SystemTap support: spec file change, some dummy probes, tapset, simple script
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parent
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810
dhcp-4.2.2-systemtap.patch
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810
dhcp-4.2.2-systemtap.patch
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@ -0,0 +1,810 @@
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diff -up dhcp-4.2.2/configure.ac.systemtap dhcp-4.2.2/configure.ac
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--- dhcp-4.2.2/configure.ac.systemtap 2011-09-21 15:13:35.515434854 +0200
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+++ dhcp-4.2.2/configure.ac 2011-09-21 15:13:35.574434049 +0200
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@@ -485,6 +485,35 @@ else
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AC_MSG_RESULT(no)
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fi
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+AC_MSG_CHECKING([whether to include systemtap tracing support])
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+AC_ARG_ENABLE([systemtap],
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+ [AS_HELP_STRING([--enable-systemtap],
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+ [Enable inclusion of systemtap trace support])],
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+ [ENABLE_SYSTEMTAP="${enableval}"], [ENABLE_SYSTEMTAP='no'])
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+AM_CONDITIONAL([ENABLE_SYSTEMTAP], [test x$ENABLE_SYSTEMTAP = xyes])
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+AC_MSG_RESULT(${ENABLE_SYSTEMTAP})
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+
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+if test "x${ENABLE_SYSTEMTAP}" = xyes; then
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+ # Additional configuration for --enable-systemtap is HERE
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+ AC_CHECK_PROGS(DTRACE, dtrace)
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+ if test -z "$DTRACE"; then
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+ AC_MSG_ERROR([dtrace not found])
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+ fi
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+ AC_CHECK_HEADER([sys/sdt.h], [SDT_H_FOUND='yes'],
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+ [SDT_H_FOUND='no';
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+ AC_MSG_ERROR([systemtap support needs sys/sdt.h header])])
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+ AC_DEFINE([HAVE_SYSTEMTAP], [1], [Define to 1 if using SystemTap probes.])
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+ AC_ARG_WITH([tapset-install-dir],
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+ [AS_HELP_STRING([--with-tapset-install-dir],
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+ [The absolute path where the tapset dir will be installed])],
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+ [if test "x${withval}" = x; then
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+ ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"
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+ else
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+ ABS_TAPSET_DIR="${withval}"
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+ fi], [ABS_TAPSET_DIR="\$(datadir)/systemtap/tapset"])
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+ AC_SUBST(ABS_TAPSET_DIR)
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+fi
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+
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# Solaris needs some libraries for functions
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AC_SEARCH_LIBS(socket, [socket])
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AC_SEARCH_LIBS(inet_ntoa, [nsl])
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@@ -631,6 +660,7 @@ AC_OUTPUT([
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relay/Makefile
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server/Makefile
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tests/Makefile
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+ tapset/Makefile
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])
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sh util/bindvar.sh
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diff -up dhcp-4.2.2/Makefile.am.systemtap dhcp-4.2.2/Makefile.am
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--- dhcp-4.2.2/Makefile.am.systemtap 2011-09-21 15:13:35.339437258 +0200
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+++ dhcp-4.2.2/Makefile.am 2011-09-21 15:13:35.574434049 +0200
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@@ -29,5 +29,8 @@ endif
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SUBDIRS += includes tests common dst omapip client dhcpctl relay server
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+SUBDIRS += tapset
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+#DIST_SUBDIRS = $(SUBDIRS)
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+
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nobase_include_HEADERS = dhcpctl/dhcpctl.h
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diff -up dhcp-4.2.2/server/dhcp.c.systemtap dhcp-4.2.2/server/dhcp.c
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--- dhcp-4.2.2/server/dhcp.c.systemtap 2011-09-21 15:13:35.362436945 +0200
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+++ dhcp-4.2.2/server/dhcp.c 2011-09-21 15:13:35.576434021 +0200
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@@ -36,7 +36,7 @@
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#include <errno.h>
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#include <limits.h>
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#include <sys/time.h>
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-
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+#include "trace.h"
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static void commit_leases_ackout(void *foo);
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static void maybe_return_agent_options(struct packet *packet,
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struct option_state *options);
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@@ -275,6 +275,8 @@ void dhcpdiscover (packet, ms_nulltp)
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dhcp_failover_state_t *peer;
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#endif
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+ TRACE(DHCPD_DISCOVER_START());
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+
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find_lease (&lease, packet, packet -> shared_network,
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0, &peer_has_leases, (struct lease *)0, MDL);
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@@ -399,6 +401,8 @@ void dhcpdiscover (packet, ms_nulltp)
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out:
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if (lease)
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lease_dereference (&lease, MDL);
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+
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+ TRACE(DHCPD_DISCOVER_DONE());
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}
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void dhcprequest (packet, ms_nulltp, ip_lease)
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@@ -422,6 +426,8 @@ void dhcprequest (packet, ms_nulltp, ip_
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int have_server_identifier = 0;
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int have_requested_addr = 0;
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+ TRACE(DHCPD_REQUEST_START());
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+
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oc = lookup_option (&dhcp_universe, packet -> options,
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DHO_DHCP_REQUESTED_ADDRESS);
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memset (&data, 0, sizeof data);
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@@ -679,6 +685,9 @@ void dhcprequest (packet, ms_nulltp, ip_
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log_info ("%s: unknown lease %s.", msgbuf, piaddr (cip));
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out:
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+
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+ TRACE(DHCPD_REQUEST_DONE());
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+
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if (subnet)
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subnet_dereference (&subnet, MDL);
