From 6e3cc00f4882edbabea75945308f8ae7c353bf82 Mon Sep 17 00:00:00 2001
From: Will Woods <wwoods@redhat.com>
Date: Tue, 6 Mar 2012 18:25:25 -0500
Subject: [PATCH] add initqueue --env and "online" hook
The "online" hook runs whenever a network interface comes online (that
is, once it's actually up and configured).
The initqueue --env argument is used to set "$netif" to the name of the
newly-online network interface.
---
dracut-functions.sh | 2 +-
modules.d/40network/net-genrules.sh | 24 +++++++++---------------
modules.d/99base/initqueue.sh | 15 +++++++--------
3 files changed, 17 insertions(+), 24 deletions(-)
diff --git a/dracut-functions.sh b/dracut-functions.sh
index 05c1d3a..f4ccf53 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -35,7 +35,7 @@ fi
# export standard hookdirs
[[ $hookdirs ]] || {
hookdirs="cmdline pre-udev pre-trigger netroot "
- hookdirs+="initqueue initqueue/settled initqueue/finished initqueue/timeout "
+ hookdirs+="initqueue initqueue/settled initqueue/online initqueue/finished initqueue/timeout "
hookdirs+="pre-mount pre-pivot mount "
hookdirs+="emergency shutdown-emergency shutdown cleanup "
export hookdirs
diff --git a/modules.d/40network/net-genrules.sh b/modules.d/40network/net-genrules.sh
index 6c46d9a..84fd3ac 100755
--- a/modules.d/40network/net-genrules.sh
+++ b/modules.d/40network/net-genrules.sh
@@ -31,33 +31,27 @@ fix_bootif() {
IFACES=${bondslaves%% *}
fi
+ ifup='/sbin/ifup $env{INTERFACE}'
+ [ -z "$netroot" ] && ifup="$ifup -m"
+
# BOOTIF says everything, use only that one
BOOTIF=$(getarg 'BOOTIF=')
if [ -n "$BOOTIF" ] ; then
BOOTIF=$(fix_bootif "$BOOTIF")
- if [ -n "$netroot" ]; then
- printf 'ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="%s", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE}"\n' "$BOOTIF"
- else
- printf 'ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="%s", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE} -m"\n' "$BOOTIF"
- fi
+ printf 'ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="%s", RUN+="%s"\n' "$BOOTIF" "/sbin/initqueue --onetime $ifup"
# If we have to handle multiple interfaces, handle only them.
elif [ -n "$IFACES" ] ; then
for iface in $IFACES ; do
- if [ -n "$netroot" ]; then
- printf 'SUBSYSTEM=="net", ENV{INTERFACE}=="%s", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE}"\n' "$iface"
- else
- printf 'SUBSYSTEM=="net", ENV{INTERFACE}=="%s", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE} -m"\n' "$iface"
- fi
+ printf 'SUBSYSTEM=="net", ENV{INTERFACE}=="%s", RUN+="%s"\n' "$iface" "/sbin/initqueue --onetime $ifup"
done
# Default: We don't know the interface to use, handle all
else
- if [ -n "$netroot" ]; then
- printf 'SUBSYSTEM=="net", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE}"\n'
- else
- printf 'SUBSYSTEM=="net", OPTIONS+="event_timeout=360", RUN+="/sbin/initqueue --onetime /sbin/ifup $env{INTERFACE} -m"\n'
- fi
+ printf 'SUBSYSTEM=="net", RUN+="%s"\n' "/sbin/initqueue --onetime $ifup"
fi
+ # Run the "online" hook
+ printf 'SUBSYSTEM=="net", ACTION=="online", RUN+="/sbin/initqueue --onetime --env netif=$env{INTERFACE} source_hook initqueue/online"\n'
+
} > /etc/udev/rules.d/60-net.rules
diff --git a/modules.d/99base/initqueue.sh b/modules.d/99base/initqueue.sh
index 2c06a0b..3387e88 100755
--- a/modules.d/99base/initqueue.sh
+++ b/modules.d/99base/initqueue.sh
@@ -25,6 +25,8 @@ while [ $# -gt 0 ]; do
unique="yes";;
--name)
name="$2";shift;;
+ --env)
+ env="$2"; shift;;
*)
break;;
esac
@@ -43,14 +45,11 @@ shift
[ -x "$exe" ] || exe=$(command -v $exe)
-if [ -n "$onetime" ]; then
- {
- echo '[ -e "$job" ] && rm "$job"'
- echo "$exe $@"
- } > "/tmp/$$-${job}.sh"
-else
- echo "$exe $@" > "/tmp/$$-${job}.sh"
-fi
+{
+ [ -n "$onetime" ] && echo '[ -e "$job" ] && rm "$job"'
+ [ -n "$env" ] && echo "$env"
+ echo "$exe $@"
+} > "/tmp/$$-${job}.sh"
mv -f "/tmp/$$-${job}.sh" "$hookdir/initqueue${qname}/${job}.sh"
[ -z "$qname" ] && >> $hookdir/initqueue/work