openntpd: Patched to use adjtimex so that it actually sets the time.
Also adopted the port.
This commit is contained in:
Alan Mizrahi
parent
bb9d86059f
commit
3476ef0887
@ -1,2 +1,3 @@
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1edcbbfaed3be43cea078c9b863865e6 linux-adjtimex.patch
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6e76cfac0e9fb9bb727c49a98dcf898b ntpd
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afc34175f38d08867c1403d9008600b3 openntpd-3.9p1.tar.gz
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@ -1,23 +1,26 @@
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# Description: portable version of openbsd's ntpd implementation
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# URL: http://www.openntpd.org/
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# Maintainer: Simon Glossner, viper at hometux dot de
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# Packager: Matt Housh, jaeger at morpheus dot net
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# Description: Portable version of OpenBSD's NTP implementation
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# URL: http://www.openntpd.org/
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# Maintainer: Alan Mizrahi, alan at mizrahi dot com dot ve
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# Packager: Matt Housh, jaeger at morpheus dot net
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name=openntpd
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version=3.9p1
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release=2
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release=3
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source=(ftp://ftp.openbsd.org/pub/OpenBSD/OpenNTPD/$name-$version.tar.gz \
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ntpd)
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ntpd \
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linux-adjtimex.patch )
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build() {
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cd $name-$version
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cd $name-$version
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patch -p1 -i $SRC/linux-adjtimex.patch
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./configure \
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--prefix=/usr \
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--sysconfdir=/etc \
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--with-privsep-user=ntp
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make
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make DESTDIR=$PKG install
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./configure \
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--prefix=/usr \
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--sysconfdir=/etc \
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--with-privsep-user=ntp \
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--with-adjtimex
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make
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make DESTDIR=$PKG install
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install -D -m 0755 $SRC/ntpd $PKG/etc/rc.d/ntpd
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install -D -m 0755 $SRC/ntpd $PKG/etc/rc.d/ntpd
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}
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165
openntpd/linux-adjtimex.patch
Normal file
165
openntpd/linux-adjtimex.patch
Normal file
@ -0,0 +1,165 @@
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diff -urN openntpd-3.9p1.orig/configure.ac openntpd-3.9p1/configure.ac
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--- openntpd-3.9p1.orig/configure.ac 2006-05-14 14:29:23.000000000 +0900
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+++ openntpd-3.9p1/configure.ac 2011-11-22 09:34:20.036828225 +0900
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@@ -583,6 +583,11 @@
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[ builtin_arc4random=$withval ]
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)
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+AC_ARG_WITH(adjtimex,
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+ [ --with-adjtimex Use adjtimex to adjust kernel skew],
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+ [ AC_DEFINE(USE_ADJTIMEX, [], [Use adjust skew with adjtimex (experimental)]) ]
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+ )
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+
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AC_ARG_WITH(mantype,
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[ --with-mantype=man|cat|doc Set man page type],
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[
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diff -urN openntpd-3.9p1.orig/defines.h openntpd-3.9p1/defines.h
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--- openntpd-3.9p1.orig/defines.h 2006-05-14 14:29:21.000000000 +0900
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+++ openntpd-3.9p1/defines.h 2011-11-22 09:34:20.036828225 +0900
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@@ -20,6 +20,10 @@
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# define setproctitle(x)
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#endif
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+#ifdef USE_ADJTIMEX
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+# define adjtime(a,b) (_compat_adjtime((a),(b)))
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+#endif
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+
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#if !defined(SA_LEN)
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# if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)
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# define SA_LEN(x) ((x)->sa_len)
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diff -urN openntpd-3.9p1.orig/openbsd-compat/Makefile.in openntpd-3.9p1/openbsd-compat/Makefile.in
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--- openntpd-3.9p1.orig/openbsd-compat/Makefile.in 2006-05-14 14:29:19.000000000 +0900
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+++ openntpd-3.9p1/openbsd-compat/Makefile.in 2011-11-22 09:34:20.036828225 +0900
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@@ -9,7 +9,7 @@
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COMPAT= atomicio.o bsd-arc4random.o bsd-misc.o bsd-poll.o \
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bsd-snprintf.o bsd-getifaddrs.o bsd-setresuid.o \
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bsd-setresgid.o fake-rfc2553.o
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-PORT= port-qnx.o
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+PORT= port-linux.o port-qnx.o
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VPATH=@srcdir@
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CC=@CC@
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diff -urN openntpd-3.9p1.orig/openbsd-compat/openbsd-compat.h openntpd-3.9p1/openbsd-compat/openbsd-compat.h
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--- openntpd-3.9p1.orig/openbsd-compat/openbsd-compat.h 2006-05-14 14:29:19.000000000 +0900
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+++ openntpd-3.9p1/openbsd-compat/openbsd-compat.h 2011-11-22 09:34:20.036828225 +0900
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@@ -46,6 +46,11 @@
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__attribute__((__format__ (printf, 2, 3)));
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#endif
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+#ifdef USE_ADJTIMEX
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+# include <sys/time.h>
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+int _compat_adjtime(const struct timeval *, struct timeval *);
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+#endif
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+
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#ifndef HAVE_INET_PTON
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int inet_pton(int, const char *, void *);
