|
@@ -0,0 +1,81 @@
|
|
1
|
+/*
|
|
2
|
+ * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
|
|
3
|
+ *
|
|
4
|
+ * This program is free software; you can redistribute it and/or
|
|
5
|
+ * modify it under the terms of the GNU General Public License as
|
|
6
|
+ * published by the Free Software Foundation; either version 2 of the
|
|
7
|
+ * License, or any later version.
|
|
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
|
|
15
|
+ * along with this program; if not, write to the Free Software
|
|
16
|
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
17
|
+ * 02110-1301, USA.
|
|
18
|
+ */
|
|
19
|
+
|
|
20
|
+FILE_LICENCE ( GPL2_OR_LATER );
|
|
21
|
+
|
|
22
|
+#include <stdint.h>
|
|
23
|
+#include <stdio.h>
|
|
24
|
+#include <string.h>
|
|
25
|
+#include <ipxe/pinger.h>
|
|
26
|
+#include <ipxe/monojob.h>
|
|
27
|
+#include <ipxe/timer.h>
|
|
28
|
+#include <usr/pingmgmt.h>
|
|
29
|
+
|
|
30
|
+/** @file
|
|
31
|
+ *
|
|
32
|
+ * ICMP ping management
|
|
33
|
+ *
|
|
34
|
+ */
|
|
35
|
+
|
|
36
|
+/**
|
|
37
|
+ * Display ping result
|
|
38
|
+ *
|
|
39
|
+ * @v src Source socket address
|
|
40
|
+ * @v sequence Sequence number
|
|
41
|
+ * @v len Payload length
|
|
42
|
+ * @v rc Status code
|
|
43
|
+ */
|
|
44
|
+static void ping_callback ( struct sockaddr *peer, unsigned int sequence,
|
|
45
|
+ size_t len, int rc ) {
|
|
46
|
+
|
|
47
|
+ /* Display ping response */
|
|
48
|
+ printf ( "%zd bytes from %s: seq=%d",
|
|
49
|
+ len, sock_ntoa ( peer ), sequence );
|
|
50
|
+ if ( rc != 0 )
|
|
51
|
+ printf ( ": %s", strerror ( rc ) );
|
|
52
|
+ printf ( "\n" );
|
|
53
|
+}
|
|
54
|
+
|
|
55
|
+/**
|
|
56
|
+ * Ping a host
|
|
57
|
+ *
|
|
58
|
+ * @v hostname Hostname
|
|
59
|
+ * @v timeout_ms Timeout between pings, in ms
|
|
60
|
+ * @v len Payload length
|
|
61
|
+ * @ret rc Return status code
|
|
62
|
+ */
|
|
63
|
+int ping ( const char *hostname, unsigned long timeout_ms, size_t len ) {
|
|
64
|
+ int rc;
|
|
65
|
+
|
|
66
|
+ /* Create pinger */
|
|
67
|
+ if ( ( rc = create_pinger ( &monojob, hostname,
|
|
68
|
+ ( ( timeout_ms * TICKS_PER_SEC ) / 1000 ),
|
|
69
|
+ len, ping_callback ) ) != 0 ) {
|
|
70
|
+ printf ( "Could not start ping: %s\n", strerror ( rc ) );
|
|
71
|
+ return rc;
|
|
72
|
+ }
|
|
73
|
+
|
|
74
|
+ /* Wait for ping to complete */
|
|
75
|
+ if ( ( rc = monojob_wait ( NULL ) ) != 0 ) {
|
|
76
|
+ printf ( "Finished: %s\n", strerror ( rc ) );
|
|
77
|
+ return rc;
|
|
78
|
+ }
|
|
79
|
+
|
|
80
|
+ return 0;
|
|
81
|
+}
|