dtpnk’s Cheatsheet
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- CLI 46
- links 42
- EN 27
- DE 22
- git 21
- cheatsheet 14
- bash 10
- container 10
- docker 9
- linux 8
- cli 7
- rpi 7
- raspberry 7
- network 6
- ssh 6
- apple 6
- osx 6
- salt 6
- config 6
- management 6
- code 6
- kubernetes 5
- mac 5
- audio 5
- web 4
- freebsd 4
- filesystem 4
- k8s 4
- HowTo 4
- howto 4
- vpn 3
- mesh 3
- security 3
- shell 3
- arch 3
- apache 2
- gpg 2
- encryption 2
- performance 2
- vm 2
- hacks 2
- logs 2
- image 2
- github 2
- openshift 2
- redhat 2
- SSH 2
- tools 2
- zsh 2
- IDE 2
- vscode 2
- bestpractice 2
- debian 1
- systemd 1
- tool 1
- cpu 1
- process 1
- kernel 1
- debugging 1
- man 1
- javascript 1
- test 1
- log 1
- nginx 1
- firewall 1
- vmware 1
- adobe 1
- crm 1
- config management 1
- encryptino 1
- CI/CD 1
- gitbook 1
- analysis 1
- messenger 1
- communication 1
- sqlite 1
- database 1
- nixos 1
- gaming 1
- aws 1
- cloud 1
- terraform 1
- virtualization 1
- language 1
- yaml 1
- sharing 1
- collaboration 1
- yubikey 1
- sailfish 1
- arm 1
- mobile 1
- backup 1
- sony 1
- xperia xa2 1
- fix 1
- issue 1
- firmware 1
- scanner 1
- editor 1
- video 1
- sre 1
- talk 1
- media 1
- authentication 1
- cluster 1
- pdf 1
- flatpak 1
CLI
K8s - activate ingress controller for minikube
Overview Make service from an K8s available to the outside world via an Ingress Controller (here nginx) Prerequisite minikube is installed and started ...
GIT - colored log with graph
Overview Colored output of the git log with a (kind of) graph Prerequisite git HowTo git log --graph --decorate --pretty=oneline --abbrev-commit
GIT - clone all repos at once
Overview This is a HowTo for batch cloning all Repos of an User / Organization at once. Prerequisite having an <API-TOKEN> on Github for private Re...
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
GIT - autosign commits with GPG key
Overview This is a HowTo for setting up git for signing your commits auto-magic-ly with your GPG key. Prerequisite having a GPG-Key Do it get GPG key I...
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
GIT - Sync Fork from upstream Repo
Add the Remote Upstream Repository git remote add upstream [Upstream git URL] Fetch the Upstream Branches git fetch upstream Merge Upstream Changes int...
GIT - Subtrees
Setup git remote add <MY-SUBTREE> git@github.com:<USER>/<SUBPOJECT>.git git subtree add --prefix=<MY-SUBTREE>/ <MY-SUBTREE> ma...
GIT - force pull to overwrite local files
git fetch --all git reset --hard origin/master git pull origin master
GIT - Create a new Branch with no history
this creates a <NEW_BRANCH_NAME> from the current branch, with the last commit as the only commit. (no history) git branch <NEW_BRANCH_NAME> $(e...
DOCKER - Cheatsheet
deletes old containers and images docker ps -a | grep "Exit-Created" | cut -d ' ' -f 1 | xargs sudo docker rm; docker images | grep "<none>" | awk '{...
CLI-Magic
commandline magic http://steve-parker.org/sh/quickref.shtml
CLI - Zufallszahlen in der Shell
Umgebungsvariablen:$RANDOM Ausgeben: echo $RANDOM Zahlen zwischen 0 und 99
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
CLI - Top 10 Prozesse anzeigen lassen
die 10 Prozesse mit der meisten CPU-Load anzeigen lassen (sortiert) ps -Ao user,uid,comm,pid,pcpu,tty --sort=-pcpu - head -n 10
CLI - Text highlighten mit grep (ohne zu Filtern)
$ grep --color -E '^|pattern1|pattern2' file name Oder:
CLI - tar mit Progressbar
mit Hilfe von pv mittels du wird die Größe des Verzeichnisses ermittelt tar -cf - . - pv -s $(du -sb . - awk '{print $1}') - gzip > out.tgz
CLI - Suchen und Löschen in der Konsole
Dieses Vorgehen benutzt man, um bestimmte Dateien zu suchen und gleichzeitig auch zu löschen. Allgemeine Syntax: find <dir-name> <criteria> <...
CLI - Suchen und Ersetzen in mehreren Dateien
find /<Pfad>/<Dateien> -type f -exec sed -i '' -e 's/<alter Begriff>/<neuer Begriff>/g' {} \;
CLI - Suchen und Entpacken
find ./ -type f -iname "*.tar.bz2" -exec tar xvjf {} \;
CLI - Suchen in mehreren Dateien
mit grep: grep -r "<SUCHBEGRIFF-IN-DEN-DATEIEN>" /<PFAD-DER-DURCHSUCHT-WERDEN-SOLL> -r - recursive mit find:
CLI - SSH Key löschen
ssh-keygen -f "/PFAD/ZU/.ssh/known_hosts" -R <IP/HOSTNAME>
CLI - Schreibmaschine simulieren
echo "You can simulate on-screen typing just like in the movies" - pv -qL 10 -ql 10- gibt an wieviele Zeichen pro Sekunde geschrieben werden sollen
CLI - PDFs scannen
PDF-Bearbeitung Mit convert können bspw. gescannte Dokumente als PDF gespeichert werden. Die Befehls-Syntax zum einfachen Speichern einer PNG-Datei im PDF-F...
CLI - pbzip2 - parallel packen
geht schneller verbraucht weniger Platz Einpacken: tar vcf myfile.tbz2 --use-compress-prog=pbzip2 dir_to_compress/ ODER
CLI - OS Version anzeigen
Ubuntu cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=9.04 DISTRIB_CODENAME=jaunty DISTRIB_DESCRIPTION="Ubuntu 9.04"
CLI - nur Dateinamen ausgeben
Folgende CLI Magic ermöglicht es aus einem<OUTPUT>/ einem Dateipfad mit variabler Verzeichnistiefe (z.B./irgend/ein/Pfad/zu/einer/<DATEI>.<END...
CLI - create LVM thinprovisioned Volumes
pvcreate /dev/sda vgcreate vg01_bricks /dev/sda lvcreate -l 100%FREE -T vg01_bricks/lv_thinpool ... mkfs.ext4 /dev/mapper/vg01_bricks-lv_thinpool
CLI - Logging im bash skript
folgendes Codeschnipsel am Anfang vom Skript bewirkt, dass die komplette Bildschirmausgabe (auch remote-Sessions) ins Logfile geschrieben wird.
