Merge github.com:grpc/grpc into spinlock

14 files changed, 868 insertions, 25 deletions

diff --git a/tools/dockerfile/grpc_artifact_python_manylinux_x64/Dockerfile b/tools/dockerfile/grpc_artifact_python_manylinux_x64/Dockerfile
index 69e624aa41..7109862911 100644
--- a/tools/dockerfile/grpc_artifact_python_manylinux_x64/Dockerfile
+++ b/tools/dockerfile/grpc_artifact_python_manylinux_x64/Dockerfile
@@ -53,6 +53,7 @@ RUN /opt/python/cp27-cp27m/bin/pip install cython
 RUN /opt/python/cp27-cp27mu/bin/pip install cython
 RUN /opt/python/cp34-cp34m/bin/pip install cython
 RUN /opt/python/cp35-cp35m/bin/pip install cython
+RUN /opt/python/cp36-cp36m/bin/pip install cython
 
 ####################################################
 # Install auditwheel with fix for namespace packages
diff --git a/tools/dockerfile/grpc_artifact_python_manylinux_x86/Dockerfile b/tools/dockerfile/grpc_artifact_python_manylinux_x86/Dockerfile
index 9af80078ed..36286bca53 100644
--- a/tools/dockerfile/grpc_artifact_python_manylinux_x86/Dockerfile
+++ b/tools/dockerfile/grpc_artifact_python_manylinux_x86/Dockerfile
@@ -53,6 +53,7 @@ RUN /opt/python/cp27-cp27m/bin/pip install cython
 RUN /opt/python/cp27-cp27mu/bin/pip install cython
 RUN /opt/python/cp34-cp34m/bin/pip install cython
 RUN /opt/python/cp35-cp35m/bin/pip install cython
+RUN /opt/python/cp36-cp36m/bin/pip install cython
 
 ####################################################
 # Install auditwheel with fix for namespace packages
diff --git a/tools/internal_ci/linux/grpc_portability_build_only.sh b/tools/internal_ci/linux/grpc_portability_build_only.sh
index 9fac5bcac0..ebdc0e82d7 100644
--- a/tools/internal_ci/linux/grpc_portability_build_only.sh
+++ b/tools/internal_ci/linux/grpc_portability_build_only.sh
@@ -35,4 +35,7 @@ cd $(dirname $0)/../../..
 
 git submodule update --init
 
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
+
 tools/jenkins/run_jenkins_matrix.sh -f portability linux --build_only
diff --git a/tools/run_tests/artifacts/artifact_targets.py b/tools/run_tests/artifacts/artifact_targets.py
index aba7b8a305..e0658f4678 100644
--- a/tools/run_tests/artifacts/artifact_targets.py
+++ b/tools/run_tests/artifacts/artifact_targets.py
@@ -40,7 +40,8 @@ import python_utils.jobset as jobset
 