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if (lease)
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@@ -697,6 +706,7 @@ void dhcprelease (packet, ms_nulltp)
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const char *s;
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char msgbuf [1024], cstr[16]; /* XXX */
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+ TRACE(DHCPD_RELEASE_START());
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/* DHCPRELEASE must not specify address in requested-address
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option, but old protocol specs weren't explicit about this,
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@@ -821,6 +831,8 @@ void dhcprelease (packet, ms_nulltp)
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#endif
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if (lease)
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lease_dereference (&lease, MDL);
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+
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+ TRACE(DHCPD_RELEASE_DONE());
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}
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void dhcpdecline (packet, ms_nulltp)
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@@ -838,6 +850,8 @@ void dhcpdecline (packet, ms_nulltp)
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struct option_cache *oc;
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struct data_string data;
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+ TRACE(DHCPD_DECLINE_START());
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+
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/* DHCPDECLINE must specify address. */
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if (!(oc = lookup_option (&dhcp_universe, packet -> options,
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DHO_DHCP_REQUESTED_ADDRESS)))
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@@ -949,6 +963,8 @@ void dhcpdecline (packet, ms_nulltp)
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option_state_dereference (&options, MDL);
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if (lease)
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lease_dereference (&lease, MDL);
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+
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+ TRACE(DHCPD_DECLINE_DONE());
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}
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void dhcpinform (packet, ms_nulltp)
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@@ -970,6 +986,8 @@ void dhcpinform (packet, ms_nulltp)
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struct in_addr from;
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isc_boolean_t zeroed_ciaddr;
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+ TRACE(DHCPD_INFORM_START());
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+
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/* The client should set ciaddr to its IP address, but apparently
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it's common for clients not to do this, so we'll use their IP
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source address if they didn't set ciaddr. */
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@@ -1320,6 +1338,8 @@ void dhcpinform (packet, ms_nulltp)
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from, &to, (struct hardware *)0);
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if (subnet)
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subnet_dereference (&subnet, MDL);
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+
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+ TRACE(DHCPD_INFORM_DONE());
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}
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void nak_lease (packet, cip)
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@@ -1336,6 +1356,8 @@ void nak_lease (packet, cip)
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struct option_state *options = (struct option_state *)0;
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struct option_cache *oc = (struct option_cache *)0;
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+ TRACE(DHCPD_NAK_LEASE_START());
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+
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option_state_allocate (&options, MDL);
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memset (&outgoing, 0, sizeof outgoing);
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memset (&raw, 0, sizeof raw);
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@@ -1474,6 +1496,8 @@ void nak_lease (packet, cip)
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errno = 0;
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result = send_packet(packet->interface, packet, &raw,
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outgoing.packet_length, from, &to, NULL);
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+
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+ TRACE(DHCPD_NAK_LEASE_DONE());
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}
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void ack_lease (packet, lease, offer, when, msg, ms_nulltp, hp)
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@@ -1515,6 +1539,8 @@ void ack_lease (packet, lease, offer, wh
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if (lease -> state)
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return;
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+ TRACE(DHCPD_ACK_LEASE_START());
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+
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/* Save original cltt for comparison later. */
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lease_cltt = lease->cltt;
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@@ -2877,6 +2903,8 @@ void ack_lease (packet, lease, offer, wh
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#endif
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dhcp_reply(lease);
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}
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+
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+ TRACE(DHCPD_ACK_LEASE_DONE());
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}
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/*
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@@ -3029,6 +3057,8 @@ void dhcp_reply (lease)
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if (!state)
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log_fatal ("dhcp_reply was supplied lease with no state!");
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+ TRACE(DHCPD_REPLY_START());
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+
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/* Compose a response for the client... */
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memset (&raw, 0, sizeof raw);
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memset (&d1, 0, sizeof d1);
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@@ -3236,6 +3266,8 @@ void dhcp_reply (lease)
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free_lease_state (state, MDL);
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lease -> state = (struct lease_state *)0;
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+
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+ TRACE(DHCPD_REPLY_DONE());
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}
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int find_lease (struct lease **lp,
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@@ -3258,6 +3290,8 @@ int find_lease (struct lease **lp,
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struct data_string client_identifier;
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struct hardware h;
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+ TRACE(DHCPD_FIND_LEASE_START());
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+
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#if defined(FAILOVER_PROTOCOL)
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/* Quick check to see if the peer has leases. */
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if (peer_has_leases) {
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@@ -3985,6 +4019,9 @@ int find_lease (struct lease **lp,
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#if defined (DEBUG_FIND_LEASE)
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log_info ("Not returning a lease.");
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#endif
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+
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+ TRACE(DHCPD_FIND_LEASE_DONE());
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+
