code refined to be autonomous and triggered by cronjob, with effect handeling of usb external drives and usb ports
This commit is contained in:
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7abc6d7977
commit
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106
backup-server
Normal file → Executable file
106
backup-server
Normal file → Executable file
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@ -1,104 +1,114 @@
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#!/bin/bash
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# Log file
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LOG_FILE="./backup.log"
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# Function to log messages
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log_message() {
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echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a "$LOG_FILE"
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}
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# Check if the script is run with sudo
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if [ "$EUID" -ne 0 ]; then
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echo "Please run this script with sudo."
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log_message "Please run this script with sudo."
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exit 1
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fi
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# Check whether server VMs are in shutdown state if not..shutdown the VMs
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# Run enable-usb script to prepare USB
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log_message "Running enable-usb script..."
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./enable-usb
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# Check whether server VMs are in shutdown state, if not, shutdown the VMs
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log_message "Checking server states..."
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./check-server1
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./check-server2
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./check-server3
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# Define source directories using the explicit path to your home directory
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VM_DIR_MY_PLATFORMS="/home/arul/my_platforms/"
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VM_DIR_LDR_SERVER="/home/arul/ldr-server/"
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VM_DIR_FF_SERVER="/home/arul/FF-server/"
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NGINX_DIR="/etc/nginx/sites-available/"
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BACKUP_DRIVE="/mnt/my-drive/server-backup"
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DEVICE="/dev/sdb1" # Device name for the backup drive
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# Check if the backup drive is mounted; if not, attempt to mount it
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log_message "Checking if backup drive is mounted..."
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if ! mountpoint -q /mnt/my-drive; then
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echo "Backup drive is not mounted. Attempting to mount $DEVICE..."
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log_message "Backup drive is not mounted. Attempting to mount $DEVICE..."
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mount $DEVICE /mnt/my-drive
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if [ $? -ne 0 ]; then
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echo "Error: Failed to mount the drive. Please check the device path and try again."
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log_message "Error: Failed to mount the drive. Please check the device path and try again."
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exit 1
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fi
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echo "Backup drive mounted successfully."
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log_message "Backup drive mounted successfully."
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else
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log_message "Backup drive is already mounted."
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fi
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# Ensure the main backup directory exists, and create necessary subdirectories if they don't exist
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echo "Setting up backup directory structure..."
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mkdir -p "$BACKUP_DRIVE/my_platforms" "$BACKUP_DRIVE/ldr-server" "$BACKUP_DRIVE/home-server_nginx"
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log_message "Setting up backup directory structure..."
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mkdir -p "$BACKUP_DRIVE/my_platforms" "$BACKUP_DRIVE/ldr-server" "$BACKUP_DRIVE/FF-server" "$BACKUP_DRIVE/home-server_nginx"
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if [ $? -ne 0 ]; then
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echo "Error: Failed to create backup directories. Please check permissions and try again."
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log_message "Error: Failed to create backup directories. Please check permissions and try again."
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exit 1
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fi
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# Set permissions for the newly created backup directories
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chmod 700 "$BACKUP_DRIVE"
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chmod 755 "$BACKUP_DRIVE/my_platforms" "$BACKUP_DRIVE/ldr-server" "$BACKUP_DRIVE/home-server_nginx"
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echo "Backup directory structure set up with appropriate permissions."
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chmod 755 "$BACKUP_DRIVE/my_platforms" "$BACKUP_DRIVE/ldr-server" "$BACKUP_DRIVE/FF-server" "$BACKUP_DRVE/home-server_nginx"
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log_message "Backup directory structure set up with appropriate permissions."
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# Delete previous backups from the backup drive if they exist
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echo "Deleting previous backups..."
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rm -rf "$BACKUP_DRIVE/my_platforms/*" "$BACKUP_DRIVE/ldr-server/*" "$BACKUP_DRIVE/home-server_nginx/*"
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echo "Previous backups deleted."
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log_message "Deleting previous backups..."
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rm -rf "$BACKUP_DRIVE/my_platforms/*" "$BACKUP_DRIVE/ldr-server/*" "$BACKUP_DRIVE/FF-server/*" "$BACKUP_DRIVE/home-server_nginx/*"
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log_message "Previous backups deleted."
