qemu-arm/src/reset.sh
2025-03-18 12:58:11 +01:00

175 lines
4.9 KiB
Bash
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/usr/bin/env bash
set -Eeuo pipefail
trap 'error "Status $? while: $BASH_COMMAND (line $LINENO/$BASH_LINENO)"' ERR
[ ! -f "/run/entry.sh" ] && error "Script must run inside Docker container!" && exit 11
[ "$(id -u)" -ne "0" ] && error "Script must be executed with root privileges." && exit 12
echo " Starting $APP for Docker v$(</run/version)..."
echo " For support visit $SUPPORT"
# Docker environment variables
: "${BOOT:=""}" # URL of the ISO file
: "${DEBUG:="N"}" # Disable debugging
: "${MACHINE:="virt"}" # Machine selection
: "${ALLOCATE:=""}" # Preallocate diskspace
: "${ARGUMENTS:=""}" # Extra QEMU parameters
: "${CPU_CORES:="2"}" # Amount of CPU cores
: "${RAM_SIZE:="2G"}" # Maximum RAM amount
: "${RAM_CHECK:="Y"}" # Check available RAM
: "${DISK_SIZE:="16G"}" # Initial data disk size
: "${BOOT_MODE:=""}" # Boot system with UEFI
: "${BOOT_INDEX:="9"}" # Boot index of CD drive
: "${STORAGE:="/storage"}" # Storage folder location
# Helper variables
PROCESS="${APP,,}"
PROCESS="${PROCESS// /-}"
INFO="/run/shm/msg.html"
PAGE="/run/shm/index.html"
TEMPLATE="/var/www/index.html"
FOOTER1="$APP for Docker v$(</run/version)"
FOOTER2="<a href='$SUPPORT'>$SUPPORT</a>"
CPU=$(cpu)
SYS=$(uname -r)
HOST=$(hostname -s)
KERNEL=$(echo "$SYS" | cut -b 1)
MINOR=$(echo "$SYS" | cut -d '.' -f2)
ARCH=$(dpkg --print-architecture)
CORES=$(grep -c '^processor' /proc/cpuinfo)
if ! grep -qi "socket(s)" <<< "$(lscpu)"; then
SOCKETS=1
else
SOCKETS=$(lscpu | grep -m 1 -i 'socket(s)' | awk '{print $(2)}')
fi
[ -n "${CPU_CORES//[0-9 ]}" ] && error "Invalid amount of CPU_CORES: $CPU_CORES" && exit 15
# Check system
if [ ! -d "/dev/shm" ]; then
error "Directory /dev/shm not found!" && exit 14
else
[ ! -d "/run/shm" ] && ln -s /dev/shm /run/shm
fi
# Check folder
if [[ "${COMMIT:-}" == [Yy1]* ]]; then
STORAGE="/local"
mkdir -p "$STORAGE"
fi
if [ ! -d "$STORAGE" ]; then
error "Storage folder ($STORAGE) not found!" && exit 13
fi
# Read memory
RAM_SPARE=500000000
RAM_AVAIL=$(free -b | grep -m 1 Mem: | awk '{print $7}')
RAM_TOTAL=$(free -b | grep -m 1 Mem: | awk '{print $2}')
RAM_SIZE="${RAM_SIZE// /}"
[ -z "$RAM_SIZE" ] && error "RAM_SIZE not specified!" && exit 16
if [ -z "${RAM_SIZE//[0-9. ]}" ]; then
[ "${RAM_SIZE%%.*}" -lt "130" ] && RAM_SIZE="${RAM_SIZE}G" || RAM_SIZE="${RAM_SIZE}M"
fi
RAM_SIZE=$(echo "${RAM_SIZE^^}" | sed 's/MB/M/g;s/GB/G/g;s/TB/T/g')
! numfmt --from=iec "$RAM_SIZE" &>/dev/null && error "Invalid RAM_SIZE: $RAM_SIZE" && exit 16
RAM_WANTED=$(numfmt --from=iec "$RAM_SIZE")
[ "$RAM_WANTED" -lt "136314880 " ] && error "RAM_SIZE is too low: $RAM_SIZE" && exit 16
# Print system info
SYS="${SYS/-generic/}"
FS=$(stat -f -c %T "$STORAGE")
FS="${FS/UNKNOWN //}"
FS="${FS/ext2\/ext3/ext4}"
FS=$(echo "$FS" | sed 's/[)(]//g')
SPACE=$(df --output=avail -B 1 "$STORAGE" | tail -n 1)
SPACE_GB=$(formatBytes "$SPACE" "down")
AVAIL_MEM=$(formatBytes "$RAM_AVAIL" "down")
TOTAL_MEM=$(formatBytes "$RAM_TOTAL" "up")
echo " CPU: ${CPU} | RAM: ${AVAIL_MEM/ GB/}/$TOTAL_MEM | DISK: $SPACE_GB (${FS}) | KERNEL: ${SYS}..."
echo
# Check compatibilty
if [[ "${FS,,}" == "ecryptfs" ]] || [[ "${FS,,}" == "tmpfs" ]]; then
DISK_IO="threads"
DISK_CACHE="writeback"
fi
if [[ "${BOOT_MODE:-}" == "windows"* ]]; then
if [[ "${FS,,}" == "btrfs" ]]; then
warn "you are using the BTRFS filesystem for /storage, this might introduce issues with Windows Setup!"
fi
fi
# Check available memory
if [[ "$RAM_CHECK" != [Nn]* ]] && (( (RAM_WANTED + RAM_SPARE) > RAM_AVAIL )); then
AVAIL_MEM=$(formatBytes "$RAM_AVAIL")
msg="Your configured RAM_SIZE of ${RAM_SIZE/G/ GB} is too high for the $AVAIL_MEM of memory available, please set a lower value."
[[ "${FS,,}" != "zfs" ]] && error "$msg" && exit 17
info "$msg"
fi
addPackage() {
local pkg=$1
local desc=$2
if apt-mark showinstall | grep -qx "$pkg"; then
return 0
fi
MSG="Installing $desc..."
info "$MSG" && html "$MSG"
DEBIAN_FRONTEND=noninteractive apt-get -qq update
DEBIAN_FRONTEND=noninteractive apt-get -qq --no-install-recommends -y install "$pkg" > /dev/null
return 0
}
user="admin"
[ -n "${USER:-}" ] && user="${USER:-}"
if [ -n "${PASS:-}" ]; then
sed -i "s/auth_basic off/auth_basic \"NoVNC\"/g" /etc/nginx/sites-enabled/web.conf
else
sed -i "s/auth_basic \"NoVNC\"/auth_basic off/g" /etc/nginx/sites-enabled/web.conf
fi
# Set password
echo "$user:{PLAIN}${PASS:-}" > /etc/nginx/.htpasswd
# shellcheck disable=SC2143
if [ -f /proc/net/if_inet6 ] && [ -n "$(ifconfig -a | grep inet6)" ]; then
sed -i "s/listen 8006 default_server;/listen [::]:8006 default_server ipv6only=off;/g" /etc/nginx/sites-enabled/web.conf
else
sed -i "s/listen [::]:8006 default_server ipv6only=off;/listen 8006 default_server;/g" /etc/nginx/sites-enabled/web.conf
fi
# Start webserver
cp -r /var/www/* /run/shm
html "Starting $APP for Docker..."
nginx -e stderr
return 0