From 711967ae9639095ce41500bb0e6f80c8b80fab95 Mon Sep 17 00:00:00 2001 From: Stuart Mackie Date: Tue, 25 Jul 2017 10:37:57 -0700 Subject: Contrail charms Change-Id: I2d259d03f63fce38348b8384e26ac23e3fce44a8 Signed-off-by: Stuart Mackie --- .../hooks/charmhelpers/core/kernel_factory/centos.py | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 contrail-openstack/hooks/charmhelpers/core/kernel_factory/centos.py (limited to 'contrail-openstack/hooks/charmhelpers/core/kernel_factory/centos.py') diff --git a/contrail-openstack/hooks/charmhelpers/core/kernel_factory/centos.py b/contrail-openstack/hooks/charmhelpers/core/kernel_factory/centos.py new file mode 100644 index 0000000..1c402c1 --- /dev/null +++ b/contrail-openstack/hooks/charmhelpers/core/kernel_factory/centos.py @@ -0,0 +1,17 @@ +import subprocess +import os + + +def persistent_modprobe(module): + """Load a kernel module and configure for auto-load on reboot.""" + if not os.path.exists('/etc/rc.modules'): + open('/etc/rc.modules', 'a') + os.chmod('/etc/rc.modules', 111) + with open('/etc/rc.modules', 'r+') as modules: + if module not in modules.read(): + modules.write('modprobe %s\n' % module) + + +def update_initramfs(version='all'): + """Updates an initramfs image.""" + return subprocess.check_call(["dracut", "-f", version]) -- cgit 1.2.3-korg