Merge remote-tracking branch 'upstream/master' into cronet_cpp_api

Makefile

@@ -3081,6 +3081,7 @@ LIBGRPC_TEST_UTIL_SRC = \
     test/core/end2end/data/test_root_cert.c \
     test/core/security/oauth2_utils.c \
     test/core/end2end/cq_verifier.c \
+    test/core/end2end/fake_resolver.c \
     test/core/end2end/fixtures/http_proxy.c \
     test/core/end2end/fixtures/proxy.c \
     test/core/iomgr/endpoint_tests.c \
@@ -3248,6 +3249,7 @@ endif
 
 LIBGRPC_TEST_UTIL_UNSECURE_SRC = \
     test/core/end2end/cq_verifier.c \
+    test/core/end2end/fake_resolver.c \
     test/core/end2end/fixtures/http_proxy.c \
     test/core/end2end/fixtures/proxy.c \
     test/core/iomgr/endpoint_tests.c \

build.yaml

@@ -507,6 +507,7 @@ filegroups:
   build: test
   headers:
   - test/core/end2end/cq_verifier.h
+  - test/core/end2end/fake_resolver.h
   - test/core/end2end/fixtures/http_proxy.h
   - test/core/end2end/fixtures/proxy.h
   - test/core/iomgr/endpoint_tests.h
@@ -520,6 +521,7 @@ filegroups:
   - test/core/util/slice_splitter.h
   src:
   - test/core/end2end/cq_verifier.c
+  - test/core/end2end/fake_resolver.c
   - test/core/end2end/fixtures/http_proxy.c
   - test/core/end2end/fixtures/proxy.c
   - test/core/iomgr/endpoint_tests.c
@@ -1115,7 +1117,6 @@ libs:
   deps:
   - grpc++_reflection
   - grpc++
-  - grpc++_test_config
 - name: grpc_plugin_support
   build: protoc
   language: c++

composer.json

@@ -7,6 +7,7 @@
   "license": "BSD-3-Clause",
   "require": {
     "php": ">=5.5.0",
+    "ext-grpc": "*",
     "google/protobuf": "v3.1.0-alpha-1"
   },
   "require-dev": {

doc/core/pending_api_cleanups.md

@@ -15,3 +15,5 @@ number:
   `include/grpc/impl/codegen/grpc_types.h` (commit `af00d8b`)
 - remove `ServerBuilder::SetMaxMessageSize()` method from
   `include/grpc++/server_builder.h` (commit `6980362`)
+- remove `GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY` macro from
+  `include/grpc/impl/codegen/grpc_types.h` (commit `59c9f90`)

doc/cpp/pending_api_cleanups.md

@@ -0,0 +1,15 @@
+There are times when we make changes that include a temporary shim for
+backward-compatibility (e.g., a macro or some other function to preserve
+the original API) to avoid having to bump the major version number in
+the next release.  However, when we do eventually want to release a
+feature that does change the API in a non-backward-compatible way, we
+will wind up bumping the major version number anyway, at which point we
+can take the opportunity to clean up any pending backward-compatibility
+shims.
+
+This file lists all pending backward-compatibility changes that should
+be cleaned up the next time we are going to bump the major version
+number:
+
+- remove `ClientContext::set_fail_fast()` method from
+  `include/grpc++/impl/codegen/client_context.h` (commit `9477724`)

etc/roots.pem

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------END CERTIFICATE-----
-
 # Issuer: O=SECOM Trust Systems CO.,LTD. OU=Security Communication EV RootCA1
 # Subject: O=SECOM Trust Systems CO.,LTD. OU=Security Communication EV RootCA1
 # Label: "Security Communication EV RootCA1"
@@ -2047,48 +2015,6 @@ h7U/2k3ZIQAw3pDaDtMaSKk+hQsUi4y8QZ5q9w5wwDX3OaJdZtB7WZ+oRxKaJyOk
 LY4ng5IgodcVf/EuGO70SH8vf/GhGLWhC5SgYiAynB321O+/TIho
 -----END CERTIFICATE-----
 
-# Issuer: CN=EBG Elektronik Sertifika Hizmet Sağlayıcısı O=EBG Bilişim Teknolojileri ve Hizmetleri A.Ş.
-# Subject: CN=EBG Elektronik Sertifika Hizmet Sağlayıcısı O=EBG Bilişim Teknolojileri ve Hizmetleri A.Ş.
-# Label: "EBG Elektronik Sertifika Hizmet Sa\xC4\x9Flay\xc4\xb1\x63\xc4\xb1s\xc4\xb1"
-# Serial: 5525761995591021570
-# MD5 Fingerprint: 2c:20:26:9d:cb:1a:4a:00:85:b5:b7:5a:ae:c2:01:37
-# SHA1 Fingerprint: 8c:96:ba:eb:dd:2b:07:07:48:ee:30:32:66:a0:f3:98:6e:7c:ae:58
-# SHA256 Fingerprint: 35:ae:5b:dd:d8:f7:ae:63:5c:ff:ba:56:82:a8:f0:0b:95:f4:84:62:c7:10:8e:e9:a0:e5:29:2b:07:4a:af:b2
------BEGIN CERTIFICATE-----
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-
 # Issuer: O=certSIGN OU=certSIGN ROOT CA
 # Subject: O=certSIGN OU=certSIGN ROOT CA
 # Label: "certSIGN ROOT CA"
@@ -2427,43 +2353,6 @@ Y7BXN0Ute4qcvwXqZVUz9zkQxSgqIXobisQk+T8VyJoVIPVVYpbtbZNQvOSqeK3Z
 ywplh6ZmwcSBo3c6WB4L7oOLnR7SUqTMHW+wmG2UMbX4cQrcufx9MmDm66+KAQ==
 -----END CERTIFICATE-----
 
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-# Subject: CN=Juur-SK O=AS Sertifitseerimiskeskus
-# Label: "Juur-SK"
-# Serial: 999181308
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------BEGIN CERTIFICATE-----
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-
 # Issuer: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Subject: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Label: "Hongkong Post Root CA 1"

examples/node/static_codegen/greeter_client.js

@@ -39,13 +39,13 @@ var grpc = require('grpc');
 function main() {
   var client = new services.GreeterClient('localhost:50051',
                                           grpc.credentials.createInsecure());
+  var request = new messages.HelloRequest();
   var user;
   if (process.argv.length >= 3) {
     user = process.argv[2];
   } else {
     user = 'world';
   }
-  var request = new messages.HelloRequest();
   request.setName(user);
   client.sayHello(request, function(err, response) {
     console.log('Greeting:', response.getMessage());

examples/php/composer.json

@@ -2,6 +2,7 @@
   "name": "grpc/grpc-demo",
   "description": "gRPC example for PHP",
   "require": {
+    "ext-grpc": "*",
     "grpc/grpc": "v1.0.0"
   }
 }

include/grpc++/impl/codegen/client_context.h

@@ -226,8 +226,14 @@ class ClientContext {
   /// EXPERIMENTAL: Set this request to be cacheable
   void set_cacheable(bool cacheable) { cacheable_ = cacheable; }
 
-  /// EXPERIMENTAL: Trigger fail-fast or not on this request
-  void set_fail_fast(bool fail_fast) { fail_fast_ = fail_fast; }
+  /// EXPERIMENTAL: Trigger wait-for-ready or not on this request
+  void set_wait_for_ready(bool wait_for_ready) {
+    wait_for_ready_ = wait_for_ready;
+    wait_for_ready_explicitly_set_ = true;
+  }
+
+  /// DEPRECATED: Use set_wait_for_ready() instead.
+  void set_fail_fast(bool fail_fast) { set_wait_for_ready(!fail_fast); }
 
 #ifndef GRPC_CXX0X_NO_CHRONO
   /// Return the deadline for the client call.
@@ -347,14 +353,18 @@ class ClientContext {
 
   uint32_t initial_metadata_flags() const {
     return (idempotent_ ? GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST : 0) |
-           (fail_fast_ ? 0 : GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY) |
-           (cacheable_ ? GRPC_INITIAL_METADATA_CACHEABLE_REQUEST : 0);
+           (wait_for_ready_ ? GRPC_INITIAL_METADATA_WAIT_FOR_READY : 0) |
+           (cacheable_ ? GRPC_INITIAL_METADATA_CACHEABLE_REQUEST : 0) |
+           (wait_for_ready_explicitly_set_
+                ? GRPC_INITIAL_METADATA_WAIT_FOR_READY_EXPLICITLY_SET
+                : 0);
   }
 
   grpc::string authority() { return authority_; }
 
   bool initial_metadata_received_;
-  bool fail_fast_;
+  bool wait_for_ready_;
+  bool wait_for_ready_explicitly_set_;
   bool idempotent_;
   bool cacheable_;
   std::shared_ptr<Channel> channel_;

include/grpc/impl/codegen/grpc_types.h

@@ -257,15 +257,22 @@ typedef enum grpc_call_error {
 /** Signal that the call is idempotent */
 #define GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST (0x00000010u)
 /** Signal that the call should not return UNAVAILABLE before it has started */
-#define GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY (0x00000020u)
+#define GRPC_INITIAL_METADATA_WAIT_FOR_READY (0x00000020u)
+/** DEPRECATED: for backward compatibility */
+#define GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY \
+  GRPC_INITIAL_METADATA_WAIT_FOR_READY
 /** Signal that the call is cacheable. GRPC is free to use GET verb */
 #define GRPC_INITIAL_METADATA_CACHEABLE_REQUEST (0x00000040u)
+/** Signal that GRPC_INITIAL_METADATA_WAIT_FOR_READY was explicitly set
+    by the calling application. */
+#define GRPC_INITIAL_METADATA_WAIT_FOR_READY_EXPLICITLY_SET (0x00000080u)
 
 /** Mask of all valid flags */
-#define GRPC_INITIAL_METADATA_USED_MASK        \
-  (GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST |  \
-   GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY | \
-   GRPC_INITIAL_METADATA_CACHEABLE_REQUEST)
+#define GRPC_INITIAL_METADATA_USED_MASK       \
+  (GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST | \
+   GRPC_INITIAL_METADATA_WAIT_FOR_READY |     \
+   GRPC_INITIAL_METADATA_CACHEABLE_REQUEST |  \
+   GRPC_INITIAL_METADATA_WAIT_FOR_READY_EXPLICITLY_SET)
 
 /** A single metadata element */
 typedef struct grpc_metadata {

src/core/ext/client_config/client_channel.c

@@ -111,10 +111,10 @@ static void set_channel_connectivity_state_locked(grpc_exec_ctx *exec_ctx,
   if ((state == GRPC_CHANNEL_TRANSIENT_FAILURE ||
        state == GRPC_CHANNEL_SHUTDOWN) &&
       chand->lb_policy != NULL) {
-    /* cancel fail-fast picks */
+    /* cancel picks with wait_for_ready=false */
     grpc_lb_policy_cancel_picks(
         exec_ctx, chand->lb_policy,
-        /* mask= */ GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY,
+        /* mask= */ GRPC_INITIAL_METADATA_WAIT_FOR_READY,
         /* check= */ 0, GRPC_ERROR_REF(error));
   }
   grpc_connectivity_state_set(exec_ctx, &chand->state_tracker, state, error,
@@ -185,10 +185,35 @@ static void on_resolver_result_changed(grpc_exec_ctx *exec_ctx, void *arg,
     lb_policy_args.additional_args =
         grpc_resolver_result_get_lb_policy_args(chand->resolver_result);
     lb_policy_args.client_channel_factory = chand->client_channel_factory;
-    lb_policy = grpc_lb_policy_create(
-        exec_ctx,
-        grpc_resolver_result_get_lb_policy_name(chand->resolver_result),
-        &lb_policy_args);
+
+    // Special case: If all of the addresses are balancer addresses,
+    // assume that we should use the grpclb policy, regardless of what the
+    // resolver actually specified.
+    const char *lb_policy_name =
+        grpc_resolver_result_get_lb_policy_name(chand->resolver_result);
+    bool found_backend_address = false;
+    for (size_t i = 0; i < lb_policy_args.addresses->num_addresses; ++i) {
+      if (!lb_policy_args.addresses->addresses[i].is_balancer) {
+        found_backend_address = true;
+        break;
+      }
+    }
+    if (!found_backend_address) {
+      if (lb_policy_name != NULL && strcmp(lb_policy_name, "grpclb") != 0) {
+        gpr_log(GPR_INFO,
+                "resolver requested LB policy %s but provided only balancer "
+                "addresses, no backend addresses -- forcing use of grpclb LB "
+                "policy",
+                (lb_policy_name == NULL ? "(none)" : lb_policy_name));
+      }
+      lb_policy_name = "grpclb";
+    }
+    // Use pick_first if nothing was specified and we didn't select grpclb
+    // above.
+    if (lb_policy_name == NULL) lb_policy_name = "pick_first";
+
+    lb_policy =
+        grpc_lb_policy_create(exec_ctx, lb_policy_name, &lb_policy_args);
     if (lb_policy != NULL) {
       GRPC_LB_POLICY_REF(lb_policy, "config_change");
       GRPC_ERROR_UNREF(state_error);
@@ -602,9 +627,10 @@ static bool pick_subchannel(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
     int r;
     GRPC_LB_POLICY_REF(lb_policy, "pick_subchannel");
     gpr_mu_unlock(&chand->mu);
-    const grpc_lb_policy_pick_args inputs = {calld->pollent, initial_metadata,
-                                             initial_metadata_flags,
-                                             &calld->lb_token_mdelem};
+    // TODO(dgq): make this deadline configurable somehow.
+    const grpc_lb_policy_pick_args inputs = {
+        calld->pollent, initial_metadata, initial_metadata_flags,
+        &calld->lb_token_mdelem, gpr_inf_future(GPR_CLOCK_MONOTONIC)};
     r = grpc_lb_policy_pick(exec_ctx, lb_policy, &inputs, connected_subchannel,
                             NULL, on_ready);
     GRPC_LB_POLICY_UNREF(exec_ctx, lb_policy, "pick_subchannel");

src/core/ext/client_config/lb_policy.h

@@ -59,10 +59,14 @@ typedef struct grpc_lb_policy_pick_args {
   grpc_polling_entity *pollent;
   /** Initial metadata associated with the picking call. */
   grpc_metadata_batch *initial_metadata;
-  /** See \a GRPC_INITIAL_METADATA_* in grpc_types.h */
+  /** Bitmask used for selective cancelling. See \a
+   * grpc_lb_policy_cancel_picks() and \a GRPC_INITIAL_METADATA_* in
+   * grpc_types.h */
   uint32_t initial_metadata_flags;
   /** Storage for LB token in \a initial_metadata, or NULL if not used */
   grpc_linked_mdelem *lb_token_mdelem_storage;
+  /** Deadline for the call to the LB server */
+  gpr_timespec deadline;
 } grpc_lb_policy_pick_args;
 
 struct grpc_lb_policy_vtable {
@@ -138,15 +142,18 @@ void grpc_lb_policy_weak_unref(grpc_exec_ctx *exec_ctx, grpc_lb_policy *policy);
 void grpc_lb_policy_init(grpc_lb_policy *policy,
                          const grpc_lb_policy_vtable *vtable);
 
