root / qa / qa_cluster.py @ d101b7be
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#
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# Copyright (C) 2007, 2010, 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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"""Cluster related QA tests.
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"""
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import re |
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import tempfile |
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import os.path |
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from ganeti import constants |
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from ganeti import compat |
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from ganeti import utils |
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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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import qa_instance |
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from qa_utils import AssertEqual, AssertCommand, GetCommandOutput |
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# Prefix for LVM volumes created by QA code during tests
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_QA_LV_PREFIX = "qa-"
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#: cluster verify command
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_CLUSTER_VERIFY = ["gnt-cluster", "verify"] |
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def _RemoveFileFromAllNodes(filename): |
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"""Removes a file from all nodes.
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"""
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for node in qa_config.get("nodes"): |
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AssertCommand(["rm", "-f", filename], node=node) |
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def _CheckFileOnAllNodes(filename, content): |
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"""Verifies the content of the given file on all nodes.
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"""
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cmd = utils.ShellQuoteArgs(["cat", filename])
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for node in qa_config.get("nodes"): |
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AssertEqual(qa_utils.GetCommandOutput(node.primary, cmd), content) |
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def _GetClusterField(field_path): |
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"""Get the value of a cluster field.
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@type field_path: list of strings
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@param field_path: Names of the groups/fields to navigate to get the desired
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value, e.g. C{["Default node parameters", "oob_program"]}
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@return: The effective value of the field (the actual type depends on the
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chosen field)
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"""
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assert isinstance(field_path, list) |
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assert field_path
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ret = qa_utils.GetObjectInfo(["gnt-cluster", "info"]) |
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for key in field_path: |
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ret = ret[key] |
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return ret
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# Cluster-verify errors (date, "ERROR", then error code)
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_CVERROR_RE = re.compile(r"^[\w\s:]+\s+- (ERROR|WARNING):([A-Z0-9_-]+):")
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def _GetCVErrorCodes(cvout): |
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errs = set()
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warns = set()
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for l in cvout.splitlines(): |
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m = _CVERROR_RE.match(l) |
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if m:
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etype = m.group(1)
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ecode = m.group(2)
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if etype == "ERROR": |
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errs.add(ecode) |
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elif etype == "WARNING": |
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warns.add(ecode) |
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return (errs, warns)
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def _CheckVerifyErrors(actual, expected, etype): |
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exp_codes = compat.UniqueFrozenset(e for (_, e, _) in expected) |
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if not actual.issuperset(exp_codes): |
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missing = exp_codes.difference(actual) |
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raise qa_error.Error("Cluster-verify didn't return these expected" |
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" %ss: %s" % (etype, utils.CommaJoin(missing)))
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def AssertClusterVerify(fail=False, errors=None, warnings=None): |
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"""Run cluster-verify and check the result
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@type fail: bool
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@param fail: if cluster-verify is expected to fail instead of succeeding
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@type errors: list of tuples
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@param errors: List of CV_XXX errors that are expected; if specified, all the
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errors listed must appear in cluster-verify output. A non-empty value
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implies C{fail=True}.
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@type warnings: list of tuples
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@param warnings: Same as C{errors} but for warnings.
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"""
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cvcmd = "gnt-cluster verify"
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mnode = qa_config.GetMasterNode() |
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if errors or warnings: |
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cvout = GetCommandOutput(mnode.primary, cvcmd + " --error-codes",
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fail=(fail or errors))
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(act_errs, act_warns) = _GetCVErrorCodes(cvout) |
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if errors:
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_CheckVerifyErrors(act_errs, errors, "error")
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if warnings:
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_CheckVerifyErrors(act_warns, warnings, "warning")
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else:
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AssertCommand(cvcmd, fail=fail, node=mnode) |
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# data for testing failures due to bad keys/values for disk parameters
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_FAIL_PARAMS = ["nonexistent:resync-rate=1",
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"drbd:nonexistent=1",
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"drbd:resync-rate=invalid",
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] |
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def TestClusterInitDisk(): |
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"""gnt-cluster init -D"""
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name = qa_config.get("name")
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for param in _FAIL_PARAMS: |
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AssertCommand(["gnt-cluster", "init", "-D", param, name], fail=True) |
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def TestClusterInit(rapi_user, rapi_secret): |
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"""gnt-cluster init"""
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master = qa_config.GetMasterNode() |
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rapi_users_path = qa_utils.MakeNodePath(master, pathutils.RAPI_USERS_FILE) |
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rapi_dir = os.path.dirname(rapi_users_path) |
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# First create the RAPI credentials
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fh = tempfile.NamedTemporaryFile() |
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try:
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fh.write("%s %s write\n" % (rapi_user, rapi_secret))
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fh.flush() |
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tmpru = qa_utils.UploadFile(master.primary, fh.name) |
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try:
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AssertCommand(["mkdir", "-p", rapi_dir]) |
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AssertCommand(["mv", tmpru, rapi_users_path])
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finally:
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AssertCommand(["rm", "-f", tmpru]) |
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finally:
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fh.close() |
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# Initialize cluster
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cmd = [ |
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"gnt-cluster", "init", |
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"--primary-ip-version=%d" % qa_config.get("primary_ip_version", 4), |
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"--enabled-hypervisors=%s" % ",".join(qa_config.GetEnabledHypervisors()), |
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"--enabled-disk-templates=%s" %
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",".join(qa_config.GetEnabledDiskTemplates())
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] |
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for spec_type in ("mem-size", "disk-size", "disk-count", "cpu-count", |
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"nic-count"):
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for spec_val in ("min", "max", "std"): |
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spec = qa_config.get("ispec_%s_%s" %
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(spec_type.replace("-", "_"), spec_val), None) |
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if spec is not None: |
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cmd.append("--specs-%s=%s=%d" % (spec_type, spec_val, spec))
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if master.secondary:
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cmd.append("--secondary-ip=%s" % master.secondary)
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if utils.IsLvmEnabled(qa_config.GetEnabledDiskTemplates()):
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vgname = qa_config.get("vg-name", constants.DEFAULT_VG)
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if vgname:
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cmd.append("--vg-name=%s" % vgname)
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else:
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raise qa_error.Error("Please specify a volume group if you enable" |
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" lvm-based disk templates in the QA.")
