Deploy Sockethub from the npm package

This is currently 3.1.4 and is set as an attribute. The recipe is very
simple now, it installs the npm package, and the systemd service runs
/usr/bin/sockethub and sets the environment variables

Closes #145

site-cookbooks/sockethub/recipes/default.rb

@@ -39,47 +39,33 @@ user "sockethub" do
   shell       "/bin/bash"
 end
 
-path_to_deploy = "/opt/sockethub"
-application path_to_deploy do
-  owner "sockethub"
-  group "sockethub"
-
-  git do
-    user  "sockethub"
-    group "sockethub"
-    repository 'https://github.com/sockethub/sockethub.git'
-    revision   node['sockethub']['revision']
-  end
-
-  npm_install do
-    user  "sockethub"
-  end
-
-  execute "systemctl daemon-reload" do
-    command "systemctl daemon-reload"
-    action :nothing
-  end
-
-  template "/lib/systemd/system/sockethub_nodejs.service" do
-    source 'nodejs.systemd.service.erb'
-    owner 'root'
-    group 'root'
-    mode '0644'
-    variables(
-      user: "sockethub",
-      group: "sockethub",
-      app_dir: path_to_deploy,
-      entry: "/usr/bin/node /usr/bin/npm start",
-      environment: { 'DEBUG' => '*',
-                     'PORT' => node['sockethub']['port'],
-                     # Use the second database (index starts at 0)
-                     'REDIS_URL' => "redis://localhost:6379/1" }
-    )
-    notifies :run, "execute[systemctl daemon-reload]", :delayed
-    notifies :restart, "service[sockethub_nodejs]", :delayed
-  end
-
-  service "sockethub_nodejs" do
-    action [:enable, :start]
-  end
+npm_package "sockethub" do
+  version node['sockethub']['version']
+end
+
+execute "systemctl daemon-reload" do
+  command "systemctl daemon-reload"
+  action :nothing
+end
+
+template "/lib/systemd/system/sockethub_nodejs.service" do
+  source 'nodejs.systemd.service.erb'
+  owner 'root'
+  group 'root'
+  mode '0644'
+  variables(
+    user: "sockethub",
+    group: "sockethub",
+    entry: "/usr/bin/sockethub",
+    environment: { 'DEBUG' => '*',
+                   'PORT' => node['sockethub']['port'],
+                   # Use the second database (index starts at 0)
+                   'REDIS_URL' => "redis://localhost:6379/1" }
+  )
+  notifies :run, "execute[systemctl daemon-reload]", :delayed
+  notifies :restart, "service[sockethub_nodejs]", :delayed
+end
+
+service "sockethub_nodejs" do
+  action [:enable, :start]
 end