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return 0;
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}
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diff -up dhcp-4.2.2/server/dhcpd.c.systemtap dhcp-4.2.2/server/dhcpd.c
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--- dhcp-4.2.2/server/dhcpd.c.systemtap 2011-09-21 15:13:35.471435455 +0200
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+++ dhcp-4.2.2/server/dhcpd.c 2011-09-21 15:14:47.686449112 +0200
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@@ -63,6 +63,8 @@ static const char url [] =
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int keep_capabilities = 0;
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#endif
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+#include "trace.h"
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+
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static void usage(void);
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struct iaddr server_identifier;
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@@ -887,7 +889,7 @@ main(int argc, char **argv) {
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log_info ("Dropped all capabilities.");
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}
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#endif
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-
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+ TRACE(DHCPD_MAIN());
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/* Receive packets and dispatch them... */
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dispatch ();
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diff -up dhcp-4.2.2/server/dhcpv6.c.systemtap dhcp-4.2.2/server/dhcpv6.c
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--- dhcp-4.2.2/server/dhcpv6.c.systemtap 2011-09-21 15:13:35.528434676 +0200
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+++ dhcp-4.2.2/server/dhcpv6.c 2011-09-21 15:13:35.579433979 +0200
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@@ -15,6 +15,7 @@
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*/
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#include "dhcpd.h"
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+#include "trace.h"
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#ifdef DHCPv6
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@@ -4171,6 +4172,8 @@ static void
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dhcpv6_solicit(struct data_string *reply_ret, struct packet *packet) {
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struct data_string client_id;
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+ TRACE(DHCPD_6_SOLICIT_START());
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+
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/*
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* Validate our input.
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*/
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@@ -4184,6 +4187,8 @@ dhcpv6_solicit(struct data_string *reply
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* Clean up.
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*/
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data_string_forget(&client_id, MDL);
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+
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+ TRACE(DHCPD_6_SOLICIT_DONE());
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}
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/*
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@@ -4197,6 +4202,8 @@ dhcpv6_request(struct data_string *reply
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struct data_string client_id;
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struct data_string server_id;
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+ TRACE(DHCPD_6_REQUEST_START());
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+
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/*
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* Validate our input.
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*/
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@@ -4214,6 +4221,8 @@ dhcpv6_request(struct data_string *reply
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*/
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data_string_forget(&client_id, MDL);
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data_string_forget(&server_id, MDL);
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+
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+ TRACE(DHCPD_6_REQUEST_DONE());
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}
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/* Find a DHCPv6 packet's shared network from hints in the packet.
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@@ -4326,6 +4335,8 @@ dhcpv6_confirm(struct data_string *reply
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struct dhcpv6_packet *reply = (struct dhcpv6_packet *)reply_data;
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int reply_ofs = (int)(offsetof(struct dhcpv6_packet, options));
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+ TRACE(DHCPD_6_CONFIRM_START());
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+
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/*
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* Basic client message validation.
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*/
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@@ -4512,6 +4523,8 @@ exit:
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option_state_dereference(&cli_enc_opt_state, MDL);
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if (opt_state != NULL)
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option_state_dereference(&opt_state, MDL);
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+
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+ TRACE(DHCPD_6_CONFIRM_DONE());
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}
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/*
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@@ -4526,6 +4539,8 @@ dhcpv6_renew(struct data_string *reply,
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struct data_string client_id;
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struct data_string server_id;
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+ TRACE(DHCPD_6_RENEW_START());
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+
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/*
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* Validate the request.
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*/
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@@ -4543,6 +4558,8 @@ dhcpv6_renew(struct data_string *reply,
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*/
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data_string_forget(&server_id, MDL);
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data_string_forget(&client_id, MDL);
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+
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+ TRACE(DHCPD_6_RENEW_DONE());
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}
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/*
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@@ -4556,6 +4573,8 @@ static void
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dhcpv6_rebind(struct data_string *reply, struct packet *packet) {
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struct data_string client_id;
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+ TRACE(DHCPD_6_REBIND_START());
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+
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if (!valid_client_msg(packet, &client_id)) {
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return;
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}
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@@ -4563,6 +4582,8 @@ dhcpv6_rebind(struct data_string *reply,
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lease_to_client(reply, packet, &client_id, NULL);
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data_string_forget(&client_id, MDL);
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+
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+ TRACE(DHCPD_6_REBIND_DONE());
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}
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static void
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||||||
|
@@ -5009,6 +5030,8 @@ dhcpv6_decline(struct data_string *reply
|
||||||
|
struct data_string client_id;
|
||||||
|
struct data_string server_id;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_6_DECLINE_START());
|
||||||
|
+
|
||||||
|
/*
|
||||||
|
* Validate our input.
