diff options
Diffstat (limited to 'contrail-keystone-auth/hooks/charmhelpers/core/kernel_factory/centos.py')
-rw-r--r-- | contrail-keystone-auth/hooks/charmhelpers/core/kernel_factory/centos.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/contrail-keystone-auth/hooks/charmhelpers/core/kernel_factory/centos.py b/contrail-keystone-auth/hooks/charmhelpers/core/kernel_factory/centos.py new file mode 100644 index 0000000..1c402c1 --- /dev/null +++ b/contrail-keystone-auth/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]) |