP),true)
 CACHE_MK += HAS_SYSTEMTAP = true,
 endif
 
-HAS_ZOOKEEPER = $(shell $(ZOOKEEPER_CHECK_CMD) 2> /dev/null && echo true || echo false)
-
 # Note that for testing purposes, one can do:
 #   make HAS_EMBEDDED_OPENSSL_ALPN=false
 # to emulate the fact we do not have OpenSSL in the third_party folder.
@@ -704,14 +702,6 @@ PC_LIBS_PRIVATE = $(PC_LIBS_GRPC)
 PC_LIB = -lgrpc
 GRPC_UNSECURE_PC_FILE := $(PC_TEMPLATE)
 
-# grpc_zookeeper .pc file
-PC_NAME = gRPC zookeeper
-PC_DESCRIPTION = gRPC's zookeeper plugin
-PC_CFLAGS =
-PC_REQUIRES_PRIVATE =
-PC_LIBS_PRIVATE = -lzookeeper_mt
-GRPC_ZOOKEEPER_PC_FILE := $(PC_TEMPLATE)
-
 PROTOBUF_PKG_CONFIG = false
 
 PC_REQUIRES_GRPCXX =
@@ -889,6 +879,7 @@ algorithm_test: $(BINDIR)/$(CONFIG)/algorithm_test
 alloc_test: $(BINDIR)/$(CONFIG)/alloc_test
 alpn_test: $(BINDIR)/$(CONFIG)/alpn_test
 api_fuzzer: $(BINDIR)/$(CONFIG)/api_fuzzer
+bad_server_response_test: $(BINDIR)/$(CONFIG)/bad_server_response_test
 bin_decoder_test: $(BINDIR)/$(CONFIG)/bin_decoder_test
 bin_encoder_test: $(BINDIR)/$(CONFIG)/bin_encoder_test
 census_context_test: $(BINDIR)/$(CONFIG)/census_context_test
@@ -904,6 +895,7 @@ dns_resolver_connectivity_test: $(BINDIR)/$(CONFIG)/dns_resolver_connectivity_te
 dns_resolver_test: $(BINDIR)/$(CONFIG)/dns_resolver_test
 dualstack_socket_test: $(BINDIR)/$(CONFIG)/dualstack_socket_test
 endpoint_pair_test: $(BINDIR)/$(CONFIG)/endpoint_pair_test
+ev_epoll_linux_test: $(BINDIR)/$(CONFIG)/ev_epoll_linux_test
 fd_conservation_posix_test: $(BINDIR)/$(CONFIG)/fd_conservation_posix_test
 fd_posix_test: $(BINDIR)/$(CONFIG)/fd_posix_test
 fling_client: $(BINDIR)/$(CONFIG)/fling_client
@@ -993,7 +985,6 @@ time_averaged_stats_test: $(BINDIR)/$(CONFIG)/time_averaged_stats_test
 timeout_encoding_test: $(BINDIR)/$(CONFIG)/timeout_encoding_test
 timer_heap_test: $(BINDIR)/$(CONFIG)/timer_heap_test
 timer_list_test: $(BINDIR)/$(CONFIG)/timer_list_test
-timers_test: $(BINDIR)/$(CONFIG)/timers_test
 transport_connectivity_state_test: $(BINDIR)/$(CONFIG)/transport_connectivity_state_test
 transport_metadata_test: $(BINDIR)/$(CONFIG)/transport_metadata_test
 transport_security_test: $(BINDIR)/$(CONFIG)/transport_security_test
@@ -1151,7 +1142,6 @@ run_dep_checks:
 	$(PERFTOOLS_CHECK_CMD) || true
 	$(PROTOBUF_CHECK_CMD) || true
 	$(PROTOC_CHECK_VERSION_CMD) || true
-	$(ZOOKEEPER_CHECK_CMD) || true
 
 third_party/protobuf/configure:
 	$(E) "[AUTOGEN] Preparing protobuf"
@@ -1170,29 +1160,16 @@ $(LIBDIR)/$(CONFIG)/protobuf/libprotobuf.a: third_party/protobuf/configure
 
 static: static_c static_cxx
 
-static_c: pc_c pc_c_unsecure cache.mk pc_c_zookeeper $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgrpc_cronet.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a static_zookeeper_libs
-
+static_c: pc_c pc_c_unsecure cache.mk  $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgrpc_cronet.a $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a
 
 static_cxx: pc_cxx pc_cxx_unsecure cache.mk  $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure.a
 
