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253 lines
8.1 KiB
253 lines
8.1 KiB
7 years ago
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From 922ef94eefd55ca25df7ce7c98ac7c87134aa982 Mon Sep 17 00:00:00 2001
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From: Oyvind Albrigtsen <oalbrigt@redhat.com>
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Date: Tue, 4 Apr 2017 12:12:35 +0200
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Subject: [PATCH] send_arp: update usage info
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---
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heartbeat/IPaddr2 | 2 +-
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heartbeat/SendArp | 2 +-
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tools/send_arp.libnet.c | 70 ++++++++++++++++---------------------------------
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tools/send_arp.linux.c | 60 ++++++++++++++++--------------------------
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4 files changed, 48 insertions(+), 86 deletions(-)
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diff --git a/heartbeat/IPaddr2 b/heartbeat/IPaddr2
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index 27b7208..d07c622 100755
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--- a/heartbeat/IPaddr2
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+++ b/heartbeat/IPaddr2
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@@ -708,7 +708,7 @@ run_send_arp() {
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LOGLEVEL=info
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fi
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if [ $ARP_COUNT -ne 0 ] ; then
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- ARGS="-i $OCF_RESKEY_arp_interval -r $ARP_COUNT -p $SENDARPPIDFILE $NIC $OCF_RESKEY_ip $MY_MAC not_used not_used"
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+ ARGS="-i $OCF_RESKEY_arp_interval -c $ARP_COUNT -p $SENDARPPIDFILE -I $NIC -m $MY_MAC $OCF_RESKEY_ip"
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ocf_log $LOGLEVEL "$SENDARP $ARGS"
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if ocf_is_true $OCF_RESKEY_arp_bg; then
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($SENDARP $ARGS || ocf_log err "Could not send gratuitous arps")& >&2
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diff --git a/heartbeat/SendArp b/heartbeat/SendArp
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index dbcc7dc..033865f 100755
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--- a/heartbeat/SendArp
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+++ b/heartbeat/SendArp
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@@ -156,7 +156,7 @@ sendarp_start() {
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fi
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- ARGS="-i $ARP_INTERVAL_MS -r $ARP_REPEAT -p $SENDARPPIDFILE $INTERFACE $BASEIP auto $BASEIP $ARP_NETMASK"
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+ ARGS="-i $ARP_INTERVAL_MS -c $ARP_REPEAT -p $SENDARPPIDFILE -I $INTERFACE -m auto $BASEIP"
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ocf_log debug "$SENDARP $ARGS"
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rc=$OCF_SUCCESS
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diff --git a/tools/send_arp.libnet.c b/tools/send_arp.libnet.c
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index 12fe7f1..bd96a49 100644
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--- a/tools/send_arp.libnet.c
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+++ b/tools/send_arp.libnet.c
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@@ -62,35 +62,14 @@
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#define PIDFILE_BASE PIDDIR "/send_arp-"
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static char print_usage[]={
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-"send_arp: sends out custom ARP packet.\n"
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-" usage: send_arp [-i repeatinterval-ms] [-r repeatcount] [-p pidfile] \\\n"
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-" device src_ip_addr src_hw_addr broadcast_ip_addr netmask\n"
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-"\n"
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-" where:\n"
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-" repeatinterval-ms: timing, in milliseconds of sending arp packets\n"
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-" For each ARP announcement requested, a pair of ARP packets is sent,\n"
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-" an ARP request, and an ARP reply. This is becuse some systems\n"
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-" ignore one or the other, and this combination gives the greatest\n"
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-" chance of success.\n"
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-"\n"
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-" Each time an ARP is sent, if another ARP will be sent then\n"
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-" the code sleeps for half of repeatinterval-ms.\n"
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-"\n"
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-" repeatcount: how many pairs of ARP packets to send.\n"
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-" See above for why pairs are sent\n"
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-"\n"
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-" pidfile: pid file to use\n"
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-"\n"
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-" device: netowrk interace to use\n"
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-"\n"
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-" src_ip_addr: source ip address\n"
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-"\n"
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-" src_hw_addr: source hardware address.\n"
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-" If \"auto\" then the address of device\n"
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-"\n"
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-" broadcast_ip_addr: ignored\n"
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-"\n"
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-" netmask: ignored\n"
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+"Usage: send_arp [-i repeatinterval-ms] [-c count] [-p pidfile] [-I device] [-m mac] destination\n"
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+" -i repeatinterval-ms : repeat interval in milliseconds (ignored in Linux version)\n"
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+" -c count : how many packets to send\n"
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+" -p pidfile : pid file (ignored in Linux version)\n"
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+" -I device : which ethernet device to use\n"
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+" -m mac : source MAC address (ignored in Linux version).\n"
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+" If \"auto\" device address is used\n"
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+" destination : ask for what ip address\n"
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};
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static const char * SENDARPNAME = "send_arp";
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@@ -158,41 +137,38 @@ main(int argc, char *argv[])
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cl_log_set_facility(LOG_USER);
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cl_inherit_logging_environment(0);
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- while ((flag = getopt(argc, argv, "i:r:p:")) != EOF) {
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+ while ((flag = getopt(argc, argv, "h?c:I:i:p:m:")) != EOF) {
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switch(flag) {
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case 'i': msinterval= atol(optarg);
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break;
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- case 'r': repeatcount= atoi(optarg);
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+ case 'c': repeatcount= atoi(optarg);
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break;
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case 'p': pidfilename= optarg;
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break;
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+ case 'I': device= optarg;
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+ break;
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+
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+ case 'm': macaddr= optarg;
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+ break;
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+
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+ case 'h':
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+ case '?':
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default: fprintf(stderr, "%s\n\n", print_usage);
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return 1;
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break;
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}
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}
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- if (argc-optind != 5) {
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- fprintf(stderr, "%s\n\n", print_usage);
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- return 1;
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- }
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- /*
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- * argv[optind+1] DEVICE dc0,eth0:0,hme0:0,
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- * argv[optind+2] IP 192.168.195.186
