[Adminsysters] TECH INFRA - PREP UpGRADE - issue [mur.at #12287] backup

[¬ `]

hi,

we rebooted jean and followed up with rest of the steps on the agenda {except for borg backup}
https://cryptpad.fr/pad/#/2/pad/edit/IgfGlpKBKTMcoTW7tk617XI2/

atm our backup server in antwerp is down and ooooo will bring it back so we can continue with setting up borg on jean tomorrow // 11:00 AM CET

~ ` ``ezn






_____ EOM
¬` vo ezn





On Wednesday, October 23rd, 2024 at 10:50 AM, ignifugo <ignifugo at insicuri.net> wrote:

> 

> On 17/10/24 15:34, Ada LaNerd wrote:
> 

> > Hello,
> > 

> > You can find the extensive summary of our last operations in the pad if
> > you're interested, we tried and document it as much as we could so
> > anyone of you can learn some things out of it.
> > 

> > By the way, mara noted that tinc, the mesh VPN (decentralized virtual
> > private network) protocol we intended to setup, was discontinued and
> > also learned that a new VPN was recommended nowadays but couldn't
> > remember its name. After digging a bit, I found out about Netmaker
> > https://www.netmaker.io/, which is based upon Wireguard and looks
> > good. Is it the right one?
> > 

> > Would anyone have some recent experience in such VPN solutions?
> 

> 

> I use wireguard alone and works well.
> In 2 cases:
> reach the internal resources of a local network in the center of woman
> in Bologna, passing in a VPS with a static IP
> 

> Same model, to reach from internet the internal resources of our mesh
> network.. here a drawing
> https://antennine.noblogs.org/post/2023/02/08/cosa-ci-serve-avere-un-punto-di-osservazione/
> 

> from my laptop debian and from my smartphone android.
> 

> hugs ignifugo
> 

> > bye,
> > 

> > Ada
> > 

> > Le 15/10/2024 à 14:31, Ada LaNerd a écrit :
> > 

> > > Hi everyone!
> > > 

> > > Apparently tomorrow 14:00 CET is the most suitable slot for this
> > > session. The previous link for the BBB was
> > > https://visio.futuretic.fr/360 and the pad is there :
> > > https://eth.leverburns.blue/p/borg
> > > 

> > > I'm not sure the status of the backup is very clear: is it done or not
> > > yet?
> > > 

> > > The goal of the session would be to end the upgrade to Debian bookworm
> > > before we can install tinc right?
> > > 

> > > hugs for those who want some!
> > > 

> > > Le 10/10/2024 à 13:35, bolwerK a écrit :
> > > 

> > > > hi
> > > > @ igni did you already start the backup solo
> > > > thought we were agreeing on a date ::
> > > > https://transitional.anarchaserver.org/date/studs.php?poll=9hZvhKvLFK7Lu3Ug
> > > > and it seems wednesday 16/10 we can be more people present
> > > > so can we do it all together that moment - as in the meantime we
> > > > received this message from ralph of [mur][at]
> > > > 

> > > > xm
> > > > 

> > > > -------- Forwarded Message --------
> > > > Subject: Re: TECH INFRA - PREP UpGRADE - issue [mur.at #12287] backup
> > > > Date: Wed, 9 Oct 2024 14:46:43 +0200
> > > > From: Ralph Wozelka via RT amt at mur.at
> > > > Reply-To: amt at mur.at
> > > > To: info at ooooo.be, mara at multiplace.org
> > > > 

> > > > it looks like the transfers broke off pretty early in the process!
> > > > 

> > > > > murmin at hamster/backup/images/adelejean »ll
> > > > > total 1,1G
> > > > > -rw-rw-r-- 1 murmin murmin 0 Okt 3 17:53 adele01.img.lz4
> > > > > -rw-rw-r-- 1 murmin murmin 350 Okt 4 23:40 jean01.img.lz4
> > > > > -rw-rw-r-- 1 murmin murmin 1,1G Okt 3 15:32 test.img.lz4
> > > > > murmin at hamster/backup/images/adelejean »
> > > > 

> > > > I will write a script which will loop back and restart the receiving
> > > > server-side process!
> > > > It will keep all files from previous attempts so that nothing can
> > > > go amiss :-)
> > > > it will name the backup files like "adele01.img.lz4.202410091415", ...
> > > > and "jean01.img.lz4.202410091415", ...
> > > > each new attempt will create a separate file! :-)
> > > > 

> > > > use the lines as before again to commence transfer:
> > > > (I added -N for netcat so it will terminate after the end of file is
> > > > reached. I noticed it just keeps going wailting for more input otherwise)
> > > > 

> > > > for adele, port 12346: dd if=/dev/<your-dev-on-adele> | lz4 | pv | nc
> > > > -N hamster.mur.at 12346
> > > > for jean, port 12347: dd if=/dev/<your-dev-on-jean> | lz4 | pv | nc
> > > > -N hamster.mur.at 12347
> > > > 

> > > > let me know how it goes!
> > > > 

> > > > so long,
> > > > r
> > > > 

> > > > If the connection breaks it will restart the listening servers on the
> > > > same tcp ports ready for transfar
> > > > On 03.10.24 17:59, Ralph Wozelka | NOC - mur.at wrote:
> > > > 