 shared: shared_c shared_cxx
 
-shared_c: pc_c pc_c_unsecure cache.mk pc_c_zookeeper $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) shared_zookeeper_libs
-
+shared_c: pc_c pc_c_unsecure cache.mk $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT)
 shared_cxx: pc_cxx pc_cxx_unsecure cache.mk $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT)
 
 shared_csharp: shared_c  $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT)
-ifeq ($(HAS_ZOOKEEPER),true)
-static_zookeeper_libs:
-shared_zookeeper_libs:
-else
-
-static_zookeeper_libs:
-
-shared_zookeeper_libs:
-
-endif
-
 grpc_csharp_ext: shared_csharp
 
 plugins: $(PROTOC_PLUGINS)
@@ -1204,12 +1181,6 @@ pc_c: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc.pc
 
 pc_c_unsecure: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc_unsecure.pc
 
-ifeq ($(HAS_ZOOKEEPER),true)
-pc_c_zookeeper: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc_zookeeper.pc
-else
-pc_c_zookeeper:
-endif
-
 pc_cxx: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc++.pc
 
 pc_cxx_unsecure: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc++_unsecure.pc
@@ -1221,20 +1192,14 @@ privatelibs_cxx:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LIBDIR)/$(CONFIG
 endif
 
 
-ifeq ($(HAS_ZOOKEEPER),true)
-privatelibs_zookeeper: 
-else
-privatelibs_zookeeper:
-endif
-
-
-buildtests: buildtests_c buildtests_cxx buildtests_zookeeper
+buildtests: buildtests_c buildtests_cxx
 
 buildtests_c: privatelibs_c \
   $(BINDIR)/$(CONFIG)/alarm_test \
   $(BINDIR)/$(CONFIG)/algorithm_test \
   $(BINDIR)/$(CONFIG)/alloc_test \
   $(BINDIR)/$(CONFIG)/alpn_test \
+  $(BINDIR)/$(CONFIG)/bad_server_response_test \
   $(BINDIR)/$(CONFIG)/bin_decoder_test \
   $(BINDIR)/$(CONFIG)/bin_encoder_test \
   $(BINDIR)/$(CONFIG)/census_context_test \
@@ -1249,6 +1214,7 @@ buildtests_c: privatelibs_c \
   $(BINDIR)/$(CONFIG)/dns_resolver_test \
   $(BINDIR)/$(CONFIG)/dualstack_socket_test \
   $(BINDIR)/$(CONFIG)/endpoint_pair_test \
+  $(BINDIR)/$(CONFIG)/ev_epoll_linux_test \
   $(BINDIR)/$(CONFIG)/fd_conservation_posix_test \
   $(BINDIR)/$(CONFIG)/fd_posix_test \
   $(BINDIR)/$(CONFIG)/fling_client \
@@ -1280,6 +1246,7 @@ buildtests_c: privatelibs_c \
   $(BINDIR)/$(CONFIG)/grpc_channel_stack_test \
   $(BINDIR)/$(CONFIG)/grpc_completion_queue_test \
   $(BINDIR)/$(CONFIG)/grpc_credentials_test \
+  $(BINDIR)/$(CONFIG)/grpc_fetch_oauth2 \
   $(BINDIR)/$(CONFIG)/grpc_invalid_channel_args_test \
   $(BINDIR)/$(CONFIG)/grpc_json_token_test \
   $(BINDIR)/$(CONFIG)/grpc_jwt_verifier_test \
@@ -1324,7 +1291,6 @@ buildtests_c: privatelibs_c \
   $(BINDIR)/$(CONFIG)/timeout_encoding_test \
   $(BINDIR)/$(CONFIG)/timer_heap_test \
   $(BINDIR)/$(CONFIG)/timer_list_test \
-  $(BINDIR)/$(CONFIG)/timers_test \
   $(BINDIR)/$(CONFIG)/transport_connectivity_state_test \
   $(BINDIR)/$(CONFIG)/transport_metadata_test \
   $(BINDIR)/$(CONFIG)/transport_security_test \
@@ -1388,7 +1354,7 @@ buildtests_c: privatelibs_c \
 
 
 ifeq ($(EMBED_OPENSSL),true)
-buildtests_cxx: buildtests_zookeeper privatelibs_cxx \
+buildtests_cxx: privatelibs_cxx \
   $(BINDIR)/$(CONFIG)/alarm_cpp_test \
   $(BINDIR)/$(CONFIG)/async_end2end_test \
   $(BINDIR)/$(CONFIG)/auth_property_iterator_test \
@@ -1473,7 +1439,7 @@ buildtests_cxx: buildtests_zookeeper privatelibs_cxx \
   $(BINDIR)/$(CONFIG)/boringssl_ssl_test \
 
 else
-buildtests_cxx: buildtests_zookeeper privatelibs_cxx \
+buildtests_cxx: privatelibs_cxx \
   $(BINDIR)/$(CONFIG)/alarm_cpp_test \
   $(BINDIR)/$(CONFIG)/async_end2end_test \
   $(BINDIR)/$(CONFIG)/auth_property_iterator_test \
@@ -1522,17 +1488,9 @@ buildtests_cxx: buildtests_zookeeper privatelibs_cxx \
 endif
 