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master_netdev = qa_config.get("master-netdev", None) |
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if master_netdev:
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cmd.append("--master-netdev=%s" % master_netdev)
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nicparams = qa_config.get("default-nicparams", None) |
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if nicparams:
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cmd.append("--nic-parameters=%s" %
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",".join(utils.FormatKeyValue(nicparams)))
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# Cluster value of the exclusive-storage node parameter
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e_s = qa_config.get("exclusive-storage")
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if e_s is not None: |
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cmd.extend(["--node-parameters", "exclusive_storage=%s" % e_s]) |
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else:
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e_s = False
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qa_config.SetExclusiveStorage(e_s) |
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extra_args = qa_config.get("cluster-init-args")
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if extra_args:
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cmd.extend(extra_args) |
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cmd.append(qa_config.get("name"))
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AssertCommand(cmd) |
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cmd = ["gnt-cluster", "modify"] |
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# hypervisor parameter modifications
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hvp = qa_config.get("hypervisor-parameters", {})
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for k, v in hvp.items(): |
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cmd.extend(["-H", "%s:%s" % (k, v)]) |
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# backend parameter modifications
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bep = qa_config.get("backend-parameters", "") |
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if bep:
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cmd.extend(["-B", bep])
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if len(cmd) > 2: |
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AssertCommand(cmd) |
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# OS parameters
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osp = qa_config.get("os-parameters", {})
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for k, v in osp.items(): |
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AssertCommand(["gnt-os", "modify", "-O", v, k]) |
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# OS hypervisor parameters
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os_hvp = qa_config.get("os-hvp", {})
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for os_name in os_hvp: |
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for hv, hvp in os_hvp[os_name].items(): |
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AssertCommand(["gnt-os", "modify", "-H", "%s:%s" % (hv, hvp), os_name]) |
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def TestClusterRename(): |
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"""gnt-cluster rename"""
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cmd = ["gnt-cluster", "rename", "-f"] |
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original_name = qa_config.get("name")
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rename_target = qa_config.get("rename", None) |
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if rename_target is None: |
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print qa_utils.FormatError('"rename" entry is missing') |
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return
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for data in [ |
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cmd + [rename_target], |
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_CLUSTER_VERIFY, |
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cmd + [original_name], |
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_CLUSTER_VERIFY, |
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]: |
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AssertCommand(data) |
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def TestClusterOob(): |
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"""out-of-band framework"""
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oob_path_exists = "/tmp/ganeti-qa-oob-does-exist-%s" % utils.NewUUID()
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AssertCommand(_CLUSTER_VERIFY) |
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AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
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"oob_program=/tmp/ganeti-qa-oob-does-not-exist-%s" %
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utils.NewUUID()]) |
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AssertCommand(_CLUSTER_VERIFY, fail=True)
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AssertCommand(["touch", oob_path_exists])
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AssertCommand(["chmod", "0400", oob_path_exists]) |
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AssertCommand(["gnt-cluster", "copyfile", oob_path_exists]) |
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try:
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AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
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"oob_program=%s" % oob_path_exists])
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AssertCommand(_CLUSTER_VERIFY, fail=True)
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AssertCommand(["chmod", "0500", oob_path_exists]) |
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AssertCommand(["gnt-cluster", "copyfile", oob_path_exists]) |
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AssertCommand(_CLUSTER_VERIFY) |
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finally:
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AssertCommand(["gnt-cluster", "command", "rm", oob_path_exists]) |
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AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
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"oob_program="])
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def TestClusterEpo(): |
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"""gnt-cluster epo"""
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master = qa_config.GetMasterNode() |
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# Assert that OOB is unavailable for all nodes
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result_output = GetCommandOutput(master.primary, |
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"gnt-node list --verbose --no-headers -o"
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" powered")
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AssertEqual(compat.all(powered == "(unavail)"
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for powered in result_output.splitlines()), True) |
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# Conflicting
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AssertCommand(["gnt-cluster", "epo", "--groups", "--all"], fail=True) |
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# --all doesn't expect arguments
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AssertCommand(["gnt-cluster", "epo", "--all", "some_arg"], fail=True) |
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# Unless --all is given master is not allowed to be in the list
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AssertCommand(["gnt-cluster", "epo", "-f", master.primary], fail=True) |
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# This shouldn't fail
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AssertCommand(["gnt-cluster", "epo", "-f", "--all"]) |
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# All instances should have been stopped now
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result_output = GetCommandOutput(master.primary, |
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"gnt-instance list --no-headers -o status")
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# ERROR_down because the instance is stopped but not recorded as such
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AssertEqual(compat.all(status == "ERROR_down"
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for status in result_output.splitlines()), True) |
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# Now start everything again
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AssertCommand(["gnt-cluster", "epo", "--on", "-f", "--all"]) |
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# All instances should have been started now
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result_output = GetCommandOutput(master.primary, |
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"gnt-instance list --no-headers -o status")
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AssertEqual(compat.all(status == "running"
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for status in result_output.splitlines()), True) |
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def TestClusterVerify(): |
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"""gnt-cluster verify"""
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AssertCommand(_CLUSTER_VERIFY) |
