From af22c32c944839c56e3d13b62c04949ea95a6ff7 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 20 Jan 2023 14:26:07 +0100
Subject: [PATCH] Get the current running container ID

---
 lib/mrsk/cli/app.rb      | 5 +++++
 lib/mrsk/commands/app.rb | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/lib/mrsk/cli/app.rb b/lib/mrsk/cli/app.rb
index 54c0ec7f..55250399 100644
--- a/lib/mrsk/cli/app.rb
+++ b/lib/mrsk/cli/app.rb
@@ -77,6 +77,11 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
   def containers
     on(MRSK.config.hosts) { |host| puts "App Host: #{host}\n" + capture(*MRSK.app.list_containers, verbosity: Logger::INFO) + "\n\n" }
   end
+
+  desc "current", "Return the current running container ID"
+  def current
+    on(MRSK.config.hosts) { |host| puts "App Host: #{host}\n" + capture(*MRSK.app.current_container_id, verbosity: Logger::INFO) + "\n\n" }
+  end
   
   desc "logs", "Show last 100 log lines from app on servers"
   option :lines, type: :numeric, aliases: "-n", default: 1000, desc: "Number of log lines to pull from each server"
diff --git a/lib/mrsk/commands/app.rb b/lib/mrsk/commands/app.rb
index c79f26db..0cc5bb25 100644
--- a/lib/mrsk/commands/app.rb
+++ b/lib/mrsk/commands/app.rb
@@ -19,6 +19,10 @@ class Mrsk::Commands::App < Mrsk::Commands::Base
     docker :start, "#{config.service}-#{version}"
   end
 
+  def current_container_id
+    docker :ps, "-q", service_filter
+  end
+
   def stop
     [ "docker ps -q #{service_filter.join(" ")} | xargs docker stop" ]
   end