-/** Find an appropriate target for this call, based on \a pick_args.
-    Picking can be synchronous or asynchronous. In the synchronous case, when a
-    pick is readily available, it'll be returned in \a target and a non-zero
-    value will be returned.
-    In the asynchronous case, zero is returned and \a on_complete will be called
-    once \a target and \a user_data have been set. Any IO should be done under
-    \a pick_args->pollent. The opaque \a user_data output argument corresponds
-    to information that may need be propagated from the LB policy. It may be
-    NULL. Errors are signaled by receiving a NULL \a *target. */
+/** Finds an appropriate subchannel for a call, based on \a pick_args.
+
+    \a target will be set to the selected subchannel, or NULL on failure.
+    Upon success, \a user_data will be set to whatever opaque information
+    may need to be propagated from the LB policy, or NULL if not needed.
+
+    If the pick succeeds and a result is known immediately, a non-zero
+    value will be returned.  Otherwise, \a on_complete will be invoked
+    once the pick is complete with its error argument set to indicate
+    success or failure.
+
+    Any I/O should be done under \a pick_args->pollent. */
 int grpc_lb_policy_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *policy,
                         const grpc_lb_policy_pick_args *pick_args,
                         grpc_connected_subchannel **target, void **user_data,

src/core/ext/lb_policy/grpclb/grpclb.c

@@ -105,6 +105,7 @@
 #include <grpc/support/alloc.h>
 #include <grpc/support/host_port.h>
 #include <grpc/support/string_util.h>
+#include <grpc/support/time.h>
 
 #include "src/core/ext/client_config/client_channel_factory.h"
 #include "src/core/ext/client_config/lb_policy_factory.h"
@@ -199,18 +200,8 @@ static void wrapped_rr_closure(grpc_exec_ctx *exec_ctx, void *arg,
 typedef struct pending_pick {
   struct pending_pick *next;
 
-  /* polling entity for the pick()'s async notification */
-  grpc_polling_entity *pollent;
-
-  /* the initial metadata for the pick. See grpc_lb_policy_pick() */
-  grpc_metadata_batch *initial_metadata;
-
-  /* storage for the lb token initial metadata mdelem */
-  grpc_linked_mdelem *lb_token_mdelem_storage;
-
-  /* bitmask passed to pick() and used for selective cancelling. See
-   * grpc_lb_policy_cancel_picks() */
-  uint32_t initial_metadata_flags;
+  /* original pick()'s arguments */
+  grpc_lb_policy_pick_args pick_args;
 
   /* output argument where to store the pick()ed connected subchannel, or NULL
    * upon error. */
@@ -232,11 +223,8 @@ static void add_pending_pick(pending_pick **root,
   memset(pp, 0, sizeof(pending_pick));
   memset(&pp->wrapped_on_complete_arg, 0, sizeof(wrapped_rr_closure_arg));
   pp->next = *root;
-  pp->pollent = pick_args->pollent;
+  pp->pick_args = *pick_args;
   pp->target = target;
-  pp->initial_metadata = pick_args->initial_metadata;
-  pp->initial_metadata_flags = pick_args->initial_metadata_flags;
-  pp->lb_token_mdelem_storage = pick_args->lb_token_mdelem_storage;
   pp->wrapped_on_complete_arg.wrapped_closure = on_complete;
   pp->wrapped_on_complete_arg.target = target;
   pp->wrapped_on_complete_arg.initial_metadata = pick_args->initial_metadata;
@@ -283,9 +271,13 @@ typedef struct glb_lb_policy {
   /** mutex protecting remaining members */
   gpr_mu mu;
 
+  /** who the client is trying to communicate with */
   const char *server_name;
   grpc_client_channel_factory *cc_factory;
 
+  /** deadline for the LB's call */
+  gpr_timespec deadline;
+
   /** for communicating with the LB server */
   grpc_channel *lb_channel;
 
@@ -486,10 +478,8 @@ static void rr_handover(grpc_exec_ctx *exec_ctx, glb_lb_policy *glb_policy,
       gpr_log(GPR_INFO, "Pending pick about to PICK from 0x%" PRIxPTR "",
               (intptr_t)glb_policy->rr_policy);
     }
-    const grpc_lb_policy_pick_args pick_args = {
-        pp->pollent, pp->initial_metadata, pp->initial_metadata_flags,
-        pp->lb_token_mdelem_storage};
-    grpc_lb_policy_pick(exec_ctx, glb_policy->rr_policy, &pick_args, pp->target,
+    grpc_lb_policy_pick(exec_ctx, glb_policy->rr_policy, &pp->pick_args,
+                        pp->target,
                         (void **)&pp->wrapped_on_complete_arg.lb_token,
                         &pp->wrapped_on_complete);
     pp->wrapped_on_complete_arg.owning_pending_node = pp;
@@ -589,7 +579,7 @@ static grpc_lb_policy *glb_create(grpc_exec_ctx *exec_ctx,
                        &addr_strs[addr_index++],
                        (const struct sockaddr *)&args->addresses->addresses[i]
                            .address.addr,
-                       true) == 0);
+                       true) > 0);
       }
     }
   }
@@ -660,7 +650,6 @@ static void glb_shutdown(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
     *pp->target = NULL;
     grpc_exec_ctx_sched(exec_ctx, &pp->wrapped_on_complete, GRPC_ERROR_NONE,
                         NULL);
-    gpr_free(pp);
     pp = next;
   }
 
@@ -698,12 +687,11 @@ static void glb_cancel_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
     pending_pick *next = pp->next;
     if (pp->target == target) {
       grpc_polling_entity_del_from_pollset_set(
-          exec_ctx, pp->pollent, glb_policy->base.interested_parties);
+          exec_ctx, pp->pick_args.pollent, glb_policy->base.interested_parties);
       *target = NULL;
       grpc_exec_ctx_sched(
           exec_ctx, &pp->wrapped_on_complete,
           GRPC_ERROR_CREATE_REFERENCING("Pick Cancelled", &error, 1), NULL);
-      gpr_free(pp);
     } else {
       pp->next = glb_policy->pending_picks;
       glb_policy->pending_picks = pp;
@@ -729,14 +717,13 @@ static void glb_cancel_picks(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
   glb_policy->pending_picks = NULL;
   while (pp != NULL) {
     pending_pick *next = pp->next;
-    if ((pp->initial_metadata_flags & initial_metadata_flags_mask) ==
+    if ((pp->pick_args.initial_metadata_flags & initial_metadata_flags_mask) ==
         initial_metadata_flags_eq) {
       grpc_polling_entity_del_from_pollset_set(
-          exec_ctx, pp->pollent, glb_policy->base.interested_parties);
+          exec_ctx, pp->pick_args.pollent, glb_policy->base.interested_parties);
       grpc_exec_ctx_sched(
           exec_ctx, &pp->wrapped_on_complete,
           GRPC_ERROR_CREATE_REFERENCING("Pick Cancelled", &error, 1), NULL);
-      gpr_free(pp);
     } else {
       pp->next = glb_policy->pending_picks;
       glb_policy->pending_picks = pp;
@@ -767,8 +754,6 @@ static int glb_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
                     const grpc_lb_policy_pick_args *pick_args,
                     grpc_connected_subchannel **target, void **user_data,
                     grpc_closure *on_complete) {
-  glb_lb_policy *glb_policy = (glb_lb_policy *)pol;
-
   if (pick_args->lb_token_mdelem_storage == NULL) {
     *target = NULL;
     grpc_exec_ctx_sched(
@@ -776,11 +761,13 @@ static int glb_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
         GRPC_ERROR_CREATE("No mdelem storage for the LB token. Load reporting "
                           "won't work without it. Failing"),
         NULL);
-    return 1;
+    return 0;
   }
 
+  glb_lb_policy *glb_policy = (glb_lb_policy *)pol;
   gpr_mu_lock(&glb_policy->mu);
-  int r;
+  glb_policy->deadline = pick_args->deadline;
+  bool pick_done;
 
   if (glb_policy->rr_policy != NULL) {
     if (grpc_lb_glb_trace) {
@@ -799,10 +786,11 @@ static int glb_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
     grpc_closure_init(&glb_policy->wrapped_on_complete, wrapped_rr_closure,
                       &glb_policy->wc_arg);
 
-    r = grpc_lb_policy_pick(exec_ctx, glb_policy->rr_policy, pick_args, target,
+    pick_done =
+        grpc_lb_policy_pick(exec_ctx, glb_policy->rr_policy, pick_args, target,
                             (void **)&glb_policy->wc_arg.lb_token,
                             &glb_policy->wrapped_on_complete);
-    if (r != 0) {
+    if (pick_done) {
       /* synchronous grpc_lb_policy_pick call. Unref the RR policy. */
       if (grpc_lb_glb_trace) {
         gpr_log(GPR_INFO, "Unreffing RR (0x%" PRIxPTR ")",
@@ -816,6 +804,8 @@ static int glb_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
           GRPC_MDELEM_REF(glb_policy->wc_arg.lb_token));
     }
   } else {
+    /* else, the pending pick will be registered and taken care of by the
+     * pending pick list inside the RR policy (glb_policy->rr_policy) */
     grpc_polling_entity_add_to_pollset_set(exec_ctx, pick_args->pollent,
                                            glb_policy->base.interested_parties);
     add_pending_pick(&glb_policy->pending_picks, pick_args, target,
@@ -824,10 +814,10 @@ static int glb_pick(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
     if (!glb_policy->started_picking) {
       start_picking(exec_ctx, glb_policy);
     }
-    r = 0;
+    pick_done = false;
   }
   gpr_mu_unlock(&glb_policy->mu);
-  return r;
+  return pick_done;
 }
 
 static grpc_connectivity_state glb_check_connectivity(
@@ -937,8 +927,7 @@ static lb_client_data *lb_client_data_create(glb_lb_policy *glb_policy) {
   grpc_closure_init(&lb_client->close_sent, close_sent_cb, lb_client);
   grpc_closure_init(&lb_client->srv_status_rcvd, srv_status_rcvd_cb, lb_client);
 
-  /* TODO(dgq): get the deadline from the parent channel. */
-  lb_client->deadline = gpr_inf_future(GPR_CLOCK_MONOTONIC);
+  lb_client->deadline = glb_policy->deadline;
 
   /* Note the following LB call progresses every time there's activity in \a
    * glb_policy->base.interested_parties, which is comprised of the polling

src/core/ext/resolver/dns/native/dns_resolver.c

@@ -53,16 +53,12 @@
 typedef struct {
   /** base class: must be first */
   grpc_resolver base;
-  /** refcount */
-  gpr_refcount refs;
   /** target name */
   char *target_name;
   /** name to resolve (usually the same as target_name) */
   char *name_to_resolve;
   /** default port to use */
   char *default_port;
-  /** load balancing policy name */
-  char *lb_policy_name;
 
