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-rw-r--r--src/core/lib/iomgr/network_status_tracker.c121
-rw-r--r--src/core/lib/iomgr/network_status_tracker.h41
-rw-r--r--src/core/lib/iomgr/socket_utils_common_posix.c22
-rw-r--r--src/core/lib/iomgr/socket_utils_posix.h3
-rw-r--r--src/core/lib/iomgr/tcp_posix.c4
-rw-r--r--src/core/lib/iomgr/tcp_server.h3
-rw-r--r--src/core/lib/iomgr/tcp_server_posix.c123
-rw-r--r--src/core/lib/iomgr/tcp_server_windows.c1
-rw-r--r--src/core/lib/iomgr/tcp_windows.c5
-rw-r--r--src/core/lib/iomgr/udp_server.c4
10 files changed, 312 insertions, 15 deletions
diff --git a/src/core/lib/iomgr/network_status_tracker.c b/src/core/lib/iomgr/network_status_tracker.c
new file mode 100644
index 0000000000..38a1c9b7d4
--- /dev/null
+++ b/src/core/lib/iomgr/network_status_tracker.c
@@ -0,0 +1,121 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include "src/core/lib/iomgr/endpoint.h"
+
+typedef struct endpoint_ll_node {
+ grpc_endpoint *ep;
+ struct endpoint_ll_node *next;
+} endpoint_ll_node;
+
+static endpoint_ll_node *head = NULL;
+static gpr_mu g_endpoint_mutex;
+static bool g_init_done = false;
+
+void grpc_initialize_network_status_monitor() {
+ g_init_done = true;
+ gpr_mu_init(&g_endpoint_mutex);
+ // TODO(makarandd): Install callback with OS to monitor network status.
+}
+
+void grpc_destroy_network_status_monitor() {
+ for (endpoint_ll_node *curr = head; curr != NULL;) {
+ endpoint_ll_node *next = curr->next;
+ gpr_free(curr);
+ curr = next;
+ }
+ gpr_mu_destroy(&g_endpoint_mutex);
+}
+
+void grpc_network_status_register_endpoint(grpc_endpoint *ep) {
+ if (!g_init_done) {
+ grpc_initialize_network_status_monitor();
+ }
+ gpr_mu_lock(&g_endpoint_mutex);
+ if (head == NULL) {
+ head = (endpoint_ll_node *)gpr_malloc(sizeof(endpoint_ll_node));
+ head->ep = ep;
+ head->next = NULL;
+ } else {
+ endpoint_ll_node *prev_head = head;
+ head = (endpoint_ll_node *)gpr_malloc(sizeof(endpoint_ll_node));
+ head->ep = ep;
+ head->next = prev_head;
+ }
+ gpr_mu_unlock(&g_endpoint_mutex);
+}
+
+void grpc_network_status_unregister_endpoint(grpc_endpoint *ep) {
+ gpr_mu_lock(&g_endpoint_mutex);
+ GPR_ASSERT(head);
+ bool found = false;
+ endpoint_ll_node *prev = head;
+ // if we're unregistering the head, just move head to the next
+ if (ep == head->ep) {
+ head = head->next;
+ gpr_free(prev);
+ found = true;
+ } else {
+ for (endpoint_ll_node *curr = head->next; curr != NULL; curr = curr->next) {
+ if (ep == curr->ep) {
+ prev->next = curr->next;
+ gpr_free(curr);
+ found = true;
+ break;
+ }
+ prev = curr;
+ }
+ }
+ gpr_mu_unlock(&g_endpoint_mutex);
+ GPR_ASSERT(found);
+}
+
+// Walk the linked-list from head and execute shutdown. It is possible that
+// other threads might be in the process of shutdown as well, but that has
+// no side effect since endpoint shutdown is idempotent.
