[ovs-dev] [PATCH] socket-util: Remove 'passcred' parameter from make_unix_socket().
Ben Pfaff
blp at nicira.com
Wed May 16 20:54:33 UTC 2012
Nothing in the tree ever tries to send or receive credentials over a Unix
domain socket so there's no point in configuring them to be received.
Signed-off-by: Ben Pfaff <blp at nicira.com>
---
lib/socket-util.c | 15 ++-------------
lib/socket-util.h | 4 ++--
lib/stream-unix.c | 4 ++--
tests/test-unix-socket.c | 6 +++---
4 files changed, 9 insertions(+), 20 deletions(-)
diff --git a/lib/socket-util.c b/lib/socket-util.c
index 82a33c2..53d0fb6 100644
--- a/lib/socket-util.c
+++ b/lib/socket-util.c
@@ -384,12 +384,11 @@ bind_unix_socket(int fd, struct sockaddr *sun, socklen_t sun_len)
/* Creates a Unix domain socket in the given 'style' (either SOCK_DGRAM or
* SOCK_STREAM) that is bound to '*bind_path' (if 'bind_path' is non-null) and
* connected to '*connect_path' (if 'connect_path' is non-null). If 'nonblock'
- * is true, the socket is made non-blocking. If 'passcred' is true, the socket
- * is configured to receive SCM_CREDENTIALS control messages.
+ * is true, the socket is made non-blocking.
*
* Returns the socket's fd if successful, otherwise a negative errno value. */
int
-make_unix_socket(int style, bool nonblock, bool passcred OVS_UNUSED,
+make_unix_socket(int style, bool nonblock,
const char *bind_path, const char *connect_path)
{
int error;
@@ -457,16 +456,6 @@ make_unix_socket(int style, bool nonblock, bool passcred OVS_UNUSED,
}
}
-#ifdef SCM_CREDENTIALS
- if (passcred) {
- int enable = 1;
- if (setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &enable, sizeof(enable))) {
- error = errno;
- goto error;
- }
- }
-#endif
-
return fd;
error:
diff --git a/lib/socket-util.h b/lib/socket-util.h
index 56c72cd..4a1df12 100644
--- a/lib/socket-util.h
+++ b/lib/socket-util.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2008, 2009, 2010, 2011 Nicira, Inc.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -38,7 +38,7 @@ int get_socket_rcvbuf(int sock);
int check_connection_completion(int fd);
int drain_rcvbuf(int fd);
void drain_fd(int fd, size_t n_packets);
-int make_unix_socket(int style, bool nonblock, bool passcred,
+int make_unix_socket(int style, bool nonblock,
const char *bind_path, const char *connect_path);
int get_unix_name_len(socklen_t sun_len);
ovs_be32 guess_netmask(ovs_be32 ip);
diff --git a/lib/stream-unix.c b/lib/stream-unix.c
index 99a9962..689dcf1 100644
--- a/lib/stream-unix.c
+++ b/lib/stream-unix.c
@@ -46,7 +46,7 @@ unix_open(const char *name, char *suffix, struct stream **streamp,
const char *connect_path = suffix;
int fd;
- fd = make_unix_socket(SOCK_STREAM, true, false, NULL, connect_path);
+ fd = make_unix_socket(SOCK_STREAM, true, NULL, connect_path);
if (fd < 0) {
VLOG_ERR("%s: connection failed (%s)", connect_path, strerror(-fd));
return -fd;
@@ -79,7 +79,7 @@ punix_open(const char *name OVS_UNUSED, char *suffix,
{
int fd, error;
- fd = make_unix_socket(SOCK_STREAM, true, true, suffix, NULL);
+ fd = make_unix_socket(SOCK_STREAM, true, suffix, NULL);
if (fd < 0) {
VLOG_ERR("%s: binding failed: %s", suffix, strerror(errno));
return errno;
diff --git a/tests/test-unix-socket.c b/tests/test-unix-socket.c
index 9279fda..c5c6a2b 100644
--- a/tests/test-unix-socket.c
+++ b/tests/test-unix-socket.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010 Nicira, Inc.
+ * Copyright (c) 2010, 2012 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -42,7 +42,7 @@ main(int argc, char *argv[])
alarm(5);
/* Create a listening socket under name 'sockname1'. */
- sock1 = make_unix_socket(SOCK_STREAM, false, false, sockname1, NULL);
+ sock1 = make_unix_socket(SOCK_STREAM, false, sockname1, NULL);
if (sock1 < 0) {
ovs_fatal(-sock1, "%s: bind failed", sockname1);
}
@@ -52,7 +52,7 @@ main(int argc, char *argv[])
/* Connect to 'sockname2' (which should be the same file, perhaps under a
* different name). */
- sock2 = make_unix_socket(SOCK_STREAM, false, false, NULL, sockname2);
+ sock2 = make_unix_socket(SOCK_STREAM, false, NULL, sockname2);
if (sock2 < 0) {
ovs_fatal(-sock2, "%s: connect failed", sockname2);
}
--
1.7.2.5
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