1 /* Copyright (c) 2009 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.
25 #include "command-line.h"
31 #include "jsonrpc-server.h"
32 #include "leak-checker.h"
34 #include "ovsdb-error.h"
35 #include "poll-loop.h"
45 #define THIS_MODULE VLM_ovsdb_server
47 static const struct jsonrpc_server_cbs ovsdb_jsonrpc_cbs;
49 static unixctl_cb_func ovsdb_server_exit;
51 static void parse_options(int argc, char *argv[], char **file_namep,
52 struct svec *active, struct svec *passive,
53 char **unixctl_pathp);
54 static void usage(void) NO_RETURN;
57 main(int argc, char *argv[])
59 char *unixctl_path = NULL;
60 struct unixctl_server *unixctl;
61 struct ovsdb_jsonrpc_server *jsonrpc;
62 struct svec active, passive;
63 struct ovsdb_error *error;
72 set_program_name(argv[0]);
73 register_fault_handlers();
76 signal(SIGPIPE, SIG_IGN);
79 parse_options(argc, argv, &file_name, &active, &passive, &unixctl_path);
81 if (get_detach() && is_chdir_enabled()) {
82 /* We need to skip chdir("/") in daemonize() and do it later, because
83 * we need to open the database and possible set up up Unix domain
84 * sockets in the current working directory after we daemonize. We
85 * can't open the database before we daemonize because file locks
86 * aren't inherited by child processes. */
92 die_if_already_running();
95 error = ovsdb_file_open(file_name, false, &db);
97 ovs_fatal(0, "%s", ovsdb_error_to_string(error));
100 jsonrpc = ovsdb_jsonrpc_server_create(db);
101 SVEC_FOR_EACH (i, name, &active) {
102 ovsdb_jsonrpc_server_connect(jsonrpc, name);
104 SVEC_FOR_EACH (i, name, &passive) {
105 retval = ovsdb_jsonrpc_server_listen(jsonrpc, name);
107 ovs_fatal(retval, "failed to listen on %s", name);
110 svec_destroy(&active);
111 svec_destroy(&passive);
113 retval = unixctl_server_create(unixctl_path, &unixctl);
115 ovs_fatal(retval, "could not listen for control connections");
118 unixctl_command_register("exit", ovsdb_server_exit, &exiting);
126 ovsdb_jsonrpc_server_run(jsonrpc);
127 unixctl_server_run(unixctl);
128 ovsdb_trigger_run(db, time_msec());
130 ovsdb_jsonrpc_server_wait(jsonrpc);
131 unixctl_server_wait(unixctl);
132 ovsdb_trigger_wait(db, time_msec());
140 ovsdb_server_exit(struct unixctl_conn *conn, const char *args UNUSED,
143 bool *exiting = exiting_;
145 unixctl_command_reply(conn, 200, NULL);
149 parse_options(int argc, char *argv[], char **file_namep,
150 struct svec *active, struct svec *passive,
151 char **unixctl_pathp)
154 OPT_DUMMY = UCHAR_MAX + 1,
159 LEAK_CHECKER_OPTION_ENUMS
161 static struct option long_options[] = {
162 {"connect", required_argument, 0, OPT_CONNECT},
163 {"listen", required_argument, 0, OPT_LISTEN},
164 {"unixctl", required_argument, 0, OPT_UNIXCTL},
165 {"help", no_argument, 0, 'h'},
166 {"version", no_argument, 0, 'V'},
169 LEAK_CHECKER_LONG_OPTIONS,
172 char *short_options = long_options_to_short_options(long_options);
179 c = getopt_long(argc, argv, short_options, long_options, NULL);
186 svec_add(active, optarg);
190 svec_add(passive, optarg);
194 *unixctl_pathp = optarg;
201 OVS_PRINT_VERSION(0, 0);
205 DAEMON_OPTION_HANDLERS
206 LEAK_CHECKER_OPTION_HANDLERS
221 ovs_fatal(0, "database file is only non-option argument; "
222 "use --help for usage");
225 *file_namep = argv[0];
231 printf("%s: Open vSwitch database server\n"
232 "usage: %s [OPTIONS] DATABASE\n"
233 "where DATABASE is a database file in ovsdb format.\n",
234 program_name, program_name);
235 printf("\nJSON-RPC options (may be specified any number of times):\n"
236 " --connect=REMOTE make active connection to REMOTE\n"
237 " --listen=LOCAL passively listen on LOCAL\n");
238 stream_usage("JSON-RPC", true, true);
241 printf("\nOther options:\n"
242 " -h, --help display this help message\n"
243 " -V, --version display version information\n");
244 leak_checker_usage();