   /** mutex guarding the rest of the state */
   gpr_mu mu;
@@ -181,7 +177,7 @@ static void dns_on_resolved(grpc_exec_ctx *exec_ctx, void *arg,
     }
     grpc_resolved_addresses_destroy(r->addresses);
     result = grpc_resolver_result_create(r->target_name, addresses,
-                                         r->lb_policy_name, NULL);
+                                         NULL /* lb_policy_name */, NULL);
   } else {
     gpr_timespec now = gpr_now(GPR_CLOCK_MONOTONIC);
     gpr_timespec next_try = gpr_backoff_step(&r->backoff_state, now);
@@ -245,13 +241,11 @@ static void dns_destroy(grpc_exec_ctx *exec_ctx, grpc_resolver *gr) {
   gpr_free(r->target_name);
   gpr_free(r->name_to_resolve);
   gpr_free(r->default_port);
-  gpr_free(r->lb_policy_name);
   gpr_free(r);
 }
 
 static grpc_resolver *dns_create(grpc_resolver_args *args,
-                                 const char *default_port,
-                                 const char *lb_policy_name) {
+                                 const char *default_port) {
   if (0 != strcmp(args->uri->authority, "")) {
     gpr_log(GPR_ERROR, "authority based dns uri's not supported");
     return NULL;
@@ -264,7 +258,6 @@ static grpc_resolver *dns_create(grpc_resolver_args *args,
   // Create resolver.
   dns_resolver *r = gpr_malloc(sizeof(dns_resolver));
   memset(r, 0, sizeof(*r));
-  gpr_ref_init(&r->refs, 1);
   gpr_mu_init(&r->mu);
   grpc_resolver_init(&r->base, &dns_resolver_vtable);
   r->target_name = gpr_strdup(path);
@@ -272,7 +265,6 @@ static grpc_resolver *dns_create(grpc_resolver_args *args,
   r->default_port = gpr_strdup(default_port);
   gpr_backoff_init(&r->backoff_state, BACKOFF_MULTIPLIER, BACKOFF_JITTER,
                    BACKOFF_MIN_SECONDS * 1000, BACKOFF_MAX_SECONDS * 1000);
-  r->lb_policy_name = gpr_strdup(lb_policy_name);
   return &r->base;
 }
 
@@ -286,7 +278,7 @@ static void dns_factory_unref(grpc_resolver_factory *factory) {}
 
 static grpc_resolver *dns_factory_create_resolver(
     grpc_resolver_factory *factory, grpc_resolver_args *args) {
-  return dns_create(args, "https", "pick_first");
+  return dns_create(args, "https");
 }
 
 static char *dns_factory_get_default_host_name(grpc_resolver_factory *factory,

src/core/ext/resolver/sockaddr/sockaddr_resolver.c

@@ -49,10 +49,6 @@
 typedef struct {
   /** base class: must be first */
   grpc_resolver base;
-  /** refcount */
-  gpr_refcount refs;
-  /** load balancing policy name */
-  char *lb_policy_name;
   /** the path component of the uri passed in */
   char *target_name;
   /** the addresses that we've 'resolved' */
@@ -123,7 +119,7 @@ static void sockaddr_maybe_finish_next_locked(grpc_exec_ctx *exec_ctx,
     *r->target_result = grpc_resolver_result_create(
         r->target_name,
         grpc_lb_addresses_copy(r->addresses, NULL /* user_data_copy */),
-        r->lb_policy_name, NULL);
+        NULL /* lb_policy_name */, NULL);
     grpc_exec_ctx_sched(exec_ctx, r->next_completion, GRPC_ERROR_NONE, NULL);
     r->next_completion = NULL;
   }
@@ -133,7 +129,6 @@ static void sockaddr_destroy(grpc_exec_ctx *exec_ctx, grpc_resolver *gr) {
   sockaddr_resolver *r = (sockaddr_resolver *)gr;
   gpr_mu_destroy(&r->mu);
   grpc_lb_addresses_destroy(r->addresses, NULL /* user_data_destroy */);
-  gpr_free(r->lb_policy_name);
   gpr_free(r->target_name);
   gpr_free(r);
 }
@@ -163,80 +158,49 @@ char *unix_get_default_authority(grpc_resolver_factory *factory,
 
 static void do_nothing(void *ignored) {}
 
-static grpc_resolver *sockaddr_create(
-    grpc_resolver_args *args, const char *default_lb_policy_name,
-    int parse(grpc_uri *uri, struct sockaddr_storage *dst, size_t *len)) {
-  bool errors_found = false;
-  sockaddr_resolver *r;
-  gpr_slice path_slice;
-  gpr_slice_buffer path_parts;
-
+static grpc_resolver *sockaddr_create(grpc_resolver_args *args,
+                                      int parse(grpc_uri *uri,
+                                                struct sockaddr_storage *dst,
+                                                size_t *len)) {
   if (0 != strcmp(args->uri->authority, "")) {
     gpr_log(GPR_ERROR, "authority based uri's not supported by the %s scheme",
             args->uri->scheme);
     return NULL;
   }
-
-  r = gpr_malloc(sizeof(sockaddr_resolver));
-  memset(r, 0, sizeof(*r));
-
-  r->lb_policy_name =
-      gpr_strdup(grpc_uri_get_query_arg(args->uri, "lb_policy"));
-  const char *lb_enabled_qpart =
-      grpc_uri_get_query_arg(args->uri, "lb_enabled");
-  /* anything other than "0" is interpreted as true */
-  const bool lb_enabled =
-      (lb_enabled_qpart != NULL && (strcmp("0", lb_enabled_qpart) != 0));
-
-  if (r->lb_policy_name != NULL && strcmp("grpclb", r->lb_policy_name) == 0 &&
-      !lb_enabled) {
-    /* we want grpclb but the "resolved" addresses aren't LB enabled. Bail
-     * out, as this is meant mostly for tests. */
-    gpr_log(GPR_ERROR,
-            "Requested 'grpclb' LB policy but resolved addresses don't "
-            "support load balancing.");
-    abort();
-  }
-
-  if (r->lb_policy_name == NULL) {
-    r->lb_policy_name = gpr_strdup(default_lb_policy_name);
-  }
-
-  path_slice =
+  /* Construct addresses. */
+  gpr_slice path_slice =
       gpr_slice_new(args->uri->path, strlen(args->uri->path), do_nothing);
+  gpr_slice_buffer path_parts;
   gpr_slice_buffer_init(&path_parts);
-
   gpr_slice_split(path_slice, ",", &path_parts);
-  r->addresses = grpc_lb_addresses_create(path_parts.count);
-  for (size_t i = 0; i < r->addresses->num_addresses; i++) {
+  grpc_lb_addresses *addresses = grpc_lb_addresses_create(path_parts.count);
+  bool errors_found = false;
+  for (size_t i = 0; i < addresses->num_addresses; i++) {
     grpc_uri ith_uri = *args->uri;
     char *part_str = gpr_dump_slice(path_parts.slices[i], GPR_DUMP_ASCII);
     ith_uri.path = part_str;
-    if (!parse(&ith_uri, (struct sockaddr_storage *)(&r->addresses->addresses[i]
-                                                          .address.addr),
-               &r->addresses->addresses[i].address.len)) {
+    if (!parse(
+            &ith_uri,
+            (struct sockaddr_storage *)(&addresses->addresses[i].address.addr),
+            &addresses->addresses[i].address.len)) {
       errors_found = true;
     }
     gpr_free(part_str);
-    r->addresses->addresses[i].is_balancer = lb_enabled;
     if (errors_found) break;
   }
-
-  r->target_name = gpr_strdup(args->uri->path);
   gpr_slice_buffer_destroy(&path_parts);
   gpr_slice_unref(path_slice);
   if (errors_found) {
-    gpr_free(r->lb_policy_name);
-    gpr_free(r->target_name);
-    grpc_lb_addresses_destroy(r->addresses, NULL /* user_data_destroy */);
-    gpr_free(r);
+    grpc_lb_addresses_destroy(addresses, NULL /* user_data_destroy */);
     return NULL;
   }
-
-  gpr_ref_init(&r->refs, 1);
+  /* Instantiate resolver. */
+  sockaddr_resolver *r = gpr_malloc(sizeof(sockaddr_resolver));
+  memset(r, 0, sizeof(*r));
+  r->target_name = gpr_strdup(args->uri->path);
+  r->addresses = addresses;
   gpr_mu_init(&r->mu);
   grpc_resolver_init(&r->base, &sockaddr_resolver_vtable);
-
   return &r->base;
 }
 
@@ -251,7 +215,7 @@ static void sockaddr_factory_unref(grpc_resolver_factory *factory) {}
 #define DECL_FACTORY(name)                                                  \
   static grpc_resolver *name##_factory_create_resolver(                     \
       grpc_resolver_factory *factory, grpc_resolver_args *args) {           \
-    return sockaddr_create(args, "pick_first", parse_##name);               \
+    return sockaddr_create(args, parse_##name);                             \
   }                                                                         \
   static const grpc_resolver_factory_vtable name##_factory_vtable = {       \
       sockaddr_factory_ref, sockaddr_factory_unref,                         \

src/core/ext/transport/cronet/transport/cronet_transport.c

@@ -239,6 +239,14 @@ static const char *op_id_string(enum e_op_id i) {
   return "UNKNOWN";
 }
 
+static void free_read_buffer(stream_obj *s) {
+  if (s->state.rs.read_buffer &&
+      s->state.rs.read_buffer != s->state.rs.grpc_header_bytes) {
+    gpr_free(s->state.rs.read_buffer);
+    s->state.rs.read_buffer = NULL;
+  }
+}
+
 /*
   Add a new stream op to op storage.
 */
@@ -341,6 +349,7 @@ static void on_failed(cronet_bidirectional_stream *stream, int net_error) {
     gpr_free(s->state.ws.write_buffer);
     s->state.ws.write_buffer = NULL;
   }
+  free_read_buffer(s);
   gpr_mu_unlock(&s->mu);
   execute_from_storage(s);
 }
@@ -363,6 +372,7 @@ static void on_canceled(cronet_bidirectional_stream *stream) {
     gpr_free(s->state.ws.write_buffer);
     s->state.ws.write_buffer = NULL;
   }
+  free_read_buffer(s);
   gpr_mu_unlock(&s->mu);
   execute_from_storage(s);
 }
@@ -377,6 +387,7 @@ static void on_succeeded(cronet_bidirectional_stream *stream) {
   cronet_bidirectional_stream_destroy(s->cbs);
   s->state.state_callback_received[OP_SUCCEEDED] = true;
   s->cbs = NULL;
+  free_read_buffer(s);
   gpr_mu_unlock(&s->mu);
   execute_from_storage(s);
 }
@@ -531,7 +542,8 @@ static void create_grpc_frame(gpr_slice_buffer *write_slice_buffer,
 */
 static void convert_metadata_to_cronet_headers(
     grpc_linked_mdelem *head, const char *host, char **pp_url,
-    cronet_bidirectional_stream_header **pp_headers, size_t *p_num_headers) {
+    cronet_bidirectional_stream_header **pp_headers, size_t *p_num_headers,
+    const char **method) {
   grpc_linked_mdelem *curr = head;
   /* Walk the linked list and get number of header fields */
   size_t num_headers_available = 0;
@@ -558,11 +570,20 @@ static void convert_metadata_to_cronet_headers(
     curr = curr->next;
     const char *key = grpc_mdstr_as_c_string(mdelem->key);
     const char *value = grpc_mdstr_as_c_string(mdelem->value);
-    if (mdelem->key == GRPC_MDSTR_METHOD || mdelem->key == GRPC_MDSTR_SCHEME ||
+    if (mdelem->key == GRPC_MDSTR_SCHEME ||
         mdelem->key == GRPC_MDSTR_AUTHORITY) {
       /* Cronet populates these fields on its own */
       continue;
     }
+    if (mdelem->key == GRPC_MDSTR_METHOD) {
+      if (mdelem->value == GRPC_MDSTR_PUT) {
+        *method = "PUT";
+      } else {
+        /* POST method in default*/
+        *method = "POST";
+      }
+      continue;
+    }
     if (mdelem->key == GRPC_MDSTR_PATH) {
       /* Create URL by appending :path value to the hostname */
       gpr_asprintf(pp_url, "https://%s%s", host, value);
@@ -759,15 +780,16 @@ static enum e_op_result execute_stream_op(grpc_exec_ctx *exec_ctx,
     s->cbs = cronet_bidirectional_stream_create(s->curr_ct.engine, s->curr_gs,
                                                 &cronet_callbacks);
     CRONET_LOG(GPR_DEBUG, "%p = cronet_bidirectional_stream_create()", s->cbs);
-    char *url;
+    char *url = NULL;
+    const char *method = "POST";
     s->header_array.headers = NULL;
     convert_metadata_to_cronet_headers(
         stream_op->send_initial_metadata->list.head, s->curr_ct.host, &url,
-        &s->header_array.headers, &s->header_array.count);
+        &s->header_array.headers, &s->header_array.count, &method);
     s->header_array.capacity = s->header_array.count;
     CRONET_LOG(GPR_DEBUG, "cronet_bidirectional_stream_start(%p, %s)", s->cbs,
                url);
-    cronet_bidirectional_stream_start(s->cbs, url, 0, "POST", &s->header_array,
+    cronet_bidirectional_stream_start(s->cbs, url, 0, method, &s->header_array,
                                       false);
     stream_state->state_op_done[OP_SEND_INITIAL_METADATA] = true;
     result = ACTION_TAKEN_WITH_CALLBACK;
@@ -901,6 +923,7 @@ static enum e_op_result execute_stream_op(grpc_exec_ctx *exec_ctx,
       uint8_t *dst_p = GPR_SLICE_START_PTR(read_data_slice);
       memcpy(dst_p, stream_state->rs.read_buffer,
              (size_t)stream_state->rs.length_field);
+      free_read_buffer(s);
       gpr_slice_buffer_init(&stream_state->rs.read_slice_buffer);
       gpr_slice_buffer_add(&stream_state->rs.read_slice_buffer,
                            read_data_slice);

src/core/lib/channel/message_size_filter.c

@@ -73,16 +73,22 @@ static void recv_message_ready(grpc_exec_ctx* exec_ctx, void* user_data,
     gpr_asprintf(&message_string,
                  "Received message larger than max (%u vs. %d)",
                  (*calld->recv_message)->length, chand->max_recv_size);
-    gpr_slice message = gpr_slice_from_copied_string(message_string);
+    grpc_error* new_error = grpc_error_set_int(
+        GRPC_ERROR_CREATE(message_string), GRPC_ERROR_INT_GRPC_STATUS,
+        GRPC_STATUS_INVALID_ARGUMENT);
+    if (error == GRPC_ERROR_NONE) {
+      error = new_error;
+    } else {
+      error = grpc_error_add_child(error, new_error);
+      GRPC_ERROR_UNREF(new_error);
+    }
     gpr_free(message_string);
-    grpc_call_element_send_close_with_message(
-        exec_ctx, elem, GRPC_STATUS_INVALID_ARGUMENT, &message);
   }
   // Invoke the next callback.
   grpc_exec_ctx_sched(exec_ctx, calld->next_recv_message_ready, error, NULL);
 }
 