+void grpc_network_status_shutdown_all_endpoints() {
+ gpr_mu_lock(&g_endpoint_mutex);
+ if (head == NULL) {
+ gpr_mu_unlock(&g_endpoint_mutex);
+ return;
+ }
+ grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+
+ for (endpoint_ll_node *curr = head; curr != NULL; curr = curr->next) {
+ curr->ep->vtable->shutdown(&exec_ctx, curr->ep);
+ }
+ gpr_mu_unlock(&g_endpoint_mutex);
+ grpc_exec_ctx_finish(&exec_ctx);
+}
diff --git a/src/core/lib/iomgr/network_status_tracker.h b/src/core/lib/iomgr/network_status_tracker.h
new file mode 100644
index 0000000000..74a1aa8135
--- /dev/null
+++ b/src/core/lib/iomgr/network_status_tracker.h
@@ -0,0 +1,41 @@
+/*
+ *
+ * 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_CORE_LIB_IOMGR_NETWORK_STATUS_TRACKER_H
+#define GRPC_CORE_LIB_IOMGR_NETWORK_STATUS_TRACKER_H
+#include "src/core/lib/iomgr/endpoint.h"
+
+void grpc_network_status_register_endpoint(grpc_endpoint *ep);
+void grpc_network_status_unregister_endpoint(grpc_endpoint *ep);
+void grpc_network_status_shutdown_all_endpoints();
+#endif /* GRPC_CORE_LIB_IOMGR_NETWORK_STATUS_TRACKER_H */
diff --git a/src/core/lib/iomgr/socket_utils_common_posix.c b/src/core/lib/iomgr/socket_utils_common_posix.c
index 3a1371617e..d2f6261e2a 100644
--- a/src/core/lib/iomgr/socket_utils_common_posix.c
+++ b/src/core/lib/iomgr/socket_utils_common_posix.c
@@ -169,6 +169,28 @@ grpc_error *grpc_set_socket_reuse_addr(int fd, int reuse) {
return GRPC_ERROR_NONE;
}
+/* set a socket to reuse old addresses */
+grpc_error *grpc_set_socket_reuse_port(int fd, int reuse) {
+#ifndef SO_REUSEPORT
+ return GRPC_ERROR_CREATE("SO_REUSEPORT unavailable on compiling system");
+#else
+ int val = (reuse != 0);
+ int newval;
+ socklen_t intlen = sizeof(newval);
+ if (0 != setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &val, sizeof(val))) {
+ return GRPC_OS_ERROR(errno, "setsockopt(SO_REUSEPORT)");
+ }
+ if (0 != getsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &newval, &intlen)) {
+ return GRPC_OS_ERROR(errno, "getsockopt(SO_REUSEPORT)");
+ }
+ if ((newval != 0) != val) {
+ return GRPC_ERROR_CREATE("Failed to set SO_REUSEPORT");
+ }
+
+ return GRPC_ERROR_NONE;
+#endif
+}
+
/* disable nagle */
grpc_error *grpc_set_socket_low_latency(int fd, int low_latency) {
int val = (low_latency != 0);
diff --git a/src/core/lib/iomgr/socket_utils_posix.h b/src/core/lib/iomgr/socket_utils_posix.h
index 30ff39dfa3..7bcc2219ae 100644
--- a/src/core/lib/iomgr/socket_utils_posix.h
+++ b/src/core/lib/iomgr/socket_utils_posix.h
@@ -55,6 +55,9 @@ grpc_error *grpc_set_socket_reuse_addr(int fd, int reuse);
/* disable nagle */
grpc_error *grpc_set_socket_low_latency(int fd, int low_latency);
+/* set SO_REUSEPORT */
+grpc_error *grpc_set_socket_reuse_port(int fd, int reuse);
+
/* Returns true if this system can create AF_INET6 sockets bound to ::1.
The value is probed once, and cached for the life of the process.
