root / qa / qa_instance.py @ 318bbaa9
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# Copyright (C) 2007, 2011, 2012, 2013 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Instance related QA tests.
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"""
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import operator |
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import os |
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import re |
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from ganeti import utils |
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from ganeti import constants |
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from ganeti import query |
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from ganeti import pathutils |
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import qa_config |
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import qa_utils |
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import qa_error |
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from qa_utils import AssertIn, AssertCommand, AssertEqual |
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from qa_utils import InstanceCheck, INST_DOWN, INST_UP, FIRST_ARG, RETURN_VALUE |
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def _GetDiskStatePath(disk): |
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return "/sys/block/%s/device/state" % disk |
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def _GetGenericAddParameters(inst, disk_template, force_mac=None): |
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params = ["-B"]
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params.append("%s=%s,%s=%s" % (constants.BE_MINMEM,
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qa_config.get(constants.BE_MINMEM), |
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constants.BE_MAXMEM, |
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qa_config.get(constants.BE_MAXMEM))) |
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if disk_template != constants.DT_DISKLESS:
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for idx, size in enumerate(qa_config.get("disk")): |
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params.extend(["--disk", "%s:size=%s" % (idx, size)]) |
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# Set static MAC address if configured
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if force_mac:
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nic0_mac = force_mac |
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else:
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nic0_mac = inst.GetNicMacAddr(0, None) |
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if nic0_mac:
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params.extend(["--net", "0:mac=%s" % nic0_mac]) |
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return params
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def _DiskTest(node, disk_template, fail=False): |
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instance = qa_config.AcquireInstance() |
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try:
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cmd = (["gnt-instance", "add", |
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"--os-type=%s" % qa_config.get("os"), |
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"--disk-template=%s" % disk_template,
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"--node=%s" % node] +
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_GetGenericAddParameters(instance, disk_template)) |
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cmd.append(instance.name) |
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AssertCommand(cmd, fail=fail) |
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if not fail: |
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_CheckSsconfInstanceList(instance.name) |
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instance.SetDiskTemplate(disk_template) |
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return instance
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except:
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instance.Release() |
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raise
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# Handle the case where creation is expected to fail
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assert fail
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instance.Release() |
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return None |
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def _GetInstanceInfo(instance): |
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"""Return information about the actual state of an instance.
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@type instance: string
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@param instance: the instance name
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@return: a dictionary with the following keys:
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- "nodes": instance nodes, a list of strings
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- "volumes": instance volume IDs, a list of strings
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- "drbd-minors": DRBD minors used by the instance, a dictionary where
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keys are nodes, and values are lists of integers (or an empty
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dictionary for non-DRBD instances)
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- "disk-template": instance disk template
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- "storage-type": storage type associated with the instance disk template
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"""
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node_elem = r"([^,()]+)(?:\s+\([^)]+\))?"
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# re_nodelist matches a list of nodes returned by gnt-instance info, e.g.:
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# node1.fqdn
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# node2.fqdn,node3.fqdn
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# node4.fqdn (group mygroup, group UUID 01234567-abcd-0123-4567-0123456789ab)
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# FIXME This works with no more than 2 secondaries
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re_nodelist = re.compile(node_elem + "(?:," + node_elem + ")?$") |
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info = qa_utils.GetObjectInfo(["gnt-instance", "info", instance])[0] |
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nodes = [] |
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for nodeinfo in info["Nodes"]: |
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if "primary" in nodeinfo: |
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nodes.append(nodeinfo["primary"])
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elif "secondaries" in nodeinfo: |
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nodestr = nodeinfo["secondaries"]
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if nodestr:
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m = re_nodelist.match(nodestr) |
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if m:
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nodes.extend(filter(None, m.groups())) |
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else:
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nodes.append(nodestr) |
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disk_template = info["Disk template"]
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if not disk_template: |
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raise qa_error.Error("Can't get instance disk template") |
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storage_type = constants.DISK_TEMPLATES_STORAGE_TYPE[disk_template] |
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re_drbdnode = re.compile(r"^([^\s,]+),\s+minor=([0-9]+)$")
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vols = [] |
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drbd_min = {} |
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for (count, diskinfo) in enumerate(info["Disks"]): |
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(dtype, _) = diskinfo["disk/%s" % count].split(",", 1) |
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if dtype == constants.LD_DRBD8:
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for child in diskinfo["child devices"]: |
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vols.append(child["logical_id"])
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for key in ["nodeA", "nodeB"]: |
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m = re_drbdnode.match(diskinfo[key]) |
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if not m: |
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raise qa_error.Error("Cannot parse DRBD info: %s" % diskinfo[key]) |
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node = m.group(1)
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minor = int(m.group(2)) |
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minorlist = drbd_min.setdefault(node, []) |
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minorlist.append(minor) |
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elif dtype == constants.LD_LV:
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vols.append(diskinfo["logical_id"])
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assert nodes
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assert len(nodes) < 2 or vols |
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return {
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"nodes": nodes,
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"volumes": vols,
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"drbd-minors": drbd_min,
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"disk-template": disk_template,
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"storage-type": storage_type,
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} |
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def _DestroyInstanceVolumes(instance): |
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"""Remove all the LVM volumes of an instance.
