c3d2-wiki/Server%2Fflatbert%2FDebian.mw

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{{beinhaltet Abweichungen von der Realität}}
{{benötigt Dokumentation}}
== Festplatten ==
* boot: (lsblk)
** ext2 /boot
** NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
** sda 8:0 0 1.8T 0 disk
*** └─sda2 8:2 0 1.8T 0 part
** sdb 8:16 0 931.5G 0 disk
*** ├─sdb1 8:17 0 1007K 0 part
*** ├─sdb2 8:18 0 200M 0 part
*** ├─sdb3 8:19 0 4G 0 part
*** └─sdb4 8:20 0 927.3G 0 part
** sdc 8:32 0 465.8G 0 disk
*** ├─sdc1 8:33 0 1007K 0 part
*** ├─sdc2 8:34 0 200M 0 part /boot
*** ├─sdc3 8:35 0 461.6G 0 part
*** └─sdc4 8:36 0 4G 0 part
** sdd 8:48 0 931.5G 0 disk
*** ├─sdd1 8:49 0 1007K 0 part
*** ├─sdd2 8:50 0 200M 0 part
*** ├─sdd3 8:51 0 4G 0 part
*** └─sdd4 8:52 0 927.3G 0 part
**btrfs (RAID1 balance)
*** root = flatbert
*** lxc container = btrfs/container
*** lxc container = var/lib/lxc/container/rootfs
** snapshots:
*** system /btrfs-snap/flatbert-snap-tägliches_datum
*** lxc container = btrfs/container-snap-tägliches_datum
*** lxc container = var/lib/lxc/container/rootfs-snap-tägliches_datum
== Software Info ==
* System: Debian Jessi
* Virtualisierung: bisher ohne
* Container: [[LXC]]
* Kernel: Linux flatbert 3.12.8flatbert+ #7 SMP Sat Jan 18 20:35:01 CET 2014 x86_64 GNU/Linux
== Administriert ==
* [[User:Astro|Astro]]
* [[User:Blotter|blotter]]
* [[User:Eri!|Eri!]]
* [[User:john|_john]]
* [[User:koeart|koeart]]
* [[User:leon|leon]]
* [[User:morphium|morphium]]
* [[User:payload|payload]]
* [[User:Poelzi|poelzi]]
* [[User:Nulli|0i]]
* [[User:waerter|waerter]]
* [[User:daniel.plominski|daniel]]
== Containers ==
* astrom
* astron
* cloudybay
* dhcp
* dn42
* [[drucker]]
* feile
* fernandopoo
* git
* global
* jabber1
* jabber2
* knot
* leviathan
* semanta
* sharing
* wiefelspuetz
* wolke7
* wormhole
* www1
== Netze ==
=== IPv4 ===
* 217.115.11.128/27
* 172.22.99.0/24
* 172.22.100.0/24
* 172.22.101.0/24
=== IPv6 ===
* 2001:4dd0:fb82:c3d2::/64
== Virtuelle Maschinen ==
{| class="wikitable sortable" style="text-align:right"
! 172.22.99
! DNS
! Admin
! Services
|-
|1
|blackhole
|astro<br>dodo
|DNS Bind für hq.c3d2.de
|-
|254
|dhcp
|klaud
|DHCP & NetBoot (TFTP)
|-
|253
|dn42
|klaud
|OpenVPN & Quagga für dn42.net
|-
|251
|knot
|klaud
|DNS Cache Unbound
|-
|252
|wormhole
|leon<br>astro
|OpenVPN zu morphium für 46.4.237.224/27
|-
|244
|privoxy
|poelzi
|transparent squid+privoxy for wallbert and friends
|-
|23
|astron
|astro
|chaosbay<br>eglassd<br>radar<br>TriggerMucBot
|-
|24
|astrom
|astro
|http://www.hq.c3d2.de/pentastats/chaosbay
|-
|28
|www1
|klaud
|http(s) proxy für viele Vhosts
|-
|30
|unsafe
|astro
|ssh chat@ssh.hq.c3d2.de
|-
|31
|icq
|astro<br>shnifti
|icq.hq.c3d2.de<br>spaceboyz.net
|-
|32
|wiefelspuets
|astro<br>leon
|collectd<br>ftp.c3d2.de logs auf 179/tcp
|-
|37
|fernandopob
|koeart
|
|-
|39
|moleflap
|dodo<br>poelzi
|Moleflap * Web * Frontend
|-
|41
|pentaverse
|dodo
|pentamedia.org
|-
|42
|pots
|john<br>eri!