 
-ifeq ($(HAS_ZOOKEEPER),true)
-buildtests_zookeeper: privatelibs_zookeeper \
-
-else
-buildtests_zookeeper:
-endif
-
-
-test: test_c test_cxx test_zookeeper
+test: test_c test_cxx
 
-flaky_test: flaky_test_c flaky_test_cxx flaky_test_zookeeper
+flaky_test: flaky_test_c flaky_test_cxx
 
 test_c: buildtests_c
 	$(E) "[RUN]     Testing alarm_test"
@@ -1543,6 +1501,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/alloc_test || ( echo test alloc_test failed ; exit 1 )
 	$(E) "[RUN]     Testing alpn_test"
 	$(Q) $(BINDIR)/$(CONFIG)/alpn_test || ( echo test alpn_test failed ; exit 1 )
+	$(E) "[RUN]     Testing bad_server_response_test"
+	$(Q) $(BINDIR)/$(CONFIG)/bad_server_response_test || ( echo test bad_server_response_test failed ; exit 1 )
 	$(E) "[RUN]     Testing bin_decoder_test"
 	$(Q) $(BINDIR)/$(CONFIG)/bin_decoder_test || ( echo test bin_decoder_test failed ; exit 1 )
 	$(E) "[RUN]     Testing bin_encoder_test"
@@ -1571,6 +1531,8 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/dualstack_socket_test || ( echo test dualstack_socket_test failed ; exit 1 )
 	$(E) "[RUN]     Testing endpoint_pair_test"
 	$(Q) $(BINDIR)/$(CONFIG)/endpoint_pair_test || ( echo test endpoint_pair_test failed ; exit 1 )
+	$(E) "[RUN]     Testing ev_epoll_linux_test"
+	$(Q) $(BINDIR)/$(CONFIG)/ev_epoll_linux_test || ( echo test ev_epoll_linux_test failed ; exit 1 )
 	$(E) "[RUN]     Testing fd_conservation_posix_test"
 	$(Q) $(BINDIR)/$(CONFIG)/fd_conservation_posix_test || ( echo test fd_conservation_posix_test failed ; exit 1 )
 	$(E) "[RUN]     Testing fd_posix_test"
@@ -1705,8 +1667,6 @@ test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/timer_heap_test || ( echo test timer_heap_test failed ; exit 1 )
 	$(E) "[RUN]     Testing timer_list_test"
 	$(Q) $(BINDIR)/$(CONFIG)/timer_list_test || ( echo test timer_list_test failed ; exit 1 )
-	$(E) "[RUN]     Testing timers_test"
-	$(Q) $(BINDIR)/$(CONFIG)/timers_test || ( echo test timers_test failed ; exit 1 )
 	$(E) "[RUN]     Testing transport_connectivity_state_test"
 	$(Q) $(BINDIR)/$(CONFIG)/transport_connectivity_state_test || ( echo test transport_connectivity_state_test failed ; exit 1 )
 	$(E) "[RUN]     Testing transport_metadata_test"
@@ -1754,7 +1714,7 @@ flaky_test_c: buildtests_c
 	$(Q) $(BINDIR)/$(CONFIG)/mlog_test || ( echo test mlog_test failed ; exit 1 )
 
 
-test_cxx: test_zookeeper buildtests_cxx
+test_cxx: buildtests_cxx
 	$(E) "[RUN]     Testing alarm_cpp_test"
 	$(Q) $(BINDIR)/$(CONFIG)/alarm_cpp_test || ( echo test alarm_cpp_test failed ; exit 1 )
 	$(E) "[RUN]     Testing async_end2end_test"
@@ -1822,18 +1782,6 @@ test_cxx: test_zookeeper buildtests_cxx
 flaky_test_cxx: buildtests_cxx
 
