class Falcon::Command::Virtual

def assume_privileges(path)
	stat = File.stat(path)
	
	Process::GID.change_privilege(stat.gid)
	Process::UID.change_privilege(stat.uid)
	
	home = Etc.getpwuid(stat.uid).dir
	
	return {
		'HOME' => home,
	}
end

def call
	container = run(parent.verbose?)
	
	container.wait
end

def host_endpoint(hostname, **options)
	endpoint = secure_endpoint(**options)
	
	url = URI.parse(@options[:bind_secure])
	url.hostname = hostname
	
	return Async::HTTP::Endpoint.new(url, hostname: endpoint.hostname)
end

def insecure_endpoint(**options)
	Async::HTTP::Endpoint.parse(@options[:bind_insecure], **options)
end

def run(verbose = false)
	configuration = Configuration.new(verbose)
	container = Async::Container.new
	
	@paths.each do |path|
		path = File.expand_path(path)
		root = File.dirname(path)
		
		configuration.load_file(path)
		
		spawn(path, container, chdir: root)
	end
	
	hosts = Hosts.new(configuration)
	
	hosts.run(container, **@options)
	
	return container
end

def secure_endpoint(**options)
	Async::HTTP::Endpoint.parse(@options[:bind_secure], **options)
end

def spawn(path, container, **options)
	container.spawn(name: self.name, restart: true) do |instance|
		env = assume_privileges(path)
		
		instance.exec(env, "bundle", "exec", path, **options)
	end
end