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Support SIGPWR in Fedora and Centos containers.

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Added code to catch SIGPWR for Upstart in Fedora and CentOS
containers as well as for Systemd in Fedora containers.

Signed-off-by: Michael H. Warfield <mhw@WittsEnd.com>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>
This commit is contained in:
Michael H. Warfield 2014-03-22 13:58:35 -04:00 committed by Stéphane Graber
parent f5067ecbcc
commit 779b47fdca
2 changed files with 27 additions and 0 deletions
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12
templates/lxc-centos.in
View File

@ -363,6 +363,18 @@ configure_centos_init()
chroot ${rootfs_path} chkconfig udev-post off
fi
chroot ${rootfs_path} chkconfig network on
if [ -d ${rootfs_path}/etc/init ]
then
# This is to make upstart honor SIGPWR
cat <<EOF >${rootfs_path}/etc/init/power-status-changed.conf
# power-status-changed - shutdown on SIGPWR
#
start on power-status-changed
exec /sbin/shutdown -h now "SIGPWR received"
EOF
fi
}
download_centos()

15
templates/lxc-fedora.in
View File

@ -339,6 +339,19 @@ configure_fedora_init()
sed -i 's/^.*dev.pts.*$/#\0/' ${rootfs_path}/etc/rc.d/rc.sysinit
chroot ${rootfs_path} chkconfig udev-post off
chroot ${rootfs_path} chkconfig network on
if [ -d ${rootfs_path}/etc/init ]
then
# This is to make upstart honor SIGPWR. Should do no harm
# on systemd systems and some systems may have both.
cat <<EOF >${rootfs_path}/etc/init/power-status-changed.conf
# power-status-changed - shutdown on SIGPWR
#
start on power-status-changed
exec /sbin/shutdown -h now "SIGPWR received"
EOF
fi
}
configure_fedora_systemd()
@ -348,6 +361,8 @@ configure_fedora_systemd()
chroot ${rootfs_path} ln -s /dev/null /etc/systemd/system/udev.service
chroot ${rootfs_path} ln -s /dev/null /etc/systemd/system/systemd-journald.service
chroot ${rootfs_path} ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target
# Make systemd honor SIGPWR
chroot ${rootfs_path} ln -s /usr/lib/systemd/system/halt.target /etc/systemd/system/
#dependency on a device unit fails it specially that we disabled udev
# sed -i 's/After=dev-%i.device/After=/' ${rootfs_path}/lib/systemd/system/getty\@.service
#