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Add colors to logfile

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Add colors to logfile
This commit is contained in:
Kroese 2023-05-11 20:00:08 +02:00 committed by GitHub
commit cbf03967ae
5 changed files with 52 additions and 74 deletions
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28
run/disk.sh
View file

@ -3,7 +3,7 @@ set -Eeuo pipefail
# Docker environment variables
: ${DISK_IO:='native'} # I/O Mode, can be set to 'native', 'threads' or 'io_turing'
: ${DISK_IO:='native'} # I/O Mode, can be set to 'native', 'threads' or 'io_turing'
: ${DISK_CACHE:='none'} # Caching mode, can be set to 'writeback' for better performance
: ${DISK_DISCARD:='on'} # Controls whether unmap (TRIM) commands are passed to the host.
: ${DISK_ROTATION:='1'} # Rotation rate, set to 1 for SSD storage and increase for HDD
@ -21,7 +21,7 @@ if [ -f "${DATA}" ]; then
if [ "$DATA_SIZE" -gt "$OLD_SIZE" ]; then
echo "INFO: Resizing data disk from $OLD_SIZE to $DATA_SIZE bytes.."
info "Resizing data disk from $OLD_SIZE to $DATA_SIZE bytes.."
if [[ "${ALLOCATE}" == [Nn]* ]]; then
@ -36,20 +36,20 @@ if [ -f "${DATA}" ]; then
SPACE=$(df --output=avail -B 1 "${STORAGE}" | tail -n 1)
if (( REQ > SPACE )); then
echo "ERROR: Not enough free space to resize data disk to ${DISK_SIZE}."
echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATE=N." && exit 84
error "Not enough free space to resize data disk to ${DISK_SIZE}."
error "Specify a smaller size or disable preallocation with ALLOCATE=N." && exit 84
fi
# Resize file by allocating more space
if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then
echo "ERROR: Could not allocate a file for the data disk." && exit 85
error "Could not allocate a file for the data disk." && exit 85
fi
if [[ "${ALLOCATE}" == [Zz]* ]]; then
GB=$(( (REQ + 1073741823)/1073741824 ))
echo "INFO: Preallocating ${GB} GB of diskspace, please wait..."
info "Preallocating ${GB} GB of diskspace, please wait..."
dd if=/dev/urandom of="${DATA}" seek="${OLD_SIZE}" count="${REQ}" bs=1M iflag=count_bytes oflag=seek_bytes status=none
fi
@ -58,8 +58,8 @@ if [ -f "${DATA}" ]; then
if [ "$DATA_SIZE" -lt "$OLD_SIZE" ]; then
echo "INFO: Shrinking existing disks is not supported yet!"
echo "INFO: Creating backup of old drive in storage folder..."
info "Shrinking existing disks is not supported yet!"
info "Creating backup of old drive in storage folder..."
mv -f "${DATA}" "${DATA}.bak"
@ -79,19 +79,19 @@ if [ ! -f "${DATA}" ]; then
SPACE=$(df --output=avail -B 1 "${STORAGE}" | tail -n 1)
if (( DATA_SIZE > SPACE )); then
echo "ERROR: Not enough free space to create a data disk of ${DISK_SIZE}."
echo "ERROR: Specify a smaller size or disable preallocation with ALLOCATE=N." && exit 86
error "Not enough free space to create a data disk of ${DISK_SIZE}."
error "Specify a smaller size or disable preallocation with ALLOCATE=N." && exit 86
fi
# Create an empty file
if ! fallocate -l "${DATA_SIZE}" "${DATA}"; then
rm -f "${DATA}"
echo "ERROR: Could not allocate a file for the data disk." && exit 87
error "Could not allocate a file for the data disk." && exit 87
fi
if [[ "${ALLOCATE}" == [Zz]* ]]; then
echo "INFO: Preallocating ${DISK_SIZE} of diskspace, please wait..."
info "Preallocating ${DISK_SIZE} of diskspace, please wait..."
dd if=/dev/urandom of="${DATA}" count="${DATA_SIZE}" bs=1M iflag=count_bytes status=none
fi
@ -99,7 +99,7 @@ if [ ! -f "${DATA}" ]; then
# Check if file exists
if [ ! -f "${DATA}" ]; then
echo "ERROR: Data disk does not exist ($DATA)" && exit 88
error "Data disk does not exist ($DATA)" && exit 88
fi
fi
@ -108,7 +108,7 @@ fi
SIZE=$(stat -c%s "${DATA}")
if [[ SIZE -ne DATA_SIZE ]]; then
echo "ERROR: Data disk has the wrong size: ${SIZE}" && exit 89
error "Virtual disk has the wrong size: ${SIZE}" && exit 89
fi
DISK_OPTS="\