CLI - explainshell.com
Web tool, that uses the manpages, for visualization of shell commands.
CLI - dmesg fortlaufend anzeigen lassen
als user: watch -n 1 'dmesg|tail -n 20'
CLI - dd Progressbar
Problem „Ich will einen Fortschritt bei dd sehen“ „Ich will wissen wie weit dd ist und wie lange es noch dauert *ningl* “ Ursache ddbietet bot früh...
CLI - Zeile mit sed löschen
sed -i '<ZEILENNR.> d' <PFAD-ZUR-DATEI>
CLI - Weather Report in terminal
curl -4 http://wttr.in/<CITY-NAME>
CLI - Renice Process and all child processes
With this “one-liner” you can set the priority of a parent process and all it’s childprocesses at one time.
CLI - GPG
Encrypt text in a file echo "<CLEAR-TEXT>" - gpg --encrypt --sign --armor -r <EMAIL/ID> > <PATH-TO-FILE>.gpg
CLI - fuzzy finder (fzf)
add the following lines to your .bashrc / .zshrc :
CLI - Bash Scripting Grundlagen
Skriptbeispiele. Hier findet Ihr einige Skriptbeispiele aus unseren Trainings und Projekterfahrungen. Mit Bash-Skripten kann man fast alles realisieren, wa...
links
ZSH
https://github.com/robbyrussell/oh-my-zsh https://stackoverflow.com/questions/28491458/zsh-agnoster-theme-showing-machine-name
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
VBOX - use a physical harddrive as disk
Links https://web.archive.org/web/20180403231016/https://www.serverwatch.com/server-tutorials/using-a-physical-hard-drive-with-a-virtualbox-vm.html htt...
Tools
lens: https://github.com/lensapp/lens GUI for k8s clusters bat: https://github.com/sharkdp/bat a cat clone with syntax highlighting Gatlin: https:/...
Terraform
Tools: Terraforming: https://github.com/dtan4/terraforming create terraformfiles from existing Setup for “Reverse” Engineering an alread...
SALT - Pillars
Weblinks https://github.com/saltstack/salt/issues/32144
install salt with salt-ssh
Weblinks http://bencane.com/2016/07/19/using-salt-ssh-to-install-salt/
SALT - Highstate as scheduled job (config pull)
folgendes in die <minion-config> eintragen: schedule: highstate: function: state.highstate minutes: 60 Weblinks https://docs.saltstack...
SALT - custom header in files und directories
Weblinks http://russell.ballestrini.net/add-a-custom-header-to-all-salt-managed-files-using-pillar-and-jinja-templates/
RPI - Sensoren
DHT11 / DH22 - Luftfeuchtigkeits-, Temperatur Sensor http://www.uugear.com/portfolio/dht11-humidity-temperature-sensor-module/ https://www.amazon.de/IZ...
RPI - Multiroom-Audio (synchron)
Volumio (mpd) + SpotifyConnect +Snapcast(+ Shariplay) (geht bestimmt auch mit RuneAudio) Features Multiroom-Wiedergabe (synchrone Wiedergabe auf mehreren L...
RPi - Multiroom Audio Server
(datt Ding, wo die Musik reinkommen tut…) Voraussetzung Volumio ist installiert Software nachinstallieren sudo apt-get update sudo apt-get install bu...
RPi - Multiroom Audio Client(s)
(die Dinger, wo die Musik rauskommen tut…) Voraussetzung raspian (Debian 8 minimal) optional: Filesystem vergrößern: apt-get install raspi-config ra...
RPI - GPIO Layout
Links https://www.raspberrypi.org/documentation/usage/gpio/ http://raspberrypiguide.de/howtos/raspberry-pi-gpio-how-to/ https://de.pinout.xyz/ ht...
RPI - Breadboard
Links https://tutorials-raspberrypi.de/raspberry-pi-gpio-erklaerung-beginner-programmierung-lernen/ https://www.datenreise.de/raspberry-pi-wie-verwen...
RPI - Accessoires
RPI - Accessoires https://www.amazon.de/Widerstand-Sortiment-EFANTUR-Stk-Widerst%C3%A4nde/dp/B077VJFF2N/ref=pd_sim_107_5?_encoding=UTF8&psc=1&ref...
RPG - Online Char Sheet
Websites, Online Generators for RPG Character Sheets Links: https://github.com/zombieFox/awesomeSheet
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
NIX - install on Mac
Links: https://robots.thoughtbot.com/install-linux-on-a-macbook-air#what-is-nixos
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
GITHUB - Pages
http://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.htmlhttp://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.html gh-...
GIT-Magic
Links https://pgi-jcns.fz-juelich.de/pub/doc/git_gitflow.pdf https://gist.github.com/MoOx/64010ce5847276159018794352b8c987 https://matthiasnoback.nl/...
GIT - Sync Fork from upstream Repo
Add the Remote Upstream Repository git remote add upstream [Upstream git URL] Fetch the Upstream Branches git fetch upstream Merge Upstream Changes int...
GIT - Subtrees
Setup git remote add <MY-SUBTREE> git@github.com:<USER>/<SUBPOJECT>.git git subtree add --prefix=<MY-SUBTREE>/ <MY-SUBTREE> ma...
CI - Publish to Github Pages
Links https://github.com/serde-rs/serde-rs.github.io/issues/7 https://stackoverflow.com/questions/23277391/how-to-publish-to-github-pages-from-travis-c...
GIT - Forking
Links: https://help.github.com/articles/syncing-a-fork/ https://help.github.com/articles/merging-an-upstream-repository-into-your-fork/ https://gist....
GIT - configure upstream repo for a Fork
Links: https://help.github.com/articles/configuring-a-remote-for-a-fork/ https://medium.com/sweetmeat/how-to-keep-a-downstream-git-repository-current-w...
GIT - Cherry-Pick
Links: http://think-like-a-git.net/sections/rebase-from-the-ground-up/cherry-picking-explained.html
Encrypted remote backups with SSHFS and LUKS
Links https://ruderich.org/simon/notes/encrypted-remote-backups https://security.stackexchange.com/questions/61104/encrypted-offsite-storage-using-sshf...
DOCKER - SSH and Gogs
Links: https://web.archive.org/web/20161017143411/http://www.ateijelo.com/blog/2016/07/09/share-port-22-between-docker-gogs-ssh-and-local-system
DOCKER - save vs. export
Link: https://web.archive.org/web/20170625175849/http://tuhrig.de/difference-between-save-and-export-in-docker/
DOCKER - minimum image
Links: https://blog.cloud66.com/how-to-create-the-smallest-possible-docker-image-for-your-golang-application/
DOCKER - Logging
Logspout Log forwarder which can use the docker socket https://github.com/gliderlabs/logspout
Data exfiltration over powerline
https://thehackernews.com/2018/04/hacking-airgap-computers.html
bind mount
Links https://unix.stackexchange.com/questions/198590/what-is-a-bind-mount
pfSense - LACP & Jumbo Frames
Problem will man die MTU bei einem LAGG-Interface z.b. auf9000setzen, hat man das Problem, dass die MTU bei den LAGG-Mitgliedern (physiche Interfaces) ni...