|
||||||
|
*/
|
||||||
|
@@ -5029,6 +5052,8 @@ dhcpv6_decline(struct data_string *reply
|
||||||
|
|
||||||
|
data_string_forget(&server_id, MDL);
|
||||||
|
data_string_forget(&client_id, MDL);
|
||||||
|
+
|
||||||
|
+ TRACE(DHCPD_6_DECLINE_DONE());
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
@@ -5479,6 +5504,8 @@ dhcpv6_release(struct data_string *reply
|
||||||
|
struct data_string client_id;
|
||||||
|
struct data_string server_id;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_6_RELEASE_START());
|
||||||
|
+
|
||||||
|
/*
|
||||||
|
* Validate our input.
|
||||||
|
*/
|
||||||
|
@@ -5500,6 +5527,8 @@ dhcpv6_release(struct data_string *reply
|
||||||
|
|
||||||
|
data_string_forget(&server_id, MDL);
|
||||||
|
data_string_forget(&client_id, MDL);
|
||||||
|
+
|
||||||
|
+ TRACE(DHCPD_6_RELEASE_DONE());
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
@@ -5512,6 +5541,8 @@ dhcpv6_information_request(struct data_s
|
||||||
|
struct data_string client_id;
|
||||||
|
struct data_string server_id;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_6_INFORMATION_REQUEST_START());
|
||||||
|
+
|
||||||
|
/*
|
||||||
|
* Validate our input.
|
||||||
|
*/
|
||||||
|
@@ -5543,6 +5574,8 @@ dhcpv6_information_request(struct data_s
|
||||||
|
data_string_forget(&client_id, MDL);
|
||||||
|
}
|
||||||
|
data_string_forget(&server_id, MDL);
|
||||||
|
+
|
||||||
|
+ TRACE(DHCPD_6_INFORMATION_REQUEST_DONE());
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
@@ -5571,6 +5604,8 @@ dhcpv6_relay_forw(struct data_string *re
|
||||||
|
struct dhcpv6_relay_packet *reply;
|
||||||
|
int reply_ofs;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_6_RELAY_FORW_START());
|
||||||
|
+
|
||||||
|
/*
|
||||||
|
* Initialize variables for early exit.
|
||||||
|
*/
|
||||||
|
@@ -5828,6 +5863,8 @@ exit:
|
||||||
|
if (enc_packet != NULL) {
|
||||||
|
packet_dereference(&enc_packet, MDL);
|
||||||
|
}
|
||||||
|
+
|
||||||
|
+ TRACE(DHCPD_6_RELAY_FORW_DONE());
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
diff -up dhcp-4.2.2/server/failover.c.systemtap dhcp-4.2.2/server/failover.c
|
||||||
|
--- dhcp-4.2.2/server/failover.c.systemtap 2011-05-11 16:21:00.000000000 +0200
|
||||||
|
+++ dhcp-4.2.2/server/failover.c 2011-09-21 15:13:35.584433913 +0200
|
||||||
|
@@ -35,6 +35,8 @@
|
||||||
|
#include "dhcpd.h"
|
||||||
|
#include <omapip/omapip_p.h>
|
||||||
|
|
||||||
|
+#include "trace.h"
|
||||||
|
+
|
||||||
|
#if defined (FAILOVER_PROTOCOL)
|
||||||
|
dhcp_failover_state_t *failover_states;
|
||||||
|
static isc_result_t do_a_failover_option (omapi_object_t *,
|
||||||
|
@@ -1711,6 +1713,8 @@ isc_result_t dhcp_failover_set_state (dh
|
||||||
|
struct lease *l;
|
||||||
|
struct timeval tv;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_FAILOVER_SET_STATE_START(state->me.state, new_state));
|
||||||
|
+
|
||||||
|
/* If we're in certain states where we're sending updates, and the peer
|
||||||
|
* state changes, we need to re-schedule any pending updates just to
|
||||||
|
* be on the safe side. This results in retransmission.