8
run/install.sh
View file

@ -4,7 +4,7 @@ set -Eeuo pipefail
TMP="/boot.img"
rm -f "$TMP"
echo "Downloading ${BOOT} as boot image..."
info "Downloading ${BOOT} as boot image..."
# Check if running with interactive TTY or redirected to docker log
if [ -t 1 ]; then
@ -16,14 +16,14 @@ fi
[[ "${DEBUG}" == [Yy1]* ]] && set -x
{ wget "$BOOT" -O "$TMP" -q --no-check-certificate --show-progress "$PROGRESS"; rc=$?; } || :
(( rc != 0 )) && echo "ERROR: Failed to download ${BOOT}, reason: $rc" && exit 60
[ ! -f "$TMP" ] && echo "Failed to download ${BOOT}" && exit 61
(( rc != 0 )) && error "Failed to download ${BOOT}, reason: $rc" && exit 60
[ ! -f "$TMP" ] && error "Failed to download ${BOOT}" && exit 61
SIZE=$(stat -c%s "$TMP")
if ((SIZE<100000)); then
echo "Invalid ISO file: Size is smaller than 100 KB" && exit 62
error "Invalid ISO file: Size is smaller than 100 KB" && exit 62
fi
FILE="$STORAGE/boot.img"

67
run/network.sh
View file

@ -22,69 +22,43 @@ set -Eeuo pipefail
configureDHCP() {
VM_NET_VLAN="${VM_NET_TAP}_vlan"
GATEWAY=$(ip r | grep default | awk '{print $3}')
NETWORK=$(ip -o route | grep "${VM_NET_DEV}" | grep -v default | awk '{print $1}')
IP=$(ip address show dev "${VM_NET_DEV}" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)
[[ "${DEBUG}" == [Yy1]* ]] && set -x
# Create a macvlan network to allow for communication between the host and the VM guest
{ ip link add link "${VM_NET_DEV}" "${VM_NET_VLAN}" type macvlan mode bridge ; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: Cannot create macvlan interface. Please make sure the network type is 'macvlan' and not 'ipvlan',"
echo "ERROR: and that the NET_ADMIN capability has been added to the container config: --cap-add NET_ADMIN" && exit 15
fi
ip address add "${IP}" dev "${VM_NET_VLAN}"
ip link set dev "${VM_NET_VLAN}" up
ip route flush dev "${VM_NET_VLAN}"
ip route del "${NETWORK}" dev "${VM_NET_DEV}"
ip route add "${NETWORK}" dev "${VM_NET_VLAN}" metric 0
# Create a macvtap network for the VM guest
{ ip link add link "${VM_NET_DEV}" name "${VM_NET_TAP}" address "${VM_NET_MAC}" type macvtap mode bridge ; rc=$?; } || :
{ ip link add link "${VM_NET_DEV}" name "${VM_NET_TAP}" address "${VM_NET_MAC}" type macvtap mode bridge ; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: Capability NET_ADMIN has not been set most likely. Please add the "
echo "ERROR: following docker setting to your container: --cap-add NET_ADMIN" && exit 16
error "Cannot create macvtap interface. Please make sure the network type is 'macvlan' and not 'ipvlan',"
error "and that the NET_ADMIN capability has been added to the container config: --cap-add NET_ADMIN" && exit 16
fi
ip link set "${VM_NET_TAP}" up
{ set +x; } 2>/dev/null
TAP_NR=$(</sys/class/net/"${VM_NET_TAP}"/ifindex)
TAP_PATH="/dev/tap${TAP_NR}"
# Create dev file (there is no udev in container: need to be done manually)
IFS=: read -r MAJOR MINOR < <(cat /sys/devices/virtual/net/"${VM_NET_TAP}"/tap*/dev)
if (( MAJOR < 1)); then
echo "ERROR: Cannot find: sys/devices/virtual/net/${VM_NET_TAP}" && exit 18
fi
(( MAJOR < 1)) && error "Cannot find: sys/devices/virtual/net/${VM_NET_TAP}" && exit 18
[[ ! -e "${TAP_PATH}" ]] && [[ -e "/dev0/${TAP_PATH##*/}" ]] && ln -s "/dev0/${TAP_PATH##*/}" "${TAP_PATH}"
if [[ ! -e "${TAP_PATH}" ]]; then
{ mknod "${TAP_PATH}" c "$MAJOR" "$MINOR" ; rc=$?; } || :
(( rc != 0 )) && echo "ERROR: Cannot mknod: ${TAP_PATH} ($rc)" && exit 20
