4.2 KiB
Various useful-ish scripts
Scripts I wrote at some point or another. Inconsistent quality, no guarantees.
It's likely some never worked or that I got bored writing halfway.
availability-monitor.py
Low-budget homemade handmade monitoring for homeserver.
Status: active use
Dependencies: python3, apprise, cryptography, dnspython, requests, Matrix account
Usage: Use provided availability-monitor.service as user unit.
btrfs-scrub.py
Scrub btrfs volume and report results via matrix and e-mail.
Status: active use
Dependencies: python3, apprise, Matrix account
Usage: Invoke periodically using systemd timer (or cron).
dnf-search-install.py
Wrapper, marks already installed packages for dnf search.
Status: active use
Dependencies: dnf5, python3
Setup:
sudo cp ./dnf-search-installed.py /usr/local/bin/.
alias --save dnf '/usr/local/bin/dnf-search-installed.py'
Usage: dnf search <package>
ensure-port-fwd.py
Ensure given ports are present in TC7200 port forwarding table.
For all those who get shitty routers shoved down their throats by their greedy and incompetent ISPs who like to randomly reset their settings for fun and profit using a backdoor.
Status: active use (🖕 UPC/Vodafone)
Dependencies: selenium, geckodriver, e-waste
Usage: Run as a systemd service
gentoo-chroot.sh
Automate chrooting from live USB to fix installed system.
Status: active use :(
Dependencies: Nothing unusual
Usage: chroot.sh
gtokei.sh
Wrapper, count lines of code for git repos with tokei.
Status: active use
Dependencies: tokei, git
Usage: gtokei.sh https://github.com/some/repo
kernel-update.py
Automate chores when configuring, compiling and updating kernel.
Status: active use
Dependencies: dracut, Gentoo (not really but eselect, specific names and paths...)
This will update kernel using /usr/src/linux/.config to the latest installed sys-kernel/gentoo-sources.
Usage: kernel-update.py
Alt.: kernel-update.py <old-version> <new-version>
mail-payroll.py
Parse Thunderbird inbox in mailbox format, decrypt and save pdf attachments from selected sender.
Status: active use
Dependencies (python): pikepdf
Dependencies (systemd): python3, qpdf
Usage: Invoke when receiving new mail using systemd path monitoring.
njalla-tlsa-rotate.py
Perform 3 1 1 + 3 1 1 TLSA key rollover for Maddy mailserver with 3h window. Since the script is stateless and rebooting a machine would interfere, reboot is blocked via logind for the duration.
Status: active use
Dependencies (python): certbot, cryptography, dasbus Dependencies (system): caddy, maddy, python3, systemd
Usage: Invoke periodically using systemd timer.
flac-convert.py
Convert all .m4a into max-compressed .flac
Status: ancient one-off, likely low quality
Dependencies: ffmpeg
Usage: flac-convert.py /path/to/music
jxl-convert.py
Recursively convert jpgs to jxls with additional checks.
Status: one-off
Dependencies: libjxl
Usage: ./jxl-convert.py /path/to/pics
invoke-magic.bat
Add watermark to photo and create thumbnail. Contains detailed parameter explanation. Created for friend's blog.
Status: ancient but probably still working
Dependencies: imagemagick
Usage: Run next to logo.png and workdir directory with photos
prune-woodpecker.py
Prune Woodpecker CI's DB. Expects woodpecker.sqlite in the same directory. Useful for getting rid of a string
of failed pipelines while setting things up.
Tested with Woodpecker 2.8.x and sqlite backend.
Status: one-off
Usage: ./prune-woodpecker.py <start> <stop>
sync-apparmor.py
Scan source directory of profiles and binaries in the system.
Copy profiles that have a corresponding binary from src to dst. Clean profiles that don't have a corresponding binary from dst.
Useful for initial profile dir setup and mopping up old profiles.
Doesn't work for subprofiles
Status: one-off
Dependencies: apparmor
Usage: sync-apparmor.py <src> <dst>
try-luks-from-kdbx.py
Retrieve known password for a LUKS volume from a KeePass DB.
For those moments when you forget the name of or mislabel your DB entry.
Status: one-off
Dependencies: pykeepass
Usage: try-luks-from-kdbx.py /path/to/kdbx /path/to/block-device