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ressource check for alpine

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CanbiZ 2025-04-03 10:01:52 +02:00
parent c6d4597dca
commit f731b57f35
2 changed files with 47 additions and 17 deletions
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3
ct/alpine.sh
View File

@ -20,6 +20,9 @@ color
catch_errors catch_errors
function update_script() { function update_script() {
header_info
check_container_storage
check_container_resources
UPD=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "SUPPORT" --radiolist --cancel-button Exit-Script "Spacebar = Select" 11 58 1 \ UPD=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "SUPPORT" --radiolist --cancel-button Exit-Script "Spacebar = Select" 11 58 1 \
"1" "Check for Alpine Updates" ON \ "1" "Check for Alpine Updates" ON \
3>&1 1>&2 2>&3) 3>&1 1>&2 2>&3)

61
misc/build.func
View File

@ -2193,41 +2193,68 @@ install_script() {
} }
check_container_resources() { check_container_resources() {
# Check actual RAM & Cores # Determine current RAM in MB (Debian uses free, Alpine reads from /proc/meminfo)
current_ram=$(free -m | awk 'NR==2{print $2}') if command -v free >/dev/null 2>&1; then
current_cpu=$(nproc) current_ram=$(free -m | awk '/^Mem:/{print $2}')
elif [ -f /proc/meminfo ]; then
current_ram=$(awk '/MemTotal/{printf "%.0f", $2 / 1024}' /proc/meminfo)
else
echo "${CROSS}${HOLD} Unable to determine RAM on this system.${CL}"
exit 1
fi
# Check whether the current RAM is less than the required RAM or the CPU cores are less than required # Determine number of CPU cores (POSIX-safe)
if [[ "$current_ram" -lt "$var_ram" ]] || [[ "$current_cpu" -lt "$var_cpu" ]]; then if command -v nproc >/dev/null 2>&1; then
current_cpu=$(nproc)
else
current_cpu=$(grep -c ^processor /proc/cpuinfo)
fi
# Check if RAM or CPU is below requirement
if [ "$current_ram" -lt "$var_ram" ] || [ "$current_cpu" -lt "$var_cpu" ]; then
echo -e "\n${INFO}${HOLD} ${GN}Required: ${var_cpu} CPU, ${var_ram}MB RAM ${CL}| ${RD}Current: ${current_cpu} CPU, ${current_ram}MB RAM${CL}" echo -e "\n${INFO}${HOLD} ${GN}Required: ${var_cpu} CPU, ${var_ram}MB RAM ${CL}| ${RD}Current: ${current_cpu} CPU, ${current_ram}MB RAM${CL}"
echo -e "${YWB}Please ensure that the ${APP} LXC is configured with at least ${var_cpu} vCPU and ${var_ram} MB RAM for the build process.${CL}\n" echo -e "${YWB}Please ensure that the ${APP} LXC is configured with at least ${var_cpu} vCPU and ${var_ram} MB RAM for the build process.${CL}\n"
echo -ne "${INFO}${HOLD} May cause data loss! ${INFO} Continue update with under-provisioned LXC? <yes/No> " echo -ne "${INFO}${HOLD} May cause data loss! ${INFO} Continue update with under-provisioned LXC? <yes/No> "
read -r prompt read -r prompt
# Check if the input is 'yes', otherwise exit with status 1
if [[ ! ${prompt,,} =~ ^(yes)$ ]]; then case "$(printf "%s" "$prompt" | tr '[:upper:]' '[:lower:]')" in
yes) ;;
*)
echo -e "${CROSS}${HOLD} ${YWB}Exiting based on user input.${CL}" echo -e "${CROSS}${HOLD} ${YWB}Exiting based on user input.${CL}"
exit 1 exit 1
fi ;;
esac
else else
echo -e "" echo -e ""
fi fi
} }
check_container_storage() { check_container_storage() {
# Check if the /boot partition is more than 80% full # Check if /boot is mounted and retrieve total and used blocks
total_size=$(df /boot --output=size | tail -n 1) if df /boot >/dev/null 2>&1; then
local used_size=$(df /boot --output=used | tail -n 1) total_size=$(df /boot | awk 'NR==2 {print $2}')
used_size=$(df /boot | awk 'NR==2 {print $3}')
else
echo -e "${CROSS}${HOLD} ${RD}/boot partition not found or cannot be checked.${CL}"
exit 1
fi
# Fallback in case of invalid data
if [ -z "$total_size" ] || [ -z "$used_size" ]; then
echo -e "${CROSS}${HOLD} ${RD}Unable to determine storage usage.${CL}"
exit 1
fi
# Calculate disk usage percentage (integer)
usage=$((100 * used_size / total_size)) usage=$((100 * used_size / total_size))
if ((usage > 80)); then if [ "$usage" -gt 80 ]; then
# Prompt the user for confirmation to continue echo -e "${INFO}${HOLD} ${YWB}Warning: /boot storage is critically low (${usage}%).${CL}"
echo -e "${INFO}${HOLD} ${YWB}Warning: Storage is dangerously low (${usage}%).${CL}"
echo -ne "Continue anyway? <y/N> " echo -ne "Continue anyway? <y/N> "
read -r prompt read -r prompt
# Check if the input is 'y' or 'yes', otherwise exit with status 1 case "$(printf "%s" "$prompt" | tr '[:upper:]' '[:lower:]')" in
if [[ ! ${prompt,,} =~ ^(y|yes)$ ]]; then y | yes) ;;
*)
echo -e "${CROSS}${HOLD}${YWB}Exiting based on user input.${CL}" echo -e "${CROSS}${HOLD}${YWB}Exiting based on user input.${CL}"
exit 1 exit 1
fi ;;
esac
fi fi
} }