def load_cache(device: Device, shortcut: bool = False):
output = TestRun.executor.run(
load_cmd(cache_dev=device.system_path, shortcut=shortcut))
if output.exit_code != 0:
raise Exception(
f"Failed to load cache. stdout: {output.stdout} \n stderr :{output.stderr}")
return Cache(device.system_path)
def load_cache(device: Device, shortcut: bool = False):
output = TestRun.executor.run(
load_cmd(cache_dev=device.system_path, shortcut=shortcut))
if output.exit_code != 0:
raise CmdException("Failed to load cache.", output)
return Cache(device)
def start_cache(cache_dev: Device,
cache_mode: CacheMode = None,
cache_line_size: CacheLineSize = None,
cache_id: int = None,
force: bool = False,
load: bool = False,
shortcut: bool = False,
kernel_params: KernelParameters = KernelParameters()):
if kernel_params != KernelParameters.read_current_settings():
reload_kernel_module("cas_cache",
kernel_params.get_parameter_dictionary())
_cache_line_size = None if cache_line_size is None else str(
int(cache_line_size.value.get_value(Unit.KibiByte)))
_cache_id = None if cache_id is None else str(cache_id)
_cache_mode = None if cache_mode is None else cache_mode.name.lower()
output = TestRun.executor.run(
start_cmd(cache_dev=cache_dev.path,
cache_mode=_cache_mode,
cache_line_size=_cache_line_size,
cache_id=_cache_id,
force=force,
load=load,
shortcut=shortcut))
if output.exit_code != 0:
raise CmdException("Failed to start cache.", output)
return Cache(cache_dev)
def get_caches(): # This method does not return inactive or detached CAS devices
from api.cas.cache import Cache
caches_list = []
lines = casadm.list_caches(OutputFormat.csv).stdout.split('\n')
for line in lines:
args = line.split(',')
if args[0] == "cache":
current_cache = Cache(Device(args[2]))
caches_list.append(current_cache)
return caches_list
def start_cache(cache_dev: Device, cache_mode: CacheMode = None,
cache_line_size: CacheLineSize = None, cache_id: int = None,
force: bool = False, load: bool = False, shortcut: bool = False):
_cache_line_size = None if cache_line_size is None else str(
CacheLineSize.get_value(Unit.KibiByte))
_cache_id = None if cache_id is None else str(cache_id)
_cache_mode = None if cache_mode is None else cache_mode.name.lower()
output = TestRun.executor.run(start_cmd(
cache_dev=cache_dev.system_path, cache_mode=_cache_mode, cache_line_size=_cache_line_size,
cache_id=_cache_id, force=force, load=load, shortcut=shortcut))
if output.exit_code != 0:
raise CmdException("Failed to start cache.", output)
return Cache(cache_dev.system_path)
def standby_init(cache_dev: Device,
cache_id: int,
cache_line_size: CacheLineSize,
force: bool = False,
shortcut: bool = False,
kernel_params: KernelParameters = KernelParameters()):
if kernel_params != KernelParameters.read_current_settings():
reload_kernel_module("cas_cache",
kernel_params.get_parameter_dictionary())
output = TestRun.executor.run(
standby_init_cmd(
cache_dev=cache_dev.path,
cache_id=str(cache_id),
cache_line_size=str(cache_line_size),
force=force,
shortcut=shortcut,
))
if output.exit_code != 0:
raise CmdException("Failed to init standby cache.", output)
return Cache(cache_dev)
def standby_load(cache_dev: Device, shortcut: bool = False):
output = TestRun.executor.run(
standby_load_cmd(cache_dev=cache_dev.path, shortcut=shortcut))
if output.exit_code != 0:
raise CmdException("Failed to load standby cache.", output)
return Cache(cache_dev)