client_config: chttp2_fullstack_no_op_unsecure_test passes

src/core/client_config/connector.c

@@ -33,3 +33,19 @@
 
 #include "src/core/client_config/connector.h"
 
+void grpc_connector_ref(grpc_connector *connector) {
+  connector->vtable->ref(connector);
+}
+
+void grpc_connector_unref(grpc_connector *connector) {
+  connector->vtable->unref(connector);
+}
+
+void grpc_connector_connect(grpc_connector *connector,
+                            const grpc_channel_args *channel_args,
+                            grpc_mdctx *metadata_context,
+                            grpc_transport **transport,
+                            grpc_iomgr_closure *notify) {
+  connector->vtable->connect(connector, channel_args, metadata_context,
+                             transport, notify);
+}

src/core/client_config/connector.h

@@ -46,11 +46,18 @@ struct grpc_connector {
 struct grpc_connector_vtable {
   void (*ref)(grpc_connector *connector);
   void (*unref)(grpc_connector *connector);
-  void (*connect)(grpc_connector *connector, const grpc_channel_args *channel_args, grpc_mdctx *metadata_context, grpc_transport **transport, grpc_iomgr_closure *notify);
+  void (*connect)(grpc_connector *connector,
+                  const grpc_channel_args *channel_args,
+                  grpc_mdctx *metadata_context, grpc_transport **transport,
+                  grpc_iomgr_closure *notify);
 };
 
 void grpc_connector_ref(grpc_connector *connector);
 void grpc_connector_unref(grpc_connector *connector);
-void grpc_connector_connect(grpc_connector *connector, const grpc_channel_args *channel_args, grpc_mdctx *metadata_context, grpc_transport **transport, grpc_iomgr_closure *notify);
+void grpc_connector_connect(grpc_connector *connector,
+                            const grpc_channel_args *channel_args,
+                            grpc_mdctx *metadata_context,
+                            grpc_transport **transport,
+                            grpc_iomgr_closure *notify);
 
 #endif

src/core/client_config/resolver_factory.c

@@ -32,3 +32,18 @@
  */
 
 #include "src/core/client_config/resolver_factory.h"
+
+void grpc_resolver_factory_ref(grpc_resolver_factory *factory) {
+  factory->vtable->ref(factory);
+}
+
+void grpc_resolver_factory_unref(grpc_resolver_factory *factory) {
+  factory->vtable->unref(factory);
+}
+
+/** Create a resolver instance for a name */
+grpc_resolver *grpc_resolver_factory_create_resolver(
+    grpc_resolver_factory *factory, grpc_uri *uri,
+    grpc_subchannel_factory *subchannel_factory) {
+  return factory->vtable->create_resolver(factory, uri, subchannel_factory);
+}

src/core/client_config/subchannel.c

@@ -33,11 +33,22 @@
 
 #include "src/core/client_config/subchannel.h"
 
+#include <string.h>
+
 #include <grpc/support/alloc.h>
 
 struct grpc_subchannel {
   gpr_refcount refs;
   grpc_connector *connector;
+
+  /** non-transport related channel filters */
+  const grpc_channel_filter **filters;
+  size_t filter_count;
+  /** channel arguments */
+  grpc_channel_args *args;
+  /** address to connect to */
+  struct sockaddr *addr;
+  size_t addr_len;
 };
 
 struct grpc_subchannel_call {
@@ -59,6 +70,23 @@ void grpc_subchannel_unref(grpc_subchannel *channel) {
   }
 }
 
+grpc_subchannel *grpc_subchannel_create(grpc_connector *connector,
+                                        grpc_subchannel_args *args) {
+  grpc_subchannel *c = gpr_malloc(sizeof(*c));
+  memset(c, 0, sizeof(*c));
+  gpr_ref_init(&c->refs, 1);
+  c->connector = connector;
+  grpc_connector_ref(c->connector);
+  c->filters = gpr_malloc(sizeof(grpc_channel_filter *) * args->filter_count);
+  memcpy(c->filters, args->filters,
+         sizeof(grpc_channel_filter *) * args->filter_count);
+  c->filter_count = args->filter_count;
+  c->addr = gpr_malloc(args->addr_len);
+  memcpy(c->addr, args->addr, args->addr_len);
+  c->addr_len = args->addr_len;
+  return c;
+}
+
 /*
  * grpc_subchannel_call implementation
  */

src/core/client_config/subchannel.h

@@ -41,6 +41,7 @@
     address. Provides a target for load balancing. */
 typedef struct grpc_subchannel grpc_subchannel;
 typedef struct grpc_subchannel_call grpc_subchannel_call;
+typedef struct grpc_subchannel_args grpc_subchannel_args;
 
 void grpc_subchannel_ref(grpc_subchannel *channel);
 void grpc_subchannel_unref(grpc_subchannel *channel);
@@ -69,7 +70,21 @@ void grpc_subchannel_create_call(grpc_subchannel *subchannel,
 void grpc_subchannel_call_process_op(grpc_subchannel_call *subchannel_call,
                                      grpc_transport_stream_op *op);
 
+struct grpc_subchannel_args {
+  /** Channel filters for this channel - wrapped factories will likely
+      want to mutate this */
+  const grpc_channel_filter **filters;
+  /** The number of filters in the above array */
+  size_t filter_count;
+  /** Channel arguments to be supplied to the newly created channel */
+  const grpc_channel_args *args;
+  /** Address to connect to */
+  struct sockaddr *addr;
+  size_t addr_len;
+};
+
 /** create a subchannel given a connector */
-grpc_subchannel *grpc_subchannel_create(grpc_connector *connector);
+grpc_subchannel *grpc_subchannel_create(grpc_connector *connector,
+                                        grpc_subchannel_args *args);
 