-// Start transport op.
+// Start transport stream op.
 static void start_transport_stream_op(grpc_exec_ctx* exec_ctx,
                                       grpc_call_element* elem,
                                       grpc_transport_stream_op* op) {

src/core/lib/iomgr/error.h

@@ -40,6 +40,10 @@
 #include <grpc/status.h>
 #include <grpc/support/time.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /// Opaque representation of an error.
 /// Errors are refcounted objects that represent the result of an operation.
 /// Ownership laws:
@@ -204,4 +208,8 @@ bool grpc_log_if_error(const char *what, grpc_error *error, const char *file,
 #define GRPC_LOG_IF_ERROR(what, error) \
   grpc_log_if_error((what), (error), __FILE__, __LINE__)
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* GRPC_CORE_LIB_IOMGR_ERROR_H */

src/core/lib/iomgr/udp_server.c

@@ -38,7 +38,6 @@
 
 #include <grpc/support/port_platform.h>
 
-#ifdef GRPC_NEED_UDP
 #ifdef GPR_POSIX_SOCKET
 
 #include "src/core/lib/iomgr/udp_server.h"
@@ -171,6 +170,8 @@ static void deactivated_all_ports(grpc_exec_ctx *exec_ctx, grpc_udp_server *s) {
       sp->destroyed_closure.cb = destroyed_port;
       sp->destroyed_closure.cb_arg = s;
 
+      /* Call the orphan_cb to signal that the FD is about to be closed and
+       * should no longer be used. */
       GPR_ASSERT(sp->orphan_cb);
       sp->orphan_cb(sp->emfd);
 
@@ -197,6 +198,12 @@ void grpc_udp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_udp_server *s,
   /* shutdown all fd's */
   if (s->active_ports) {
     for (i = 0; i < s->nports; i++) {
+      server_port *sp = &s->ports[i];
+      /* Call the orphan_cb to signal that the FD is about to be closed and
+       * should no longer be used. */
+      GPR_ASSERT(sp->orphan_cb);
+      sp->orphan_cb(sp->emfd);
+
       grpc_fd_shutdown(exec_ctx, s->ports[i].emfd);
     }
     gpr_mu_unlock(&s->mu);
@@ -439,4 +446,3 @@ void grpc_udp_server_start(grpc_exec_ctx *exec_ctx, grpc_udp_server *s,
 }
 
 #endif
-#endif

src/core/lib/surface/byte_buffer.c

@@ -72,8 +72,9 @@ grpc_byte_buffer *grpc_raw_byte_buffer_from_reader(
 grpc_byte_buffer *grpc_byte_buffer_copy(grpc_byte_buffer *bb) {
   switch (bb->type) {
     case GRPC_BB_RAW:
-      return grpc_raw_byte_buffer_create(bb->data.raw.slice_buffer.slices,
-                                         bb->data.raw.slice_buffer.count);
+      return grpc_raw_compressed_byte_buffer_create(
+          bb->data.raw.slice_buffer.slices, bb->data.raw.slice_buffer.count,
+          bb->data.raw.compression);
   }
   GPR_UNREACHABLE_CODE(return NULL);
 }

src/core/lib/surface/call.c

@@ -1103,8 +1103,8 @@ static void receiving_slice_ready(grpc_exec_ctx *exec_ctx, void *bctlp,
   }
 }
 
-static void process_data_after_md(grpc_exec_ctx *exec_ctx, batch_control *bctl,
-                                  bool success) {
+static void process_data_after_md(grpc_exec_ctx *exec_ctx,
+                                  batch_control *bctl) {
   grpc_call *call = bctl->call;
   if (call->receiving_stream == NULL) {
     *call->receiving_buffer = NULL;
@@ -1124,8 +1124,6 @@ static void process_data_after_md(grpc_exec_ctx *exec_ctx, batch_control *bctl,
     grpc_closure_init(&call->receiving_slice_ready, receiving_slice_ready,
                       bctl);
     continue_receiving_slices(exec_ctx, bctl);
-    /* early out */
-    return;
   }
 }
 
@@ -1133,12 +1131,17 @@ static void receiving_stream_ready(grpc_exec_ctx *exec_ctx, void *bctlp,
                                    grpc_error *error) {
   batch_control *bctl = bctlp;
   grpc_call *call = bctl->call;
-
+  if (error != GRPC_ERROR_NONE) {
+    grpc_status_code status;
+    const char *msg;
+    grpc_error_get_status(error, &status, &msg);
+    close_with_status(exec_ctx, call, status, msg);
+  }
   gpr_mu_lock(&bctl->call->mu);
   if (bctl->call->has_initial_md_been_received || error != GRPC_ERROR_NONE ||
       call->receiving_stream == NULL) {
     gpr_mu_unlock(&bctl->call->mu);
-    process_data_after_md(exec_ctx, bctlp, error);
+    process_data_after_md(exec_ctx, bctlp);
   } else {
     call->saved_receiving_stream_ready_bctlp = bctlp;
     gpr_mu_unlock(&bctl->call->mu);

src/cpp/client/client_context.cc

@@ -59,7 +59,8 @@ static ClientContext::GlobalCallbacks* g_client_callbacks =
 
 ClientContext::ClientContext()
     : initial_metadata_received_(false),
-      fail_fast_(true),
+      wait_for_ready_(false),
+      wait_for_ready_explicitly_set_(false),
       idempotent_(false),
       cacheable_(false),
       call_(nullptr),

src/cpp/common/channel_filter.h

@@ -42,6 +42,7 @@
 #include <vector>
 
 #include "src/core/lib/channel/channel_stack.h"
+#include "src/core/lib/security/context/security_context.h"
 #include "src/core/lib/surface/channel_init.h"
 #include "src/core/lib/transport/metadata_batch.h"
 
@@ -54,11 +55,6 @@
 ///       "name-of-filter", GRPC_SERVER_CHANNEL, INT_MAX, nullptr);
 /// \endcode
 
-/// Forward declaration to avoid including the file
-/// "src/core/lib/security/context/security_context.h"
-struct grpc_client_security_context;
-struct grpc_server_security_context;
-
 namespace grpc {
 
 /// A C++ wrapper for the \c grpc_metadata_batch struct.

src/csharp/Grpc.Tools.nuspec

@@ -17,17 +17,17 @@
   </metadata>
   <files>
     <!-- forward slashes in src path enable building on Linux -->
-    <file src="protoc_plugins/windows_x86/protoc.exe" target="tools\windows_x86\protoc.exe" />
-    <file src="protoc_plugins/windows_x86/grpc_csharp_plugin.exe" target="tools\windows_x86\grpc_csharp_plugin.exe" />
-    <file src="protoc_plugins/windows_x64/protoc.exe" target="tools\windows_x64\protoc.exe" />
-    <file src="protoc_plugins/windows_x64/grpc_csharp_plugin.exe" target="tools\windows_x64\grpc_csharp_plugin.exe" />
-    <file src="protoc_plugins/linux_x86/protoc" target="tools\linux_x86\protoc" />
-    <file src="protoc_plugins/linux_x86/grpc_csharp_plugin" target="tools\linux_x86\grpc_csharp_plugin" />
-    <file src="protoc_plugins/linux_x64/protoc" target="tools\linux_x64\protoc" />
-    <file src="protoc_plugins/linux_x64/grpc_csharp_plugin" target="tools\linux_x64\grpc_csharp_plugin" />
-    <file src="protoc_plugins/macosx_x86/protoc" target="tools\macosx_x86\protoc" />
-    <file src="protoc_plugins/macosx_x86/grpc_csharp_plugin" target="tools\macosx_x86\grpc_csharp_plugin" />
-    <file src="protoc_plugins/macosx_x64/protoc" target="tools\macosx_x64\protoc" />
-    <file src="protoc_plugins/macosx_x64/grpc_csharp_plugin" target="tools\macosx_x64\grpc_csharp_plugin" />
+    <file src="protoc_plugins/windows_x86/protoc.exe" target="tools/windows_x86/protoc.exe" />
+    <file src="protoc_plugins/windows_x86/grpc_csharp_plugin.exe" target="tools/windows_x86/grpc_csharp_plugin.exe" />
+    <file src="protoc_plugins/windows_x64/protoc.exe" target="tools/windows_x64/protoc.exe" />
+    <file src="protoc_plugins/windows_x64/grpc_csharp_plugin.exe" target="tools/windows_x64/grpc_csharp_plugin.exe" />
+    <file src="protoc_plugins/linux_x86/protoc" target="tools/linux_x86/protoc" />
+    <file src="protoc_plugins/linux_x86/grpc_csharp_plugin" target="tools/linux_x86/grpc_csharp_plugin" />
+    <file src="protoc_plugins/linux_x64/protoc" target="tools/linux_x64/protoc" />
+    <file src="protoc_plugins/linux_x64/grpc_csharp_plugin" target="tools/linux_x64/grpc_csharp_plugin" />
+    <file src="protoc_plugins/macosx_x86/protoc" target="tools/macosx_x86/protoc" />
+    <file src="protoc_plugins/macosx_x86/grpc_csharp_plugin" target="tools/macosx_x86/grpc_csharp_plugin" />
+    <file src="protoc_plugins/macosx_x64/protoc" target="tools/macosx_x64/protoc" />
+    <file src="protoc_plugins/macosx_x64/grpc_csharp_plugin" target="tools/macosx_x64/grpc_csharp_plugin" />
   </files>
 </package>

src/objective-c/GRPCClient/GRPCCall.h

@@ -154,6 +154,18 @@ typedef NS_ENUM(NSUInteger, GRPCErrorCode) {
   GRPCErrorCodeDataLoss = 15,
 };
 
+/**
+ * Safety remark of a gRPC method as defined in RFC 2616 Section 9.1
+ */
+typedef NS_ENUM(NSUInteger, GRPCCallSafety) {
+  /** Signal that there is no guarantees on how the call affects the server state. */
+  GRPCCallSafetyDefault = 0,
+  /** Signal that the call is idempotent. gRPC is free to use PUT verb. */
+  GRPCCallSafetyIdempotentRequest = 1,
+  /** Signal that the call is cacheable and will not affect server state. gRPC is free to use GET verb. */
+  GRPCCallSafetyCacheableRequest = 2,
+};
+
 /**
  * Keys used in |NSError|'s |userInfo| dictionary to store the response headers and trailers sent by
  * the server.
@@ -233,6 +245,14 @@ extern id const kGRPCTrailersKey;
  */
 - (void)cancel;
 
+/**
+ * Set the call flag for a specific host path.
+ *
+ * Host parameter should not contain the scheme (http:// or https://), only the name or IP addr
+ * and the port number, for example @"localhost:5050".
+ */
++ (void)setCallSafety:(GRPCCallSafety)callSafety host:(NSString *)host path:(NSString *)path;
+
 // TODO(jcanizales): Let specify a deadline. As a category of GRXWriter?
 @end
 

src/objective-c/GRPCClient/GRPCCall.m

@@ -47,6 +47,7 @@
 
 NSString * const kGRPCHeadersKey = @"io.grpc.HeadersKey";
 NSString * const kGRPCTrailersKey = @"io.grpc.TrailersKey";
+static NSMutableDictionary *callFlags;
 
 @interface GRPCCall () <GRXWriteable>
 // Make them read-write.
@@ -106,6 +107,29 @@ NSString * const kGRPCTrailersKey = @"io.grpc.TrailersKey";
 // TODO(jcanizales): If grpc_init is idempotent, this should be changed from load to initialize.
 + (void)load {
   grpc_init();
+  callFlags = [NSMutableDictionary dictionary];
+}
+
++ (void)setCallSafety:(GRPCCallSafety)callSafety host:(NSString *)host path:(NSString *)path {
+  NSString *hostAndPath = [NSString stringWithFormat:@"%@/%@", host, path];
+  switch (callSafety) {
+    case GRPCCallSafetyDefault:
+      callFlags[hostAndPath] = @0;
+      break;
+    case GRPCCallSafetyIdempotentRequest:
+      callFlags[hostAndPath] = @GRPC_INITIAL_METADATA_IDEMPOTENT_REQUEST;
+      break;
+    case GRPCCallSafetyCacheableRequest:
+      callFlags[hostAndPath] = @GRPC_INITIAL_METADATA_CACHEABLE_REQUEST;
+      break;
+    default:
+      break;
+  }
+}
+
++ (uint32_t)callFlagsForHost:(NSString *)host path:(NSString *)path {
+  NSString *hostAndPath = [NSString stringWithFormat:@"%@/%@", host, path];
+  return [callFlags[hostAndPath] intValue];
 }
 