 
 def create_docker_jobspec(name, dockerfile_dir, shell_command, environ={},
-                   flake_retries=0, timeout_retries=0, timeout_seconds=30*60):
+                   flake_retries=0, timeout_retries=0, timeout_seconds=30*60,
+                   docker_base_image=None):
   """Creates jobspec for a task running under docker."""
   environ = environ.copy()
   environ['RUN_COMMAND'] = shell_command
@@ -51,6 +52,9 @@ def create_docker_jobspec(name, dockerfile_dir, shell_command, environ={},
   docker_env = {'DOCKERFILE_DIR': dockerfile_dir,
                 'DOCKER_RUN_SCRIPT': 'tools/run_tests/dockerize/docker_run.sh',
                 'OUTPUT_DIR': 'artifacts'}
+
+  if docker_base_image is not None:
+    docker_env['DOCKER_BASE_IMAGE'] = docker_base_image
   jobspec = jobset.JobSpec(
           cmdline=['tools/run_tests/dockerize/build_and_run_docker.sh'] + docker_args,
           environ=docker_env,
@@ -116,7 +120,8 @@ class PythonArtifact:
           'tools/dockerfile/grpc_artifact_python_manylinux_%s' % self.arch,
           'tools/run_tests/artifacts/build_artifact_python.sh',
           environ=environ,
-          timeout_seconds=60*60)
+          timeout_seconds=60*60,
+          docker_base_image='quay.io/pypa/manylinux1_i686' if self.arch == 'x86' else 'quay.io/pypa/manylinux1_x86_64')
     elif self.platform == 'windows':
       if 'Python27' in self.py_version or 'Python34' in self.py_version:
         environ['EXT_COMPILER'] = 'mingw32'
@@ -326,19 +331,24 @@ def targets():
            PythonArtifact('linux', 'x86', 'cp27-cp27mu'),
            PythonArtifact('linux', 'x86', 'cp34-cp34m'),
            PythonArtifact('linux', 'x86', 'cp35-cp35m'),
+           PythonArtifact('linux', 'x86', 'cp36-cp36m'),
            PythonArtifact('linux', 'x64', 'cp27-cp27m'),
            PythonArtifact('linux', 'x64', 'cp27-cp27mu'),
            PythonArtifact('linux', 'x64', 'cp34-cp34m'),
            PythonArtifact('linux', 'x64', 'cp35-cp35m'),
+           PythonArtifact('linux', 'x64', 'cp36-cp36m'),
            PythonArtifact('macos', 'x64', 'python2.7'),
            PythonArtifact('macos', 'x64', 'python3.4'),
            PythonArtifact('macos', 'x64', 'python3.5'),
+           PythonArtifact('macos', 'x64', 'python3.6'),
            PythonArtifact('windows', 'x86', 'Python27_32bits'),
            PythonArtifact('windows', 'x86', 'Python34_32bits'),
            PythonArtifact('windows', 'x86', 'Python35_32bits'),
+           PythonArtifact('windows', 'x86', 'Python36_32bits'),
            PythonArtifact('windows', 'x64', 'Python27'),
            PythonArtifact('windows', 'x64', 'Python34'),
            PythonArtifact('windows', 'x64', 'Python35'),
+           PythonArtifact('windows', 'x64', 'Python36'),
            RubyArtifact('linux', 'x86'),
            RubyArtifact('linux', 'x64'),
            RubyArtifact('macos', 'x64'),
diff --git a/tools/run_tests/dockerize/build_and_run_docker.sh b/tools/run_tests/dockerize/build_and_run_docker.sh
index f52f16ebd6..8c25c861c1 100755
--- a/tools/run_tests/dockerize/build_and_run_docker.sh
+++ b/tools/run_tests/dockerize/build_and_run_docker.sh
@@ -42,11 +42,18 @@ cd -
 # DOCKER_RUN_SCRIPT - Script to run under docker (relative to grpc repo root)
 # OUTPUT_DIR - Directory that will be copied from inside docker after finishing.
 # DOCKERHUB_ORGANIZATION - If set, pull a prebuilt image from given dockerhub org.
+# DOCKER_BASE_IMAGE - If set, pull the latest base image.
 # $@ - Extra args to pass to docker run
 
 # Use image name based on Dockerfile location checksum
 DOCKER_IMAGE_NAME=$(basename $DOCKERFILE_DIR)_$(sha1sum $DOCKERFILE_DIR/Dockerfile | cut -f1 -d\ )
 
