Include dependency graph for mfib_table.c:

Data Structures
struct	mfib_table_flush_ctx_t_
	Table flush context. More...

Typedefs
typedef struct mfib_table_flush_ctx_t_	mfib_table_flush_ctx_t
	Table flush context. More...

Functions
mfib_table_t *	mfib_table_get (fib_node_index_t index, fib_protocol_t proto)
	Get a pointer to a FIB table. More...

static fib_node_index_t	mfib_table_lookup_i (const mfib_table_t mfib_table, const mfib_prefix_t prefix)

fib_node_index_t	mfib_table_lookup (u32 fib_index, const mfib_prefix_t *prefix)
	Perfom a longest prefix match in the non-forwarding table. More...

static fib_node_index_t	mfib_table_lookup_exact_match_i (const mfib_table_t mfib_table, const mfib_prefix_t prefix)

fib_node_index_t	mfib_table_lookup_exact_match (u32 fib_index, const mfib_prefix_t *prefix)
	Perfom an exact match in the non-forwarding table. More...

static fib_node_index_t	mfib_table_get_less_specific_i (const mfib_table_t mfib_table, const mfib_prefix_t prefix)

fib_node_index_t	mfib_table_get_less_specific (u32 fib_index, const mfib_prefix_t *prefix)
	Get the less specific (covering) prefix. More...

static void	mfib_table_entry_remove (mfib_table_t mfib_table, const mfib_prefix_t prefix, fib_node_index_t mfib_entry_index)

static void	mfib_table_post_insert_actions (mfib_table_t mfib_table, const mfib_prefix_t prefix, fib_node_index_t mfib_entry_index)

static void	mfib_table_entry_insert (mfib_table_t mfib_table, const mfib_prefix_t prefix, fib_node_index_t mfib_entry_index)

fib_node_index_t	mfib_table_entry_update (u32 fib_index, const mfib_prefix_t *prefix, mfib_source_t source, fib_rpf_id_t rpf_id, mfib_entry_flags_t entry_flags)
	Add a new (with no replication) or lock an existing entry. More...

static fib_node_index_t	mfib_table_entry_paths_update_i (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpaths)

fib_node_index_t	mfib_table_entry_path_update (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpath)
	Add n paths to an entry (aka route) in the FIB. More...

fib_node_index_t	mfib_table_entry_paths_update (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpaths)

static void	mfib_table_entry_paths_remove_i (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpaths)

void	mfib_table_entry_paths_remove (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpaths)

void	mfib_table_entry_path_remove (u32 fib_index, const mfib_prefix_t prefix, mfib_source_t source, const fib_route_path_t rpath)
	Remove n paths to an entry (aka route) in the FIB. More...

fib_node_index_t	mfib_table_entry_special_add (u32 fib_index, const mfib_prefix_t *prefix, mfib_source_t source, mfib_entry_flags_t entry_flags, index_t repi)
	Add a 'special' entry to the mFIB that links to the DPO passed A special entry is an entry that the FIB is not expect to resolve via the usual mechanisms (i.e. More...

static void	mfib_table_entry_delete_i (u32 fib_index, fib_node_index_t mfib_entry_index, const mfib_prefix_t *prefix, mfib_source_t source)

void	mfib_table_entry_delete (u32 fib_index, const mfib_prefix_t *prefix, mfib_source_t source)
	Delete a FIB entry. More...

void	mfib_table_entry_delete_index (fib_node_index_t mfib_entry_index, mfib_source_t source)
	Delete a FIB entry. More...

u32	mfib_table_get_index_for_sw_if_index (fib_protocol_t proto, u32 sw_if_index)
	Get the index of the FIB bound to the interface. More...

u32	mfib_table_get_table_id (u32 fib_index, fib_protocol_t proto)
	Get the Table-ID of the FIB from protocol and index. More...

u32	mfib_table_find (fib_protocol_t proto, u32 table_id)
	Get the index of the FIB for a Table-ID. More...

static u32	mfib_table_find_or_create_and_lock_i (fib_protocol_t proto, u32 table_id, mfib_source_t src, const u8 *name)

u32	mfib_table_find_or_create_and_lock (fib_protocol_t proto, u32 table_id, mfib_source_t src)
	Get the index of the FIB for a Table-ID. More...