 - (instancetype)init {
@@ -231,6 +255,7 @@ NSString * const kGRPCTrailersKey = @"io.grpc.TrailersKey";
 - (void)sendHeaders:(NSDictionary *)headers {
   // TODO(jcanizales): Add error handlers for async failures
   [_wrappedCall startBatchWithOperations:@[[[GRPCOpSendMetadata alloc] initWithMetadata:headers
+                                                                                  flags:[GRPCCall callFlagsForHost:_host path:_path]
                                                                                 handler:nil]]];
 }
 

src/objective-c/GRPCClient/private/GRPCWrappedCall.h

@@ -45,6 +45,10 @@
 @interface GRPCOpSendMetadata : GRPCOperation
 
 - (instancetype)initWithMetadata:(NSDictionary *)metadata
+                         handler:(void(^)())handler;
+
+- (instancetype)initWithMetadata:(NSDictionary *)metadata
+                           flags:(uint32_t)flags
                          handler:(void(^)())handler NS_DESIGNATED_INITIALIZER;
 
 @end

src/objective-c/GRPCClient/private/GRPCWrappedCall.m

@@ -64,16 +64,24 @@
 @implementation GRPCOpSendMetadata
 
 - (instancetype)init {
-  return [self initWithMetadata:nil handler:nil];
+  return [self initWithMetadata:nil flags:0 handler:nil];
 }
 
-- (instancetype)initWithMetadata:(NSDictionary *)metadata handler:(void (^)())handler {
+- (instancetype)initWithMetadata:(NSDictionary *)metadata
+                         handler:(void (^)())handler {
+  return [self initWithMetadata:metadata flags:0 handler:handler];
+}
+
+- (instancetype)initWithMetadata:(NSDictionary *)metadata
+                           flags:(uint32_t)flags
+                         handler:(void (^)())handler {
   if (self = [super init]) {
     _op.op = GRPC_OP_SEND_INITIAL_METADATA;
     _op.data.send_initial_metadata.count = metadata.count;
     _op.data.send_initial_metadata.metadata = metadata.grpc_metadataArray;
     _op.data.send_initial_metadata.maybe_compression_level.is_set = false;
     _op.data.send_initial_metadata.maybe_compression_level.level = 0;
+    _op.flags = flags;
     _handler = handler;
   }
   return self;

src/objective-c/tests/GRPCClientTests.m

@@ -317,4 +317,37 @@ static GRPCProtoMethod *kUnaryCallMethod;
 
 }
 
+- (void)testIdempotentProtoRPC {
+  __weak XCTestExpectation *response = [self expectationWithDescription:@"Expected response."];
+  __weak XCTestExpectation *completion = [self expectationWithDescription:@"RPC completed."];
+
+  RMTSimpleRequest *request = [RMTSimpleRequest message];
+  request.responseSize = 100;
+  request.fillUsername = YES;
+  request.fillOauthScope = YES;
+  GRXWriter *requestsWriter = [GRXWriter writerWithValue:[request data]];
+
+  GRPCCall *call = [[GRPCCall alloc] initWithHost:kHostAddress
+                                             path:kUnaryCallMethod.HTTPPath
+                                   requestsWriter:requestsWriter];
+  [GRPCCall setCallSafety:GRPCCallSafetyIdempotentRequest host:kHostAddress path:kUnaryCallMethod.HTTPPath];
+
+  id<GRXWriteable> responsesWriteable = [[GRXWriteable alloc] initWithValueHandler:^(NSData *value) {
+    XCTAssertNotNil(value, @"nil value received as response.");
+    XCTAssertGreaterThan(value.length, 0, @"Empty response received.");
+    RMTSimpleResponse *responseProto = [RMTSimpleResponse parseFromData:value error:NULL];
+    // We expect empty strings, not nil:
+    XCTAssertNotNil(responseProto.username, @"Response's username is nil.");
+    XCTAssertNotNil(responseProto.oauthScope, @"Response's OAuth scope is nil.");
+    [response fulfill];
+  } completionHandler:^(NSError *errorOrNil) {
+    XCTAssertNil(errorOrNil, @"Finished with unexpected error: %@", errorOrNil);
+    [completion fulfill];
+  }];
+
+  [call startWithWriteable:responsesWriteable];
+
+  [self waitForExpectationsWithTimeout:8 handler:nil];
+}
+
 @end

src/php/composer.json

@@ -8,6 +8,7 @@
   "version": "1.1.0",
   "require": {
     "php": ">=5.5.0",
+    "ext-grpc": "*",
     "google/protobuf": "v3.1.0-alpha-1"
   },
   "require-dev": {

src/python/grpcio/grpc/_server.py

@@ -462,7 +462,6 @@ def _unary_response_in_pool(
           rpc_event, state, response, response_serializer)
       if serialized_response is not None:
         _status(rpc_event, state, serialized_response)
-  return
 
 
 def _stream_response_in_pool(

src/ruby/README.md

@@ -73,5 +73,5 @@ Directory structure is the layout for [ruby extensions][]
 
 [ruby extensions]:http://guides.rubygems.org/gems-with-extensions/
 [rubydoc]: http://www.rubydoc.info/gems/grpc
-[grpc.io]: http://www.grpc.io/docs/installation/ruby.html
+[grpc.io]: http://www.grpc.io/docs/quickstart/ruby.html
 [Debian jessie-backports]:http://backports.debian.org/Instructions/

templates/composer.json.template

@@ -9,6 +9,7 @@
     "license": "BSD-3-Clause",
     "require": {
       "php": ">=5.5.0",
+      "ext-grpc": "*",
       "google/protobuf": "v3.1.0-alpha-1"
     },
     "require-dev": {

templates/src/php/composer.json.template

@@ -10,6 +10,7 @@
     "version": "${settings.php_version.php_composer()}",
     "require": {
       "php": ">=5.5.0",
+      "ext-grpc": "*",
       "google/protobuf": "v3.1.0-alpha-1"
     },
     "require-dev": {

test/core/bad_ssl/bad_ssl_test.c

@@ -88,7 +88,7 @@ static void run_test(const char *target, size_t nops) {
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
   op->data.send_initial_metadata.count = 0;
-  op->flags = GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY;
+  op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY;
   op->reserved = NULL;
   op++;
   op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;

test/core/client_config/lb_policies_test.c

@@ -48,6 +48,7 @@
 #include "src/core/lib/surface/channel.h"
 #include "src/core/lib/surface/server.h"
 #include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/fake_resolver.h"
 #include "test/core/util/port.h"
 #include "test/core/util/test_config.h"
 
@@ -508,7 +509,7 @@ void run_spec(const test_spec *spec) {
   /* Create client. */
   servers_hostports_str = gpr_strjoin_sep((const char **)f->servers_hostports,
                                           f->num_servers, ",", NULL);
-  gpr_asprintf(&client_hostport, "ipv4:%s?lb_policy=round_robin",
+  gpr_asprintf(&client_hostport, "test:%s?lb_policy=round_robin",
                servers_hostports_str);
 
   arg.type = GRPC_ARG_INTEGER;
@@ -544,7 +545,7 @@ static grpc_channel *create_client(const servers_fixture *f) {
 
   servers_hostports_str = gpr_strjoin_sep((const char **)f->servers_hostports,
                                           f->num_servers, ",", NULL);
-  gpr_asprintf(&client_hostport, "ipv4:%s?lb_policy=round_robin",
+  gpr_asprintf(&client_hostport, "test:%s?lb_policy=round_robin",
                servers_hostports_str);
 
   arg.type = GRPC_ARG_INTEGER;
@@ -874,6 +875,7 @@ int main(int argc, char **argv) {
   const size_t NUM_SERVERS = 4;
 
   grpc_test_init(argc, argv);
+  grpc_fake_resolver_init();
   grpc_init();
   grpc_tracer_set_enabled("round_robin", 1);
 

test/core/end2end/connection_refused_test.c

@@ -44,7 +44,7 @@
 
 static void *tag(intptr_t i) { return (void *)i; }
 
-static void run_test(bool fail_fast) {
+static void run_test(bool wait_for_ready) {
   grpc_channel *chan;
   grpc_call *call;
   gpr_timespec deadline = GRPC_TIMEOUT_SECONDS_TO_DEADLINE(2);
@@ -57,7 +57,7 @@ static void run_test(bool fail_fast) {
   char *details = NULL;
   size_t details_capacity = 0;
 
-  gpr_log(GPR_INFO, "TEST: fail_fast=%d", fail_fast);
+  gpr_log(GPR_INFO, "TEST: wait_for_ready=%d", wait_for_ready);
 
   grpc_init();
 
@@ -81,7 +81,7 @@ static void run_test(bool fail_fast) {
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
   op->data.send_initial_metadata.count = 0;
-  op->flags = fail_fast ? 0 : GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY;
+  op->flags = wait_for_ready ? GRPC_INITIAL_METADATA_WAIT_FOR_READY : 0;
   op->reserved = NULL;
   op++;
   op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
@@ -98,10 +98,10 @@ static void run_test(bool fail_fast) {
   CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
   cq_verify(cqv);
 
-  if (fail_fast) {
-    GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE);
-  } else {
+  if (wait_for_ready) {
     GPR_ASSERT(status == GRPC_STATUS_DEADLINE_EXCEEDED);
+  } else {
+    GPR_ASSERT(status == GRPC_STATUS_UNAVAILABLE);
   }
 
   grpc_completion_queue_shutdown(cq);
@@ -122,7 +122,7 @@ static void run_test(bool fail_fast) {
 
 int main(int argc, char **argv) {
   grpc_test_init(argc, argv);
-  run_test(true);
   run_test(false);
+  run_test(true);
   return 0;
 }

test/core/end2end/dualstack_socket_test.c

@@ -171,7 +171,7 @@ void test_connect(const char *server_host, const char *client_host, int port,
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
   op->data.send_initial_metadata.count = 0;
-  op->flags = expect_ok ? GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY : 0;
+  op->flags = expect_ok ? GRPC_INITIAL_METADATA_WAIT_FOR_READY : 0;
   op->reserved = NULL;
   op++;
   op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;