+# Pull the base image to force an update
+if [ "$DOCKER_BASE_IMAGE" != "" ]
+then
+  docker pull $DOCKER_BASE_IMAGE
+fi
+
 if [ "$DOCKERHUB_ORGANIZATION" != "" ]
 then
   DOCKER_IMAGE_NAME=$DOCKERHUB_ORGANIZATION/$DOCKER_IMAGE_NAME
diff --git a/tools/run_tests/generated/sources_and_headers.json b/tools/run_tests/generated/sources_and_headers.json
index 6d9f3e79b5..15bcf5621e 100644
--- a/tools/run_tests/generated/sources_and_headers.json
+++ b/tools/run_tests/generated/sources_and_headers.json
@@ -956,6 +956,23 @@
   {
     "deps": [
       "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c", 
+    "name": "grpc_completion_queue_threading_test", 
+    "src": [
+      "test/core/surface/completion_queue_threading_test.c"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
       "grpc"
     ], 
     "headers": [], 
@@ -2042,6 +2059,23 @@
     "headers": [], 
     "is_filegroup": false, 
     "language": "c", 
+    "name": "tcp_client_uv_test", 
+    "src": [
+      "test/core/iomgr/tcp_client_uv_test.c"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c", 
     "name": "tcp_posix_test", 
     "src": [
       "test/core/iomgr/tcp_posix_test.c"
@@ -2076,6 +2110,23 @@
     "headers": [], 
     "is_filegroup": false, 
     "language": "c", 
+    "name": "tcp_server_uv_test", 
+    "src": [
+      "test/core/iomgr/tcp_server_uv_test.c"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c", 
     "name": "time_averaged_stats_test", 
     "src": [
       "test/core/iomgr/time_averaged_stats_test.c"
@@ -6822,6 +6873,7 @@
       "test/core/end2end/tests/hpack_size.c", 
       "test/core/end2end/tests/idempotent_request.c", 
       "test/core/end2end/tests/invoke_large_request.c", 
+      "test/core/end2end/tests/keepalive_timeout.c", 
       "test/core/end2end/tests/large_metadata.c", 
       "test/core/end2end/tests/load_reporting_hook.c", 
       "test/core/end2end/tests/max_concurrent_streams.c", 
@@ -6893,6 +6945,7 @@
       "test/core/end2end/tests/hpack_size.c", 
       "test/core/end2end/tests/idempotent_request.c", 
       "test/core/end2end/tests/invoke_large_request.c", 
+      "test/core/end2end/tests/keepalive_timeout.c", 
       "test/core/end2end/tests/large_metadata.c", 
       "test/core/end2end/tests/load_reporting_hook.c", 
       "test/core/end2end/tests/max_concurrent_streams.c", 
diff --git a/tools/run_tests/generated/tests.json b/tools/run_tests/generated/tests.json
index 7796ac732b..eca65ac533 100644
--- a/tools/run_tests/generated/tests.json
+++ b/tools/run_tests/generated/tests.json
@@ -1133,13 +1133,35 @@
     ], 
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "gtest": false, 
+    "language": "c", 
+    "name": "grpc_completion_queue_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
     "exclude_iomgrs": [
       "uv"
     ], 
     "flaky": false, 
     "gtest": false, 
     "language": "c", 
-    "name": "grpc_completion_queue_test", 
+    "name": "grpc_completion_queue_threading_test", 
     "platforms": [
       "linux", 
       "mac", 
@@ -1262,7 +1284,9 @@
     ], 
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
-    "exclude_iomgrs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
     "flaky": false, 
     "gtest": false, 
     "language": "c", 
@@ -1765,9 +1789,7 @@
     ], 
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
-    "exclude_iomgrs": [
-      "uv"
-    ], 
+    "exclude_iomgrs": [], 
     "flaky": false, 
     "gtest": false, 
     "language": "c", 
@@ -2120,6 +2142,30 @@
     "ci_platforms": [
       "linux", 
       "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 0.5, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "native"
+    ], 
+    "flaky": false, 
+    "gtest": false, 
+    "language": "c", 
+    "name": "tcp_client_uv_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
       "posix"
     ], 
     "cpu_cost": 0.2, 
@@ -2169,6 +2215,30 @@
     ], 
     "cpu_cost": 1.0, 
     "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "native"
+    ], 
+    "flaky": false, 
+    "gtest": false, 
+    "language": "c", 
+    "name": "tcp_server_uv_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
     "exclude_iomgrs": [], 
     "flaky": false, 
     "gtest": false, 
@@ -5905,6 +5975,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_census_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -7034,6 +7127,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_compress_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -8140,6 +8256,28 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_fakesec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -9172,6 +9310,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_fd_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -10255,6 +10416,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -11290,6 +11474,25 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+pipe_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -12292,6 +12495,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+trace_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -13419,6 +13645,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_http_proxy_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -14574,6 +14824,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_load_reporting_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -15724,6 +15997,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_oauth2_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -17836,6 +18133,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -18868,6 +19189,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair+trace_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -19916,6 +20261,32 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [
+      "msan"
+    ], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -21045,6 +21416,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_ssl_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -22174,6 +22568,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_ssl_cert_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -24286,6 +24703,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -25392,6 +25832,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_census_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -26498,6 +26961,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_compress_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -27533,6 +28019,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_fd_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -28593,6 +29102,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -29609,6 +30141,25 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+pipe_nosec_test", 
+    "platforms": [
+      "linux"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -30588,6 +31139,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_full+trace_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -31691,6 +32265,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_http_proxy_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -32823,6 +33421,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_load_reporting_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -34861,6 +35482,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -35869,6 +36514,30 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair+trace_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -36891,6 +37560,32 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "windows", 
+      "linux", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [
+      "msan"
+    ], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_sockpair_1byte_nosec_test", 
+    "platforms": [
+      "windows", 
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
@@ -37972,6 +38667,29 @@
   }, 
   {
     "args": [
+      "keepalive_timeout"
+    ], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [
+      "uv"
+    ], 
+    "flaky": false, 
+    "language": "c", 
+    "name": "h2_uds_nosec_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix"
+    ]
+  }, 
+  {
+    "args": [
       "large_metadata"
     ], 
     "ci_platforms": [
diff --git a/tools/run_tests/helper_scripts/build_node.bat b/tools/run_tests/helper_scripts/build_node.bat
index 82e8208348..7a67769516 100644
--- a/tools/run_tests/helper_scripts/build_node.bat
+++ b/tools/run_tests/helper_scripts/build_node.bat
@@ -38,5 +38,7 @@ for /f "delims=v" %%v in ('node --version') do (
   rmdir "%USERPROFILE%\.node-gyp\%%v\include\node\openssl" /S /Q
 )
 