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This is used to simulate HW errors (dead nodes, broken disks...); the
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configuration of the instance is not affected.
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@type instance: dictionary
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@param instance: the instance
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"""
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info = _GetInstanceInfo(instance.name) |
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vols = info["volumes"]
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for node in info["nodes"]: |
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AssertCommand(["lvremove", "-f"] + vols, node=node) |
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def _GetInstanceField(instance, field): |
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"""Get the value of a field of an instance.
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@type instance: string
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@param instance: Instance name
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@type field: string
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@param field: Name of the field
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@rtype: string
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"""
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master = qa_config.GetMasterNode() |
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infocmd = utils.ShellQuoteArgs(["gnt-instance", "list", "--no-headers", |
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"--units", "m", "-o", field, instance]) |
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return qa_utils.GetCommandOutput(master.primary, infocmd).strip()
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def _GetBoolInstanceField(instance, field): |
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"""Get the Boolean value of a field of an instance.
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@type instance: string
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@param instance: Instance name
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@type field: string
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@param field: Name of the field
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@rtype: bool
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"""
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info_out = _GetInstanceField(instance, field) |
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if info_out == "Y": |
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return True |
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elif info_out == "N": |
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return False |
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else:
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raise qa_error.Error("Field %s of instance %s has a non-Boolean value:" |
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" %s" % (field, instance, info_out))
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def _GetNumInstanceField(instance, field): |
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"""Get a numeric value of a field of an instance.
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@type instance: string
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@param instance: Instance name
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@type field: string
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@param field: Name of the field
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@rtype: int or float
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"""
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info_out = _GetInstanceField(instance, field) |
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try:
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ret = int(info_out)
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except ValueError: |
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try:
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ret = float(info_out)
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except ValueError: |
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raise qa_error.Error("Field %s of instance %s has a non-numeric value:" |
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" %s" % (field, instance, info_out))
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return ret
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def GetInstanceSpec(instance, spec): |
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"""Return the current spec for the given parameter.
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@type instance: string
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@param instance: Instance name
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@type spec: string
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@param spec: one of the supported parameters: "mem-size", "cpu-count",
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"disk-count", "disk-size", "nic-count"
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@rtype: tuple
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@return: (minspec, maxspec); minspec and maxspec can be different only for
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memory and disk size
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"""
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specmap = { |
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"mem-size": ["be/minmem", "be/maxmem"], |
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"cpu-count": ["vcpus"], |
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"disk-count": ["disk.count"], |
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"disk-size": ["disk.size/ "], |
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"nic-count": ["nic.count"], |
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} |
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# For disks, first we need the number of disks
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if spec == "disk-size": |
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(numdisk, _) = GetInstanceSpec(instance, "disk-count")
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fields = ["disk.size/%s" % k for k in range(0, numdisk)] |
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else:
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assert spec in specmap, "%s not in %s" % (spec, specmap) |
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fields = specmap[spec] |
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values = [_GetNumInstanceField(instance, f) for f in fields] |
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return (min(values), max(values)) |
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def IsFailoverSupported(instance): |
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return instance.disk_template in constants.DTS_MIRRORED |
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def IsMigrationSupported(instance): |
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return instance.disk_template in constants.DTS_MIRRORED |
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def IsDiskReplacingSupported(instance): |
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return instance.disk_template == constants.DT_DRBD8
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def TestInstanceAddWithPlainDisk(nodes, fail=False): |
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"""gnt-instance add -t plain"""
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assert len(nodes) == 1 |
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instance = _DiskTest(nodes[0].primary, constants.DT_PLAIN, fail=fail)
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if not fail: |
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qa_utils.RunInstanceCheck(instance, True)
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return instance
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@InstanceCheck(None, INST_UP, RETURN_VALUE) |
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def TestInstanceAddWithDrbdDisk(nodes): |
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"""gnt-instance add -t drbd"""
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assert len(nodes) == 2 |
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return _DiskTest(":".join(map(operator.attrgetter("primary"), nodes)), |
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constants.DT_DRBD8) |
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@InstanceCheck(None, INST_UP, RETURN_VALUE) |
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def TestInstanceAddFile(nodes): |
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"""gnt-instance add -t file"""
