[LEDE-DEV] mwan3 not working

[Yousong Zhou]

On 13 May 2017 at 19:51, Mauro Mozzarelli <openwrt at ezplanet.net> wrote:
> Thanks Yousong, Merci Etienne,
>
>
> I updated and rebuilt with the fix r4117 and I already communicated to
> Etienne that this fixes MWAN Interface Systemlog (this now shows), but both
> my interfaces remain marked as offline and red, when they are in fact up and
> connected.
>
> Backing to r4041 (which is the last I had built and saved previously)
> resolves the issue for the time being
>
> I have seen in the issue log that Etienne pointed me to that he updated the
> "ip" command path.
>
> There are other errors being logged by uhttpd due to missing /usr/bin/ip.
>
> When I create a symbolic link:
>
>  /usr/bin/ip -> /sbin/ip-tiny
>
> The mwan3 problem seems to go away so there must be something else looking
> for /usr/bin/ip that Etienne might have missed.
>

That's probably caused by luci-app-mwan3.  Greping through
/usr/lib/lua and you will find it.

>
> I wonder if other packages will have the same issue as it is common practice
> to hardcode binaries' full path in scripts rather than setting the PATH
> variable.
>
>
> Mauro

It's probably common but it's also something very likely to fail in
ways like this.  What's in the wide wild is unknown and can be
intriguing.

                yousong