280 lines
9.7 KiB
Bash
Executable File
280 lines
9.7 KiB
Bash
Executable File
#!/bin/bash
|
|
# Gather system information from a remote server
|
|
# Output format: [section] headers followed by key=value pairs
|
|
|
|
echo "[system]"
|
|
echo "hostname=$(hostname)"
|
|
if [ -f /etc/os-release ]; then
|
|
. /etc/os-release
|
|
echo "os_name=$NAME"
|
|
echo "os_version=$VERSION_ID"
|
|
echo "os_pretty=$PRETTY_NAME"
|
|
fi
|
|
echo "kernel=$(uname -r)"
|
|
echo "arch=$(uname -m)"
|
|
echo "uptime_seconds=$(cut -d' ' -f1 /proc/uptime 2>/dev/null | cut -d. -f1)"
|
|
|
|
# Motherboard (readable without root on most systems)
|
|
echo "board_vendor=$(cat /sys/class/dmi/id/board_vendor 2>/dev/null || echo 'Unknown')"
|
|
echo "board_name=$(cat /sys/class/dmi/id/board_name 2>/dev/null || echo 'Unknown')"
|
|
echo "board_version=$(cat /sys/class/dmi/id/board_version 2>/dev/null || echo 'Unknown')"
|
|
echo "bios_version=$(cat /sys/class/dmi/id/bios_version 2>/dev/null || echo 'Unknown')"
|
|
echo "bios_date=$(cat /sys/class/dmi/id/bios_date 2>/dev/null || echo 'Unknown')"
|
|
|
|
echo "[cpu]"
|
|
echo "model=$(lscpu 2>/dev/null | grep 'Model name' | sed 's/Model name:[[:space:]]*//')"
|
|
echo "cores=$(nproc 2>/dev/null || echo 0)"
|
|
echo "sockets=$(lscpu 2>/dev/null | grep 'Socket(s)' | awk '{print $2}')"
|
|
echo "threads_per_core=$(lscpu 2>/dev/null | grep 'Thread(s) per core' | awk '{print $2}')"
|
|
|
|
# CPU usage - sample /proc/stat with 1 second interval
|
|
read -r label user1 nice1 system1 idle1 iowait1 irq1 softirq1 steal1 < /proc/stat
|
|
sleep 1
|
|
read -r label user2 nice2 system2 idle2 iowait2 irq2 softirq2 steal2 < /proc/stat
|
|
|
|
total1=$((user1 + nice1 + system1 + idle1 + iowait1 + irq1 + softirq1 + steal1))
|
|
total2=$((user2 + nice2 + system2 + idle2 + iowait2 + irq2 + softirq2 + steal2))
|
|
diff_total=$((total2 - total1))
|
|
diff_idle=$((idle2 - idle1))
|
|
if [ $diff_total -gt 0 ]; then
|
|
usage_x10=$(( (diff_total - diff_idle) * 1000 / diff_total ))
|
|
whole=$((usage_x10 / 10))
|
|
frac=$((usage_x10 % 10))
|
|
echo "usage_percent=${whole}.${frac}"
|
|
else
|
|
echo "usage_percent=0.0"
|
|
fi
|
|
|
|
# Temperatures - try sensors (lm-sensors), fall back to thermal zones
|
|
echo "[temperatures]"
|
|
if command -v sensors &>/dev/null; then
|
|
sensors 2>/dev/null | awk -F'[: ]+' '
|
|
/^[^ ]/ { chip=$1 }
|
|
/°C/ {
|
|
label=$1
|
|
gsub(/^ +| +$/, "", label)
|
|
match($0, /[+-]([0-9]+\.[0-9]+)°C/, m)
|
|
if (m[1]+0 > 0) print chip "/" label "=" m[1]
|
|
}
|
|
'
|
|
else
|
|
for tz in /sys/class/thermal/thermal_zone*; do
|
|
[ -f "$tz/temp" ] || continue
|
|
type=$(cat "$tz/type" 2>/dev/null || echo "unknown")
|
|
temp_mc=$(cat "$tz/temp" 2>/dev/null || echo 0)
|
|
temp_c=$((temp_mc / 1000))
|
|
temp_frac=$(( (temp_mc % 1000) / 100 ))
|
|
[ "$temp_c" -gt 0 ] 2>/dev/null && echo "${type}=${temp_c}.${temp_frac}"
|
|
done
|
|
fi
|
|
|
|
echo "[memory]"
|
|
total_kb=$(grep MemTotal /proc/meminfo 2>/dev/null | awk '{print $2}')
|
|
available_kb=$(grep MemAvailable /proc/meminfo 2>/dev/null | awk '{print $2}')
|
|
if [ -n "$total_kb" ] && [ -n "$available_kb" ]; then
|
|
used_kb=$((total_kb - available_kb))
|
|
total_mb=$((total_kb / 1024))
|
|
used_mb=$((used_kb / 1024))
|
|
available_mb=$((available_kb / 1024))
|
|
if [ "$total_kb" -gt 0 ]; then
|
|
usage_x10=$((used_kb * 1000 / total_kb))
