Revert "Convert identity defaults to keystone v3 api"

This change have broke the Ironic tests. Reverting to unblock the Ironic
gate.

This reverts commit 4b115ad526df7e12bbdc71e0280b3c691e53ed04.

Closes-Bug: #1492216
Change-Id: I03acfdf47caf435cede1df08fd79b288a6662435
diff --git a/functions-common b/functions-common
index 473808b..446de53 100644
--- a/functions-common
+++ b/functions-common
@@ -690,13 +690,16 @@
 # Usage: get_or_create_domain <name> <description>
 function get_or_create_domain {
     local domain_id
+    local os_url="$KEYSTONE_SERVICE_URI_V3"
     # Gets domain id
     domain_id=$(
         # Gets domain id
-        openstack domain show $1 \
+        openstack --os-token=$OS_TOKEN --os-url=$os_url \
+            --os-identity-api-version=3 domain show $1 \
             -f value -c id 2>/dev/null ||
         # Creates new domain
-        openstack domain create $1 \
+        openstack --os-token=$OS_TOKEN --os-url=$os_url \
+            --os-identity-api-version=3 domain create $1 \
             --description "$2" \
             -f value -c id
     )
@@ -707,11 +710,13 @@
 # Usage: get_or_create_group <groupname> <domain> [<description>]
 function get_or_create_group {
     local desc="${3:-}"
+    local os_url="$KEYSTONE_SERVICE_URI_V3"
     local group_id
     # Gets group id
     group_id=$(
         # Creates new group with --or-show
-        openstack group create $1 \
+        openstack --os-token=$OS_TOKEN --os-url=$os_url \
+            --os-identity-api-version=3 group create $1 \
             --domain $2 --description "$desc" --or-show \
             -f value -c id
     )
@@ -733,6 +738,8 @@
         openstack user create \
             $1 \
             --password "$2" \
+            --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             --domain=$3 \
             $email \
             --or-show \
@@ -747,7 +754,9 @@
     local project_id
     project_id=$(
         # Creates new project with --or-show
-        openstack project create $1 \
+        openstack --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
+            project create $1 \
             --domain=$2 \
             --or-show -f value -c id
     )
@@ -761,6 +770,8 @@
     role_id=$(
         # Creates role with --or-show
         openstack role create $1 \
+            --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             --or-show -f value -c id
     )
     echo $role_id
@@ -773,6 +784,8 @@
     # Gets user role id
     user_role_id=$(openstack role list \
         --user $2 \
+        --os-url=$KEYSTONE_SERVICE_URI_V3 \
+        --os-identity-api-version=3 \
         --column "ID" \
         --project $3 \
         --column "Name" \
@@ -783,6 +796,8 @@
             $1 \
             --user $2 \
             --project $3 \
+            --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             | grep " id " | get_field 2)
     fi
     echo $user_role_id
@@ -794,15 +809,21 @@
     local group_role_id
     # Gets group role id
     group_role_id=$(openstack role list \
+        --os-url=$KEYSTONE_SERVICE_URI_V3 \
+        --os-identity-api-version=3 \
         --group $2 \
         --project $3 \
         -c "ID" -f value)
     if [[ -z "$group_role_id" ]]; then
         # Adds role to group and get it
         openstack role add $1 \
+            --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             --group $2 \
             --project $3
         group_role_id=$(openstack role list \
+            --os-url=$KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             --group $2 \
             --project $3 \
             -c "ID" -f value)
@@ -820,6 +841,8 @@
         openstack service show $2 -f value -c id 2>/dev/null ||
         # Creates new service if not exists
         openstack service create \
+            --os-url $KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             $2 \
             --name $1 \
             --description="$3" \
@@ -838,6 +861,8 @@
     # gets support for this, the check for the region name can be removed.
     # Related bug in keystone: https://bugs.launchpad.net/keystone/+bug/1482772
     endpoint_id=$(openstack endpoint list \
+        --os-url $KEYSTONE_SERVICE_URI_V3 \
+        --os-identity-api-version=3 \
         --service $1 \
         --interface $2 \
         --region $4 \
@@ -845,6 +870,8 @@
     if [[ -z "$endpoint_id" ]]; then
         # Creates new endpoint
         endpoint_id=$(openstack endpoint create \
+            --os-url $KEYSTONE_SERVICE_URI_V3 \
+            --os-identity-api-version=3 \
             $1 $2 $3 --region $4 -f value -c id)
     fi
 
diff --git a/stack.sh b/stack.sh
index 093fef4..accfd0a 100755
--- a/stack.sh
+++ b/stack.sh
@@ -989,15 +989,13 @@
         start_keystone
     fi
 
-    export OS_IDENTITY_API_VERSION=3
-
     # Set up a temporary admin URI for Keystone
-    SERVICE_ENDPOINT=$KEYSTONE_AUTH_URI/v3
+    SERVICE_ENDPOINT=$KEYSTONE_AUTH_URI/v2.0
 
     if is_service_enabled tls-proxy; then
         export OS_CACERT=$INT_CA_DIR/ca-chain.pem
         # Until the client support is fixed, just use the internal endpoint
-        SERVICE_ENDPOINT=http://$KEYSTONE_AUTH_HOST:$KEYSTONE_AUTH_PORT_INT/v3
+        SERVICE_ENDPOINT=http://$KEYSTONE_AUTH_HOST:$KEYSTONE_AUTH_PORT_INT/v2.0
     fi
 
     # Setup OpenStackClient token-endpoint auth
@@ -1025,13 +1023,14 @@
     # Begone token auth
     unset OS_TOKEN OS_URL
 
+    # force set to use v2 identity authentication even with v3 commands
+    export OS_AUTH_TYPE=v2password
+
     # Set up password auth credentials now that Keystone is bootstrapped
-    export OS_AUTH_URL=$KEYSTONE_AUTH_URI
+    export OS_AUTH_URL=$SERVICE_ENDPOINT
+    export OS_TENANT_NAME=admin
     export OS_USERNAME=admin
-    export OS_USER_DOMAIN_ID=default
     export OS_PASSWORD=$ADMIN_PASSWORD
-    export OS_PROJECT_NAME=admin
-    export OS_PROJECT_DOMAIN_ID=default
     export OS_REGION_NAME=$REGION_NAME
 fi