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AssertCommand(["gnt-cluster", "verify-disks"]) |
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def TestJobqueue(): |
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"""gnt-debug test-jobqueue"""
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AssertCommand(["gnt-debug", "test-jobqueue"]) |
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def TestDelay(node): |
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"""gnt-debug delay"""
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AssertCommand(["gnt-debug", "delay", "1"]) |
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AssertCommand(["gnt-debug", "delay", "--no-master", "1"]) |
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AssertCommand(["gnt-debug", "delay", "--no-master", |
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"-n", node.primary, "1"]) |
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def TestClusterReservedLvs(): |
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"""gnt-cluster reserved lvs"""
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vgname = qa_config.get("vg-name", constants.DEFAULT_VG)
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lvname = _QA_LV_PREFIX + "test"
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lvfullname = "/".join([vgname, lvname])
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for fail, cmd in [ |
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(False, _CLUSTER_VERIFY),
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(False, ["gnt-cluster", "modify", "--reserved-lvs", ""]), |
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(False, ["lvcreate", "-L1G", "-n", lvname, vgname]), |
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(True, _CLUSTER_VERIFY),
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(False, ["gnt-cluster", "modify", "--reserved-lvs", |
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"%s,.*/other-test" % lvfullname]),
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(False, _CLUSTER_VERIFY),
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(False, ["gnt-cluster", "modify", "--reserved-lvs", |
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".*/%s.*" % _QA_LV_PREFIX]),
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(False, _CLUSTER_VERIFY),
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(False, ["gnt-cluster", "modify", "--reserved-lvs", ""]), |
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(True, _CLUSTER_VERIFY),
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(False, ["lvremove", "-f", lvfullname]), |
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(False, _CLUSTER_VERIFY),
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]: |
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AssertCommand(cmd, fail=fail) |
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def TestClusterModifyEmpty(): |
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"""gnt-cluster modify"""
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AssertCommand(["gnt-cluster", "modify"], fail=True) |
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def TestClusterModifyDisk(): |
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"""gnt-cluster modify -D"""
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for param in _FAIL_PARAMS: |
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AssertCommand(["gnt-cluster", "modify", "-D", param], fail=True) |
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def TestClusterModifyDiskTemplates(): |
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"""gnt-cluster modify --enabled-disk-templates=..."""
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enabled_disk_templates = qa_config.GetEnabledDiskTemplates() |
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default_disk_template = qa_config.GetDefaultDiskTemplate() |
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_TestClusterModifyDiskTemplatesArguments(default_disk_template, |
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enabled_disk_templates) |
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_TestClusterModifyDiskTemplatesVgName(enabled_disk_templates) |
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_RestoreEnabledDiskTemplates() |
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nodes = qa_config.AcquireManyNodes(2)
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instance_template = enabled_disk_templates[0]
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instance = qa_instance.CreateInstanceByDiskTemplate(nodes, instance_template) |
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_TestClusterModifyUnusedDiskTemplate(instance_template) |
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_TestClusterModifyUsedDiskTemplate(instance_template, |
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enabled_disk_templates) |
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qa_instance.TestInstanceRemove(instance) |
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_RestoreEnabledDiskTemplates() |
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def _RestoreEnabledDiskTemplates(): |
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"""Sets the list of enabled disk templates back to the list of enabled disk
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templates from the QA configuration. This can be used to make sure that
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the tests that modify the list of disk templates do not interfere with
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other tests.
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"""
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cmd = ["gnt-cluster", "modify", "--enabled-disk-templates=%s" % |
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",".join(qa_config.GetEnabledDiskTemplates())]
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if utils.IsLvmEnabled(qa_config.GetEnabledDiskTemplates()):
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vgname = qa_config.get("vg-name", constants.DEFAULT_VG)
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cmd.append("--vg-name=%s" % vgname)
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AssertCommand(cmd, fail=False)
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def _TestClusterModifyDiskTemplatesArguments(default_disk_template, |
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enabled_disk_templates): |
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"""Tests argument handling of 'gnt-cluster modify' with respect to
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the parameter '--enabled-disk-templates'. This test is independent
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of instances.
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"""
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_RestoreEnabledDiskTemplates() |
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# bogus templates
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AssertCommand(["gnt-cluster", "modify", |
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"--enabled-disk-templates=pinkbunny"],
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fail=True)
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# duplicate entries do no harm
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AssertCommand( |
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["gnt-cluster", "modify", |
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"--enabled-disk-templates=%s,%s" %
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(default_disk_template, default_disk_template)], |
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fail=False)
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if constants.DT_DRBD8 in enabled_disk_templates: |
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# interaction with --drbd-usermode-helper option
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drbd_usermode_helper = qa_config.get("drbd-usermode-helper", None) |
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if not drbd_usermode_helper: |
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drbd_usermode_helper = "/bin/true"
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# specifying a helper when drbd gets disabled is ok. Note that drbd still
|
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# has to be installed on the nodes in this case
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AssertCommand(["gnt-cluster", "modify", |
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"--drbd-usermode-helper=%s" % drbd_usermode_helper,
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"--enabled-disk-templates=%s" % constants.DT_DISKLESS],
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fail=False)
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# specifying a helper when drbd is re-enabled
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AssertCommand(["gnt-cluster", "modify", |
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"--drbd-usermode-helper=%s" % drbd_usermode_helper,
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"--enabled-disk-templates=%s" %
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",".join(enabled_disk_templates)],
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fail=False)
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def _TestClusterModifyDiskTemplatesVgName(enabled_disk_templates): |
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"""Tests argument handling of 'gnt-cluster modify' with respect to
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the parameter '--enabled-disk-templates' and '--vg-name'. This test is
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independent of instances.
