tree b2f1db2c50ce548175240b9621df6df936cf44a6
parent 7125293d65d73a451ec203c8c1630c236171f5a3
author Donald Sharp <sharpd@cumulusnetworks.com> 1443485440 -0400
committer Paul Jakma <paul@quagga.net> 1445943201 +0000

vtysh: Fix Quagga.conf file read in.

There exists a sequence of cli commands that are successfully read in by bgpd.conf, but
not by a consolidated Quagga.conf.

This issue stems from the fact that the consolidated config file attempts to match the
current node + 1 node up the tree, while the individual config file searches for matches
all the way up the tree.

Quagga.conf read-in relies on vtysh_cmd.c command parsing which puts all nodes
at CONFIG_NODE and if a match is found CMD_SUCCESS_DAEMON is returned.  This signals to
the parser to call the appropriate daemon with the comamnd.

bgp as an example has three levels of config node's.  If you are reading in a config node
at the 3rd level(say address-family ipv6) then transition to another node under bgp it will
not work in Quagga.conf because the code only looked up one node and was at CONFIG_BGP when it failed
to find a match.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
Reviewed-by: Daniel Walton <dwalton@cumulusnetworks.com>