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:/ lib / recovery-mode / options /
Filename : system-summary
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#!/bin/sh

. /lib/recovery-mode/l10n.sh

if [ "$1" = "test" ]; then
  if [ "$2" = "mode" ]; then
    exit 2
  fi
  echo $(eval_gettext "System summary")
  exit 0
fi

# Get FS state
if [ "$READONLY" = "true" ]; then
    fs_state=$(eval_gettext 'Read-only mode')
else
    fs_state=$(eval_gettext 'Read/Write mode')
fi

# Check for existing connectivity
net_state=$(eval_gettext 'none')
ip route get 1.2.3.4 >/dev/null 2>&1 &&
    net_state=$(eval_gettext 'IP configured') &&
    grep ^nameserver -q /etc/resolv.conf &&
    net_state=$(eval_gettext 'IP and DNS configured')

# Get CPU information
cpu_count=$(ls -1 /sys/devices/system/cpu/ | grep "^cpu[0-9]*$" | wc -l)
if [ -f /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq ]; then
    cpu_freq=$(($(cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq) / 1000))
else
    cpu_freq=0
fi
cpu_info="${cpu_count}x${cpu_freq}MHz"

# Get RAID information
if [ -n "$(grep md /proc/mdstat)" ]; then
    raid_state=$(cat /proc/mdstat | grep -v Personalities)
else
    raid_state=$(eval_gettext 'No software RAID detected (mdstat)')
fi

# LVM
if [ -z "$(which vgscan)" ]
then
    lvm_state=$(eval_gettext 'No LVM detected (vgscan)')
else
    if [ "$(id -u)" -ne 0 ]
    then
        lvm_state=$(eval_gettext 'Unknown (must be run as root)')
    else
        lvm_state="$(eval_gettext 'Physical Volumes:')"
        pvck >/dev/null 2>&1
        if [ $? -eq 0 ]; then
          lvm_state="$lvm_state $(eval_gettext 'ok (good)')"
        else
          lvm_state="$lvm_state $(eval_gettext 'not ok (BAD)')"
        fi

        lvm_state="$lvm_state
$(eval_gettext 'Volume Groups:')"
        vgck >/dev/null 2>&1
        if [ $? -eq 0 ]; then
          lvm_state="$lvm_state $(eval_gettext 'ok (good)')"
        else
          lvm_state="$lvm_state $(eval_gettext 'not ok (BAD)')"
        fi
    fi
fi

# Get package system information
if [ "$READONLY" = "true" ]; then
    apt_state=$(eval_gettext 'unknown (read-only filesystem)')
elif [ "$(id -u)" -ne 0 ]; then
    apt_state=$(eval_gettext 'unknown (must be run as root)')
else
    apt-get -qq --no-act check
    if [ $? -eq 0 ]; then
        apt_state=$(eval_gettext 'yes (good)')
    else
        apt_state=$(eval_gettext 'no (BAD)')
    fi
fi

msg="$(eval_gettext '(Use arrows/PageUp/PageDown keys to scroll and TAB key to select)')

$(eval_gettext '=== General information ===')
$(eval_gettext 'System mode:') $fs_state
$(eval_gettext 'CPU information:') $cpu_info
$(eval_gettext 'Network connectivity:') $net_state

$(eval_gettext '=== Detailed disk usage ===')
$(df -h 2>/dev/null)

$(eval_gettext '=== Software RAID state ===')
$raid_state

$(eval_gettext '=== LVM state ===')
$lvm_state

$(eval_gettext '=== Detailed memory usage ===')
$(free -m)

$(eval_gettext '=== Detailed network configuration ===')
$(ifconfig)

$(eval_gettext '=== System database (APT) ===')
$(eval_gettext 'Database is consistent:') $apt_state
"

whiptail --scrolltext --msgbox "$msg" 21 80 --title $(eval_gettext "System summary")

exit 0