+
+
 @rem rebuild, because it probably failed the first time
-call npm install --build-from-source
\ No newline at end of file
+call npm install --build-from-source %*
diff --git a/tools/run_tests/helper_scripts/build_node.sh b/tools/run_tests/helper_scripts/build_node.sh
index 8a928bb762..df3acdac2b 100755
--- a/tools/run_tests/helper_scripts/build_node.sh
+++ b/tools/run_tests/helper_scripts/build_node.sh
@@ -40,4 +40,11 @@ CONFIG=${CONFIG:-opt}
 # change to grpc repo root
 cd $(dirname $0)/../../..
 
-npm install --unsafe-perm --build-from-source
+case "$CONFIG" in
+  'dbg') config_flag='--debug' ;;
+  *) config_flag='--release' ;;
+esac
+
+uv_flag=$2
+
+npm install --unsafe-perm --build-from-source $uv_flag $config_flag
diff --git a/tools/run_tests/helper_scripts/pre_build_node.sh b/tools/run_tests/helper_scripts/pre_build_node.sh
index e63be9da52..083cb2bc77 100755
--- a/tools/run_tests/helper_scripts/pre_build_node.sh
+++ b/tools/run_tests/helper_scripts/pre_build_node.sh
@@ -32,7 +32,7 @@
 NODE_VERSION=$1
 source ~/.nvm/nvm.sh
 
-nvm use $NODE_VERSION
+nvm install $NODE_VERSION
 set -ex
 
 export GRPC_CONFIG=${CONFIG:-opt}
diff --git a/tools/run_tests/performance/run_worker_node.sh b/tools/run_tests/performance/run_worker_node.sh
index 9a53a311f4..7e24b326a4 100755
--- a/tools/run_tests/performance/run_worker_node.sh
+++ b/tools/run_tests/performance/run_worker_node.sh
@@ -29,7 +29,7 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 source ~/.nvm/nvm.sh
-nvm use 4
+nvm use 7
 
 set -ex
 
diff --git a/tools/run_tests/python_utils/filter_pull_request_tests.py b/tools/run_tests/python_utils/filter_pull_request_tests.py
index ca1d6d4eb5..3734f025d5 100644
--- a/tools/run_tests/python_utils/filter_pull_request_tests.py
+++ b/tools/run_tests/python_utils/filter_pull_request_tests.py
@@ -98,6 +98,7 @@ _WHITELIST_DICT = {
   '^test/distrib/php/': [_PHP_TEST_SUITE],
   '^test/distrib/python/': [_PYTHON_TEST_SUITE],
   '^test/distrib/ruby/': [_RUBY_TEST_SUITE],
+  '^tools/internal_ci/': [],
   '^vsprojects/': [_WINDOWS_TEST_SUITE],
   'binding\.gyp$': [_NODE_TEST_SUITE],
   'composer\.json$': [_PHP_TEST_SUITE],
diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index 2d9eb29e7f..9e9af59c25 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -424,9 +424,13 @@ class NodeLanguage(object):
     _check_compiler(self.args.compiler, ['default', 'node0.12',
                                          'node4', 'node5', 'node6',
                                          'node7', 'electron1.3'])
+    if args.iomgr_platform == "uv":
+      self.use_uv = True
+    else:
+      self.use_uv = False
     if self.args.compiler == 'default':
       self.runtime = 'node'
-      self.node_version = '4'
+      self.node_version = '7'
     else:
       if self.args.compiler.startswith('electron'):
         self.runtime = 'electron'
@@ -455,7 +459,8 @@ class NodeLanguage(object):
       build_script = 'pre_build_node'
       if self.runtime == 'electron':
         build_script += '_electron'
-      return [['tools/run_tests/helper_scripts/{}.sh'.format(build_script), self.node_version]]
+      return [['tools/run_tests/helper_scripts/{}.sh'.format(build_script),
+               self.node_version]]
 
