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from maasserver.forms import (
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CreatePhysicalBlockDeviceForm,
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FormatBlockDeviceForm,
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UpdatePhysicalBlockDeviceForm,
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UpdateVirtualBlockDeviceForm,
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from maasserver.forms_filesystem import MountFilesystemForm
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from maasserver.models import (
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node, user, operation):
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if node.status not in [NODE_STATUS.READY, NODE_STATUS.ALLOCATED]:
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raise NodeStateViolation(
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"Cannot %s block device because the node is not Ready "
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"Cannot %s block device because the machine is not Ready "
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"or Allocated." % operation)
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if node.status == NODE_STATUS.READY and not user.is_superuser:
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raise PermissionDenied(
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"Cannot %s block device because you don't have the "
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"permissions on a Ready node." % operation)
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"permissions on a Ready machine." % operation)
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class BlockDevicesHandler(OperationsHandler):
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"""Manage block devices on a node."""
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"""Manage block devices on a machine."""
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api_doc_section_name = "Block devices"
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replace = update = delete = None
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fields = DISPLAYED_BLOCKDEVICE_FIELDS
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return ('blockdevices_handler', ["system_id"])
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def read(self, request, system_id):
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"""List all block devices belonging to node.
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"""List all block devices belonging to a machine.
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Returns 404 if the machine is not found.
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def read(self, request, system_id, device_id):
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"""Read block device on node.
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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return BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.VIEW)
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def delete(self, request, system_id, device_id):
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"""Delete block device on node.
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"""Delete block device on a machine.
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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Returns 403 if the user is not allowed to delete the block device.
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Returns 409 if the node is not Ready.
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Returns 409 if the machine is not Ready.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.ADMIN)
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node = device.get_node()
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if node.status != NODE_STATUS.READY:
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raise NodeStateViolation(
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"Cannot delete block device because the node is not Ready.")
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"Cannot delete block device because the machine is not Ready.")
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return rc.DELETED
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def update(self, request, system_id, device_id):
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"""Update block device on node.
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"""Update block device on a machine.
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Fields for physical block device:
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:param name: Name of the block device.
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:param size: Size of the block device. (Only allowed for logical \
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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Returns 403 if the user is not allowed to update the block device.
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Returns 409 if the node is not Ready.
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Returns 409 if the machine is not Ready.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.ADMIN)
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node = device.get_node()
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if node.status != NODE_STATUS.READY:
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raise NodeStateViolation(
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"Cannot update block device because the node is not Ready.")
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"Cannot update block device because the machine is not Ready.")
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if device.type == 'physical':
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form = UpdatePhysicalBlockDeviceForm(
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instance=device, data=request.data)
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@operation(idempotent=True)
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def add_tag(self, request, system_id, device_id):
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"""Add a tag to block device on node.
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"""Add a tag to block device on a machine.
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:param tag: The tag being added.
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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Returns 403 if the user is not allowed to update the block device.
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Returns 409 if the node is not Ready.
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Returns 409 if the machine is not Ready.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.ADMIN)
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node = device.get_node()
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if node.status != NODE_STATUS.READY:
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raise NodeStateViolation(
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"Cannot update block device because the node is not Ready.")
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"Cannot update block device because the machine is not Ready.")
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device.add_tag(get_mandatory_param(request.GET, 'tag'))
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@operation(idempotent=True)
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def remove_tag(self, request, system_id, device_id):
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"""Remove a tag from block device on node.
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"""Remove a tag from block device on a machine.
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:param tag: The tag being removed.
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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Returns 403 if the user is not allowed to update the block device.
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Returns 409 if the node is not Ready.
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Returns 409 if the machine is not Ready.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.ADMIN)
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node = device.get_node()
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if node.status != NODE_STATUS.READY:
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raise NodeStateViolation(
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"Cannot update block device because the node is not Ready.")
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"Cannot update block device because the machine is not Ready.")
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device.remove_tag(get_mandatory_param(request.GET, 'tag'))
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Returns 403 when the user doesn't have the ability to format the \
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Returns 404 if the node or block device is not found.
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Returns 409 if the node is not Ready or Allocated.
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Returns 404 if the machine or block device is not found.
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Returns 409 if the machine is not Ready or Allocated.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.EDIT)
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or part of a filesystem group.
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Returns 403 when the user doesn't have the ability to unformat the \
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Returns 404 if the node or block device is not found.
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Returns 409 if the node is not Ready or Allocated.
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Returns 404 if the machine or block device is not found.
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Returns 409 if the machine is not Ready or Allocated.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.EDIT)
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filesystem = device.get_effective_filesystem()
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if filesystem is None:
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raise MAASAPIBadRequest("Block device is not formatted.")
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if filesystem.mount_point:
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if filesystem.is_mounted:
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raise MAASAPIBadRequest(
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"Filesystem is mounted and cannot be unformatted. Unmount the "
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"filesystem before unformatting the block device.")
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"""Mount the filesystem on block device.
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:param mount_point: Path on the filesystem to mount.
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:param mount_options: Options to pass to mount(8).
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Returns 403 when the user doesn't have the ability to mount the \
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Returns 404 if the node or block device is not found.
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Returns 409 if the node is not Ready or Allocated.
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Returns 404 if the machine or block device is not found.
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Returns 409 if the machine is not Ready or Allocated.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.EDIT)
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Returns 403 when the user doesn't have the ability to unmount the \
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Returns 404 if the node or block device is not found.
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Returns 409 if the node is not Ready or Allocated.
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Returns 404 if the machine or block device is not found.
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Returns 409 if the machine is not Ready or Allocated.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.EDIT)
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filesystem = device.get_effective_filesystem()
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if filesystem is None:
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raise MAASAPIBadRequest("Block device is not formatted.")
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if not filesystem.mount_point:
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if not filesystem.is_mounted:
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raise MAASAPIBadRequest("Filesystem is already unmounted.")
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filesystem.mount_point = None
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filesystem.mount_options = None
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@operation(idempotent=False)
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def set_boot_disk(self, request, system_id, device_id):
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"""Set this block device as the boot disk for the node.
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"""Set this block device as the boot disk for the machine.
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Returns 400 if the block device is a virtual block device.
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Returns 404 if the node or block device is not found.
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Returns 404 if the machine or block device is not found.
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Returns 403 if the user is not allowed to update the block device.
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Returns 409 if the node is not Ready or Allocated.
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Returns 409 if the machine is not Ready or Allocated.
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device = BlockDevice.objects.get_block_device_or_404(
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system_id, device_id, request.user, NODE_PERMISSION.ADMIN)
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node = device.get_node()
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if node.status != NODE_STATUS.READY:
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raise NodeStateViolation(
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"Cannot set as boot disk because the node is not Ready.")
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"Cannot set as boot disk because the machine is not Ready.")
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if not isinstance(device, PhysicalBlockDevice):
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raise MAASAPIBadRequest(
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"Cannot set a %s block device as the boot disk." % device.type)
added
removed
src/maasserver/api/blockdevices.py
