def _test_extend_fs_volume(self, storage_class_name, fs_type):
# Create PVC
pvc_name = 'pvc-extend-fs'
KubeUtils.create_pvc_and_wait_to_bound(self,
pvc_name,
storage_class_name,
access_modes=['ReadWriteMany'])
# Create Pod
pod_name = 'extend-fs-consumer'
pod = KubeUtils.get_fs_consumer_pod_template(pod_name, pvc_name)
KubeUtils.create_pod(pod)
self.addCleanup(lambda: KubeUtils.delete_pod_and_wait(pod_name))
KubeUtils.wait_for_pod_to_be_running(pod_name)
# Edit the PVC to increase the volume capacity
new_size = '5Gi'
pvc_patch = {
'spec': {
'resources': {
'requests': {
'storage': new_size
}
},
}
}
logger.info("Extending Volume {}".format(pvc_name))
KubeUtils.patch_pvc(pvc_name, pvc_patch)
# verify kuberentes object updated
KubeUtils.wait_for_pvc_to_extend(pvc_name, new_size)
# wait for NVMesh Volume to show the updated size
nvmesh_vol_name = KubeUtils.get_nvmesh_vol_name_from_pvc_name(pvc_name)
size_5_gib_in_bytes = 5368709120
NVMeshUtils.wait_for_nvmesh_vol_properties(
nvmesh_vol_name, {'capacity': size_5_gib_in_bytes},
self,
attempts=15)
# check block device size in container (using lsblk)
KubeUtils.wait_for_block_device_resize(self, pod_name, nvmesh_vol_name,
'5G')
# check file system size inside the container (using df -h)
expected_size = '4.9G' if fs_type == FSType.EXT4 else '5.0G'
self._wait_for_file_system_resize(pod_name, expected_size)
def test_block_volume_extend(self):
# Create PVC
pvc_name = 'pvc-extend-block'
KubeUtils.create_pvc_and_wait_to_bound(self,
pvc_name,
'nvmesh-raid10',
volumeMode='Block',
access_modes=['ReadWriteMany'])
# Create Pod
pod_name = 'extend-block-consumer'
pod = KubeUtils.get_block_consumer_pod_template(pod_name, pvc_name)
KubeUtils.create_pod(pod)
self.addCleanup(lambda: KubeUtils.delete_pod_and_wait(pod_name))
KubeUtils.wait_for_pod_to_be_running(pod_name)
# Edit the PVC to increase the volume capacity
new_size = '5Gi'
pvc_patch = {
'spec': {
'resources': {
'requests': {
'storage': new_size
}
},
}
}
logger.info("Extending Volume {}".format(pvc_name))
KubeUtils.patch_pvc(pvc_name, pvc_patch)
# verify kuberentes object updated
KubeUtils.wait_for_pvc_to_extend(pvc_name, new_size)
# wait for NVMesh Volume to show the updated size
nvmesh_vol_name = KubeUtils.get_nvmesh_vol_name_from_pvc_name(pvc_name)
size_5_gib_in_bytes = 5368709120
NVMeshUtils.wait_for_nvmesh_vol_properties(
nvmesh_vol_name, {'capacity': size_5_gib_in_bytes},
self,
attempts=15)
# check block device size in container (using lsblk)
KubeUtils.wait_for_block_device_resize(self, pod_name, nvmesh_vol_name,
'5G')