|
||||||
|
@@ -1938,6 +1942,8 @@ isc_result_t dhcp_failover_set_state (dh
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_FAILOVER_SET_STATE_DONE());
|
||||||
|
+
|
||||||
|
return ISC_R_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
@@ -2420,6 +2426,8 @@ dhcp_failover_pool_dobalance(dhcp_failov
|
||||||
|
if (state -> me.state != normal)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_FAILOVER_POOL_DOBALANCE_START());
|
||||||
|
+
|
||||||
|
state->last_balance = cur_time;
|
||||||
|
|
||||||
|
for (s = shared_networks ; s ; s = s->next) {
|
||||||
|
@@ -2580,6 +2588,8 @@ dhcp_failover_pool_dobalance(dhcp_failov
|
||||||
|
if (leases_queued)
|
||||||
|
commit_leases();
|
||||||
|
|
||||||
|
+ TRACE(DHCPD_FAILOVER_POOL_DOBALANCE_DONE());
|
||||||
|
+
|
||||||
|
return leases_queued;
|
||||||
|
}
|
||||||
|
|
||||||
|
diff -up dhcp-4.2.2/server/Makefile.am.systemtap dhcp-4.2.2/server/Makefile.am
|
||||||
|
--- dhcp-4.2.2/server/Makefile.am.systemtap 2011-09-21 15:13:35.517434828 +0200
|
||||||
|
+++ dhcp-4.2.2/server/Makefile.am 2011-09-21 15:13:35.585433900 +0200
|
||||||
|
@@ -4,7 +4,7 @@ dist_sysconf_DATA = dhcpd.conf
|
||||||
|
sbin_PROGRAMS = dhcpd
|
||||||
|
dhcpd_SOURCES = dhcpd.c dhcp.c bootp.c confpars.c db.c class.c failover.c \
|
||||||
|
omapi.c mdb.c stables.c salloc.c ddns.c dhcpleasequery.c \
|
||||||
|
- dhcpv6.c mdb6.c ldap.c ldap_casa.c
|
||||||
|
+ dhcpv6.c mdb6.c ldap.c ldap_casa.c probes.d trace.h
|
||||||
|
|
||||||
|
dhcpd_CFLAGS = $(LDAP_CFLAGS)
|
||||||
|
dhcpd_LDADD = ../common/libdhcp.a ../omapip/libomapi.la \
|
||||||
|
@@ -14,3 +14,13 @@ dhcpd_LDADD = ../common/libdhcp.a ../oma
|
||||||
|
man_MANS = dhcpd.8 dhcpd.conf.5 dhcpd.leases.5
|
||||||
|
EXTRA_DIST = $(man_MANS)
|
||||||
|
|
||||||
|
+if ENABLE_SYSTEMTAP
|
||||||
|
+BUILT_SOURCES = probes.h
|
||||||
|
+probes.h: probes.d
|
||||||
|
+ $(DTRACE) -C -h -s $< -o $@
|
||||||
|
+
|
||||||
|
+probes.o: probes.d
|
||||||
|
+ $(DTRACE) -C -G -s $< -o $@
|
||||||
|
+
|
||||||
|
+dhcpd_LDADD += probes.o
|
||||||
|
+endif
|
||||||
|
diff -up dhcp-4.2.2/server/probes.d.systemtap dhcp-4.2.2/server/probes.d
|
||||||
|
--- dhcp-4.2.2/server/probes.d.systemtap 2011-09-21 15:13:35.585433900 +0200
|
||||||
|
+++ dhcp-4.2.2/server/probes.d 2011-09-21 15:13:35.585433900 +0200
|
||||||
|
@@ -0,0 +1,43 @@
|
||||||
|
+provider dhcpd {
|
||||||
|
+ probe main();
|
||||||
|
+ probe discover_start()
|
||||||
|
+ probe discover_done()
|
||||||
|
+ probe request_start()
|
||||||
|
+ probe request_done()
|
||||||
|
+ probe release_start()
|
||||||
|
+ probe release_done()
|
||||||
|
+ probe decline_start()
|
||||||
|
+ probe decline_done()
|
||||||
|
+ probe inform_start()
|
||||||
|
+ probe inform_done()
|
||||||
|
+ probe nak_lease_start()
|
||||||
|
+ probe nak_lease_done()
|
||||||
|
+ probe ack_lease_start()
|
||||||
|
+ probe ack_lease_done()
|
||||||
|
+ probe reply_start()
|
||||||
|
+ probe reply_done()
|
||||||
|
+ probe find_lease_start()
|
||||||
|
+ probe find_lease_done()
|
||||||
|
+ probe 6_solicit_start()
|
||||||
|
+ probe 6_solicit_done()
|
||||||
|
+ probe 6_request_start()
|
||||||
|
+ probe 6_request_done()
|
||||||
|
+ probe 6_confirm_start()
|
||||||
|
+ probe 6_confirm_done()
|
||||||
|
+ probe 6_renew_start()
|
||||||
|
+ probe 6_renew_done()
|
||||||
|
+ probe 6_rebind_start()
|
||||||
|
+ probe 6_rebind_done()
|
||||||
|
+ probe 6_decline_start()
|
||||||
|
+ probe 6_decline_done()
|
||||||
|
+ probe 6_release_start()
|
||||||
|
+ probe 6_release_done()
|
||||||
|
+ probe 6_information_request_start()
|
||||||
|
+ probe 6_information_request_done()
|
||||||
|
+ probe 6_relay_forw_start()
|
||||||
|
+ probe 6_relay_forw_done()
|
||||||
|
+ probe failover_pool_dobalance_start()
|
||||||
|
+ probe failover_pool_dobalance_done()
|
||||||
|
+ probe failover_set_state_start(int, int) /* state, new_state */
|
||||||
|
+ probe failover_set_state_done()
|
||||||
|
+};
|
||||||
|
diff -up dhcp-4.2.2/server/trace.h.systemtap dhcp-4.2.2/server/trace.h
|
||||||
|
--- dhcp-4.2.2/server/trace.h.systemtap 2011-09-21 15:13:35.585433900 +0200
|
||||||
|
+++ dhcp-4.2.2/server/trace.h 2011-09-21 15:13:35.585433900 +0200
|
||||||
|
@@ -0,0 +1,11 @@
|
||||||
|
+// trace.h
|
||||||
|
+
|
||||||
|
+#include "config.h"
|
||||||
|
+#ifdef HAVE_SYSTEMTAP
|
||||||
|
+// include the generated probes header and put markers in code
|
||||||
|
+#include "probes.h"
|
||||||
|
+#define TRACE(probe) probe
|
||||||
|
+#else
|
||||||
|
+// Wrap the probe to allow it to be removed when no systemtap available
|
||||||
|
+#define TRACE(probe)
|
||||||
|
+#endif
|
||||||
|
diff -up dhcp-4.2.2/tapset/dhcpd.stp.systemtap dhcp-4.2.2/tapset/dhcpd.stp
|
||||||
|
--- dhcp-4.2.2/tapset/dhcpd.stp.systemtap 2011-09-21 15:13:35.586433886 +0200
|
||||||
|
+++ dhcp-4.2.2/tapset/dhcpd.stp 2011-09-21 15:13:35.586433886 +0200
|
||||||
|
@@ -0,0 +1,212 @@
|
||||||
|
+/* dhcpd tapset
|
||||||
|
+ Copyright (C) 2011, Red Hat Inc.
|
||||||
|
+ */
|
||||||
|
+
|
||||||
|
+probe dhcpd_main = process("dhcpd").mark("main")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s(locals: %s)", $$name, $$locals);
|
||||||
|
+