NGINX - Random
Proxy-Redirect: https://www.cyberciti.biz/faq/proxy_redirect-change-replace-location-refresh-response-headers/
JS - DOM
Links https://wiki.selfhtml.org/wiki/JavaScript/DOM
FreeBSD - Docker
Links: https://web.archive.org/web/20160415212315/http://www.freenas.org:80/blog/docker-done-right/ https://forums.freebsd.org/threads/62198/
FreeBSD - Tinc
Links: https://web.archive.org/web/20170923110343/https://wiki.openbeelab.org/index.php/Tinc
EN
HowTo - Split PDFs in separate files
# all pages as separate files $ pdfseparate input.pdf output-page%d.pdf # page 1-5 as separate files $ pdfseparate -f 1 -l 5 input.pdf output-page%d.pdf ...
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
GIT - Howto reset a single file
Overview This is a HowTo for resetting a single <FILE> to a point of time of a <OLD-COMMIT>-ID.
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
Video - Key to SRE
Excerpt (WIP) define written SLAs, SLOs for every service (and measure it!) Use error budgets as your launch criterea teams are self-policing - becaus...
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
GIT - copy files from other branch
Overview This is a HowTo for copying files from a <SOURCE-BRANCH> into the current one. Prerequisite git Do it checkout the <CURRENT-BRANCH>...
GIT - open PR with CLI
Install Tool “hub” e.g. for ARCH Linux: yay -S hub SSH instead of git protocol $ git config --global hub.protocol ssh Open PR on Github hub pull-request ...
DOCKER - Use system’s resolver in dockerized NGINX
NGINX config Template nginx.conf.tmpl http { server { resolver $NAMESERVER valid=10s; [...] } } } Docker Entrypoint Use DNS server from D...
Changelog best practice
Links https://keepachangelog.com/en/1.0.0/#how
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
NGINX - Random
Proxy-Redirect: https://www.cyberciti.biz/faq/proxy_redirect-change-replace-location-refresh-response-headers/
CLI - create LVM thinprovisioned Volumes
pvcreate /dev/sda vgcreate vg01_bricks /dev/sda lvcreate -l 100%FREE -T vg01_bricks/lv_thinpool ... mkfs.ext4 /dev/mapper/vg01_bricks-lv_thinpool
FreeBSD - Docker
Links: https://web.archive.org/web/20160415212315/http://www.freenas.org:80/blog/docker-done-right/ https://forums.freebsd.org/threads/62198/
FreeBSD - Tinc
Links: https://web.archive.org/web/20170923110343/https://wiki.openbeelab.org/index.php/Tinc
CLI - explainshell.com
Web tool, that uses the manpages, for visualization of shell commands.
CLI - Renice Process and all child processes
With this “one-liner” you can set the priority of a parent process and all it’s childprocesses at one time.
CLI - GPG
Encrypt text in a file echo "<CLEAR-TEXT>" - gpg --encrypt --sign --armor -r <EMAIL/ID> > <PATH-TO-FILE>.gpg
CLI - fuzzy finder (fzf)
add the following lines to your .bashrc / .zshrc :
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
DE
CLI - Zufallszahlen in der Shell
Umgebungsvariablen:$RANDOM Ausgeben: echo $RANDOM Zahlen zwischen 0 und 99
CLI - Top 10 Prozesse anzeigen lassen
die 10 Prozesse mit der meisten CPU-Load anzeigen lassen (sortiert) ps -Ao user,uid,comm,pid,pcpu,tty --sort=-pcpu - head -n 10
CLI - Text highlighten mit grep (ohne zu Filtern)
$ grep --color -E '^|pattern1|pattern2' file name Oder:
CLI - tar mit Progressbar
mit Hilfe von pv mittels du wird die Größe des Verzeichnisses ermittelt tar -cf - . - pv -s $(du -sb . - awk '{print $1}') - gzip > out.tgz
CLI - Suchen und Löschen in der Konsole
Dieses Vorgehen benutzt man, um bestimmte Dateien zu suchen und gleichzeitig auch zu löschen. Allgemeine Syntax: find <dir-name> <criteria> <...
CLI - Suchen und Ersetzen in mehreren Dateien
find /<Pfad>/<Dateien> -type f -exec sed -i '' -e 's/<alter Begriff>/<neuer Begriff>/g' {} \;
CLI - Suchen und Entpacken
find ./ -type f -iname "*.tar.bz2" -exec tar xvjf {} \;
CLI - Suchen in mehreren Dateien
mit grep: grep -r "<SUCHBEGRIFF-IN-DEN-DATEIEN>" /<PFAD-DER-DURCHSUCHT-WERDEN-SOLL> -r - recursive mit find:
CLI - SSH Key löschen
ssh-keygen -f "/PFAD/ZU/.ssh/known_hosts" -R <IP/HOSTNAME>
CLI - Schreibmaschine simulieren
echo "You can simulate on-screen typing just like in the movies" - pv -qL 10 -ql 10- gibt an wieviele Zeichen pro Sekunde geschrieben werden sollen
pfSense - LACP & Jumbo Frames
Problem will man die MTU bei einem LAGG-Interface z.b. auf9000setzen, hat man das Problem, dass die MTU bei den LAGG-Mitgliedern (physiche Interfaces) ni...
CLI - PDFs scannen
PDF-Bearbeitung Mit convert können bspw. gescannte Dokumente als PDF gespeichert werden. Die Befehls-Syntax zum einfachen Speichern einer PNG-Datei im PDF-F...
CLI - pbzip2 - parallel packen
geht schneller verbraucht weniger Platz Einpacken: tar vcf myfile.tbz2 --use-compress-prog=pbzip2 dir_to_compress/ ODER
CLI - OS Version anzeigen
Ubuntu cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=9.04 DISTRIB_CODENAME=jaunty DISTRIB_DESCRIPTION="Ubuntu 9.04"
CLI - nur Dateinamen ausgeben
Folgende CLI Magic ermöglicht es aus einem<OUTPUT>/ einem Dateipfad mit variabler Verzeichnistiefe (z.B./irgend/ein/Pfad/zu/einer/<DATEI>.<END...
CLI - Logging im bash skript
folgendes Codeschnipsel am Anfang vom Skript bewirkt, dass die komplette Bildschirmausgabe (auch remote-Sessions) ins Logfile geschrieben wird.
CLI - dmesg fortlaufend anzeigen lassen
als user: watch -n 1 'dmesg|tail -n 20'
CLI - dd Progressbar
Problem „Ich will einen Fortschritt bei dd sehen“ „Ich will wissen wie weit dd ist und wie lange es noch dauert *ningl* “ Ursache ddbietet bot früh...
