lib/jarl/base.rb in jarl-0.7.0 vs lib/jarl/base.rb in jarl-0.8.1

@@ -40,13 +40,52 @@
         abort "Failed to parse application definition in file '#{jf.path}': #{e}"
       end
     end.flatten
   end
 
+  # Returns list of running application instances
+  #
+  def self.application_instances
+    @application_instances ||= applications.map(&:instances).flatten
+  end
+
   # Returns list of applications matching the pattern
   #
-  def self.find_applications_by(pattern)
-    applications.select { |a| a.full_name.index(pattern) }
+  # @param patterns [nil] Match all application instances
+  # @param patterns [String] Match application instances by single pattern
+  # @param patterns [Arary<String>] Match application instances by all patterns
+  #
+  def self.find_applications_by(patterns)
+    find_application_instances_by(patterns).map(&:application).uniq
+  end
+
+  # Returns list of running application instances matching the pattern(s)
+  #
+  # @param patterns [nil] Match all application instances
+  # @param patterns [String] Match application instances by single pattern
+  # @param patterns [Arary<String>] Match application instances by all patterns
+  #
+  def self.find_application_instances_by(patterns)
+    patterns = nil if patterns && patterns.empty?
+    case patterns
+    when nil
+      application_instances
+    when String
+      application_instances.select { |i| i.full_name.index(patterns) }
+    when Array
+      application_instances.select { |i| patterns.any? { |p| i.full_name.index(p) } }
+    else
+      fail "Unexpected #{patterns.class} passed as argument to .find_application_instances_by"
+    end
+  end
+
+  #
+  #
+  def self.reload!
+    @jarl_files = nil
+    @applications = nil
+    @application_instances = nil
+    Docker.reload!
   end
 
   private
 
   def self.load_config(filename)