Florian Maurer maurerle
maurerle
/ ffac-rollout-nginx-rule.sh
Created
January 24, 2026 19:20
This command creates a nginx rule to configure the rollout for a small allow list for FFAC Freifunk-Gluon firmware
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| curl https://map.aachen.freifunk.net/data/meshviewer.json | jq -r '.nodes[] | select(.is_online == true) | select(.firmware.release == "v2023.2.3-6")| .hostname as $h | .node_id as $n | .addresses[] | "allow \(.); # \($h) https://map.aachen.freifunk.net/#/en/map/\($n)"' | grep 2a03:2260:3006:.11 | |
| # 1. replace last grep number with a chosen domain number | |
| # 2. paste a few of the nodes into the nginx config | |
| # 3. sudo service nginx reload | |
| # 4. monitor the successful upgrade of the nodes | |
| # 5. repeat |
maurerle
/ ssh_counter.sh
Created
January 12, 2026 15:28
Find the list of nodes to which I have access - so nodes which have my or someone's public key
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| #!/bin/bash | |
| curl https://map.aachen.freifunk.net/data/meshviewer.json | jq -r '.nodes[].addresses[]' | grep 2a03:2260:3006:1 > ips.txt | |
| IPS_FILE="ips.txt" | |
| USER="root" | |
| # myself | |
| COMMAND="pretty-hostname" | |
| # search fore someones pubkey in the authorized keys | |
| COMMAND="grep -q 'AAAAB3Nxxx' /etc/dropbear/authorized_keys && pretty-hostname" |
maurerle
/ dyndns_ionos.sh
Last active
June 28, 2025 14:47
This gist updates ipv6 and ipv4 address using dyndns for a ionos domain
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| #!/bin/bash | |
| # === Configuration === | |
| API_KEY=${1:-"YOUR API KEY"} | |
| INTERFACE=${2:-"eth0"} | |
| IONOS_API_URL="https://ipv4.api.hosting.ionos.com/dns/v1/dyndns" | |
| # === Get global IPv6 address of the interface === | |
| IPV6_ADDR=$(ip -6 addr show dev "$INTERFACE" scope global | grep -oP '(?<=inet6\s)[0-9a-f:]+(?=/)' | head -n1) | |
| IPV4_ADDR=$(curl -s ipv4.icanhazip.com) |
maurerle
/ install-wireguard-patch.sh
Last active
June 15, 2025 18:29
wireguard patch for threaded NAPI. See https://git.zx2c4.com/wireguard-linux/commit/?id=db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e
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| #!/bin/bash | |
| sudo apt-get install build-essential linux-source bc kmod cpio flex libncurses5-dev libelf-dev libssl-dev dwarves bison linux-headers-amd64 | |
| tar xavf /usr/src/linux-source-$(uname -r | cut -d. -f1,2).tar.xz | |
| cd linux-source-$(uname -r | cut -d. -f1,2) | |
| # apply patch | |
| wget -O wireguard.patch https://git.zx2c4.com/wireguard-linux/patch/?id=db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e | |
| patch -p1 < wireguard.patch | |
| #rm wireguard.patch |
maurerle
/ gist:a4f1bbdf47d978eef72f6c140f77a4a2
Created
June 11, 2025 14:25
NVIDIA DGX A100 nvsm cleanup procedure
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| When a hardware replacement is completed on a system, use the below procedure to clear existing alerts, and the events that generated the alert from the system. | |
| 1. sudo systemctl stop nvsm #stop nvsm services | |
| 2. sudo rm /var/lib/nvsm/sqlite/nvsm.db #remove the nvsm alert data base | |
| 3. sudo ipmitool sel clear # clear the SEL current logs | |
| 4. sudo rm /var/log/bmc_sel_archive_for_BMC_*.log #clear any archived SEL logs that can have the error | |
| 5. sudo systemctl start nvsm #start nvsm services |
maurerle
/ backup.sh
Last active
May 28, 2025 14:00
— forked from Jipok/backup.sh
Backup HOME with restic, exclude trash, caches and other useless data
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| #!/usr/bin/env bash | |
| # SET ENV VARIABLES FOR YOUR USE CASE | |
| # export RESTIC_PASSWORD= | |
| # export RESTIC_REPOSITORY=sftp:host:/mnt/folder | |
| # Each element is the exclusion path | |
| excludes=( | |
| "$HOME/.local" # Local configuration and application files | |
| "$HOME/.cache" # Temporary cache files |
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| services: | |
| ollama: | |
| image: ollama/ollama:${OLLAMA_DOCKER_TAG-latest} | |
| container_name: ollama | |
| volumes: | |
| - ./ollama:/root/.ollama | |
| ports: | |
| - "11434:11434/tcp" | |
| restart: unless-stopped | |
| tty: true |
maurerle
/ backup-system.sh
Created
October 13, 2024 17:00
backup script which backs up a whole linux installation doing incremental backups using rsync
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| #!/bin/bash | |
| # backup script which backs up a whole linux installation doing incremental backups using rsync | |
| # Check for root priviliges | |
| if [[ $EUID -ne 0 ]]; then | |
| printf "Please run as root:\nsudo %s\n" "${0}" | |
| exit 1 | |
| fi | |
| set -o errexit |
maurerle
/ setup.sh
Last active
May 21, 2025 05:57
— forked from giannello/setup.sh
Install fprintd-tod with support for Broadcom readers on Debian testing
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| #!/usr/bin/env sh | |
| #################################################################### | |
| ### ____ _____ ____ ___ _ _ _ ___ _ _ _ __ __ ### | |
| ### | _ \| ____| __ )_ _| / \ | \ | | / _ \| \ | | | \ \ / / ### | |
| ### | | | | _| | _ \| | / _ \ | \| | | | | | \| | | \ V / ### | |
| ### | |_| | |___| |_) | | / ___ \| |\ | | |_| | |\ | |___| | ### | |
| ### |____/|_____|____/___/_/ \_\_| \_| \___/|_| \_|_____|_| ### | |
| #################################################################### | |
| ####### _ _ ___ _ _ ____ _ _ _ _ _____ _ _ ######## |
maurerle
/ update-bat-hosts.lua
Last active
August 24, 2024 00:20
update-bat-hosts - get the list of neighbours from the meshviewer to see in batctlcd
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| #!/usr/bin/lua | |
| -- SPDX-FileCopyrightText: Florian Maurer | |
| -- SPDX-License-Identifier: MIT | |
| local jsonc = require("jsonc") | |
| local function truncate_hostname(hostname, max_length) | |
| -- If the hostname is already within the maximum length, return it as is | |
| if #hostname <= max_length then | |
| return hostname |
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