CLI - Zeile mit sed löschen
sed -i '<ZEILENNR.> d' <PFAD-ZUR-DATEI>
CLI - Weather Report in terminal
curl -4 http://wttr.in/<CITY-NAME>
CLI - Bash Scripting Grundlagen
Skriptbeispiele. Hier findet Ihr einige Skriptbeispiele aus unseren Trainings und Projekterfahrungen. Mit Bash-Skripten kann man fast alles realisieren, wa...
git
GIT - Howto reset a single file
Overview This is a HowTo for resetting a single <FILE> to a point of time of a <OLD-COMMIT>-ID.
GIT - copy files from other branch
Overview This is a HowTo for copying files from a <SOURCE-BRANCH> into the current one. Prerequisite git Do it checkout the <CURRENT-BRANCH>...
GIT - open PR with CLI
Install Tool “hub” e.g. for ARCH Linux: yay -S hub SSH instead of git protocol $ git config --global hub.protocol ssh Open PR on Github hub pull-request ...
GIT - colored log with graph
Overview Colored output of the git log with a (kind of) graph Prerequisite git HowTo git log --graph --decorate --pretty=oneline --abbrev-commit
GIT - clone all repos at once
Overview This is a HowTo for batch cloning all Repos of an User / Organization at once. Prerequisite having an <API-TOKEN> on Github for private Re...
GIT - autosign commits with GPG key
Overview This is a HowTo for setting up git for signing your commits auto-magic-ly with your GPG key. Prerequisite having a GPG-Key Do it get GPG key I...
HOWTO - Gitbook - build static page
Voraussetzungen … Build Hierbei wird eine Statische Seite im Unterordner docs erzeugt. cd <PATH-TO-GITBOOK>/ # Wechsel ins Verzeichnis gitbo...
GITHUB - Pages
http://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.htmlhttp://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.html gh-...
GIT-Magic
Links https://pgi-jcns.fz-juelich.de/pub/doc/git_gitflow.pdf https://gist.github.com/MoOx/64010ce5847276159018794352b8c987 https://matthiasnoback.nl/...
GIT - Sync Fork from upstream Repo
Add the Remote Upstream Repository git remote add upstream [Upstream git URL] Fetch the Upstream Branches git fetch upstream Merge Upstream Changes int...
GIT - Subtrees
Setup git remote add <MY-SUBTREE> git@github.com:<USER>/<SUBPOJECT>.git git subtree add --prefix=<MY-SUBTREE>/ <MY-SUBTREE> ma...
GIT - Rebase (squashing)
When branching off of master or development the changes need to be merged back into the original branch. Let’s say you based your changes on the development...
CI - Publish to Github Pages
Links https://github.com/serde-rs/serde-rs.github.io/issues/7 https://stackoverflow.com/questions/23277391/how-to-publish-to-github-pages-from-travis-c...
GIT - Forking
Links: https://help.github.com/articles/syncing-a-fork/ https://help.github.com/articles/merging-an-upstream-repository-into-your-fork/ https://gist....
GIT - force pull to overwrite local files
git fetch --all git reset --hard origin/master git pull origin master
GIT - Create a new Branch with no history
this creates a <NEW_BRANCH_NAME> from the current branch, with the last commit as the only commit. (no history) git branch <NEW_BRANCH_NAME> $(e...
GIT - configure upstream repo for a Fork
Links: https://help.github.com/articles/configuring-a-remote-for-a-fork/ https://medium.com/sweetmeat/how-to-keep-a-downstream-git-repository-current-w...
GIT - Cherry-Pick
Links: http://think-like-a-git.net/sections/rebase-from-the-ground-up/cherry-picking-explained.html
GIT - alle remote Branches holen
for remote in `git branch -r`; do git branch --track ${remote#origin/} $remote; done
DOCKER - SSH and Gogs
Links: https://web.archive.org/web/20161017143411/http://www.ateijelo.com/blog/2016/07/09/share-port-22-between-docker-gogs-ssh-and-local-system
cheatsheet
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
AEM - Adobe Experience Manager (6.3)
Collection of curl commands. User Management Change (Admin-)Password: you’ll need jq for this… #!/bin/sh # get USER_PATH from specific user - this diffe...
bash
CLI - Zufallszahlen in der Shell
Umgebungsvariablen:$RANDOM Ausgeben: echo $RANDOM Zahlen zwischen 0 und 99
CLI - Top 10 Prozesse anzeigen lassen
die 10 Prozesse mit der meisten CPU-Load anzeigen lassen (sortiert) ps -Ao user,uid,comm,pid,pcpu,tty --sort=-pcpu - head -n 10
CLI - Text highlighten mit grep (ohne zu Filtern)
$ grep --color -E '^|pattern1|pattern2' file name Oder:
CLI - tar mit Progressbar
mit Hilfe von pv mittels du wird die Größe des Verzeichnisses ermittelt tar -cf - . - pv -s $(du -sb . - awk '{print $1}') - gzip > out.tgz
CLI - Bash Scripting Grundlagen
Skriptbeispiele. Hier findet Ihr einige Skriptbeispiele aus unseren Trainings und Projekterfahrungen. Mit Bash-Skripten kann man fast alles realisieren, wa...
container
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
K8s - activate ingress controller for minikube
Overview Make service from an K8s available to the outside world via an Ingress Controller (here nginx) Prerequisite minikube is installed and started ...
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
DOCKER - SSH and Gogs
Links: https://web.archive.org/web/20161017143411/http://www.ateijelo.com/blog/2016/07/09/share-port-22-between-docker-gogs-ssh-and-local-system
DOCKER - save vs. export
Link: https://web.archive.org/web/20170625175849/http://tuhrig.de/difference-between-save-and-export-in-docker/
DOCKER - minimum image
Links: https://blog.cloud66.com/how-to-create-the-smallest-possible-docker-image-for-your-golang-application/
DOCKER - Logging
Logspout Log forwarder which can use the docker socket https://github.com/gliderlabs/logspout
DOCKER - Cheatsheet
deletes old containers and images docker ps -a | grep "Exit-Created" | cut -d ' ' -f 1 | xargs sudo docker rm; docker images | grep "<none>" | awk '{...
docker
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
DOCKER - SSH and Gogs
Links: https://web.archive.org/web/20161017143411/http://www.ateijelo.com/blog/2016/07/09/share-port-22-between-docker-gogs-ssh-and-local-system
DOCKER - save vs. export
Link: https://web.archive.org/web/20170625175849/http://tuhrig.de/difference-between-save-and-export-in-docker/
DOCKER - minimum image
Links: https://blog.cloud66.com/how-to-create-the-smallest-possible-docker-image-for-your-golang-application/
DOCKER - Logging
Logspout Log forwarder which can use the docker socket https://github.com/gliderlabs/logspout
DOCKER - Cheatsheet
deletes old containers and images docker ps -a | grep "Exit-Created" | cut -d ' ' -f 1 | xargs sudo docker rm; docker images | grep "<none>" | awk '{...
