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# itenv_tools
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## Download and Execute git_checkout.sh
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```bash
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# Download and execute in one command
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apt update -y && apt install curl -y
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curl -s https://git.threefold.info/ourworld_web2/itenv_tools/raw/branch/main/tools/git_checkout.sh | bash
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```
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246
tools/erase.sh
Executable file
246
tools/erase.sh
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#!/bin/bash -e
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# erase.sh - Disk Erasure Script
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# WARNING: This script will PERMANENTLY DESTROY ALL DATA on selected disks!
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# Use with extreme caution and only on systems you intend to completely wipe.
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set -euo pipefail # Exit on error, undefined vars, pipe failures
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IFS=$'\n\t' # Secure Internal Field Separator
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# Jump to script directory
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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# Colors for output
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RED='\033[0;31m'
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YELLOW='\033[1;33m'
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GREEN='\033[0;32m'
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NC='\033[0m' # No Color
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# Logging function
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log() {
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echo -e "${GREEN}[$(date +'%Y-%m-%d %H:%M:%S')]${NC} $1"
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}
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warn() {
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echo -e "${YELLOW}[WARNING]${NC} $1"
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}
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error() {
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echo -e "${RED}[ERROR]${NC} $1" >&2
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}
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# Check if running as root
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check_root() {
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if [[ $EUID -ne 0 ]]; then
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error "This script must be run as root (use sudo)"
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exit 1
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fi
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}
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# List all SSD disks
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list_ssd_disks() {
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log "Scanning for SSD disks..."
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# Get all block devices that are disks (not partitions)
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local disks=()
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# Use lsblk to find disks and check if they're SSDs
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while IFS= read -r line; do
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local device=$(echo "$line" | awk '{print $1}')
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local type=$(echo "$line" | awk '{print $2}')
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# Only process actual disks (not partitions)
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if [[ "$type" == "disk" ]]; then
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# Check if it's an SSD by looking at rotational status
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local rotational_file="/sys/block/${device}/queue/rotational"
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if [[ -f "$rotational_file" ]]; then
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local rotational=$(cat "$rotational_file" 2>/dev/null || echo "1")
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if [[ "$rotational" == "0" ]]; then
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disks+=("/dev/$device")
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fi
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fi
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fi
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done < <(lsblk -dn -o NAME,TYPE 2>/dev/null)
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if [[ ${#disks[@]} -eq 0 ]]; then
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warn "No SSD disks found on this system"
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return 1
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fi
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echo
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log "Found SSD disks:"
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for i in "${!disks[@]}"; do
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local disk="${disks[$i]}"
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local size=$(lsblk -dn -o SIZE "$disk" 2>/dev/null || echo "Unknown")
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local model=$(lsblk -dn -o MODEL "$disk" 2>/dev/null || echo "Unknown")
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printf "%2d) %-12s %-10s %s\n" $((i+1)) "$disk" "$size" "$model"
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done
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echo
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# Store disks in global array for use by erase function
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AVAILABLE_DISKS=("${disks[@]}")
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}
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# Function to erase a single disk
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erase_disk() {
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local disk="$1"
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if [[ ! -b "$disk" ]]; then
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error "Device $disk is not a valid block device"
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return 1
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fi
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log "Starting erasure of $disk..."
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# Unmount any mounted partitions on this disk
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log "Unmounting any mounted partitions on $disk..."
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for partition in $(lsblk -ln -o NAME "$disk" | tail -n +2); do
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local part_path="/dev/$partition"
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if mountpoint -q "$part_path" 2>/dev/null; then
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log "Unmounting $part_path"
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umount "$part_path" 2>/dev/null || warn "Failed to unmount $part_path"
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fi
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done
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# Get disk size for progress indication
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local disk_size_bytes=$(blockdev --getsize64 "$disk" 2>/dev/null || echo "0")
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local disk_size_gb=$((disk_size_bytes / 1024 / 1024 / 1024))
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log "Disk size: ${disk_size_gb}GB"
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log "Erasing first 1GB of $disk (this will destroy the partition table and filesystem headers)..."
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# Use dd to zero out the first 1GB of the disk
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# This is usually sufficient to make data unrecoverable for most purposes
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if dd if=/dev/zero of="$disk" bs=1M count=1024 status=progress 2>/dev/null; then
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log "Successfully erased first 1GB of $disk"
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# Also erase the last 1MB (where backup partition tables might be)
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log "Erasing backup partition table area at end of disk..."
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local last_mb_seek=$((disk_size_bytes / 1024 / 1024 - 1))
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if [[ $last_mb_seek -gt 0 ]]; then
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dd if=/dev/zero of="$disk" bs=1M count=1 seek="$last_mb_seek" 2>/dev/null || warn "Failed to erase end of disk"
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fi
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# Force kernel to re-read partition table
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partprobe "$disk" 2>/dev/null || true
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log "Disk $disk has been successfully erased"
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else
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error "Failed to erase $disk"
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return 1
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fi
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}
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# Function to erase all detected SSD disks
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erase_all_disks() {
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if [[ ${#AVAILABLE_DISKS[@]} -eq 0 ]]; then
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error "No disks available for erasure"
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return 1
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fi
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echo
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error "WARNING: This will PERMANENTLY DESTROY ALL DATA on the following disks:"
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for disk in "${AVAILABLE_DISKS[@]}"; do
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echo " - $disk"
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done
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echo
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# Multiple confirmations for safety
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warn "This action is IRREVERSIBLE and will make data recovery extremely difficult!"
