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import dhcp-4.3.6-40.el8

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CentOS Sources 2020-04-28 05:34:21 -04:00 committed by Andrew Lukoshko
parent 88ebd9ee29
commit a8ad87039c
4 changed files with 223 additions and 21 deletions
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85
SOURCES/dhcp-bind-9.11.patch Normal file
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@ -0,0 +1,85 @@
From ffb24c0bbd4d6f2b4718a1a8f4f2da237cc6ed66 Mon Sep 17 00:00:00 2001
From: Thomas Markwalder <tmark@isc.org>
Date: Fri, 14 Sep 2018 13:41:41 -0400
Subject: [PATCH] [master] Added includes of new BIND9 compatibility headers,
updated util/bind.sh
Merges in rt48072.
(cherry picked from commit 8194daabfd590f17825f0c61e9534bee5c99cc86)
---
includes/omapip/isclib.h | 3 +++
includes/omapip/result.h | 1 +
server/dhcpv6.c | 13 +++++++++----
3 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/includes/omapip/isclib.h b/includes/omapip/isclib.h
index e2963089..fa5d9ad3 100644
--- a/includes/omapip/isclib.h
+++ b/includes/omapip/isclib.h
@@ -48,6 +48,9 @@
#include <string.h>
#include <netdb.h>
+#include <isc/boolean.h>
+#include <isc/int.h>
+
#include <isc/buffer.h>
#include <isc/lex.h>
#include <isc/lib.h>
diff --git a/includes/omapip/result.h b/includes/omapip/result.h
index ae5f7d6a..9c1fab23 100644
--- a/includes/omapip/result.h
+++ b/includes/omapip/result.h
@@ -26,6 +26,7 @@
#ifndef DHCP_RESULT_H
#define DHCP_RESULT_H 1
+#include <isc/boolean.h>
#include <isc/lang.h>
#include <isc/resultclass.h>
#include <isc/types.h>
diff --git a/server/dhcpv6.c b/server/dhcpv6.c
index 74487667..1a6ff241 100644
--- a/server/dhcpv6.c
+++ b/server/dhcpv6.c
@@ -1003,7 +1003,8 @@ void check_pool6_threshold(struct reply_state *reply,
shared_name,
inet_ntop(AF_INET6, &lease->addr,
tmp_addr, sizeof(tmp_addr)),
- used, count);
+ (long long unsigned)(used),
+ (long long unsigned)(count));
}
return;
}
@@ -1035,7 +1036,8 @@ void check_pool6_threshold(struct reply_state *reply,
"address: %s; high threshold %d%% %llu/%llu.",
shared_name,
inet_ntop(AF_INET6, &lease->addr, tmp_addr, sizeof(tmp_addr)),
- poolhigh, used, count);
+ poolhigh, (long long unsigned)(used),
+ (long long unsigned)(count));
/* handle the low threshold now, if we don't
* have one we default to 0. */
@@ -1383,12 +1385,15 @@ pick_v6_address(struct reply_state *reply)
log_debug("Unable to pick client address: "
"no addresses available - shared network %s: "
" 2^64-1 < total, %llu active, %llu abandoned",
- shared_name, active - abandoned, abandoned);
+ shared_name, (long long unsigned)(active - abandoned),
+ (long long unsigned)(abandoned));
} else {
log_debug("Unable to pick client address: "
"no addresses available - shared network %s: "
"%llu total, %llu active, %llu abandoned",
- shared_name, total, active - abandoned, abandoned);
+ shared_name, (long long unsigned)(total),
+ (long long unsigned)(active - abandoned),
+ (long long unsigned)(abandoned));
}
return ISC_R_NORESOURCES;
--
2.14.5