(( rc != 0 )) && error "Cannot mknod: ${TAP_PATH} ($rc)" && exit 20
fi
{ exec 30>>"$TAP_PATH"; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: Cannot create TAP interface ($rc). Please add the following docker settings to your "
echo "ERROR: container: --device-cgroup-rule='c ${MAJOR}:* rwm' --device=/dev/vhost-net" && exit 21
error "Cannot create TAP interface ($rc). Please add the following docker settings to your "
error "container: --device-cgroup-rule='c ${MAJOR}:* rwm' --device=/dev/vhost-net" && exit 21
fi
{ exec 40>>/dev/vhost-net; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: VHOST can not be found ($rc). Please add the following "
echo "ERROR: docker setting to your container: --device=/dev/vhost-net" && exit 22
error "VHOST can not be found ($rc). Please add the following "
error "docker setting to your container: --device=/dev/vhost-net" && exit 22
fi
NET_OPTS="-netdev tap,id=hostnet0,vhost=on,vhostfd=40,fd=30"
@ -92,15 +66,16 @@ configureDHCP() {
configureNAT () {
# Create a bridge with a static IP for the VM guest
VM_NET_IP='20.20.20.21'
[[ "${DEBUG}" == [Yy1]* ]] && set -x
# Create bridge with static IP for the VM guest
{ ip link add dev dockerbridge type bridge ; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: Capability NET_ADMIN has not been set most likely. Please add the "
echo "ERROR: following docker setting to your container: --cap-add NET_ADMIN" && exit 23
error "Capability NET_ADMIN has not been set most likely. Please add the "
error "following docker setting to your container: --cap-add NET_ADMIN" && exit 23
fi
ip address add ${VM_NET_IP%.*}.1/24 broadcast ${VM_NET_IP%.*}.255 dev dockerbridge
@ -128,7 +103,7 @@ configureNAT () {
if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
{ sysctl -w net.ipv4.ip_forward=1 ; rc=$?; } || :
if (( rc != 0 )); then
echo "ERROR: Please add the following docker setting to your container: --sysctl net.ipv4.ip_forward=1" && exit 24
error "Please add the following docker setting to your container: --sysctl net.ipv4.ip_forward=1" && exit 24
fi
fi
@ -178,6 +153,8 @@ configureNAT () {
$DNSMASQ ${DNSMASQ_OPTS:+ $DNSMASQ_OPTS}
{ set +x; } 2>/dev/null
[[ "${DEBUG}" == [Yy1]* ]] && echo
}
# ######################################
@ -191,7 +168,7 @@ if [ ! -c /dev/net/tun ]; then
chmod 666 /dev/net/tun
fi
[ ! -c /dev/net/tun ] && echo "ERROR: TUN network interface not available..." && exit 85
[ ! -c /dev/net/tun ] && error "TUN network interface not available..." && exit 85
# Create the necessary file structure for /dev/vhost-net
if [ ! -c /dev/vhost-net ]; then
@ -208,15 +185,15 @@ GATEWAY=$(ip r | grep default | awk '{print $3}')
if [[ "${DEBUG}" == [Yy1]* ]]; then
IP=$(ip address show dev "${VM_NET_DEV}" | grep inet | awk '/inet / { print $2 }' | cut -f1 -d/)
echo "INFO: Container IP is ${IP} with gateway ${GATEWAY}" && echo
info "Container IP is ${IP} with gateway ${GATEWAY}" && echo
fi
if [[ "${DHCP}" == [Yy1]* ]]; then
if [[ "$GATEWAY" == "172."* ]]; then
echo -n "ERROR: You cannot enable DHCP while the container is "
echo "in a bridge network, only on a macvlan network!" && exit 86
error "You cannot enable DHCP while the container is "
error "in a bridge network, only on a macvlan network!" && exit 86
fi
# Configuration for DHCP IP
@ -231,6 +208,4 @@ fi
NET_OPTS="${NET_OPTS} -device virtio-net-pci,romfile=,netdev=hostnet0,mac=${VM_NET_MAC},id=net0"
[[ "${DEBUG}" == [Yy1]* ]] && echo && echo "Finished network setup.." && echo
return 0

