40 lines
		
	
	
		
			974 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
		
		
			
		
	
	
			40 lines
		
	
	
		
			974 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
| 
								 | 
							
								# Global configuration for mininet
							 | 
						||
| 
								 | 
							
								# kernel must have NETNS/VETH/SCHED
							 | 
						||
| 
								 | 
							
								{ config, lib, pkgs, ... }:
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								with lib;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								let
							 | 
						||
| 
								 | 
							
								  cfg  = config.programs.mininet;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								  generatedPath = with pkgs; makeSearchPath "bin"  [
							 | 
						||
| 
								 | 
							
								    iperf ethtool iproute socat
							 | 
						||
| 
								 | 
							
								  ];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								  pyEnv = pkgs.python.withPackages(ps: [ ps.mininet-python ]);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								  mnexecWrapped = pkgs.runCommand "mnexec-wrapper"
							 | 
						||
| 
								 | 
							
								    { buildInputs = [ pkgs.makeWrapper pkgs.pythonPackages.wrapPython ]; }
							 | 
						||
| 
								 | 
							
								    ''
							 | 
						||
| 
								 | 
							
								      makeWrapper ${pkgs.mininet}/bin/mnexec \
							 | 
						||
| 
								 | 
							
								        $out/bin/mnexec \
							 | 
						||
| 
								 | 
							
								        --prefix PATH : "${generatedPath}"
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								      ln -s ${pyEnv}/bin/mn $out/bin/mn
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								      # mn errors out without a telnet binary
							 | 
						||
| 
								 | 
							
								      # pkgs.telnet brings an undesired ifconfig into PATH see #43105
							 | 
						||
| 
								 | 
							
								      ln -s ${pkgs.telnet}/bin/telnet $out/bin/telnet
							 | 
						||
| 
								 | 
							
								    '';
							 | 
						||
| 
								 | 
							
								in
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								  options.programs.mininet.enable = mkEnableOption "Mininet";
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								  config = mkIf cfg.enable {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    virtualisation.vswitch.enable = true;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								    environment.systemPackages = [ mnexecWrapped ];
							 | 
						||
| 
								 | 
							
								  };
							 | 
						||
| 
								 | 
							
								}
							 |