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.
24 #include "command-line.h"
29 #include "jsonrpc-server.h"
30 #include "leak-checker.h"
32 #include "ovsdb-error.h"
33 #include "poll-loop.h"
43 #define THIS_MODULE VLM_ovsdb_server
45 static const struct jsonrpc_server_cbs ovsdb_jsonrpc_cbs;
47 static void parse_options(int argc, char *argv[], char **file_namep,
48 struct svec *active, struct svec *passive);
49 static void usage(void) NO_RETURN;
51 static void ovsdb_transact(struct unixctl_conn *, const char *args, void *db);
54 main(int argc, char *argv[])
56 struct unixctl_server *unixctl;
57 struct ovsdb_jsonrpc_server *jsonrpc;
58 struct svec active, passive;
59 struct ovsdb_error *error;
64 set_program_name(argv[0]);
65 register_fault_handlers();
68 signal(SIGPIPE, SIG_IGN);
71 parse_options(argc, argv, &file_name, &active, &passive);
73 error = ovsdb_open(file_name, false, &db);
75 ovs_fatal(0, "%s", ovsdb_error_to_string(error));
78 retval = ovsdb_jsonrpc_server_create(db, &active, &passive, &jsonrpc);
80 ovs_fatal(retval, "failed to initialize JSON-RPC server for OVSDB");
82 svec_destroy(&active);
83 svec_destroy(&passive);
85 die_if_already_running();
88 retval = unixctl_server_create(NULL, &unixctl);
90 ovs_fatal(retval, "could not listen for control connections");
93 unixctl_command_register("ovsdb/transact", ovsdb_transact, db);
96 ovsdb_jsonrpc_server_run(jsonrpc);
97 unixctl_server_run(unixctl);
98 ovsdb_trigger_run(db, time_msec());
100 ovsdb_jsonrpc_server_wait(jsonrpc);
101 unixctl_server_wait(unixctl);
102 ovsdb_trigger_wait(db, time_msec());
110 parse_options(int argc, char *argv[], char **file_namep,
111 struct svec *active, struct svec *passive)
114 OPT_DUMMY = UCHAR_MAX + 1,
118 LEAK_CHECKER_OPTION_ENUMS
120 static struct option long_options[] = {
121 {"connect", required_argument, 0, OPT_CONNECT},
122 {"listen", required_argument, 0, OPT_LISTEN},
123 {"help", no_argument, 0, 'h'},
124 {"version", no_argument, 0, 'V'},
127 LEAK_CHECKER_LONG_OPTIONS,
130 char *short_options = long_options_to_short_options(long_options);
137 c = getopt_long(argc, argv, short_options, long_options, NULL);
144 svec_add(active, optarg);
148 svec_add(passive, optarg);
155 OVS_PRINT_VERSION(0, 0);
159 DAEMON_OPTION_HANDLERS
160 LEAK_CHECKER_OPTION_HANDLERS
175 ovs_fatal(0, "database file is only non-option argument; "
176 "use --help for usage");
179 *file_namep = argv[0];
185 printf("%s: Open vSwitch database server\n"
186 "usage: %s [OPTIONS] DATABASE\n"
187 "where DATABASE is a database file in ovsdb format.\n",
188 program_name, program_name);
189 printf("\nJSON-RPC options (may be specified any number of times):\n"
190 " --connect=REMOTE make active connection to REMOTE\n"
191 " --listen=LOCAL passively listen on LOCAL\n");
192 stream_usage("JSON-RPC", true, true);
195 printf("\nOther options:\n"
196 " -h, --help display this help message\n"
197 " -V, --version display version information\n");
198 leak_checker_usage();
203 ovsdb_transact(struct unixctl_conn *conn, const char *args, void *db_)
205 struct ovsdb *db = db_;
206 struct json *request, *reply;
210 request = json_from_string(args);
211 if (request->type == JSON_STRING) {
212 unixctl_command_reply(conn, 501, request->u.string);
213 json_destroy(request);
217 /* Execute command. */
218 reply = ovsdb_execute(db, request, 0, NULL);
219 reply_string = json_to_string(reply, 0);
220 unixctl_command_reply(conn, 200, reply_string);