test/core/end2end/fake_resolver.c

@@ -0,0 +1,212 @@
+//
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+
+// This is similar to the sockaddr resolver, except that it supports a
+// bunch of query args that are useful for dependency injection in tests.
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/host_port.h>
+#include <grpc/support/port_platform.h>
+#include <grpc/support/string_util.h>
+
+#include "src/core/ext/client_config/parse_address.h"
+#include "src/core/ext/client_config/resolver_registry.h"
+#include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/iomgr/resolve_address.h"
+#include "src/core/lib/iomgr/unix_sockets_posix.h"
+#include "src/core/lib/support/string.h"
+
+//
+// fake_resolver
+//
+
+typedef struct {
+  // base class -- must be first
+  grpc_resolver base;
+
+  // passed-in parameters
+  char* target_name;  // the path component of the uri passed in
+  grpc_lb_addresses* addresses;
+  char* lb_policy_name;
+
+  // mutex guarding the rest of the state
+  gpr_mu mu;
+  // have we published?
+  bool published;
+  // pending next completion, or NULL
+  grpc_closure* next_completion;
+  // target result address for next completion
+  grpc_resolver_result** target_result;
+} fake_resolver;
+
+static void fake_resolver_destroy(grpc_exec_ctx* exec_ctx, grpc_resolver* gr) {
+  fake_resolver* r = (fake_resolver*)gr;
+  gpr_mu_destroy(&r->mu);
+  gpr_free(r->target_name);
+  grpc_lb_addresses_destroy(r->addresses, NULL /* user_data_destroy */);
+  gpr_free(r->lb_policy_name);
+  gpr_free(r);
+}
+
+static void fake_resolver_shutdown(grpc_exec_ctx* exec_ctx,
+                                   grpc_resolver* resolver) {
+  fake_resolver* r = (fake_resolver*)resolver;
+  gpr_mu_lock(&r->mu);
+  if (r->next_completion != NULL) {
+    *r->target_result = NULL;
+    grpc_exec_ctx_sched(exec_ctx, r->next_completion, GRPC_ERROR_NONE, NULL);
+    r->next_completion = NULL;
+  }
+  gpr_mu_unlock(&r->mu);
+}
+
+static void fake_resolver_maybe_finish_next_locked(grpc_exec_ctx* exec_ctx,
+                                                   fake_resolver* r) {
+  if (r->next_completion != NULL && !r->published) {
+    r->published = true;
+    *r->target_result = grpc_resolver_result_create(
+        r->target_name,
+        grpc_lb_addresses_copy(r->addresses, NULL /* user_data_copy */),
+        r->lb_policy_name, NULL /* lb_policy_args */);
+    grpc_exec_ctx_sched(exec_ctx, r->next_completion, GRPC_ERROR_NONE, NULL);
+    r->next_completion = NULL;
+  }
+}
+
+static void fake_resolver_channel_saw_error(grpc_exec_ctx* exec_ctx,
+                                            grpc_resolver* resolver) {
+  fake_resolver* r = (fake_resolver*)resolver;
+  gpr_mu_lock(&r->mu);
+  r->published = false;
+  fake_resolver_maybe_finish_next_locked(exec_ctx, r);
+  gpr_mu_unlock(&r->mu);
+}
+
+static void fake_resolver_next(grpc_exec_ctx* exec_ctx, grpc_resolver* resolver,
+                               grpc_resolver_result** target_result,
+                               grpc_closure* on_complete) {
+  fake_resolver* r = (fake_resolver*)resolver;
+  gpr_mu_lock(&r->mu);
+  GPR_ASSERT(!r->next_completion);
+  r->next_completion = on_complete;
+  r->target_result = target_result;
+  fake_resolver_maybe_finish_next_locked(exec_ctx, r);
+  gpr_mu_unlock(&r->mu);
+}
+
+static const grpc_resolver_vtable fake_resolver_vtable = {
+    fake_resolver_destroy, fake_resolver_shutdown,
+    fake_resolver_channel_saw_error, fake_resolver_next};
+
+//
+// fake_resolver_factory
+//
+
+static void fake_resolver_factory_ref(grpc_resolver_factory* factory) {}
+
+static void fake_resolver_factory_unref(grpc_resolver_factory* factory) {}
+
+static void do_nothing(void* ignored) {}
+
+static grpc_resolver* fake_resolver_create(grpc_resolver_factory* factory,
+                                           grpc_resolver_args* args) {
+  if (0 != strcmp(args->uri->authority, "")) {
+    gpr_log(GPR_ERROR, "authority based uri's not supported by the %s scheme",
+            args->uri->scheme);
+    return NULL;
+  }
+  // Get lb_enabled arg.  Anything other than "0" is interpreted as true.
+  const char* lb_enabled_qpart =
+      grpc_uri_get_query_arg(args->uri, "lb_enabled");
+  const bool lb_enabled =
+      lb_enabled_qpart != NULL && strcmp("0", lb_enabled_qpart) != 0;
+  // Construct addresses.
+  gpr_slice path_slice =
+      gpr_slice_new(args->uri->path, strlen(args->uri->path), do_nothing);
+  gpr_slice_buffer path_parts;
+  gpr_slice_buffer_init(&path_parts);
+  gpr_slice_split(path_slice, ",", &path_parts);
+  grpc_lb_addresses* addresses = grpc_lb_addresses_create(path_parts.count);
+  bool errors_found = false;
+  for (size_t i = 0; i < addresses->num_addresses; i++) {
+    grpc_uri ith_uri = *args->uri;
+    char* part_str = gpr_dump_slice(path_parts.slices[i], GPR_DUMP_ASCII);
+    ith_uri.path = part_str;
+    if (!parse_ipv4(
+            &ith_uri,
+            (struct sockaddr_storage*)(&addresses->addresses[i].address.addr),
+            &addresses->addresses[i].address.len)) {
+      errors_found = true;
+    }
+    gpr_free(part_str);
+    addresses->addresses[i].is_balancer = lb_enabled;
+    if (errors_found) break;
+  }
+  gpr_slice_buffer_destroy(&path_parts);
+  gpr_slice_unref(path_slice);
+  if (errors_found) {
+    grpc_lb_addresses_destroy(addresses, NULL /* user_data_destroy */);
+    return NULL;
+  }
+  // Instantiate resolver.
+  fake_resolver* r = gpr_malloc(sizeof(fake_resolver));
+  memset(r, 0, sizeof(*r));
+  r->target_name = gpr_strdup(args->uri->path);
+  r->addresses = addresses;
+  r->lb_policy_name =
+      gpr_strdup(grpc_uri_get_query_arg(args->uri, "lb_policy"));
+  gpr_mu_init(&r->mu);
+  grpc_resolver_init(&r->base, &fake_resolver_vtable);
+  return &r->base;
+}
+
+static char* fake_resolver_get_default_authority(grpc_resolver_factory* factory,
+                                                 grpc_uri* uri) {
+  const char* path = uri->path;
+  if (path[0] == '/') ++path;
+  return gpr_strdup(path);
+}
+
+static const grpc_resolver_factory_vtable fake_resolver_factory_vtable = {
+    fake_resolver_factory_ref, fake_resolver_factory_unref,
+    fake_resolver_create, fake_resolver_get_default_authority, "test"};
+
+static grpc_resolver_factory fake_resolver_factory = {
+    &fake_resolver_factory_vtable};
+
+void grpc_fake_resolver_init(void) {
+  grpc_register_resolver_type(&fake_resolver_factory);
+}

test/core/end2end/fake_resolver.h

@@ -0,0 +1,39 @@
+//
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+
+#ifndef GRPC_TEST_CORE_END2END_FAKE_RESOLVER_H
+#define GRPC_TEST_CORE_END2END_FAKE_RESOLVER_H
+
+#include "test/core/util/test_config.h"
+
+void grpc_fake_resolver_init();
+
+#endif /* GRPC_TEST_CORE_END2END_FAKE_RESOLVER_H */

test/core/end2end/tests/max_message_length.c

@@ -98,9 +98,12 @@ static void end_test(grpc_end2end_test_fixture *f) {
   grpc_completion_queue_destroy(f->cq);
 }
 
-static void test_max_message_length(grpc_end2end_test_config config,
-                                    bool send_limit) {
-  gpr_log(GPR_INFO, "testing with send_limit=%d", send_limit);
+// Test with request larger than the limit.
+// If send_limit is true, applies send limit on client; otherwise, applies
+// recv limit on server.
+static void test_max_message_length_on_request(grpc_end2end_test_config config,
+                                               bool send_limit) {
+  gpr_log(GPR_INFO, "testing request with send_limit=%d", send_limit);
 
   grpc_end2end_test_fixture f;
   grpc_arg channel_arg;
@@ -239,9 +242,161 @@ done:
   config.tear_down_data(&f);
 }
 
+// Test with response larger than the limit.
+// If send_limit is true, applies send limit on server; otherwise, applies
+// recv limit on client.
+static void test_max_message_length_on_response(grpc_end2end_test_config config,
+                                                bool send_limit) {
+  gpr_log(GPR_INFO, "testing response with send_limit=%d", send_limit);
+
+  grpc_end2end_test_fixture f;
+  grpc_arg channel_arg;
+  grpc_channel_args channel_args;
+  grpc_call *c = NULL;
+  grpc_call *s = NULL;
+  cq_verifier *cqv;
+  grpc_op ops[6];
+  grpc_op *op;
+  gpr_slice response_payload_slice =
+      gpr_slice_from_copied_string("hello world");
+  grpc_byte_buffer *response_payload =
+      grpc_raw_byte_buffer_create(&response_payload_slice, 1);
+  grpc_byte_buffer *recv_payload = NULL;
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_metadata_array request_metadata_recv;
+  grpc_call_details call_details;
+  grpc_status_code status;
+  grpc_call_error error;
+  char *details = NULL;
+  size_t details_capacity = 0;
+  int was_cancelled = 2;
+
+  channel_arg.key = send_limit ? GRPC_ARG_MAX_SEND_MESSAGE_LENGTH
+                               : GRPC_ARG_MAX_RECEIVE_MESSAGE_LENGTH;
+  channel_arg.type = GRPC_ARG_INTEGER;
+  channel_arg.value.integer = 5;
+
+  channel_args.num_args = 1;
+  channel_args.args = &channel_arg;
+
+  f = begin_test(config, "test_max_message_length",
+                 send_limit ? NULL : &channel_args,
+                 send_limit ? &channel_args : NULL);
+  cqv = cq_verifier_create(f.cq);
+
+  c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
+                               "/foo", "foo.test.google.fr:1234",
+                               gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
+  GPR_ASSERT(c);
+
+  grpc_metadata_array_init(&initial_metadata_recv);
+  grpc_metadata_array_init(&trailing_metadata_recv);
+  grpc_metadata_array_init(&request_metadata_recv);
+  grpc_call_details_init(&call_details);
+
+  memset(ops, 0, sizeof(ops));
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_MESSAGE;
+  op->data.recv_message = &recv_payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &status;
+  op->data.recv_status_on_client.status_details = &details;
+  op->data.recv_status_on_client.status_details_capacity = &details_capacity;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  error =
+      grpc_server_request_call(f.server, &s, &call_details,
+                               &request_metadata_recv, f.cq, f.cq, tag(101));
+  GPR_ASSERT(GRPC_CALL_OK == error);
+  CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
+  cq_verify(cqv);
+
+  memset(ops, 0, sizeof(ops));
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = &was_cancelled;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message = response_payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+  op->data.send_status_from_server.trailing_metadata_count = 0;
+  op->data.send_status_from_server.status = GRPC_STATUS_OK;
+  op->data.send_status_from_server.status_details = "xyz";
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
+  CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
+  cq_verify(cqv);
+
+  GPR_ASSERT(0 == strcmp(call_details.method, "/foo"));
+  GPR_ASSERT(0 == strcmp(call_details.host, "foo.test.google.fr:1234"));
+  GPR_ASSERT(was_cancelled == 0);
+
+  GPR_ASSERT(status == GRPC_STATUS_INVALID_ARGUMENT);
+  GPR_ASSERT(strcmp(details,
+                    send_limit
+                        ? "Sent message larger than max (11 vs. 5)"
+                        : "Received message larger than max (11 vs. 5)") == 0);
+
+  gpr_free(details);
+  grpc_metadata_array_destroy(&initial_metadata_recv);
+  grpc_metadata_array_destroy(&trailing_metadata_recv);
+  grpc_metadata_array_destroy(&request_metadata_recv);
+  grpc_call_details_destroy(&call_details);
+  grpc_byte_buffer_destroy(response_payload);
+  grpc_byte_buffer_destroy(recv_payload);
+
+  grpc_call_destroy(c);
+  if (s != NULL) grpc_call_destroy(s);
+
+  cq_verifier_destroy(cqv);
+
+  end_test(&f);
+  config.tear_down_data(&f);
+}
+
 void max_message_length(grpc_end2end_test_config config) {
-  test_max_message_length(config, true);
-  test_max_message_length(config, false);
+  test_max_message_length_on_request(config, false /* send_limit */);
+  test_max_message_length_on_request(config, true /* send_limit */);
+  test_max_message_length_on_response(config, false /* send_limit */);
+  test_max_message_length_on_response(config, true /* send_limit */);
 }
 
 void max_message_length_pre_init(void) {}

test/core/end2end/tests/simple_delayed_request.c

@@ -119,7 +119,7 @@ static void simple_delayed_request_body(grpc_end2end_test_config config,
   op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
   op->data.send_initial_metadata.count = 0;
-  op->flags = GRPC_INITIAL_METADATA_IGNORE_CONNECTIVITY;
+  op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY;
   op->reserved = NULL;
   op++;
   op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;

test/core/iomgr/udp_server_test.c

@@ -48,8 +48,6 @@
 #include "src/core/lib/iomgr/iomgr.h"
 #include "test/core/util/test_config.h"
 
-#ifdef GRPC_NEED_UDP
-
 #define LOG_TEST(x) gpr_log(GPR_INFO, "%s", #x)
 
 static grpc_pollset *g_pollset;
@@ -229,9 +227,3 @@ int main(int argc, char **argv) {
   grpc_iomgr_shutdown();
   return 0;
 }
-
-#else
-
-int main(int argc, char **argv) { return 0; }
-
-#endif

test/cpp/end2end/client_crash_test.cc

@@ -89,7 +89,7 @@ TEST_F(CrashTest, KillBeforeWrite) {
   EchoRequest request;
   EchoResponse response;
   ClientContext context;
-  context.set_fail_fast(false);
+  context.set_wait_for_ready(true);
 
   auto stream = stub->BidiStream(&context);
 
@@ -115,7 +115,7 @@ TEST_F(CrashTest, KillAfterWrite) {
   EchoRequest request;
   EchoResponse response;
   ClientContext context;
-  context.set_fail_fast(false);
+  context.set_wait_for_ready(true);
 
   auto stream = stub->BidiStream(&context);
 

test/cpp/end2end/hybrid_end2end_test.cc

@@ -261,7 +261,7 @@ class HybridEnd2endTest : public ::testing::Test {
     EchoRequest send_request;
     EchoResponse recv_response;
     ClientContext cli_ctx;
-    cli_ctx.set_fail_fast(false);
+    cli_ctx.set_wait_for_ready(true);
     send_request.set_message("Hello");
     Status recv_status = stub_->Echo(&cli_ctx, send_request, &recv_response);
     EXPECT_EQ(send_request.message(), recv_response.message());
@@ -275,7 +275,7 @@ class HybridEnd2endTest : public ::testing::Test {
     EchoRequest send_request;
     EchoResponse recv_response;
     ClientContext cli_ctx;
-    cli_ctx.set_fail_fast(false);
+    cli_ctx.set_wait_for_ready(true);
     send_request.set_message("Hello");
     Status recv_status = stub->Echo(&cli_ctx, send_request, &recv_response);
     EXPECT_EQ(send_request.message() + "_dup", recv_response.message());
@@ -287,7 +287,7 @@ class HybridEnd2endTest : public ::testing::Test {
     EchoResponse recv_response;
     grpc::string expected_message;
     ClientContext cli_ctx;
-    cli_ctx.set_fail_fast(false);
+    cli_ctx.set_wait_for_ready(true);
     send_request.set_message("Hello");
     auto stream = stub_->RequestStream(&cli_ctx, &recv_response);
     for (int i = 0; i < 5; i++) {
@@ -304,7 +304,7 @@ class HybridEnd2endTest : public ::testing::Test {
     EchoRequest request;
     EchoResponse response;
     ClientContext context;
-    context.set_fail_fast(false);
+    context.set_wait_for_ready(true);
     request.set_message("hello");
 
     auto stream = stub_->ResponseStream(&context, request);
@@ -324,7 +324,7 @@ class HybridEnd2endTest : public ::testing::Test {
     EchoRequest request;
     EchoResponse response;
     ClientContext context;
-    context.set_fail_fast(false);
+    context.set_wait_for_ready(true);
     grpc::string msg("hello");
 
     auto stream = stub_->BidiStream(&context);

test/cpp/end2end/proto_server_reflection_test.cc

@@ -144,7 +144,7 @@ class ProtoServerReflectionTest : public ::testing::Test {
 TEST_F(ProtoServerReflectionTest, CheckResponseWithLocalDescriptorPool) {
   ResetStub();
 