|
|-
|44
|cloudybay
|payload
|pentapad.hq.c3d2.de
|-
|46
|blotter
|blotter
|
|-
|47
|eriklaut
|eri!
|
|-
|48
|sharing
|astro
|http://sharing.hq.c3d2.de
|-
|51
|maddog
|koeart
|Idea Torrent
|-
|53
|pentabug
|thammi
|
|-
|54
|mossad-silo
|klobs
|cthulhu-(wiki-) backup
|-
! 217.115.11
|
|
|
|-
|129
|wormhole
|astro<br>leon
|wormhole.hq.c3d2.de
|-
|130
|blackhole
|astro<br>leon
|internet.hq.c3d2.de
|-
|132
|jabber1
|astro<br>leon
|xmpp für hq.c3d2.de
|-
|133
|jabber2
|astro<br>leon
|xmpp für hq.c3d2.de
|-
|134
|www1
|all
|www1.hq.c3d2.de
|-
|135
|fernandopoo
|koeart
|fernandopoo.hq.c3d2.de<br>zwoelfelf.net
|-
|138
|haproxy
|Daniel.Plominski
|haproxy.hq.c3d2.de
|-
|139
|dnstunnel
|Daniel.Plominski
|dnstunnel.hq.c3d2.de
|-
|141
|elasticsearch
|Astro<br>Mic92
|elasticsearch.hq.c3d2.de
|-
|142
|wire
|all
|wire.hq.c3d2.de
|-
|}
== screen retten ==
<pre><nowiki>[21:25:35] <blotter> lsof -p <pid-vom-screen>
[21:25:58] <blotter> cd /run/screen/S-root/; touch 4300.blackhole; mount --bind /proc/4300/fd/3 4300.blackhole
[21:26:37] <blotter> 4300.blackhole dann durch die infos von lsof ersetzten
[21:26:44] <blotter> danach screen -x oder -r
</nowiki></pre>
Oder [http://git.savannah.gnu.org/cgit/screen.git/tree/src/README#n95 einfach SIGCHLD schicken]
== tmux ==
<pre>
tmux
tmux ls
tmux attach
STRG + B : detach
Ctrl-b c create a new window
Ctrl-b , rename window
Ctrl b n next window
Ctrl b p previous window
Ctrl-b : command prompt
Ctrl-b w choose window
Ctrl-b s choose tree
Ctrl-b $ rename session
Ctrl-b ? help
</pre>
=== tmux retten ===
(geht nur bei Linux mit Hilfe von /proc, nicht BSD/Mac)
z.B. bei Protokollupgrade (1.8 < 1.9) <code>tmux attach protocol version mismatch (client 8, server 7)</code>
<source lang="bash">
pgrep tmux
/proc/<TMUX_PID>/exe attach
</source>
== btrfs daily snapshots ==
<source lang="bash">/btrfs-admin/btrfs_snap_daily_lxc.sh</source>
oder
<source lang="bash">btrfs subvolume snapshot /btrfs/CONTAINER /btrfs/CONTAINER-snap-`date -u +%Y.%m.%d-%H.%M.%S`</source>
== Siehe auch ==
* [[Server/flatbert]]
[[Kategorie:Infrastruktur]]
[[Kategorie:Hardware]]
[[Kategorie:HQ|Netz]]