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"""
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if not utils.IsLvmEnabled(enabled_disk_templates): |
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# These tests only make sense if lvm is enabled for QA
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return
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|
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# determine an LVM and a non-LVM disk template for the tests
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non_lvm_templates = list(set(enabled_disk_templates) |
490 |
- set(utils.GetLvmDiskTemplates()))
|
491 |
lvm_template = list(set(enabled_disk_templates) |
492 |
.intersection(set(utils.GetLvmDiskTemplates())))[0] |
493 |
non_lvm_template = None
|
494 |
if non_lvm_templates:
|
495 |
non_lvm_template = non_lvm_templates[0]
|
496 |
else:
|
497 |
# If no non-lvm disk template is available for QA, choose 'diskless' and
|
498 |
# hope for the best.
|
499 |
non_lvm_template = constants.ST_DISKLESS |
500 |
|
501 |
vgname = qa_config.get("vg-name", constants.DEFAULT_VG)
|
502 |
|
503 |
# Clean start: unset volume group name, disable lvm storage
|
504 |
AssertCommand( |
505 |
["gnt-cluster", "modify", |
506 |
"--enabled-disk-templates=%s" % non_lvm_template,
|
507 |
"--vg-name="],
|
508 |
fail=False)
|
509 |
|
510 |
# Try to enable lvm, when no volume group is given
|
511 |
AssertCommand( |
512 |
["gnt-cluster", "modify", |
513 |
"--enabled-disk-templates=%s" % lvm_template],
|
514 |
fail=True)
|
515 |
|
516 |
# Set volume group, with lvm still disabled: just a warning
|
517 |
AssertCommand(["gnt-cluster", "modify", "--vg-name=%s" % vgname], fail=False) |
518 |
|
519 |
# Try unsetting vg name and enabling lvm at the same time
|
520 |
AssertCommand( |
521 |
["gnt-cluster", "modify", |
522 |
"--enabled-disk-templates=%s" % lvm_template,
|
523 |
"--vg-name="],
|
524 |
fail=True)
|
525 |
|
526 |
# Enable lvm with vg name present
|
527 |
AssertCommand( |
528 |
["gnt-cluster", "modify", |
529 |
"--enabled-disk-templates=%s" % lvm_template],
|
530 |
fail=False)
|
531 |
|
532 |
# Try unsetting vg name with lvm still enabled
|
533 |
AssertCommand(["gnt-cluster", "modify", "--vg-name="], fail=True) |
534 |
|
535 |
# Disable lvm with vg name still set
|
536 |
AssertCommand( |
537 |
["gnt-cluster", "modify", "--enabled-disk-templates=%s" % non_lvm_template], |
538 |
fail=False)
|
539 |
|
540 |
# Try unsetting vg name with lvm disabled
|
541 |
AssertCommand(["gnt-cluster", "modify", "--vg-name="], fail=False) |
542 |
|
543 |
# Set vg name and enable lvm at the same time
|
544 |
AssertCommand( |
545 |
["gnt-cluster", "modify", |
546 |
"--enabled-disk-templates=%s" % lvm_template,
|
547 |
"--vg-name=%s" % vgname],
|
548 |
fail=False)
|
549 |
|
550 |
# Unset vg name and disable lvm at the same time
|
551 |
AssertCommand( |
552 |
["gnt-cluster", "modify", |
553 |
"--enabled-disk-templates=%s" % non_lvm_template,
|
554 |
"--vg-name="],
|
555 |
fail=False)
|
556 |
|
557 |
_RestoreEnabledDiskTemplates() |
558 |
|
559 |
|
560 |
def _TestClusterModifyUsedDiskTemplate(instance_template, |
561 |
enabled_disk_templates): |
562 |
"""Tests that disk templates that are currently in use by instances cannot
|
563 |
be disabled on the cluster.
|
564 |
|
565 |
"""
|
566 |
# If the list of enabled disk templates contains only one template
|
567 |
# we need to add some other templates, because the list of enabled disk
|
568 |
# templates can only be set to a non-empty list.
|
569 |
new_disk_templates = list(set(enabled_disk_templates) |
570 |
- set([instance_template]))
|
571 |
if not new_disk_templates: |
572 |
new_disk_templates = list(set([constants.DT_DISKLESS, constants.DT_BLOCK]) |
573 |
- set([instance_template]))
|
574 |
AssertCommand( |
575 |
["gnt-cluster", "modify", |
576 |
"--enabled-disk-templates=%s" %
|
577 |
",".join(new_disk_templates)],
|
578 |
fail=True)
|
579 |
|
580 |
|
581 |
def _TestClusterModifyUnusedDiskTemplate(instance_template): |
582 |
"""Tests that unused disk templates can be disabled safely."""
|
583 |
all_disk_templates = constants.DISK_TEMPLATES |
584 |
if not utils.IsLvmEnabled(qa_config.GetEnabledDiskTemplates()): |
585 |
all_disk_templates = list(set(all_disk_templates) - |
586 |
set(utils.GetLvmDiskTemplates()))
|
587 |
|
588 |
AssertCommand( |
589 |
["gnt-cluster", "modify", |
590 |
"--enabled-disk-templates=%s" %
|
591 |
",".join(all_disk_templates)],
|
592 |
fail=False)
|
593 |
new_disk_templates = [instance_template] |
594 |
AssertCommand( |
595 |
["gnt-cluster", "modify", |
596 |
"--enabled-disk-templates=%s" %
|
597 |
",".join(new_disk_templates)],
|
598 |
fail=False)
|
599 |
|
600 |
|
601 |
def TestClusterModifyBe(): |
602 |
"""gnt-cluster modify -B"""
|
603 |
for fail, cmd in [ |
604 |
# max/min mem
|
605 |
(False, ["gnt-cluster", "modify", "-B", "maxmem=256"]), |
606 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *maxmem: 256$'"]), |
607 |
(False, ["gnt-cluster", "modify", "-B", "minmem=256"]), |
608 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *minmem: 256$'"]), |
609 |
(True, ["gnt-cluster", "modify", "-B", "maxmem=a"]), |
610 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *maxmem: 256$'"]), |
611 |
(True, ["gnt-cluster", "modify", "-B", "minmem=a"]), |
612 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *minmem: 256$'"]), |
613 |
(False, ["gnt-cluster", "modify", "-B", "maxmem=128,minmem=128"]), |
614 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *maxmem: 128$'"]), |
615 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *minmem: 128$'"]), |
616 |
# vcpus
|
617 |
(False, ["gnt-cluster", "modify", "-B", "vcpus=4"]), |
618 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *vcpus: 4$'"]), |
619 |
(True, ["gnt-cluster", "modify", "-B", "vcpus=a"]), |
620 |
(False, ["gnt-cluster", "modify", "-B", "vcpus=1"]), |
621 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *vcpus: 1$'"]), |
622 |
# auto_balance
|
623 |
(False, ["gnt-cluster", "modify", "-B", "auto_balance=False"]), |
624 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *auto_balance: False$'"]), |
625 |
(True, ["gnt-cluster", "modify", "-B", "auto_balance=1"]), |
626 |
(False, ["gnt-cluster", "modify", "-B", "auto_balance=True"]), |
627 |
(False, ["sh", "-c", "gnt-cluster info|grep '^ *auto_balance: True$'"]), |
628 |
]: |
629 |
AssertCommand(cmd, fail=fail) |
630 |
|
631 |
# redo the original-requested BE parameters, if any
|
632 |
bep = qa_config.get("backend-parameters", "") |
633 |
if bep:
|
634 |
AssertCommand(["gnt-cluster", "modify", "-B", bep]) |
635 |
|
636 |
|
637 |
def _GetClusterIPolicy(): |
638 |
"""Return the run-time values of the cluster-level instance policy.
