Oliver Krüger 1977er
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| Device with fishy values | |
| client0 ESSID: "hannover.freifunk.net" | |
| Access Point: FA:33:22:A8:74:10 | |
| Mode: Master Channel: 1 (2.412 GHz) HT Mode: HT20 | |
| Center Channel 1: 1 2: unknown | |
| Tx-Power: 20 dBm Link Quality: unknown/70 | |
| Signal: unknown Noise: -95 dBm | |
| Bit Rate: unknown | |
| Encryption: none |
1977er
/ gist:7ed4ba1028b903a8957be8bdf61beecb
Created
June 3, 2023 10:34
root@UFU-FWH-E138-ScheibenSW-Technik1:~# ffh_debug_info
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| root@UFU-FWH-E138-ScheibenSW-Technik1:~# ffh_debug_info | |
| ================================== | |
| gluon-info: | |
| ================================== | |
| Hostname: UFU-FWH-E138-ScheibenSW-Technik1 | |
| MAC address: 74:ac:b9:a7:91:6b | |
| Hardware model: Ubiquiti EdgeRouter X | |
| Gluon version / Site version: v2022.1.3 / vH35 |
1977er
/ gist:3c52bf5ffba9273ef54766f286a87c6f
Created
June 3, 2023 10:32
root@UFU-FWH-E106-Woermannstr-Technik1:~# ffh_debug_info
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| root@UFU-FWH-E106-Woermannstr-Technik1:~# ffh_debug_info | |
| ================================== | |
| gluon-info: | |
| ================================== | |
| Hostname: UFU-FWH-E106-Woermannstr-Technik1 | |
| MAC address: 74:ac:b9:a7:77:37 | |
| Hardware model: Ubiquiti EdgeRouter X | |
| Gluon version / Site version: v2022.1.3 / vH35 |
1977er
/ gist:aac73949049e27e30145b7e29af6bfa0
Created
May 7, 2023 15:13
root@UFU-FWH-E119-Tresckowstr-Technik-hinten:/# logread
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| Sat May 6 13:55:00 2023 daemon.info micrond[2036]: Sleeping for 45 seconds. | |
| Sat May 6 13:55:45 2023 daemon.info micrond[2036]: Servers answer is weird. Aborting. | |
| Sat May 6 14:00:00 2023 daemon.info micrond[2036]: Sleeping for 54 seconds. | |
| Sat May 6 14:00:54 2023 daemon.info micrond[2036]: Servers answer is weird. Aborting. | |
| Sat May 6 14:05:00 2023 daemon.info micrond[2036]: Sleeping for 47 seconds. | |
| Sat May 6 14:05:47 2023 daemon.info micrond[2036]: Servers answer is weird. Aborting. | |
| Sat May 6 14:10:00 2023 daemon.info micrond[2036]: Sleeping for 1 seconds. | |
| Sat May 6 14:10:01 2023 daemon.info micrond[2036]: Servers answer is weird. Aborting. | |
| Sat May 6 14:15:00 2023 daemon.info micrond[2036]: Sleeping for 46 seconds. | |
| Sat May 6 14:15:46 2023 daemon.info micrond[2036]: Servers answer is weird. Aborting. |
1977er
/ gist:3e7b83d6e3e4459c4574510cc4be0b98
Created
May 7, 2023 15:11
root@UFU-FWH-E119-Tresckowstr-Technik-hinten:~# dmesg
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| root@UFU-FWH-E119-Tresckowstr-Technik-hinten:~# dmesg | |
| [985439.270601] 00000000 00000000 806fdc74 8145f748 ffffefff 00000000 ffffffea 00000000 | |
| [985439.287412] 8145f754 00000653 807cb9e0 ffffffff 00000000 00000000 00000000 80700000 | |
| [985439.304223] 00000009 8087428c 8087428c 80980000 00000000 803a42ec 00000000 80980000 | |
| [985439.321035] ... | |
| [985439.326067] Call Trace: | |
| [985439.331107] [<80007fc0>] show_stack+0x30/0x100 | |
| [985439.340116] [<8031f7c8>] dump_stack+0x9c/0xcc | |
| [985439.348954] [<8002fe64>] __warn+0xc0/0x12c | |
| [985439.357268] [<8002ff5c>] warn_slowpath_fmt+0x8c/0xac |
1977er
/ Wireguard NULL pointer dereference in 5.10.0-21 Bullseye
Created
April 21, 2023 10:17
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| Apr 20 00:30:20 sn02 kernel: BUG: kernel NULL pointer dereference, address: 0000000000000498 | |
| Apr 20 00:30:20 sn02 kernel: #PF: supervisor read access in kernel mode | |
| Apr 20 00:30:20 sn02 kernel: #PF: error_code(0x0000) - not-present page | |
| Apr 20 00:30:20 sn02 kernel: PGD 0 P4D 0 | |
| Apr 20 00:30:20 sn02 kernel: Oops: 0000 [#1] SMP PTI | |
| Apr 20 00:30:20 sn02 kernel: CPU: 6 PID: 18454 Comm: wg Tainted: G OE 5.10.0-21-amd64 #1 Debian 5.10.162-1 | |
| Apr 20 00:30:20 sn02 kernel: Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.1-0-g3208b098f51a-prebuilt.qemu.org 04/01/2014 | |
| Apr 20 00:30:20 sn02 kernel: RIP: 0010:wg_get_device_dump+0x1db/0x96b [wireguard] | |
| Apr 20 00:30:20 sn02 kernel: Code: cb af 5e c2 48 89 ef 89 c3 e8 a1 67 20 c2 85 db 0f 85 95 06 00 00 4d 85 e4 0f 84 76 03 00 00 48 8b 3c 24 49 8b 16 48 8b 47 60 <48> 8b 92 98 04 00 00 48 85 c0 0f 85 df 02 00 00 48 89 57 60 41 8b | |
| Apr 20 00:30:20 sn02 kernel: RSP: 0018:ffffba9c00fdfb28 EFLAGS: 00010293 |
1977er
/ lld-wrapper.sh
Created
July 11, 2020 22:49
Zabbix: LowLevelDiscovery json/data wrapper (needed for legacy versions)
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| #!/bin/bash | |
| # usage: | |
| # $ cat input.txt | |
| # dom01 | |
| # dom02 | |
| # dom10 | |
| # dom23 | |
| # | |
| # cat input.txt | ./lld-wrapper.sh "#FOO" |
1977er
/ Freifunk Hannover Einzeiler
Created
February 5, 2018 00:25
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| # Timings des DHCP auf einem FF Knoten messen | |
| time udhcpc -n -q -s /bin/true -t 1 -i br-client 2>&1 | grep real | tr "\t" " " |
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| #!/bin/sh | |
| descr=$(uname -n) | |
| job=$(uname -n | cut -d"-" -f3) | |
| dest="fdca:ffee:8::2001" | |
| count=5 | |
| # do not change below here | |
| result=$(ping $dest -c $count) |
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| # test-sn06 | |
| # --------- | |
| uci set system.@system[0].hostname='test-ok-sn06' | |
| echo "12:7c:82:64:22:96" > /lib/gluon/core/sysconfig/primary_mac | |
| uci set network.wan.macaddr='12:7c:82:64:22:90' | |
| uci set network.client.macaddr='06:6f:ac:a2:10:01' | |
| uci set network.bat0.macaddr='06:6f:ac:a2:10:01' | |
| uci set network.mesh_vpn.macaddr='12:7c:82:64:22:96' |
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