FreeBSD - Docker
Links: https://web.archive.org/web/20160415212315/http://www.freenas.org:80/blog/docker-done-right/ https://forums.freebsd.org/threads/62198/
linux
HowTo - Split PDFs in separate files
# all pages as separate files $ pdfseparate input.pdf output-page%d.pdf # page 1-5 as separate files $ pdfseparate -f 1 -l 5 input.pdf output-page%d.pdf ...
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
HOWTO - Install SnapScan S1300 Driver on Linux
Overview This is a HowTo for installing the Drivers of a Futjisu SnapScan S1300 document scanner on Linux (e.g. ArchLinux) Prerequisite sane is instal...
Encrypted remote backups with SSHFS and LUKS
Links https://ruderich.org/simon/notes/encrypted-remote-backups https://security.stackexchange.com/questions/61104/encrypted-offsite-storage-using-sshf...
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
cli
HowTo - Split PDFs in separate files
# all pages as separate files $ pdfseparate input.pdf output-page%d.pdf # page 1-5 as separate files $ pdfseparate -f 1 -l 5 input.pdf output-page%d.pdf ...
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
GIT - open PR with CLI
Install Tool “hub” e.g. for ARCH Linux: yay -S hub SSH instead of git protocol $ git config --global hub.protocol ssh Open PR on Github hub pull-request ...
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
GIT - Rebase (squashing)
When branching off of master or development the changes need to be merged back into the original branch. Let’s say you based your changes on the development...
GIT - alle remote Branches holen
for remote in `git branch -r`; do git branch --track ${remote#origin/} $remote; done
rpi
RPI - Sensoren
DHT11 / DH22 - Luftfeuchtigkeits-, Temperatur Sensor http://www.uugear.com/portfolio/dht11-humidity-temperature-sensor-module/ https://www.amazon.de/IZ...
RPI - Multiroom-Audio (synchron)
Volumio (mpd) + SpotifyConnect +Snapcast(+ Shariplay) (geht bestimmt auch mit RuneAudio) Features Multiroom-Wiedergabe (synchrone Wiedergabe auf mehreren L...
RPi - Multiroom Audio Server
(datt Ding, wo die Musik reinkommen tut…) Voraussetzung Volumio ist installiert Software nachinstallieren sudo apt-get update sudo apt-get install bu...
RPi - Multiroom Audio Client(s)
(die Dinger, wo die Musik rauskommen tut…) Voraussetzung raspian (Debian 8 minimal) optional: Filesystem vergrößern: apt-get install raspi-config ra...
RPI - GPIO Layout
Links https://www.raspberrypi.org/documentation/usage/gpio/ http://raspberrypiguide.de/howtos/raspberry-pi-gpio-how-to/ https://de.pinout.xyz/ ht...
RPI - Breadboard
Links https://tutorials-raspberrypi.de/raspberry-pi-gpio-erklaerung-beginner-programmierung-lernen/ https://www.datenreise.de/raspberry-pi-wie-verwen...
RPI - Accessoires
RPI - Accessoires https://www.amazon.de/Widerstand-Sortiment-EFANTUR-Stk-Widerst%C3%A4nde/dp/B077VJFF2N/ref=pd_sim_107_5?_encoding=UTF8&psc=1&ref...
raspberry
RPI - Sensoren
DHT11 / DH22 - Luftfeuchtigkeits-, Temperatur Sensor http://www.uugear.com/portfolio/dht11-humidity-temperature-sensor-module/ https://www.amazon.de/IZ...
RPI - Multiroom-Audio (synchron)
Volumio (mpd) + SpotifyConnect +Snapcast(+ Shariplay) (geht bestimmt auch mit RuneAudio) Features Multiroom-Wiedergabe (synchrone Wiedergabe auf mehreren L...
RPi - Multiroom Audio Server
(datt Ding, wo die Musik reinkommen tut…) Voraussetzung Volumio ist installiert Software nachinstallieren sudo apt-get update sudo apt-get install bu...
RPi - Multiroom Audio Client(s)
(die Dinger, wo die Musik rauskommen tut…) Voraussetzung raspian (Debian 8 minimal) optional: Filesystem vergrößern: apt-get install raspi-config ra...
RPI - GPIO Layout
Links https://www.raspberrypi.org/documentation/usage/gpio/ http://raspberrypiguide.de/howtos/raspberry-pi-gpio-how-to/ https://de.pinout.xyz/ ht...
RPI - Breadboard
Links https://tutorials-raspberrypi.de/raspberry-pi-gpio-erklaerung-beginner-programmierung-lernen/ https://www.datenreise.de/raspberry-pi-wie-verwen...
RPI - Accessoires
RPI - Accessoires https://www.amazon.de/Widerstand-Sortiment-EFANTUR-Stk-Widerst%C3%A4nde/dp/B077VJFF2N/ref=pd_sim_107_5?_encoding=UTF8&psc=1&ref...
network
Tunneling / Port Forwarding
Introduction 1. local: -LSpecifies that the given port on the local (client) host is to be forwarded to the given host and port on the remote side. ss...
SSH - Proxies und Jumphosts
Passing through a gateway or two A useful trick is „ssh -tt“ which forces tty allocation, so instead of the above you can do the following, connecting to ...
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
pfSense - LACP & Jumbo Frames
Problem will man die MTU bei einem LAGG-Interface z.b. auf9000setzen, hat man das Problem, dass die MTU bei den LAGG-Mitgliedern (physiche Interfaces) ni...
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
ssh
install salt with salt-ssh
Weblinks http://bencane.com/2016/07/19/using-salt-ssh-to-install-salt/
Encrypted remote backups with SSHFS and LUKS
Links https://ruderich.org/simon/notes/encrypted-remote-backups https://security.stackexchange.com/questions/61104/encrypted-offsite-storage-using-sshf...
DOCKER - SSH and Gogs
Links: https://web.archive.org/web/20161017143411/http://www.ateijelo.com/blog/2016/07/09/share-port-22-between-docker-gogs-ssh-and-local-system
CLI - SSH Key löschen
ssh-keygen -f "/PFAD/ZU/.ssh/known_hosts" -R <IP/HOSTNAME>
apple
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
OSX - install on a bootable USB Stick
Download “Install macOS High Sierra.app” from Appstore. it’s Stub File that must download the install data during the install process ...
