allow --namespace-net and fix python library name

plugins/python/uwsgiplugin.py

@@ -20,10 +20,8 @@ else:
 		os.environ['LD_RUN_PATH'] = "%s/lib" % sysconfig.PREFIX
 
 
-version = sys.version_info
-uver = "%d.%d" % (version[0], version[1])
-
-LIBS.append('-lpython' + uver)
+version = sysconfig.get_config_var('VERSION')
+LIBS.append('-lpython' + version)
 
 #if str(PYLIB_PATH) != '':
 #                libs.insert(0,'-L' + PYLIB_PATH)

uwsgi.c

@@ -956,7 +956,9 @@ options_parsed:
 			int waitpid_status;
 			uwsgi_log("*** jailing uWSGI in %s ***\n", uwsgi.ns);
 			int clone_flags = SIGCHLD|CLONE_NEWUTS|CLONE_NEWPID|CLONE_NEWIPC|CLONE_NEWNS;
-			//clone_flags |= CLONE_NEWNET;
+			if (uwsgi.ns_net) {
+				clone_flags |= CLONE_NEWNET;
+			}
 			pid_t pid = clone(uwsgi_start, stack+PTHREAD_STACK_MIN, clone_flags, (void *)argv);
 			if (pid == -1) {
 				uwsgi_error("clone()");
@@ -2409,6 +2411,9 @@ end:
 		case LONG_ARGS_LINUX_NS:
 			uwsgi.ns = optarg;
 			return 1;
+		case LONG_ARGS_LINUX_NS_NET:
+			uwsgi.ns_net = optarg;
+			return 1;
 #endif
 		case LONG_ARGS_LIMIT_AS:
 			uwsgi.rl.rlim_cur = (atoi(optarg)) * 1024 * 1024;

uwsgi.h

@@ -962,6 +962,7 @@ struct uwsgi_server {
 	char           *cgroup_opt[64];
 	int             cgroup_opt_cnt;
 	char		*ns;
+	char		*ns_net;
 #endif
 
 	int             sockets_cnt;