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- * argv[optind+3] MAC ADDR 00a0cc34a878
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- * argv[optind+4] BROADCAST 192.168.195.186
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- * argv[optind+5] NETMASK ffffffffffff
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- */
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+ argc -= optind;
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+ argv += optind;
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+ if (argc != 1)
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+ usage();
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- device = argv[optind];
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- ipaddr = argv[optind+1];
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- macaddr = argv[optind+2];
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- broadcast = argv[optind+3];
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- netmask = argv[optind+4];
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+ ipaddr = *argv;
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if (!pidfilename) {
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if (snprintf(pidfilenamebuf, sizeof(pidfilenamebuf), "%s%s",
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diff --git a/tools/send_arp.linux.c b/tools/send_arp.linux.c
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index 477100a..348794c 100644
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--- a/tools/send_arp.linux.c
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+++ b/tools/send_arp.linux.c
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@@ -137,22 +137,25 @@ static socklen_t sll_len(size_t halen)
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void usage(void)
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{
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fprintf(stderr,
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- "Usage: arping [-fqbDUAV] [-c count] [-w timeout] [-I device] [-s source] destination\n"
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- " -f : quit on first reply\n"
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- " -q : be quiet\n"
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- " -b : keep broadcasting, don't go unicast\n"
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- " -D : duplicate address detection mode\n"
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- " -U : Unsolicited ARP mode, update your neighbours\n"
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- " -A : ARP answer mode, update your neighbours\n"
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- " -V : print version and exit\n"
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+ "Usage: send_arp [-fqbDUAV] [-c count] [-w timeout] [-I device] [-s source] destination\n"
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+ " -f : quit on first reply (not available in libnet version)\n"
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+ " -q : be quiet (not available in libnet version)\n"
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+ " -b : keep broadcasting, don't go unicast (not available in libnet version)\n"
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+ " -i : repeat interval in milliseconds (ignored)\n"
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+ " -p : pid file (ignored)\n"
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+ " -D : duplicate address detection mode (not available in libnet version)\n"
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+ " -U : Unsolicited ARP mode, update your neighbours (not available in libnet version)\n"
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+ " -A : ARP answer mode, update your neighbours (not available in libnet version)\n"
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+ " -V : print version and exit (not available in libnet version)\n"
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" -c count : how many packets to send\n"
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- " -w timeout : how long to wait for a reply\n"
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+ " -w timeout : how long to wait for a reply (not available in libnet version)\n"
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" -I device : which ethernet device to use"
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#ifdef DEFAULT_DEVICE_STR
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" (" DEFAULT_DEVICE_STR ")"
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#endif
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"\n"
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- " -s source : source ip address\n"
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+ " -s source : source ip address (not available in libnet version)\n"
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+ " -m mac : source MAC address (ignored).\n"
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" destination : ask for what ip address\n"
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);
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exit(2);
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@@ -1044,7 +1047,7 @@ main(int argc, char **argv)
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disable_capability_raw();
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- while ((ch = getopt(argc, argv, "h?bfDUAqc:w:s:I:Vr:i:p:")) != EOF) {
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+ while ((ch = getopt(argc, argv, "h?bfDUAqc:w:s:I:Vi:m:p:")) != EOF) {
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switch(ch) {
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case 'b':
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broadcast_only=1;
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@@ -1063,9 +1066,6 @@ main(int argc, char **argv)
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case 'q':
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quiet++;
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break;
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- case 'r': /* send_arp.libnet compatibility option */
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- hb_mode = 1;
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- /* fall-through */
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case 'c':
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count = atoi(optarg);
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break;
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@@ -1086,9 +1086,10 @@ main(int argc, char **argv)
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exit(0);
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case 'p':
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case 'i':
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- hb_mode = 1;
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- /* send_arp.libnet compatibility options, ignore */
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- break;
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+ case 'm':
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+ hb_mode = 1;
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+ /* send_arp.libnet compatibility options, ignore */
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+ break;
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case 'h':
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case '?':
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default:
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@@ -1098,30 +1099,15 @@ main(int argc, char **argv)
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if(hb_mode) {
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/* send_arp.libnet compatibility mode */
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- if (argc - optind != 5) {
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- usage();
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- return 1;
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- }
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- /*
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- * argv[optind+1] DEVICE dc0,eth0:0,hme0:0,
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- * argv[optind+2] IP 192.168.195.186
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- * argv[optind+3] MAC ADDR 00a0cc34a878
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- * argv[optind+4] BROADCAST 192.168.195.186
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- * argv[optind+5] NETMASK ffffffffffff
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- */
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-
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unsolicited = 1;
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- device.name = argv[optind];
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- target = argv[optind+1];
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+ }
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- } else {
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- argc -= optind;
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- argv += optind;
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- if (argc != 1)
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+ argc -= optind;
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+ argv += optind;
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+ if (argc != 1)
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usage();
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- target = *argv;
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- }
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+ target = *argv;
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if (device.name && !*device.name)
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device.name = NULL;
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