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"
56 VLOG_DEFINE_THIS_MODULE(vswitchd);
58 /* --mlockall: If set, locks all process memory into physical RAM, preventing
59 * the kernel from paging any of its memory to disk. */
60 static bool want_mlockall;
62 static unixctl_cb_func ovs_vswitchd_exit;
64 static char *parse_options(int argc, char *argv[], char **unixctl_path);
65 static void usage(void) NO_RETURN;
68 main(int argc, char *argv[])
70 char *unixctl_path = NULL;
71 struct unixctl_server *unixctl;
72 struct signal *sighup;
77 proctitle_init(argc, argv);
78 set_program_name(argv[0]);
79 stress_init_command();
80 remote = parse_options(argc, argv, &unixctl_path);
81 signal(SIGPIPE, SIG_IGN);
82 sighup = signal_register(SIGHUP);
90 if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
91 VLOG_ERR("mlockall failed: %s", strerror(errno));
94 VLOG_ERR("mlockall not supported on this system");
98 retval = unixctl_server_create(unixctl_path, &unixctl);
102 unixctl_command_register("exit", "", 0, 0, ovs_vswitchd_exit, &exiting);
109 if (signal_poll(sighup)) {
110 vlog_reopen_log_file();
113 if (memory_should_report()) {
117 bridge_get_memory_usage(&usage);
118 memory_report(&usage);
119 simap_destroy(&usage);
124 unixctl_server_run(unixctl);
130 unixctl_server_wait(unixctl);
133 poll_immediate_wake();
138 unixctl_server_destroy(unixctl);
139 signal_unregister(sighup);
145 parse_options(int argc, char *argv[], char **unixctl_pathp)
148 OPT_PEER_CA_CERT = UCHAR_MAX + 1,
152 LEAK_CHECKER_OPTION_ENUMS,
153 OPT_BOOTSTRAP_CA_CERT,
158 static struct option long_options[] = {
159 {"help", no_argument, NULL, 'h'},
160 {"version", no_argument, NULL, 'V'},
161 {"mlockall", no_argument, NULL, OPT_MLOCKALL},
162 {"unixctl", required_argument, NULL, OPT_UNIXCTL},
165 LEAK_CHECKER_LONG_OPTIONS,
166 STREAM_SSL_LONG_OPTIONS,
167 {"peer-ca-cert", required_argument, NULL, OPT_PEER_CA_CERT},
168 {"bootstrap-ca-cert", required_argument, NULL, OPT_BOOTSTRAP_CA_CERT},
169 {"enable-dummy", optional_argument, NULL, OPT_ENABLE_DUMMY},
170 {"disable-system", no_argument, NULL, OPT_DISABLE_SYSTEM},
173 char *short_options = long_options_to_short_options(long_options);
178 c = getopt_long(argc, argv, short_options, long_options, NULL);
188 ovs_print_version(OFP10_VERSION, OFP10_VERSION);
192 want_mlockall = true;
196 *unixctl_pathp = optarg;
200 DAEMON_OPTION_HANDLERS
201 LEAK_CHECKER_OPTION_HANDLERS
202 STREAM_SSL_OPTION_HANDLERS
204 case OPT_PEER_CA_CERT:
205 stream_ssl_set_peer_ca_cert_file(optarg);
208 case OPT_BOOTSTRAP_CA_CERT:
209 stream_ssl_set_ca_cert_file(optarg, true);
212 case OPT_ENABLE_DUMMY:
213 dummy_enable(optarg && !strcmp(optarg, "override"));
216 case OPT_DISABLE_SYSTEM:
217 dp_blacklist_provider("system");
234 return xasprintf("unix:%s/db.sock", ovs_rundir());
237 return xstrdup(argv[0]);
240 VLOG_FATAL("at most one non-option argument accepted; "
241 "use --help for usage");
248 printf("%s: Open vSwitch daemon\n"
249 "usage: %s [OPTIONS] [DATABASE]\n"
250 "where DATABASE is a socket on which ovsdb-server is listening\n"
251 " (default: \"unix:%s/db.sock\").\n",
252 program_name, program_name, ovs_rundir());
253 stream_usage("DATABASE", true, false, true);
256 printf("\nOther options:\n"
257 " --unixctl=SOCKET override default control socket name\n"
258 " -h, --help display this help message\n"
259 " -V, --version display version information\n");
260 leak_checker_usage();
265 ovs_vswitchd_exit(struct unixctl_conn *conn, int argc OVS_UNUSED,
266 const char *argv[] OVS_UNUSED, void *exiting_)
268 bool *exiting = exiting_;
270 unixctl_command_reply(conn, NULL);