 #endif /* GRPC_INTERNAL_CORE_CLIENT_CONFIG_SUBCHANNEL_H */

src/core/client_config/subchannel_factory.h

@@ -39,7 +39,6 @@
 
 typedef struct grpc_subchannel_factory grpc_subchannel_factory;
 typedef struct grpc_subchannel_factory_vtable grpc_subchannel_factory_vtable;
-typedef struct grpc_subchannel_args grpc_subchannel_args;
 
 /** Constructor for new configured channels.
     Creating decorators around this type is encouraged to adapt behavior. */
@@ -47,19 +46,6 @@ struct grpc_subchannel_factory {
   const grpc_subchannel_factory_vtable *vtable;
 };
 
-struct grpc_subchannel_args {
-  /** Channel filters for this channel - wrapped factories will likely
-      want to mutate this */
-  const grpc_channel_filter **filters;
-  /** The number of filters in the above array */
-  size_t filter_count;
-  /** Channel arguments to be supplied to the newly created channel */
-  const grpc_channel_args *args;
-  /** Address to connect to */
-  struct sockaddr *addr;
-  size_t addr_len;
-};
-
 struct grpc_subchannel_factory_vtable {
   void (*ref)(grpc_subchannel_factory *factory);
   void (*unref)(grpc_subchannel_factory *factory);

src/core/surface/channel_create.c

@@ -46,44 +46,42 @@
 typedef struct {
   grpc_connector base;
   gpr_refcount refs;
-  struct sockaddr *addr;
-  int addr_len;
-  grpc_channel_args *args;
 } connector;
 
-typedef struct {
-  grpc_subchannel_factory base;
-  gpr_refcount refs;
-  grpc_channel_args *args;
-} subchannel_factory;
-
-static void subchannel_factory_ref(grpc_subchannel_factory *scf) {
-  subchannel_factory *f = (subchannel_factory*)scf;
-  gpr_ref(&f->refs);
+static void connector_ref(grpc_connector *con) {
+  connector *c = (connector *)con;
+  gpr_ref(&c->refs);
 }
 
-static void subchannel_factory_unref(grpc_subchannel_factory *scf) {
-  subchannel_factory *f = (subchannel_factory*)scf;
-  if (gpr_unref(&f->refs)) {
-    grpc_channel_args_destroy(f->args);
-    gpr_free(f);
+static void connector_unref(grpc_connector *con) {
+  connector *c = (connector *)con;
+  if (gpr_unref(&c->refs)) {
+    gpr_free(c);
   }
 }
 
+static void connector_connect(grpc_connector *connector, const grpc_channel_args *channel_args, grpc_mdctx *metadata_context, grpc_transport **transport, grpc_iomgr_closure *notify) {
+  abort();
+}
+
+static const grpc_connector_vtable connector_vtable = {connector_ref, connector_unref, connector_connect};
+
+static void subchannel_factory_ref(grpc_subchannel_factory *scf) {}
+
+static void subchannel_factory_unref(grpc_subchannel_factory *scf) {}
+
 static grpc_subchannel *subchannel_factory_create_subchannel(grpc_subchannel_factory *scf, grpc_subchannel_args *args) {
-  subchannel_factory *f = (subchannel_factory*)scf;
   connector *c = gpr_malloc(sizeof(*c));
+  grpc_subchannel *s;
   c->base.vtable = &connector_vtable;
   gpr_ref_init(&c->refs, 1);
-  c->addr = gpr_malloc(args->addr_len);
-  memcpy(c->addr, args->addr, args->addr_len);
-  c->addr_len = args->addr_len;
-  c->args = grpc_channel_args_merge(args->args, f->args);
-
-  return grpc_subchannel_create(&c->base);
+  s = grpc_subchannel_create(&c->base, args);
+  grpc_connector_unref(&c->base);
+  return s;
 }
 
 static const grpc_subchannel_factory_vtable subchannel_factory_vtable = {subchannel_factory_ref, subchannel_factory_unref, subchannel_factory_create_subchannel};
+static grpc_subchannel_factory subchannel_factory = {&subchannel_factory_vtable};
 
 /* Create a client channel:
    Asynchronously: - resolve target
@@ -92,7 +90,6 @@ static const grpc_subchannel_factory_vtable subchannel_factory_vtable = {subchan
 grpc_channel *grpc_channel_create(const char *target,
                                   const grpc_channel_args *args) {
   grpc_channel *channel = NULL;
-  subchannel_factory *scfactory = gpr_malloc(sizeof(*scfactory));
 #define MAX_FILTERS 3
   const grpc_channel_filter *filters[MAX_FILTERS];
   grpc_resolver *resolver;
@@ -104,11 +101,7 @@ grpc_channel *grpc_channel_create(const char *target,
   filters[n++] = &grpc_client_channel_filter;
   GPR_ASSERT(n <= MAX_FILTERS);
 
-  scfactory->base.vtable = &subchannel_factory_vtable;
-  gpr_ref_init(&scfactory->refs, 1);
-  scfactory->args = grpc_channel_args_copy(args);
-
-  resolver = grpc_resolver_create(target, &scfactory->base);
+  resolver = grpc_resolver_create(target, &subchannel_factory);
   if (!resolver) {
     return NULL;
   }