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bgpd: add neighbor autoshutdown

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Adds ability to specify that peers should be administratively shutdown
when first configured.

Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
This commit is contained in:
Quentin Young 2018-01-11 12:50:08 -05:00
parent 89898ced5f
commit f26845f9a6
No known key found for this signature in database
GPG Key ID: DAF48E0F57E0834F
3 changed files with 27 additions and 2 deletions
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17
bgpd/bgp_vty.c
View File

@ -2677,6 +2677,19 @@ static int peer_remote_as_vty(struct vty *vty, const char *peer_str,
return bgp_vty_return(vty, ret); return bgp_vty_return(vty, ret);
} }
DEFUN (bgp_default_shutdown,
bgp_default_shutdown_cmd,
"[no] bgp default shutdown",
NO_STR
BGP_STR
"Configure BGP defaults\n"
"Do not automatically activate peers upon configuration\n")
{
VTY_DECLVAR_CONTEXT(bgp, bgp);
bgp->autoshutdown = !strmatch(argv[0]->text, "no");
return CMD_SUCCESS;
}
DEFUN (neighbor_remote_as, DEFUN (neighbor_remote_as,
neighbor_remote_as_cmd, neighbor_remote_as_cmd,
"neighbor <A.B.C.D|X:X::X:X|WORD> remote-as <(1-4294967295)|internal|external>", "neighbor <A.B.C.D|X:X::X:X|WORD> remote-as <(1-4294967295)|internal|external>",
@ -3223,7 +3236,6 @@ DEFUN (no_neighbor_password,
return bgp_vty_return(vty, ret); return bgp_vty_return(vty, ret);
} }
DEFUN (neighbor_activate, DEFUN (neighbor_activate,
neighbor_activate_cmd, neighbor_activate_cmd,
"neighbor <A.B.C.D|X:X::X:X|WORD> activate", "neighbor <A.B.C.D|X:X::X:X|WORD> activate",
@ -11555,6 +11567,9 @@ void bgp_vty_init(void)
install_element(BGP_NODE, &bgp_listen_range_cmd); install_element(BGP_NODE, &bgp_listen_range_cmd);
install_element(BGP_NODE, &no_bgp_listen_range_cmd); install_element(BGP_NODE, &no_bgp_listen_range_cmd);
/* "neighbors auto-shutdown" command */
install_element(BGP_NODE, &bgp_default_shutdown_cmd);
/* "neighbor remote-as" commands. */ /* "neighbor remote-as" commands. */
install_element(BGP_NODE, &neighbor_remote_as_cmd); install_element(BGP_NODE, &neighbor_remote_as_cmd);
install_element(BGP_NODE, &neighbor_interface_config_cmd); install_element(BGP_NODE, &neighbor_interface_config_cmd);

9
bgpd/bgpd.c
View File

@ -1497,8 +1497,11 @@ struct peer *peer_create(union sockunion *su, const char *conf_if,
peer_af_create(peer, afi, safi); peer_af_create(peer, afi, safi);
} }
/* auto shutdown if configured */
if (bgp->autoshutdown)
peer_flag_set(peer, PEER_FLAG_SHUTDOWN);
/* Set up peer's events and timers. */ /* Set up peer's events and timers. */
if (!active && peer_active(peer)) else if (!active && peer_active(peer))
bgp_timer_set(peer); bgp_timer_set(peer);
return peer; return peer;
@ -7140,6 +7143,10 @@ int bgp_config_write(struct vty *vty)
vty_out(vty, " bgp default subgroup-pkt-queue-max %u\n", vty_out(vty, " bgp default subgroup-pkt-queue-max %u\n",
bgp->default_subgroup_pkt_queue_max); bgp->default_subgroup_pkt_queue_max);
/* BGP default autoshutdown neighbors */
if (bgp->autoshutdown)
vty_out(vty, " bgp default auto-shutdown\n");
/* BGP client-to-client reflection. */ /* BGP client-to-client reflection. */
if (bgp_flag_check(bgp, BGP_FLAG_NO_CLIENT_TO_CLIENT)) if (bgp_flag_check(bgp, BGP_FLAG_NO_CLIENT_TO_CLIENT))
vty_out(vty, " no bgp client-to-client reflection\n"); vty_out(vty, " no bgp client-to-client reflection\n");

3
bgpd/bgpd.h
View File

@ -386,6 +386,9 @@ struct bgp {
/* Actual coalesce time */ /* Actual coalesce time */
uint32_t coalesce_time; uint32_t coalesce_time;
/* Auto-shutdown new peers */
bool autoshutdown;
u_int32_t addpath_tx_id; u_int32_t addpath_tx_id;
int addpath_tx_used[AFI_MAX][SAFI_MAX]; int addpath_tx_used[AFI_MAX][SAFI_MAX];