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# Copy VM files from my_platforms if the source directory exists
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if [ -d "$VM_DIR_MY_PLATFORMS" ]; then
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echo "Copying VM files from my_platforms..."
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log_message "Copying VM files from my_platforms..."
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cp -r "$VM_DIR_MY_PLATFORMS"/* "$BACKUP_DRIVE/my_platforms/"
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echo "Copy of my_platforms completed."
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log_message "Copy of my_platforms completed."
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else
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echo "Warning: $VM_DIR_MY_PLATFORMS does not exist. Skipping copy for my_platforms."
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log_message "Warning: $VM_DIR_MY_PLATFORMS does not exist. Skipping copy for my_platforms."
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fi
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# Copy VM files from ldr-server if the source directory exists
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if [ -d "$VM_DIR_LDR_SERVER" ]; then
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echo "Copying VM files from ldr-server..."
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log_message "Copying VM files from ldr-server..."
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cp -r "$VM_DIR_LDR_SERVER"/* "$BACKUP_DRIVE/ldr-server/"
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echo "Copy of ldr-server completed."
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log_message "Copy of ldr-server completed."
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else
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echo "Warning: $VM_DIR_LDR_SERVER does not exist. Skipping copy for ldr-server."
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log_message "Warning: $VM_DIR_LDR_SERVER does not exist. Skipping copy for ldr-server."
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fi
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# Copy VM files from FF-server if the source directory exists
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if [ -d "$VM_DIR_FF_SERVER" ]; then
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log_message "Copying VM files from FF-server..."
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cp -r "$VM_DIR_FF_SERVER"/* "$BACKUP_DRIVE/FF-server/"
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log_message "Copy of FF-server completed."
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else
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log_message "Warning: $VM_DIR_FF_SERVER does not exist. Skipping copy for FF-server."
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fi
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# Copy Nginx configuration files
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echo "Copying Nginx configuration files..."
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log_message "Copying Nginx configuration files..."
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cp -r "$NGINX_DIR"/* "$BACKUP_DRIVE/home-server_nginx/"
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echo "Copy of Nginx configuration completed."
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log_message "Copy of Nginx configuration completed."
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# Set permissions for Nginx configuration files
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#echo "Setting permissions for Nginx configuration files..."
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#chmod 644 "$BACKUP_DRIVE/home-server_nginx/"*
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#echo "Permissions set for Nginx files."
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# Set permissions for VM files if the directories exist
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#if [ -d "$BACKUP_DRIVE/my_platforms" ]; then
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# echo "Setting permissions for VM files in my_platforms..."
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# chmod 600 "$BACKUP_DRIVE/my_platforms/"*
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#fi
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#if [ -d "$BACKUP_DRIVE/ldr-server" ]; then
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# echo "Setting permissions for VM files in ldr-server..."
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# chmod 600 "$BACKUP_DRIVE/ldr-server/"*
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#fi
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# Remove executable permissions from copied files
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#echo "Removing executable permissions from copied files..."
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#chmod -x "$BACKUP_DRIVE/my_platforms/"* "$BACKUP_DRIVE/ldr-server/"* "$BACKUP_DRIVE/home-server_nginx/"*
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#echo "Executable permissions removed."
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echo "Latest version of Server VM Backup completed successfully!"
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# Final message
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log_message "Latest version of Server VM Backup completed successfully!"
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figlet "Done"
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echo "Unmounting the External backup drive"
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umount -l /mnt/my-drive
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# Unmount the external backup drive using the unmount-ssd script
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log_message "Unmounting the external backup drive..."
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./unmount-ssd
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# Reboot the system after the copy operation
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echo "Rebooting the system..."
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reboot
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# Run disable-usb script to disable USB
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log_message "Running disable-usb script..."
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./disable-usb
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#systemd service to initiate all servers with time intervals for smooth initiation
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log_message "Restarting all server VMs..."
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sudo systemctl restart start_vms.service
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41
backup.log
Normal file
41
backup.log
Normal file
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@ -0,0 +1,41 @@
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2025-04-03 15:53:31 - Running enable-usb script...
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2025-04-03 15:53:37 - Checking server states...
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2025-04-03 15:54:10 - Checking if backup drive is mounted...