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assert len(nodes) == 1 |
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return _DiskTest(nodes[0].primary, constants.DT_FILE) |
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@InstanceCheck(None, INST_UP, RETURN_VALUE) |
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def TestInstanceAddDiskless(nodes): |
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"""gnt-instance add -t diskless"""
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assert len(nodes) == 1 |
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return _DiskTest(nodes[0].primary, constants.DT_DISKLESS) |
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@InstanceCheck(None, INST_DOWN, FIRST_ARG) |
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def TestInstanceRemove(instance): |
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"""gnt-instance remove"""
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AssertCommand(["gnt-instance", "remove", "-f", instance.name]) |
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@InstanceCheck(INST_DOWN, INST_UP, FIRST_ARG)
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def TestInstanceStartup(instance): |
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"""gnt-instance startup"""
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AssertCommand(["gnt-instance", "startup", instance.name]) |
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@InstanceCheck(INST_UP, INST_DOWN, FIRST_ARG)
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def TestInstanceShutdown(instance): |
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"""gnt-instance shutdown"""
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AssertCommand(["gnt-instance", "shutdown", instance.name]) |
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@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
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def TestInstanceReboot(instance): |
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"""gnt-instance reboot"""
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options = qa_config.get("options", {})
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reboot_types = options.get("reboot-types", constants.REBOOT_TYPES)
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name = instance.name |
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for rtype in reboot_types: |
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AssertCommand(["gnt-instance", "reboot", "--type=%s" % rtype, name]) |
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AssertCommand(["gnt-instance", "shutdown", name]) |
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qa_utils.RunInstanceCheck(instance, False)
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AssertCommand(["gnt-instance", "reboot", name]) |
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master = qa_config.GetMasterNode() |
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cmd = ["gnt-instance", "list", "--no-headers", "-o", "status", name] |
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result_output = qa_utils.GetCommandOutput(master.primary, |
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utils.ShellQuoteArgs(cmd)) |
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AssertEqual(result_output.strip(), constants.INSTST_RUNNING) |
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@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
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def TestInstanceReinstall(instance): |
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"""gnt-instance reinstall"""
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if instance.disk_template == constants.DT_DISKLESS:
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print qa_utils.FormatInfo("Test not supported for diskless instances") |
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return
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AssertCommand(["gnt-instance", "reinstall", "-f", instance.name]) |
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# Test with non-existant OS definition
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AssertCommand(["gnt-instance", "reinstall", "-f", |
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"--os-type=NonExistantOsForQa",
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instance.name], |
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fail=True)
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def _ReadSsconfInstanceList(): |
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"""Reads ssconf_instance_list from the master node.
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"""
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master = qa_config.GetMasterNode() |
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ssconf_path = utils.PathJoin(pathutils.DATA_DIR, |
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"ssconf_%s" % constants.SS_INSTANCE_LIST)
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cmd = ["cat", qa_utils.MakeNodePath(master, ssconf_path)]
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return qa_utils.GetCommandOutput(master.primary,
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utils.ShellQuoteArgs(cmd)).splitlines() |
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def _CheckSsconfInstanceList(instance): |
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"""Checks if a certain instance is in the ssconf instance list.
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@type instance: string
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@param instance: Instance name
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"""
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AssertIn(qa_utils.ResolveInstanceName(instance), |
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_ReadSsconfInstanceList()) |
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@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
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def TestInstanceRenameAndBack(rename_source, rename_target): |
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"""gnt-instance rename
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This must leave the instance with the original name, not the target
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name.
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"""
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_CheckSsconfInstanceList(rename_source) |
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# first do a rename to a different actual name, expecting it to fail
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qa_utils.AddToEtcHosts(["meeeeh-not-exists", rename_target])
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try:
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AssertCommand(["gnt-instance", "rename", rename_source, rename_target], |
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fail=True)
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_CheckSsconfInstanceList(rename_source) |
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finally:
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qa_utils.RemoveFromEtcHosts(["meeeeh-not-exists", rename_target])
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info = _GetInstanceInfo(rename_source) |
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# Check instance volume tags correctly updated. Note that this check is lvm
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# specific, so we skip it for non-lvm-based instances.
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# FIXME: This will need updating when instances will be able to have
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# different disks living on storage pools with etherogeneous storage types.
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# FIXME: This check should be put inside the disk/storage class themselves,
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# rather than explicitly called here.
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if info["storage-type"] == constants.ST_LVM_VG: |
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# In the lvm world we can check for tags on the logical volume
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tags_cmd = ("lvs -o tags --noheadings %s | grep " %
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(" ".join(info["volumes"]), )) |
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else:
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# Other storage types don't have tags, so we use an always failing command,
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# to make sure it never gets executed
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tags_cmd = "false"
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# and now rename instance to rename_target...
