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Re: [Astlinux-devel] WAN Failover
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From: David K. <da...@ke...> - 2018-05-18 01:39:30
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Ah, ok did not know that. That would be worth testing to see if my UPS works with that. David On Thu, May 17, 2018 at 8:45 PM, Lonnie Abelbeck <li...@lo...> wrote: > > Now if the UPS has not drained itself completely before power comes > back, the power never goes out, so AstLinux never comes back up. > > > That is what this option (when enabled) in the Network tab is for > -- > Kill Power on the UPS after a Powerfail Shutdown: [enabled] > -- > > It may depend on your UPS to properly come alive when the line power is > restored. > > Lonnie > > > > > On May 17, 2018, at 7:14 PM, David Kerr <Da...@Ke...> wrote: > > > > So, on the topic of shutdown.... The problem is that if AstLinux shuts > down, there is no way to bring it back up again remotely... at least not > that I know of. I have to physically go to the box, pull the power and > plug it back in again (or press a reset switch). Now if the UPS has not > drained itself completely before power comes back, the power never goes > out, so AstLinux never comes back up. > > > > So I think what I want is to let AstLinux keep running until the UPS > dies completely. It is ungraceful, but it is unlikely to cause much harm. > A fsck run at reboot will probably occur. > > > > Reading up on upsmon I think I have two options. In upsmon.conf I could > change NOTIFYFLAG LOBATT to just syslog and not exec the NOTIFYCMD > script... which is where I suspect the shutdown is triggered (I've not > checked that though). Or I think I could set MINSUPPLIES to 0 (zero) which > tells upsmon that it is acceptable to have less than one UPS available. > > > > I've not tested either of these yet, but thought I would post here and > get reactions. > > > > David. > > > > > > > > > > > > On Thu, May 17, 2018 at 11:01 AM, Michael Keuter <li...@mk...> > wrote: > > > > > Am 17.05.2018 um 16:50 schrieb Michael Keuter <li...@mk... > >: > > > > > >> > > >> Am 17.05.2018 um 16:31 schrieb Michael Keuter <li...@mk... > >: > > >> > > >> > > >>> Am 17.05.2018 um 16:12 schrieb David Kerr <da...@ke...>: > > >>> > > >>> Starting a thread among developers on this topic to record some > observations. Now on day two of no power or internet and having got WAN > failover working yesterday I have some observations... > > >> > > >> Hopefully the power gets back soon … > > >> > > >>> Status page still shows my eth0 IPv4 address, which is > 192.168.100.10 issued by my cable modem as external network down. > > >>> > > >>> WAN failover status shows 192.168.100.1 as (bogus) primary gateway > and 172.20.10.1 as accurate. But what is needed is external IP address. > > >>> > > >>> My ddclient uses eth0 as the external IPv4 address. So my dynamic > DNS updates are all failing/bogus. Either I change to use an external site > to determine my IP, or I do something in WAN failover script to change what > ddclient does. Any thoughts as to best approach? I want something > automatic that will work whether using primary or failover. > > >> > > >> Some of that stuff can be automated with the optional Action script: > > >> https://doc.astlinux.org/userdoc:tt_wan_failover# > action_script_optional > > >> > > >>> I turn off my generator overnight and run network from a large UPS. > According to syslog Astlinux decided to shutdown at 6am when upsmon > determined low battery. I think it was at 20% left, but at that level I > still have 90-120 minutes of runtime left. Is there a setting to change > when Astlinux does the shutdown? > > >> > > >> I guess in "/etc/ups/upsmon.conf" (but no idea which is the right > parameter). You can create your own file in "/mnt/kd/". > > > > > > I think I was wrong: https://networkupstools.org/ > docs/man/ups.conf.html > > > Pay attention to the "ignorelb", "default.<variable>" and > "override.<variable>" parameters. > > > > > > Checkout this command in CLI to get the values: > > > > > > ---- > > > upsc ups@localhost > > > battery.charge: 100 > > > battery.charge.low: 10 > > > battery.charge.warning: 50 > > > ... > > > ... > > > ---- > > > > Update: There's even more :-): > > > > upsrw ups@localhost > > [battery.charge.low] > > Remaining battery level when UPS switches to LB (percent) > > Type: STRING > > Maximum length: 10 > > Value: 10 > > > > You can also set variables with "upsrw", e.g. in "/mnt/kd/rc.elocal". > You need the username and password from "/etc/ups/upsd.users". > > > > Michael > > > > http://www.mksolutions.info > > > > > > > > > > ------------------------------------------------------------ > ------------------ > > Check out the vibrant tech community on one of the world's most > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > _______________________________________________ > > Astlinux-devel mailing list > > Ast...@li... > > https://lists.sourceforge.net/lists/listinfo/astlinux-devel > > > > ------------------------------------------------------------ > ------------------ > > Check out the vibrant tech community on one of the world's most > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot______ > _________________________________________ > > Astlinux-devel mailing list > > Ast...@li... > > https://lists.sourceforge.net/lists/listinfo/astlinux-devel > > > ------------------------------------------------------------ > ------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Astlinux-devel mailing list > Ast...@li... > https://lists.sourceforge.net/lists/listinfo/astlinux-devel > |