   def make_targets(self):
     return []
@@ -465,14 +470,22 @@ class NodeLanguage(object):
 
   def build_steps(self):
     if self.platform == 'windows':
-      return [['tools\\run_tests\\helper_scripts\\build_node.bat']]
+      if self.config == 'dbg':
+        config_flag = '--debug'
+      else:
+        config_flag = '--release'
+      return [['tools\\run_tests\\helper_scripts\\build_node.bat',
+               '--grpc_uv={}'.format('true' if self.use_uv else 'false'),
+               config_flag]]
     else:
       build_script = 'build_node'
       if self.runtime == 'electron':
         build_script += '_electron'
         # building for electron requires a patch version
         self.node_version += '.0'
-      return [['tools/run_tests/helper_scripts/{}.sh'.format(build_script), self.node_version]]
+      return [['tools/run_tests/helper_scripts/{}.sh'.format(build_script),
+               self.node_version,
+               '--grpc_uv={}'.format('true' if self.use_uv else 'false')]]
 
   def post_tests_steps(self):
     return []
diff --git a/tools/run_tests/run_tests_matrix.py b/tools/run_tests/run_tests_matrix.py
index a428fb4853..bc4fdaba71 100755
--- a/tools/run_tests/run_tests_matrix.py
+++ b/tools/run_tests/run_tests_matrix.py
@@ -81,7 +81,7 @@ def _workspace_jobspec(name, runtests_args=[], workspace_name=None, inner_jobs=_
   return test_job
 
 
-def _generate_jobs(languages, configs, platforms,
+def _generate_jobs(languages, configs, platforms, iomgr_platform = 'native',
                   arch=None, compiler=None,
                   labels=[], extra_args=[],
                   inner_jobs=_DEFAULT_INNER_JOBS):
@@ -89,7 +89,7 @@ def _generate_jobs(languages, configs, platforms,
   for language in languages:
     for platform in platforms:
       for config in configs:
-        name = '%s_%s_%s' % (language, platform, config)
+        name = '%s_%s_%s_%s' % (language, platform, config, iomgr_platform)
         runtests_args = ['-l', language,
                          '-c', config]
         if arch or compiler:
@@ -156,14 +156,6 @@ def _create_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
                               extra_args=extra_args,
                               inner_jobs=inner_jobs)
 
-  # libuv tests
-  test_jobs += _generate_jobs(languages=['c'],
-                              configs=['dbg', 'opt'],
-                              platforms=['linux'],
-                              labels=['libuv'],
-                              extra_args=extra_args + ['--iomgr_platform=uv'],
-                              inner_jobs=inner_jobs)
-
   return test_jobs
 
 
@@ -244,6 +236,14 @@ def _create_portability_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS)
                               extra_args=extra_args,
                               inner_jobs=inner_jobs)
 
+  test_jobs += _generate_jobs(languages=['c'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              iomgr_platform='uv',
+                              labels=['portability'],
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
+
   test_jobs += _generate_jobs(languages=['node'],
                               configs=['dbg'],
                               platforms=['linux'],
@@ -252,6 +252,33 @@ def _create_portability_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS)
                               labels=['portability'],
                               extra_args=extra_args,
                               inner_jobs=inner_jobs)
+
+  test_jobs += _generate_jobs(languages=['node'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              iomgr_platform='uv',
+                              labels=['portability'],
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
+
+  test_jobs += _generate_jobs(languages=['node'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='default',
+                              compiler='node4',
+                              labels=['portability'],
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
+
+  test_jobs += _generate_jobs(languages=['node'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='default',
+                              compiler='node6',
+                              labels=['portability'],
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
+
   return test_jobs