feat: add rollback command

blackbelt/commands/rollback.py

@@ -0,0 +1,12 @@
+import click
+
+from blackbelt.deployment import (
+    rollback_production
+)
+
+
+@click.group(invoke_without_command=True, help="""
+    Rollback latest version from production environments (prod, pre, qa)
+    """)
+def cli():
+    rollback_production()

blackbelt/deployment.py

@@ -27,3 +27,11 @@ def deploy_production():
     check_output(['grunt', 'deploy-slug', '--app=apiary-staging-qa'])
     check_output(['grunt', 'deploy-slug', '--app=apiary-staging-pre'])
     check_output(['grunt', 'deploy-slug'])
+
+def rollback_production():
+
+    post_message("Rollback production for all environments (prod, qa, pre)", "#deploy-queue")
+
+    check_call(['grunt', 'rollback', '--app=apiary-staging-qa'])
+    check_call(['grunt', 'rollback', '--app=apiary-staging-pre'])
+    check_call(['grunt', 'rollback'])