nixpkgs/upstart-jobs/tomcat.nix

args: with args;

let
  cfg = config.services.tomcat;
in

{
  name = "tomcat";
  
  groups = [
    { name = "tomcat";
      gid = (import ../system/ids.nix).gids.tomcat;
    }
  ];
  
  users = [
    { name = "tomcat";
      uid = (import ../system/ids.nix).uids.tomcat;
      description = "Tomcat user";
      home = "/homeless-shelter";
    }
  ];
  
  job = ''
    description "Apache Tomcat server"

    start on network-interface/started
    stop on network-interfaces/stop
    
    start script
	# Create initial state data
	
	if ! test -d ${cfg.baseDir}
	then    
    	    mkdir -p ${cfg.baseDir}/webapps
	    cp -av ${pkgs.tomcat6}/{conf,temp,logs} ${cfg.baseDir}
	fi
	
	# Deploy all webapplications
	
	if ! test "${cfg.deployFrom}" = ""
	then
	    rm -rf ${cfg.baseDir}/webapps
	    mkdir -p ${cfg.baseDir}/webapps
	    for i in ${cfg.deployFrom}/*
	    do
		cp -rL $i ${cfg.baseDir}/webapps
	    done
	fi
	
	# Fix permissions
	
	chown -R ${cfg.user} ${cfg.baseDir}
	
	for i in `find ${cfg.baseDir} -type d`
	do
	    chmod -v 755 $i
	done
	
	for i in `find ${cfg.baseDir} -type f`
	do
	    chmod -v 644 $i
	done
    end script
    
    respawn ${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c 'CATALINA_BASE=${cfg.baseDir} JAVA_HOME=${pkgs.jdk} ${pkgs.tomcat6}/bin/startup.sh; sleep 1d'
    
    stop script
	echo "Stopping tomcat..."
	CATALINA_BASE=${cfg.baseDir} JAVA_HOME=${pkgs.jdk} ${pkgs.su}/bin/su -s ${pkgs.bash}/bin/sh ${cfg.user} -c ${pkgs.tomcat6}/bin/shutdown.sh
    end script
  '';
}