Techexchange updates

lab1_ansible_install.adoc

@@ -102,5 +102,5 @@ sudo yum -y install ansible git
 .Let's verify that the packages are install by executing the following: 
 
 ----
-sudo rpm -qi ansible; sudo rpm -qi git
+sudo yum list installed ansible git
 ----

lab2_running_ansible.adoc

@@ -85,7 +85,7 @@ by your instructor.
 
 .Switch to root 
 ----
-$ sudo su - 
+$ sudo -i
 ----
 
 .Create the working directory
@@ -268,7 +268,7 @@ file using the following command:
 $ ansible --version
 
 ansible 2.5.5
-  config file = /home/root/openstack-ansible/ansible.cfg
+  config file = /root/openstack-ansible/ansible.cfg
   configured module search path = [u'/root/.ansible/plugins/modules', u'/usr/share/ansible/plugins/modules']
   ansible python module location = /usr/lib/python2.7/site-packages/ansible
   executable location = /bin/ansible

lab3_intro_to_playbooks.adoc

@@ -155,7 +155,7 @@ First, create the initial portion of our playbook that defines the name, target,
       shell: pip install --upgrade pip
 ----
 
-Next, install the required packages such as gcc, python-devel, libselinux-python, and shade. 
+Next, install the required packages such as gcc, python-devel, libselinux-python, and the OpenStack Ansible modules. 
 
 [source,]
 ----
@@ -167,9 +167,29 @@ Next, install the required packages such as gcc, python-devel, libselinux-python
         - gcc
         - python-devel
         - libselinux-python
+        - python-virtualenv
+        - ansible-openstack-modules
+        - openssl-devel
+        - libffi-devel
 
 ----
 
+Finally, use pip to install setuptools and shade.
+
+[source,]
+----
+     - name: make sure setuptools is latest
+       pip:
+         name: setuptools
+         state: latest
+
+     - name: install shade
+       pip:
+         name: shade
+         version: 1.27.1
+         extra_args: "-Iv"
+----
+
 Everything together should look like the following (_prepare-for-lab.yml_):
 
 [source,]