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#!/bin/env python3
# crun - OCI runtime written in C
#
# Copyright (C) 2017, 2018, 2019 Giuseppe Scrivano <giuseppe@scrivano.org>
# crun is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# crun 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with crun. If not, see <http://www.gnu.org/licenses/>.
import sys
from tests_utils import *
def parse_proc_limits(content):
lines = content.split("\n")
r = {}
mappings = {'Max open files' : "RLIMIT_NOFILE",
'Max processes' : "RLIMIT_NPROC",
'Max cpu time' : "RLIMIT_CPU",
'Max pending signals' : "RLIMIT_SIGPENDING"}
for i in lines[1:-1]:
s = [x.strip() for x in i.split(" ") if x != ""]
r[mappings.get(s[0], s[0])] = s
return r
def test_rlimits():
if is_rootless():
return 77
conf = base_config()
conf['process']['args'] = ['/init', 'cat', '/proc/self/limits']
rlimits = [
{"type" : "RLIMIT_SIGPENDING",
"soft" : 100,
"hard" : 200},
{"type" : "RLIMIT_NPROC",
"soft" : 50,
"hard" : 100},
{"type" : "RLIMIT_NOFILE",
"soft" : 512,
"hard" : 512},
{"type" : "RLIMIT_CPU",
"soft" : 2,
"hard" : 3},
]
conf['process']['rlimits'] = rlimits
add_all_namespaces(conf)
out, _ = run_and_get_output(conf)
limits = parse_proc_limits(out)
for v in rlimits:
limit = limits.get(v['type'])
if str(limit[1]) != str(v['soft']) or str(limit[2]) != str(v['hard']):
sys.stderr.write("# %s: %s %s\n" % (limit[0], limit[1], limit[2]))
return -1
return 0
all_tests = {
"rlimits" : test_rlimits,
}
if __name__ == "__main__":
tests_main(all_tests)
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