first

add_user.sh

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+#!/bin/sh
+# Usage: add_user.sh <login>
+set -e
+
+LOGIN="$1"
+[ -z "$LOGIN" ] && { echo "Użycie: $0 <login>"; exit 1; }
+
+# 1. Użytkownik i hasło
+PASS="$(openssl rand -base64 12)"
+adduser -D -s /bin/sh -h /home/$LOGIN -H "$LOGIN"
+echo "$LOGIN:$PASS" | chpasswd
+addgroup $LOGIN tildeusers
+
+# 2. Dataset ZFS  (quota 200 MB)
+zfs create -o mountpoint=/home/$LOGIN -o quota=200M tank/ROOT/homes/$LOGIN
+chown $LOGIN:$LOGIN /home/$LOGIN
+
+mkdir -p /home/$LOGIN/Maildir/Inbox/cur
+mkdir -p /home/$LOGIN/Maildir/Inbox/new
+mkdir -p /home/$LOGIN/Maildir/Inbox/tmp
+
+mkdir -p /home/$LOGIN/Maildir/Sent/cur
+mkdir -p /home/$LOGIN/Maildir/Sent/new
+mkdir -p /home/$LOGIN/Maildir/Sent/tmp
+
+mkdir -p /home/$LOGIN/Maildir/Drafts/cur
+mkdir -p /home/$LOGIN/Maildir/Drafts/new
+mkdir -p /home/$LOGIN/Maildir/Drafts/tmp
+
+mkdir -p /home/$LOGIN/Maildir/Trash/cur
+mkdir -p /home/$LOGIN/Maildir/Trash/new
+mkdir -p /home/$LOGIN/Maildir/Trash/tmp
+
+cp -r /root/helpers/public_html /home/$LOGIN/
+sed -i "s/<<USER>>/$LOGIN/g" /home/$LOGIN/public_html/index.php
+sed -i "s/<<USER>>/$LOGIN/g" /home/$LOGIN/public_html/parts/header.php
+sed -i "s/<<USER>>/$LOGIN/g" /home/$LOGIN/public_html/blog/index.php
+
+mkdir -p /home/$LOGIN/.config/weechat/
+
+cp irc.conf /home/$LOGIN/.config/weechat
+
+cat << EOF > /home/$LOGIN/.tmux.conf
+set -g mouse on
+setw -g mode-keys vi
+bind -n F1 select-window -t 0
+bind -n F2 select-window -t 1
+bind -n F3 select-window -t 2
+bind -n F12 detach
+EOF
+
+cat << EOF > /home/$LOGIN/.profile
+if [ -z "$TMUX" ]; then
+    if ! tmux has-session -t main 2>/dev/null; then
+        tmux new-session -d -s main -n Mail 'neomutt'
+        tmux new-window -t main:1 -n IRC 'weechat'
+        tmux new-window -t main:2 -n Shell 'ash'
+    fi
+
+    # Uruchom motd tylko gdy user wchodzi do Shell – okno 2
+    tmux send-keys -t main:2 '/usr/local/bin/tylda-motd.sh' C-m
+
+    tmux select-window -t main:0
+    exec tmux attach-session -t main
+fi
+EOF
+
+chown -R $LOGIN:$LOGIN /home/$LOGIN/
+
+
+# 3. Cgroup v2
+CG_ROOT=/sys/fs/cgroup/users
+mkdir -p "$CG_ROOT"
+# upewnij się, że kontrolery włączone w parent „users”
+echo "+cpu +memory" > "$CG_ROOT/cgroup.subtree_control" 2>/dev/null || true
+
+USER_CG="$CG_ROOT/$LOGIN"
+mkdir "$USER_CG"
+
+sendmail -f void@tylda.org $LOGIN@tylda.org < welcome.txt
+
+echo 524288000           > "$USER_CG/memory.max"     # 500 MB RAM
+echo "50000 100000" > "$USER_CG/cpu.max"        # 50 % CPU (quota/period μs)
+
+echo "===== NOWE KONTO ====="
+echo "login : $LOGIN"
+echo "hasło : $PASS"
+echo "RAM   : 500 MB"
+echo "CPU   : 50 %"