def run_test(self):
"""
Start test, Create a cgroup to create snapshot.
"""
modules = utils_cgroup.CgroupModules(self.cgroup_dir)
modules.init(['cpuset'])
self.cgroup = utils_cgroup.Cgroup('cpuset', None)
self.cgroup.initialize(modules)
self.cgroup_index = self.cgroup.mk_cgroup(cgroup=self.cgroup_name)
# Before use the cpu, set it to be enable
if not self.cpu_status:
cpu.online(self.cpu_num)
self.cgroup.set_property("cpuset.cpus",
self.cpu_num,
self.cgroup_index,
check=False)
self.cgroup.set_property("cpuset.mems",
0,
self.cgroup_index,
check=False)
self.td0 = threading.Thread(
target=self.cgroup.cgexec,
args=(self.cgroup_name, "virsh",
"dump %s %s" % (self.vm_name, self.dump_file)))
self.td1 = None
if self.twice_execute:
self.td1 = threading.Thread(
target=self.cgroup.cgexec,
args=(self.cgroup_name, "virsh",
"dump %s %s" % (self.vm_name, self.dump_file1)))
self.td1.start()
self.td0.start()
def recover(self, params=None):
"""
Recover test environment
"""
if self.cpu_status:
cpu.offline(self.cpu_num)
else:
cpu.online(self.cpu_num)
tmp_c_file = params.get("tmp_c_file", "/tmp/test.c")
tmp_exe_file = params.get("tmp_exe_file", "/tmp/test")
if os.path.exists(tmp_c_file):
os.remove(tmp_c_file)
if os.path.exists(tmp_exe_file):
os.remove(tmp_exe_file)
if 'memory_pid' in params:
pid = int(params.get('memory_pid'))
utils_misc.safe_kill(pid, signal.SIGKILL)
process.run("swapon -a", shell=True)
if 'cpu_pid' in params:
pid = int(params.get('cpu_pid'))
utils_misc.safe_kill(pid, signal.SIGKILL)
tmp_sh_file = params.get("tmp_sh_file")
if os.path.exists(tmp_sh_file):
os.remove(tmp_sh_file)
virsh.destroy(self.vm_name)
if len(self.snp_list) < len(self.current_snp_list):
self.diff_snp_list = list(
set(self.current_snp_list) - set(self.snp_list))
for item in self.diff_snp_list:
virsh.snapshot_delete(self.vm_name, item)
remove_machine_cgroup()
def recover(self, params):
"""
Recover test environment
"""
abnormal_type = params.get("abnormal_type")
if self.cpu_status:
cpu.offline(self.cpu_num)
else:
cpu.online(self.cpu_num)
if virsh.domain_exists(self.vm_new_name):
virsh.remove_domain(self.vm_new_name)
if os.path.exists(self.new_image_file):
os.remove(self.new_image_file)
if self.twice_execute:
if virsh.domain_exists(self.vm_new_name1):
virsh.remove_domain(self.vm_new_name1)
if os.path.exists(self.new_image_file1):
os.remove(self.new_image_file1)
if abnormal_type == "memory_lack":
if 'memory_pid' in params:
pid = params.get('memory_pid')
utils_misc.safe_kill(pid, signal.SIGKILL)
process.run("swapon -a", shell=True)
tmp_c_file = params.get("tmp_c_file", "/tmp/test.c")
tmp_exe_file = params.get("tmp_exe_file", "/tmp/test")
if os.path.exists(tmp_c_file):
os.remove(tmp_c_file)
if os.path.exists(tmp_exe_file):
os.remove(tmp_exe_file)
elif abnormal_type in ["disk_lack", ""]:
if self.selinux_enforcing:
utils_selinux.set_status("enforcing")
tmp_file = os.path.join(self.mount_dir, "tmp")
if os.path.exists(tmp_file):
os.remove(tmp_file)
# Sometimes one umount action is not enough
utils_misc.wait_for(
lambda: utils_misc.umount(self.partition, self.mount_dir, self.
fs_type), 120)
if self.iscsi_dev:
self.iscsi_dev.cleanup()
os.rmdir(self.mount_dir)
remove_machine_cgroup()
def run_test(self):
"""
Start test, clone a guest in a cgroup
"""
if virsh.domain_exists(self.vm_new_name):
self.test.cancel("'%s' already exists! Please"
" select another domain name!" % self.vm_new_name)
if os.path.exists(self.new_image_file):
os.remove(self.new_image_file)
modules = utils_cgroup.CgroupModules(self.cgroup_dir)
modules.init(['cpuset'])
self.cgroup = utils_cgroup.Cgroup('cpuset', None)
self.cgroup.initialize(modules)
self.cgroup_index = self.cgroup.mk_cgroup(cgroup=self.cgroup_name)
# Before use the cpu, set it to be enable
if not self.cpu_status:
cpu.online(self.cpu_num)
self.cgroup.set_property("cpuset.cpus",
self.cpu_num,
self.cgroup_index,
check=False)
self.cgroup.set_property("cpuset.mems",
0,
self.cgroup_index,
check=False)
self.td0 = threading.Thread(
target=self.cgroup.cgexec,
args=(self.cgroup_name, "virt-clone",
"-o %s -n %s --force --file %s" %
(self.vm_name, self.vm_new_name, self.new_image_file)))
self.td1 = None
if self.twice_execute:
self.vm_new_name1 = self.vm_new_name + "1"
self.new_image_file1 = self.new_image_file + "1"
self.td1 = threading.Thread(
target=self.cgroup.cgexec,
args=(self.cgroup_name, "virt-clone",
"-o %s -n %s --force --file %s" %
(self.vm_name, self.vm_new_name1, self.new_image_file1)))
self.td1.start()
self.td0.start()
# Wait for virt-clone has been started
time.sleep(30)
def recover(self, params=None):
"""
Recover test environment
"""
if self.cpu_status:
cpu.offline(self.cpu_num)
else:
cpu.online(self.cpu_num)
virsh.destroy(self.vm_name)
if 'cpu_pid' in params:
pid = int(params.get('cpu_pid'))
utils_misc.safe_kill(pid, signal.SIGKILL)
tmp_sh_file = params.get("tmp_sh_file")
if os.path.exists(tmp_sh_file):
os.remove(tmp_sh_file)
if os.path.exists(self.dump_file):
os.remove(self.dump_file)
if os.path.exists(self.dump_file1):
os.remove(self.dump_file1)
remove_machine_cgroup()