 
-ifeq ($(HAS_ZOOKEEPER),true)
-test_zookeeper: buildtests_zookeeper
-
-
-flaky_test_zookeeper: buildtests_zookeeper
-
-else
-test_zookeeper:
-flaky_test_zookeeper:
-endif
-
-
 test_python: static_c
 	$(E) "[RUN]     Testing python code"
 	$(Q) tools/run_tests/run_tests.py -lpython -c$(CONFIG)
@@ -1842,7 +1790,7 @@ test_python: static_c
 tools: tools_c tools_cxx
 
 
-tools_c: privatelibs_c $(BINDIR)/$(CONFIG)/gen_hpack_tables $(BINDIR)/$(CONFIG)/gen_legal_metadata_characters $(BINDIR)/$(CONFIG)/grpc_create_jwt $(BINDIR)/$(CONFIG)/grpc_fetch_oauth2 $(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token $(BINDIR)/$(CONFIG)/grpc_verify_jwt
+tools_c: privatelibs_c $(BINDIR)/$(CONFIG)/gen_hpack_tables $(BINDIR)/$(CONFIG)/gen_legal_metadata_characters $(BINDIR)/$(CONFIG)/grpc_create_jwt $(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token $(BINDIR)/$(CONFIG)/grpc_verify_jwt
 
 tools_cxx: privatelibs_cxx
 
@@ -1871,8 +1819,6 @@ ifeq ($(CONFIG),opt)
 	$(Q) $(STRIP) $(LIBDIR)/$(CONFIG)/libgrpc_cronet.a
 	$(E) "[STRIP]   Stripping libgrpc_unsecure.a"
 	$(Q) $(STRIP) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 endif
 
 strip-static_cxx: static_cxx
@@ -1895,8 +1841,6 @@ ifeq ($(CONFIG),opt)
 	$(Q) $(STRIP) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT)
 	$(E) "[STRIP]   Stripping $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT)"
 	$(Q) $(STRIP) $(LIBDIR)/$(CONFIG)/$(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT)
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 endif
 
 strip-shared_cxx: shared_cxx
@@ -1929,11 +1873,6 @@ $(LIBDIR)/$(CONFIG)/pkgconfig/grpc_unsecure.pc:
 	$(Q) mkdir -p $(@D)
 	$(Q) echo "$(GRPC_UNSECURE_PC_FILE)" | tr , '\n' >$@
 
-$(LIBDIR)/$(CONFIG)/pkgconfig/grpc_zookeeper.pc:
-	$(E) "[MAKE]    Generating $@"
-	$(Q) mkdir -p $(@D)
-	$(Q) echo "$(GRPC_ZOOKEEPER_PC_FILE)" | tr , '\n' >$@
-
 $(LIBDIR)/$(CONFIG)/pkgconfig/grpc++.pc:
 	$(E) "[MAKE]    Generating $@"
 	$(Q) mkdir -p $(@D)
@@ -2209,8 +2148,6 @@ install-static_c: static_c strip-static_c install-pkg-config_c
 	$(E) "[INSTALL] Installing libgrpc_unsecure.a"
 	$(Q) $(INSTALL) -d $(prefix)/lib
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure.a $(prefix)/lib/libgrpc_unsecure.a
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 
 install-static_cxx: static_cxx strip-static_cxx install-pkg-config_cxx
 	$(E) "[INSTALL] Installing libgrpc++.a"
@@ -2232,7 +2169,7 @@ install-shared_c: shared_c strip-shared_c install-pkg-config_c
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgpr-imp.a $(prefix)/lib/libgpr-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgpr.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgpr.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgpr.so
 endif
 	$(E) "[INSTALL] Installing $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT)"
@@ -2241,7 +2178,7 @@ endif
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc-imp.a $(prefix)/lib/libgrpc-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc.so
 endif
 	$(E) "[INSTALL] Installing $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT)"
@@ -2250,7 +2187,7 @@ endif
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc_cronet-imp.a $(prefix)/lib/libgrpc_cronet-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_cronet.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_cronet.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_cronet.so
 endif
 	$(E) "[INSTALL] Installing $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT)"
@@ -2259,11 +2196,9 @@ endif
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure-imp.a $(prefix)/lib/libgrpc_unsecure-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_unsecure.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_unsecure.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_unsecure.so
 endif
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
 	$(Q) ldconfig || true
@@ -2278,7 +2213,7 @@ install-shared_cxx: shared_cxx strip-shared_cxx install-shared_c install-pkg-con
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc++-imp.a $(prefix)/lib/libgrpc++-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++.so
 endif
 	$(E) "[INSTALL] Installing $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT)"
@@ -2287,7 +2222,7 @@ endif
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection-imp.a $(prefix)/lib/libgrpc++_reflection-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_reflection.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_reflection.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_reflection.so
 endif
 	$(E) "[INSTALL] Installing $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT)"
@@ -2296,11 +2231,9 @@ endif
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure-imp.a $(prefix)/lib/libgrpc++_unsecure-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_unsecure.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_unsecure.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc++_unsecure.so
 endif
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
 	$(Q) ldconfig || true
@@ -2315,11 +2248,9 @@ install-shared_csharp: shared_csharp strip-shared_csharp
 ifeq ($(SYSTEM),MINGW32)
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext-imp.a $(prefix)/lib/libgrpc_csharp_ext-imp.a
 else ifneq ($(SYSTEM),Darwin)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_csharp_ext.so.0
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_csharp_ext.so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(prefix)/lib/libgrpc_csharp_ext.so
 endif
-ifeq ($(HAS_ZOOKEEPER),true)
-endif
 ifneq ($(SYSTEM),MINGW32)
 ifneq ($(SYSTEM),Darwin)
 	$(Q) ldconfig || true
@@ -2346,14 +2277,11 @@ else
 	$(Q) $(INSTALL) $(BINDIR)/$(CONFIG)/grpc_ruby_plugin $(prefix)/bin/grpc_ruby_plugin
 endif
 
