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			171 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			171 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * NetNS backend for non Linux systems
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 * Copyright (C) 2018 6WIND S.A.
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License as published by the Free
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 * Software Foundation; either version 2 of the License, or (at your option)
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 * any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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 * more details.
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 *
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 * You should have received a copy of the GNU General Public License along
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 * with this program; see the file COPYING; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#if !defined(GNU_LINUX) && (defined(SUNOS_5) || defined(OPEN_BSD))
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/* SUNOS_5 or OPEN_BSD */
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#include <zebra.h>
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#include "ns.h"
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#include "log.h"
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#include "memory.h"
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DEFINE_MTYPE_STATIC(LIB, NS, "NetNS Context")
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DEFINE_MTYPE_STATIC(LIB, NS_NAME, "NetNS Name")
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static inline int ns_compare(const struct ns *ns, const struct ns *ns2);
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RB_GENERATE(ns_head, ns, entry, ns_compare)
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struct ns_head ns_tree = RB_INITIALIZER(&ns_tree);
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static inline int ns_compare(const struct ns *a, const struct ns *b)
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{
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	return (a->ns_id - b->ns_id);
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}
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void ns_terminate(void)
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{
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}
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/* API to initialize NETNS managerment
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 * parameter is the default ns_id
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 */
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void ns_init_management(ns_id_t ns_id)
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{
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}
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/*
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 * NS utilities
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 */
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/* Create a socket serving for the given NS
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 */
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int ns_socket(int domain, int type, int protocol, ns_id_t ns_id)
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{
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	return -1;
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}
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/* return the path of the NETNS */
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char *ns_netns_pathname(struct vty *vty, const char *name)
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{
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	return NULL;
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}
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/* Parse and execute a function on all the NETNS */
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void ns_walk_func(int (*func)(struct ns *))
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{
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}
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/* API to get the NETNS name, from the ns pointer */
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const char *ns_get_name(struct ns *ns)
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{
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	return NULL;
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}
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/* only called from vrf ( when removing netns from vrf)
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 * or at VRF termination
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 */
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void ns_delete(struct ns *ns)
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{
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}
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/* return > 0 if netns is available
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 * called by VRF to check netns backend is available for VRF
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 */
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int ns_have_netns(void)
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{
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	return 0;
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}
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/* API to get context information of a NS */
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void *ns_info_lookup(ns_id_t ns_id)
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{
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	return NULL;
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}
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/*
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 * NS init routine
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 * should be called from backendx
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 */
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void ns_init(void)
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{
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}
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/* API to retrieve default NS */
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ns_id_t ns_get_default_id(void)
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{
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	return NS_UNKNOWN;
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}
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/* API that can be used to change from NS */
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int ns_switchback_to_initial(void)
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{
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	return 0;
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}
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int ns_switch_to_netns(const char *netns_name)
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{
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	return 0;
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}
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/*
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 * NS handling routines.
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 * called by modules that use NS backend
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 */
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/* API to search for already present NETNS */
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struct ns *ns_lookup(ns_id_t ns_id)
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{
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	return NULL;
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}
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struct ns *ns_lookup_name(const char *name)
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{
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	return NULL;
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}
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/* API to handle NS : creation, enable, disable
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 * for enable, a callback function is passed as parameter
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 * the callback belongs to the module that uses NS as backend
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 * upon enabling the NETNS, the upper layer is informed
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 */
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int ns_enable(struct ns *ns, int (*func)(ns_id_t, void *))
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{
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	return 0;
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}
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ns_id_t ns_map_nsid_with_external(ns_id_t ns_id, bool maporunmap)
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{
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	return NS_UNKNOWN;
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}
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struct ns *ns_get_created(struct ns *ns, char *name, ns_id_t ns_id)
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{
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	return NULL;
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}
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void ns_disable(struct ns *ns)
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{
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}
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#endif /* !GNU_LINUX */
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