|
|
whole=$((usage_x10 / 10))
|
|
frac=$((usage_x10 % 10))
|
|
echo "usage_percent=${whole}.${frac}"
|
|
else
|
|
echo "usage_percent=0.0"
|
|
fi
|
|
echo "total_mb=$total_mb"
|
|
echo "used_mb=$used_mb"
|
|
echo "available_mb=$available_mb"
|
|
fi
|
|
|
|
# Physical disks
|
|
lsblk -b -n -o NAME,SIZE,TYPE 2>/dev/null | while read -r name size type; do
|
|
if [ "$type" = "disk" ]; then
|
|
echo "[disk:$name]"
|
|
echo "name=$name"
|
|
echo "size_bytes=$size"
|
|
fi
|
|
done
|
|
|
|
# Mounted filesystem usage
|
|
df -B1 --output=target,size,used,avail,pcent 2>/dev/null | tail -n +2 | while read -r mount total used avail percent; do
|
|
case "$mount" in
|
|
/|/home|/var|/tmp|/boot|/data*|/mnt*|/srv*|/opt*)
|
|
safename=$(echo "$mount" | tr '/' '_')
|
|
echo "[disk_usage:${safename}]"
|
|
echo "mount=$mount"
|
|
echo "total_bytes=$total"
|
|
echo "used_bytes=$used"
|
|
echo "available_bytes=$avail"
|
|
echo "usage_percent=${percent%\%}"
|
|
;;
|
|
esac
|
|
done
|
|
|
|
# GPUs
|
|
gpu_idx=0
|
|
while read -r line; do
|
|
echo "[gpu:$gpu_idx]"
|
|
echo "description=$line"
|
|
gpu_idx=$((gpu_idx + 1))
|
|
done < <(lspci 2>/dev/null | grep -iE 'vga|3d|display')
|
|
|
|
# Network interfaces
|
|
for iface in $(ls /sys/class/net/ 2>/dev/null); do
|
|
[ "$iface" = "lo" ] && continue
|
|
|
|
echo "[net:$iface]"
|
|
echo "name=$iface"
|
|
echo "mac=$(cat /sys/class/net/$iface/address 2>/dev/null)"
|
|
echo "ipv4=$(ip -4 addr show "$iface" 2>/dev/null | grep -oP 'inet \K[0-9.]+' | head -1)"
|
|
echo "ipv6=$(ip -6 addr show "$iface" 2>/dev/null | grep -oP 'inet6 \K[0-9a-f:]+' | grep -v '^fe80' | head -1)"
|
|
echo "state=$(cat /sys/class/net/$iface/operstate 2>/dev/null)"
|
|
|
|
speed=$(cat /sys/class/net/$iface/speed 2>/dev/null)
|
|
[ -n "$speed" ] && [ "$speed" != "-1" ] && echo "speed_mbps=$speed"
|
|
|
|
driver=$(readlink /sys/class/net/$iface/device/driver 2>/dev/null | xargs basename 2>/dev/null)
|
|
[ -n "$driver" ] && echo "driver=$driver"
|
|
done
|
|
|
|
echo "[routing]"
|
|
default_line=$(ip route 2>/dev/null | grep default | head -1)
|
|
echo "gateway=$(echo "$default_line" | awk '{print $3}')"
|
|
echo "interface=$(echo "$default_line" | awk '{print $5}')"
|
|
|
|
echo "[dns]"
|
|
grep -E '^nameserver' /etc/resolv.conf 2>/dev/null | awk '{print "server=" $2}'
|
|
|
|
echo "[tailscale]"
|
|
if command -v tailscale &>/dev/null; then
|
|
echo "installed=true"
|
|
echo "ipv4=$(tailscale ip -4 2>/dev/null)"
|
|
echo "hostname=$(tailscale status --self --json 2>/dev/null | grep -o '"DNSName":"[^"]*"' | head -1 | cut -d'"' -f4)"
|
|
else
|
|
echo "installed=false"
|
|
fi
|
|
|
|
# --- Container / VM autodiscovery ---
|
|
|
|
# Helper: collect basic stats by execing into a container
|
|
# Usage: gather_container_stats <exec_prefix>
|
|
# e.g. gather_container_stats "pct exec 100 --"
|
|
gather_container_stats() {
|
|
local exec_cmd="$1"
|
|
|
|
# Memory
|
|
local mem_total mem_avail mem_used mem_pct
|
|
mem_total=$($exec_cmd cat /proc/meminfo 2>/dev/null | awk '/MemTotal/{print int($2/1024)}')
|
|
mem_avail=$($exec_cmd cat /proc/meminfo 2>/dev/null | awk '/MemAvailable/{print int($2/1024)}')
|
|
if [ -n "$mem_total" ] && [ -n "$mem_avail" ] && [ "$mem_total" -gt 0 ] 2>/dev/null; then
|
|
mem_used=$((mem_total - mem_avail))
|
|
mem_pct=$((mem_used * 100 / mem_total))
|
|
