Make endpoint peer API work on Windows

src/core/client_config/resolvers/sockaddr_resolver.c

@@ -37,7 +37,9 @@
 
 #include <stdio.h>
 #include <string.h>
+#ifdef GPR_POSIX_SOCKET
 #include <sys/un.h>
+#endif
 
 #include <grpc/support/alloc.h>
 #include <grpc/support/host_port.h>
@@ -172,7 +174,7 @@ static int parse_ipv4(grpc_uri *uri, struct sockaddr_storage *addr, int *len) {
   memset(in, 0, sizeof(*in));
   *len = sizeof(*in);
   in->sin_family = AF_INET;
-  if (inet_aton(host, &in->sin_addr) == 0) {
+  if (inet_pton(AF_INET, host, &in->sin_addr) == 0) {
     gpr_log(GPR_ERROR, "invalid ipv4 address: '%s'", host);
     goto done;
   }

src/core/iomgr/endpoint_pair_windows.c

@@ -81,8 +81,8 @@ grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char *name, size_t read
   SOCKET sv[2];
   grpc_endpoint_pair p;
   create_sockets(sv);
-  p.client = grpc_tcp_create(grpc_winsocket_create(sv[1], "endpoint:client"));
-  p.server = grpc_tcp_create(grpc_winsocket_create(sv[0], "endpoint:server"));
+  p.client = grpc_tcp_create(grpc_winsocket_create(sv[1], "endpoint:client"), "endpoint:server");
+  p.server = grpc_tcp_create(grpc_winsocket_create(sv[0], "endpoint:server"), "endpoint:client");
   return p;
 }
 

src/core/iomgr/tcp_client_windows.c

@@ -58,6 +58,7 @@ typedef struct {
   grpc_winsocket *socket;
   gpr_timespec deadline;
   grpc_alarm alarm;
+  char *addr_name;
   int refs;
   int aborted;
 } async_connect;
@@ -67,6 +68,7 @@ static void async_connect_cleanup(async_connect *ac) {
   gpr_mu_unlock(&ac->mu);
   if (done) {
     gpr_mu_destroy(&ac->mu);
+    gpr_free(ac->addr_name);
     gpr_free(ac);
   }
 }
@@ -107,7 +109,7 @@ static void on_connect(void *acp, int from_iocp) {
       gpr_log(GPR_ERROR, "on_connect error: %s", utf8_message);
       gpr_free(utf8_message);
     } else if (!aborted) {
-      ep = grpc_tcp_create(ac->socket);
+      ep = grpc_tcp_create(ac->socket, ac->addr_name);
     }
   } else {
     gpr_log(GPR_ERROR, "on_connect is shutting down");
@@ -213,6 +215,7 @@ void grpc_tcp_client_connect(void (*cb)(void *arg, grpc_endpoint *tcp),
   ac->socket = socket;
   gpr_mu_init(&ac->mu);
   ac->refs = 2;
+  ac->addr_name = grpc_sockaddr_to_uri(addr);
   ac->aborted = 0;
 
   grpc_alarm_init(&ac->alarm, deadline, on_alarm, ac,

src/core/iomgr/tcp_server_windows.c

@@ -243,6 +243,10 @@ static void on_accept(void *arg, int from_iocp) {
   SOCKET sock = sp->new_socket;
   grpc_winsocket_callback_info *info = &sp->socket->read_info;
   grpc_endpoint *ep = NULL;
+  struct sockaddr_storage peer_name;
+  char *peer_name_string;
+  char *fd_name;
+  int peer_name_len = sizeof(peer_name);
   DWORD transfered_bytes;
   DWORD flags;
   BOOL wsa_success;
@@ -277,8 +281,12 @@ static void on_accept(void *arg, int from_iocp) {
     }
   } else {
     if (!sp->shutting_down) {
-      /* TODO(ctiller): add sockaddr address to label */
-      ep = grpc_tcp_create(grpc_winsocket_create(sock, "server"));
+      getpeername(sock, (struct sockaddr*)&peer_name, &peer_name_len);
+      peer_name_string = grpc_sockaddr_to_uri((struct sockaddr*)&peer_name);
+      gpr_asprintf(&fd_name, "tcp_server:%s", peer_name_string);
+      ep = grpc_tcp_create(grpc_winsocket_create(sock, fd_name), peer_name_string);
+      gpr_free(fd_name);
+      gpr_free(peer_name_string);
     }
   }
 

src/core/iomgr/tcp_windows.c

@@ -96,6 +96,8 @@ typedef struct grpc_tcp {
      to protect ourselves when requesting a shutdown. */
   gpr_mu mu;
   int shutting_down;
+
+  char *peer_string;
 } grpc_tcp;
 
 static void tcp_ref(grpc_tcp *tcp) {
@@ -107,6 +109,7 @@ static void tcp_unref(grpc_tcp *tcp) {
     gpr_slice_buffer_destroy(&tcp->write_slices);
     grpc_winsocket_orphan(tcp->socket);
     gpr_mu_destroy(&tcp->mu);
+    gpr_free(tcp->peer_string);
     gpr_free(tcp);
   }
 }
@@ -393,11 +396,16 @@ static void win_destroy(grpc_endpoint *ep) {
   tcp_unref(tcp);
 }
 
+static char *win_get_peer(grpc_endpoint *ep) {
+  grpc_tcp *tcp = (grpc_tcp *)ep;
+  return gpr_strdup(tcp->peer_string);
+}
+
 static grpc_endpoint_vtable vtable = {
-  win_notify_on_read, win_write, win_add_to_pollset, win_shutdown, win_destroy
+  win_notify_on_read, win_write, win_add_to_pollset, win_shutdown, win_destroy, win_get_peer
 };
 
-grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket) {
+grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket, char *peer_string) {
   grpc_tcp *tcp = (grpc_tcp *) gpr_malloc(sizeof(grpc_tcp));
   memset(tcp, 0, sizeof(grpc_tcp));
   tcp->base.vtable = &vtable;
@@ -405,6 +413,7 @@ grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket) {
   gpr_mu_init(&tcp->mu);
   gpr_slice_buffer_init(&tcp->write_slices);
   gpr_ref_init(&tcp->refcount, 1);
+  tcp->peer_string = gpr_strdup(peer_string);
   return &tcp->base;
 }
 

src/core/iomgr/tcp_windows.h

@@ -50,7 +50,7 @@
 /* Create a tcp endpoint given a winsock handle.
  * Takes ownership of the handle.
  */
-grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket);
+grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket, char *peer_string);
 
 int grpc_tcp_prepare_socket(SOCKET sock);
 

src/cpp/client/create_channel.cc

@@ -45,6 +45,6 @@ std::shared_ptr<ChannelInterface> CreateChannel(
     const ChannelArguments& args) {
   return creds ? creds->CreateChannel(target, args)
                : std::shared_ptr<ChannelInterface>(
-                     new Channel(target, grpc_lame_client_channel_create()));
+                     new Channel(target, grpc_lame_client_channel_create(NULL)));
 }
 }  // namespace grpc