diff --git a/src/core/lib/iomgr/tcp_posix.c b/src/core/lib/iomgr/tcp_posix.c
index 1046b60bcc..2ab45e33ce 100644
--- a/src/core/lib/iomgr/tcp_posix.c
+++ b/src/core/lib/iomgr/tcp_posix.c
@@ -35,6 +35,7 @@
#ifdef GPR_POSIX_SOCKET
+#include "src/core/lib/iomgr/network_status_tracker.h"
#include "src/core/lib/iomgr/tcp_posix.h"
#include <errno.h>
@@ -152,6 +153,7 @@ static void tcp_ref(grpc_tcp *tcp) { gpr_ref(&tcp->refcount); }
#endif
static void tcp_destroy(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep) {
+ grpc_network_status_unregister_endpoint(ep);
grpc_tcp *tcp = (grpc_tcp *)ep;
TCP_UNREF(exec_ctx, tcp, "destroy");
}
@@ -474,6 +476,8 @@ grpc_endpoint *grpc_tcp_create(grpc_fd *em_fd, size_t slice_size,
tcp->write_closure.cb = tcp_handle_write;
tcp->write_closure.cb_arg = tcp;
gpr_slice_buffer_init(&tcp->last_read_buffer);
+ /* Tell network status tracker about new endpoint */
+ grpc_network_status_register_endpoint(&tcp->base);
return &tcp->base;
}
diff --git a/src/core/lib/iomgr/tcp_server.h b/src/core/lib/iomgr/tcp_server.h
index 1d6e70dbe9..875a6ca14a 100644
--- a/src/core/lib/iomgr/tcp_server.h
+++ b/src/core/lib/iomgr/tcp_server.h
@@ -34,6 +34,8 @@
#ifndef GRPC_CORE_LIB_IOMGR_TCP_SERVER_H
#define GRPC_CORE_LIB_IOMGR_TCP_SERVER_H
+#include <grpc/grpc.h>
+
#include "src/core/lib/iomgr/closure.h"
#include "src/core/lib/iomgr/endpoint.h"
@@ -59,6 +61,7 @@ typedef void (*grpc_tcp_server_cb)(grpc_exec_ctx *exec_ctx, void *arg,
If shutdown_complete is not NULL, it will be used by
grpc_tcp_server_unref() when the ref count reaches zero. */
grpc_error *grpc_tcp_server_create(grpc_closure *shutdown_complete,
+ const grpc_channel_args *args,
grpc_tcp_server **server);
/* Start listening to bound ports */
diff --git a/src/core/lib/iomgr/tcp_server_posix.c b/src/core/lib/iomgr/tcp_server_posix.c
index 6fb547bb36..a1a463550a 100644
--- a/src/core/lib/iomgr/tcp_server_posix.c
+++ b/src/core/lib/iomgr/tcp_server_posix.c
@@ -112,8 +112,10 @@ struct grpc_tcp_server {
/* destroyed port count: how many ports are completely destroyed */
size_t destroyed_ports;
- /* is this server shutting down? (boolean) */
- int shutdown;
+ /* is this server shutting down? */
+ bool shutdown;
+ /* use SO_REUSEPORT */
+ bool so_reuseport;
/* linked list of server ports */
grpc_tcp_listener *head;
@@ -135,14 +137,42 @@ struct grpc_tcp_server {
size_t next_pollset_to_assign;
};
+static gpr_once check_init = GPR_ONCE_INIT;
+static bool has_so_reuseport;
+
+static void init(void) {
+ int s = socket(AF_INET, SOCK_STREAM, 0);
+ if (s >= 0) {
+ has_so_reuseport = GRPC_LOG_IF_ERROR("check for SO_REUSEPORT",
+ grpc_set_socket_reuse_port(s, 1));
+ close(s);
+ }
+}
+
grpc_error *grpc_tcp_server_create(grpc_closure *shutdown_complete,
+ const grpc_channel_args *args,
grpc_tcp_server **server) {
+ gpr_once_init(&check_init, init);
+
grpc_tcp_server *s = gpr_malloc(sizeof(grpc_tcp_server));
+ s->so_reuseport = has_so_reuseport;
+ for (size_t i = 0; i < (args == NULL ? 0 : args->num_args); i++) {
+ if (0 == strcmp(GRPC_ARG_ALLOW_REUSEPORT, args->args[i].key)) {
+ if (args->args[i].type == GRPC_ARG_INTEGER) {
+ s->so_reuseport =
+ has_so_reuseport && (args->args[i].value.integer != 0);
+ } else {
+ gpr_free(s);
+ return GRPC_ERROR_CREATE(GRPC_ARG_ALLOW_REUSEPORT
+ " must be an integer");
+ }
+ }
+ }
gpr_ref_init(&s->refs, 1);
gpr_mu_init(&s->mu);
