Add a basic cgxget cgroup v1 test.
-----------------------------------------------------------------
Test Results:
Run Date: Feb 24 21:56:16
Passed: 1 test(s)
Skipped: 0 test(s)
Failed: 0 test(s)
-----------------------------------------------------------------
Timing Results:
Test Time (sec)
---------------------------------------------------------
setup 14.52
017-cgxget-basic_cgxget_v1.py 0.94
teardown 0.00
---------------------------------------------------------
Total Run Time 15.46
Signed-off-by: Tom Hromatka <tom.hroma...@oracle.com>
---
ftests/017-cgxget-basic_cgxget_v1.py | 153 +++++++++++++++++++++++++++
1 file changed, 153 insertions(+)
create mode 100755 ftests/017-cgxget-basic_cgxget_v1.py
diff --git a/ftests/017-cgxget-basic_cgxget_v1.py
b/ftests/017-cgxget-basic_cgxget_v1.py
new file mode 100755
index 000000000000..30fe5984bd3a
--- /dev/null
+++ b/ftests/017-cgxget-basic_cgxget_v1.py
@@ -0,0 +1,153 @@
+#!/usr/bin/env python3
+#
+# Basic cgxget functionality test
+#
+# Copyright (c) 2021 Oracle and/or its affiliates.
+# Author: Tom Hromatka <tom.hroma...@oracle.com>
+#
+
+#
+# This library is free software; you can redistribute it and/or modify it
+# under the terms of version 2.1 of the GNU Lesser General Public License as
+# published by the Free Software Foundation.
+#
+# This library is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+# for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this library; if not, see <http://www.gnu.org/licenses>.
+#
+
+from cgroup import Cgroup, CgroupVersion
+import consts
+import ftests
+import os
+from run import RunError
+import sys
+
+CONTROLLER = 'cpu'
+CGNAME = '017cgxget'
+
+V1_SETTING = 'cpu.shares'
+V1_VALUE = '512'
+
+V2_SETTING = 'cpu.weight'
+V2_VALUE = '50'
+
+def prereqs(config):
+ result = consts.TEST_PASSED
+ cause = None
+
+ if CgroupVersion.get_version('cpu') != CgroupVersion.CGROUP_V1:
+ result = consts.TEST_SKIPPED
+ cause = "This test requires the cgroup v1 cpu controller"
+
+ # Github Actions has issues with cgxget and the code coverage profiler.
+ # This causes issues with the error handling of this test
+ if not config.args.container:
+ result = consts.TEST_SKIPPED
+ cause = "This test cannot be run outside of a container"
+ return result, cause
+
+ return result, cause
+
+def setup(config):
+ Cgroup.create(config, CONTROLLER, CGNAME)
+ Cgroup.set(config, CGNAME, V1_SETTING, V1_VALUE)
+
+def test(config):
+ result = consts.TEST_PASSED
+ cause = None
+
+ # $ cgxget -r cpu.shares 017cgxget
+ # 017cgxget:
+ # cpu.shares: 512
+ expected = "{}:\n{}: {}".format(CGNAME, V1_SETTING, V1_VALUE)
+ out = Cgroup.xget(config, controller=None, cgname=CGNAME,
+ setting=V1_SETTING, print_headers=True,
+ values_only=False)
+ if out != expected:
+ result = consts.TEST_FAILED
+ cause = "cgxget expected {} but received {}".format(expected, out)
+
+ # $ cgxget -1 -n -r cpu.shares 017cgxget
+ # cpu.shares: 512
+ expected = "{}: {}".format(V1_SETTING, V1_VALUE)
+ out = Cgroup.xget(config, controller=None, cgname=CGNAME,
+ setting=V1_SETTING, print_headers=False,
+ values_only=False, version=CgroupVersion.CGROUP_V1)
+ if out != expected:
+ result = consts.TEST_FAILED
+ cause = "cgxget expected {} but received {}".format(expected, out)
+
+ # $ cgxget -2 -n -r cpu.weight 017cgxget
+ # cpu.weight: 50
+ expected = "{}: {}".format(V2_SETTING, V2_VALUE)
+ out = Cgroup.xget(config, controller=None, cgname=CGNAME,
+ setting=V2_SETTING, print_headers=False,
+ values_only=False, version=CgroupVersion.CGROUP_V2)
+ if out != expected:
+ result = consts.TEST_FAILED
+ cause = "cgxget expected {} but received {}".format(expected, out)
+
+ # Provide an invalid combination of a v1 setting and a v2 flag
+ # $ cgxget -2 -n -r cpu.shares 017cgxget
+ try:
+ out = Cgroup.xget(config, controller=None, cgname=CGNAME,
+ setting=V1_SETTING, print_headers=False,
+ values_only=False, version=CgroupVersion.CGROUP_V2)
+ except RunError as re:
+ if re.ret != 93:
+ result = consts.TEST_FAILED
+ cause = "Expected return code of 93 but received {}".format(
+ re.ret)
+ return result, causea
+ else:
+ result = consts.TEST_FAILED
+ cause = "cgxget -2 -n -r cpu.shares 017cgxget erroneously passed"
+ return result, cause
+
+ # Provide an invalid combination of a v2 setting and a v1 flag
+ # $ cgxget -1 -n -r cpu.weight 017cgxget
+ try:
+ out = Cgroup.xget(config, controller=None, cgname=CGNAME,
+ setting=V2_SETTING, print_headers=False,
+ values_only=False, version=CgroupVersion.CGROUP_V1)
+ except RunError as re:
+ if not "variable file read failed No such file or directory" in
re.stderr:
+ result = consts.TEST_FAILED
+ cause = "Expected 'No such file...' to be in stderr"
+ return result, causea
+
+ if re.ret != 96:
+ result = consts.TEST_FAILED
+ cause = "Expected return code of 93 but received {}".format(
+ re.ret)
+ return result, causea
+ else:
+ result = consts.TEST_FAILED
+ cause = "cgxget -2 -n -r cpu.shares 017cgxget erroneously passed"
+ return result, cause
+ return result, cause
+
+def teardown(config):
+ Cgroup.delete(config, CONTROLLER, CGNAME)
+
+def main(config):
+ [result, cause] = prereqs(config)
+ if result != consts.TEST_PASSED:
+ return [result, cause]
+
+ setup(config)
+ [result, cause] = test(config)
+ teardown(config)
+
+ return [result, cause]
+
+if __name__ == '__main__':
+ config = ftests.parse_args()
+ # this test was invoked directly. run only it
+ config.args.num = int(os.path.basename(__file__).split('-')[0])
+ sys.exit(ftests.main(config))
--
2.26.2
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