output

╰─$ cap staging deploy:restart                   
 INFO [0efe436a] Running PATH=$PATH:~/.rvm/bin/ rvmsudo foreman export upstart /etc/init -e staging -a foo -u nick -l /var/foo/log on localhost
DEBUG [0efe436a] Command: PATH=$PATH:~/.rvm/bin/ rvmsudo foreman export upstart /etc/init -e staging -a foo -u nick -l /var/foo/log
DEBUG [0efe436a] 	Warning: can not check `/etc/sudoers` for `secure_path`, falling back to call via `/usr/bin/env`, this breaks rules from `/etc/sudoers`. Run:
DEBUG [0efe436a] 	
DEBUG [0efe436a] 	    export rvmsudo_secure_path=1
DEBUG [0efe436a] 	
DEBUG [0efe436a] 	to avoid the warning, put it in shell initialization file to make it persistent.
DEBUG [0efe436a] 	
DEBUG [0efe436a] 	In case there is no `secure_path` in `/etc/sudoers`. Run:
DEBUG [0efe436a] 	
DEBUG [0efe436a] 	    export rvmsudo_secure_path=0
DEBUG [0efe436a] 	
DEBUG [0efe436a] 	to avoid the warning, put it in shell initialization file to make it persistent.
DEBUG [0efe436a] 	[sudo] password for nick:

^ hangs forever

sudoers

nick ALL=NOPASSWD:/sbin/start foo,/sbin/stop foo,/sbin restart foo,/sbin/service foo start,/sbin/service foo stop,/sbin/service foo restart,/home/nick/.rvm/bin/rvmsudo foreman

task.rb

  desc "Restart application"
  task :restart do
    on roles(:app) do
      #invoke "foreman:export" # <-- this does not work in cap v3
      
      # cmd won't run without prepending the path
      execute "PATH=$PATH:~/.rvm/bin/ rvmsudo foreman export upstart /etc/init -e #{fetch(:rails_env)} -a #{fetch(:application)} -u #{fetch(:user)} -l /var/#{fetch(:application)}/log"

      # on OS X the equivalent pid-finding command is `ps | grep '/puma' | head -n 1 | awk {'print $1'}`
      execute "(kill -s SIGUSR1 $(ps -C ruby -F | grep '/puma' | awk {'print $2'})) || sudo service #{fetch(:application)} restart"

      # foreman.restart # uncomment this (and comment line above) if we need to read changes to the procfile
    end
  end