1 /* Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
30 #include "command-line.h"
36 #include "leak-checker.h"
39 #include "openflow/openflow.h"
40 #include "ovsdb-idl.h"
41 #include "poll-loop.h"
45 #include "stream-ssl.h"
54 #include "lib/vswitch-idl.h"
57 VLOG_DEFINE_THIS_MODULE(vswitchd);
59 /* --mlockall: If set, locks all process memory into physical RAM, preventing
60 * the kernel from paging any of its memory to disk. */
61 static bool want_mlockall;
63 static unixctl_cb_func ovs_vswitchd_exit;
65 static char *parse_options(int argc, char *argv[], char **unixctl_path);
66 static void usage(void) NO_RETURN;
69 main(int argc, char *argv[])
71 char *unixctl_path = NULL;
72 struct unixctl_server *unixctl;
73 struct signal *sighup;
78 proctitle_init(argc, argv);
79 set_program_name(argv[0]);
80 stress_init_command();
81 remote = parse_options(argc, argv, &unixctl_path);
82 signal(SIGPIPE, SIG_IGN);
83 sighup = signal_register(SIGHUP);
91 if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
92 VLOG_ERR("mlockall failed: %s", strerror(errno));
95 VLOG_ERR("mlockall not supported on this system");
101 retval = unixctl_server_create(unixctl_path, &unixctl);
105 unixctl_command_register("exit", "", 0, 0, ovs_vswitchd_exit, &exiting);
113 if (signal_poll(sighup)) {
114 vlog_reopen_log_file();
117 if (memory_should_report()) {
121 bridge_get_memory_usage(&usage);
122 memory_report(&usage);
123 simap_destroy(&usage);
128 unixctl_server_run(unixctl);
135 unixctl_server_wait(unixctl);
138 poll_immediate_wake();
143 unixctl_server_destroy(unixctl);
144 signal_unregister(sighup);
150 parse_options(int argc, char *argv[], char **unixctl_pathp)
153 OPT_PEER_CA_CERT = UCHAR_MAX + 1,
157 LEAK_CHECKER_OPTION_ENUMS,
158 OPT_BOOTSTRAP_CA_CERT,
163 static struct option long_options[] = {
164 {"help", no_argument, NULL, 'h'},
165 {"version", no_argument, NULL, 'V'},
166 {"mlockall", no_argument, NULL, OPT_MLOCKALL},
167 {"unixctl", required_argument, NULL, OPT_UNIXCTL},
170 LEAK_CHECKER_LONG_OPTIONS,
171 STREAM_SSL_LONG_OPTIONS,
172 {"peer-ca-cert", required_argument, NULL, OPT_PEER_CA_CERT},
173 {"bootstrap-ca-cert", required_argument, NULL, OPT_BOOTSTRAP_CA_CERT},
174 {"enable-dummy", optional_argument, NULL, OPT_ENABLE_DUMMY},
175 {"disable-system", no_argument, NULL, OPT_DISABLE_SYSTEM},
178 char *short_options = long_options_to_short_options(long_options);
183 c = getopt_long(argc, argv, short_options, long_options, NULL);
193 ovs_print_version(OFP10_VERSION, OFP10_VERSION);
197 want_mlockall = true;
201 *unixctl_pathp = optarg;
205 DAEMON_OPTION_HANDLERS
206 LEAK_CHECKER_OPTION_HANDLERS
207 STREAM_SSL_OPTION_HANDLERS
209 case OPT_PEER_CA_CERT:
210 stream_ssl_set_peer_ca_cert_file(optarg);
213 case OPT_BOOTSTRAP_CA_CERT:
214 stream_ssl_set_ca_cert_file(optarg, true);
217 case OPT_ENABLE_DUMMY:
218 dummy_enable(optarg && !strcmp(optarg, "override"));
221 case OPT_DISABLE_SYSTEM:
222 dp_blacklist_provider("system");
239 return xasprintf("unix:%s/db.sock", ovs_rundir());
242 return xstrdup(argv[0]);
245 VLOG_FATAL("at most one non-option argument accepted; "
246 "use --help for usage");
253 printf("%s: Open vSwitch daemon\n"
254 "usage: %s [OPTIONS] [DATABASE]\n"
255 "where DATABASE is a socket on which ovsdb-server is listening\n"
256 " (default: \"unix:%s/db.sock\").\n",
257 program_name, program_name, ovs_rundir());
258 stream_usage("DATABASE", true, false, true);
261 printf("\nOther options:\n"
262 " --unixctl=SOCKET override default control socket name\n"
263 " -h, --help display this help message\n"
264 " -V, --version display version information\n");
265 leak_checker_usage();
270 ovs_vswitchd_exit(struct unixctl_conn *conn, int argc OVS_UNUSED,
271 const char *argv[] OVS_UNUSED, void *exiting_)
273 bool *exiting = exiting_;
275 unixctl_command_reply(conn, NULL);