Change dependency to use flavors

This makes sure we install the correct and only the correct dependencies
when installing tooz, based on the driver one wants to use.

Change-Id: I58825cf228771a00b28d515a552141b42f884efa

requirements.txt

@@ -5,7 +5,6 @@ pbr>=1.6 # Apache-2.0
 stevedore>=1.10.0 # Apache-2.0
 six>=1.9.0 # MIT
 enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
-zake>=0.1.6 # Apache-2.0
 voluptuous>=0.8.9 # BSD License
 msgpack-python>=0.4.0 # Apache-2.0
 fasteners>=0.7 # Apache-2.0
@@ -14,5 +13,3 @@ futures>=3.0;python_version=='2.7' or python_version=='2.6' # BSD
 futurist>=0.11.0 # Apache-2.0
 oslo.utils>=3.11.0 # Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
-requests>=2.10.0 # Apache-2.0
-python-consul>=0.4.7 # MIT License

setup.cfg

@@ -37,6 +37,47 @@ tooz.backends =
     zookeeper = tooz.drivers.zookeeper:KazooDriver
     consul = tooz.drivers.consul:ConsulDriver
 
+[extras]
+consul =
+   python-consul>=0.4.7 # MIT License
+
+etcd =
+    requests>=2.10.0 # Apache-2.0
+
+zake =
+    zake>=0.1.6 # Apache-2.0
+
+redis =
+    redis>=2.10.0 # MIT
+
+postgresql =
+    psycopg2>=2.5 # LGPL/ZPL
+
+mysql =
+    PyMySQL>=0.6.2 # MIT License
+
+zookeeper =
+    kazoo>=2.2 # Apache-2.0
+
+memcached =
+    pymemcache!=1.3.0,>=1.2.9 # Apache 2.0 License
+
+ipc =
+    sysv-ipc>=0.6.8 # BSD License
+
+test =
+    mock>=2.0 # BSD
+    python-subunit>=0.0.18 # Apache-2.0/BSD
+    testrepository>=0.0.18 # Apache-2.0/BSD
+    testtools>=1.4.0 # MIT
+    coverage>=3.6 # Apache-2.0
+    fixtures>=3.0.0 # Apache-2.0/BSD
+    pifpaf>=0.4.0 # Apache-2.0
+
+doc =
+    sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
+    oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
+
 [pbr]
 warnerrors = True
 

test-requirements.txt

@@ -1,20 +0,0 @@
-# The order of packages is significant, because pip processes them in the order
-# of appearance. Changing the order has an impact on the overall integration
-# process, which may cause wedges in the gate later.
-mock>=2.0 # BSD
-sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
-oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
-python-subunit>=0.0.18 # Apache-2.0/BSD
-testrepository>=0.0.18 # Apache-2.0/BSD
-testtools>=1.4.0 # MIT
-coverage>=3.6 # Apache-2.0
-fixtures>=3.0.0 # Apache-2.0/BSD
-pifpaf>=0.4.0 # Apache-2.0
-
-# All the various optional drivers require these...
-psycopg2>=2.5 # LGPL/ZPL
-PyMySQL>=0.6.2 # MIT License
-sysv-ipc>=0.6.8 # BSD License
-kazoo>=2.2 # Apache-2.0
-pymemcache!=1.3.0,>=1.2.9 # Apache 2.0 License
-redis>=2.10.0 # MIT

tox.ini

@@ -1,12 +1,24 @@
 [tox]
-minversion = 1.6
+minversion = 1.8
 envlist = py27,py34,py27-zookeeper,py34-zookeeper,py27-redis,py34-redis,py27-sentinel,py34-sentinel,py27-memcached,py34-memcached,py27-postgresql,py34-postgresql,py27-mysql,py34-mysql,py27-consul,py34-consul,pep8
 
 [testenv]
-deps = -r{toxinidir}/test-requirements.txt
+# We need to install a bit more than just `test' because those drivers have
+# custom tests that we always run
+deps = .[test,zake,ipc,memcached,mysql]
+    py{27,34}-zookeeper: .[zookeeper]
+    py{27,34}-redis: .[redis]
+    py{27,34}-sentinel: .[redis]
+    py{27,34}-memcached: .[memcached]
+    py{27,34}-postgresql: .[postgresql]
+    py{27,34}-mysql: .[mysql]
+    py{27,34}-etcd: .[etcd]
+    py{27,34}-consul: .[consul]
 commands = python setup.py testr --slowest --testr-args="{posargs}"
 
 [testenv:venv]
+# This target is used by the gate go run Sphinx to build the doc
+deps = .[doc]
 commands = {posargs}
 
 [testenv:py27]