|
639 |
|
640 |
@rtype: tuple
|
641 |
@return: (policy, specs), where:
|
642 |
- policy is a dictionary of the policy values, instance specs excluded
|
643 |
- specs is a dictionary containing only the specs, using the internal
|
644 |
format (see L{constants.IPOLICY_DEFAULTS} for an example)
|
645 |
|
646 |
"""
|
647 |
info = qa_utils.GetObjectInfo(["gnt-cluster", "info"]) |
648 |
policy = info["Instance policy - limits for instances"]
|
649 |
(ret_policy, ret_specs) = qa_utils.ParseIPolicy(policy) |
650 |
|
651 |
# Sanity checks
|
652 |
assert "minmax" in ret_specs and "std" in ret_specs |
653 |
assert len(ret_specs["minmax"]) > 0 |
654 |
assert len(ret_policy) > 0 |
655 |
return (ret_policy, ret_specs)
|
656 |
|
657 |
|
658 |
def TestClusterModifyIPolicy(): |
659 |
"""gnt-cluster modify --ipolicy-*"""
|
660 |
basecmd = ["gnt-cluster", "modify"] |
661 |
(old_policy, old_specs) = _GetClusterIPolicy() |
662 |
for par in ["vcpu-ratio", "spindle-ratio"]: |
663 |
curr_val = float(old_policy[par])
|
664 |
test_values = [ |
665 |
(True, 1.0), |
666 |
(True, 1.5), |
667 |
(True, 2), |
668 |
(False, "a"), |
669 |
# Restore the old value
|
670 |
(True, curr_val),
|
671 |
] |
672 |
for (good, val) in test_values: |
673 |
cmd = basecmd + ["--ipolicy-%s=%s" % (par, val)]
|
674 |
AssertCommand(cmd, fail=not good)
|
675 |
if good:
|
676 |
curr_val = val |
677 |
# Check the affected parameter
|
678 |
(eff_policy, eff_specs) = _GetClusterIPolicy() |
679 |
AssertEqual(float(eff_policy[par]), curr_val)
|
680 |
# Check everything else
|
681 |
AssertEqual(eff_specs, old_specs) |
682 |
for p in eff_policy.keys(): |
683 |
if p == par:
|
684 |
continue
|
685 |
AssertEqual(eff_policy[p], old_policy[p]) |
686 |
|
687 |
# Disk templates are treated slightly differently
|
688 |
par = "disk-templates"
|
689 |
disp_str = "allowed disk templates"
|
690 |
curr_val = old_policy[disp_str] |
691 |
test_values = [ |
692 |
(True, constants.DT_PLAIN),
|
693 |
(True, "%s,%s" % (constants.DT_PLAIN, constants.DT_DRBD8)), |
694 |
(False, "thisisnotadisktemplate"), |
695 |
(False, ""), |
696 |
# Restore the old value
|
697 |
(True, curr_val.replace(" ", "")), |
698 |
] |
699 |
for (good, val) in test_values: |
700 |
cmd = basecmd + ["--ipolicy-%s=%s" % (par, val)]
|
701 |
AssertCommand(cmd, fail=not good)
|
702 |
if good:
|
703 |
curr_val = val |
704 |
# Check the affected parameter
|
705 |
(eff_policy, eff_specs) = _GetClusterIPolicy() |
706 |
AssertEqual(eff_policy[disp_str].replace(" ", ""), curr_val) |
707 |
# Check everything else
|
708 |
AssertEqual(eff_specs, old_specs) |
709 |
for p in eff_policy.keys(): |
710 |
if p == disp_str:
|
711 |
continue
|
712 |
AssertEqual(eff_policy[p], old_policy[p]) |
713 |
|
714 |
|
715 |
def TestClusterSetISpecs(new_specs=None, diff_specs=None, fail=False, |
716 |
old_values=None):
|
717 |
"""Change instance specs.
|
718 |
|
719 |
At most one of new_specs or diff_specs can be specified.