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AssertCommand(["gnt-instance", "rename", rename_source, rename_target]) |
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_CheckSsconfInstanceList(rename_target) |
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qa_utils.RunInstanceCheck(rename_source, False)
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qa_utils.RunInstanceCheck(rename_target, False)
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# NOTE: tags might not be the exactly as the instance name, due to
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# charset restrictions; hence the test might be flaky
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if (rename_source != rename_target and |
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info["storage-type"] == constants.ST_LVM_VG):
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for node in info["nodes"]: |
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AssertCommand(tags_cmd + rename_source, node=node, fail=True)
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AssertCommand(tags_cmd + rename_target, node=node, fail=False)
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# and back
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AssertCommand(["gnt-instance", "rename", rename_target, rename_source]) |
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_CheckSsconfInstanceList(rename_source) |
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qa_utils.RunInstanceCheck(rename_target, False)
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if (rename_source != rename_target and |
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info["storage-type"] == constants.ST_LVM_VG):
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for node in info["nodes"]: |
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AssertCommand(tags_cmd + rename_source, node=node, fail=False)
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AssertCommand(tags_cmd + rename_target, node=node, fail=True)
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@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
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def TestInstanceFailover(instance): |
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"""gnt-instance failover"""
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if not IsFailoverSupported(instance): |
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print qa_utils.FormatInfo("Instance doesn't support failover, skipping" |
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" test")
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return
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cmd = ["gnt-instance", "failover", "--force", instance.name] |
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# failover ...
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AssertCommand(cmd) |
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qa_utils.RunInstanceCheck(instance, True)
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# ... and back
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AssertCommand(cmd) |
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@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
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def TestInstanceMigrate(instance, toggle_always_failover=True): |
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"""gnt-instance migrate"""
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if not IsMigrationSupported(instance): |
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print qa_utils.FormatInfo("Instance doesn't support migration, skipping" |
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" test")
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return
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cmd = ["gnt-instance", "migrate", "--force", instance.name] |
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af_par = constants.BE_ALWAYS_FAILOVER |
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af_field = "be/" + constants.BE_ALWAYS_FAILOVER
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af_init_val = _GetBoolInstanceField(instance.name, af_field) |
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# migrate ...
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AssertCommand(cmd) |
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# TODO: Verify the choice between failover and migration
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qa_utils.RunInstanceCheck(instance, True)
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# ... and back (possibly with always_failover toggled)
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if toggle_always_failover:
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AssertCommand(["gnt-instance", "modify", "-B", |
