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import pytest
from tests.integration_tests.instances import IntegrationInstance
from tests.integration_tests.util import verify_clean_log
def customize_client(client: IntegrationInstance):
assert client.execute(
"echo '/tmp /var/tmp none rw,noexec,nosuid,nodev,bind 0 0'"
" | sudo tee -a /etc/fstab"
).ok
client.execute("cloud-init clean --logs")
client.restart()
@pytest.mark.adhoc
@pytest.mark.azure
@pytest.mark.ec2
@pytest.mark.gce
@pytest.mark.oci
@pytest.mark.openstack
def test_dhcp_tmp_noexec(client: IntegrationInstance):
customize_client(client)
assert (
"noexec" in client.execute('grep "/var/tmp" /proc/mounts').stdout
), "Precondition error: /var/tmp is not mounted as noexec"
log = client.read_from_file("/var/log/cloud-init.log")
assert (
"dhclient did not produce expected files: dhcp.leases, dhclient.pid"
not in log
)
verify_clean_log(log)
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