Fix voxpupuli#104 - User password set on each puppet run

lib/puppet/provider/grafana_user/grafana.rb

@@ -82,7 +82,7 @@ def theme=(value)
   end
 
   def password
-    user[:password]
+    nil
   end
 
   def password=(value)
@@ -126,6 +126,24 @@ def save_user
     self.user = nil
   end
 
+  def check_password
+    uri = URI.parse format('%s://%s:%d%s/dashboards/home', grafana_scheme, grafana_host, grafana_port, resource[:grafana_api_path])
+    request = Net::HTTP::Get.new(uri.to_s)
+    request.content_type = 'application/json'
+    request.basic_auth resource[:name], resource[:password]
+    response = Net::HTTP.start(grafana_host, grafana_port,
+                               use_ssl: grafana_scheme == 'https',
+                               verify_mode: OpenSSL::SSL::VERIFY_NONE) do |http|
+      http.request(request)
+    end
+
+    if response.code == '200'
+      true
+    else
+      false
+    end
+  end
+
   def delete_user
     response = send_request('DELETE', format('%s/admin/users/%s', resource[:grafana_api_path], user[:id]))
 

lib/puppet/type/grafana_user.rb

@@ -43,6 +43,9 @@
 
   newproperty(:password) do
     desc 'The password for the user'
+    def insync?(_is)
+      provider.check_password
+    end
   end
 
   newproperty(:email) do