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skynet-webportal/setup-scripts/disk-usage-dump.sh

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#!/bin/bash
# Dumps disk usage to stdout or to the file
#
# Parameters:
# - $1 (optional): Filename to append the output to.
#
# Usage:
# - Dump disk usage to stdout:
# ./disk-usage-dump.sh
#
# - Dump disk usage appending to th file:
# ./disk-usage-dump.sh my-log-file.log
#
# Use docker container to get root (script can be run under regular user, no
# need for sudo)
dump () {
echo
echo "### Disk usage dump at $(date) ###"
# Free disk space
echo
df -h /home/user
# Home dirs
echo
echo "Home dirs:"
docker run -v /home/user:/home/user alpine:3.15.0 du -hs /home/user/*
# Docker data dirs
echo
echo "Docker data dirs:"
docker run -v /home/user:/home/user alpine:3.15.0 du -hs /home/user/skynet-webportal/docker/data/*
# Largest dirs/files
echo
echo "Dirs or files over 1GB (first 100):"
docker run -v /home/user:/home/user alpine:3.15.0 du -h /home/user | grep -E "^[0-9]+\.?[0-9]*G" | sort -r -n | head -100
}
# Check argument is present
if [ -z "$1" ]; then
# Dump to stdout
dump
else
# Handle log paths
filename=$(basename "$1")
dirname=$(dirname "$1")
abs_dirname=$(realpath "$dirname")
# Make sure log dir exists
mkdir -p "$abs_dirname"
# Append to file
{
dump
} >> "$abs_dirname/$filename" 2>&1
fi