-install-pkg-config_c: pc_c pc_c_unsecure pc_c_zookeeper
+install-pkg-config_c: pc_c pc_c_unsecure
 	$(E) "[INSTALL] Installing C pkg-config files"
 	$(Q) $(INSTALL) -d $(prefix)/lib/pkgconfig
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/pkgconfig/grpc.pc $(prefix)/lib/pkgconfig/grpc.pc
 	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/pkgconfig/grpc_unsecure.pc $(prefix)/lib/pkgconfig/grpc_unsecure.pc
-ifeq ($(HAS_ZOOKEEPER),true)
-	$(Q) $(INSTALL) $(LIBDIR)/$(CONFIG)/pkgconfig/grpc_zookeeper.pc $(prefix)/lib/pkgconfig/grpc_zookeeper.pc
-endif
 
 install-pkg-config_cxx: pc_cxx pc_cxx_unsecure
 	$(E) "[INSTALL] Installing C++ pkg-config files"
@@ -2513,8 +2441,8 @@ $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).$(SHARED_EXT): $(LIBGPR_OBJS)  $(ZLI
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBGPR_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgpr.so.0 -o $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBGPR_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS)
-	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).so.0
+	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgpr.so.1 -o $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBGPR_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS)
+	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)gpr$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgpr$(SHARED_VERSION).so
 endif
 endif
@@ -2569,6 +2497,7 @@ LIBGRPC_SRC = \
     src/core/lib/iomgr/endpoint_pair_posix.c \
     src/core/lib/iomgr/endpoint_pair_windows.c \
     src/core/lib/iomgr/error.c \
+    src/core/lib/iomgr/ev_epoll_linux.c \
     src/core/lib/iomgr/ev_poll_and_epoll_posix.c \
     src/core/lib/iomgr/ev_poll_posix.c \
     src/core/lib/iomgr/ev_posix.c \
@@ -2579,6 +2508,7 @@ LIBGRPC_SRC = \
     src/core/lib/iomgr/iomgr_posix.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_windows.c \
     src/core/lib/iomgr/pollset_windows.c \
@@ -2805,8 +2735,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC_OBJS)  $(Z
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).so.0
+	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
+	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc$(SHARED_VERSION).so
 endif
 endif
@@ -2840,6 +2770,7 @@ LIBGRPC_CRONET_SRC = \
     src/core/lib/iomgr/endpoint_pair_posix.c \
     src/core/lib/iomgr/endpoint_pair_windows.c \
     src/core/lib/iomgr/error.c \
+    src/core/lib/iomgr/ev_epoll_linux.c \
     src/core/lib/iomgr/ev_poll_and_epoll_posix.c \
     src/core/lib/iomgr/ev_poll_posix.c \
     src/core/lib/iomgr/ev_posix.c \
@@ -2850,6 +2781,7 @@ LIBGRPC_CRONET_SRC = \
     src/core/lib/iomgr/iomgr_posix.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_windows.c \
     src/core/lib/iomgr/pollset_windows.c \
@@ -3052,8 +2984,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC_CRO
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CRONET_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_cronet.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CRONET_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).so.0
+	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_cronet.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CRONET_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(OPENSSL_MERGE_LIBS) $(LDLIBS_SECURE) $(ZLIB_MERGE_LIBS)
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_cronet$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_cronet$(SHARED_VERSION).so
 endif
 endif
@@ -3103,6 +3035,7 @@ LIBGRPC_TEST_UTIL_SRC = \
     src/core/lib/iomgr/endpoint_pair_posix.c \
     src/core/lib/iomgr/endpoint_pair_windows.c \
     src/core/lib/iomgr/error.c \
+    src/core/lib/iomgr/ev_epoll_linux.c \
     src/core/lib/iomgr/ev_poll_and_epoll_posix.c \
     src/core/lib/iomgr/ev_poll_posix.c \
     src/core/lib/iomgr/ev_posix.c \
@@ -3113,6 +3046,7 @@ LIBGRPC_TEST_UTIL_SRC = \
     src/core/lib/iomgr/iomgr_posix.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_windows.c \
     src/core/lib/iomgr/pollset_windows.c \
@@ -3291,6 +3225,7 @@ LIBGRPC_UNSECURE_SRC = \