93
SOURCES/dhcp-detect-system-time-jumps.patch Normal file
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@ -0,0 +1,93 @@
From 41c6032ace65119e6a400365f7e90283c930afd4 Mon Sep 17 00:00:00 2001
From: Pavel Zhukov <pzhukov@redhat.com>
Date: Tue, 22 Oct 2019 16:23:01 +0200
Subject: [PATCH 24/26] Detect system time changes
Cc: pzhukov@redhat.com
---
client/dhclient.c | 6 ++++++
common/dispatch.c | 11 ++++++++++-
includes/dhcpd.h | 3 ++-
server/dhcpd.c | 6 ++++++
4 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/client/dhclient.c b/client/dhclient.c
index 9b65438..44d508a 100644
--- a/client/dhclient.c
+++ b/client/dhclient.c
@@ -5408,6 +5408,12 @@ isc_result_t dhcp_set_control_state (control_object_state_t oldstate,
case server_awaken:
state_reboot (client);
break;
+
+ case server_time_changed:
+ if (client->active){
+ state_reboot (client);
+ }
+ break;
}
}
}
diff --git a/common/dispatch.c b/common/dispatch.c
index d7fe200..8a24499 100644
--- a/common/dispatch.c
+++ b/common/dispatch.c
@@ -118,7 +118,6 @@ dispatch(void)
* signal. It will return ISC_R_RELOAD in that
* case. That is a normal behavior.
*/
-
if (status == ISC_R_RELOAD) {
/*
* dhcp_set_control_state() will do the job.
@@ -129,6 +128,16 @@ dispatch(void)
if (status == ISC_R_SUCCESS)
status = ISC_R_RELOAD;
}
+
+
+ if (status == ISC_R_TIMESHIFTED){
+ status = dhcp_set_control_state(server_time_changed,
+ server_time_changed);
+ status = ISC_R_RELOAD;
+ log_info ("System time has been changed. Unable to use existing leases. Restarting");
+ // do nothing, restart context
+ };
+
} while (status == ISC_R_RELOAD);
log_fatal ("Dispatch routine failed: %s -- exiting",
diff --git a/includes/dhcpd.h b/includes/dhcpd.h
index 635c510..ec6c227 100644
--- a/includes/dhcpd.h
+++ b/includes/dhcpd.h
@@ -524,7 +524,8 @@ typedef enum {
server_running = 1,
server_shutdown = 2,
server_hibernate = 3,
- server_awaken = 4
+ server_awaken = 4,
+ server_time_changed = 5
} control_object_state_t;
typedef struct {
diff --git a/server/dhcpd.c b/server/dhcpd.c
index 530a923..4aef16b 100644
--- a/server/dhcpd.c
+++ b/server/dhcpd.c
@@ -1767,6 +1767,12 @@ isc_result_t dhcp_set_control_state (control_object_state_t oldstate,
{
struct timeval tv;
+ if (newstate == server_time_changed){
+ log_error ("System time has been changed. Leases information unreliable!");
+ return ISC_R_SUCCESS;
+ }
+
+
if (newstate != server_shutdown)
return DHCP_R_INVALIDARG;
/* Re-entry. */
--
2.14.5

37
SOURCES/dhcp-replay_file_limit.patch
View File

@ -1,5 +1,5 @@
diff --git a/server/confpars.c b/server/confpars.c
index d79489b..c20d618 100644
index d79489b..2b1e393 100644
--- a/server/confpars.c
+++ b/server/confpars.c
@@ -134,6 +134,11 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
@ -7,39 +7,38 @@ index d79489b..c20d618 100644
cfile = (struct parse *)0;
#if defined (TRACING)
+ // No need to dmalloc huge memory region if we're not going to re-play
+ if (!trace_playback()){
+ if (!trace_record()){
+ status = new_parse(&cfile, file, NULL, 0, filename, 0);
+ goto noreplay;
+ };
flen = lseek (file, (off_t)0, SEEK_END);
if (flen < 0) {
boom:
@@ -174,6 +179,7 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
@@ -165,7 +170,6 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
if (result != ulen)
log_fatal ("%s: short read of %d bytes instead of %d.",
filename, ulen, result);
- close (file);
memfile:
/* If we're recording, write out the filename and file contents. */
if (trace_record ())
@@ -174,6 +178,9 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
#else
status = new_parse(&cfile, file, NULL, 0, filename, 0);
#endif
+ noreplay:
+ if (!trace_playback())
+ close (file);
if (status != ISC_R_SUCCESS || cfile == NULL)
return status;
diff --git a/server/confpars.c b/server/confpars.c
index 3aecd05..5be4ab1 100644
--- a/server/confpars.c
+++ b/server/confpars.c
@@ -176,6 +176,7 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
if (trace_record ())
trace_write_packet (ttype, ulen + tflen + 1, dbuf, MDL);
status = new_parse(&cfile, -1, fbuf, ulen, filename, 0); /* XXX */
+ dfree(dbuf, MDL);
#else
status = new_parse(&cfile, file, NULL, 0, filename, 0);
#endif
@@ -188,9 +189,6 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
else
@@ -183,7 +190,8 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
status = conf_file_subparse (cfile, group, group_type);
end_parse (&cfile);
-#if defined (TRACING)
#if defined (TRACING)
- dfree (dbuf, MDL);
-#endif
+ if (trace_record())
+ dfree (dbuf, MDL);
#endif
return status;
}

