Provides a debian repo for corretto jdk (8, but can be modified for 11).
Also provides an "archive" of all older versions.
repreprowget
Stefan Bühler stbuehler
stbuehler
/ track-schema-renames.py
Created
May 22, 2024 16:48
postgres: track renamed constraints and indices using apgdiff
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| #!/usr/bin/env python3 | |
| # track CONSTRAINT and INDEX renames for ALTER statement. | |
| # uses [`apgdiff``](https://www.apgdiff.com/) | |
| import dataclasses | |
| import re | |
| import subprocess | |
| # create old and new schema exports with: `pg_dump -sxO dbname > schema.sql` |
stbuehler
/ upgrade_serial_to_identity.sql
Last active
November 21, 2024 13:18
postgres: upgrade serial nextval columnes to identity (https://www.2ndquadrant.com/en/blog/postgresql-10-identity-columns/, https://stackoverflow.com/questions/59232753/how-to-change-a-table-id-from-serial-to-identity/59233169#59233169)
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| CREATE OR REPLACE PROCEDURE upgrade_serial_to_identity(tbl regclass, col name) | |
| LANGUAGE plpgsql | |
| AS $$ | |
| DECLARE | |
| colnum smallint; | |
| count int; | |
| maxval int; | |
| cmd text; | |
| r RECORD; | |
| BEGIN |
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| #include <uapi/linux/ptrace.h> | |
| #include <linux/sched.h> | |
| #include <linux/fcntl.h> | |
| #include <linux/fs.h> | |
| #include <linux/path.h> | |
| #include <linux/dcache.h> | |
| #include <linux/limits.h> |
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| #include <fcntl.h> | |
| /* Usage example: bpftrace fcntl_setlk.bt podman */ | |
| kretfunc:vmlinux:fcntl_setlk / $# == 0 || comm == str($1) / { | |
| if (args->flock->l_type == F_UNLCK) { | |
| delete(@pending_locks[pid, args->filp]) | |
| } else if (retval == 0) { | |
| @pending_locks[pid, args->filp] = 1 | |
| } |
stbuehler
/ scrot-xclip.sh
Created
September 24, 2021 07:36
scrot to clipboard with automatic cleanup
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| #!/bin/sh | |
| # example config for i3 (.config/i3/config): | |
| # # select window with mouse | |
| # bindsym Print exec --no-startup-id scrot-xclip.sh --select --freeze | |
| # # current window | |
| # bindsym $mod+Print exec --no-startup-id scrot-xclip.sh --focused | |
| set -e |
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| major | minor | build | type | mainstream | extended | name | |
| 10 | 0 | 19645 | desktop | | | Windows 10 Insider Preview Build 19645 (2020-06-10) | |
| 10 | 0 | 19640 | desktop | | | Windows 10 Insider Preview Build 19640 (2020-06-03) | |
| 10 | 0 | 19635 | desktop | | | Windows 10 Insider Preview Build 19635 (2020-05-28) | |
| 10 | 0 | 19603 | desktop | | | Windows 10 Insider Preview Build 19603 (2020-04-08) | |
| 10 | 0 | 19551 | desktop | | | Windows 10 Insider Preview Build 19551 (2020-01-23) | |
| 10 | 0 | 19536 | desktop | | | Windows 10 Insider Preview Build 19536 (2019-12-16) | |
| 10 | 0 | 19041 | desktop | 2021-12-14 | none | Windows 10 (version 2004) | |
| 10 | 0 | 18363 | server | 2021-05-11 | TBA | Windows Server (version 1909) | |
| 10 | 0 | 18363 | desktop | 2022-05-10 | none | Windows 10 (version 1909) |
stbuehler
/ livecd-repair-rootfs-interactive.sh
Last active
August 14, 2025 07:53
mount rootfs from livecd to repair grub / ...
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| # Find block device names for main disk, rootfs and /boot (if it is on a separate partition; usually with encrypted rootfs) | |
| # your main disk isn't necessarily /dev/sda anymore; NVMe disks have names like /dev/nvme0n1 | |
| # -> /dev/sda might as well be the "livecd" | |
| # For UEFI boot you should also identify the EFI partition; EFI requires a gpt PTTYPE. | |
| lsblk -p -o NAME,RM,SIZE,RO,PTTYPE,TYPE,FSTYPE,MOUNTPOINT,LABEL,PARTLABEL | |
| # or use `lsblk -p; blkid` instead of the long lsblk command | |
| # If you run mdadm raid, probably should start with that. Instructions not included (yet). | |
| # If encrypted rootfs: open it | |
| cryptsetup open /dev/${cryptpart} ${cryptpart}_crypt |
stbuehler
/ create-ldap-ssha.sh
Created
July 1, 2020 09:23
create ldap {SSHA} (salted sha1) password hashes
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| #!/bin/bash | |
| tmpdir=$(mktemp --tmpdir -d create-ldap-ssha-XXXXXXX) | |
| trap 'rm -rf "${tmpdir}"' EXIT | |
| openssl rand -out "${tmpdir}/salt" 8 | |
| echo -n "Enter password: " | |
| read -rs password | |
| echo |
stbuehler
/ with-cap-as-user.sh
Created
June 11, 2020 13:24
run a given command (or the login shell) with additional capabilities as a normal user.
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| #!/bin/bash | |
| # Start as root; run a given command (or the login shell) with additional capabilities as a normal user. | |
| # Eg: with-cap-as-user.sh +net_bind_service -u myhttpuser -- nc -l -p 80 | |
| caps= | |
| user= | |
| keepenv=0 |
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