-  std::vector<std::string> services;
+  std::vector<grpc::string> services;
   desc_db_->GetServices(&services);
   // The service list has at least one service (reflection servcie).
   EXPECT_TRUE(services.size() > 0);

test/cpp/end2end/server_crash_test_client.cc

@@ -65,7 +65,7 @@ int main(int argc, char** argv) {
   EchoRequest request;
   EchoResponse response;
   grpc::ClientContext context;
-  context.set_fail_fast(false);
+  context.set_wait_for_ready(true);
 
   if (FLAGS_mode == "bidi") {
     auto stream = stub->BidiStream(&context);

test/cpp/grpclb/grpclb_test.cc

@@ -59,6 +59,7 @@ extern "C" {
 #include "src/core/lib/surface/channel.h"
 #include "src/core/lib/surface/server.h"
 #include "test/core/end2end/cq_verifier.h"
+#include "test/core/end2end/fake_resolver.h"
 #include "test/core/util/port.h"
 #include "test/core/util/test_config.h"
 }
@@ -460,7 +461,7 @@ static void perform_request(client_fixture *cf) {
 
   c = grpc_channel_create_call(cf->client, NULL, GRPC_PROPAGATE_DEFAULTS,
                                cf->cq, "/foo", "foo.test.google.fr:1234",
-                               GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1000), NULL);
+                               GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5), NULL);
   gpr_log(GPR_INFO, "Call 0x%" PRIxPTR " created", (intptr_t)c);
   GPR_ASSERT(c);
   char *peer;
@@ -633,7 +634,7 @@ static test_fixture setup_test_fixture(int lb_server_update_delay_ms) {
   gpr_thd_new(&tf.lb_server.tid, fork_lb_server, &tf.lb_server, &options);
 
   char *server_uri;
-  gpr_asprintf(&server_uri, "ipv4:%s?lb_policy=grpclb&lb_enabled=1",
+  gpr_asprintf(&server_uri, "test:%s?lb_policy=grpclb&lb_enabled=1",
                tf.lb_server.servers_hostport);
   setup_client(server_uri, &tf.client);
   gpr_free(server_uri);
@@ -716,6 +717,7 @@ TEST(GrpclbTest, InvalidAddressInServerlist) {}
 int main(int argc, char **argv) {
   ::testing::InitGoogleTest(&argc, argv);
   grpc_test_init(argc, argv);
+  grpc_fake_resolver_init();
   grpc_init();
   const auto result = RUN_ALL_TESTS();
   grpc_shutdown();

test/cpp/qps/client_async.cc

@@ -243,6 +243,7 @@ class AsyncClient : public ClientImpl<StubType, RequestType> {
         // this thread isn't supposed to shut down
         std::lock_guard<std::mutex> l(shutdown_state_[thread_idx]->mutex);
         if (shutdown_state_[thread_idx]->shutdown) {
+          delete ctx;
           return true;
         } else if (!ctx->RunNextState(ok, entry)) {
           // The RPC and callback are done, so clone the ctx

test/cpp/qps/driver.cc

@@ -83,7 +83,7 @@ static std::unordered_map<string, std::deque<int>> get_hosts_and_cores(
       auto stub = WorkerService::NewStub(
           CreateChannel(*it, InsecureChannelCredentials()));
       grpc::ClientContext ctx;
-      ctx.set_fail_fast(false);
+      ctx.set_wait_for_ready(true);
       CoreRequest dummy;
       CoreResponse cores;
       grpc::Status s = stub->CoreCount(&ctx, dummy, &cores);
@@ -167,7 +167,7 @@ namespace runsc {
 static ClientContext* AllocContext(list<ClientContext>* contexts) {
   contexts->emplace_back();
   auto context = &contexts->back();
-  context->set_fail_fast(false);
+  context->set_wait_for_ready(true);
   return context;
 }
 
@@ -527,7 +527,7 @@ bool RunQuit() {
         CreateChannel(workers[i], InsecureChannelCredentials()));
     Void dummy;
     grpc::ClientContext ctx;
-    ctx.set_fail_fast(false);
+    ctx.set_wait_for_ready(true);
     Status s = stub->QuitWorker(&ctx, dummy, &dummy);
     if (!s.ok()) {
       gpr_log(GPR_ERROR, "Worker %zu could not be properly quit because %s", i,

test/cpp/util/grpc_tool.cc

@@ -52,7 +52,6 @@
 #include "test/cpp/util/proto_file_parser.h"
 #include "test/cpp/util/proto_reflection_descriptor_database.h"
 #include "test/cpp/util/service_describer.h"
-#include "test/cpp/util/test_config.h"
 
 namespace grpc {
 namespace testing {

test/cpp/util/proto_file_parser.cc

@@ -82,7 +82,7 @@ ProtoFileParser::ProtoFileParser(std::shared_ptr<grpc::Channel> channel,
                                  const grpc::string& proto_path,
                                  const grpc::string& protofiles)
     : has_error_(false) {
-  std::vector<std::string> service_list;
+  std::vector<grpc::string> service_list;
   if (channel) {
     reflection_db_.reset(new grpc::ProtoReflectionDescriptorDatabase(channel));
     reflection_db_->GetServices(&service_list);

test/cpp/util/proto_reflection_descriptor_database.cc

@@ -255,7 +255,7 @@ bool ProtoReflectionDescriptorDatabase::FindAllExtensionNumbers(
 }
 
 bool ProtoReflectionDescriptorDatabase::GetServices(
-    std::vector<std::string>* output) {
+    std::vector<grpc::string>* output) {
   ServerReflectionRequest request;
   request.set_list_services("");
   ServerReflectionResponse response;
@@ -288,7 +288,7 @@ bool ProtoReflectionDescriptorDatabase::GetServices(
 
 const protobuf::FileDescriptorProto
 ProtoReflectionDescriptorDatabase::ParseFileDescriptorProtoResponse(
-    const std::string& byte_fd_proto) {
+    const grpc::string& byte_fd_proto) {
   protobuf::FileDescriptorProto file_desc_proto;
   file_desc_proto.ParseFromString(byte_fd_proto);
   return file_desc_proto;
@@ -314,13 +314,16 @@ ProtoReflectionDescriptorDatabase::GetStream() {
   return stream_;
 }
 
-void ProtoReflectionDescriptorDatabase::DoOneRequest(
+bool ProtoReflectionDescriptorDatabase::DoOneRequest(
     const ServerReflectionRequest& request,
     ServerReflectionResponse& response) {
+  bool success = false;
   stream_mutex_.lock();
-  GetStream()->Write(request);
-  GetStream()->Read(&response);
+  if (GetStream()->Write(request) && GetStream()->Read(&response)) {
+    success = true;
+  }
   stream_mutex_.unlock();
+  return success;
 }
 
 }  // namespace grpc

test/cpp/util/proto_reflection_descriptor_database.h

@@ -95,7 +95,7 @@ class ProtoReflectionDescriptorDatabase : public protobuf::DescriptorDatabase {
                                std::vector<int>* output) GRPC_OVERRIDE;
 
   // Provide a list of full names of registered services
-  bool GetServices(std::vector<std::string>* output);
+  bool GetServices(std::vector<grpc::string>* output);
 
  private:
   typedef ClientReaderWriter<
@@ -104,14 +104,14 @@ class ProtoReflectionDescriptorDatabase : public protobuf::DescriptorDatabase {
       ClientStream;
 
   const protobuf::FileDescriptorProto ParseFileDescriptorProtoResponse(
-      const std::string& byte_fd_proto);
+      const grpc::string& byte_fd_proto);
 
   void AddFileFromResponse(
       const grpc::reflection::v1alpha::FileDescriptorResponse& response);
 
   const std::shared_ptr<ClientStream> GetStream();
 
-  void DoOneRequest(
+  bool DoOneRequest(
       const grpc::reflection::v1alpha::ServerReflectionRequest& request,
       grpc::reflection::v1alpha::ServerReflectionResponse& response);
 

tools/dockerfile/interoptest/grpc_interop_php/build_interop.sh

@@ -46,6 +46,6 @@ make install
 
 (cd third_party/protobuf && make install)
 
-(cd src/php && composer install)
+(cd src/php && php -d extension=ext/grpc/modules/grpc.so /usr/local/bin/composer install)
 
 (cd src/php && ./bin/generate_proto_php.sh)

tools/dockerfile/interoptest/grpc_interop_php7/build_interop.sh

@@ -46,6 +46,6 @@ make install
 
 (cd third_party/protobuf && make install)
 
-(cd src/php && composer install)
+(cd src/php && php -d extension=ext/grpc/modules/grpc.so /usr/local/bin/composer install)
 
 (cd src/php && ./bin/generate_proto_php.sh)

tools/dockerfile/stress_test/grpc_interop_stress_php/build_interop_stress.sh

@@ -48,6 +48,6 @@ make install
 
 (cd third_party/protobuf && make install)
 
-(cd src/php && composer install)
+(cd src/php && php -d extension=ext/grpc/modules/grpc.so /usr/local/bin/composer install)
 
 (cd src/php && ./bin/generate_proto_php.sh)

tools/jenkins/reboot_worker.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+# Copyright 2016, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Reboots Jenkins worker
+#
+# NOTE: No empty lines should appear in this file before igncr is set!
+set -ex -o igncr || set -ex
+
+# Give 5 seconds to finish the current job, then kill the jenkins slave process
+# to avoid running any other jobs on the worker and restart the worker.
+nohup sh -c 'sleep 5; killall java; sudo reboot' &

tools/jenkins/run_jenkins_matrix.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# This script is invoked by Jenkins and triggers a test run, bypassing
+# all args to the test script.
+#
+# Setting up rvm environment BEFORE we set -ex.
+[[ -s /etc/profile.d/rvm.sh ]] && . /etc/profile.d/rvm.sh
+# To prevent cygwin bash complaining about empty lines ending with \r
+# we set the igncr option. The option doesn't exist on Linux, so we fallback
+# to just 'set -ex' there.
+# NOTE: No empty lines should appear in this file before igncr is set!
+set -ex -o igncr || set -ex
+
+python tools/run_tests/run_tests_matrix.py $@

tools/run_tests/dockerize/build_docker_and_run_tests.sh

@@ -44,9 +44,6 @@ mkdir -p /tmp/ccache
 # its cache location now that --download-cache is deprecated).
 mkdir -p /tmp/xdg-cache-home
 
-# Create a local branch so the child Docker script won't complain
-git branch -f jenkins-docker
-
 # Inputs
 # DOCKERFILE_DIR - Directory in which Dockerfile file is located.
 # DOCKER_RUN_SCRIPT - Script to run under docker (relative to grpc repo root)
@@ -64,6 +61,7 @@ CONTAINER_NAME="run_tests_$(uuidgen)"
 docker_instance_git_root=/var/local/jenkins/grpc
 
 # Run tests inside docker
+DOCKER_EXIT_CODE=0
 docker run \
   -e "RUN_TESTS_COMMAND=$RUN_TESTS_COMMAND" \
   -e "config=$config" \
@@ -84,16 +82,16 @@ docker run \
   -w /var/local/git/grpc \
   --name=$CONTAINER_NAME \
   $DOCKER_IMAGE_NAME \
-  bash -l "/var/local/jenkins/grpc/$DOCKER_RUN_SCRIPT" || DOCKER_FAILED="true"
+  bash -l "/var/local/jenkins/grpc/$DOCKER_RUN_SCRIPT" || DOCKER_EXIT_CODE=$?
 
