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-rw-r--r--src/core/ext/filters/client_channel/parse_address.cc29
-rw-r--r--src/core/lib/iomgr/grpc_if_nametoindex.h30
-rw-r--r--src/core/lib/iomgr/grpc_if_nametoindex_posix.cc41
-rw-r--r--src/core/lib/iomgr/grpc_if_nametoindex_unsupported.cc37
4 files changed, 132 insertions, 5 deletions
diff --git a/src/core/ext/filters/client_channel/parse_address.cc b/src/core/ext/filters/client_channel/parse_address.cc
index 707beb8876..c5e1ed811b 100644
--- a/src/core/ext/filters/client_channel/parse_address.cc
+++ b/src/core/ext/filters/client_channel/parse_address.cc
@@ -19,6 +19,7 @@
#include <grpc/support/port_platform.h>
#include "src/core/ext/filters/client_channel/parse_address.h"
+#include "src/core/lib/iomgr/grpc_if_nametoindex.h"
#include "src/core/lib/iomgr/sockaddr.h"
#include "src/core/lib/iomgr/socket_utils.h"
@@ -35,6 +36,11 @@
#include "src/core/lib/gpr/host_port.h"
#include "src/core/lib/gpr/string.h"
+#ifdef GRPC_POSIX_SOCKET
+#include <errno.h>
+#include <net/if.h>
+#endif
+
#ifdef GRPC_HAVE_UNIX_SOCKET
bool grpc_parse_unix(const grpc_uri* uri,
@@ -69,7 +75,12 @@ bool grpc_parse_ipv4_hostport(const char* hostport, grpc_resolved_address* addr,
// Split host and port.
char* host;
char* port;
- if (!gpr_split_host_port(hostport, &host, &port)) return false;
+ if (!gpr_split_host_port(hostport, &host, &port)) {
+ if (log_errors) {
+ gpr_log(GPR_ERROR, "Failed gpr_split_host_port(%s, ...)", hostport);
+ }
+ return false;
+ }
// Parse IP address.
memset(addr, 0, sizeof(*addr));
addr->len = static_cast<socklen_t>(sizeof(grpc_sockaddr_in));
@@ -115,7 +126,12 @@ bool grpc_parse_ipv6_hostport(const char* hostport, grpc_resolved_address* addr,
// Split host and port.
char* host;
char* port;
- if (!gpr_split_host_port(hostport, &host, &port)) return false;
+ if (!gpr_split_host_port(hostport, &host, &port)) {
+ if (log_errors) {
+ gpr_log(GPR_ERROR, "Failed gpr_split_host_port(%s, ...)", hostport);
+ }
+ return false;
+ }
// Parse IP address.
memset(addr, 0, sizeof(*addr));
addr->len = static_cast<socklen_t>(sizeof(grpc_sockaddr_in6));
@@ -150,10 +166,13 @@ bool grpc_parse_ipv6_hostport(const char* hostport, grpc_resolved_address* addr,
if (gpr_parse_bytes_to_uint32(host_end + 1,
strlen(host) - host_without_scope_len - 1,
&sin6_scope_id) == 0) {
- if (log_errors) {
- gpr_log(GPR_ERROR, "invalid ipv6 scope id: '%s'", host_end + 1);
+ if ((sin6_scope_id = grpc_if_nametoindex(host_end + 1)) == 0) {
+ gpr_log(GPR_ERROR,
+ "Invalid interface name: '%s'. "
+ "Non-numeric and failed if_nametoindex.",
+ host_end + 1);
+ goto done;
}
- goto done;
}
// Handle "sin6_scope_id" being type "u_long". See grpc issue #10027.
in6->sin6_scope_id = sin6_scope_id;
diff --git a/src/core/lib/iomgr/grpc_if_nametoindex.h b/src/core/lib/iomgr/grpc_if_nametoindex.h
new file mode 100644
index 0000000000..ed9612dcb9
--- /dev/null
+++ b/src/core/lib/iomgr/grpc_if_nametoindex.h
@@ -0,0 +1,30 @@
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_IOMGR_GRPC_IF_NAMETOINDEX_H
+#define GRPC_CORE_LIB_IOMGR_GRPC_IF_NAMETOINDEX_H
+
+#include <grpc/support/port_platform.h>
+
+#include <stddef.h>
+
+/* Returns the interface index corresponding to the interface "name" provided.
+ * Returns non-zero upon success, and zero upon failure. */
+uint32_t grpc_if_nametoindex(char* name);
+
+#endif /* GRPC_CORE_LIB_IOMGR_GRPC_IF_NAMETOINDEX_H */
diff --git a/src/core/lib/iomgr/grpc_if_nametoindex_posix.cc b/src/core/lib/iomgr/grpc_if_nametoindex_posix.cc
new file mode 100644
index 0000000000..8f9137455d
--- /dev/null
+++ b/src/core/lib/iomgr/grpc_if_nametoindex_posix.cc
@@ -0,0 +1,41 @@
+/*
+ *
+ * Copyright 2016 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/iomgr/port.h"
+
+#ifdef GRPC_POSIX_SOCKET
+
+#include "src/core/lib/iomgr/grpc_if_nametoindex.h"
+
+#include <errno.h>
+#include <net/if.h>
+
+#include <grpc/support/log.h>
+
+uint32_t grpc_if_nametoindex(char* name) {
+ uint32_t out = if_nametoindex(name);
+ if (out == 0) {
+ gpr_log(GPR_DEBUG, "if_nametoindex failed for name %s. errno %d", name,
+ errno);
+ }
+ return out;
+}
+
+#endif /* GRPC_POSIX_SOCKET */
diff --git a/src/core/lib/iomgr/grpc_if_nametoindex_unsupported.cc b/src/core/lib/iomgr/grpc_if_nametoindex_unsupported.cc
new file mode 100644
index 0000000000..1faaaa6e42
--- /dev/null
+++ b/src/core/lib/iomgr/grpc_if_nametoindex_unsupported.cc
@@ -0,0 +1,37 @@
+/*
+ *
+ * Copyright 2016 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <grpc/support/port_platform.h>
+
+#include "src/core/lib/iomgr/port.h"
+
+#ifndef GRPC_POSIX_SOCKET
+
+#include "src/core/lib/iomgr/grpc_if_nametoindex.h"
+
+#include <grpc/support/log.h>
+
+uint32_t grpc_if_nametoindex(char* name) {
+ gpr_log(GPR_DEBUG,
+ "Not attempting to convert interface name %s to index for current "
+ "platform.",
+ name);
+ return 0;
+}
+
+#endif /* GRPC_POSIX_SOCKET */