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("%s=%s" % (af_par, not af_init_val)), |
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instance.name]) |
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AssertCommand(cmd) |
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# TODO: Verify the choice between failover and migration
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qa_utils.RunInstanceCheck(instance, True)
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if toggle_always_failover:
|
503 |
AssertCommand(["gnt-instance", "modify", "-B", |
504 |
("%s=%s" % (af_par, af_init_val)), instance.name])
|
505 |
|
506 |
# TODO: Split into multiple tests
|
507 |
AssertCommand(["gnt-instance", "shutdown", instance.name]) |
508 |
qa_utils.RunInstanceCheck(instance, False)
|
509 |
AssertCommand(cmd, fail=True)
|
510 |
AssertCommand(["gnt-instance", "migrate", "--force", "--allow-failover", |
511 |
instance.name]) |
512 |
AssertCommand(["gnt-instance", "start", instance.name]) |
513 |
AssertCommand(cmd) |
514 |
# @InstanceCheck enforces the check that the instance is running
|
515 |
qa_utils.RunInstanceCheck(instance, True)
|
516 |
|
517 |
AssertCommand(["gnt-instance", "modify", "-B", |
518 |
("%s=%s" %
|
519 |
(constants.BE_ALWAYS_FAILOVER, constants.VALUE_TRUE)), |
520 |
instance.name]) |
521 |
|
522 |
AssertCommand(cmd) |
523 |
qa_utils.RunInstanceCheck(instance, True)
|
524 |
# TODO: Verify that a failover has been done instead of a migration
|
525 |
|
526 |
# TODO: Verify whether the default value is restored here (not hardcoded)
|
527 |
AssertCommand(["gnt-instance", "modify", "-B", |
528 |
("%s=%s" %
|
529 |
(constants.BE_ALWAYS_FAILOVER, constants.VALUE_FALSE)), |
530 |
instance.name]) |
531 |
|
532 |
AssertCommand(cmd) |
533 |
qa_utils.RunInstanceCheck(instance, True)
|
534 |
|
535 |
|
536 |
def TestInstanceInfo(instance): |
537 |
"""gnt-instance info"""
|
538 |
AssertCommand(["gnt-instance", "info", instance.name]) |
539 |
|
540 |
|
541 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
542 |
def TestInstanceModify(instance): |
543 |
"""gnt-instance modify"""
|
544 |
default_hv = qa_config.GetDefaultHypervisor() |
545 |
|
546 |
# Assume /sbin/init exists on all systems
|
547 |
test_kernel = "/sbin/init"
|
548 |
test_initrd = test_kernel |
549 |
|
550 |
orig_maxmem = qa_config.get(constants.BE_MAXMEM) |
551 |
orig_minmem = qa_config.get(constants.BE_MINMEM) |
552 |
#orig_bridge = qa_config.get("bridge", "xen-br0")
|
553 |
|
554 |
args = [ |
555 |
["-B", "%s=128" % constants.BE_MINMEM], |
556 |
["-B", "%s=128" % constants.BE_MAXMEM], |
557 |
["-B", "%s=%s,%s=%s" % (constants.BE_MINMEM, orig_minmem, |
558 |
constants.BE_MAXMEM, orig_maxmem)], |
559 |
["-B", "%s=2" % constants.BE_VCPUS], |
560 |
["-B", "%s=1" % constants.BE_VCPUS], |
561 |
["-B", "%s=%s" % (constants.BE_VCPUS, constants.VALUE_DEFAULT)], |
562 |
["-B", "%s=%s" % (constants.BE_ALWAYS_FAILOVER, constants.VALUE_TRUE)], |
563 |
["-B", "%s=%s" % (constants.BE_ALWAYS_FAILOVER, constants.VALUE_DEFAULT)], |
564 |
|
565 |
["-H", "%s=%s" % (constants.HV_KERNEL_PATH, test_kernel)], |
566 |
["-H", "%s=%s" % (constants.HV_KERNEL_PATH, constants.VALUE_DEFAULT)], |
567 |
|
568 |
# TODO: bridge tests
|
569 |
#["--bridge", "xen-br1"],
|
570 |
#["--bridge", orig_bridge],
|
571 |
] |
572 |
|
573 |
if default_hv == constants.HT_XEN_PVM:
|
574 |
args.extend([ |
575 |
["-H", "%s=%s" % (constants.HV_INITRD_PATH, test_initrd)], |
576 |
["-H", "no_%s" % (constants.HV_INITRD_PATH, )], |
577 |
["-H", "%s=%s" % (constants.HV_INITRD_PATH, constants.VALUE_DEFAULT)], |
578 |
]) |
579 |
elif default_hv == constants.HT_XEN_HVM:
|
580 |
args.extend([ |
581 |
["-H", "%s=acn" % constants.HV_BOOT_ORDER], |
582 |
["-H", "%s=%s" % (constants.HV_BOOT_ORDER, constants.VALUE_DEFAULT)], |
583 |
]) |
584 |
|
585 |
for alist in args: |
586 |
AssertCommand(["gnt-instance", "modify"] + alist + [instance.name]) |
587 |
|
588 |
# check no-modify
|
589 |
AssertCommand(["gnt-instance", "modify", instance.name], fail=True) |
590 |
|
591 |
# Marking offline while instance is running must fail...
|
592 |
AssertCommand(["gnt-instance", "modify", "--offline", instance.name], |
593 |
fail=True)
|
594 |
|
595 |
# ...while making it online is ok, and should work
|
596 |
AssertCommand(["gnt-instance", "modify", "--online", instance.name]) |
597 |
|
598 |
|
599 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
600 |
def TestInstanceModifyPrimaryAndBack(instance, currentnode, othernode): |
601 |
"""gnt-instance modify --new-primary
|
602 |
|
603 |
This will leave the instance on its original primary node, not other node.
|
604 |
|
605 |
"""
|
606 |
if instance.disk_template != constants.DT_FILE:
|
607 |
print qa_utils.FormatInfo("Test only supported for the file disk template") |
608 |
return
|
609 |
|
610 |
cluster_name = qa_config.get("name")