u32	mfib_table_find_or_create_and_lock_w_name (fib_protocol_t proto, u32 table_id, mfib_source_t src, const u8 *name)
	Get the index of the FIB for a Table-ID. More...

static int	mfib_table_flush_cb (fib_node_index_t mfib_entry_index, void *arg)

void	mfib_table_flush (u32 mfib_index, fib_protocol_t proto, mfib_source_t source)
	Flush all entries from a table for the source. More...

static void	mfib_table_destroy (mfib_table_t *mfib_table)

void	mfib_table_unlock (u32 fib_index, fib_protocol_t proto, mfib_source_t source)
	Take a reference counting lock on the table. More...

void	mfib_table_lock (u32 fib_index, fib_protocol_t proto, mfib_source_t source)
	Release a reference counting lock on the table. More...

u32	mfib_table_get_n_routes (fib_node_index_t fib_index, fib_protocol_t proto)
	To assit UT. More...

void	mfib_table_walk (u32 fib_index, fib_protocol_t proto, mfib_table_walk_fn_t fn, void *ctx)
	Walk all entries in a FIB table N.B: This is NOT safe to deletes. More...

u8 *	format_mfib_table_name (u8 s, va_list ap)
	Format the description/name of the table. More...

u8 *	format_mfib_table_memory (u8 s, va_list args)
	format (display) the memory usage for mfibs More...

static clib_error_t *	mfib_module_init (vlib_main_t *vm)

Typedef Documentation

typedef struct mfib_table_flush_ctx_t_ mfib_table_flush_ctx_t

Table flush context.

Store the indicies of matching FIB entries that need to be removed.

Function Documentation

u8* format_mfib_table_memory	(	u8 *	s,
		va_list *	args
	)

format (display) the memory usage for mfibs

Definition at line 787 of file mfib_table.c.

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u8* format_mfib_table_name	(	u8 *	s,
		va_list *	ap
	)

Format the description/name of the table.

Definition at line 773 of file mfib_table.c.

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static clib_error_t* mfib_module_init ( vlib_main_t * vm )

static

Definition at line 796 of file mfib_table.c.

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static void mfib_table_destroy ( mfib_table_t * mfib_table )

static

Definition at line 683 of file mfib_table.c.

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void mfib_table_entry_delete	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source
	)

Delete a FIB entry.

If the entry has no more sources, then it is removed from the table.

Parameters

fib_index	The index of the FIB
prefix	The prefix for the entry to remove
source	The ID of the client/source adding the entry.

Definition at line 491 of file mfib_table.c.

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static void mfib_table_entry_delete_i	(	u32	fib_index,
		fib_node_index_t	mfib_entry_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source
	)

static

Definition at line 461 of file mfib_table.c.

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void mfib_table_entry_delete_index	(	fib_node_index_t	entry_index,
		mfib_source_t	source
	)

Delete a FIB entry.

If the entry has no more sources, then it is removed from the table.

Parameters

entry_index	The index of the FIB entry
source	The ID of the client/source adding the entry.

Definition at line 515 of file mfib_table.c.

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static void mfib_table_entry_insert	(	mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix,
		fib_node_index_t	mfib_entry_index
	)

static

Definition at line 202 of file mfib_table.c.

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void mfib_table_entry_path_remove	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	paths
	)

Remove n paths to an entry (aka route) in the FIB.

If this is the entry's last path, then the entry will be removed, unless it has other sources. See the documentation for fib_route_path_t for more descirptions of the path parameters.

Parameters

fib_index	The index of the FIB
prefix	The prefix for the entry to add
source	The ID of the client/source adding the entry.
rpaths	A vector of paths.

Definition at line 405 of file mfib_table.c.

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fib_node_index_t mfib_table_entry_path_update	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	rpath
	)

Add n paths to an entry (aka route) in the FIB.

If the entry does not exist, it will be created. See the documentation for fib_route_path_t for more descirptions of the path parameters.

