Tag: Linux
Building Newer Spotify LPF Package when Newer Package Hasn’t landed Yet in Fedora
LPF (Local Package Factory) is a great tool that really help in repackaging the apps that aren’t allowed to be redistributed as binary directly, and one of the case is closed source application, Spotify. I come across a question that I already have an old version of Spotify client, and I tried to upgrade it…
How to Get Wifi Signal Strength via CLI using nmcli on Fedora or Ubuntu
I have been tinkering with my old ASUS A43SV as my home server that serve several services that I have and host on (news.benyamin.xyz and op.benyamin.xyz). This server use a special layer 2 network emulation with ZeroTier as it’s backend and I’m expose it to the internet (for my personal hoby). The problem is sometimes…
Run Shell Script without sudo and with special bit permission using suid-wrapper
We always remember chmod u+s or special permission bit on an executable means when we run the executable it will run as the owner of the executable (read this). There are a problem with it, it will WORK IF it’s a BINARY EXECUTABLE, NOT SHELL SCRIPT! Then how to make shell script behave the same…
Podman Compose Error when resolve instance hostname in same pod on RHEL 8.8 : Change the network_backend
So, this is another story or experience that I gain when I wrote my last piece of exercise in University Lab. I have subset of running container compose in Internet Server Administration courses, and one of my assistant told me that podman-compose on nginx-golang (one of the container set up from https://github.com/docker/awesome-compose/tree/master/nginx-golang for learning proxy),…
Install Driver Canon IP2870S di Fedora Linux 38
Ini hanya catatan sederhana saja, untuk instalasi Driver Canon IP2870S atau seri IP2800 apapun. Saya catat karena di website Canon resmi untuk IP2870S tidak menyediakan Versi Linux, tapi ada Driver Linux IP2800. Singkatnya download paket tar.gz driver dari Web Canon, untuk Debian bisa di download di https://id.canon/en/support/0100586502 (bonus saja, judulnya fedora). Untuk Fedora bisa download…
DNS in systemd land using resolvectl : Temporary set, get, status, and clear cache
This is a pretty simple post/notes from my experience with DNS on linux using Fedora/EL based or any systemd-resolved based DNS client. With windows, we have ipconfig command to control the cache of the dns also netsh command to control IP. Most of the time, we can clean the cache just using ipconfig /flushdns, but…
FSearch : Everything Voidtools Alternative for Linux
I have been looking for a while, a tools to search files and folders on Linux that is fast and low consumption in CPU like everything from Voidtools in MS Windows. If you wonder what is everything voidtools, you can read it here (you can use google translate for it, as It is written in…
Cisco Paket Tracer di Fedora, Red Hat, Almalinux, dan Rocky Linux
Cisco Paket Tracer adalah semua alat simulator network berbasiskan pada vendor Cisco. Seringkali, bagi para pengguna di Indonesia, mereka hanya tahu opsi instalasi hanya berupa paket tracer debian/deb based. Hal ini dikarenakan Netacad/Cisco Network Academy tidak menyediakan paket instalasi Packet Tracer untuk turnan dari Red Hat yang berbasiskan kepada RPM. Tapi hal ini bisa di…
Install CNI Plugin untuk Podman Container di Alpine Linux V3.16
Banyak dari kita pengembang aplikasi tidak bisa lepas dari container sejak 3-4 tahun terakhir, karena teknologi container membantu kita melakukan pengembangan aplikasi berbasis microservices di mana pun tanpa harus sulit untuk melakukan setup environment kita seperti di era monolitik. Saya biasa menggunakan WSL 2 di Windows 10 (karena saya terkunci dengan O365 di Windows, Mendeley…
Deep Dive to Fail2Ban for SSH : Fail2Ban Client ban/un-ban ip
Kemarin sudah dibahas mengenai fail2ban package, yang dapat melakukan blokir terharap malicious attempt yang dilakukan terhadap SSH, tetapi belum saya bahas lebih dalam jika kita tidak sengaja salah 3 kali dalam melakukan autentikasi via SSH, lalu kita terblokir, nah bagaimana kita bisa melakukan un ban terhadap IP kita sendiri? Nah ini yang akan saya bahas,…