|
611 |
|
612 |
name = instance.name |
613 |
current = currentnode.primary |
614 |
other = othernode.primary |
615 |
|
616 |
# FIXME: the qa doesn't have a customizable file storage dir parameter. As
|
617 |
# such for now we use the default.
|
618 |
filestorage = pathutils.DEFAULT_FILE_STORAGE_DIR |
619 |
disk = os.path.join(filestorage, name) |
620 |
|
621 |
AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name], |
622 |
fail=True)
|
623 |
AssertCommand(["gnt-instance", "shutdown", name]) |
624 |
AssertCommand(["scp", "-oGlobalKnownHostsFile=%s" % |
625 |
pathutils.SSH_KNOWN_HOSTS_FILE, |
626 |
"-oCheckHostIp=no", "-oStrictHostKeyChecking=yes", |
627 |
"-oHashKnownHosts=no", "-oHostKeyAlias=%s" % cluster_name, |
628 |
"-r", disk, "%s:%s" % (other, filestorage)]) |
629 |
AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % other, name]) |
630 |
AssertCommand(["gnt-instance", "startup", name]) |
631 |
|
632 |
# and back
|
633 |
AssertCommand(["gnt-instance", "shutdown", name]) |
634 |
AssertCommand(["rm", "-rf", disk], node=other) |
635 |
AssertCommand(["gnt-instance", "modify", "--new-primary=%s" % current, name]) |
636 |
AssertCommand(["gnt-instance", "startup", name]) |
637 |
|
638 |
|
639 |
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
|
640 |
def TestInstanceStoppedModify(instance): |
641 |
"""gnt-instance modify (stopped instance)"""
|
642 |
name = instance.name |
643 |
|
644 |
# Instance was not marked offline; try marking it online once more
|
645 |
AssertCommand(["gnt-instance", "modify", "--online", name]) |
646 |
|
647 |
# Mark instance as offline
|
648 |
AssertCommand(["gnt-instance", "modify", "--offline", name]) |
649 |
|
650 |
# When the instance is offline shutdown should only work with --force,
|
651 |
# while start should never work
|
652 |
AssertCommand(["gnt-instance", "shutdown", name], fail=True) |
653 |
AssertCommand(["gnt-instance", "shutdown", "--force", name]) |
654 |
AssertCommand(["gnt-instance", "start", name], fail=True) |
655 |
AssertCommand(["gnt-instance", "start", "--force", name], fail=True) |
656 |
|
657 |
# Also do offline to offline
|
658 |
AssertCommand(["gnt-instance", "modify", "--offline", name]) |
659 |
|
660 |
# And online again
|
661 |
AssertCommand(["gnt-instance", "modify", "--online", name]) |
662 |
|
663 |
|
664 |
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
|
665 |
def TestInstanceConvertDiskToPlain(instance, inodes): |
666 |
"""gnt-instance modify -t"""
|
667 |
name = instance.name |
668 |
|
669 |
template = instance.disk_template |
670 |
if template != constants.DT_DRBD8:
|
671 |
print qa_utils.FormatInfo("Unsupported template %s, skipping conversion" |
672 |
" test" % template)
|
673 |
return
|
674 |
|
675 |
assert len(inodes) == 2 |
676 |
AssertCommand(["gnt-instance", "modify", "-t", constants.DT_PLAIN, name]) |
677 |
AssertCommand(["gnt-instance", "modify", "-t", constants.DT_DRBD8, |
678 |
"-n", inodes[1].primary, name]) |
679 |
|
680 |
|
681 |
@InstanceCheck(INST_DOWN, INST_DOWN, FIRST_ARG)
|
682 |
def TestInstanceGrowDisk(instance): |
683 |
"""gnt-instance grow-disk"""
|
684 |
if qa_config.GetExclusiveStorage():
|
685 |
print qa_utils.FormatInfo("Test not supported with exclusive_storage") |
686 |
return
|
687 |
|
688 |
if instance.disk_template == constants.DT_DISKLESS:
|
689 |
print qa_utils.FormatInfo("Test not supported for diskless instances") |
690 |
return
|
691 |
|
692 |
name = instance.name |
693 |
all_size = qa_config.get("disk")
|
694 |
all_grow = qa_config.get("disk-growth")
|
695 |
|
696 |
if not all_grow: |
697 |
# missing disk sizes but instance grow disk has been enabled,
|
698 |
# let's set fixed/nomimal growth
|
699 |
all_grow = ["128M" for _ in all_size] |
700 |
|
701 |
for idx, (size, grow) in enumerate(zip(all_size, all_grow)): |
702 |
# succeed in grow by amount
|
703 |
AssertCommand(["gnt-instance", "grow-disk", name, str(idx), grow]) |
704 |
# fail in grow to the old size
|
705 |
AssertCommand(["gnt-instance", "grow-disk", "--absolute", name, str(idx), |
706 |
size], fail=True)
|
707 |
# succeed to grow to old size + 2 * growth
|
708 |
int_size = utils.ParseUnit(size) |
709 |
int_grow = utils.ParseUnit(grow) |
710 |
AssertCommand(["gnt-instance", "grow-disk", "--absolute", name, str(idx), |
711 |
str(int_size + 2 * int_grow)]) |
712 |
|
713 |
|
714 |
def TestInstanceList(): |
715 |
"""gnt-instance list"""
|
716 |
qa_utils.GenericQueryTest("gnt-instance", query.INSTANCE_FIELDS.keys())
|
717 |
|
718 |
|
719 |
def TestInstanceListFields(): |
720 |
"""gnt-instance list-fields"""
|
721 |
qa_utils.GenericQueryFieldsTest("gnt-instance", query.INSTANCE_FIELDS.keys())
|
722 |
|
723 |
|
724 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
725 |
def TestInstanceConsole(instance): |
726 |
"""gnt-instance console"""
|
727 |
