X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=appliance%2Finit;h=d7fe24e5f67b7b71284361a767b2a89ab5664fb5;hp=6aeea0c3ab691f7bd03c0dd856d75b50d44fee6b;hb=0c1d3c02a8147617ee0646e37d011235abdd2c22;hpb=5c1346dae72064f7fd9c2afe5517afc6f050cd9a diff --git a/appliance/init b/appliance/init index 6aeea0c..d7fe24e 100755 --- a/appliance/init +++ b/appliance/init @@ -7,6 +7,7 @@ export PATH mkdir -p /sysroot +rm -f /proc; mkdir /proc mount -t proc /proc /proc mount -t sysfs /sys /sys @@ -67,11 +68,13 @@ lvm vgchange -ay --ignorelockingfailure for f in /sys/block/vd*/queue/rotational; do echo 1 > $f; done # http://kbase.redhat.com/faq/docs/DOC-5428 -for f in /sys/block/[hsv]d*/queue/scheduler; do echo noop > $f; done +# Disabled this until https://bugzilla.redhat.com/show_bug.cgi?id=630583 +# is fixed (broken in Linux 2.6.36). +#for f in /sys/block/[hsv]d*/queue/scheduler; do echo noop > $f; done # These are useful when debugging. if grep -sq guestfs_verbose=1 /proc/cmdline; then - ls -l /dev + ls -lR /dev cat /proc/mounts lvm pvs lvm vgs @@ -88,27 +91,30 @@ if grep -sq guestfs_verbose=1 /proc/cmdline; then fi if ! grep -sq guestfs_rescue=1 /proc/cmdline; then - exec guestfsd -f + # The host will kill qemu abruptly if guestfsd shuts down normally + guestfsd -f + + # Otherwise we try to clean up gracefully. For example, this ensures that a + # core dump generated by the guest daemon will be written to disk. +else + # Use appliance in rescue mode, also used by the virt-rescue command. + eval $(grep -Eo 'TERM=[^[:space:]]+' /proc/cmdline) + PS1='> ' + export TERM PS1 + echo + echo "------------------------------------------------------------" + echo + echo "Welcome to virt-rescue, the libguestfs rescue shell." + echo + echo "Note: The contents of / are the rescue appliance." + echo "You have to mount the guest's partitions under /sysroot" + echo "before you can examine them." + echo + bash -i + echo + echo "virt-rescue: Syncing the disk now before exiting ..." + echo fi -# Use appliance in rescue mode, also used by the virt-rescue command. -eval $(grep -Eo 'TERM=[^[:space:]]+' /proc/cmdline) -PS1='> ' -export TERM PS1 -echo -echo "------------------------------------------------------------" -echo -echo "Welcome to virt-rescue, the libguestfs rescue shell." -echo -echo "Note: The contents of / are the rescue appliance." -echo "You have to mount the guest's partitions under /sysroot" -echo "before you can examine them." -echo -bash -i -echo -echo "virt-rescue: Syncing the disk now before exiting ..." -echo "(Don't worry if you see a 'Kernel panic' message below)" -echo -sync -sleep 1 sync +/sbin/reboot -f