     src/core/lib/iomgr/endpoint_pair_posix.c \
     src/core/lib/iomgr/endpoint_pair_windows.c \
     src/core/lib/iomgr/error.c \
+    src/core/lib/iomgr/ev_epoll_linux.c \
     src/core/lib/iomgr/ev_poll_and_epoll_posix.c \
     src/core/lib/iomgr/ev_poll_posix.c \
     src/core/lib/iomgr/ev_posix.c \
@@ -3301,6 +3236,7 @@ LIBGRPC_UNSECURE_SRC = \
     src/core/lib/iomgr/iomgr_posix.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_windows.c \
     src/core/lib/iomgr/pollset_windows.c \
@@ -3484,8 +3420,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC_U
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_UNSECURE_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_unsecure.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_UNSECURE_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).so.0
+	$(Q) $(LD) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_unsecure.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_UNSECURE_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_unsecure$(SHARED_VERSION).so
 endif
 endif
@@ -3754,8 +3690,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC++_OBJS)
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc
 else
-	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).so.0
+	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++$(SHARED_VERSION).so
 endif
 endif
@@ -3881,8 +3817,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).$(SHARED_EXT): $(LIBGR
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_REFLECTION_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc++
 else
-	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++_reflection.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_REFLECTION_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc++
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).so.0
+	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++_reflection.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_REFLECTION_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgrpc++
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++_reflection$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection$(SHARED_VERSION).so
 endif
 endif
@@ -4231,8 +4167,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_UNSECURE_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgpr -lgrpc_unsecure -lgrpc
 else
-	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++_unsecure.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_UNSECURE_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgpr -lgrpc_unsecure -lgrpc
-	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).so.0
+	$(Q) $(LDXX) $(LDFLAGS) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc++_unsecure.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC++_UNSECURE_OBJS) $(LDLIBS) $(ZLIB_MERGE_LIBS) $(LDLIBSXX) $(LDLIBS_PROTOBUF) -lgpr -lgrpc_unsecure -lgrpc
+	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc++_unsecure$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc++_unsecure$(SHARED_VERSION).so
 endif
 endif
@@ -4495,7 +4431,7 @@ LIBINTEROP_SERVER_MAIN_SRC = \
     $(GENDIR)/src/proto/grpc/testing/empty.pb.cc $(GENDIR)/src/proto/grpc/testing/empty.grpc.pb.cc \
     $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc \
     $(GENDIR)/src/proto/grpc/testing/test.pb.cc $(GENDIR)/src/proto/grpc/testing/test.grpc.pb.cc \
-    test/cpp/interop/server_main.cc \
+    test/cpp/interop/interop_server.cc \
 
 PUBLIC_HEADERS_CXX += \
 
@@ -4541,7 +4477,7 @@ ifneq ($(NO_DEPS),true)
 -include $(LIBINTEROP_SERVER_MAIN_OBJS:.o=.dep)
 endif
 endif
-$(OBJDIR)/$(CONFIG)/test/cpp/interop/server_main.o: $(GENDIR)/src/proto/grpc/testing/empty.pb.cc $(GENDIR)/src/proto/grpc/testing/empty.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/test.pb.cc $(GENDIR)/src/proto/grpc/testing/test.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/interop/interop_server.o: $(GENDIR)/src/proto/grpc/testing/empty.pb.cc $(GENDIR)/src/proto/grpc/testing/empty.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/test.pb.cc $(GENDIR)/src/proto/grpc/testing/test.grpc.pb.cc
 
