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bgpd: add [no] debug bgp pbr vty command
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This command is used to troubleshoot the routes that are installed inbgp
pbr fib, before being injected in zebra.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
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@pguibert6WIND
pguibert6WIND committed Apr 30, 2018
1 parent f3d32fa commit 1a80fc0
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Showing 2 changed files with 56 additions and 0 deletions.
53 changes: 53 additions & 0 deletions bgpd/bgp_debug.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ unsigned long conf_bgp_debug_update_groups;
unsigned long conf_bgp_debug_vpn;
unsigned long conf_bgp_debug_flowspec;
unsigned long conf_bgp_debug_labelpool;
unsigned long conf_bgp_debug_pbr;

unsigned long term_bgp_debug_as4;
unsigned long term_bgp_debug_neighbor_events;
Expand All @@ -75,6 +76,7 @@ unsigned long term_bgp_debug_update_groups;
unsigned long term_bgp_debug_vpn;
unsigned long term_bgp_debug_flowspec;
unsigned long term_bgp_debug_labelpool;
unsigned long term_bgp_debug_pbr;

struct list *bgp_debug_neighbor_events_peers = NULL;
struct list *bgp_debug_keepalive_peers = NULL;
Expand Down Expand Up @@ -1653,7 +1655,40 @@ DEFUN (no_debug_bgp_vpn,

if (vty->node != CONFIG_NODE)
vty_out(vty, "disabled debug bgp vpn %s\n", argv[idx]->text);
return CMD_SUCCESS;
}

/* debug bgp pbr */
DEFUN (debug_bgp_pbr,
debug_bgp_pbr_cmd,
"debug bgp pbr",
DEBUG_STR
BGP_STR
"BGP policy based routing\n")
{
if (vty->node == CONFIG_NODE)
DEBUG_ON(pbr, PBR);
else {
TERM_DEBUG_ON(pbr, PBR);
vty_out(vty, "BGP policy based routing is on\n");
}
return CMD_SUCCESS;
}

DEFUN (no_debug_bgp_pbr,
no_debug_bgp_pbr_cmd,
"no debug bgp pbr",
NO_STR
DEBUG_STR
BGP_STR
"BGP policy based routing\n")
{
if (vty->node == CONFIG_NODE)
DEBUG_OFF(pbr, PBR);
else {
TERM_DEBUG_OFF(pbr, PBR);
vty_out(vty, "BGP policy based routing is off\n");
}
return CMD_SUCCESS;
}

Expand Down Expand Up @@ -1733,6 +1768,7 @@ DEFUN (no_debug_bgp,
TERM_DEBUG_OFF(vpn, VPN_LEAK_LABEL);
TERM_DEBUG_OFF(flowspec, FLOWSPEC);
TERM_DEBUG_OFF(labelpool, LABELPOOL);
TERM_DEBUG_OFF(pbr, PBR);
vty_out(vty, "All possible debugging has been turned off\n");

return CMD_SUCCESS;
Expand Down Expand Up @@ -1808,6 +1844,9 @@ DEFUN_NOSH (show_debugging_bgp,
if (BGP_DEBUG(labelpool, LABELPOOL))
vty_out(vty, " BGP labelpool debugging is on\n");

if (BGP_DEBUG(pbr, PBR))
vty_out(vty, " BGP policy based routing debugging is on\n");

vty_out(vty, "\n");
return CMD_SUCCESS;
}
Expand Down Expand Up @@ -1865,6 +1904,9 @@ int bgp_debug_count(void)
if (BGP_DEBUG(labelpool, LABELPOOL))
ret++;

if (BGP_DEBUG(pbr, PBR))
ret++;

return ret;
}

Expand Down Expand Up @@ -1966,6 +2008,10 @@ static int bgp_config_write_debug(struct vty *vty)
write++;
}

if (CONF_BGP_DEBUG(pbr, PBR)) {
vty_out(vty, "debug bgp pbr\n");
write++;
}
return write;
}

Expand Down Expand Up @@ -2069,6 +2115,13 @@ void bgp_debug_init(void)
install_element(CONFIG_NODE, &debug_bgp_labelpool_cmd);
install_element(ENABLE_NODE, &no_debug_bgp_labelpool_cmd);
install_element(CONFIG_NODE, &no_debug_bgp_labelpool_cmd);

/* debug bgp pbr */
install_element(ENABLE_NODE, &debug_bgp_pbr_cmd);
install_element(CONFIG_NODE, &debug_bgp_pbr_cmd);
install_element(ENABLE_NODE, &no_debug_bgp_pbr_cmd);
install_element(CONFIG_NODE, &no_debug_bgp_pbr_cmd);

}

/* Return true if this prefix is on the per_prefix_list of prefixes to debug
Expand Down
3 changes: 3 additions & 0 deletions bgpd/bgp_debug.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,7 @@ extern unsigned long conf_bgp_debug_update_groups;
extern unsigned long conf_bgp_debug_vpn;
extern unsigned long conf_bgp_debug_flowspec;
extern unsigned long conf_bgp_debug_labelpool;
extern unsigned long conf_bgp_debug_pbr;

extern unsigned long term_bgp_debug_as4;
extern unsigned long term_bgp_debug_neighbor_events;
Expand All @@ -89,6 +90,7 @@ extern unsigned long term_bgp_debug_update_groups;
extern unsigned long term_bgp_debug_vpn;
extern unsigned long term_bgp_debug_flowspec;
extern unsigned long term_bgp_debug_labelpool;
extern unsigned long term_bgp_debug_pbr;

extern struct list *bgp_debug_neighbor_events_peers;
extern struct list *bgp_debug_keepalive_peers;
Expand Down Expand Up @@ -123,6 +125,7 @@ struct bgp_debug_filter {
#define BGP_DEBUG_VPN_LEAK_LABEL 0x08
#define BGP_DEBUG_FLOWSPEC 0x01
#define BGP_DEBUG_LABELPOOL 0x01
#define BGP_DEBUG_PBR 0x01

#define BGP_DEBUG_PACKET_SEND 0x01
#define BGP_DEBUG_PACKET_SEND_DETAIL 0x02
Expand Down

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