s->active_ports = 0;
s->destroyed_ports = 0;
- s->shutdown = 0;
+ s->shutdown = false;
s->shutdown_starting.head = NULL;
s->shutdown_starting.tail = NULL;
s->shutdown_complete = shutdown_complete;
@@ -218,7 +248,7 @@ static void tcp_server_destroy(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s) {
gpr_mu_lock(&s->mu);
GPR_ASSERT(!s->shutdown);
- s->shutdown = 1;
+ s->shutdown = true;
/* shutdown all fd's */
if (s->active_ports) {
@@ -268,13 +298,19 @@ static int get_max_accept_queue_size(void) {
/* Prepare a recently-created socket for listening. */
static grpc_error *prepare_socket(int fd, const struct sockaddr *addr,
- size_t addr_len, int *port) {
+ size_t addr_len, bool so_reuseport,
+ int *port) {
struct sockaddr_storage sockname_temp;
socklen_t sockname_len;
grpc_error *err = GRPC_ERROR_NONE;
GPR_ASSERT(fd >= 0);
+ if (so_reuseport) {
+ err = grpc_set_socket_reuse_port(fd, 1);
+ if (err != GRPC_ERROR_NONE) goto error;
+ }
+
err = grpc_set_socket_nonblocking(fd, 1);
if (err != GRPC_ERROR_NONE) goto error;
err = grpc_set_socket_cloexec(fd, 1);
@@ -407,7 +443,7 @@ static grpc_error *add_socket_to_server(grpc_tcp_server *s, int fd,
char *addr_str;
char *name;
- grpc_error *err = prepare_socket(fd, addr, addr_len, &port);
+ grpc_error *err = prepare_socket(fd, addr, addr_len, s->so_reuseport, &port);
if (err == GRPC_ERROR_NONE) {
GPR_ASSERT(port > 0);
grpc_sockaddr_to_string(&addr_str, (struct sockaddr *)&addr, 1);
@@ -443,6 +479,52 @@ static grpc_error *add_socket_to_server(grpc_tcp_server *s, int fd,
return err;
}
+static grpc_error *clone_port(grpc_tcp_listener *listener, unsigned count) {
+ grpc_tcp_listener *sp = NULL;
+ char *addr_str;
+ char *name;
+ grpc_error *err;
+
+ for (grpc_tcp_listener *l = listener->next; l && l->is_sibling; l = l->next) {
+ l->fd_index += count;
+ }
+
+ for (unsigned i = 0; i < count; i++) {
+ int fd, port;
+ grpc_dualstack_mode dsmode;
+ err = grpc_create_dualstack_socket(&listener->addr.sockaddr, SOCK_STREAM, 0,
+ &dsmode, &fd);
+ if (err != GRPC_ERROR_NONE) return err;
+ err = prepare_socket(fd, &listener->addr.sockaddr, listener->addr_len, true,
+ &port);
+ if (err != GRPC_ERROR_NONE) return err;
+ listener->server->nports++;
+ grpc_sockaddr_to_string(&addr_str, &listener->addr.sockaddr, 1);
+ gpr_asprintf(&name, "tcp-server-listener:%s/clone-%d", addr_str, i);
+ sp = gpr_malloc(sizeof(grpc_tcp_listener));
+ sp->next = listener->next;
+ listener->next = sp;
+ sp->server = listener->server;
+ sp->fd = fd;
+ sp->emfd = grpc_fd_create(fd, name);
+ memcpy(sp->addr.untyped, listener->addr.untyped, listener->addr_len);
+ sp->addr_len = listener->addr_len;
+ sp->port = port;
+ sp->port_index = listener->port_index;
+ sp->fd_index = listener->fd_index + count - i;
+ sp->is_sibling = 1;
+ sp->sibling = listener->is_sibling ? listener->sibling : listener;
+ GPR_ASSERT(sp->emfd);
+ while (listener->server->tail->next != NULL) {
+ listener->server->tail = listener->server->tail->next;
+ }
+ gpr_free(addr_str);
+ gpr_free(name);
+ }
+
+ return GRPC_ERROR_NONE;
+}
+
grpc_error *grpc_tcp_server_add_port(grpc_tcp_server *s, const void *addr,
size_t addr_len, int *out_port) {
grpc_tcp_listener *sp;
@@ -599,14 +681,29 @@ void grpc_tcp_server_start(grpc_exec_ctx *exec_ctx, grpc_tcp_server *s,
s->on_accept_cb_arg = on_accept_cb_arg;
s->pollsets = pollsets;
