/*
- * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "daemon.h"
#include "dirs.h"
#include "dynamic-string.h"
+#include "jsonrpc.h"
+#include "process.h"
#include "timeval.h"
#include "unixctl.h"
#include "util.h"
static void usage(void);
static const char *parse_command_line(int argc, char *argv[]);
-static struct unixctl_client *connect_to_target(const char *target);
+static struct jsonrpc *connect_to_target(const char *target);
int
main(int argc, char *argv[])
{
- struct unixctl_client *client;
+ char *cmd_result, *cmd_error;
+ struct jsonrpc *client;
+ char *cmd, **cmd_argv;
const char *target;
- struct ds request;
- int code, error;
- char *reply;
- int i;
+ int cmd_argc;
+ int error;
set_program_name(argv[0]);
target = parse_command_line(argc, argv);
client = connect_to_target(target);
- /* Compose request. */
- ds_init(&request);
- for (i = optind; i < argc; i++) {
- if (i != optind) {
- ds_put_char(&request, ' ');
- }
- ds_put_cstr(&request, argv[i]);
- }
-
/* Transact request and process reply. */
- error = unixctl_client_transact(client, ds_cstr(&request), &code, &reply);
+ cmd = argv[optind++];
+ cmd_argc = argc - optind;
+ cmd_argv = cmd_argc ? argv + optind : NULL;
+ error = unixctl_client_transact(client, cmd, cmd_argc, cmd_argv,
+ &cmd_result, &cmd_error);
if (error) {
ovs_fatal(error, "%s: transaction error", target);
}
- if (code / 100 != 2) {
- fputs(reply, stderr);
- ovs_error(0, "%s: server returned reply code %03d", target, code);
+
+ if (cmd_error) {
+ fputs(cmd_error, stderr);
+ ovs_error(0, "%s: server returned an error", target);
exit(2);
+ } else if (cmd_result) {
+ fputs(cmd_result, stdout);
+ } else {
+ NOT_REACHED();
}
- fputs(reply, stdout);
-
- unixctl_client_destroy(client);
- free(reply);
- ds_destroy(&request);
+ jsonrpc_close(client);
+ free(cmd_result);
+ free(cmd_error);
return 0;
}
static void
usage(void)
{
- printf("%s, for querying and controlling Open vSwitch daemon\n"
- "usage: %s [TARGET] COMMAND [ARG...]\n"
- "Targets:\n"
- " -t, --target=TARGET pidfile or socket to contact\n"
- "Common commands:\n"
- " help List commands supported by the target\n"
- " vlog/list List current logging levels\n"
- " vlog/set MODULE[:FACILITY[:LEVEL]]\n"
- " Set MODULE and FACILITY log level to LEVEL\n"
- " MODULE may be any valid module name or 'ANY'\n"
- " FACILITY may be 'syslog', 'console', 'file', or 'ANY' (default)\n"
- " LEVEL may be 'emer', 'err', 'warn', 'info', or 'dbg' (default)\n"
- " vlog/reopen Make the program reopen its log file\n"
- "Other options:\n"
- " -h, --help Print this helpful information\n"
- " -V, --version Display version information\n",
+ printf("\
+%s, for querying and controlling Open vSwitch daemon\n\
+usage: %s [TARGET] COMMAND [ARG...]\n\
+Targets:\n\
+ -t, --target=TARGET pidfile or socket to contact\n\
+Common commands:\n\
+ help List commands supported by the target\n\
+ version Print version of the target\n\
+ vlog/list List current logging levels\n\
+ vlog/set [SPEC]\n\
+ Set log levels as detailed in SPEC, which may include:\n\
+ A valid module name (all modules, by default)\n\
+ 'syslog', 'console', 'file' (all facilities, by default))\n\
+ 'off', 'emer', 'err', 'warn', 'info', or 'dbg' ('dbg', bydefault)\n\
+ vlog/reopen Make the program reopen its log file\n\
+Other options:\n\
+ --timeout=SECS wait at most SECS seconds for a response\n\
+ -h, --help Print this helpful information\n\
+ -V, --version Display ovs-appctl version information\n",
program_name, program_name);
exit(EXIT_SUCCESS);
}
{"execute", no_argument, NULL, 'e'},
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'V'},
+ {"timeout", required_argument, NULL, 'T'},
{NULL, 0, NULL, 0},
};
const char *target;
usage();
break;
+ case 'T':
+ time_alarm(atoi(optarg));
+ break;
+
case 'V':
- OVS_PRINT_VERSION(0, 0);
+ ovs_print_version(0, 0);
exit(EXIT_SUCCESS);
case '?':
return target ? target : "ovs-vswitchd";
}
-static struct unixctl_client *
+static struct jsonrpc *
connect_to_target(const char *target)
{
- struct unixctl_client *client;
+ struct jsonrpc *client;
char *socket_name;
int error;