-docker cp "$CONTAINER_NAME:/var/local/git/grpc/reports.zip" $git_root || true
-unzip -o $git_root/reports.zip -d $git_root || true
-rm -f reports.zip
+# use unique name for reports.zip to prevent clash between concurrent
+# run_tests.py runs 
+TEMP_REPORTS_ZIP=`mktemp`
+docker cp "$CONTAINER_NAME:/var/local/git/grpc/reports.zip" ${TEMP_REPORTS_ZIP} || true
+unzip -o ${TEMP_REPORTS_ZIP} -d $git_root || true
+rm -f ${TEMP_REPORTS_ZIP}
 
 # remove the container, possibly killing it first
 docker rm -f $CONTAINER_NAME || true
 
-if [ "$DOCKER_FAILED" != "" ] && [ "$XML_REPORT" == "" ]
-then
-  exit 1
-fi
+exit $DOCKER_EXIT_CODE

tools/run_tests/dockerize/docker_run_tests.sh

@@ -63,6 +63,7 @@ echo '</body></html>' >> index.html
 cd ..
 
 zip -r reports.zip reports
-find . -name report.xml | xargs zip reports.zip
+find . -name report.xml | xargs -r zip reports.zip
+find . -name 'report_*.xml' | xargs -r zip reports.zip
 
 exit $exit_code

tools/run_tests/run_tests.py

@@ -1423,7 +1423,7 @@ else:
   exit_code = 0
   if BuildAndRunError.BUILD in errors:
     exit_code |= 1
-  if BuildAndRunError.TEST in errors and not args.travis:
+  if BuildAndRunError.TEST in errors:
     exit_code |= 2
   if BuildAndRunError.POST_TEST in errors:
     exit_code |= 4

tools/run_tests/run_tests_in_workspace.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Create a workspace in a subdirectory to allow running multiple builds in isolation.
+# WORKSPACE_NAME env variable needs to contain name of the workspace to create.
+# All cmdline args will be passed to run_tests.py script (executed in the 
+# newly created workspace)
+set -ex
+
+cd $(dirname $0)/../..
+
+rm -rf "${WORKSPACE_NAME}"
+# TODO(jtattermusch): clone --recursive fetches the submodules from github.
+# Try avoiding that to save time and network capacity.
+git clone --recursive . "${WORKSPACE_NAME}"
+
+echo "Running run_tests.py in workspace ${WORKSPACE_NAME}" 
+python "${WORKSPACE_NAME}/tools/run_tests/run_tests.py" $@
+

tools/run_tests/run_tests_matrix.py

@@ -0,0 +1,282 @@
+#!/usr/bin/env python2.7
+# Copyright 2015, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Run test matrix."""
+
+import argparse
+import jobset
+import multiprocessing
+import os
+import report_utils
+import sys
+
+_ROOT = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), '../..'))
+os.chdir(_ROOT)
+
+# Set the timeout high to allow enough time for sanitizers and pre-building
+# clang docker.
+_RUNTESTS_TIMEOUT = 2*60*60
+
+# Number of jobs assigned to each run_tests.py instance
+_INNER_JOBS = 2
+
+
+def _docker_jobspec(name, runtests_args=[]):
+  """Run a single instance of run_tests.py in a docker container"""
+  test_job = jobset.JobSpec(
+          cmdline=['python', 'tools/run_tests/run_tests.py',
+                   '--use_docker',
+                   '-t',
+                   '-j', str(_INNER_JOBS),
+                   '-x', 'report_%s.xml' % name] + runtests_args,
+          shortname='run_tests_%s' % name,
+          timeout_seconds=_RUNTESTS_TIMEOUT)
+  return test_job
+
+
+def _workspace_jobspec(name, runtests_args=[], workspace_name=None):
+  """Run a single instance of run_tests.py in a separate workspace"""
+  if not workspace_name:
+    workspace_name = 'workspace_%s' % name
+  env = {'WORKSPACE_NAME': workspace_name}
+  test_job = jobset.JobSpec(
+          cmdline=['tools/run_tests/run_tests_in_workspace.sh',
+                   '-t',
+                   '-j', str(_INNER_JOBS),
+                   '-x', '../report_%s.xml' % name] + runtests_args,
+          environ=env,
+          shortname='run_tests_%s' % name,
+          timeout_seconds=_RUNTESTS_TIMEOUT)
+  return test_job
+
+
+def _generate_jobs(languages, configs, platforms,
+                  arch=None, compiler=None,
+                  labels=[], extra_args=[]):
+  result = []
+  for language in languages:
+    for platform in platforms:
+      for config in configs:
+        name = '%s_%s_%s' % (language, platform, config)
+        runtests_args = ['-l', language,
+                         '-c', config]
+        if arch or compiler:
+          name += '_%s_%s' % (arch, compiler)
+          runtests_args += ['--arch', arch,
+                            '--compiler', compiler]
+
+        runtests_args += extra_args
+        if platform == 'linux':
+          job = _docker_jobspec(name=name, runtests_args=runtests_args)
+        else:
+          job = _workspace_jobspec(name=name, runtests_args=runtests_args)
+
+        job.labels = [platform, config, language] + labels
+        result.append(job)
+  return result
+
+
+def _create_test_jobs(extra_args=[]):
+  test_jobs = []
+  # supported on linux only
+  test_jobs += _generate_jobs(languages=['sanity', 'php7'],
+                             configs=['dbg', 'opt'],
+                             platforms=['linux'],
+                             labels=['basictests'],
+                             extra_args=extra_args)
+  
+  # supported on all platforms.
+  test_jobs += _generate_jobs(languages=['c', 'csharp', 'node', 'python'],
+                             configs=['dbg', 'opt'],
+                             platforms=['linux', 'macos', 'windows'],
+                             labels=['basictests'],
+                             extra_args=extra_args)
+  
+  # supported on linux and mac.
+  test_jobs += _generate_jobs(languages=['c++', 'ruby', 'php'],
+                              configs=['dbg', 'opt'],
+                              platforms=['linux', 'macos'],
+                              labels=['basictests'],
+                              extra_args=extra_args)
+  
+  # supported on mac only.
+  test_jobs += _generate_jobs(languages=['objc'],
+                              configs=['dbg', 'opt'],
+                              platforms=['macos'],
+                              labels=['basictests'],
+                              extra_args=extra_args)
+  
+  # sanitizers
+  test_jobs += _generate_jobs(languages=['c'],
+                              configs=['msan', 'asan', 'tsan'],
+                              platforms=['linux'],
+                              labels=['sanitizers'],
+                              extra_args=extra_args)
+  test_jobs += _generate_jobs(languages=['c++'],
+                              configs=['asan', 'tsan'],
+                              platforms=['linux'],
+                              labels=['sanitizers'],
+                              extra_args=extra_args)
+  return test_jobs
+
+  
+def _create_portability_test_jobs(extra_args=[]):
+  test_jobs = []
+  # portability C x86
+  test_jobs += _generate_jobs(languages=['c'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='x86',
+                              compiler='default',
+                              labels=['portability'],
+                              extra_args=extra_args)
+  
+  # portability C and C++ on x64
+  for compiler in ['gcc4.4', 'gcc4.6', 'gcc5.3',
+                   'clang3.5', 'clang3.6', 'clang3.7']:
+    test_jobs += _generate_jobs(languages=['c', 'c++'],
+                                configs=['dbg'],
+                                platforms=['linux'],
+                                arch='x64',
+                                compiler=compiler,
+                                labels=['portability'],
+                                extra_args=extra_args)
+  
+  # portability C on Windows
+  for arch in ['x86', 'x64']:
+    for compiler in ['vs2013', 'vs2015']:
+      test_jobs += _generate_jobs(languages=['c'],
+                                  configs=['dbg'],
+                                  platforms=['windows'],
+                                  arch=arch,
+                                  compiler=compiler,
+                                  labels=['portability'],
+                                  extra_args=extra_args)
+  
+  test_jobs += _generate_jobs(languages=['python'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='default',
+                              compiler='python3.4',
+                              labels=['portability'],
+                              extra_args=extra_args)
+  
+  test_jobs += _generate_jobs(languages=['csharp'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='default',
+                              compiler='coreclr',
+                              labels=['portability'],
+                              extra_args=extra_args)
+  return test_jobs  
+
+
+def _allowed_labels():
+  """Returns a list of existing job labels."""
+  all_labels = set()
+  for job in _create_test_jobs() + _create_portability_test_jobs():
+    for label in job.labels:
+      all_labels.add(label)
+  return sorted(all_labels)
+
+
+argp = argparse.ArgumentParser(description='Run a matrix of run_tests.py tests.')
+argp.add_argument('-j', '--jobs',
+                  default=multiprocessing.cpu_count()/_INNER_JOBS,
+                  type=int,
+                  help='Number of concurrent run_tests.py instances.')
+argp.add_argument('-f', '--filter',
+                  choices=_allowed_labels(),
+                  nargs='+',
+                  default=[],
+                  help='Filter targets to run by label with AND semantics.')
+argp.add_argument('--build_only',
+                  default=False,
+                  action='store_const',
+                  const=True,
+                  help='Pass --build_only flag to run_tests.py instances.')
+argp.add_argument('--force_default_poller', default=False, action='store_const', const=True,
+                  help='Pass --force_default_poller to run_tests.py instances.')
+argp.add_argument('--dry_run',
+                  default=False,
+                  action='store_const',
+                  const=True,
+                  help='Only print what would be run.')
+args = argp.parse_args()
+
+extra_args = []
+if args.build_only:
+  extra_args.append('--build_only')
+if args.force_default_poller:
+  extra_args.append('--force_default_poller')
+
+all_jobs = _create_test_jobs(extra_args=extra_args) + _create_portability_test_jobs(extra_args=extra_args)
+
+jobs = []
+for job in all_jobs:
+  if not args.filter or all(filter in job.labels for filter in args.filter):
+    jobs.append(job)
+
+if not jobs:
+  jobset.message('FAILED', 'No test suites match given criteria.',
+                 do_newline=True)
+  sys.exit(1)
+  
+print('IMPORTANT: The changes you are testing need to be locally committed')
+print('because only the committed changes in the current branch will be')
+print('copied to the docker environment or into subworkspaces.')
+
+print 
+print 'Will run these tests:'
+for job in jobs:
+  if args.dry_run:
+    print '  %s: "%s"' % (job.shortname, ' '.join(job.cmdline))
+  else:
+    print '  %s' % job.shortname
+print
+
+if args.dry_run:
+  print '--dry_run was used, exiting'
+  sys.exit(1)
+
+jobset.message('START', 'Running test matrix.', do_newline=True)
+num_failures, resultset = jobset.run(jobs,
+                                     newline_on_success=True,
+                                     travis=True,
+                                     maxjobs=args.jobs)
+report_utils.render_junit_xml_report(resultset, 'report.xml')
+
+if num_failures == 0:
+  jobset.message('SUCCESS', 'All run_tests.py instance finished successfully.',
+                 do_newline=True)
+else:
+  jobset.message('FAILED', 'Some run_tests.py instance have failed.',
+                 do_newline=True)
+  sys.exit(1)

tools/run_tests/sources_and_headers.json

@@ -5031,8 +5031,7 @@
   {
     "deps": [
       "grpc++", 
-      "grpc++_reflection", 
-      "grpc++_test_config"
+      "grpc++_reflection"
     ], 
     "headers": [
       "test/cpp/util/cli_call.h", 
@@ -6938,6 +6937,7 @@
     ], 
     "headers": [
       "test/core/end2end/cq_verifier.h", 
+      "test/core/end2end/fake_resolver.h", 
       "test/core/end2end/fixtures/http_proxy.h", 
       "test/core/end2end/fixtures/proxy.h", 
       "test/core/iomgr/endpoint_tests.h", 
@@ -6956,6 +6956,8 @@
     "src": [
       "test/core/end2end/cq_verifier.c", 
       "test/core/end2end/cq_verifier.h", 
+      "test/core/end2end/fake_resolver.c", 
+      "test/core/end2end/fake_resolver.h", 
       "test/core/end2end/fixtures/http_proxy.c", 
       "test/core/end2end/fixtures/http_proxy.h", 
       "test/core/end2end/fixtures/proxy.c", 

vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj

@@ -176,9 +176,6 @@
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
       <Project>{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}</Project>
     </ProjectReference>
-    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_test_config\grpc++_test_config.vcxproj">
-      <Project>{3F7D093D-11F9-C4BC-BEB7-18EB28E3F290}</Project>
-    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">

vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj

@@ -176,6 +176,7 @@
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\data\ssl_test_data.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\security\oauth2_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.h" />
+    <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\proxy.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\iomgr\endpoint_tests.h" />
@@ -284,6 +285,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\proxy.c">

vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters

@@ -19,6 +19,9 @@
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.c">
       <Filter>test\core\end2end</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.c">
+      <Filter>test\core\end2end</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.c">
       <Filter>test\core\end2end\fixtures</Filter>
     </ClCompile>
@@ -416,6 +419,9 @@
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.h">
       <Filter>test\core\end2end</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.h">
+      <Filter>test\core\end2end</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.h">
       <Filter>test\core\end2end\fixtures</Filter>
     </ClInclude>

vsprojects/vcxproj/grpc_test_util_unsecure/grpc_test_util_unsecure.vcxproj

@@ -148,6 +148,7 @@
 
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.h" />
+    <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\proxy.h" />
     <ClInclude Include="$(SolutionDir)\..\test\core\iomgr\endpoint_tests.h" />
@@ -163,6 +164,8 @@
   <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\proxy.c">

vsprojects/vcxproj/grpc_test_util_unsecure/grpc_test_util_unsecure.vcxproj.filters

@@ -4,6 +4,9 @@
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.c">
       <Filter>test\core\end2end</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.c">
+      <Filter>test\core\end2end</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.c">
       <Filter>test\core\end2end\fixtures</Filter>
     </ClCompile>
@@ -45,6 +48,9 @@
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\cq_verifier.h">
       <Filter>test\core\end2end</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fake_resolver.h">
+      <Filter>test\core\end2end</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\test\core\end2end\fixtures\http_proxy.h">
       <Filter>test\core\end2end\fixtures</Filter>
     </ClInclude>