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.
27 #include "command-line.h"
31 #include "leak-checker.h"
33 #include "ovsdb-idl.h"
34 #include "poll-loop.h"
35 #include "proc-net-compat.h"
38 #include "stream-ssl.h"
45 #include "vswitchd/vswitch-idl.h"
48 #define THIS_MODULE VLM_vswitchd
50 static const char *parse_options(int argc, char *argv[]);
51 static void usage(void) NO_RETURN;
54 main(int argc, char *argv[])
56 struct unixctl_server *unixctl;
57 struct signal *sighup;
58 struct ovsdb_idl *idl;
60 bool need_reconfigure;
62 unsigned int idl_seqno;
65 proctitle_init(argc, argv);
66 set_program_name(argv[0]);
69 remote = parse_options(argc, argv);
70 signal(SIGPIPE, SIG_IGN);
71 sighup = signal_register(SIGHUP);
75 die_if_already_running();
78 retval = unixctl_server_create(NULL, &unixctl);
85 idl = ovsdb_idl_create(remote, &ovsrec_idl_class);
86 idl_seqno = ovsdb_idl_get_seqno(idl);
88 need_reconfigure = false;
91 if (signal_poll(sighup)) {
92 vlog_reopen_log_file();
94 if (inited && bridge_run()) {
95 need_reconfigure = true;
98 if (idl_seqno != ovsdb_idl_get_seqno(idl)) {
99 idl_seqno = ovsdb_idl_get_seqno(idl);
100 need_reconfigure = true;
102 if (need_reconfigure) {
103 const struct ovsrec_open_vswitch *cfg;
105 need_reconfigure = false;
106 cfg = ovsrec_open_vswitch_first(idl);
109 bridge_reconfigure(cfg);
116 unixctl_server_run(unixctl);
125 unixctl_server_wait(unixctl);
135 parse_options(int argc, char *argv[])
138 OPT_PEER_CA_CERT = UCHAR_MAX + 1,
141 LEAK_CHECKER_OPTION_ENUMS,
142 OPT_BOOTSTRAP_CA_CERT
144 static struct option long_options[] = {
145 {"help", no_argument, 0, 'h'},
146 {"version", no_argument, 0, 'V'},
147 {"fake-proc-net", no_argument, 0, OPT_FAKE_PROC_NET},
150 LEAK_CHECKER_LONG_OPTIONS,
152 STREAM_SSL_LONG_OPTIONS
153 {"peer-ca-cert", required_argument, 0, OPT_PEER_CA_CERT},
154 {"bootstrap-ca-cert", required_argument, 0, OPT_BOOTSTRAP_CA_CERT},
158 char *short_options = long_options_to_short_options(long_options);
164 c = getopt_long(argc, argv, short_options, long_options, NULL);
175 OVS_PRINT_VERSION(OFP_VERSION, OFP_VERSION);
178 case OPT_FAKE_PROC_NET:
179 error = proc_net_compat_init();
181 ovs_fatal(error, "failed to initialize /proc/net "
187 DAEMON_OPTION_HANDLERS
188 LEAK_CHECKER_OPTION_HANDLERS
191 STREAM_SSL_OPTION_HANDLERS
193 case OPT_PEER_CA_CERT:
194 stream_ssl_set_peer_ca_cert_file(optarg);
197 case OPT_BOOTSTRAP_CA_CERT:
198 stream_ssl_set_ca_cert_file(optarg, true);
215 ovs_fatal(0, "database socket is only non-option argument; "
216 "use --help for usage");
225 printf("%s: Open vSwitch daemon\n"
226 "usage: %s [OPTIONS] DATABASE\n"
227 "where DATABASE is a socket on which ovsdb-server is listening.\n",
228 program_name, program_name);
229 stream_usage("DATABASE", true, false, true);
232 printf("\nLegacy compatibility options:\n"
233 " --fake-proc-net simulate some files in /proc/net\n"
235 " -h, --help display this help message\n"
236 " -V, --version display version information\n");
237 leak_checker_usage();