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_discover_start = process("dhcpd").mark("discover_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_discover_done = process("dhcpd").mark("discover_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_request_start = process("dhcpd").mark("request_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_request_done = process("dhcpd").mark("request_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_release_start = process("dhcpd").mark("release_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_release_done = process("dhcpd").mark("release_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_decline_start = process("dhcpd").mark("decline_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_decline_done = process("dhcpd").mark("decline_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_inform_start = process("dhcpd").mark("inform_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_inform_done = process("dhcpd").mark("inform_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_nak_lease_start = process("dhcpd").mark("nak_lease_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_nak_lease_done = process("dhcpd").mark("nak_lease_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_ack_lease_start = process("dhcpd").mark("ack_lease_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_ack_lease_done = process("dhcpd").mark("ack_lease_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_reply_start = process("dhcpd").mark("reply_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_reply_done = process("dhcpd").mark("reply_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_find_lease_start = process("dhcpd").mark("find_lease_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_find_lease_done = process("dhcpd").mark("find_lease_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_solicit_start = process("dhcpd").mark("6_solicit_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_solicit_done = process("dhcpd").mark("6_solicit_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_request_start = process("dhcpd").mark("6_request_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_request_done = process("dhcpd").mark("6_request_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_confirm_start = process("dhcpd").mark("6_confirm_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_confirm_done = process("dhcpd").mark("6_confirm_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_renew_start = process("dhcpd").mark("6_renew_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_renew_done = process("dhcpd").mark("6_renew_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_rebind_start = process("dhcpd").mark("6_rebind_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_rebind_done = process("dhcpd").mark("6_rebind_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_decline_start = process("dhcpd").mark("6_decline_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_decline_done = process("dhcpd").mark("6_decline_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_release_start = process("dhcpd").mark("6_release_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_release_done = process("dhcpd").mark("6_release_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_information_request_start = process("dhcpd").mark("6_information_request_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_information_request_done = process("dhcpd").mark("6_information_request_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_relay_forw_start = process("dhcpd").mark("6_relay_forw_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_6_relay_forw_done = process("dhcpd").mark("6_relay_forw_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_failover_pool_dobalance_start = process("dhcpd").mark("failover_pool_dobalance_start")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_failover_pool_dobalance_done = process("dhcpd").mark("failover_pool_dobalance_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+
|
||||||
|
+probe dhcpd_failover_set_state_start = process("dhcpd").mark("failover_set_state_start")
|
||||||
|
+{
|
||||||
|
+ state = $arg1;
|
||||||
|
+ new_state = $arg2;
|
||||||
|
+ probestr = sprintf("%s(state=%d, new_state=%d)", $$name, state, new_state);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
+probe dhcpd_failover_set_state_done = process("dhcpd").mark("failover_set_state_done")
|
||||||
|
+{
|
||||||
|
+ probestr = sprintf("%s", $$name);
|
||||||
|
+}
|
||||||
|
diff -up dhcp-4.2.2/tapset/Makefile.am.systemtap dhcp-4.2.2/tapset/Makefile.am
|
||||||
|
--- dhcp-4.2.2/tapset/Makefile.am.systemtap 2011-09-21 15:13:35.586433886 +0200
|
||||||
|
+++ dhcp-4.2.2/tapset/Makefile.am 2011-09-21 15:13:35.586433886 +0200
|
||||||
|
@@ -0,0 +1,26 @@
|
||||||
|
+# Makefile.am for dhcp/tapset
|
||||||
|
+# Jiri Popelka
|
||||||
|
+
|
||||||
|
+.PHONY: clean-local install-data-hook uninstall-local
|
||||||
|
+
|
||||||
|
+#
|
||||||
|
+EXTRA_DIST = dhcpd.stp
|
||||||
|
+TAPSET_FILES = $(EXTRA_DIST)
|
||||||
|
+TAPSET_INSTALL_DIR = $(DESTDIR)@ABS_TAPSET_DIR@
|
||||||
|
+
|
||||||
|
+if ENABLE_SYSTEMTAP
|
||||||
|
+all-local: $(TAPSET_FILES)
|
||||||
|
+
|
||||||
|
+clean-local:
|
||||||
|
+
|
||||||
|
+install-data-hook:
|
||||||
|
+ $(MKDIR_P) $(TAPSET_INSTALL_DIR)
|
||||||
|
+ $(INSTALL_DATA) $(TAPSET_FILES) $(TAPSET_INSTALL_DIR)
|
||||||
|
+
|
||||||
|
+uninstall-local:
|
||||||
|
+ @list='$(TAPSET_FILES)'; for p in $$list; do \
|
||||||
|
+ echo " rm -f '$(TAPSET_INSTALL_DIR)/$$p'"; \
|
||||||
|
+ rm -f "$(TAPSET_INSTALL_DIR)/$$p"; \
|
||||||
|
+ done
|
||||||
|
+endif
|
||||||
|
+
|
23
dhcp.spec
23
dhcp.spec
@ -1,3 +1,6 @@
|
|||||||
|
# SystemTap support is enabled by default
|
||||||
|
%{!?sdt:%global sdt 1}
|
||||||
|
|
||||||
# vendor string (e.g., Fedora, EL)
|
# vendor string (e.g., Fedora, EL)
|
||||||
%global vvendor Fedora
|
%global vvendor Fedora
|
||||||
|
|
||||||
@ -16,7 +19,7 @@
|
|||||||
Summary: Dynamic host configuration protocol software
|
Summary: Dynamic host configuration protocol software
|
||||||
Name: dhcp
|
Name: dhcp
|
||||||
Version: 4.2.2
|
Version: 4.2.2
|
||||||
Release: 7%{?dist}
|
Release: 8%{?dist}
|
||||||
# NEVER CHANGE THE EPOCH on this package. The previous maintainer (prior to
|
# NEVER CHANGE THE EPOCH on this package. The previous maintainer (prior to
|
||||||
# dcantrell maintaining the package) made incorrect use of the epoch and
|
# dcantrell maintaining the package) made incorrect use of the epoch and
|
||||||
# that's why it is at 12 now. It should have never been used, but it was.
|
# that's why it is at 12 now. It should have never been used, but it was.
|
||||||
@ -68,6 +71,7 @@ Patch31: dhcp-4.2.0-PPP.patch
|
|||||||
Patch32: dhcp-4.2.2-lpf-ib.patch
|
Patch32: dhcp-4.2.2-lpf-ib.patch
|
||||||
Patch33: dhcp-4.2.2-improved-xid.patch
|
Patch33: dhcp-4.2.2-improved-xid.patch
|
||||||
Patch34: dhcp-4.2.2-gpxe-cid.patch
|
Patch34: dhcp-4.2.2-gpxe-cid.patch
|
||||||
|
Patch35: dhcp-4.2.2-systemtap.patch
|
||||||
|
|
||||||
BuildRequires: autoconf
|
BuildRequires: autoconf
|
||||||
BuildRequires: automake
|
BuildRequires: automake
|
||||||
@ -76,6 +80,10 @@ BuildRequires: libtool
|
|||||||
BuildRequires: openldap-devel
|
BuildRequires: openldap-devel
|
||||||
BuildRequires: libcap-ng-devel
|
BuildRequires: libcap-ng-devel
|
||||||
BuildRequires: bind-lite-devel
|
BuildRequires: bind-lite-devel
|
||||||
|
%if %sdt
|
||||||
|
BuildRequires: systemtap-sdt-devel
|
||||||
|
%global tapsetdir /usr/share/systemtap/tapset
|
||||||
|
%endif
|
||||||
|
|
||||||
Requires: %{name}-common = %{epoch}:%{version}-%{release}
|
Requires: %{name}-common = %{epoch}:%{version}-%{release}
|
||||||
Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
|
Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
|
||||||
@ -309,6 +317,9 @@ rm bind/bind.tar.gz
|
|||||||
%patch33 -p1 -b .improved-xid
|
%patch33 -p1 -b .improved-xid
|
||||||
%patch34 -p1 -b .gpxe-cid
|
%patch34 -p1 -b .gpxe-cid
|
||||||
|
|
||||||
|
# http://sourceware.org/systemtap/wiki/SystemTap
|
||||||
|
%patch35 -p1 -b .systemtap
|
||||||
|
|
||||||
# Copy in the Fedora/RHEL dhclient script
|
