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Updated to 3.7p1 and add support for adjtimex, thanks to Darren Tucker. Closes #320

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SVN-Revision: 3267
master
Florian Fainelli 19 years ago
parent 79a8320a8a
commit 2d6c9f6d57
2 changed files with 182 additions and 2 deletions
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  1. 7
      openwrt/package/openntpd/Makefile
  2. 177
      openwrt/package/openntpd/patches/01-adjtimex_linux.patch

7
openwrt/package/openntpd/Makefile
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@ -3,9 +3,9 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=openntpd
PKG_VERSION:=3.6.1p1
PKG_VERSION:=3.7p1
PKG_RELEASE:=1
PKG_MD5SUM:=4584f226523776a3cdd2fb6f8212ba8d
PKG_MD5SUM:=10ed8eefd760e5819efcf3277b118f47
# space separated list or special @SF for sourceforge projects
PKG_SOURCE_URL:=ftp://ftp.openbsd.org/pub/OpenBSD/OpenNTPD/ \
@ -25,6 +25,8 @@ $(PKG_BUILD_DIR)/.configured:
(cd $(PKG_BUILD_DIR); rm -rf config.{cache,status} ; \
$(TARGET_CONFIGURE_OPTS) \
CFLAGS="$(TARGET_CFLAGS)" \
autoconf ; \
autoheader ; \
./configure \
--target=$(GNU_TARGET_NAME) \
--host=$(GNU_TARGET_NAME) \
@ -47,6 +49,7 @@ $(PKG_BUILD_DIR)/.configured:
$(DISABLE_NLS) \
--with-builtin-arc4random \
--with-privsep-user=ntp \
--with-adjtimex \
);
touch $@