29
SPECS/dhcp.spec
View File

@ -16,7 +16,7 @@
Summary: Dynamic host configuration protocol software
Name: dhcp
Version: 4.3.6
Release: 34%{?dist}
Release: 40%{?dist}
# NEVER CHANGE THE EPOCH on this package. The previous maintainer (prior to
# 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.
@ -81,6 +81,8 @@ Patch44: dhcp-replay_file_limit.patch
Patch45: dhcp-4.2.5-expiry_before_renewal_v2.patch
Patch46: dhcp-dhclient_ipv6_prefix.patch
Patch47: dhcp-isc_heap_delete.patch
Patch48: dhcp-bind-9.11.patch
Patch49: dhcp-detect-system-time-jumps.patch
BuildRequires: autoconf
BuildRequires: automake
@ -90,7 +92,7 @@ BuildRequires: openldap-devel
BuildRequires: krb5-devel
BuildRequires: libcap-ng-devel
# https://fedorahosted.org/fpc/ticket/502#comment:3
BuildRequires: bind-export-devel
BuildRequires: bind-export-devel >= 9.11.11
BuildRequires: systemd systemd-devel
# dhcp-sd_notify.patch
BuildRequires: pkgconfig(libsystemd)
@ -351,6 +353,11 @@ rm bind/bind.tar.gz
# https://bugzilla.redhat.com/show_bug.cgi?id=1704672
%patch47 -p1 -b .heap-delete
## https://bugzilla.redhat.com/show_bug.cgi?id=1762796
%patch48 -p1 -b .isc-types
%patch49 -p1 -b .time-change
# Update paths in all man pages
for page in client/dhclient.conf.5 client/dhclient.leases.5 \
client/dhclient-script.8 client/dhclient.8 ; do
@ -687,6 +694,24 @@ done
%endif
%changelog
* Tue Nov 26 2019 Petr Menšík <pemensik@redhat.com> - 12:4.3.6-40
- Rebuild with bind-9.11.13 again
* Tue Nov 26 2019 Pavel Zhukov <pzhukov@redhat.com> - 12:4.3.6-39
- Resolves: #1757475 - Close replay files properly
* Mon Nov 25 2019 Petr Menšík <pemensik@redhat.com> - 12:4.3.6-38
- Rebuild with bind-9.11.13
* Wed Nov 20 2019 Pavel Zhukov <pzhukov@redhat.com> - 12:4.3.6-36
- Resolves: #1729211 - detect system time changes with monotonic timer
* Tue Nov 19 2019 Pavel Zhukov <pzhukov@redhat.com> - 12:4.3.6-36
- Resolves: #1757475 - fix FD leak in nonreplay mode
* Tue Oct 22 2019 Pavel Zhukov <pzhukov@redhat.com> - 12:4.3.6-35
- Rebuild with bind-9.11
* Mon May 13 2019 Pavel Zhukov <pzhukov@redhat.com> - 12:4.3.6-34
- Resolves: #1704672 - Fix crash caused by bind rebase