Adds tcp profile module for BIGIP (#39268)

This patch adds a module to support manipulation of TCP profiles
on a BIGIP

test/units/modules/network/f5/fixtures/load_ltm_profile_tcp_1.json

@@ -0,0 +1,92 @@
+{
+    "kind": "tm:ltm:profile:tcp:tcpstate",
+    "name": "foo",
+    "partition": "Common",
+    "fullPath": "/Common/foo",
+    "generation": 92,
+    "selfLink": "https://localhost/mgmt/tm/ltm/profile/tcp/~Common~foo?ver=13.1.0.4",
+    "abc": "enabled",
+    "ackOnPush": "enabled",
+    "appService": "none",
+    "autoProxyBufferSize": "disabled",
+    "autoReceiveWindowSize": "disabled",
+    "autoSendBufferSize": "disabled",
+    "closeWaitTimeout": 5,
+    "cmetricsCache": "enabled",
+    "cmetricsCacheTimeout": 0,
+    "congestionControl": "high-speed",
+    "defaultsFrom": "/Common/tcp",
+    "defaultsFromReference": {
+        "link": "https://localhost/mgmt/tm/ltm/profile/tcp/~Common~tcp?ver=13.1.0.4"
+    },
+    "deferredAccept": "disabled",
+    "delayWindowControl": "disabled",
+    "delayedAcks": "enabled",
+    "description": "none",
+    "dsack": "disabled",
+    "earlyRetransmit": "enabled",
+    "ecn": "enabled",
+    "enhancedLossRecovery": "disabled",
+    "fastOpen": "disabled",
+    "fastOpenCookieExpiration": 21600,
+    "finWait_2Timeout": 300,
+    "finWaitTimeout": 5,
+    "hardwareSynCookie": "enabled",
+    "idleTimeout": 300,
+    "initCwnd": 3,
+    "initRwnd": 3,
+    "ipDfMode": "pmtu",
+    "ipTosToClient": "0",
+    "ipTtlMode": "proxy",
+    "ipTtlV4": 255,
+    "ipTtlV6": 64,
+    "keepAliveInterval": 1800,
+    "limitedTransmit": "enabled",
+    "linkQosToClient": "0",
+    "maxRetrans": 8,
+    "maxSegmentSize": 1460,
+    "md5Signature": "disabled",
+    "minimumRto": 1000,
+    "mptcp": "disabled",
+    "mptcpCsum": "disabled",
+    "mptcpCsumVerify": "disabled",
+    "mptcpDebug": "disabled",
+    "mptcpFallback": "reset",
+    "mptcpFastjoin": "disabled",
+    "mptcpIdleTimeout": 300,
+    "mptcpJoinMax": 5,
+    "mptcpMakeafterbreak": "disabled",
+    "mptcpNojoindssack": "disabled",
+    "mptcpRtomax": 5,
+    "mptcpRxmitmin": 1000,
+    "mptcpSubflowmax": 6,
+    "mptcpTimeout": 3600,
+    "nagle": "disabled",
+    "pktLossIgnoreBurst": 0,
+    "pktLossIgnoreRate": 0,
+    "proxyBufferHigh": 49152,
+    "proxyBufferLow": 32768,
+    "proxyMss": "enabled",
+    "proxyOptions": "disabled",
+    "pushFlag": "default",
+    "ratePace": "disabled",
+    "ratePaceMaxRate": 0,
+    "receiveWindowSize": 65535,
+    "resetOnTimeout": "enabled",
+    "rexmtThresh": 3,
+    "selectiveAcks": "enabled",
+    "selectiveNack": "disabled",
+    "sendBufferSize": 65535,
+    "slowStart": "enabled",
+    "synCookieEnable": "enabled",
+    "synCookieWhitelist": "disabled",
+    "synMaxRetrans": 3,
+    "synRtoBase": 3000,
+    "tailLossProbe": "disabled",
+    "tcpOptions": "none",
+    "timeWaitRecycle": "enabled",
+    "timeWaitTimeout": "2000",
+    "timestamps": "enabled",
+    "verifiedAccept": "disabled",
+    "zeroWindowTimeout": 20000
+}