177
openwrt/package/openntpd/patches/01-adjtimex_linux.patch
Unescape View File

@ -0,0 +1,177 @@
diff -urN openntpd-3.7p1.orig/client.c openntpd-3.7p1/client.c
--- openntpd-3.7p1.orig/client.c 2005-03-13 13:36:38.000000000 +0100
+++ openntpd-3.7p1/client.c 2006-02-23 16:27:53.686827824 +0100
@@ -306,7 +306,7 @@
priv_adjtime();
for (i = 0; i < OFFSET_ARRAY_SIZE; i++)
- if (p->reply[i].rcvd <= p->reply[best].rcvd)
+ /* if (p->reply[i].rcvd <= p->reply[best].rcvd) */
p->reply[i].good = 0;
return (0);
diff -urN openntpd-3.7p1.orig/configure.ac openntpd-3.7p1/configure.ac
--- openntpd-3.7p1.orig/configure.ac 2005-05-23 13:11:08.000000000 +0200
+++ openntpd-3.7p1/configure.ac 2006-02-23 16:27:53.688827520 +0100
@@ -466,6 +466,11 @@
[ builtin_arc4random=$withval ]
)
+AC_ARG_WITH(adjtimex,
+ [ --with-adjtimex Use adjtimex to adjust kernel skew],
+ [ AC_DEFINE(USE_ADJTIMEX, [], [Use adjust skew with adjtimex (experimental)]) ]
+)
+
# Search for OpenSSL if required.
if test "$ac_cv_func_arc4random" != "yes" && test "x$builtin_arc4random" != "xyes"; then
saved_CPPFLAGS="$CPPFLAGS"
diff -urN openntpd-3.7p1.orig/defines.h openntpd-3.7p1/defines.h
--- openntpd-3.7p1.orig/defines.h 2005-05-23 02:16:33.000000000 +0200
+++ openntpd-3.7p1/defines.h 2006-02-23 16:27:53.688827520 +0100
@@ -20,6 +20,10 @@
# define setproctitle(x)
#endif
+#ifdef USE_ADJTIMEX
+# define adjtime(a,b) (_compat_adjtime((a),(b)))
+#endif
+
#if !defined(SA_LEN)
# if defined(HAVE_STRUCT_SOCKADDR_SA_LEN)
# define SA_LEN(x) ((x)->sa_len)
diff -urN openntpd-3.7p1.orig/openbsd-compat/Makefile.in openntpd-3.7p1/openbsd-compat/Makefile.in
--- openntpd-3.7p1.orig/openbsd-compat/Makefile.in 2004-12-20 00:41:36.000000000 +0100
+++ openntpd-3.7p1/openbsd-compat/Makefile.in 2006-02-23 16:27:53.901795144 +0100
@@ -9,7 +9,7 @@
OPENBSD= asprintf.o daemon.o inet_pton.o strlcpy.o
COMPAT= atomicio.o bsd-arc4random.o bsd-misc.o bsd-poll.o \
bsd-snprintf.o fake-rfc2553.o uidswap.o
-PORT= port-qnx.o
+PORT= port-linux.o port-qnx.o
VPATH=@srcdir@
CC=@CC@
diff -urN openntpd-3.7p1.orig/openbsd-compat/openbsd-compat.h openntpd-3.7p1/openbsd-compat/openbsd-compat.h
--- openntpd-3.7p1.orig/openbsd-compat/openbsd-compat.h 2004-12-19 04:04:22.000000000 +0100
+++ openntpd-3.7p1/openbsd-compat/openbsd-compat.h 2006-02-23 16:27:53.948788000 +0100
@@ -44,6 +44,11 @@
__attribute__((__format__ (printf, 2, 3)));
#endif
+#ifdef USE_ADJTIMEX
+# include <sys/time.h>
+int _compat_adjtime(const struct timeval *, struct timeval *);
+#endif
+
#ifndef HAVE_INET_PTON
int inet_pton(int, const char *, void *);
#endif
diff -urN openntpd-3.7p1.orig/openbsd-compat/port-linux.c openntpd-3.7p1/openbsd-compat/port-linux.c
--- openntpd-3.7p1.orig/openbsd-compat/port-linux.c 1970-01-01 01:00:00.000000000 +0100
+++ openntpd-3.7p1/openbsd-compat/port-linux.c 2006-02-23 16:27:53.996780704 +0100
@@ -0,0 +1,105 @@
+/* $Id$ */
+
+/*
+ * Copyright (c) 2004 Darren Tucker <dtucker at zip com au>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "includes.h"
+
+#ifdef USE_ADJTIMEX
+#include <sys/timex.h>
+#include <errno.h>
+#ifdef adjtime
+# undef adjtime
+#endif
+
+#include "ntpd.h"
+
+/* scale factor used by adjtimex freq param. 1 ppm = 65536 */
+#define ADJTIMEX_FREQ_SCALE 65536
+
+/* maximum change to skew per adjustment, in PPM */
+#define MAX_SKEW_DELTA 5.0
+
+int
+_compat_adjtime(const struct timeval *delta, struct timeval *olddelta)
+{
+ static struct timeval tlast = {0,0};
+ static double tskew = 0;
+ static int synced = -1;
+ struct timeval tnow, tdelta;
+ double skew = 0, newskew, deltaskew, adjust, interval = 0;
+ struct timex tmx;
+ int result, saved_errno;
+
+ gettimeofday(&tnow, NULL);
+ adjust = (double)delta->tv_sec;
+ adjust += (double)delta->tv_usec / 1000000;
+
+ /* Even if the caller doesn't care about the olddelta, we do */
+ if (olddelta == NULL)
+ olddelta = &tdelta;
+
+ result = adjtime(delta, olddelta);
+ saved_errno = errno;
+
+ if (olddelta->tv_sec == 0 && olddelta->tv_usec == 0 &&
+ synced != INT_MAX)
+ synced++;
+ else
+ synced = 0;
+
+ /*
+ * do skew calculations if we have synced
+ */
+ if (synced == 0 ) {
+ tmx.modes = 0;
+ if (adjtimex(&tmx) == -1)
+ log_warn("adjtimex get failed");
+ else
+ tskew = (double)tmx.freq / ADJTIMEX_FREQ_SCALE;
+ } else if (synced >= 1) {
+ interval = (double)(tnow.tv_sec - tlast.tv_sec);
+ interval += (double)(tnow.tv_usec - tlast.tv_usec) / 1000000;
+
+ skew = (adjust * 1000000) / interval;
+ newskew = ((tskew * synced) + skew) / synced;
+ deltaskew = newskew - tskew;
+
+ if (deltaskew > MAX_SKEW_DELTA) {
+ log_info("skew change %0.3lf exceeds limit", deltaskew);
+ tskew += MAX_SKEW_DELTA;
+ } else if (deltaskew < -MAX_SKEW_DELTA) {
+ log_info("skew change %0.3lf exceeds limit", deltaskew);
+ tskew -= MAX_SKEW_DELTA;
+ } else {
+ tskew = newskew;
+ }
+
+ /* Adjust the kernel skew. */
+ tmx.freq = (long)(tskew * ADJTIMEX_FREQ_SCALE);
+ tmx.modes = ADJ_FREQUENCY;
+ if (adjtimex(&tmx) == -1)
+ log_warn("adjtimex set freq failed");
+ }
+
+ log_debug("interval %0.3lf skew %0.3lf total skew %0.3lf", interval,
+ skew, tskew);
+
+ tlast = tnow;
+ errno = saved_errno;
+ return result;
+}
+#endif
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