echo "mem_total_mb=$mem_total"
|
|
echo "mem_used_mb=$mem_used"
|
|
echo "mem_percent=$mem_pct"
|
|
fi
|
|
|
|
# Disk (rootfs)
|
|
local disk_info
|
|
disk_info=$($exec_cmd df -B1 / 2>/dev/null | tail -1)
|
|
if [ -n "$disk_info" ]; then
|
|
echo "disk_total=$(echo "$disk_info" | awk '{print $2}')"
|
|
echo "disk_used=$(echo "$disk_info" | awk '{print $3}')"
|
|
echo "disk_percent=$(echo "$disk_info" | awk '{gsub(/%/,""); print $5}')"
|
|
fi
|
|
|
|
# IP
|
|
local ip
|
|
ip=$($exec_cmd hostname -I 2>/dev/null | awk '{print $1}')
|
|
[ -n "$ip" ] && echo "ip=$ip"
|
|
|
|
# Uptime
|
|
local uptime_s
|
|
uptime_s=$($exec_cmd cut -d' ' -f1 /proc/uptime 2>/dev/null | cut -d. -f1)
|
|
[ -n "$uptime_s" ] && echo "uptime_seconds=$uptime_s"
|
|
}
|
|
|
|
# Use sudo if available and needed (infmap user won't have direct access)
|
|
_sudo() {
|
|
if [ "$(id -u)" -eq 0 ]; then
|
|
"$@"
|
|
else
|
|
sudo -n "$@" 2>/dev/null
|
|
fi
|
|
}
|
|
|
|
# Proxmox LXC (pct)
|
|
if command -v pct &>/dev/null; then
|
|
_sudo pct list 2>/dev/null | tail -n +2 | while read -r vmid status _ name _; do
|
|
[ -z "$vmid" ] && continue
|
|
echo "[container:pct-${vmid}]"
|
|
echo "type=lxc"
|
|
echo "platform=proxmox"
|
|
echo "id=$vmid"
|
|
echo "name=${name:-$vmid}"
|
|
echo "status=$status"
|
|
if [ "$status" = "running" ]; then
|
|
gather_container_stats "_sudo pct exec $vmid --"
|
|
fi
|
|
done
|
|
fi
|
|
|
|
# Proxmox VMs (qm)
|
|
if command -v qm &>/dev/null; then
|
|
_sudo qm list 2>/dev/null | tail -n +2 | while read -r vmid name status _ mem _; do
|
|
[ -z "$vmid" ] && continue
|
|
echo "[container:qm-${vmid}]"
|
|
echo "type=vm"
|
|
echo "platform=proxmox"
|
|
echo "id=$vmid"
|
|
echo "name=${name:-$vmid}"
|
|
echo "status=$status"
|
|
[ -n "$mem" ] && echo "mem_allocated_mb=$mem"
|
|
# VM stats require guest agent - best effort
|
|
if [ "$status" = "running" ]; then
|
|
agent_test=$(_sudo qm guest exec "$vmid" -- cat /proc/meminfo 2>/dev/null)
|
|
if [ -n "$agent_test" ]; then
|
|
gather_container_stats "_sudo qm guest exec $vmid --"
|
|
fi
|
|
fi
|
|
done
|
|
fi
|
|
|
|
# Plain LXC (lxc/lxd)
|
|
if command -v lxc &>/dev/null && ! command -v pct &>/dev/null; then
|
|
_sudo lxc list --format csv -c nsN 2>/dev/null | while IFS=',' read -r name status network; do
|
|
[ -z "$name" ] && continue
|
|
echo "[container:lxc-${name}]"
|
|
echo "type=lxc"
|
|
echo "platform=lxd"
|
|
echo "name=$name"
|
|
echo "status=$status"
|
|
if [ "$status" = "RUNNING" ]; then
|
|
gather_container_stats "_sudo lxc exec $name --"
|
|
lxd_ip=$(echo "$network" | grep -oE '[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+' | head -1)
|
|
[ -n "$lxd_ip" ] && echo "ip=$lxd_ip"
|
|
fi
|
|
done
|
|
fi
|
|
|
|
# libvirt VMs (virsh)
|
|
if command -v virsh &>/dev/null; then
|
|
_sudo virsh list --all --name 2>/dev/null | while read -r name; do
|
|
[ -z "$name" ] && continue
|
|
state=$(_sudo virsh domstate "$name" 2>/dev/null | head -1)
|
|
echo "[container:virsh-${name}]"
|
|
echo "type=vm"
|
|
echo "platform=libvirt"
|
|
echo "name=$name"
|
|
echo "status=$state"
|
|
if [ "$state" = "running" ]; then
|
|
virsh_ip=$(_sudo virsh domifaddr "$name" --source agent 2>/dev/null | grep -oE '[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+' | head -1)
|
|
[ -n "$virsh_ip" ] && echo "ip=$virsh_ip"
|
|
fi
|
|
done
|
|
fi
|
|
|
|
echo "[end]"
|