|
720 |
|
721 |
@type new_specs: dict
|
722 |
@param new_specs: new complete specs, in the same format returned by
|
723 |
L{_GetClusterIPolicy}
|
724 |
@type diff_specs: dict
|
725 |
@param diff_specs: partial specs, it can be an incomplete specifications, but
|
726 |
if min/max specs are specified, their number must match the number of the
|
727 |
existing specs
|
728 |
@type fail: bool
|
729 |
@param fail: if the change is expected to fail
|
730 |
@type old_values: tuple
|
731 |
@param old_values: (old_policy, old_specs), as returned by
|
732 |
L{_GetClusterIPolicy}
|
733 |
@return: same as L{_GetClusterIPolicy}
|
734 |
|
735 |
"""
|
736 |
build_cmd = lambda opts: ["gnt-cluster", "modify"] + opts |
737 |
return qa_utils.TestSetISpecs(
|
738 |
new_specs=new_specs, diff_specs=diff_specs, |
739 |
get_policy_fn=_GetClusterIPolicy, build_cmd_fn=build_cmd, |
740 |
fail=fail, old_values=old_values) |
741 |
|
742 |
|
743 |
def TestClusterModifyISpecs(): |
744 |
"""gnt-cluster modify --specs-*"""
|
745 |
params = ["memory-size", "disk-size", "disk-count", "cpu-count", "nic-count"] |
746 |
(cur_policy, cur_specs) = _GetClusterIPolicy() |
747 |
# This test assumes that there is only one min/max bound
|
748 |
assert len(cur_specs[constants.ISPECS_MINMAX]) == 1 |
749 |
for par in params: |
750 |
test_values = [ |
751 |
(True, 0, 4, 12), |
752 |
(True, 4, 4, 12), |
753 |
(True, 4, 12, 12), |
754 |
(True, 4, 4, 4), |
755 |
(False, 4, 0, 12), |
756 |
(False, 4, 16, 12), |
757 |
(False, 4, 4, 0), |
758 |
(False, 12, 4, 4), |
759 |
(False, 12, 4, 0), |
760 |
(False, "a", 4, 12), |
761 |
(False, 0, "a", 12), |
762 |
(False, 0, 4, "a"), |
763 |
# This is to restore the old values
|
764 |
(True,
|
765 |
cur_specs[constants.ISPECS_MINMAX][0][constants.ISPECS_MIN][par],
|
766 |
cur_specs[constants.ISPECS_STD][par], |
767 |
cur_specs[constants.ISPECS_MINMAX][0][constants.ISPECS_MAX][par])
|
768 |
] |
769 |
for (good, mn, st, mx) in test_values: |
770 |
new_vals = { |
771 |
constants.ISPECS_MINMAX: [{ |
772 |
constants.ISPECS_MIN: {par: mn}, |
773 |
constants.ISPECS_MAX: {par: mx} |
774 |
}], |
775 |
constants.ISPECS_STD: {par: st} |
776 |
} |
777 |
cur_state = (cur_policy, cur_specs) |
778 |
# We update cur_specs, as we've copied the values to restore already
|
779 |
(cur_policy, cur_specs) = TestClusterSetISpecs( |
780 |
diff_specs=new_vals, fail=not good, old_values=cur_state)
|
781 |
|
782 |
# Get the ipolicy command
|
783 |
mnode = qa_config.GetMasterNode() |
784 |
initcmd = GetCommandOutput(mnode.primary, "gnt-cluster show-ispecs-cmd")
|
785 |
modcmd = ["gnt-cluster", "modify"] |
786 |
opts = initcmd.split() |
787 |
assert opts[0:2] == ["gnt-cluster", "init"] |
788 |
for k in range(2, len(opts) - 1): |
789 |
if opts[k].startswith("--ipolicy-"): |
790 |
assert k + 2 <= len(opts) |
791 |
modcmd.extend(opts[k:k + 2])
|
792 |
# Re-apply the ipolicy (this should be a no-op)
|
793 |
AssertCommand(modcmd) |
794 |
new_initcmd = GetCommandOutput(mnode.primary, "gnt-cluster show-ispecs-cmd")
|
795 |
AssertEqual(initcmd, new_initcmd) |
796 |
|
797 |
|
798 |
def TestClusterInfo(): |
799 |
"""gnt-cluster info"""
|
800 |
AssertCommand(["gnt-cluster", "info"]) |
801 |
|
802 |
|
803 |
def TestClusterRedistConf(): |
804 |
"""gnt-cluster redist-conf"""
|
805 |
AssertCommand(["gnt-cluster", "redist-conf"]) |
806 |
|
807 |
|
808 |
def TestClusterGetmaster(): |
809 |
"""gnt-cluster getmaster"""
|
810 |
AssertCommand(["gnt-cluster", "getmaster"]) |
811 |
|
812 |
|
813 |
def TestClusterVersion(): |
814 |
"""gnt-cluster version"""
|
815 |
AssertCommand(["gnt-cluster", "version"]) |
816 |
|
817 |
|
818 |
def TestClusterRenewCrypto(): |
819 |
"""gnt-cluster renew-crypto"""
|
820 |
master = qa_config.GetMasterNode() |
821 |
|
822 |
# Conflicting options
|
823 |
cmd = ["gnt-cluster", "renew-crypto", "--force", |
824 |
"--new-cluster-certificate", "--new-confd-hmac-key"] |
825 |
conflicting = [ |
826 |
["--new-rapi-certificate", "--rapi-certificate=/dev/null"], |
827 |
["--new-cluster-domain-secret", "--cluster-domain-secret=/dev/null"], |
828 |
] |
829 |
for i in conflicting: |
830 |
AssertCommand(cmd + i, fail=True)
|
831 |
|
832 |
# Invalid RAPI certificate
|
833 |
cmd = ["gnt-cluster", "renew-crypto", "--force", |
834 |
"--rapi-certificate=/dev/null"]
|
835 |
AssertCommand(cmd, fail=True)
|
836 |
|
837 |
rapi_cert_backup = qa_utils.BackupFile(master.primary, |