s->pollset_count = pollset_count;
- for (sp = s->head; sp; sp = sp->next) {
- for (i = 0; i < pollset_count; i++) {
- grpc_pollset_add_fd(exec_ctx, pollsets[i], sp->emfd);
+ sp = s->head;
+ while (sp != NULL) {
+ if (s->so_reuseport && pollset_count > 1) {
+ GPR_ASSERT(GRPC_LOG_IF_ERROR(
+ "clone_port", clone_port(sp, (unsigned)(pollset_count - 1))));
+ for (i = 0; i < pollset_count; i++) {
+ grpc_pollset_add_fd(exec_ctx, pollsets[i], sp->emfd);
+ sp->read_closure.cb = on_read;
+ sp->read_closure.cb_arg = sp;
+ grpc_fd_notify_on_read(exec_ctx, sp->emfd, &sp->read_closure);
+ s->active_ports++;
+ sp = sp->next;
+ }
+ } else {
+ for (i = 0; i < pollset_count; i++) {
+ grpc_pollset_add_fd(exec_ctx, pollsets[i], sp->emfd);
+ }
+ sp->read_closure.cb = on_read;
+ sp->read_closure.cb_arg = sp;
+ grpc_fd_notify_on_read(exec_ctx, sp->emfd, &sp->read_closure);
+ s->active_ports++;
+ sp = sp->next;
}
- sp->read_closure.cb = on_read;
- sp->read_closure.cb_arg = sp;
- grpc_fd_notify_on_read(exec_ctx, sp->emfd, &sp->read_closure);
- s->active_ports++;
}
gpr_mu_unlock(&s->mu);
}
diff --git a/src/core/lib/iomgr/tcp_server_windows.c b/src/core/lib/iomgr/tcp_server_windows.c
index 86982bc183..7b0966704c 100644
--- a/src/core/lib/iomgr/tcp_server_windows.c
+++ b/src/core/lib/iomgr/tcp_server_windows.c
@@ -103,6 +103,7 @@ struct grpc_tcp_server {
/* Public function. Allocates the proper data structures to hold a
grpc_tcp_server. */
grpc_error *grpc_tcp_server_create(grpc_closure *shutdown_complete,
+ const grpc_channel_args *args,
grpc_tcp_server **server) {
grpc_tcp_server *s = gpr_malloc(sizeof(grpc_tcp_server));
gpr_ref_init(&s->refs, 1);
diff --git a/src/core/lib/iomgr/tcp_windows.c b/src/core/lib/iomgr/tcp_windows.c
index b2af8030aa..37ab59021e 100644
--- a/src/core/lib/iomgr/tcp_windows.c
+++ b/src/core/lib/iomgr/tcp_windows.c
@@ -37,6 +37,7 @@
#include <limits.h>
+#include "src/core/lib/iomgr/network_status_tracker.h"
#include "src/core/lib/iomgr/sockaddr_windows.h"
#include <grpc/support/alloc.h>
@@ -378,6 +379,7 @@ static void win_shutdown(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep) {
}
static void win_destroy(grpc_exec_ctx *exec_ctx, grpc_endpoint *ep) {
+ grpc_network_status_unregister_endpoint(ep);
grpc_tcp *tcp = (grpc_tcp *)ep;
TCP_UNREF(tcp, "destroy");
}
@@ -401,6 +403,9 @@ grpc_endpoint *grpc_tcp_create(grpc_winsocket *socket, char *peer_string) {
grpc_closure_init(&tcp->on_read, on_read, tcp);
grpc_closure_init(&tcp->on_write, on_write, tcp);
tcp->peer_string = gpr_strdup(peer_string);
+ /* Tell network status tracking code about the new endpoint */
+ grpc_network_status_register_endpoint(&tcp->base);
+
return &tcp->base;
}
diff --git a/src/core/lib/iomgr/udp_server.c b/src/core/lib/iomgr/udp_server.c
index 16150687d3..1ebccf2ee2 100644
--- a/src/core/lib/iomgr/udp_server.c
+++ b/src/core/lib/iomgr/udp_server.c
@@ -243,13 +243,13 @@ static int prepare_socket(int fd, const struct sockaddr *addr,
if (!grpc_set_socket_sndbuf(fd, buffer_size_bytes)) {
gpr_log(GPR_ERROR, "Failed to set send buffer size to %d bytes",
- buf_size_bytes);
+ buffer_size_bytes);
goto error;
}
if (!grpc_set_socket_rcvbuf(fd, buffer_size_bytes)) {
gpr_log(GPR_ERROR, "Failed to set receive buffer size to %d bytes",
- buf_size_bytes);
+ buffer_size_bytes);
goto error;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 15:22:47 +0000