 
 LIBQPS_SRC = \
@@ -4661,8 +4597,8 @@ $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT): $(LIBGRPC
 ifeq ($(SYSTEM),Darwin)
 	$(Q) $(LD) $(LDFLAGS) $(if $(subst Linux,,$(SYSTEM)),,-Wl$(comma)-wrap$(comma)memcpy) -L$(LIBDIR)/$(CONFIG) -install_name $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) -dynamiclib -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
 else
-	$(Q) $(LD) $(LDFLAGS) $(if $(subst Linux,,$(SYSTEM)),,-Wl$(comma)-wrap$(comma)memcpy) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_csharp_ext.so.0 -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
-	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).so.0
+	$(Q) $(LD) $(LDFLAGS) $(if $(subst Linux,,$(SYSTEM)),,-Wl$(comma)-wrap$(comma)memcpy) -L$(LIBDIR)/$(CONFIG) -shared -Wl,-soname,libgrpc_csharp_ext.so.1 -o $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBGRPC_CSHARP_EXT_OBJS) $(LDLIBS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(ZLIB_MERGE_LIBS)
+	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).so.1
 	$(Q) ln -sf $(SHARED_PREFIX)grpc_csharp_ext$(SHARED_VERSION).$(SHARED_EXT) $(LIBDIR)/$(CONFIG)/libgrpc_csharp_ext$(SHARED_VERSION).so
 endif
 endif
@@ -6495,6 +6431,7 @@ LIBEND2END_TESTS_SRC = \
     test/core/end2end/tests/max_concurrent_streams.c \
     test/core/end2end/tests/max_message_length.c \
     test/core/end2end/tests/negative_deadline.c \
+    test/core/end2end/tests/network_status_change.c \
     test/core/end2end/tests/no_op.c \
     test/core/end2end/tests/payload.c \
     test/core/end2end/tests/ping.c \
@@ -6508,6 +6445,7 @@ LIBEND2END_TESTS_SRC = \
     test/core/end2end/tests/simple_delayed_request.c \
     test/core/end2end/tests/simple_metadata.c \
     test/core/end2end/tests/simple_request.c \
+    test/core/end2end/tests/streaming_error_response.c \
     test/core/end2end/tests/trailing_metadata.c \
 
 PUBLIC_HEADERS_C += \
@@ -6571,6 +6509,7 @@ LIBEND2END_NOSEC_TESTS_SRC = \
     test/core/end2end/tests/max_concurrent_streams.c \
     test/core/end2end/tests/max_message_length.c \
     test/core/end2end/tests/negative_deadline.c \
+    test/core/end2end/tests/network_status_change.c \
     test/core/end2end/tests/no_op.c \
     test/core/end2end/tests/payload.c \
     test/core/end2end/tests/ping.c \
@@ -6584,6 +6523,7 @@ LIBEND2END_NOSEC_TESTS_SRC = \
     test/core/end2end/tests/simple_delayed_request.c \
     test/core/end2end/tests/simple_metadata.c \
     test/core/end2end/tests/simple_request.c \
+    test/core/end2end/tests/streaming_error_response.c \
     test/core/end2end/tests/trailing_metadata.c \
 
 PUBLIC_HEADERS_C += \
@@ -6772,6 +6712,38 @@ endif
 endif
 
 
+BAD_SERVER_RESPONSE_TEST_SRC = \
+    test/core/end2end/bad_server_response_test.c \
+
+BAD_SERVER_RESPONSE_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(BAD_SERVER_RESPONSE_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/bad_server_response_test: openssl_dep_error
+
+else
+
+
+
+$(BINDIR)/$(CONFIG)/bad_server_response_test: $(BAD_SERVER_RESPONSE_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libtest_tcp_server.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS) $(BAD_SERVER_RESPONSE_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libtest_tcp_server.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/bad_server_response_test
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/core/end2end/bad_server_response_test.o:  $(LIBDIR)/$(CONFIG)/libtest_tcp_server.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_bad_server_response_test: $(BAD_SERVER_RESPONSE_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(BAD_SERVER_RESPONSE_TEST_OBJS:.o=.dep)
+endif
+endif
+
+
 BIN_DECODER_TEST_SRC = \
     test/core/transport/chttp2/bin_decoder_test.c \
 
@@ -7252,6 +7224,38 @@ endif
 endif
 
 
+EV_EPOLL_LINUX_TEST_SRC = \
+    test/core/iomgr/ev_epoll_linux_test.c \
+
+EV_EPOLL_LINUX_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(EV_EPOLL_LINUX_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/ev_epoll_linux_test: openssl_dep_error
+
+else
+
+
+
+$(BINDIR)/$(CONFIG)/ev_epoll_linux_test: $(EV_EPOLL_LINUX_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS) $(EV_EPOLL_LINUX_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/ev_epoll_linux_test
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/core/iomgr/ev_epoll_linux_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_ev_epoll_linux_test: $(EV_EPOLL_LINUX_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(EV_EPOLL_LINUX_TEST_OBJS:.o=.dep)
+endif
+endif
+
+
 FD_CONSERVATION_POSIX_TEST_SRC = \
     test/core/iomgr/fd_conservation_posix_test.c \
 
