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-rw-r--r--cloudinit/net/tests/test_dhcp.py38
1 files changed, 38 insertions, 0 deletions
diff --git a/cloudinit/net/tests/test_dhcp.py b/cloudinit/net/tests/test_dhcp.py
index d4881592..7987f9d1 100644
--- a/cloudinit/net/tests/test_dhcp.py
+++ b/cloudinit/net/tests/test_dhcp.py
@@ -309,6 +309,7 @@ class TestDHCPDiscoveryClean(CiTestCase):
Lease processing still occurs and no proc kill is attempted.
"""
+ m_subp.return_value = ('', '')
tmpdir = self.tmp_dir()
dhclient_script = os.path.join(tmpdir, 'dhclient.orig')
script_content = '#!/bin/bash\necho fake-dhclient'
@@ -344,6 +345,7 @@ class TestDHCPDiscoveryClean(CiTestCase):
m_kill,
m_getppid):
"""dhcp_discovery waits for the presence of pidfile and dhcp.leases."""
+ m_subp.return_value = ('', '')
tmpdir = self.tmp_dir()
dhclient_script = os.path.join(tmpdir, 'dhclient.orig')
script_content = '#!/bin/bash\necho fake-dhclient'
@@ -370,6 +372,7 @@ class TestDHCPDiscoveryClean(CiTestCase):
It also returns the parsed dhcp.leases file generated in the sandbox.
"""
+ m_subp.return_value = ('', '')
tmpdir = self.tmp_dir()
dhclient_script = os.path.join(tmpdir, 'dhclient.orig')
script_content = '#!/bin/bash\necho fake-dhclient'
@@ -406,6 +409,41 @@ class TestDHCPDiscoveryClean(CiTestCase):
'eth9', '-sf', '/bin/true'], capture=True)])
m_kill.assert_has_calls([mock.call(my_pid, signal.SIGKILL)])
+ @mock.patch('cloudinit.net.dhcp.util.get_proc_ppid')
+ @mock.patch('cloudinit.net.dhcp.os.kill')
+ @mock.patch('cloudinit.net.dhcp.subp.subp')
+ def test_dhcp_output_error_stream(self, m_subp, m_kill, m_getppid):
+ """"dhcp_log_func is called with the output and error streams of
+ dhclinet when the callable is passed."""
+ dhclient_err = 'FAKE DHCLIENT ERROR'
+ dhclient_out = 'FAKE DHCLIENT OUT'
+ m_subp.return_value = (dhclient_out, dhclient_err)
+ tmpdir = self.tmp_dir()
+ dhclient_script = os.path.join(tmpdir, 'dhclient.orig')
+ script_content = '#!/bin/bash\necho fake-dhclient'
+ write_file(dhclient_script, script_content, mode=0o755)
+ lease_content = dedent("""
+ lease {
+ interface "eth9";
+ fixed-address 192.168.2.74;
+ option subnet-mask 255.255.255.0;
+ option routers 192.168.2.1;
+ }
+ """)
+ lease_file = os.path.join(tmpdir, 'dhcp.leases')
+ write_file(lease_file, lease_content)
+ pid_file = os.path.join(tmpdir, 'dhclient.pid')
+ my_pid = 1
+ write_file(pid_file, "%d\n" % my_pid)
+ m_getppid.return_value = 1 # Indicate that dhclient has daemonized
+
+ def dhcp_log_func(out, err):
+ self.assertEqual(out, dhclient_out)
+ self.assertEqual(err, dhclient_err)
+
+ dhcp_discovery(
+ dhclient_script, 'eth9', tmpdir, dhcp_log_func=dhcp_log_func)
+
class TestSystemdParseLeases(CiTestCase):