test/units/modules/network/f5/test_bigip_profile_tcp.py

@@ -0,0 +1,114 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright: (c) 2017, F5 Networks Inc.
+# GNU General Public License v3.0 (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+import os
+import json
+import pytest
+import sys
+
+from nose.plugins.skip import SkipTest
+if sys.version_info < (2, 7):
+    raise SkipTest("F5 Ansible modules require Python >= 2.7")
+
+from ansible.compat.tests import unittest
+from ansible.compat.tests.mock import Mock
+from ansible.compat.tests.mock import patch
+from ansible.module_utils.basic import AnsibleModule
+
+try:
+    from library.modules.bigip_profile_tcp import ApiParameters
+    from library.modules.bigip_profile_tcp import ModuleParameters
+    from library.modules.bigip_profile_tcp import ModuleManager
+    from library.modules.bigip_profile_tcp import ArgumentSpec
+    from library.module_utils.network.f5.common import F5ModuleError
+    from library.module_utils.network.f5.common import iControlUnexpectedHTTPError
+    from test.unit.modules.utils import set_module_args
+except ImportError:
+    try:
+        from ansible.modules.network.f5.bigip_profile_tcp import ApiParameters
+        from ansible.modules.network.f5.bigip_profile_tcp import ModuleParameters
+        from ansible.modules.network.f5.bigip_profile_tcp import ModuleManager
+        from ansible.modules.network.f5.bigip_profile_tcp import ArgumentSpec
+        from ansible.module_utils.network.f5.common import F5ModuleError
+        from ansible.module_utils.network.f5.common import iControlUnexpectedHTTPError
+        from units.modules.utils import set_module_args
+    except ImportError:
+        raise SkipTest("F5 Ansible modules require the f5-sdk Python library")
+
+fixture_path = os.path.join(os.path.dirname(__file__), 'fixtures')
+fixture_data = {}
+
+
+def load_fixture(name):
+    path = os.path.join(fixture_path, name)
+
+    if path in fixture_data:
+        return fixture_data[path]
+
+    with open(path) as f:
+        data = f.read()
+
+    try:
+        data = json.loads(data)
+    except Exception:
+        pass
+
+    fixture_data[path] = data
+    return data
+
+
+class TestParameters(unittest.TestCase):
+    def test_module_parameters(self):
+        args = dict(
+            name='foo',
+            parent='bar',
+            idle_timeout='500'
+        )
+
+        p = ModuleParameters(params=args)
+        assert p.name == 'foo'
+        assert p.parent == '/Common/bar'
+        assert p.idle_timeout == 500
+
+    def test_api_parameters(self):
+        args = load_fixture('load_ltm_profile_tcp_1.json')
+        p = ApiParameters(params=args)
+        assert p.name == 'foo'
+        assert p.idle_timeout == 300
+
+
+class TestManager(unittest.TestCase):
+
+    def setUp(self):
+        self.spec = ArgumentSpec()
+
+    def test_create(self, *args):
+        # Configure the arguments that would be sent to the Ansible module
+        set_module_args(dict(
+            name='foo',
+            parent='bar',
+            idle_timeout=500,
+            password='password',
+            server='localhost',
+            user='admin'
+        ))
+
+        module = AnsibleModule(
+            argument_spec=self.spec.argument_spec,
+            supports_check_mode=self.spec.supports_check_mode
+        )
+        mm = ModuleManager(module=module)
+
+        # Override methods to force specific logic in the module to happen
+        mm.exists = Mock(return_value=False)
+        mm.create_on_device = Mock(return_value=True)
+
+        results = mm.exec_module()
+
+        assert results['changed'] is True
+        assert results['idle_timeout'] == 500