Add cgroup v2 support to the 013-cgget-multiple_g_flags.py
functional test. It continues to support cgroup v1 as well.
Signed-off-by: Tom Hromatka <tom.hroma...@oracle.com>
---
ftests/013-cgget-multiple_g_flags.py | 61 ++++++++++++++++++++++++----
1 file changed, 52 insertions(+), 9 deletions(-)
diff --git a/ftests/013-cgget-multiple_g_flags.py
b/ftests/013-cgget-multiple_g_flags.py
index 1624dd355229..dbd8cc6f788e 100755
--- a/ftests/013-cgget-multiple_g_flags.py
+++ b/ftests/013-cgget-multiple_g_flags.py
@@ -24,16 +24,17 @@ from cgroup import Cgroup, CgroupVersion
import consts
import ftests
import os
+from run import RunError
import sys
-CONTROLLER1 = 'freezer'
+CONTROLLER1 = 'pids'
CONTROLLER2 = 'cpu'
CGNAME = '013cgget'
-EXPECTED_OUT = '''013cgget:
-freezer.self_freezing: 0
-freezer.parent_freezing: 0
-freezer.state: THAWED
+EXPECTED_OUT_V1 = '''013cgget:
+pids.current: 0
+pids.events: max 0
+pids.max: max
cpu.cfs_period_us: 100000
cpu.stat: nr_periods 0
nr_throttled 0
@@ -44,6 +45,24 @@ cpu.uclamp.min: 0.00
cpu.uclamp.max: max
'''
+EXPECTED_OUT_V2 = '''013cgget:
+pids.current: 0
+pids.events: max 0
+pids.max: max
+cpu.weight: 100
+cpu.stat: usage_usec 0
+ user_usec 0
+ system_usec 0
+ nr_periods 0
+ nr_throttled 0
+ throttled_usec 0
+cpu.weight.nice: 0
+cpu.pressure: some avg10=0.00 avg60=0.00 avg300=0.00 total=0
+cpu.max: max 100000
+cpu.uclamp.min: 0.00
+cpu.uclamp.max: max
+'''
+
def prereqs(config):
result = consts.TEST_PASSED
cause = None
@@ -61,18 +80,42 @@ def test(config):
out = Cgroup.get(config, controller=[CONTROLLER1, CONTROLLER2],
cgname=CGNAME)
+ version = CgroupVersion.get_version(CONTROLLER1)
+
+ if version == CgroupVersion.CGROUP_V1:
+ expected_out = EXPECTED_OUT_V1
+ elif version == CgroupVersion.CGROUP_V2:
+ expected_out = EXPECTED_OUT_V2
+
+ if len(out.splitlines()) != len(expected_out.splitlines()):
+ result = consts.TEST_FAILED
+ cause = "Expected {} lines but received {} lines".format(
+ len(expected_out.splitlines()), len(out.splitlines()))
+ return result, cause
+
for line_num, line in enumerate(out.splitlines()):
- if line.strip() != EXPECTED_OUT.splitlines()[line_num].strip():
+ if line.strip() != expected_out.splitlines()[line_num].strip():
result = consts.TEST_FAILED
cause = "Expected line:\n\t{}\nbut received line:\n\t{}".format(
- EXPECTED_OUT.splitlines()[line_num].strip(), line.strip())
+ expected_out.splitlines()[line_num].strip(), line.strip())
return result, cause
+ print(result)
+ print(cause)
return result, cause
def teardown(config):
- Cgroup.delete(config, CONTROLLER1, CGNAME)
- Cgroup.delete(config, CONTROLLER2, CGNAME)
+ ver1 = CgroupVersion.get_version(CONTROLLER1)
+ ver2 = CgroupVersion.get_version(CONTROLLER2)
+
+ if ver1 == CgroupVersion.CGROUP_V2 and \
+ ver2 == CgroupVersion.CGROUP_V2:
+ # If both controllers are cgroup v2, then we only need to delete
+ # one cgroup. The path will be the same for both
+ Cgroup.delete(config, [CONTROLLER1, CONTROLLER2], CGNAME)
+ else:
+ Cgroup.delete(config, CONTROLLER1, CGNAME)
+ Cgroup.delete(config, CONTROLLER2, CGNAME)
def main(config):
[result, cause] = prereqs(config)
--
2.31.1
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