838 |
pathutils.RAPI_CERT_FILE) |
839 |
try:
|
840 |
# Custom RAPI certificate
|
841 |
fh = tempfile.NamedTemporaryFile() |
842 |
|
843 |
# Ensure certificate doesn't cause "gnt-cluster verify" to complain
|
844 |
validity = constants.SSL_CERT_EXPIRATION_WARN * 3
|
845 |
|
846 |
utils.GenerateSelfSignedSslCert(fh.name, validity=validity) |
847 |
|
848 |
tmpcert = qa_utils.UploadFile(master.primary, fh.name) |
849 |
try:
|
850 |
AssertCommand(["gnt-cluster", "renew-crypto", "--force", |
851 |
"--rapi-certificate=%s" % tmpcert])
|
852 |
finally:
|
853 |
AssertCommand(["rm", "-f", tmpcert]) |
854 |
|
855 |
# Custom cluster domain secret
|
856 |
cds_fh = tempfile.NamedTemporaryFile() |
857 |
cds_fh.write(utils.GenerateSecret()) |
858 |
cds_fh.write("\n")
|
859 |
cds_fh.flush() |
860 |
|
861 |
tmpcds = qa_utils.UploadFile(master.primary, cds_fh.name) |
862 |
try:
|
863 |
AssertCommand(["gnt-cluster", "renew-crypto", "--force", |
864 |
"--cluster-domain-secret=%s" % tmpcds])
|
865 |
finally:
|
866 |
AssertCommand(["rm", "-f", tmpcds]) |
867 |
|
868 |
# Normal case
|
869 |
AssertCommand(["gnt-cluster", "renew-crypto", "--force", |
870 |
"--new-cluster-certificate", "--new-confd-hmac-key", |
871 |
"--new-rapi-certificate", "--new-cluster-domain-secret"]) |
872 |
|
873 |
# Restore RAPI certificate
|
874 |
AssertCommand(["gnt-cluster", "renew-crypto", "--force", |
875 |
"--rapi-certificate=%s" % rapi_cert_backup])
|
876 |
finally:
|
877 |
AssertCommand(["rm", "-f", rapi_cert_backup]) |
878 |
|
879 |
|
880 |
def TestClusterBurnin(): |
881 |
"""Burnin"""
|
882 |
master = qa_config.GetMasterNode() |
883 |
|
884 |
options = qa_config.get("options", {})
|
885 |
disk_template = options.get("burnin-disk-template", constants.DT_DRBD8)
|
886 |
parallel = options.get("burnin-in-parallel", False) |
887 |
check_inst = options.get("burnin-check-instances", False) |
888 |
do_rename = options.get("burnin-rename", "") |
889 |
do_reboot = options.get("burnin-reboot", True) |
890 |
reboot_types = options.get("reboot-types", constants.REBOOT_TYPES)
|
891 |
|
892 |
# Get as many instances as we need
|
893 |
instances = [] |
894 |
try:
|
895 |
try:
|
896 |
num = qa_config.get("options", {}).get("burnin-instances", 1) |
897 |
for _ in range(0, num): |
898 |
instances.append(qa_config.AcquireInstance()) |
899 |
except qa_error.OutOfInstancesError:
|
900 |
print "Not enough instances, continuing anyway." |
901 |
|
902 |
if len(instances) < 1: |
903 |
raise qa_error.Error("Burnin needs at least one instance") |
904 |
|
905 |
script = qa_utils.UploadFile(master.primary, "../tools/burnin")
|
906 |
try:
|
907 |
disks = qa_config.GetDiskOptions() |
908 |
# Run burnin
|
909 |
cmd = [script, |
910 |
"--os=%s" % qa_config.get("os"), |
911 |
"--minmem-size=%s" % qa_config.get(constants.BE_MINMEM),
|
912 |
"--maxmem-size=%s" % qa_config.get(constants.BE_MAXMEM),
|
913 |
"--disk-size=%s" % ",".join([d.get("size") for d in disks]), |
914 |
"--disk-growth=%s" % ",".join([d.get("growth") for d in disks]), |
915 |
"--disk-template=%s" % disk_template]
|
916 |
if parallel:
|
917 |
cmd.append("--parallel")
|
918 |
cmd.append("--early-release")
|
919 |
if check_inst:
|
920 |
cmd.append("--http-check")
|
921 |
if do_rename:
|
922 |
cmd.append("--rename=%s" % do_rename)
|
923 |
if not do_reboot: |
924 |
cmd.append("--no-reboot")
|
925 |
else:
|
926 |
cmd.append("--reboot-types=%s" % ",".join(reboot_types)) |
927 |
cmd += [inst.name for inst in instances] |
928 |
AssertCommand(cmd) |
929 |
finally:
|
930 |
AssertCommand(["rm", "-f", script]) |
931 |
|
932 |
finally:
|
933 |
for inst in instances: |
934 |
inst.Release() |
935 |
|
936 |
|
937 |
def TestClusterMasterFailover(): |
938 |
"""gnt-cluster master-failover"""
|
939 |
master = qa_config.GetMasterNode() |
940 |
failovermaster = qa_config.AcquireNode(exclude=master) |
941 |
|
942 |
cmd = ["gnt-cluster", "master-failover"] |
943 |
try:
|
944 |
AssertCommand(cmd, node=failovermaster) |
945 |
# Back to original master node
|
946 |
AssertCommand(cmd, node=master) |
947 |
finally:
|
948 |
failovermaster.Release() |
949 |
|
950 |
|
951 |
def _NodeQueueDrainFile(node): |
952 |
"""Returns path to queue drain file for a node.
|
953 |
|
954 |
"""
|
955 |
return qa_utils.MakeNodePath(node, pathutils.JOB_QUEUE_DRAIN_FILE)
|
956 |
|
957 |
|
958 |
def _AssertDrainFile(node, **kwargs): |
959 |
"""Checks for the queue drain file.
