X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fstream-unix.c;h=b3d70b6596119b461f612862edab939222404d09;hb=HEAD;hp=14680ac59c22560f6f0c89da832b172702ce5b5d;hpb=b7643a4c96961fd2fe91ee027f53c8ef7f6eb348;p=sliver-openvswitch.git diff --git a/lib/stream-unix.c b/lib/stream-unix.c index 14680ac59..b3d70b659 100644 --- a/lib/stream-unix.c +++ b/lib/stream-unix.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks. + * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -16,7 +16,6 @@ #include #include "stream.h" -#include #include #include #include @@ -30,6 +29,7 @@ #include "packets.h" #include "poll-loop.h" #include "socket-util.h" +#include "dirs.h" #include "util.h" #include "stream-provider.h" #include "stream-fd.h" @@ -39,32 +39,30 @@ VLOG_DEFINE_THIS_MODULE(stream_unix); /* Active UNIX socket. */ -/* Number of unix sockets created so far, to ensure binding path uniqueness. */ -static int n_unix_sockets; - static int -unix_open(const char *name, char *suffix, struct stream **streamp) +unix_open(const char *name, char *suffix, struct stream **streamp, + uint8_t dscp OVS_UNUSED) { - const char *connect_path = suffix; - char *bind_path; + char *connect_path; int fd; - bind_path = xasprintf("/tmp/stream-unix.%ld.%d", - (long int) getpid(), n_unix_sockets++); - fd = make_unix_socket(SOCK_STREAM, true, false, bind_path, connect_path); + connect_path = abs_file_name(ovs_rundir(), suffix); + fd = make_unix_socket(SOCK_STREAM, true, NULL, connect_path); + if (fd < 0) { - VLOG_ERR("%s: connection to %s failed: %s", - bind_path, connect_path, strerror(-fd)); - free(bind_path); + VLOG_DBG("%s: connection failed (%s)", + connect_path, ovs_strerror(-fd)); + free(connect_path); return -fd; } - return new_fd_stream(name, fd, check_connection_completion(fd), - bind_path, streamp); + free(connect_path); + return new_fd_stream(name, fd, check_connection_completion(fd), streamp); } -struct stream_class unix_stream_class = { +const struct stream_class unix_stream_class = { "unix", /* name */ + false, /* needs_probes */ unix_open, /* open */ NULL, /* close */ NULL, /* connect */ @@ -77,38 +75,41 @@ struct stream_class unix_stream_class = { /* Passive UNIX socket. */ -static int punix_accept(int fd, const struct sockaddr *sa, size_t sa_len, - struct stream **streamp); +static int punix_accept(int fd, const struct sockaddr_storage *ss, + size_t ss_len, struct stream **streamp); static int punix_open(const char *name OVS_UNUSED, char *suffix, - struct pstream **pstreamp) + struct pstream **pstreamp, uint8_t dscp OVS_UNUSED) { + char *bind_path; int fd, error; - fd = make_unix_socket(SOCK_STREAM, true, true, suffix, NULL); + bind_path = abs_file_name(ovs_rundir(), suffix); + fd = make_unix_socket(SOCK_STREAM, true, bind_path, NULL); if (fd < 0) { - VLOG_ERR("%s: binding failed: %s", suffix, strerror(errno)); + VLOG_ERR("%s: binding failed: %s", bind_path, ovs_strerror(errno)); + free(bind_path); return errno; } if (listen(fd, 10) < 0) { error = errno; - VLOG_ERR("%s: listen: %s", name, strerror(error)); + VLOG_ERR("%s: listen: %s", name, ovs_strerror(error)); close(fd); + free(bind_path); return error; } - return new_fd_pstream(name, fd, punix_accept, - xstrdup(suffix), pstreamp); + return new_fd_pstream(name, fd, punix_accept, NULL, bind_path, pstreamp); } static int -punix_accept(int fd, const struct sockaddr *sa, size_t sa_len, +punix_accept(int fd, const struct sockaddr_storage *ss, size_t ss_len, struct stream **streamp) { - const struct sockaddr_un *sun = (const struct sockaddr_un *) sa; - int name_len = get_unix_name_len(sa_len); + const struct sockaddr_un *sun = (const struct sockaddr_un *) ss; + int name_len = get_unix_name_len(ss_len); char name[128]; if (name_len > 0) { @@ -116,14 +117,16 @@ punix_accept(int fd, const struct sockaddr *sa, size_t sa_len, } else { strcpy(name, "unix"); } - return new_fd_stream(name, fd, 0, NULL, streamp); + return new_fd_stream(name, fd, 0, streamp); } -struct pstream_class punix_pstream_class = { +const struct pstream_class punix_pstream_class = { "punix", + false, punix_open, NULL, NULL, - NULL + NULL, + NULL, };