Cannot run Sinatra application on port 80
I am trying to run some blog software I wrote on port 80 like this:
ruby tinyblog.rb -o 80
Only problem is that I get this error:
[2014-05-24 01:04:34] INFO WEBrick 1.3.1
[2014-05-24 01:04:34] INFO ruby 2.1.2 (2014-05-08) [x86_64-linux]
/home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:206:in `bind': Permission denied - bind(2) for 127.0.0.1:80 (Errno::EACCES)
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:206:in `listen'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:461:in `block in tcp_server_sockets'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:232:in `each'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:232:in `foreach'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/socket.rb:459:in `tcp_server_sockets'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/webrick/utils.rb:75:in `create_listeners'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/webrick/server.rb:132:in `listen'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/webrick/server.rb:113:in `initialize'
from /home/user/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/webrick/httpserver.rb:45:in `initialize'
from /home/user/.rvm/gems/ruby-2.1.2/gems/rack-1.5.2/lib/rack/handler/webrick.rb:11:in `new'
from /home/user/.rvm/gems/ruby-2.1.2/gems/rack-1.5.2/lib/rack/handler/webrick.rb:11:in `run'
from /home/user/.rvm/gems/ruby-2.1.2/gems/sinatra-1.4.5/lib/sinatra/base.rb:1497:in `start_server'
from /home/user/.rvm/gems/ruby-2.1.2/gems/sinatra-1.4.5/lib/sinatra/base.rb:1435:in `run!'
from /home/user/.rvm/gems/ruby-2.1.2/gems/sinatra-1.4.5/lib/sinatra/main.rb:25:in `block in '
How do I fix this?
The application can be found at http://github.com/Quojil/TinyBlog if need be.
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