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2025-04-03 15:54:10 - Backup drive is not mounted. Attempting to mount /dev/sdb1...
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2025-04-03 15:54:11 - Backup drive mounted successfully.
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2025-04-03 15:54:11 - Setting up backup directory structure...
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2025-04-03 15:54:11 - Backup directory structure set up with appropriate permissions.
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2025-04-03 15:54:11 - Deleting previous backups...
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2025-04-03 15:54:11 - Previous backups deleted.
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2025-04-03 15:54:11 - Copying VM files from my_platforms...
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2025-04-03 16:42:15 - Copy of my_platforms completed.
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2025-04-03 16:42:15 - Copying VM files from ldr-server...
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2025-04-03 17:06:47 - Copy of ldr-server completed.
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2025-04-03 17:06:47 - Copying VM files from FF-server...
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2025-04-03 17:09:11 - Copy of FF-server completed.
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2025-04-03 17:09:11 - Copying Nginx configuration files...
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2025-04-03 17:09:11 - Copy of Nginx configuration completed.
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2025-04-03 17:09:11 - Latest version of Server VM Backup completed successfully!
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2025-04-03 17:09:11 - Unmounting the external backup drive...
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2025-04-03 17:09:25 - Running disable-usb script...
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2025-04-03 17:48:42 - Running enable-usb script...
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2025-04-04 01:45:50 - Running enable-usb script...
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2025-04-04 01:45:56 - Checking server states...
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2025-04-04 01:46:56 - Checking if backup drive is mounted...
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2025-04-04 01:46:56 - Backup drive is not mounted. Attempting to mount /dev/sdb1...
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2025-04-04 01:46:56 - Backup drive mounted successfully.
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2025-04-04 01:46:56 - Setting up backup directory structure...
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2025-04-04 01:46:56 - Backup directory structure set up with appropriate permissions.
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2025-04-04 01:46:56 - Deleting previous backups...
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2025-04-04 01:46:56 - Previous backups deleted.
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2025-04-04 01:46:56 - Copying VM files from my_platforms...
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2025-04-04 02:35:13 - Copy of my_platforms completed.
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2025-04-04 02:35:13 - Copying VM files from ldr-server...
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2025-04-04 02:59:44 - Copy of ldr-server completed.
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2025-04-04 02:59:44 - Copying VM files from FF-server...
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2025-04-04 03:02:11 - Copy of FF-server completed.
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2025-04-04 03:02:11 - Copying Nginx configuration files...
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2025-04-04 03:02:11 - Copy of Nginx configuration completed.
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2025-04-04 03:02:11 - Latest version of Server VM Backup completed successfully!
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2025-04-04 03:02:11 - Unmounting the external backup drive...
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2025-04-04 03:02:21 - Running disable-usb script...
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41
check-server3
Executable file
41
check-server3
Executable file
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@ -0,0 +1,41 @@
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#!/bin/bash
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# Define server IP, port, and SSH key path for FF-server
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SERVER_IP="192.168.29.251"
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SERVER_PORT="2224"
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SERVER_NAME="FF-server VM"
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SSH_KEY_PATH="/home/arul/.ssh/id_ed25519" # Add your SSH key path here
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echo "[-] Shutting down $SERVER_NAME"
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ssh -i "$SSH_KEY_PATH" -o StrictHostKeyChecking=no -p "$SERVER_PORT" root@"$SERVER_IP" "poweroff"
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# Wait for 10 seconds to give the server time to power off
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echo "[*] Waiting for the server to shut down..."
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sleep 10
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# Check if the server is off by attempting to SSH and expecting failure
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echo "[*] Verifying server shutdown..."
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SERVER_OFF=false
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MAX_RETRIES=5
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for i in $(seq 1 "$MAX_RETRIES"); do
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# Try to SSH into the server
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ssh -i "$SSH_KEY_PATH" -o StrictHostKeyChecking=no -p "$SERVER_PORT" -o ConnectTimeout=5 root@"$SERVER_IP" "exit" 2>/dev/null
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# Check if the SSH command failed, indicating the server is off
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if [ $? -ne 0 ]; then
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echo "[+] $SERVER_NAME is powered off."
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SERVER_OFF=true
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break
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else
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echo "[*] Server is still shutting down. Checking again in 5 seconds..."