Parameters

fib_index	The index of the FIB
prefix	The prefix for the entry to add
source	The ID of the client/source adding the entry.
flags	Flags for the entry.
rpaths	A vector of paths.

Returns: the index of the fib_entry_t that is created (or existed already).

Definition at line 323 of file mfib_table.c.

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void mfib_table_entry_paths_remove	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	rpaths
	)

Definition at line 393 of file mfib_table.c.

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static void mfib_table_entry_paths_remove_i	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	rpaths
	)

static

Definition at line 351 of file mfib_table.c.

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fib_node_index_t mfib_table_entry_paths_update	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	rpaths
	)

Definition at line 341 of file mfib_table.c.

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static fib_node_index_t mfib_table_entry_paths_update_i	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		const fib_route_path_t *	rpaths
	)

static

Definition at line 290 of file mfib_table.c.

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static void mfib_table_entry_remove	(	mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix,
		fib_node_index_t	mfib_entry_index
	)

static

Definition at line 136 of file mfib_table.c.

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fib_node_index_t mfib_table_entry_special_add	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		mfib_entry_flags_t	flags,
		index_t	rep_dpo
	)

Add a 'special' entry to the mFIB that links to the DPO passed A special entry is an entry that the FIB is not expect to resolve via the usual mechanisms (i.e.

recurisve or neighbour adj DB lookup). Instead the client/source provides the index of a replicate DPO to link to.

Parameters

fib_index	The index of the FIB
prefix	The prefix to add
source	The ID of the client/source adding the entry.
flags	Flags for the entry.
rep_dpo	The replicate DPO index to link to.

Returns: the index of the fib_entry_t that is created (or existed already).

Definition at line 423 of file mfib_table.c.

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fib_node_index_t mfib_table_entry_update	(	u32	fib_index,
		const mfib_prefix_t *	prefix,
		mfib_source_t	source,
		fib_rpf_id_t	rpf_id,
		mfib_entry_flags_t	flags
	)

Add a new (with no replication) or lock an existing entry.

Parameters

prefix The prefix for the entry to add

Returns: the index of the fib_entry_t that is created (or existed already).

Definition at line 235 of file mfib_table.c.

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u32 mfib_table_find	(	fib_protocol_t	proto,
		u32	table_id
	)

Get the index of the FIB for a Table-ID.

This DOES NOT create the FIB if it does not exist.

proto The protocol of the FIB (and thus the entries therein)

Parameters

table-id The Table-ID

Returns: fib_index The index of the FIB, which may be INVALID.

Definition at line 553 of file mfib_table.c.

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u32 mfib_table_find_or_create_and_lock	(	fib_protocol_t	proto,
		u32	table_id,
		mfib_source_t	source
	)

Get the index of the FIB for a Table-ID.

This DOES create the FIB if it does not exist.

proto The protocol of the FIB (and thus the entries therein)

Parameters

table-id The Table-ID

Returns: fib_index The index of the FIB

Parameters

source The ID of the client/source.

Definition at line 611 of file mfib_table.c.

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static u32 mfib_table_find_or_create_and_lock_i	(	fib_protocol_t	proto,
		u32	table_id,
		mfib_source_t	src,
		const u8 *	name
	)

static

Definition at line 570 of file mfib_table.c.

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u32 mfib_table_find_or_create_and_lock_w_name	(	fib_protocol_t	proto,
		u32	table_id,
		mfib_source_t	source,
		const u8 *	name
	)

Get the index of the FIB for a Table-ID.

This DOES create the FIB if it does not exist.

proto The protocol of the FIB (and thus the entries therein)

Parameters

table-id The Table-ID

Returns: fib_index The index of the FIB

Parameters

source	The ID of the client/source.
name	The client is choosing the name they want the table to have

Definition at line 620 of file mfib_table.c.

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void mfib_table_flush	(	u32	fib_index,
		fib_protocol_t	proto,
		mfib_source_t	source
	)

Flush all entries from a table for the source.

Parameters

fib_index The index of the FIB

proto The protocol of the entries in the table

Parameters

source the source to flush

Definition at line 660 of file mfib_table.c.

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static int mfib_table_flush_cb	(	fib_node_index_t	mfib_entry_index,
		void *	arg
	)

static

Definition at line 647 of file mfib_table.c.

