xref: /freebsd/cddl/usr.sbin/dwatch/libexec/ip (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
15bf5ca77SDevin Teske# -*- tab-width: 4 -*- ;; Emacs
25bf5ca77SDevin Teske# vi: set filetype=sh tabstop=8 shiftwidth=8 noexpandtab :: Vi/ViM
35bf5ca77SDevin Teske############################################################ IDENT(1)
45bf5ca77SDevin Teske#
55bf5ca77SDevin Teske# $Title: dwatch(8) module for dtrace_ip(4) $
65bf5ca77SDevin Teske# $Copyright: 2014-2018 Devin Teske. All rights reserved. $
75bf5ca77SDevin Teske#
85bf5ca77SDevin Teske############################################################ DESCRIPTION
95bf5ca77SDevin Teske#
105bf5ca77SDevin Teske# Display interface name and bytes sent/received when IP I/O occurs
115bf5ca77SDevin Teske#
125bf5ca77SDevin Teske############################################################ PROBE
135bf5ca77SDevin Teske
145bf5ca77SDevin Teskecase "$PROFILE" in
155bf5ca77SDevin Teskeip) : ${PROBE:=ip:::send, ip:::receive} ;;
165bf5ca77SDevin Teske *) : ${PROBE:=ip:::${PROFILE#ip-}}
175bf5ca77SDevin Teskeesac
185bf5ca77SDevin Teske
195bf5ca77SDevin Teske############################################################ ACTIONS
205bf5ca77SDevin Teske
215bf5ca77SDevin Teskeexec 9<<EOF
225bf5ca77SDevin Teskethis string	flow;
235bf5ca77SDevin Teskethis string	if_name;
245bf5ca77SDevin Teskethis string	local;
255bf5ca77SDevin Teskethis string	remote;
265bf5ca77SDevin Teskethis u_char	recv;
275bf5ca77SDevin Teskethis uint32_t	length;
285bf5ca77SDevin Teske
295bf5ca77SDevin Teske$PROBE /* probe ID $ID */
305bf5ca77SDevin Teske{${TRACE:+
315bf5ca77SDevin Teske	printf("<$ID>");
325bf5ca77SDevin Teske}
335bf5ca77SDevin Teske	/*
345bf5ca77SDevin Teske	 * dtrace_ip(4)
355bf5ca77SDevin Teske	 */
365bf5ca77SDevin Teske	this->recv = probename == "receive" ? 1 : 0;
375bf5ca77SDevin Teske	this->flow = this->recv ? "<-" : "->";
385bf5ca77SDevin Teske
395bf5ca77SDevin Teske	/*
405bf5ca77SDevin Teske	 * ipinfo_t *
415bf5ca77SDevin Teske	 */
425bf5ca77SDevin Teske	this->length = (uint32_t)args[2]->ip_plength;
435bf5ca77SDevin Teske	this->local  = this->recv ? args[2]->ip_daddr : args[2]->ip_saddr;
445bf5ca77SDevin Teske	this->remote = this->recv ? args[2]->ip_saddr : args[2]->ip_daddr;
455bf5ca77SDevin Teske
465bf5ca77SDevin Teske	/*
475bf5ca77SDevin Teske	 * ifinfo_t *
485bf5ca77SDevin Teske	 */
495bf5ca77SDevin Teske	this->if_name = args[3]->if_name;
505bf5ca77SDevin Teske}
515bf5ca77SDevin TeskeEOF
525bf5ca77SDevin TeskeACTIONS=$( cat <&9 )
535bf5ca77SDevin TeskeID=$(( $ID + 1 ))
545bf5ca77SDevin Teske
555bf5ca77SDevin Teske############################################################ EVENT DETAILS
565bf5ca77SDevin Teske
57*a061d970SDevin Teskeif [ ! "$CUSTOM_DETAILS" ]; then
585bf5ca77SDevin Teskeexec 9<<EOF
595bf5ca77SDevin Teske	/*
605bf5ca77SDevin Teske	 * Print network I/O details
615bf5ca77SDevin Teske	 */
625bf5ca77SDevin Teske	printf("%s %s %s %s %u byte%s",
635bf5ca77SDevin Teske		this->if_name,
645bf5ca77SDevin Teske		this->local,
655bf5ca77SDevin Teske		this->flow,
665bf5ca77SDevin Teske		this->remote,
675bf5ca77SDevin Teske		this->length,
685bf5ca77SDevin Teske		this->length == 1 ? "" : "s");
695bf5ca77SDevin TeskeEOF
705bf5ca77SDevin TeskeEVENT_DETAILS=$( cat <&9 )
71*a061d970SDevin Teskefi
725bf5ca77SDevin Teske
735bf5ca77SDevin Teske################################################################################
745bf5ca77SDevin Teske# END
755bf5ca77SDevin Teske################################################################################
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