|
960 |
|
961 |
"""
|
962 |
AssertCommand(["test", "-f", _NodeQueueDrainFile(node)], node=node, **kwargs) |
963 |
|
964 |
|
965 |
def TestClusterMasterFailoverWithDrainedQueue(): |
966 |
"""gnt-cluster master-failover with drained queue"""
|
967 |
master = qa_config.GetMasterNode() |
968 |
failovermaster = qa_config.AcquireNode(exclude=master) |
969 |
|
970 |
# Ensure queue is not drained
|
971 |
for node in [master, failovermaster]: |
972 |
_AssertDrainFile(node, fail=True)
|
973 |
|
974 |
# Drain queue on failover master
|
975 |
AssertCommand(["touch", _NodeQueueDrainFile(failovermaster)],
|
976 |
node=failovermaster) |
977 |
|
978 |
cmd = ["gnt-cluster", "master-failover"] |
979 |
try:
|
980 |
_AssertDrainFile(failovermaster) |
981 |
AssertCommand(cmd, node=failovermaster) |
982 |
_AssertDrainFile(master, fail=True)
|
983 |
_AssertDrainFile(failovermaster, fail=True)
|
984 |
|
985 |
# Back to original master node
|
986 |
AssertCommand(cmd, node=master) |
987 |
finally:
|
988 |
failovermaster.Release() |
989 |
|
990 |
# Ensure queue is not drained
|
991 |
for node in [master, failovermaster]: |
992 |
_AssertDrainFile(node, fail=True)
|
993 |
|
994 |
|
995 |
def TestClusterCopyfile(): |
996 |
"""gnt-cluster copyfile"""
|
997 |
master = qa_config.GetMasterNode() |
998 |
|
999 |
uniqueid = utils.NewUUID() |
1000 |
|
1001 |
# Create temporary file
|
1002 |
f = tempfile.NamedTemporaryFile() |
1003 |
f.write(uniqueid) |
1004 |
f.flush() |
1005 |
f.seek(0)
|
1006 |
|
1007 |
# Upload file to master node
|
1008 |
testname = qa_utils.UploadFile(master.primary, f.name) |
1009 |
try:
|
1010 |
# Copy file to all nodes
|
1011 |
AssertCommand(["gnt-cluster", "copyfile", testname]) |
1012 |
_CheckFileOnAllNodes(testname, uniqueid) |
1013 |
finally:
|
1014 |
_RemoveFileFromAllNodes(testname) |
1015 |
|
1016 |
|
1017 |
def TestClusterCommand(): |
1018 |
"""gnt-cluster command"""
|
1019 |
uniqueid = utils.NewUUID() |
1020 |
rfile = "/tmp/gnt%s" % utils.NewUUID()
|
1021 |
rcmd = utils.ShellQuoteArgs(["echo", "-n", uniqueid]) |
1022 |
cmd = utils.ShellQuoteArgs(["gnt-cluster", "command", |
1023 |
"%s >%s" % (rcmd, rfile)])
|
1024 |
|
1025 |
try:
|
1026 |
AssertCommand(cmd) |
1027 |
_CheckFileOnAllNodes(rfile, uniqueid) |
1028 |
finally:
|
1029 |
_RemoveFileFromAllNodes(rfile) |
1030 |
|
1031 |
|
1032 |
def TestClusterDestroy(): |
1033 |
"""gnt-cluster destroy"""
|
1034 |
AssertCommand(["gnt-cluster", "destroy", "--yes-do-it"]) |
1035 |
|
1036 |
|
1037 |
def TestClusterRepairDiskSizes(): |
1038 |
"""gnt-cluster repair-disk-sizes"""
|
1039 |
AssertCommand(["gnt-cluster", "repair-disk-sizes"]) |
1040 |
|
1041 |
|
1042 |
def TestSetExclStorCluster(newvalue): |
1043 |
"""Set the exclusive_storage node parameter at the cluster level.
|
1044 |
|
1045 |
@type newvalue: bool
|
1046 |
@param newvalue: New value of exclusive_storage
|
1047 |
@rtype: bool
|
1048 |
@return: The old value of exclusive_storage
|
1049 |
|
1050 |
"""
|
1051 |
es_path = ["Default node parameters", "exclusive_storage"] |
1052 |
oldvalue = _GetClusterField(es_path) |
1053 |
AssertCommand(["gnt-cluster", "modify", "--node-parameters", |
1054 |
"exclusive_storage=%s" % newvalue])
|
1055 |
effvalue = _GetClusterField(es_path) |
1056 |
if effvalue != newvalue:
|
1057 |
raise qa_error.Error("exclusive_storage has the wrong value: %s instead" |
1058 |
" of %s" % (effvalue, newvalue))
|
1059 |
qa_config.SetExclusiveStorage(newvalue) |
1060 |
return oldvalue
|
1061 |
|
1062 |
|
1063 |
def TestExclStorSharedPv(node): |
1064 |
"""cluster-verify reports LVs that share the same PV with exclusive_storage.
|
1065 |
|
1066 |
"""
|
1067 |
vgname = qa_config.get("vg-name", constants.DEFAULT_VG)
|
1068 |
lvname1 = _QA_LV_PREFIX + "vol1"
|
1069 |
lvname2 = _QA_LV_PREFIX + "vol2"
|
1070 |
node_name = node.primary |
1071 |
AssertCommand(["lvcreate", "-L1G", "-n", lvname1, vgname], node=node_name) |
1072 |
AssertClusterVerify(fail=True, errors=[constants.CV_ENODEORPHANLV])
|
1073 |
AssertCommand(["lvcreate", "-L1G", "-n", lvname2, vgname], node=node_name) |
1074 |
AssertClusterVerify(fail=True, errors=[constants.CV_ENODELVM,
|
1075 |
constants.CV_ENODEORPHANLV]) |
1076 |
AssertCommand(["lvremove", "-f", "/".join([vgname, lvname1])], node=node_name) |
1077 |
AssertCommand(["lvremove", "-f", "/".join([vgname, lvname2])], node=node_name) |
1078 |
AssertClusterVerify() |