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mfib_table_t* mfib_table_get	(	fib_node_index_t	index,
		fib_protocol_t	proto
	)

Get a pointer to a FIB table.

Definition at line 28 of file mfib_table.c.

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u32 mfib_table_get_index_for_sw_if_index	(	fib_protocol_t	proto,
		u32	sw_if_index
	)

Get the index of the FIB bound to the interface.

proto The protocol of the FIB (and thus the entries therein)

Parameters

sw_if_index The interface index

Returns: fib_index The index of the FIB

Definition at line 525 of file mfib_table.c.

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fib_node_index_t mfib_table_get_less_specific	(	u32	fib_index,
		const mfib_prefix_t *	prefix
	)

Get the less specific (covering) prefix.

Parameters

fib_index	The index of the FIB
prefix	The prefix to lookup

Returns: The index of the less specific fib_entry_t.

Definition at line 127 of file mfib_table.c.

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static fib_node_index_t mfib_table_get_less_specific_i	(	const mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix
	)

static

Definition at line 105 of file mfib_table.c.

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u32 mfib_table_get_n_routes	(	fib_node_index_t	fib_index,
		fib_protocol_t	proto
	)

To assit UT.

Definition at line 743 of file mfib_table.c.

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u32 mfib_table_get_table_id	(	u32	fib_index,
		fib_protocol_t	proto
	)

Get the Table-ID of the FIB from protocol and index.

Parameters

fib_index The FIB index

proto The protocol of the FIB (and thus the entries therein)

Returns: fib_index The tableID of the FIB

Definition at line 542 of file mfib_table.c.

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void mfib_table_lock	(	u32	fib_index,
		fib_protocol_t	proto,
		mfib_source_t	source
	)

Release a reference counting lock on the table.

When the last lock has gone. the FIB is deleted.

Parameters

fib_index The index of the FIB

proto The protocol of the FIB (and thus the entries therein)

Parameters

source The ID of the client/source.

Definition at line 731 of file mfib_table.c.

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fib_node_index_t mfib_table_lookup	(	u32	fib_index,
		const mfib_prefix_t *	prefix
	)

Perfom a longest prefix match in the non-forwarding table.

Parameters

fib_index	The index of the FIB
prefix	The prefix to lookup

Returns: The index of the fib_entry_t for the best match, which may be the default route

Definition at line 67 of file mfib_table.c.

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fib_node_index_t mfib_table_lookup_exact_match	(	u32	fib_index,
		const mfib_prefix_t *	prefix
	)

Perfom an exact match in the non-forwarding table.

Parameters

fib_index	The index of the FIB
prefix	The prefix to lookup

Returns: The index of the fib_entry_t for the exact match, or INVALID is there is no match.

Definition at line 96 of file mfib_table.c.

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static fib_node_index_t mfib_table_lookup_exact_match_i	(	const mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix
	)

inlinestatic

Definition at line 74 of file mfib_table.c.

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static fib_node_index_t mfib_table_lookup_i	(	const mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix
	)

inlinestatic

Definition at line 45 of file mfib_table.c.

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static void mfib_table_post_insert_actions	(	mfib_table_t *	mfib_table,
		const mfib_prefix_t *	prefix,
		fib_node_index_t	mfib_entry_index
	)

static

Definition at line 169 of file mfib_table.c.

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void mfib_table_unlock	(	u32	fib_index,
		fib_protocol_t	proto,
		mfib_source_t	source
	)

Take a reference counting lock on the table.

Parameters

fib_index The index of the FIB

proto The protocol of the FIB (and thus the entries therein)

Parameters

source The ID of the client/source.

Definition at line 702 of file mfib_table.c.

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void mfib_table_walk	(	u32	fib_index,
		fib_protocol_t	proto,
		mfib_table_walk_fn_t	fn,
		void *	ctx
	)

Walk all entries in a FIB table N.B: This is NOT safe to deletes.

If you need to delete, walk the whole table and store elements in a vector, then delete the elements

Definition at line 754 of file mfib_table.c.

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Data Structures

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Typedef Documentation

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