@@ -8290,14 +8294,14 @@ else
 
 
 
-$(BINDIR)/$(CONFIG)/grpc_create_jwt: $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(BINDIR)/$(CONFIG)/grpc_create_jwt: $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_create_jwt
+	$(Q) $(LD) $(LDFLAGS) $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_create_jwt
 
 endif
 
-$(OBJDIR)/$(CONFIG)/test/core/security/create_jwt.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/test/core/security/create_jwt.o:  $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
 deps_grpc_create_jwt: $(GRPC_CREATE_JWT_OBJS:.o=.dep)
 
@@ -8482,14 +8486,14 @@ else
 
 
 
-$(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token: $(GRPC_PRINT_GOOGLE_DEFAULT_CREDS_TOKEN_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token: $(GRPC_PRINT_GOOGLE_DEFAULT_CREDS_TOKEN_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(GRPC_PRINT_GOOGLE_DEFAULT_CREDS_TOKEN_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token
+	$(Q) $(LD) $(LDFLAGS) $(GRPC_PRINT_GOOGLE_DEFAULT_CREDS_TOKEN_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_print_google_default_creds_token
 
 endif
 
-$(OBJDIR)/$(CONFIG)/test/core/security/print_google_default_creds_token.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/test/core/security/print_google_default_creds_token.o:  $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
 deps_grpc_print_google_default_creds_token: $(GRPC_PRINT_GOOGLE_DEFAULT_CREDS_TOKEN_OBJS:.o=.dep)
 
@@ -8546,14 +8550,14 @@ else
 
 
 
-$(BINDIR)/$(CONFIG)/grpc_verify_jwt: $(GRPC_VERIFY_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(BINDIR)/$(CONFIG)/grpc_verify_jwt: $(GRPC_VERIFY_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(GRPC_VERIFY_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_verify_jwt
+	$(Q) $(LD) $(LDFLAGS) $(GRPC_VERIFY_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_verify_jwt
 
 endif
 
-$(OBJDIR)/$(CONFIG)/test/core/security/verify_jwt.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/test/core/security/verify_jwt.o:  $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
 deps_grpc_verify_jwt: $(GRPC_VERIFY_JWT_OBJS:.o=.dep)
 
@@ -10100,38 +10104,6 @@ endif
 endif
 
 
-TIMERS_TEST_SRC = \
-    test/core/profiling/timers_test.c \
-
-TIMERS_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(TIMERS_TEST_SRC))))
-ifeq ($(NO_SECURE),true)
-
-# You can't build secure targets if you don't have OpenSSL.
-
-$(BINDIR)/$(CONFIG)/timers_test: openssl_dep_error
-
-else
-
-
-
-$(BINDIR)/$(CONFIG)/timers_test: $(TIMERS_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-	$(E) "[LD]      Linking $@"
-	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(TIMERS_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/timers_test
-
-endif
-
-$(OBJDIR)/$(CONFIG)/test/core/profiling/timers_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-deps_timers_test: $(TIMERS_TEST_OBJS:.o=.dep)
-
-ifneq ($(NO_SECURE),true)
-ifneq ($(NO_DEPS),true)
--include $(TIMERS_TEST_OBJS:.o=.dep)
-endif
-endif
-
-
 TRANSPORT_CONNECTIVITY_STATE_TEST_SRC = \
     test/core/transport/connectivity_state_test.c \
 
@@ -15103,8 +15075,8 @@ test/cpp/end2end/test_service_impl.cc: $(OPENSSL_DEP)
 test/cpp/interop/client.cc: $(OPENSSL_DEP)
 test/cpp/interop/client_helper.cc: $(OPENSSL_DEP)
 test/cpp/interop/interop_client.cc: $(OPENSSL_DEP)
+test/cpp/interop/interop_server.cc: $(OPENSSL_DEP)
 test/cpp/interop/server_helper.cc: $(OPENSSL_DEP)
-test/cpp/interop/server_main.cc: $(OPENSSL_DEP)
 test/cpp/qps/client_async.cc: $(OPENSSL_DEP)
 test/cpp/qps/client_sync.cc: $(OPENSSL_DEP)
 test/cpp/qps/driver.cc: $(OPENSSL_DEP)