lib/commands/checkup.rb in nutella_framework-0.6.21 vs lib/commands/checkup.rb in nutella_framework-0.7.0

@@ -10,11 +10,11 @@
       # First check that we have all the tools we need to run nutella
       return unless all_dependencies_installed?
       
       # Check if we have a local broker installed
       # and install one if we don't
-      if File.directory? Nutella.config['broker_dir']
+      if broker_exists
         console.info 'You have a local broker installed. Yay!'
       else
         console.warn 'You don\'t seem to have a local broker installed so we are going to go ahead and install one for you. This might take some time...'
         unless install_local_broker
           console.error 'Whoops...something went wrong while installing the broker'
@@ -31,33 +31,37 @@
     
   
     private 
     
   
+    def broker_exists
+      # Check if Docker image for the broker was already pulled
+      if `docker images matteocollina/mosca:v2.3.0 --format "{{.ID}}"` != ""
+        # If so, check that a broker configuration exists and create one if it doesn't
+        Nutella.config['broker'] = '127.0.0.1' if Nutella.config['broker'].nil? 
+        true
+      else
+        false
+      end
+    end
+
+
     def install_local_broker
-      # Clone, cd and npm install
-      broker_version = 'v0.28.1'
-      out1 = system "git clone -b #{broker_version} --depth 1 git://github.com/mcollina/mosca.git #{Nutella.config['broker_dir']} > /dev/null 2>&1"
-      Dir.chdir(Nutella.config['broker_dir'])
-      out2 = system 'npm install > /dev/null 2>&1'
-    
-      # Add startup script and make it executable
-      File.open('startup', 'w') { |file| file.write("#!/bin/sh\n\nBASEDIR=$(dirname $0)\n$BASEDIR/bin/mosca --disable-stats --http-port 1884 > /dev/null 2>&1 &\necho $! > $BASEDIR/bin/.pid\n") }
-      File.chmod( 0755, 'startup' )
-    
-      # Write configuration into config.json
+      # Docker pull to install
+      system "docker pull matteocollina/mosca:v2.3.0 > /dev/null 2>&1"
+      # Write broker setting inside config.json
       Nutella.config['broker'] = '127.0.0.1'
-      out1 && out2
     end
     
     
     def all_dependencies_installed?
-      # Node version lambda
-      node_semver = lambda do
-        out = `node --version`
-        out[0] = ''
-        Semantic::Version.new out
+      # Docker version lambda
+      docker_semver = lambda do
+        out = `docker --version`
+        token = out.split(' ')
+        token[2].slice(0..1)
+        Semantic::Version.new token[2].slice(0..1).concat('.0.0')
       end
       # Git version lambda
       git_semver = lambda do
         out = `git --version`
         out.slice!(0,12)
@@ -79,10 +83,10 @@
         out = `mongod --version`
         out.slice!(0,12)
         Semantic::Version.new out[0..4]
       end
       # Check versions
-      return true if check_version?('node', '0.10.0', node_semver) && check_version?('git', '1.8.0', git_semver) && check_version?('tmux', '1.8.0', tmux_semver) && check_version?('mongodb', '2.6.9', mongo_semver)
+      return true if check_version?('docker', '17.0.0', docker_semver) && check_version?('git', '1.8.0', git_semver) && check_version?('tmux', '1.8.0', tmux_semver) && check_version?('mongodb', '2.6.9', mongo_semver)
       # If even one of the checks fails, return false
       false
     end