AssertCommand(["gnt-instance", "console", "--show-cmd", instance.name]) |
728 |
|
729 |
|
730 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
731 |
def TestReplaceDisks(instance, curr_nodes, other_nodes): |
732 |
"""gnt-instance replace-disks"""
|
733 |
def buildcmd(args): |
734 |
cmd = ["gnt-instance", "replace-disks"] |
735 |
cmd.extend(args) |
736 |
cmd.append(instance.name) |
737 |
return cmd
|
738 |
|
739 |
if not IsDiskReplacingSupported(instance): |
740 |
print qa_utils.FormatInfo("Instance doesn't support disk replacing," |
741 |
" skipping test")
|
742 |
return
|
743 |
|
744 |
# Currently all supported templates have one primary and one secondary node
|
745 |
assert len(curr_nodes) == 2 |
746 |
snode = curr_nodes[1]
|
747 |
assert len(other_nodes) == 1 |
748 |
othernode = other_nodes[0]
|
749 |
|
750 |
options = qa_config.get("options", {})
|
751 |
use_ialloc = options.get("use-iallocators", True) |
752 |
for data in [ |
753 |
["-p"],
|
754 |
["-s"],
|
755 |
# A placeholder; the actual command choice depends on use_ialloc
|
756 |
None,
|
757 |
# Restore the original secondary
|
758 |
["--new-secondary=%s" % snode.primary],
|
759 |
]: |
760 |
if data is None: |
761 |
if use_ialloc:
|
762 |
data = ["-I", constants.DEFAULT_IALLOCATOR_SHORTCUT]
|
763 |
else:
|
764 |
data = ["--new-secondary=%s" % othernode.primary]
|
765 |
AssertCommand(buildcmd(data)) |
766 |
|
767 |
AssertCommand(buildcmd(["-a"]))
|
768 |
AssertCommand(["gnt-instance", "stop", instance.name]) |
769 |
AssertCommand(buildcmd(["-a"]), fail=True) |
770 |
AssertCommand(["gnt-instance", "activate-disks", instance.name]) |
771 |
AssertCommand(["gnt-instance", "activate-disks", "--wait-for-sync", |
772 |
instance.name]) |
773 |
AssertCommand(buildcmd(["-a"]))
|
774 |
AssertCommand(["gnt-instance", "start", instance.name]) |
775 |
|
776 |
|
777 |
def _AssertRecreateDisks(cmdargs, instance, fail=False, check=True, |
778 |
destroy=True):
|
779 |
"""Execute gnt-instance recreate-disks and check the result
|
780 |
|
781 |
@param cmdargs: Arguments (instance name excluded)
|
782 |
@param instance: Instance to operate on
|
783 |
@param fail: True if the command is expected to fail
|
784 |
@param check: If True and fail is False, check that the disks work
|
785 |
@prama destroy: If True, destroy the old disks first
|
786 |
|
787 |
"""
|
788 |
if destroy:
|
789 |
_DestroyInstanceVolumes(instance) |
790 |
AssertCommand((["gnt-instance", "recreate-disks"] + cmdargs + |
791 |
[instance.name]), fail) |
792 |
if not fail and check: |
793 |
# Quick check that the disks are there
|
794 |
AssertCommand(["gnt-instance", "activate-disks", instance.name]) |
795 |
AssertCommand(["gnt-instance", "activate-disks", "--wait-for-sync", |
796 |
instance.name]) |
797 |
AssertCommand(["gnt-instance", "deactivate-disks", instance.name]) |
798 |
|
799 |
|
800 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
801 |
def TestRecreateDisks(instance, inodes, othernodes): |
802 |
"""gnt-instance recreate-disks
|
803 |
|
804 |
@param instance: Instance to work on
|
805 |
@param inodes: List of the current nodes of the instance
|
806 |
@param othernodes: list/tuple of nodes where to temporarily recreate disks
|
807 |
|
808 |
"""
|
809 |
options = qa_config.get("options", {})
|
810 |
use_ialloc = options.get("use-iallocators", True) |
811 |
other_seq = ":".join([n.primary for n in othernodes]) |
812 |
orig_seq = ":".join([n.primary for n in inodes]) |
813 |
# These fail because the instance is running
|
814 |
_AssertRecreateDisks(["-n", other_seq], instance, fail=True, destroy=False) |
815 |
if use_ialloc:
|
816 |
_AssertRecreateDisks(["-I", "hail"], instance, fail=True, destroy=False) |
817 |
else:
|
818 |
_AssertRecreateDisks(["-n", other_seq], instance, fail=True, destroy=False) |
819 |
AssertCommand(["gnt-instance", "stop", instance.name]) |
820 |
# Disks exist: this should fail
|
821 |
_AssertRecreateDisks([], instance, fail=True, destroy=False) |
822 |
# Recreate disks in place
|
823 |
_AssertRecreateDisks([], instance) |
824 |
# Move disks away
|
825 |
if use_ialloc:
|
826 |
_AssertRecreateDisks(["-I", "hail"], instance) |
827 |
# Move disks somewhere else
|
828 |
_AssertRecreateDisks(["-I", constants.DEFAULT_IALLOCATOR_SHORTCUT],
|
829 |
instance) |
830 |
else:
|
831 |
_AssertRecreateDisks(["-n", other_seq], instance)
|
832 |
# Move disks back
|
833 |
_AssertRecreateDisks(["-n", orig_seq], instance, check=False) |
834 |
# This and InstanceCheck decoration check that the disks are working
|
835 |
AssertCommand(["gnt-instance", "reinstall", "-f", instance.name]) |
836 |
AssertCommand(["gnt-instance", "start", instance.name]) |
837 |
|
838 |
|
839 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
840 |
def TestInstanceExport(instance, node): |
841 |
"""gnt-backup export -n ..."""