OSX - encfs
Links https://www.maketecheasier.com/install-encfs-mac/ https://www.maketecheasier.com/mount-encrypted-folder-mac-os-x-encfsgui/
NIX - install on Mac
Links: https://robots.thoughtbot.com/install-linux-on-a-macbook-air#what-is-nixos
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
osx
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
OSX - install on a bootable USB Stick
Download “Install macOS High Sierra.app” from Appstore. it’s Stub File that must download the install data during the install process ...
OSX - encfs
Links https://www.maketecheasier.com/install-encfs-mac/ https://www.maketecheasier.com/mount-encrypted-folder-mac-os-x-encfsgui/
NIX - install on Mac
Links: https://robots.thoughtbot.com/install-linux-on-a-macbook-air#what-is-nixos
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
salt
SALT - Pillars
Weblinks https://github.com/saltstack/salt/issues/32144
install salt with salt-ssh
Weblinks http://bencane.com/2016/07/19/using-salt-ssh-to-install-salt/
SALT - Highstate as scheduled job (config pull)
folgendes in die <minion-config> eintragen: schedule: highstate: function: state.highstate minutes: 60 Weblinks https://docs.saltstack...
SALT - custom header in files und directories
Weblinks http://russell.ballestrini.net/add-a-custom-header-to-all-salt-managed-files-using-pillar-and-jinja-templates/
SALT - Creating hashed passwords
salt '*' shadow.gen_password 'I_am_password' salt '*' shadow.gen_password 'I_am_password' crypt_salt='I_am_salt' algorithm=sha256 https://docs.saltsta...
config
SALT - Pillars
Weblinks https://github.com/saltstack/salt/issues/32144
install salt with salt-ssh
Weblinks http://bencane.com/2016/07/19/using-salt-ssh-to-install-salt/
SALT - Highstate as scheduled job (config pull)
folgendes in die <minion-config> eintragen: schedule: highstate: function: state.highstate minutes: 60 Weblinks https://docs.saltstack...
SALT - custom header in files und directories
Weblinks http://russell.ballestrini.net/add-a-custom-header-to-all-salt-managed-files-using-pillar-and-jinja-templates/
SALT - Creating hashed passwords
salt '*' shadow.gen_password 'I_am_password' salt '*' shadow.gen_password 'I_am_password' crypt_salt='I_am_salt' algorithm=sha256 https://docs.saltsta...
management
SALT - Pillars
Weblinks https://github.com/saltstack/salt/issues/32144
install salt with salt-ssh
Weblinks http://bencane.com/2016/07/19/using-salt-ssh-to-install-salt/
SALT - Highstate as scheduled job (config pull)
folgendes in die <minion-config> eintragen: schedule: highstate: function: state.highstate minutes: 60 Weblinks https://docs.saltstack...
SALT - custom header in files und directories
Weblinks http://russell.ballestrini.net/add-a-custom-header-to-all-salt-managed-files-using-pillar-and-jinja-templates/
SALT - Creating hashed passwords
salt '*' shadow.gen_password 'I_am_password' salt '*' shadow.gen_password 'I_am_password' crypt_salt='I_am_salt' algorithm=sha256 https://docs.saltsta...
code
GIT - Howto reset a single file
Overview This is a HowTo for resetting a single <FILE> to a point of time of a <OLD-COMMIT>-ID.
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
GIT - copy files from other branch
Overview This is a HowTo for copying files from a <SOURCE-BRANCH> into the current one. Prerequisite git Do it checkout the <CURRENT-BRANCH>...
DOCKER - Use system’s resolver in dockerized NGINX
NGINX config Template nginx.conf.tmpl http { server { resolver $NAMESERVER valid=10s; [...] } } } Docker Entrypoint Use DNS server from D...
Changelog best practice
Links https://keepachangelog.com/en/1.0.0/#how
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
kubernetes
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
K8s - activate ingress controller for minikube
Overview Make service from an K8s available to the outside world via an Ingress Controller (here nginx) Prerequisite minikube is installed and started ...
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
mac
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
OSX - install on a bootable USB Stick
Download “Install macOS High Sierra.app” from Appstore. it’s Stub File that must download the install data during the install process ...
OSX - encfs
Links https://www.maketecheasier.com/install-encfs-mac/ https://www.maketecheasier.com/mount-encrypted-folder-mac-os-x-encfsgui/
NIX - install on Mac
Links: https://robots.thoughtbot.com/install-linux-on-a-macbook-air#what-is-nixos
audio
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
RPI - Sensoren
DHT11 / DH22 - Luftfeuchtigkeits-, Temperatur Sensor http://www.uugear.com/portfolio/dht11-humidity-temperature-sensor-module/ https://www.amazon.de/IZ...
RPI - Multiroom-Audio (synchron)
Volumio (mpd) + SpotifyConnect +Snapcast(+ Shariplay) (geht bestimmt auch mit RuneAudio) Features Multiroom-Wiedergabe (synchrone Wiedergabe auf mehreren L...
RPi - Multiroom Audio Server
(datt Ding, wo die Musik reinkommen tut…) Voraussetzung Volumio ist installiert Software nachinstallieren sudo apt-get update sudo apt-get install bu...
RPi - Multiroom Audio Client(s)
(die Dinger, wo die Musik rauskommen tut…) Voraussetzung raspian (Debian 8 minimal) optional: Filesystem vergrößern: apt-get install raspi-config ra...
web
NGINX - Random
Proxy-Redirect: https://www.cyberciti.biz/faq/proxy_redirect-change-replace-location-refresh-response-headers/
JS - DOM
Links https://wiki.selfhtml.org/wiki/JavaScript/DOM
freebsd
pfSense - LACP & Jumbo Frames
Problem will man die MTU bei einem LAGG-Interface z.b. auf9000setzen, hat man das Problem, dass die MTU bei den LAGG-Mitgliedern (physiche Interfaces) ni...
FreeBSD - Docker
Links: https://web.archive.org/web/20160415212315/http://www.freenas.org:80/blog/docker-done-right/ https://forums.freebsd.org/threads/62198/
FreeBSD - Tinc
Links: https://web.archive.org/web/20170923110343/https://wiki.openbeelab.org/index.php/Tinc
filesystem
VBOX - use a physical harddrive as disk
Links https://web.archive.org/web/20180403231016/https://www.serverwatch.com/server-tutorials/using-a-physical-hard-drive-with-a-virtualbox-vm.html htt...
OSX - encfs
Links https://www.maketecheasier.com/install-encfs-mac/ https://www.maketecheasier.com/mount-encrypted-folder-mac-os-x-encfsgui/
Encrypted remote backups with SSHFS and LUKS
Links https://ruderich.org/simon/notes/encrypted-remote-backups https://security.stackexchange.com/questions/61104/encrypted-offsite-storage-using-sshf...
bind mount
Links https://unix.stackexchange.com/questions/198590/what-is-a-bind-mount
k8s
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
Minishift
Cheat-Sheet minishift addons enable anyuid # Changes the default security context constraints to allow pods to run with arbitrary UID. minishift ...