> > > > > I'll prepare for 2 separate transfers now!
> > > > > install lz4 and pv on your servers.
> > > > > 

> > > > > try some transfer locally to make sure the tools work.
> > > > > 

> > > > > then you should run this line:
> > > > > 

> > > > > dd if=/dev/<your-dev-on-adele> | lz4 | pv | nc hamster.mur.at 12346
> > > > > dd if=/dev/<your-dev-on-jean> | lz4 | pv | nc hamster.mur.at 12347
> > > > > 

> > > > > and I start 2 corresponding server on hamster now, which will
> > > > > store the streams to local files there:
> > > > > 

> > > > > /backup/images/adelejean »nc -l -p 12346 | cat > adele01.img.lz4
> > > > > /backup/images/adelejean »nc -l -p 12347 | cat > jean01.img.lz4
> > > > > 

> > > > > --> the server side is up and running from now on and you can
> > > > > start your transfer whenever you're ready.
> > > > > 

> > > > > note: the server processes will exit after your client
> > > > > terminates. so if some error occurs on your side, I will need to
> > > > > restart the server-side processes.
> > > > > 

> > > > > it is the fastest way of transferring the data via the local network
> > > > > (it is not encrypted - so only good for our local network. it would
> > > > > be a rather poor choice for across the public internet)
> > > > > 

> > > > > so long,
> > > > > r
> > > > > 

> > > > > On 01.10.24 23:43, info at ooooo.be via RT wrote:
> > > > > 

> > > > > > Tue Oct 01 23:43:50 2024: Request 12287 was acted upon.
> > > > > > Transaction: Correspondence added byinfo at ooooo.be
> > > > > > Queue: noc
> > > > > > Subject: TECH INFRA - PREP UpGRADE - issue [mur.at #12287] backup
> > > > > > Owner: rwoz
> > > > > > Requestors:info at ooooo.be,mara at multiplace.org
> > > > > > Status: open
> > > > > > Ticket <URL:https://rt.mur.at/Ticket/Display.html?id=12287 >
> > > > > > 

> > > > > > Hi great for the enthousiasm.
> > > > > > Is raw disk spaec around 500 gig
> > > > > > 

> > > > > > $ df -h
> > > > > > *adele */dev/md0p2 876G 167G 665G 21% /
> > > > > > jean /dev/mapper/jean-data 875G 357G 474G 43% /
> > > > > > 

> > > > > > and do you have a little more explanation what you expect from us ?
> > > > > > "/netcat socket on hamster"
> > > > > > 

> > > > > > xm
> > > > > > 

> > > > > > sounds good
> > > > > > On 30/09/2024 17:10, Ralph Wozelka via RT wrote:
> > > > > > 

> > > > > > > hey systers!
> > > > > > > 

> > > > > > > how big are the disk(s)?
> > > > > > > we could do it with netcat!
> > > > > > > I'd open a netcat listening socket on hamster, our backup server, and
> > > > > > > you could pipe the whole block device there via netcat...
> > > > > > > 

> > > > > > > so long,
> > > > > > > r
> > > > > > > 

> > > > > > > On 16.09.24 18:20,info at ooooo.be via RT wrote:
> > > > > > > 

> > > > > > > > Mon Sep 16 18:20:09 2024: Request 12287 was acted upon.
> > > > > > > > Transaction: Ticket createdbyinfo at ooooo.be
> > > > > > > > Queue: noc
> > > > > > > > Subject: backup
> > > > > > > > Owner: Nobody
> > > > > > > > Requestors:info at ooooo.be
> > > > > > > > Status: new
> > > > > > > > Ticket<URL:https://rt.mur.at/Ticket/Display.html?id=12287 >
> > > > > > > > 

> > > > > > > > hello mur.
> > > > > > > > we write you / the technical support -
> > > > > > > > cc Andreas
> > > > > > > > to see if you can follow up our request?
> > > > > > > > 

> > > > > > > > on 12/09 we wrote ANdreas --
> > > > > > > > 

> > > > > > > > -------------------
> > > > > > > > 

> > > > > > > > Dear Andreas
> > > > > > > > 

> > > > > > > > hope you are doing well.
> > > > > > > > We want to upgrade adele server, but our backup server has some
> > > > > > > > issues
> > > > > > > > so we are wondering if mur could make a full disk backup for us?
> > > > > > > > 

> > > > > > > > -------------------
> > > > > > > > 

> > > > > > > > thanks for taking it in consideration
> > > > > > > > xm
> > > > > > > > 

> > > > > > > > thanks xm
> > > > > 

> > > > > -- / NOC - mur.at
> > > > > / Network Operation Center / Systemadministration
> > > > > / +43 (0)681 816 45 308
> > > > > / Di-Fr 12:00-14:00 (Support)
> > > > 

> > > > --
> > > > / NOC - mur.at
> > > > / Network Operation Center / Systemadministration
> > > > / +43 (0)681 816 45 308
> > > > / Di-Fr 12:00-14:00 (Support)
> > > > 

> > > > _______________________________________________
> > > > Adminsysters mailing list
> > > > Adminsysters at lists.genderchangers.org
> > > > https://lists.genderchangers.org/mailman/listinfo/adminsysters
> > > 

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> > 

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