1 /**
2 * RRDTool - src/rrd_flush.c
3 * Copyright (C) 2008 Florian octo Forster
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; only version 2 of the License is applicable.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Authors:
19 * Florian octo Forster <octo at verplant.org>
20 **/
22 #include "rrd_tool.h"
23 #include "rrd_client.h"
25 int rrd_cmd_flush (int argc, char **argv)
26 {
27 char *opt_daemon = NULL;
28 int status;
30 /* initialize getopt */
31 optind = 0;
32 opterr = 0;
34 while (42)
35 {
36 int opt;
37 static struct option long_options[] =
38 {
39 {"daemon", required_argument, 0, 'd'},
40 {0, 0, 0, 0}
41 };
43 opt = getopt_long(argc, argv, "d:", long_options, NULL);
45 if (opt == -1)
46 break;
48 switch (opt)
49 {
50 case 'd':
51 if (opt_daemon != NULL)
52 free (opt_daemon);
53 opt_daemon = strdup (optarg);
54 if (opt_daemon == NULL)
55 {
56 rrd_set_error ("strdup failed.");
57 return (-1);
58 }
59 break;
61 default:
62 rrd_set_error ("Usage: rrdtool %s [--daemon <addr>] <file>",
63 argv[0]);
64 return (-1);
65 }
66 } /* while (42) */
68 if ((argc - optind) != 1)
69 {
70 rrd_set_error ("Usage: rrdtool %s [--daemon <addr>] <file>", argv[0]);
71 return (-1);
72 }
74 /* try to connect to rrdcached */
75 status = rrdc_connect(opt_daemon);
76 if (opt_daemon) free(opt_daemon);
77 if (status != 0) return status;
79 if (! rrdc_is_connected(opt_daemon))
80 {
81 rrd_set_error ("Daemon address unknown. Please use the \"--daemon\" "
82 "option to set an address on the command line or set the "
83 "\"%s\" environment variable.",
84 ENV_RRDCACHED_ADDRESS);
85 return (-1);
86 }
88 status = rrdc_flush(argv[optind]);
90 return ((status == 0) ? 0 : -1);
91 } /* int rrd_flush */
93 /*
94 * vim: set sw=4 sts=4 et fdm=marker :
95 */