def create(self):
if exists(self.root):
raise Exception(s("Cannot create snapshot: path exists: ${self.root}"))
sudo(s("btrfs subvolume snapshot ${self.tpl} ${self.root}"))
os.makedirs(s("/var/lib/lxc/${self.name}/"))
with open(s("/var/lib/lxc/${self.name}/config"), 'w') as fd:
data = s(TPL)
fd.write(data)
if self.cpus:
strcpus = ",".join(map(lambda x: str(x), self.cpus))
fd.write("lxc.cgroup.cpuset.cpus = %s\n" % strcpus)
def unfreeze(self):
sudo(s("lxc-unfreeze -n ${self.name}"))
def freeze(self):
sudo(s("lxc-freeze -n ${self.name}"))
def start(self):
#if self.started:
# return
sudo(s("lxc-start -n ${self.name} -d"))
def destroy(self):
self.stop(t=1)
sudo_(s("lxc-destroy -n ${self.name} -f"))
if exists(self.root):
sudo(s("btrfs subvolume delete ${self.root}"))
sudo_(s("rm -rf ${self.root}"))