Merge pull request 'up' (#1) from dev into main

Reviewed-on: #1

README.md

@@ -1,3 +1,14 @@
 # ITSchool-Project--1
 
 Servers Monitoring
+
+## Requirements
+```c++
+PHP 8.4
+ - PHP-SQLITE
+```
+
+## Install   
+```bash
+sqlite3 db/monitor.sqlite < sql/schema.sql
+```

install.sh

@@ -0,0 +1,154 @@
+#!/bin/bash
+set -e
+
+INSTALL_DIR="/opt/server-monitor"
+AGENT="$INSTALL_DIR/monitor-agent.sh"
+CONFIG="$INSTALL_DIR/config.env"
+CRON_CMD="$AGENT >/dev/null 2>&1"
+API_URL="https://itschool.pbcv.dev/api/report.php"
+
+# ============================
+# CHECK ROOT
+# ============================
+if [[ $EUID -ne 0 ]]; then
+  echo " Run as root (sudo)"
+  exit 1
+fi
+
+echo " Installing Server Monitor Agent..."
+
+# ============================
+# CREATE DIR
+# ============================
+mkdir -p "$INSTALL_DIR"
+chmod 755 "$INSTALL_DIR"
+
+# ============================
+# CONFIG FILE
+# ============================
+cat > "$CONFIG" <<EOF
+API_URL="$API_URL"
+EOF
+
+chmod 600 "$CONFIG"
+
+# ============================
+# AGENT SCRIPT
+# ============================
+cat > "$AGENT" <<'EOF'
+#!/bin/bash
+set -e
+
+source /opt/server-monitor/config.env
+
+HOSTNAME=$(hostname)
+
+# ============================
+# CPU
+# ============================
+CPU_LOAD=$(uptime | awk -F'load average:' '{print $2}' | cut -d',' -f1 | xargs)
+CPU_CORES=$(nproc)
+
+# ============================
+# RAM / SWAP
+# ============================
+RAM_TOTAL=$(free -m | awk '/Mem:/ {print $2}')
+RAM_USED=$(free -m | awk '/Mem:/ {print $3}')
+
+SWAP_TOTAL=$(free -m | awk '/Swap:/ {print $2}')
+SWAP_USED=$(free -m | awk '/Swap:/ {print $3}')
+
+# ============================
+# DISK (KB)
+# ============================
+DISK_TOTAL=$(df -k / | awk 'NR==2 {print $2}')
+DISK_USED=$(df -k / | awk 'NR==2 {print $3}')
+
+# ============================
+# NETWORK (bytes)
+# ============================
+IFACE=$(ip route get 1 | awk '{print $5; exit}')
+RX_BYTES=$(cat /sys/class/net/$IFACE/statistics/rx_bytes)
+TX_BYTES=$(cat /sys/class/net/$IFACE/statistics/tx_bytes)
+
+# ============================
+# PROCESSES
+# ============================
+PROC_TOTAL=$(ps ax --no-headers | wc -l)
+PROC_ZOMBIE=$(ps axo stat | grep -c Z || true)
+
+# ============================
+# SYSTEMD
+# ============================
+FAILED_SERVICES=$(systemctl --failed --no-legend 2>/dev/null | wc -l)
+
+# ============================
+# NETWORK PORTS
+# ============================
+OPEN_PORTS=$(ss -lntu | tail -n +2 | wc -l)
+
+# ============================
+# OS / KERNEL
+# ============================
+OS_NAME=$(lsb_release -ds 2>/dev/null || grep PRETTY_NAME /etc/os-release | cut -d= -f2 | tr -d '"')
+KERNEL=$(uname -r)
+ARCH=$(uname -m)
+
+# ============================
+# UPTIME
+# ============================
+UPTIME=$(uptime -p)
+
+# ============================
+# SEND DATA
+# ============================
+curl -s -X POST "$API_URL" \
+  -H "Content-Type: application/json" \
+  -d "{
+    \"hostname\": \"$HOSTNAME\",
+
+    \"cpu\": \"$CPU_LOAD\",
+    \"cpu_cores\": $CPU_CORES,
+
+    \"ram_used\": $RAM_USED,
+    \"ram_total\": $RAM_TOTAL,
+
+    \"swap_used\": $SWAP_USED,
+    \"swap_total\": $SWAP_TOTAL,
+
+    \"disk_used\": $DISK_USED,
+    \"disk_total\": $DISK_TOTAL,
+
+    \"rx_bytes\": $RX_BYTES,
+    \"tx_bytes\": $TX_BYTES,
+
+    \"processes\": $PROC_TOTAL,
+    \"zombies\": $PROC_ZOMBIE,
+
+    \"failed_services\": $FAILED_SERVICES,
+    \"open_ports\": $OPEN_PORTS,
+
+    \"os\": \"$OS_NAME\",
+    \"kernel\": \"$KERNEL\",
+    \"arch\": \"$ARCH\",
+
+    \"uptime\": \"$UPTIME\"
+  }"
+EOF
+
+chmod +x "$AGENT"
+
+# ============================
+# CRON (free duplicate)
+# ============================
+( crontab -l 2>/dev/null | grep -v "$AGENT" || true
+  echo "* * * * * $CRON_CMD"
+) | crontab -
+
+# ============================
+# FINAL
+# ============================
+echo " Server Monitor installed successfully"
+echo " Reporting to: $API_URL"
+echo " Interval: every 1 minute"
+echo " Test manual: $AGENT"