# Copy in the Fedora/RHEL dhclient script
|
||||||
%{__install} -p -m 0755 %{SOURCE4} client/scripts/linux
|
%{__install} -p -m 0755 %{SOURCE4} client/scripts/linux
|
||||||
%{__install} -p -m 0644 %{SOURCE5} .
|
%{__install} -p -m 0644 %{SOURCE5} .
|
||||||
@ -363,6 +374,10 @@ CFLAGS="%{optflags} -fno-strict-aliasing -D_GNU_SOURCE" \
|
|||||||
--with-ldapcrypto \
|
--with-ldapcrypto \
|
||||||
--with-libbind=%{_includedir} --with-libbind-libs=%{_libdir} \
|
--with-libbind=%{_includedir} --with-libbind-libs=%{_libdir} \
|
||||||
--disable-static \
|
--disable-static \
|
||||||
|
%if %sdt
|
||||||
|
--enable-systemtap \
|
||||||
|
--with-tapset-install-dir=%{tapsetdir} \
|
||||||
|
%endif
|
||||||
--enable-paranoia --enable-early-chroot
|
--enable-paranoia --enable-early-chroot
|
||||||
%{__make} %{?_smp_mflags}
|
%{__make} %{?_smp_mflags}
|
||||||
|
|
||||||
@ -593,6 +608,9 @@ fi
|
|||||||
%attr(0644,root,root) %{_mandir}/man5/dhcpd.leases.5.gz
|
%attr(0644,root,root) %{_mandir}/man5/dhcpd.leases.5.gz
|
||||||
%attr(0644,root,root) %{_mandir}/man8/dhcpd.8.gz
|
%attr(0644,root,root) %{_mandir}/man8/dhcpd.8.gz
|
||||||
%attr(0644,root,root) %{_mandir}/man8/dhcrelay.8.gz
|
%attr(0644,root,root) %{_mandir}/man8/dhcrelay.8.gz
|
||||||
|
%if %sdt
|
||||||
|
%{tapsetdir}/*.stp
|
||||||
|
%endif
|
||||||
|
|
||||||
%files -n dhclient
|
%files -n dhclient
|
||||||
%doc dhclient.conf.sample dhclient6.conf.sample README.dhclient.d
|
%doc dhclient.conf.sample dhclient6.conf.sample README.dhclient.d
|
||||||
@ -639,6 +657,9 @@ fi
|
|||||||
%{_initddir}/dhcrelay
|
%{_initddir}/dhcrelay
|
||||||
|
|
||||||
%changelog
|
%changelog
|
||||||
|
* Wed Sep 21 2011 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.2-8
|
||||||
|
- SystemTap support: spec file change, some dummy probes, tapset, simple script
|
||||||
|
|
||||||
* Mon Sep 19 2011 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.2-7
|
* Mon Sep 19 2011 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.2-7
|
||||||
- Support for IPoIB (IP over InfiniBand) interfaces (#660681)
|
- Support for IPoIB (IP over InfiniBand) interfaces (#660681)
|
||||||
- Hopefully last tweak of adding of user and group (#699713)
|
- Hopefully last tweak of adding of user and group (#699713)
|
||||||
|
11
tap_all.stp
Normal file
11
tap_all.stp
Normal file
@ -0,0 +1,11 @@
|
|||||||
|
/*
|
||||||
|
* Probe all probes listed in the /usr/share/systemtap/tapset/dhcpd.stp tapset
|
||||||
|
* and print out data each time a probe fires.
|
||||||
|
*
|
||||||
|
* This could be run with a specific instance of dhcpd like:
|
||||||
|
* $ stap tap_all.stp -c 'dhcpd -d eth0'
|
||||||
|
*/
|
||||||
|
|
||||||
|
probe dhcpd* {
|
||||||
|
printf("%s\n", probestr);
|
||||||
|
}
|
Loading…
Reference in New Issue
Block a user