Feat os env

Instead of hardcode username and password in the Vagrantfile, we can use ENV to get it. Only thing we need to do is source the openrc.sh before you run vagrant related command.

Vagrantfile

@@ -9,19 +9,18 @@ Vagrant.configure("2") do |config|
   #config.vm.synced_folder '.', '/vagrant', disabled: true, type: 'rsync'
 
   config.vm.provider :openstack do |os|
-    os.openstack_auth_url               = 'http://ruffner.rc.uab.edu:5000/v3'
-    os.identity_api_version             = '3'
-    os.image                            = 'CentOS-7-x86_64-GenericCloud-1905'
+
+    os.openstack_auth_url               = ENV['OS_AUTH_URL']
+    os.identity_api_version             = ENV['OS_IDENTITY_API_VERSION']
     os.floating_ip_pool                 = 'bright-external-flat-externalnet'
 
     os.flavor                           = 'm1.medium'
-    os.project_name                     = "******"
-    os.user_domain_name                 = "default"
+    os.project_name                     = ENV['OS_PROJECT_NAME']
+    os.user_domain_name                 = ENV['OS_USER_DOMAIN_NAME']
     os.project_domain_name              = "default"
-    os.username                         = "*****"
-    os.tenant_name                      = "*****"
-    os.password                         = "*****"
-    os.region                           = "openstack"
+    os.username                         = ENV['OS_USERNAME']
+    os.password                         = ENV['OS_PASSWORD']
+    os.region                           = ENV['OS_REGION_NAME']
     os.networks                         = ['dmznet','clusternet']
     #os.keypair_name                     = "MacBook"
     os.security_groups                  = ["default"]
@@ -35,6 +34,7 @@ Vagrant.configure("2") do |config|
 
       ohpc.server_name                   = 'ohpc'
       ohpc.floating_ip                   = "192.168.16.145"
+      ohpc.image                         = 'CentOS-7-x86_64-GenericCloud-1905'
     end
   end