def _quotas(cls, request, pool):
new_quota_state = cls._validate_new_quota_state(request)
# If no change from current pool quota state then do nothing
current_state = "Enabled"
if not pool.quotas_enabled:
current_state = "Disabled"
if new_quota_state == current_state:
return Response()
try:
if new_quota_state == "Enabled":
# Current issue with requiring enable to be executed twice !!!
# As of 4.12.4-1.el7.elrepo.x86_64
# this avoids "ERROR: quota rescan failed: Invalid argument"
# when attempting a rescan.
# Look similar to https://patchwork.kernel.org/patch/9928635/
enable_quota(pool)
enable_quota(pool)
# As of 4.12.4-1.el7.elrepo.x86_64
# The second above enable_quota() call currently initiates a
# rescan so the following is redundant; however this may not
# always be the case so leaving as it will auto skip if a scan
# in in progress anyway.
rescan_quotas(pool)
else:
disable_quota(pool)
except:
e_msg = ("Failed to Enable (and rescan) / Disable Quotas for "
"Pool ({}). Requested quota state "
"was ({}).".format(pool.name, new_quota_state))
handle_exception(Exception(e_msg), request)
return Response(PoolInfoSerializer(pool).data)
def _quotas(cls, request, pool):
new_quota_state = cls._validate_new_quota_state(request)
# If no change from current pool quota state then do nothing
current_state = 'Enabled'
if not pool.quotas_enabled:
current_state = 'Disabled'
if new_quota_state == current_state:
return Response()
try:
if new_quota_state == 'Enabled':
# Current issue with requiring enable to be executed twice !!!
# As of 4.12.4-1.el7.elrepo.x86_64
# this avoids "ERROR: quota rescan failed: Invalid argument"
# when attempting a rescan.
# Look similar to https://patchwork.kernel.org/patch/9928635/
enable_quota(pool)
enable_quota(pool)
# As of 4.12.4-1.el7.elrepo.x86_64
# The second above enable_quota() call currently initiates a
# rescan so the following is redundant; however this may not
# always be the case so leaving as it will auto skip if a scan
# in in progress anyway.
rescan_quotas(pool)
else:
disable_quota(pool)
except:
e_msg = 'Failed to Enable (and rescan) / Disable Quotas for ' \
'Pool ({}). Requested quota state ' \
'was ({}).'.format(pool.name, new_quota_state)
handle_exception(Exception(e_msg), request)
return Response(PoolInfoSerializer(pool).data)