6
run/power.sh
View file

@ -26,7 +26,7 @@ _graceful_shutdown() {
[ ! -f "${_QEMU_PID}" ] && return
[ -f "${_QEMU_SHUTDOWN_COUNTER}" ] && return
echo && echo "Received $1 signal, shutting down..."
echo && info "Received $1 signal, shutting down..."
echo 0 > "${_QEMU_SHUTDOWN_COUNTER}"
# Send the shutdown (system_powerdown) command to the QMP monitor
@ -41,13 +41,13 @@ _graceful_shutdown() {
if echo 'info version'| nc -q 1 -w 1 localhost "${QEMU_MONPORT}" >/dev/null 2>&1 ; then
sleep 1
echo "Shutting down, waiting... ($(cat ${_QEMU_SHUTDOWN_COUNTER})/${QEMU_POWERDOWN_TIMEOUT})"
info "Shutting down, waiting... ($(cat ${_QEMU_SHUTDOWN_COUNTER})/${QEMU_POWERDOWN_TIMEOUT})"
fi
done
echo && echo "Quitting..."
echo && echo "❯ Quitting..."
echo 'quit' | nc -q 1 -w 1 localhost "${QEMU_MONPORT}" >/dev/null 2>&1 || true
return

17
run/run.sh
View file

@ -3,23 +3,26 @@ set -Eeuo pipefail
# Docker environment variables
: ${BOOT:=''} # URL of the ISO file
: ${BOOT:=''} # URL of the ISO file
: ${DEBUG:='N'} # Enable debug mode
: ${ALLOCATE:='Y'} # Preallocate diskspace
: ${CPU_CORES:='1'} # Amount of CPU cores
: ${DISK_SIZE:='16G'} # Initial data disk size
: ${RAM_SIZE:='512M'} # Maximum RAM amount
echo "Starting QEMU for Docker v${VERSION}..."
trap 'echo >&2 "Error status $? for: ${BASH_COMMAND} (line $LINENO/$BASH_LINENO)"' ERR
echo "❯ Starting QEMU for Docker v${VERSION}..."
[ ! -f "/run/run.sh" ] && echo "ERROR: Script must run inside Docker container!" && exit 11
[ "$(id -u)" -ne "0" ] && echo "ERROR: Script must be executed with root privileges." && exit 12
info () { echo -e "\E[1;34m❯ \E[1;36m$1\E[0m" ; }
error () { echo -e >&2 "\E[1;31m❯ ERROR: $1\E[0m" ; }
trap 'error "Status $? while: ${BASH_COMMAND} (line $LINENO/$BASH_LINENO)"' ERR
[ ! -f "/run/run.sh" ] && error "Script must run inside Docker container!" && exit 11
[ "$(id -u)" -ne "0" ] && error "Script must be executed with root privileges." && exit 12
STORAGE="/storage"
KERNEL=$(uname -r | cut -b 1)
[ ! -d "$STORAGE" ] && echo "ERROR: Storage folder (${STORAGE}) not found!" && exit 13
[ ! -d "$STORAGE" ] && error "Storage folder (${STORAGE}) not found!" && exit 13
if [ ! -f "$STORAGE/boot.img" ]; then
. /run/install.sh
@ -46,7 +49,7 @@ else
fi
if [ -n "${KVM_ERR}" ]; then
echo "ERROR: KVM acceleration not detected ${KVM_ERR}, please enable it."
error "KVM acceleration not detected ${KVM_ERR}, see the FAQ about this."
[[ "${DEBUG}" == [Yy1]* ]] && exit 88
else
KVM_OPTS=",accel=kvm -enable-kvm -cpu host"