Introduce deploy option to show secrets in deploy log

Technically option is passed as environment variable TOWER_SHOW_SECRETS.
That variable should be parsed and reversed in ansible playbook.
It has to be passed to templates tasks with no_log: var_name

tower/api/deploy.py

@@ -59,6 +59,7 @@ class DeployHandler(BaseHandler):
             self.deploy_options = set([int(i) for i in self.get_argument("deployment_options").split(",")])
         except:  # noqa
             raise tornado.web.HTTPError(404)
+        env = os.environ.copy()
         if self.get_argument("deployment_options"):
             tags = []
             if 1 in self.deploy_options:
@@ -79,6 +80,10 @@ class DeployHandler(BaseHandler):
                 self.ansible_verbose = "-v"
             if 91 in self.deploy_options:
                 self.ansible_verbose = "-vvvvvvvv"
+            if 92 in self.deploy_options:
+                env.update({
+                    "TOWER_SHOW_SECRETS": "1"
+                })
             if tags:
                 self.tags = "--tags=" + ",".join(tags)
         logger.info("Running deploy on %s %s", self.env.name, self.deploy_options)
@@ -105,7 +110,6 @@ class DeployHandler(BaseHandler):
             ansible_ssh_cp = os.path.join(
                 "/tmp/tower-%%r-%%h-%%r"
             )
-        env = os.environ.copy()
         env.update({
             "NOC_ENV": str(self.env.name),
             "ANSIBLE_SSH_CONTROL_PATH": ansible_ssh_cp,

tower/ui/environment_ui.js

@@ -69,7 +69,8 @@ var environment_list = {
                         {id: 50, value: "Restart quick", tooltip: "Stop all, start all"},
                         {id: 51, value: "Restart gentle", tooltip: "Restart one by one"},
                         {id: 90, value: "Be verbose", tooltip: "Debug output -v"},
-                        {id: 91, value: "Be extremely verbose", tooltip: "Debug output -vvvv"}
+                        {id: 91, value: "Be extremely verbose", tooltip: "Debug output -vvvv"},
+                        {id: 92, value: "Show secrets in deploy log", tooltip: "Disable no_log"}
                     ],
                     value: "1"
                 }