mala...@us.ibm.com wrote:
> Hi all,
>
> I am trying to install RHEL5.3 on an iSCSI disk with two paths.
> I booted with "mapth" option but the installer picked up only a single
> path. Is this the expected behavior when I use "iBFT"?
>
> The install went fine on a single path. I was trying to convert the
> single path to multi-path by running "mkinitrd". RHEL was unable to boot
> (panics) with the new "initrd" image. The only difference between the
> old initrd image and the new one is that the old initrd image was using
> iBFT method and the new image was trying to use the values from the
> existing session(s) at "initrd" creation time. For some reason the
> latter method doesn't work. Is this a known bug?
>
> I also tried installing SLES10 and SLES11. I believe they recommend
> installing on a single path and then converting to multipath. I have
> found that SLES11's initrd image can only find one path even after
> including "multipath" support into the initrd image. It creates a
> dm-multipath device with a single path and later converts to
> dm-multipath device with two paths later when it runs scripts in
> /etc/init.d. SLES10's behavior might be same, but I didn't analyse. Does
> anyone know if SLES11's initrd image can find more than one iSCSI path?
>
Yes, I do :-)
I have patched the SUSE initrd to activate all network interfaces which
are configured via ifup in the running system.
You'd need the attached patch to /lib/mkinitrd to achieve this.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
h...@suse.de +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Markus Rex, HRB 16746 (AG Nürnberg)
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diff --git a/scripts/boot-network.sh b/scripts/boot-network.sh
index ac771e0..5c1bfad 100644
--- a/scripts/boot-network.sh
+++ b/scripts/boot-network.sh
@@ -4,7 +4,7 @@
# dhcpcd reqires the af_packet module
#%modules: af_packet $bonding_module
#%udevmodules: $drvlink
-#%if: "$interface" -o "$dhcp" -o "$ip" -o "$nfsaddrs"
+#%if: "$interface" -o "$dhcp" -o "$ip" -o "$nfsaddrs" -o "$drvlink"
#
##### network initialization
##
@@ -148,5 +148,12 @@ elif [ "$nettype" = "static" ]; then
INTERFACE="${ip%%:*}"
fi
echo 'hosts: files dns' > /etc/nsswitch.conf
+elif [ "$nettype" = "ifup" ] ; then
+ for i in /etc/sysconfig/network/ifcfg-* ; do
+ interface=${i##*/ifcfg-}
+ [ -d /sys/class/net/$interface/device ] || continue
+ [ "$interface" = "lo" ] && continue
+ ifup $interface
+ done
fi
diff --git a/scripts/setup-network.sh b/scripts/setup-network.sh
index 031774c..b212f2b 100644
--- a/scripts/setup-network.sh
+++ b/scripts/setup-network.sh
@@ -159,13 +159,17 @@ get_network_module()
echo "$drvlink"
}
-if [ -z "$interface" ] ; then
- for addfeature in $ADDITIONAL_FEATURES; do
- if [ "$addfeature" = "network" ]; then
+for addfeature in $ADDITIONAL_FEATURES; do
+ if [ "$addfeature" = "network" ]; then
+ if [ -z "$interface" ] ; then
interface=default
fi
- done
-fi
+ fi
+ if [ "$addfeature" = "ifup" ] ; then
+ nettype=ifup
+ interface=
+ fi
+done
ip=
interface=${interface#/dev/}
@@ -215,6 +219,21 @@ if [ -n "$interface" ] ; then
fi
fi
+# Copy ifcfg settings
+if [ "$nettype" = "ifup" ] ; then
+ mkdir -p $tmp_mnt/etc/sysconfig
+ cp -rp /etc/sysconfig/network $tmp_mnt/etc/sysconfig
+ for i in /etc/sysconfig/network/ifcfg-*; do
+ interface=${i##*/ifcfg-}
+ if [ -d /sys/class/net/$interface/device ] ; then
+ mod=$(get_network_module $interface)
+ drvlink="$drvlink $mod"
+ verbose "[NETWORK]\t$interface ($nettype)"
+ fi
+ done
+ interface=
+fi
+
# Copy the /etc/resolv.conf when the IP is static
if [ "$interface" -a "$nettype" = "static" -a -f /etc/resolv.conf ] ; then
verbose "[NETWORK]\tUsing /etc/resolv.conf from the system in the initrd"
@@ -236,6 +255,14 @@ mkdir -p $tmp_mnt/var/run
cp_bin /lib/mkinitrd/bin/ipconfig.sh $tmp_mnt/bin/ipconfig
if [ -f /etc/udev/rules.d/70-persistent-net.rules ] ; then
cp /etc/udev/rules.d/70-persistent-net.rules $tmp_mnt/etc/udev/rules.d
+ if [ "$nettype" = "ifup" ] ; then
+ cp /etc/udev/rules.d/77-network.rules $tmp_mnt/etc/udev/rules.d
+ cp_bin /sbin/ifup $tmp_mnt/sbin/ifup
+ cp_bin /bin/awk $tmp_mnt/bin/awk
+ cp_bin /bin/grep $tmp_mnt/bin/grep
+ cp_bin /bin/logger $tmp_mnt/bin/logger
+ cp_bin /bin/touch $tmp_mnt/bin/touch
+ fi
fi
[ "$interface" ] && verbose "[NETWORK]\t$interface ($nettype)"
diff --git a/scripts/setup-prepare.sh b/scripts/setup-prepare.sh
index a4886e2..c6cfe0e 100644
--- a/scripts/setup-prepare.sh
+++ b/scripts/setup-prepare.sh
@@ -1,7 +1,7 @@
#!/bin/bash
#
#%stage: setup
-#%param_f: "Features to be enabled when generating initrd.\nAvailable features are:\niscsi, md, mpath, lvm, lvm2, evms" "\"feature list\"" ADDITIONAL_FEATURES
+#%param_f: "Features to be enabled when generating initrd.\nAvailable features are:\niscsi, md, mpath, lvm, lvm2, ifup" "\"feature list\"" ADDITIONAL_FEATURES
#%param_k: "List of kernel images for which initrd files are created. Defaults to all kernels found in /boot." "\"kernel list\"" kernel_images
#%param_i: "List of file names for the initrd; position have match to \"kernel list\". Defaults to all kernels found in /boot." "\"initrd list\"" initrd_images
#%param_l: "mkinitrd directory. Defaults to /lib/mkinitrd." "\"lib_dir\"" INITRD_PATH
