Make lower constraints CI works well

The actual target of openstack-tox-lower-constraints is using the lower
version package to run unit test.

But in current Cinder CI,there was a hard code to specify the
upper-constraints.txt, that means we install the package in
upper-constraints.txt, but the lower-constraints.txt doesn't work well.

This patch try to fix this error, move the hard code to 'deps'.

We also refresh the lower-constraints.txt and requirements.txt to make
CI works well:
1. Add libxml2-dev, libxslt-devel, libxslt1-dev to bindep.txt to make
lxml can be built successfully, like what we do in other project. [0]
2. Upgrade oslo.messaging to 6.4.0 to avoid "ACCESS_REFUSED
- Login was refused using authentication mechanism AMQPLAIN." error.
3. Upgrade oslo.utils to 3.34.0 to add a new method escape_ipv6 [1] to
oslo_utils.netutils, which is needed by [2].
4. Upgrade keystoneauth1 to 3.7.0 to fix "no such option split_loggers
in group [service_user]" [3]

[0] https://github.com/openstack/nova/blob/bb3ded3/bindep.txt#L17-L19
[1] https://review.openstack.org/#/c/495166/
[2] https://github.com/openstack/cinder/blob/fe421fe/cinder/volume/drivers/netapp/utils.py#L172
[3] https://review.openstack.org/#/c/578008/

Change-Id: Ide84d49c283c0ad179a5cfdb0392d34ee73d97ea
Closes-bug: #1801239

bindep.txt

@@ -30,3 +30,6 @@ postgresql-client [platform:dpkg]
 postgresql-devel [platform:rpm]
 postgresql-server [platform:rpm]
 thin-provisioning-tools [platform:debian]
+libxml2-dev [platform:dpkg test]
+libxslt-devel [platform:rpm test]
+libxslt1-dev [platform:dpkg test]

lower-constraints.txt

@@ -48,7 +48,7 @@ Jinja2==2.10
 jsonpatch==1.21
 jsonpointer==2.0
 jsonschema==2.6.0
-keystoneauth1==3.4.0
+keystoneauth1==3.7.0
 keystonemiddleware==4.17.0
 kombu==4.1.0
 linecache2==1.0.0
@@ -75,7 +75,7 @@ oslo.context==2.19.2
 oslo.db==4.27.0
 oslo.i18n==3.15.3
 oslo.log==3.36.0
-oslo.messaging==5.29.0
+oslo.messaging==6.4.0
 oslo.middleware==3.31.0
 oslo.policy==1.30.0
 oslo.privsep==1.23.0
@@ -83,7 +83,7 @@ oslo.reports==1.18.0
 oslo.rootwrap==5.8.0
 oslo.serialization==2.18.0
 oslo.service==1.24.0
-oslo.utils==3.33.0
+oslo.utils==3.34.0
 oslo.versionedobjects==1.31.2
 oslo.vmware==2.17.0
 oslotest==3.2.0

requirements.txt

@@ -13,7 +13,7 @@ httplib2>=0.9.1 # MIT
 iso8601>=0.1.11 # MIT
 jsonschema<3.0.0,>=2.6.0 # MIT
 ipaddress>=1.0.17;python_version<'3.3' # PSF
-keystoneauth1>=3.4.0 # Apache-2.0
+keystoneauth1>=3.7.0 # Apache-2.0
 keystonemiddleware>=4.17.0 # Apache-2.0
 lxml!=3.7.0,>=3.4.1 # BSD
 oauth2client!=4.0.0,>=1.5.0 # Apache-2.0
@@ -22,7 +22,7 @@ oslo.concurrency>=3.26.0 # Apache-2.0
 oslo.context>=2.19.2 # Apache-2.0
 oslo.db>=4.27.0 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
-oslo.messaging>=5.29.0 # Apache-2.0
+oslo.messaging>=6.4.0 # Apache-2.0
 oslo.middleware>=3.31.0 # Apache-2.0
 oslo.policy>=1.30.0 # Apache-2.0
 oslo.privsep>=1.23.0 # Apache-2.0
@@ -31,7 +31,7 @@ oslo.rootwrap>=5.8.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 oslo.service!=1.28.1,>=1.24.0 # Apache-2.0
 oslo.upgradecheck>=0.1.0 # Apache-2.0
-oslo.utils>=3.33.0 # Apache-2.0
+oslo.utils>=3.34.0 # Apache-2.0
 oslo.versionedobjects>=1.31.2 # Apache-2.0
 osprofiler>=1.4.0 # Apache-2.0
 paramiko>=2.0.0 # LGPLv2.1+

tox.ini

@@ -12,9 +12,10 @@ setenv = VIRTUAL_ENV={envdir}
          OS_TEST_TIMEOUT=60
          OS_TEST_PATH=./cinder/tests/unit
 usedevelop = True
-install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
+install_command = pip install {opts} {packages}
 
-deps = -r{toxinidir}/test-requirements.txt
+deps = -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+        -r{toxinidir}/test-requirements.txt
 
 # By default stestr will set concurrency
 # to ncpu, to specify something else use