HowTo
HOWTO - Install SnapScan S1300 Driver on Linux
Overview This is a HowTo for installing the Drivers of a Futjisu SnapScan S1300 document scanner on Linux (e.g. ArchLinux) Prerequisite sane is instal...
K8s - activate ingress controller for minikube
Overview Make service from an K8s available to the outside world via an Ingress Controller (here nginx) Prerequisite minikube is installed and started ...
GIT - colored log with graph
Overview Colored output of the git log with a (kind of) graph Prerequisite git HowTo git log --graph --decorate --pretty=oneline --abbrev-commit
GIT - clone all repos at once
Overview This is a HowTo for batch cloning all Repos of an User / Organization at once. Prerequisite having an <API-TOKEN> on Github for private Re...
howto
HowTo - Split PDFs in separate files
# all pages as separate files $ pdfseparate input.pdf output-page%d.pdf # page 1-5 as separate files $ pdfseparate -f 1 -l 5 input.pdf output-page%d.pdf ...
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
vpn
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
FreeBSD - Tinc
Links: https://web.archive.org/web/20170923110343/https://wiki.openbeelab.org/index.php/Tinc
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
mesh
OSX - tinc
Links https://github.com/kites/kites-tinc https://wiki.hamburg.ccc.de/ChaosVPN:MacOSXHowto https://www.tinc-vpn.org/examples/osx-install/
FreeBSD - Tinc
Links: https://web.archive.org/web/20170923110343/https://wiki.openbeelab.org/index.php/Tinc
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
security
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
GIT - autosign commits with GPG key
Overview This is a HowTo for setting up git for signing your commits auto-magic-ly with your GPG key. Prerequisite having a GPG-Key Do it get GPG key I...
CLI - GPG
Encrypt text in a file echo "<CLEAR-TEXT>" - gpg --encrypt --sign --armor -r <EMAIL/ID> > <PATH-TO-FILE>.gpg
shell
ZSH
https://github.com/robbyrussell/oh-my-zsh https://stackoverflow.com/questions/28491458/zsh-agnoster-theme-showing-machine-name
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
CLI - explainshell.com
Web tool, that uses the manpages, for visualization of shell commands.
arch
HOWTO - Install SnapScan S1300 Driver on Linux
Overview This is a HowTo for installing the Drivers of a Futjisu SnapScan S1300 document scanner on Linux (e.g. ArchLinux) Prerequisite sane is instal...
apache
Back to top ↑gpg
GIT - autosign commits with GPG key
Overview This is a HowTo for setting up git for signing your commits auto-magic-ly with your GPG key. Prerequisite having a GPG-Key Do it get GPG key I...
CLI - GPG
Encrypt text in a file echo "<CLEAR-TEXT>" - gpg --encrypt --sign --armor -r <EMAIL/ID> > <PATH-TO-FILE>.gpg
encryption
OSX - encfs
Links https://www.maketecheasier.com/install-encfs-mac/ https://www.maketecheasier.com/mount-encrypted-folder-mac-os-x-encfsgui/
CLI - GPG
Encrypt text in a file echo "<CLEAR-TEXT>" - gpg --encrypt --sign --armor -r <EMAIL/ID> > <PATH-TO-FILE>.gpg
performance
Linux Perfomance analysis
Links https://web.archive.org/web/20170606112846/http://www.brendangregg.com/Slides/LinuxConEU2014_LinuxPerfTools.pdf
vm
VBOX - use a physical harddrive as disk
Links https://web.archive.org/web/20180403231016/https://www.serverwatch.com/server-tutorials/using-a-physical-hard-drive-with-a-virtualbox-vm.html htt...
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
hacks
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
Data exfiltration over powerline
https://thehackernews.com/2018/04/hacking-airgap-computers.html
logs
DOCKER - Logging
Logspout Log forwarder which can use the docker socket https://github.com/gliderlabs/logspout
DOCKER - Cheatsheet
deletes old containers and images docker ps -a | grep "Exit-Created" | cut -d ' ' -f 1 | xargs sudo docker rm; docker images | grep "<none>" | awk '{...
image
DOCKER - save vs. export
Link: https://web.archive.org/web/20170625175849/http://tuhrig.de/difference-between-save-and-export-in-docker/
DOCKER - minimum image
Links: https://blog.cloud66.com/how-to-create-the-smallest-possible-docker-image-for-your-golang-application/
github
GITHUB - Pages
http://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.htmlhttp://www.stephaniehicks.com/githubPages_tutorial/pages/github-intro.html gh-...
CI - Publish to Github Pages
Links https://github.com/serde-rs/serde-rs.github.io/issues/7 https://stackoverflow.com/questions/23277391/how-to-publish-to-github-pages-from-travis-c...
openshift
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
redhat
OpenShift
Links https://blog.openshift.com/understanding-service-accounts-sccs/ https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift...
OC - Cheat-Sheet
oc adm policy add-scc-to-user anyuid <USER> Links https://blog.openshift.com/getting-any-docker-image-running-in-your-own-openshift-cluster/
SSH
Tunneling / Port Forwarding
Introduction 1. local: -LSpecifies that the given port on the local (client) host is to be forwarded to the given host and port on the remote side. ss...
SSH - Proxies und Jumphosts
Passing through a gateway or two A useful trick is „ssh -tt“ which forces tty allocation, so instead of the above you can do the following, connecting to ...
tools
Tools
lens: https://github.com/lensapp/lens GUI for k8s clusters bat: https://github.com/sharkdp/bat a cat clone with syntax highlighting Gatlin: https:/...
Terraform
Tools: Terraforming: https://github.com/dtan4/terraforming create terraformfiles from existing Setup for “Reverse” Engineering an alread...
zsh
ZSH
https://github.com/robbyrussell/oh-my-zsh https://stackoverflow.com/questions/28491458/zsh-agnoster-theme-showing-machine-name
ZSH for Mac
Link: http://sourabhbajaj.com/mac-setup/iTerm/zsh.html ##
IDE
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
vscode
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
bestpractice
DOCKER - Use system’s resolver in dockerized NGINX
NGINX config Template nginx.conf.tmpl http { server { resolver $NAMESERVER valid=10s; [...] } } } Docker Entrypoint Use DNS server from D...