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echo
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read -p "Type 'Y' to continue: " confirm1
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if [[ "$confirm1" != "Y" ]]; then
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log "Operation cancelled by user"
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return 0
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fi
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log "Starting disk erasure process..."
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local success_count=0
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local total_count=${#AVAILABLE_DISKS[@]}
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for disk in "${AVAILABLE_DISKS[@]}"; do
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echo
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log "Processing disk $disk..."
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if erase_disk "$disk"; then
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((success_count++))
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else
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error "Failed to erase $disk"
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fi
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done
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echo
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log "Erasure complete: $success_count/$total_count disks processed successfully"
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if [[ $success_count -eq $total_count ]]; then
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log "All disks have been successfully erased"
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else
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warn "Some disks failed to erase completely"
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fi
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}
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# Main function
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main() {
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log "Disk Erasure Script Starting..."
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log "Current directory: $(pwd)"
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# Safety checks
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check_root
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# List available SSD disks
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if ! list_ssd_disks; then
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exit 1
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fi
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# Interactive menu
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while true; do
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echo
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echo "Options:"
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echo "1) Erase ALL detected SSD disks"
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echo "2) Erase specific disk"
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echo "3) Refresh disk list"
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echo "4) Exit"
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echo
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read -p "Select option [1-4]: " choice
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case $choice in
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1)
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erase_all_disks
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;;
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2)
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echo
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read -p "Enter disk number to erase [1-${#AVAILABLE_DISKS[@]}]: " disk_num
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if [[ "$disk_num" =~ ^[0-9]+$ ]] && [[ $disk_num -ge 1 ]] && [[ $disk_num -le ${#AVAILABLE_DISKS[@]} ]]; then
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local selected_disk="${AVAILABLE_DISKS[$((disk_num-1))]}"
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echo
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error "WARNING: This will PERMANENTLY DESTROY ALL DATA on $selected_disk"
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read -p "Type 'ERASE' to confirm: " confirm
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if [[ "$confirm" == "ERASE" ]]; then
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erase_disk "$selected_disk"
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else
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log "Operation cancelled"
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fi
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else
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error "Invalid disk number"
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fi
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;;
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3)
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list_ssd_disks
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;;
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4)
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log "Exiting..."
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exit 0
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;;
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*)
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error "Invalid option"
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;;
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esac
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done
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}
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# Global array to store available disks
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declare -a AVAILABLE_DISKS
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# Run main function
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main "$@"
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66
tools/git_checkout.sh
Executable file
66
tools/git_checkout.sh
Executable file
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#!/bin/bash
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# checkout.sh - Git repository checkout/update script
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# Clones or updates the itenv_web2 repository
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set -euo pipefail # Exit on error, undefined vars, pipe failures
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# Jump to script directory
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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# Check if there is a key loaded in ssh-agent
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echo "Checking SSH agent for loaded keys..."
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if ! ssh-add -l >/dev/null 2>&1; then
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echo "Error: No SSH keys are loaded in ssh-agent"
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echo "Please run 'ssh-add /path/to/your/private/key' first"
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exit 1
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fi
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echo "SSH key found in agent"
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# Check if git user.name and user.email are configured
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echo "Checking Git configuration..."
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git_name=$(git config --global user.name 2>/dev/null || echo "")
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git_email=$(git config --global user.email 2>/dev/null || echo "")
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if [[ -z "$git_name" ]]; then
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echo "Git user.name is not configured."
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read -p "Please enter your name: " input_name
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if [[ -n "$input_name" ]]; then
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git config --global user.name "$input_name"
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echo "Set user.name to: $input_name"
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else
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echo "Error: Name cannot be empty"
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exit 1
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fi
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fi
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if [[ -z "$git_email" ]]; then
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echo "Git user.email is not configured."
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read -p "Please enter your email: " input_email
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if [[ -n "$input_email" ]]; then
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git config --global user.email "$input_email"
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echo "Set user.email to: $input_email"
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else
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echo "Error: Email cannot be empty"
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exit 1
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fi
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fi
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echo "Git configuration verified"
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# Create code directory if it doesn't exist
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mkdir -p /root/code
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cd /root/code
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# Check if itenv_web2 directory exists
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if [[ -d "itenv_web2" ]]; then
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echo "Directory itenv_web2 exists, pulling latest changes..."
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cd itenv_web2
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git pull
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else
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echo "Directory itenv_web2 does not exist, cloning repository..."
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git clone git@git.threefold.info:ourworld_web/itenv_web2.git
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fi
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echo "Checkout/update completed successfully!"
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14
tools/git_push.sh
Executable file
14
tools/git_push.sh
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#!/bin/bash
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# checkout.sh - Git repository checkout/update script
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# Clones or updates the itenv_web2 repository
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set -euo pipefail # Exit on error, undefined vars, pipe failures
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# Jump to script directory
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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cd ..
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git add . -A && git commit -m "init" && git push
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