Collects system metrics and creates markdown tables.

pip-boy.sh

#!/bin/bash
# pip-boy.sh - Collects system metrics and creates markdown tables. 
# Copyright (C) 2025 James Finstrom
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.

echo "This may take a moment, patience is a virtue" >&2

# Section: Directory Sizes
echo -n "Collecting directory sizes... " >&2
var_size=$(du -sh /var/ 2> /dev/null | awk '{print $1}')
echo -n "." >&2
usr_size=$(du -sh /usr --exclude=/usr/local 2> /dev/null | awk '{print $1}')
echo -n "." >&2
usr_local_size=$(du -sh /usr/local 2> /dev/null | awk '{print $1}')
echo -n "." >&2
boot_size=$(du -sh /boot 2> /dev/null | awk '{print $1}')
echo -n "." >&2
home_size=$(du -sh /home 2> /dev/null | awk '{print $1}')
echo -n "." >&2
root_size=$(du -sh / 2> /dev/null | awk '{print $1}')
echo -n "." >&2
echo "" >&2

# Section: Asterisk Storage
echo -n "Collecting Asterisk storage sizes... " >&2
monitor_size=$(du -sh /var/spool/asterisk/monitor/ 2> /dev/null | awk '{print $1}')
echo -n "." >&2
voicemail_size=$(du -sh /var/spool/asterisk/voicemail/default/ 2> /dev/null | awk '{print $1}')
echo -n "." >&2
echo "" >&2

# Section: Counts
echo -n "Collecting counts... " >&2
mailbox_count=$(find /var/spool/asterisk/voicemail/default/ -maxdepth 1 -type d -not -path '/var/spool/asterisk/voicemail/default/' 2> /dev/null | wc -l)
echo -n "." >&2
recording_count=$(find /var/spool/asterisk/monitor/ -type f 2> /dev/null | wc -l)
echo -n "." >&2
user_count=$(php -r 'include "/etc/freepbx.conf"; echo count(FreePBX::Core()->getAllUsers());' 2> /dev/null)
echo -n "." >&2
device_count=$(php -r 'include "/etc/freepbx.conf"; echo count(FreePBX::Core()->getAllValidDevices());' 2> /dev/null)
echo -n "." >&2
oss_modules=$(fwconsole ma list 2> /dev/null | grep -v Commercial | grep -v '+---' | grep -v Signature | wc -l)
echo -n "." >&2
commercial_modules=$(fwconsole ma list 2> /dev/null | grep Commercial | grep -v '+---' | grep -v Signature | wc -l)
echo -n "." >&2
echo "" >&2

# Section: Averages
echo -n "Calculating averages... " >&2
average_size=$(find /var/spool/asterisk/monitor/ -mindepth 1 -type d -print0 2> /dev/null | xargs -0 du -sb 2> /dev/null | awk '{ sum+=$1; n++ } END { if (n>0) avg=sum/n; else avg=0; print avg }' | numfmt --to=iec --format='%f')
echo -n "." >&2
average_length=$(find /var/spool/asterisk/monitor/ -type f -name "*.wav" -print0 2> /dev/null | xargs -0 soxi -D 2> /dev/null | awk '{ sum += $1; count++ } END { if (count > 0) avg = sum / count; else avg = 0; minutes = int(avg / 60); seconds = int(avg) % 60; printf "%d:%02d\n", minutes, seconds }')
echo -n "." >&2
echo "" >&2

# Output in markdown format
echo "### Directory Sizes"
echo ""
echo "| Directory                  | Size       |"
echo "|----------------------------|------------|"
echo "| /var/                      | $var_size  |"
echo "| /usr/ (excluding /usr/local) | $usr_size  |"
echo "| /usr/local                 | $usr_local_size |"
echo "| /boot                      | $boot_size |"
echo "| /home                      | $home_size |"
echo "| /                          | $root_size |"
echo ""

echo "### Asterisk Storage"
echo ""
echo "| Item                              | Size          |"
echo "|-----------------------------------|---------------|"
echo "| Call Recordings (/var/spool/asterisk/monitor/) | $monitor_size |"
echo "| Voicemail Storage (/var/spool/asterisk/voicemail/default/) | $voicemail_size |"
echo ""

echo "### Counts"
echo ""
echo "| Item                  | Count      |"
echo "|-----------------------|------------|"
echo "| Mailboxes             | $mailbox_count |"
echo "| Call Recordings       | $recording_count |"
echo "| Users                 | $user_count |"
echo "| Devices               | $device_count |"
echo "| Open Source Modules   | $oss_modules |"
echo "| Commercial Modules    | $commercial_modules |"
echo ""

echo "### Averages"
echo ""
echo "| Item                  | Value      |"
echo "|-----------------------|------------|"
echo "| Average Recording Size| $average_size |"
echo "| Average Recording Length | $average_length |"
echo ""