|
842 |
name = instance.name |
843 |
AssertCommand(["gnt-backup", "export", "-n", node.primary, name]) |
844 |
return qa_utils.ResolveInstanceName(name)
|
845 |
|
846 |
|
847 |
@InstanceCheck(None, INST_DOWN, FIRST_ARG) |
848 |
def TestInstanceExportWithRemove(instance, node): |
849 |
"""gnt-backup export --remove-instance"""
|
850 |
AssertCommand(["gnt-backup", "export", "-n", node.primary, |
851 |
"--remove-instance", instance.name])
|
852 |
|
853 |
|
854 |
@InstanceCheck(INST_UP, INST_UP, FIRST_ARG)
|
855 |
def TestInstanceExportNoTarget(instance): |
856 |
"""gnt-backup export (without target node, should fail)"""
|
857 |
AssertCommand(["gnt-backup", "export", instance.name], fail=True) |
858 |
|
859 |
|
860 |
@InstanceCheck(None, INST_DOWN, FIRST_ARG) |
861 |
def TestInstanceImport(newinst, node, expnode, name): |
862 |
"""gnt-backup import"""
|
863 |
templ = constants.DT_PLAIN |
864 |
cmd = (["gnt-backup", "import", |
865 |
"--disk-template=%s" % templ,
|
866 |
"--no-ip-check",
|
867 |
"--src-node=%s" % expnode.primary,
|
868 |
"--src-dir=%s/%s" % (pathutils.EXPORT_DIR, name),
|
869 |
"--node=%s" % node.primary] +
|
870 |
_GetGenericAddParameters(newinst, templ, |
871 |
force_mac=constants.VALUE_GENERATE)) |
872 |
cmd.append(newinst.name) |
873 |
AssertCommand(cmd) |
874 |
newinst.SetDiskTemplate(templ) |
875 |
|
876 |
|
877 |
def TestBackupList(expnode): |
878 |
"""gnt-backup list"""
|
879 |
AssertCommand(["gnt-backup", "list", "--node=%s" % expnode.primary]) |
880 |
|
881 |
qa_utils.GenericQueryTest("gnt-backup", query.EXPORT_FIELDS.keys(),
|
882 |
namefield=None, test_unknown=False) |
883 |
|
884 |
|
885 |
def TestBackupListFields(): |
886 |
"""gnt-backup list-fields"""
|
887 |
qa_utils.GenericQueryFieldsTest("gnt-backup", query.EXPORT_FIELDS.keys())
|
888 |
|
889 |
|
890 |
def TestRemoveInstanceOfflineNode(instance, snode, set_offline, set_online): |
891 |
"""gnt-instance remove with an off-line node
|
892 |
|
893 |
@param instance: instance
|
894 |
@param snode: secondary node, to be set offline
|
895 |
@param set_offline: function to call to set the node off-line
|
896 |
@param set_online: function to call to set the node on-line
|
897 |
|
898 |
"""
|
899 |
info = _GetInstanceInfo(instance.name) |
900 |
set_offline(snode) |
901 |
try:
|
902 |
TestInstanceRemove(instance) |
903 |
finally:
|
904 |
set_online(snode) |
905 |
|
906 |
# Clean up the disks on the offline node, if necessary
|
907 |
if instance.disk_template not in constants.DTS_EXT_MIRROR: |
908 |
# FIXME: abstract the cleanup inside the disks
|
909 |
if info["storage-type"] == constants.ST_LVM_VG: |
910 |
for minor in info["drbd-minors"][snode.primary]: |
911 |
AssertCommand(["drbdsetup", str(minor), "down"], node=snode) |
912 |
AssertCommand(["lvremove", "-f"] + info["volumes"], node=snode) |
913 |
elif info["storage-type"] == constants.ST_FILE: |
914 |
filestorage = pathutils.DEFAULT_FILE_STORAGE_DIR |
915 |
disk = os.path.join(filestorage, instance.name) |
916 |
AssertCommand(["rm", "-rf", disk], node=snode) |