Add /statusz to report some deploy-time info

app.rb

@@ -122,6 +122,8 @@ def replace_shas_with_links(text)
     next if request.url =~ /^#{root_url}\/stats/
     next if request.url =~ /^#{root_url}\/inspire/
     next if request.url =~ /^#{root_url}\/keyboard_shortcuts/
+    next if request.url =~ /^#{root_url}\/admin/
+    next if request.url =~ /^#{root_url}\/statusz/
     next if request.url =~ /^#{root_url}\/.*\.css/
     next if request.url =~ /^#{root_url}\/.*\.js/
     next if request.url =~ /^#{root_url}\/.*\.woff/
@@ -356,6 +358,11 @@ def replace_shas_with_links(text)
     }
   end
 
+  get "/statusz" do
+    content_type "text/plain"
+    File.read(File.join(File.dirname(__FILE__), "./git_deploy_info.txt"))
+  end
+
   # For development use only -- for testing and styling emails. Use ?send_email=true to actually send
   # the email for this comment.
   get "/dev/latest_comment_email_preview" do

config/recipes/core.rb

@@ -31,6 +31,8 @@
     command = "rsync -r --archive --safe-links --delete --exclude=.git --exclude=log --exclude=tmp " +
         "#{local_path}/* '/tmp/#{app}/'"
     puts `#{command}`
+    # Write out a bit of useful deploy-time info
+    `./config/recipes/write_git_info.sh > /tmp/#{app}/git_deploy_info.txt`
     Rake::Task["fezzik:save_environment"].invoke
   end
 

config/recipes/write_git_info.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+echo "Latest commit:"
+git log --pretty=%H -n 1
+echo
+echo "Current branch:"
+git branch --no-color | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'
+echo
+echo "Date:"
+date -u
+echo
+echo "Current user on host:"
+whoami
+echo
+echo "Git user info:"
+git config --get user.name
+git config --get user.email