Temporary fix to enable requests to work

rally-openstack uses requests and requests has a requirement of urllib3 <1.24
urllib3 1.24 was released upstream for urllib3 which is incompatible with
requests.
So until psf/requests#4830 is resolved
Pinning urllib3 to 1.23.

Change-Id: I234709643b31ed87e2fd16ae65c616e3a8a83334

ansible/install/roles/browbeat/tasks/main.yml

@@ -95,6 +95,16 @@
     - heat-admin-id_rsa
   when: "(tripleo == true and (hosts_file_exists.stat.exists == false or hosts_file_exists.stat.isreg == false))"
 
+# Temporary fix until
+# https://github.com/requests/requests/issues/4830
+# is fixed upstream
+
+- name: Install urllib3
+  pip:
+    name: urllib3
+    version: 1.23
+    virtualenv: "{{ browbeat_venv }}"
+
 - name: Install requirements.txt into browbeat-venv
   pip:
     requirements: "{{ browbeat_path }}/requirements.txt"

ansible/install/roles/rally/tasks/main.yml

@@ -15,6 +15,16 @@
     line: 'export REQUESTS_CA_BUNDLE={{ overcloud_ca_path }}'
   when: overcloud_ca_path is defined
 
+# Temporary fix until
+# https://github.com/requests/requests/issues/4830
+# is fixed upstream
+
+- name: Install urllib3
+  pip:
+    name: urllib3
+    version: 1.23
+    virtualenv: "{{ rally_venv }}"
+
 - name: Install Rally with OpenStack plugins into rally-venv
   pip:
     name: rally-openstack