1 /* Copyright (c) 2008, 2009, 2010 Nicira Networks
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"
33 #include "leak-checker.h"
35 #include "ofproto/wdp.h"
36 #include "ovsdb-idl.h"
37 #include "poll-loop.h"
38 #include "proc-net-compat.h"
41 #include "stream-ssl.h"
48 #include "vswitchd/vswitch-idl.h"
52 #define THIS_MODULE VLM_vswitchd
54 static unixctl_cb_func ovs_vswitchd_exit;
56 static const char *parse_options(int argc, char *argv[]);
57 static void usage(void) NO_RETURN;
60 main(int argc, char *argv[])
62 struct unixctl_server *unixctl;
63 struct signal *sighup;
64 struct ovsdb_idl *idl;
66 bool need_reconfigure;
68 unsigned int idl_seqno;
71 proctitle_init(argc, argv);
72 set_program_name(argv[0]);
75 remote = parse_options(argc, argv);
76 signal(SIGPIPE, SIG_IGN);
77 sighup = signal_register(SIGHUP);
81 die_if_already_running();
84 retval = unixctl_server_create(NULL, &unixctl);
88 unixctl_command_register("exit", ovs_vswitchd_exit, &exiting);
92 idl = ovsdb_idl_create(remote, &ovsrec_idl_class);
93 idl_seqno = ovsdb_idl_get_seqno(idl);
95 need_reconfigure = false;
99 if (signal_poll(sighup)) {
100 vlog_reopen_log_file();
102 if (inited && bridge_run()) {
103 need_reconfigure = true;
106 if (idl_seqno != ovsdb_idl_get_seqno(idl)) {
107 idl_seqno = ovsdb_idl_get_seqno(idl);
108 need_reconfigure = true;
110 if (need_reconfigure) {
111 const struct ovsrec_open_vswitch *cfg;
113 need_reconfigure = false;
114 cfg = ovsrec_open_vswitch_first(idl);
117 bridge_reconfigure(cfg);
124 unixctl_server_run(unixctl);
133 unixctl_server_wait(unixctl);
143 parse_options(int argc, char *argv[])
146 OPT_PEER_CA_CERT = UCHAR_MAX + 1,
150 LEAK_CHECKER_OPTION_ENUMS,
151 OPT_BOOTSTRAP_CA_CERT
153 static struct option long_options[] = {
154 {"help", no_argument, 0, 'h'},
155 {"version", no_argument, 0, 'V'},
156 {"mlockall", no_argument, 0, OPT_MLOCKALL},
157 {"fake-proc-net", no_argument, 0, OPT_FAKE_PROC_NET},
160 LEAK_CHECKER_LONG_OPTIONS,
162 STREAM_SSL_LONG_OPTIONS
163 {"peer-ca-cert", required_argument, 0, OPT_PEER_CA_CERT},
164 {"bootstrap-ca-cert", required_argument, 0, OPT_BOOTSTRAP_CA_CERT},
168 char *short_options = long_options_to_short_options(long_options);
174 c = getopt_long(argc, argv, short_options, long_options, NULL);
185 OVS_PRINT_VERSION(OFP_VERSION, OFP_VERSION);
190 if (mlockall(MCL_CURRENT | MCL_FUTURE)) {
191 VLOG_ERR("mlockall failed: %s", strerror(errno));
194 VLOG_ERR("mlockall not supported on this system");
198 case OPT_FAKE_PROC_NET:
199 error = proc_net_compat_init();
201 ovs_fatal(error, "failed to initialize /proc/net "
207 DAEMON_OPTION_HANDLERS
208 LEAK_CHECKER_OPTION_HANDLERS
211 STREAM_SSL_OPTION_HANDLERS
213 case OPT_PEER_CA_CERT:
214 stream_ssl_set_peer_ca_cert_file(optarg);
217 case OPT_BOOTSTRAP_CA_CERT:
218 stream_ssl_set_ca_cert_file(optarg, true);
235 ovs_fatal(0, "database socket is only non-option argument; "
236 "use --help for usage");
245 printf("%s: Open vSwitch daemon\n"
246 "usage: %s [OPTIONS] DATABASE\n"
247 "where DATABASE is a socket on which ovsdb-server is listening.\n",
248 program_name, program_name);
249 stream_usage("DATABASE", true, false, true);
252 printf("\nLegacy compatibility options:\n"
253 " --fake-proc-net simulate some files in /proc/net\n"
255 " -h, --help display this help message\n"
256 " -V, --version display version information\n");
257 leak_checker_usage();
262 ovs_vswitchd_exit(struct unixctl_conn *conn, const char *args OVS_UNUSED,
265 bool *exiting = exiting_;
267 unixctl_command_reply(conn, 200, NULL);