root / qa / qa_os.py @ 946e553b
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# Copyright (C) 2007, 2008, 2009, 2010, 2011 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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"""OS related QA tests.
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"""
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import os |
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import os.path |
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from ganeti import utils |
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from ganeti import constants |
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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 AssertCommand, AssertIn, AssertNotIn |
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_TEMP_OS_NAME = "TEMP-Ganeti-QA-OS"
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_TEMP_OS_PATH = os.path.join(pathutils.OS_SEARCH_PATH[0], _TEMP_OS_NAME)
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(_ALL_VALID, |
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_ALL_INVALID, |
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_PARTIALLY_VALID) = range(1, 4) |
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def TestOsList(): |
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"""gnt-os list"""
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AssertCommand(["gnt-os", "list"]) |
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def TestOsDiagnose(): |
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"""gnt-os diagnose"""
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AssertCommand(["gnt-os", "diagnose"]) |
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def _TestOsModify(hvp_dict, fail=False): |
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"""gnt-os modify"""
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cmd = ["gnt-os", "modify"] |
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for hv_name, hv_params in hvp_dict.items(): |
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cmd.append("-H")
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options = [] |
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for key, value in hv_params.items(): |
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options.append("%s=%s" % (key, value))
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cmd.append("%s:%s" % (hv_name, ",".join(options))) |
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cmd.append(_TEMP_OS_NAME) |
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AssertCommand(cmd, fail=fail) |
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def _TestOsStates(os_name): |
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"""gnt-os modify, more stuff"""
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cmd = ["gnt-os", "modify"] |
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for param in ["hidden", "blacklisted"]: |
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for val in ["yes", "no"]: |
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new_cmd = cmd + ["--%s" % param, val, os_name]
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AssertCommand(new_cmd) |
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# check that double-running the command is OK
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AssertCommand(new_cmd) |
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def _SetupTempOs(node, dirname, variant, valid): |
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"""Creates a temporary OS definition on the given node.
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"""
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sq = utils.ShellQuoteArgs |
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parts = [ |
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sq(["rm", "-rf", dirname]), |
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sq(["mkdir", "-p", dirname]), |
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sq(["cd", dirname]),
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sq(["ln", "-fs", "/bin/true", "export"]), |
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sq(["ln", "-fs", "/bin/true", "import"]), |
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sq(["ln", "-fs", "/bin/true", "rename"]), |
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sq(["ln", "-fs", "/bin/true", "verify"]), |
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] |
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if valid:
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parts.append(sq(["ln", "-fs", "/bin/true", "create"])) |
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parts.append(sq(["echo", str(constants.OS_API_V20)]) + |
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" >ganeti_api_version")
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parts.append(sq(["echo", variant]) + " >variants.list") |
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parts.append(sq(["echo", "funny this is funny"]) + " >parameters.list") |
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cmd = " && ".join(parts)
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print qa_utils.FormatInfo("Setting up %s with %s OS definition" % |
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(node["primary"],
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["an invalid", "a valid"][int(valid)])) |
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AssertCommand(cmd, node=node) |
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def _RemoveTempOs(node, dirname): |
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"""Removes a temporary OS definition.
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"""
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AssertCommand(["rm", "-rf", dirname], node=node) |
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def _TestOs(mode, rapi_cb): |
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"""Generic function for OS definition testing
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"""
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master = qa_config.GetMasterNode() |
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name = _TEMP_OS_NAME |
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variant = "default"
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fullname = "%s+%s" % (name, variant)
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dirname = _TEMP_OS_PATH |
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# Ensure OS is usable
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cmd = ["gnt-os", "modify", "--hidden=no", "--blacklisted=no", name] |
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AssertCommand(cmd) |
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nodes = [] |
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try:
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for i, node in enumerate(qa_config.get("nodes")): |
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nodes.append(node) |
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if mode == _ALL_INVALID:
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valid = False
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elif mode == _ALL_VALID:
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valid = True
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elif mode == _PARTIALLY_VALID:
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valid = bool(i % 2) |
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else:
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raise AssertionError("Unknown mode %s" % mode) |
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_SetupTempOs(node, dirname, variant, valid) |
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# TODO: Use Python 2.6's itertools.permutations
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for (hidden, blacklisted) in [(False, False), (True, False), |
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(False, True), (True, True)]: |
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# Change OS' visibility
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cmd = ["gnt-os", "modify", "--hidden", ["no", "yes"][int(hidden)], |
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"--blacklisted", ["no", "yes"][int(blacklisted)], name] |
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AssertCommand(cmd) |
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# Diagnose, checking exit status
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AssertCommand(["gnt-os", "diagnose"], fail=(mode != _ALL_VALID)) |
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# Diagnose again, ignoring exit status
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output = qa_utils.GetCommandOutput(master["primary"],
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"gnt-os diagnose || :")
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for line in output.splitlines(): |
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if line.startswith("OS: %s [global status:" % name): |
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break
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else:
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raise qa_error.Error("Didn't find OS '%s' in 'gnt-os diagnose'" % name) |
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# Check info for all
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cmd = ["gnt-os", "info"] |
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output = qa_utils.GetCommandOutput(master["primary"],
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utils.ShellQuoteArgs(cmd)) |
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AssertIn("%s:" % name, output.splitlines())
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# Check info for OS
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cmd = ["gnt-os", "info", name] |
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output = qa_utils.GetCommandOutput(master["primary"],
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utils.ShellQuoteArgs(cmd)).splitlines() |
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AssertIn("%s:" % name, output)
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for (field, value) in [("valid", mode == _ALL_VALID), |
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("hidden", hidden),
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("blacklisted", blacklisted)]:
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AssertIn(" - %s: %s" % (field, value), output)
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# Only valid OSes should be listed
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cmd = ["gnt-os", "list", "--no-headers"] |
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output = qa_utils.GetCommandOutput(master["primary"],
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utils.ShellQuoteArgs(cmd)) |
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if mode == _ALL_VALID and not (hidden or blacklisted): |
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assert_fn = AssertIn |
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else:
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assert_fn = AssertNotIn |
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assert_fn(fullname, output.splitlines()) |
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# Check via RAPI
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if rapi_cb:
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assert_fn(fullname, rapi_cb()) |
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finally:
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for node in nodes: |
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_RemoveTempOs(node, dirname) |
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def TestOsValid(rapi_cb): |
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"""Testing valid OS definition"""
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return _TestOs(_ALL_VALID, rapi_cb)
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def TestOsInvalid(rapi_cb): |
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"""Testing invalid OS definition"""
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return _TestOs(_ALL_INVALID, rapi_cb)
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def TestOsPartiallyValid(rapi_cb): |
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"""Testing partially valid OS definition"""
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return _TestOs(_PARTIALLY_VALID, rapi_cb)
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def TestOsModifyValid(): |
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"""Testing a valid os modify invocation"""
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hv_dict = { |
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constants.HT_XEN_PVM: { |
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constants.HV_ROOT_PATH: "/dev/sda5",
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}, |
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constants.HT_XEN_HVM: { |
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constants.HV_ACPI: False,
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constants.HV_PAE: True,
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}, |
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} |
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return _TestOsModify(hv_dict)
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def TestOsModifyInvalid(): |
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"""Testing an invalid os modify invocation"""
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hv_dict = { |
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"blahblahblubb": {"bar": ""}, |
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} |
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return _TestOsModify(hv_dict, fail=True) |
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def TestOsStatesNonExisting(): |
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"""Testing OS states with non-existing OS"""
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AssertCommand(["test", "-e", _TEMP_OS_PATH], fail=True) |
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return _TestOsStates(_TEMP_OS_NAME)
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