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#endif
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diff -urN openntpd-3.9p1.orig/openbsd-compat/port-linux.c openntpd-3.9p1/openbsd-compat/port-linux.c
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--- openntpd-3.9p1.orig/openbsd-compat/port-linux.c 1970-01-01 09:00:00.000000000 +0900
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+++ openntpd-3.9p1/openbsd-compat/port-linux.c 2011-11-22 09:34:20.036828225 +0900
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@@ -0,0 +1,105 @@
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+
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+
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+/*
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+ * Copyright (c) 2004 Darren Tucker <dtucker at zip com au>
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+ *
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+ * Permission to use, copy, modify, and distribute this software for any
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+ * purpose with or without fee is hereby granted, provided that the above
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+ * copyright notice and this permission notice appear in all copies.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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+ */
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+
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+#include "includes.h"
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+
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+#ifdef USE_ADJTIMEX
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+#include <sys/timex.h>
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+#include <errno.h>
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+#ifdef adjtime
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+# undef adjtime
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+#endif
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+
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+#include "ntpd.h"
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+
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+/* scale factor used by adjtimex freq param. 1 ppm = 65536 */
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+#define ADJTIMEX_FREQ_SCALE 65536
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+
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+/* maximum change to skew per adjustment, in PPM */
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+#define MAX_SKEW_DELTA 5.0
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+
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+int
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+_compat_adjtime(const struct timeval *delta, struct timeval *olddelta)
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+{
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+ static struct timeval tlast = {0,0};
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+ static double tskew = 0;
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+ static int synced = -1;
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+ struct timeval tnow, tdelta;
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+ double skew = 0, newskew, deltaskew, adjust, interval = 0;
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+ struct timex tmx;
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+ int result, saved_errno;
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+
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+ gettimeofday(&tnow, NULL);
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+ adjust = (double)delta->tv_sec;
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+ adjust += (double)delta->tv_usec / 1000000;
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+
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+ /* Even if the caller doesn't care about the olddelta, we do */
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+ if (olddelta == NULL)
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+ olddelta = &tdelta;
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+
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+ result = adjtime(delta, olddelta);
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+ saved_errno = errno;
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+
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+ if (olddelta->tv_sec == 0 && olddelta->tv_usec == 0 &&
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+ synced != INT_MAX)
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+ synced++;
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+ else
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+ synced = 0;
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+
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+ /*
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+ * do skew calculations if we have synced
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+ */
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+ if (synced == 0 ) {
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+ tmx.modes = 0;
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+ if (adjtimex(&tmx) == -1)
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+ log_warn("adjtimex get failed");
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+ else
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+ tskew = (double)tmx.freq / ADJTIMEX_FREQ_SCALE;
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+ } else if (synced >= 1) {
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+ interval = (double)(tnow.tv_sec - tlast.tv_sec);
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+ interval += (double)(tnow.tv_usec - tlast.tv_usec) / 1000000;
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+
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+ skew = (adjust * 1000000) / interval;
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+ newskew = ((tskew * synced) + skew) / synced;
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+ deltaskew = newskew - tskew;
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+
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+ if (deltaskew > MAX_SKEW_DELTA) {
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+ log_info("skew change %0.3lf exceeds limit", deltaskew);
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+ tskew += MAX_SKEW_DELTA;
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+ } else if (deltaskew < -MAX_SKEW_DELTA) {
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+ log_info("skew change %0.3lf exceeds limit", deltaskew);
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+ tskew -= MAX_SKEW_DELTA;
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+ } else {
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+ tskew = newskew;
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+ }
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+
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+ /* Adjust the kernel skew. */
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+ tmx.freq = (long)(tskew * ADJTIMEX_FREQ_SCALE);
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+ tmx.modes = ADJ_FREQUENCY;
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+ if (adjtimex(&tmx) == -1)
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+ log_warn("adjtimex set freq failed");
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+ }
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+
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+ log_debug("interval %0.3lf skew %0.3lf total skew %0.3lf", interval,
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+ skew, tskew);
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+
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+ tlast = tnow;
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+ errno = saved_errno;
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+ return result;
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+}
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+#endif
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