azure cli after_deploy step working properly; cleanup

.travis.yml

@@ -28,4 +28,4 @@ deploy:
       branch: topic-101-vm-simple-linux
 
 # TODO: possibly use Azure CLI to delete the resource group
-# after_deploy: docker run --rm -it azuresdk/azure-cli-python "az login --service-principal -u $ARM_CLIENT_ID -p $ARM_CLIENT_SECRET --tenant $ARM_TENANT_ID && az group delete $KEY"
+after_deploy: docker run --rm -it azuresdk/azure-cli-python az login --service-principal -u $ARM_CLIENT_ID -p $ARM_CLIENT_SECRET --tenant $ARM_TENANT_ID; az group delete -y -n $KEY

examples/azure-vm-simple-linux/deploy.sh

@@ -6,26 +6,26 @@ set -o errexit -o nounset
 # KEY=$(cat /dev/urandom | tr -cd 'a-z' | head -c 12)
 # PASSWORD=$KEY$(cat /dev/urandom | tr -cd 'A-Z' | head -c 2)$(cat /dev/urandom | tr -cd '0-9' | head -c 2)
 
-docker run --rm -it -v \
-  $(pwd):/data -w /data \
+docker run --rm -it \
+  -v $(pwd):/data -w /data \
   hashicorp/terraform:light \
   get
 
-docker run --rm -it -v \
-  -e $ARM_CLIENT_ID \
-  -e $ARM_CLIENT_SECRET \
-  -e $ARM_SUBSCRIPTION_ID \
-  -e $ARM_TENANT_ID \
-  $(pwd):/data -w /data \
+docker run --rm -it \
+  -e ARM_CLIENT_ID \
+  -e ARM_CLIENT_SECRET \
+  -e ARM_SUBSCRIPTION_ID \
+  -e ARM_TENANT_ID \
+  -v $(pwd):/data -w /data \
   hashicorp/terraform:light \
   plan -var dns_name=$KEY -var resource_group=$KEY -var admin_username=$KEY -var admin_password=$PASSWORD -out=out.tfplan
 
-docker run --rm -it -v \
-  -e $ARM_CLIENT_ID \
-  -e $ARM_CLIENT_SECRET \
-  -e $ARM_SUBSCRIPTION_ID \
-  -e $ARM_TENANT_ID \
-  $(pwd):/data -w /data \
+docker run --rm -it \
+  -e ARM_CLIENT_ID \
+  -e ARM_CLIENT_SECRET \
+  -e ARM_SUBSCRIPTION_ID \
+  -e ARM_TENANT_ID \
+  -v $(pwd):/data -w /data \
   hashicorp/terraform:light \
   apply out.tfplan
 
@@ -35,7 +35,6 @@ docker run --rm -it -v \
 #
 # terraform apply out.tfplan
 
-
 # TODO: determine external validation, possibly Azure CLI
 
 # echo "Setting git user name"