Refactor, update ameba config to ignore TODO/FIXME

.ameba.yml

@@ -1,36 +1,16 @@
 # This configuration file was generated by `ameba --gen-config`
-# on 2024-06-28 23:57:47 UTC using Ameba version 1.6.1.
+# on 2024-06-30 03:32:11 UTC using Ameba version 1.6.1.
 # The point is for the user to remove these configuration records
 # one by one as the reported problems are removed from the code base.
 
-# Problems found: 2
-# Run `ameba --only Layout/TrailingBlankLines` for details
-Layout/TrailingBlankLines:
-  Description: Disallows trailing blank lines
-  Excluded:
-  - tmp/d1808c39-8dff-4267-9bec-6961ec16c41f/function.cr
-  - tmp/26456ab0-43e4-44fb-8b6f-986880ff5a41/function.cr
-  Enabled: true
-  Severity: Convention
-
-# Problems found: 2
-# Run `ameba --only Lint/Formatting` for details
-Lint/Formatting:
-  Description: Reports not formatted sources
-  FailOnError: false
-  Excluded:
-  - tmp/d1808c39-8dff-4267-9bec-6961ec16c41f/function.cr
-  - tmp/26456ab0-43e4-44fb-8b6f-986880ff5a41/function.cr
-  Enabled: true
-  Severity: Warning
-
-# Problems found: 13
+# Problems found: 9
 # Run `ameba --only Documentation/DocumentationAdmonition` for details
 Documentation/DocumentationAdmonition:
   Description: Reports documentation admonitions
   Timezone: UTC
   Excluded:
   - src/faaso.cr
+  - src/funko.cr
   - spec/faaso_spec.cr
   Admonitions:
   - TODO
@@ -38,49 +18,3 @@ Documentation/DocumentationAdmonition:
   - BUG
   Enabled: true
   Severity: Warning
-
-# Problems found: 1
-# Run `ameba --only Lint/DebugCalls` for details
-Lint/DebugCalls:
-  Description: Disallows debug-related calls
-  Excluded:
-  - src/faaso.cr
-  MethodNames:
-  - p
-  - p!
-  - pp
-  - pp!
-  Enabled: true
-  Severity: Warning
-
-# Problems found: 3
-# Run `ameba --only Naming/BlockParameterName` for details
-Naming/BlockParameterName:
-  Description: Disallows non-descriptive block parameter names
-  MinNameLength: 3
-  AllowNamesEndingInNumbers: true
-  Excluded:
-  - src/faaso.cr
-  AllowedNames:
-  - _
-  - e
-  - i
-  - j
-  - k
-  - v
-  - x
-  - y
-  - ex
-  - io
-  - ws
-  - op
-  - tx
-  - id
-  - ip
-  - k1
-  - k2
-  - v1
-  - v2
-  ForbiddenNames: []
-  Enabled: true
-  Severity: Convention

src/faaso.cr

@@ -85,46 +85,26 @@ module Faaso
           container_name = "faaso-#{funko.name}"
           docker_api = Docr::API.new(Docr::Client.new)
 
-          images = funko.image_history
-          if images.empty?
+          if funko.image_history.empty?
             puts "Error: no images available for #{funko.name}:latest"
             next
           end
 
-          # sort list of funko containers newer image first
-          containers = funko.containers.sort { |a, b|
-            (images.index(b.@image_id) || 9999) <=> (images.index(a.@image_id) || 9999)
-          }
-
+          case funko
+          when .running?
             # If it's already up, do nothing
             # FIXME: bring back out-of-date warning
-          if funko.running?
             puts "#{funko.name} is already up"
-            next
-          end
-
+          when .paused?
             # If it is paused, unpause it
-          paused = containers.select { |container|
-            container.@state == "paused"
-          }
-          if paused.size > 0
             puts "Resuming existing paused container"
-            docker_api.containers.unpause(paused[0].@id)
-            next
-          end
-
-          # If it is exited, start it
-          existing = containers.select { |container|
-            container.@state == "exited"
-          }
-
+            funko.unpause
+          when .exited?
             puts "Starting function #{funko.name}"
-          if existing.size > 0
             puts "Restarting existing exited container"
-            docker_api.containers.start(existing[0].@id)
-            next
-          end
-
+            funko.start
+          else
+            # FIXME: move into Funko class
             # Deploy from scratch
             Faaso.setup_network # We need it
             puts "Creating new container"
@@ -162,6 +142,7 @@ module Faaso
           end
         end
       end
+    end
 
     class Down
       @arguments : Array(String) = [] of String

src/funko.cr

@@ -59,10 +59,49 @@ class Funko
     )
   end
 
-  # Is this funko running?
+  # Is any instance of this funko running?
   def running?
     self.containers.any? { |container|
       container.@state == "running"
     }
   end
+
+  # Is any instance of this funko paused?
+  def paused?
+    self.containers.any? { |container|
+      container.@state == "paused"
+    }
+  end
+
+  # Unpause paused container with the newer image
+  def unpause
+    docker_api = Docr::API.new(Docr::Client.new)
+    images = self.image_history
+    paused = self.containers.select { |container|
+      container.@state == "paused"
+    }.sort! { |i, j|
+      (images.index(j.@image_id) || 9999) <=> (images.index(i.@image_id) || 9999)
+    }
+    docker_api.containers.unpause(paused[0].@id) unless paused.empty?
+  end
+
+  # Is any instance of this funko exited?
+  def exited?
+    self.containers.any? { |container|
+      container.@state == "exited"
+    }
+  end
+
+  # Restart exited container with the newer image
+  def start
+    # FIXME refactor DRY with unpause
+    docker_api = Docr::API.new(Docr::Client.new)
+    images = self.image_history
+    exited = self.containers.select { |container|
+      container.@state == "exited"
+    }.sort! { |i, j|
+      (images.index(j.@image_id) || 9999) <=> (images.index(i.@image_id) || 9999)
+    }
+    docker_api.containers.restart(exited[0].@id) unless exited.empty?
+  end
 end