Changelog best practice
Links https://keepachangelog.com/en/1.0.0/#how
debian
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
systemd
CJDNS - install on Debian 8
#Dependency apt install nodejs build-essential git cd /opt git clone https://github.com/cjdelisle/cjdns.git cd cjdns ./do ln -s /opt/cjdns/cjdroute /usr/bin...
tool
CLI - fuzzy finder (fzf)
add the following lines to your .bashrc / .zshrc :
cpu
CLI - Renice Process and all child processes
With this “one-liner” you can set the priority of a parent process and all it’s childprocesses at one time.
process
CLI - Renice Process and all child processes
With this “one-liner” you can set the priority of a parent process and all it’s childprocesses at one time.
kernel
CLI - dmesg fortlaufend anzeigen lassen
als user: watch -n 1 'dmesg|tail -n 20'
debugging
CLI - dmesg fortlaufend anzeigen lassen
als user: watch -n 1 'dmesg|tail -n 20'
man
CLI - explainshell.com
Web tool, that uses the manpages, for visualization of shell commands.
javascript
JS - DOM
Links https://wiki.selfhtml.org/wiki/JavaScript/DOM
test
Back to top ↑log
CLI - Logging im bash skript
folgendes Codeschnipsel am Anfang vom Skript bewirkt, dass die komplette Bildschirmausgabe (auch remote-Sessions) ins Logfile geschrieben wird.
nginx
NGINX - Random
Proxy-Redirect: https://www.cyberciti.biz/faq/proxy_redirect-change-replace-location-refresh-response-headers/
firewall
pfSense - LACP & Jumbo Frames
Problem will man die MTU bei einem LAGG-Interface z.b. auf9000setzen, hat man das Problem, dass die MTU bei den LAGG-Mitgliedern (physiche Interfaces) ni...
vmware
VM export on VMware Fusion (OSX)
/Applications/VMware Fusion.app/Contents/Library/VMware OVF Tool/ovftool --acceptAllEulas /Users/<USERNAME>/Documents/Virtual\ Machines.localized/<V...
adobe
AEM - Adobe Experience Manager (6.3)
Collection of curl commands. User Management Change (Admin-)Password: you’ll need jq for this… #!/bin/sh # get USER_PATH from specific user - this diffe...
crm
AEM - Adobe Experience Manager (6.3)
Collection of curl commands. User Management Change (Admin-)Password: you’ll need jq for this… #!/bin/sh # get USER_PATH from specific user - this diffe...
config management
SALT - Creating hashed passwords
salt '*' shadow.gen_password 'I_am_password' salt '*' shadow.gen_password 'I_am_password' crypt_salt='I_am_salt' algorithm=sha256 https://docs.saltsta...
encryptino
Encrypted remote backups with SSHFS and LUKS
Links https://ruderich.org/simon/notes/encrypted-remote-backups https://security.stackexchange.com/questions/61104/encrypted-offsite-storage-using-sshf...
CI/CD
CI - Publish to Github Pages
Links https://github.com/serde-rs/serde-rs.github.io/issues/7 https://stackoverflow.com/questions/23277391/how-to-publish-to-github-pages-from-travis-c...
gitbook
HOWTO - Gitbook - build static page
Voraussetzungen … Build Hierbei wird eine Statische Seite im Unterordner docs erzeugt. cd <PATH-TO-GITBOOK>/ # Wechsel ins Verzeichnis gitbo...
analysis
Linux Perfomance analysis
Links https://web.archive.org/web/20170606112846/http://www.brendangregg.com/Slides/LinuxConEU2014_LinuxPerfTools.pdf
messenger
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
communication
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
sqlite
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
database
MATRIX - reset password (synapse)
SQLite <user>@<host>:/# /usr/local/bin/hash_password Password: Confirm password: $2a$12$q...sp3m <user>@<host>:/# sqlite3 /<PA...
nixos
NIX - install on Mac
Links: https://robots.thoughtbot.com/install-linux-on-a-macbook-air#what-is-nixos
gaming
RPG - Online Char Sheet
Websites, Online Generators for RPG Character Sheets Links: https://github.com/zombieFox/awesomeSheet
aws
Terraform
Tools: Terraforming: https://github.com/dtan4/terraforming create terraformfiles from existing Setup for “Reverse” Engineering an alread...
cloud
Terraform
Tools: Terraforming: https://github.com/dtan4/terraforming create terraformfiles from existing Setup for “Reverse” Engineering an alread...
terraform
Terraform
Tools: Terraforming: https://github.com/dtan4/terraforming create terraformfiles from existing Setup for “Reverse” Engineering an alread...
virtualization
VBOX - use a physical harddrive as disk
Links https://web.archive.org/web/20180403231016/https://www.serverwatch.com/server-tutorials/using-a-physical-hard-drive-with-a-virtualbox-vm.html htt...
language
Back to top ↑yaml
Back to top ↑collaboration
Back to top ↑yubikey
GIT - autosign commits with GPG key
Overview This is a HowTo for setting up git for signing your commits auto-magic-ly with your GPG key. Prerequisite having a GPG-Key Do it get GPG key I...
sailfish
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
arm
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
mobile
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
backup
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
sony
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
xperia xa2
SAILFISH - borg backup
Overview This is a HowTo for installing & setting up borg backup on a Sailfish device. (in my case: a Sony Xperia XA2 ) Prerequisite wget should be i...
fix
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
issue
FIX - VScode terminal font issues
Problem I had the issue by using oh-my-ZSH with powerline fonts, that some chars are not rendered correctly in the VScode integrated Terminal Solution
firmware
HOWTO - Install SnapScan S1300 Driver on Linux
Overview This is a HowTo for installing the Drivers of a Futjisu SnapScan S1300 document scanner on Linux (e.g. ArchLinux) Prerequisite sane is instal...
scanner
HOWTO - Install SnapScan S1300 Driver on Linux
Overview This is a HowTo for installing the Drivers of a Futjisu SnapScan S1300 document scanner on Linux (e.g. ArchLinux) Prerequisite sane is instal...
editor
VScode Cheatsheet / Hacks
Overview This is a Cheatsheet for some VScode hacks Prerequisite vscode Cheatsheet # Edit all occurences - Select text - [CTRL] + [SHIFT] + [L] # Mult...
video
Video - Key to SRE
Excerpt (WIP) define written SLAs, SLOs for every service (and measure it!) Use error budgets as your launch criterea teams are self-policing - becaus...
sre
Video - Key to SRE
Excerpt (WIP) define written SLAs, SLOs for every service (and measure it!) Use error budgets as your launch criterea teams are self-policing - becaus...
talk
Video - Key to SRE
Excerpt (WIP) define written SLAs, SLOs for every service (and measure it!) Use error budgets as your launch criterea teams are self-policing - becaus...
media
HowTo - Convert Audible Files (aax) to mp3
Prerequisites audible-activator AAXtoMP3 install the programms from above in the prefered way for you system. Let’s get started Get “AUTHCODE” from ...
authentication
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
cluster
k8s - HowTo - RBACs (WIP)
Definition RBAC - Role Based Access Control <SUBJECT> - “who wants access” Users are global humans processes that live outsi...
HowTo - Split PDFs in separate files
# all pages as separate files $ pdfseparate input.pdf output-page%d.pdf # page 1-5 as separate files $ pdfseparate -f 1 -l 5 input.pdf output-page%d.pdf ...