Posted in Apache Linux

Ubuntu – “do-release-upgrade” je usrao Apache

tl;dr rješenje a2dismod php7.4 systemctl stop apache2 systemctl start apache2 a2dismod php8.1 systemctl stop apache2 systemctl start apache2 Trkeljačina Nakon nadogradnje Ubuntuta na najnoviju novu…

Posted in Bash Linux

Kako instalirati .deb paket – Ubuntu

sudo dpkg –install paket.deb howto kakoda install xdeb xdpkg

Posted in Linux

Ubuntu Systemd Autostart nakon onemogućenja rc.local

Dodavanjem procedure systemd su usrali autostart aplikacija putem datoteke “rc.local”, iz ovog ili onog razloga, opravdano ili neopravdano. Ako je opravdano, zašto su onda uopće…

Posted in Linux SysAdmin WebAdmin

thttpd – instalacija; par primjera datoteke “thttpd.conf”

Instalacija  thttpd Download: https://www.acme.com/software/thttpd/   (https://www.acme.com/software/thttpd/thttpd-2.29.tar.gz) tar -xvf thttpd-2.29.tar.gz cd thttpd-2.29 ./configure make make install mkdir /var/www/thttpd (po potrebi:chown -R nešto:nešto /var/www/thttpd) nano /root/thttpd.conf (uredi, spremi)…

Posted in Bash Linux

Pogreška tijekom “./configure” faze kompajliranja (nekog prastarog programa?)

Problem checking host system type… Invalid configuration `x86_64-pc-linux-gnuoldld’: machine `x86_64-pc’ not recognized checking target system type… Invalid configuration `x86_64-pc-linux-gnuoldld’: machine `x86_64-pc’ not recognized checking build…

Posted in Bash CLI CMD Linux Powershell Sigurnost SysAdmin Windows

Kako izračunati CRC SHA

powershell.ps1 Get-FileHash -Path datoteka.zip     # default=SHA256 Get-FileHash -Path datoteka.zip -Algorithm SHA1 batch.cmd certutil.exe -hashfile datoteka.zip SHA256 certutil.exe -hashfile datoteka.zip SHA1 bash.sh sha256sum datoteka.zip sha1sum…

Posted in Linux

Disk info {Linux}

fdisk –list lsusb blkid lsblk –output Path,FSsize,FSused,MountPoint,Label,Model lsblk -o NAME,TYPE,FSTYPE,RM,TRAN,SIZE,MOUNTPOINT,ROTA,PATH,LABEL,PARTLABEL,PKNAME,VENDOR,MODEL sudo apt-get install smartmontools  ;  sudo smartctl -a /dev/sdb Nemaju sve distribucije ni sve naredbe…

Posted in Linux

nntp news inn inn2 message limit

Problem “Article is bigger than local limit of 1000000 bytes” “Article exceeds local limit of %s bytes” “Article exceeds local limit of 1000000 bytes” Rješenje…

Posted in Linux

inn nntp news server – temeljna konfiguracija

sudo apt install inn “Postfix Configuration” = “Internet with smarthost” “System mail name” = za sada izmislimo “systemmailname.lokal” “SMTP relay host (blank for none)” =…

Posted in Hardware Linux SysAdmin

Ubuntu – Je li disk SSD ili HDD i druge bajke

Disk info disk="sda" lsblk –output NAME,ROTA | grep -i $disk(*1) sudo lshw -short -class disk | grep -i $disk mount | grep -i $disk (*1)…

Posted in Bash CLI CMD Linux Powershell Privatnost SysAdmin Windows

OpenSSL – (de)šifriraj tekst

Šifriraj ..string echo LeTekst | openssl enc -e -aes-256-cbc -md sha512 -a -pbkdf2 -salt -pass pass:admin123 ..datoteku ‘original.txt’ openssl enc -e -in original.txt -out sifrirana.txt…

Posted in Bash Linux SysAdmin

Odabir drugog shella

Privremeno echo $SHELL $0 odgovor npr.: /bin/bash -bash zsh “You can: blabla” (opcije q, 0, 1 i 2) odgovori npr. s “2“ echo $SHELL $0…

Posted in Linux SysAdmin Windows

Nepovratno uništi fajl
(secure delete)

Linux shred datoteka.txt –verbose –remove Windows Osim nekih jačih hakeraja, ne nalazim native-windows uništenje. Ako imaš Windows Subsystem for Linux WSL: wsl shred datoteka.txt –verbose…

Posted in Linux SysAdmin Windows

Mosquitto – Instaliranje servera i/ili klijenata, inicijalna konfiguracija

Instalacija sudo apt-add-repository ppa:mosquitto-dev/mosquitto-ppa sudo apt-get update sudo apt install mosquitto           # ovo ide samo na server sudo apt install mosquitto-clients …

Posted in Linux SysAdmin

crontab primjeri

Svakih 10 minuta: */10 * * * * /bin/bash /home/mirko/neštonešto.sh Svaki sat u 03 minute: 3 * * * * ovdjeideneštonešto Nakon pokretanja OS-a: @reboot…

Posted in Linux Windows

Pristup s Linuxa folderu na Windowsima

Tema Folder na Windows računalu želiš podijeliti s korisnikom koji će mu pristupati s Linux računala. Na Windows računalu mkdir c:\folderzalinuxmasinu net user linuxkorisnik admin123…

Posted in CLI Linux Windows

sendemail primjer

sendemail -f "posiljatelj@domena.tld" \ -t "primatelj@domena.tld" \ -u "[SWID#$(date +%Y%m%d%H%M)] Subjektum" \ -o message-file="datoteka_s_tekstom_poruke.txt" \ -s mailserver.domena.tld:26 \ -o username=posiljatelj@domena.tld \ -o password=admin123 \ -o…

Posted in Linux

Crontabe, prestani slati mail svaki puta kad pokreneš nešto

Crontabu, prestani spamati.. ..pa i poruke o pogreškama: 1 2 * * * /home/korisnik/nestonesto.sh >/dev/null 2>&1 Prestani slati normalne poruke.. ..ali nastavi slati nenormalne, tj….

Posted in Linux

/etc/fstab – mount NTFS particije prilikom boota

Tema Želiš montirati NTFS USB disk prilikom reboota. tl;dr sudo apt install ntfs-3g mkdir /mnt/uezbe1 sudo blkid# zapiši UUID usb diska koji želiš mauntati nano…

Posted in Bash CLI Linux SysAdmin

ESET Server Security for Linux – CLS – Command Line Scanner

sudo /opt/eset/efs/sbin/cls/cls \ –base-dir=/var/opt/eset/efs/lib/ \ –quar-dir=./zz-Quarantine/ \ –log-file="zz-$1.log" \ –log-all \ –subdir \ –ads \ –log-all \ –aind \ –no-boots \ –arch \ –mail \…