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Fix NM dispatcher script for dhcpd to support arbitrary interface names

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This commit is contained in:
Jiri Popelka 2011-04-27 17:17:31 +02:00
parent 2f1515e529
commit cc2eb946a1
2 changed files with 25 additions and 12 deletions
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32
12-dhcpd
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@ -5,17 +5,27 @@ export LC_ALL=C
# restart dhcpd whenever $1 interface is brought up by NM (rhbz #565921)
if [ "$2" = "up" ]; then
# exit if the service is not configured to be started in the current runlevel
/bin/systemctl is-enabled dhcpd.service || exit 0
# exit if the service is not configured to be started in the current runlevel
/bin/systemctl is-enabled dhcpd.service || exit 0
# exit if dhcpd is not defined to listen on $1
# i.e. if there are interfaces defined in DHCPDARGS and $1 is not among them
if [ -n "${DHCPDARGS}" ] &&
[[ "${DHCPDARGS}" == *eth* ]] &&
[[ "${DHCPDARGS}" != *$1* ]]; then
exit 0
fi
ifaces="" # interfaces defined in DHCPDARGS
net=$(ls /sys/class/net) # all interfaces on system
# restart service
/bin/systemctl restart dhcpd.service || :
if [ -n "${DHCPDARGS}" ]; then
for iface in ${net}; do
for arg in ${DHCPDARGS}; do
[ $arg == $iface ] && ifaces="$ifaces $iface"
done
done
fi
# exit if dhcpd is not defined to listen on $1
# i.e. if there are interfaces defined in DHCPDARGS and $1 is not among them
if [ -n "${ifaces}" ] &&
[[ "${ifaces}" != *$1* ]]; then
exit 0
fi
# restart service
/bin/systemctl restart dhcpd.service || :
fi

5
dhcp.spec
View File

@ -16,7 +16,7 @@
Summary: Dynamic host configuration protocol software
Name: dhcp
Version: 4.2.1
Release: 5.%{patchver}%{?dist}
Release: 6.%{patchver}%{?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.
@ -634,6 +634,9 @@ fi
%attr(0644,root,root) %{_mandir}/man3/omapi.3.gz
%changelog
* Wed Apr 27 2011 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.1-6.P1
- Fix NetworkManager dispatcher script for dhcpd to support arbitrary interface names
* Wed Apr 06 2011 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.1-5.P1
- Better fix for CVE-2011-0997: making domain-name check more lenient (#694005)