cluster.rb in sct-0.1.18

- old
+ new

@@ -4,15 +4,15 @@
 module Sct
 
     class ClusterCommand
 
         IS_PUBLIC_COMMAND = true
-        SYNTAX = 'sct cluster up | sct cluster down | sct cluster setup | sct cluster reset | sct cluster update-config | sct cluster delete-stalled-pods'
+        SYNTAX = 'sct cluster up | sct cluster down | sct cluster setup | sct cluster reset | sct cluster update-config | sct cluster delete-stalled-pods | sct cluster status'
         SUMMARY = 'Perform actions on the minikube cluster.'
-        EXAMPLE = 'sct cluster up | sct cluster down | sct cluster setup | sct cluster reset | sct cluster update-config | sct cluster delete-stalled-pods'
+        EXAMPLE = 'sct cluster up | sct cluster down | sct cluster setup | sct cluster reset | sct cluster update-config | sct cluster delete-stalled-pods | sct cluster status'
         EXAMPLE_DESCRIPTION = 'Perform actions on the minikube cluster.'
-        DESCRIPTION = "sct cluster allows you to start, stop, setup/reset, update the config, or delete the stalled pods of the Spend Cloud minikube cluster."
+        DESCRIPTION = "sct cluster allows you to start, stop, setup/reset, update the config, delete the stalled pods, or status of the Spend Cloud minikube cluster."
 
         OPTIONS = []
 
         def execute(args, options)
             return puts "SCT has not been initialized. Run 'sct init' first.".red unless Sct::Config.exists
@@ -29,11 +29,11 @@
                 when "delete-stalled-pods"
                     delete_stalled_pods(feedback: true)
                 when "status"
                     status
                 else
-                    puts "Unknown or missing argument. Please run 'sct cluster up', 'sct cluster down', 'sct cluster setup', 'sct cluster reset', 'sct cluster update-config', or 'sct cluster delete-stalled-pods'.".red
+                    puts "Unknown or missing argument. Please run 'sct cluster --help'.".red
             end
         end
 
         def up
             start
@@ -153,61 +153,63 @@
 
             puts "Pods are now ready.".green
         end
 
         def status
-            minikube_status
-            pods_status
-            system_pods
-            current_contexts
-        end
+            print_contexts
+            print_minikube_status
 
-        def pods_status
-          rows = []
-          pods.map do |pod|
-            status = pod[:status] == "Running" ? pod[:status].green : pod[:status].red
-            rows << [pod[:name], status]
-          end
-          puts Terminal::Table.new :title => "Pods Status".green, :headings => ['Name', 'Status'], :rows => rows
+            if get_minikube_status.find_all { |status| status[1] == 'Stopped' }.count == 0
+              print_pods_status("kube-system")
+              print_pods_status
+            else
+              puts "Please check your minikube status. If all services are stopped you should start the minikube first.".yellow
+            end
         end
 
-        def system_pods
-          rows = []
-          pods("kube-system").map do |pod|
-            status = pod[:status] == "Running" ? pod[:status].green : pod[:status].red
-            rows << [pod[:name], status]
-          end
-          puts Terminal::Table.new :title => "System pods Status".green, :headings => ['Name', 'Status'], :rows => rows
-        end
-
-        def current_contexts
+        def print_contexts
           output = `kubectl config get-contexts`
 
           lines = output.split "\n"
           lines = lines[1..-1]
 
-          rows = []
-          lines.map do |line|
-              columns = line.split(" ")
+          rows = lines.map do |line|
+            columns = line.split(" ")
 
-              current_context = columns[0] == "*" ? "Yes".green : "No".red
-              rows << [columns[2], current_context]
+            current_context = columns[0] == "*" ? "Yes".green : "No".red
+
+            [columns[2], current_context]
           end
-          puts Terminal::Table.new :title => "Contexts".green, :headings => ['Cluster', 'Using context'], :rows => rows
+
+          puts Terminal::Table.new title: "Contexts".green, headings: ['Cluster', 'Using context'], rows: rows
         end
 
-        def minikube_status
+        def print_minikube_status
+
+          puts Terminal::Table.new title: "Minikube status".green, headings: ['Name', 'Status'], rows: get_minikube_status
+        end
+
+        def get_minikube_status
           output = `#{minikube} status`
 
           lines = output.split "\n"
 
-          rows = []
-          lines.map do |line|
+          rows = lines.map do |line|
               columns = line.split(" ")
 
-              rows << [columns[0], columns[1]]
+              [columns[0][0..-2], columns[1]]
           end
-          puts Terminal::Table.new :title => "Minikube Status".green, :headings => ['Name', 'Status'], :rows => rows
+        end
+
+        def print_pods_status(namespace = nil)
+          rows = pods(namespace).map do |pod|
+            [
+                pod[:name],
+                pod[:status] == "Running" ? pod[:status].green : pod[:status].red
+            ]
+          end
+
+          puts Terminal::Table.new title: "Pods (namespace: #{namespace || "default"})".green, headings: ['Name', 'Status'], rows: rows
         end
 
         def pods(namespace = nil)
             if namespace
                 output = `kubectl get pods -n #{namespace}`