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sleep 5
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fi
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done
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# Final check to ensure no warning message if the server is off
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if [ "$SERVER_OFF" = false ]; then
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echo "[!] Warning: $SERVER_NAME did not shut down as expected."
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else
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echo "[+] Proceeding with the rest of the script."
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fi
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17
debug-usb
Executable file
17
debug-usb
Executable file
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@ -0,0 +1,17 @@
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#!/bin/bash
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echo "🔄 Debugging USB issue..."
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# Check who is using the usb_storage module
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echo "⚡ Checking what is holding usb_storage..."
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sudo lsmod | grep usb_storage
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sudo lsof | grep usb-storage
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sudo fuser -v /dev/sd*
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echo "🔄 Checking USB devices..."
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lsusb
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echo "🔄 Checking kernel logs for USB errors..."
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dmesg | tail -30
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22
disable-usb
Executable file
22
disable-usb
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#!/bin/bash
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USB_DEV="3-2"
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MOUNT_POINT="/mnt/my-drive"
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# Check if SSD is mounted before unmounting
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if mountpoint -q "$MOUNT_POINT"; then
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sync
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umount "$MOUNT_POINT"
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echo "✅ Unmounted $MOUNT_POINT"
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else
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echo "⚠ No drive mounted at $MOUNT_POINT"
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fi
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# Check if USB device exists before trying to disable it
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if [[ -e /sys/bus/usb/devices/$USB_DEV ]]; then
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echo 1 | sudo tee /sys/bus/usb/devices/$USB_DEV/remove
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echo "✅ USB device $USB_DEV disabled"
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else
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echo "⚠ USB device $USB_DEV is already removed"
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fi
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enable-usb
Executable file
33
enable-usb
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#!/bin/bash
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echo "🔄 Resetting USB system..."
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# Step 1: Unmount the drive if it's mounted
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MOUNT_POINT="/mnt/my-drive"
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if mountpoint -q "$MOUNT_POINT"; then
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echo "⚡ Unmounting $MOUNT_POINT..."
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sudo umount "$MOUNT_POINT"
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else
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echo "⚠ No drive mounted at $MOUNT_POINT"
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fi
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# Step 2: Unload USB storage module
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echo "⚡ Unloading usb_storage module..."
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sudo rmmod usb_storage 2>/dev/null || sudo modprobe -r usb_storage
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sleep 2
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# Step 3: Reset the USB controller
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echo "🔄 Unbinding USB controller..."
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echo -n "0000:00:14.0" | sudo tee /sys/bus/pci/drivers/xhci_hcd/unbind
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sleep 2
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echo "🔄 Binding USB controller..."
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echo -n "0000:00:14.0" | sudo tee /sys/bus/pci/drivers/xhci_hcd/bind
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sleep 2
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# Step 4: Reload USB storage module
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echo "⚡ Reloading usb_storage module..."
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sudo modprobe usb_storage
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echo "✅ USB reset complete! Run 'lsusb' to verify."
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21
peek-backup
Executable file
21
peek-backup
Executable file
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#!/bin/bash
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MOUNT_POINT="/mnt/my-drive"
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DEVICE="/dev/sdb1" # Updated to the correct partition
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echo "🔄 Checking if $DEVICE is already mounted..."
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if mountpoint -q "$MOUNT_POINT"; then
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echo "⚠ Already mounted at $MOUNT_POINT. Unmounting..."
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sudo umount "$MOUNT_POINT" || { echo "❌ Failed to unmount. Exiting."; exit 1; }
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fi
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echo "⚡ Mounting $DEVICE to $MOUNT_POINT..."
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sudo mkdir -p "$MOUNT_POINT"
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sudo mount "$DEVICE" "$MOUNT_POINT" && echo "✅ Mounted successfully!" || { echo "❌ Failed to mount."; exit 1; }
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echo "📂 Scanning disk usage with ncdu..."
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ncdu "$MOUNT_POINT"
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echo "🗂 Opening Ranger..."
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ranger "$MOUNT_POINT"
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18
unmount-ssd
Executable file
18
unmount-ssd
Executable file
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#!/bin/bash
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MOUNT_POINT="/mnt/my-drive"
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echo "🔄 Checking if $MOUNT_POINT is mounted..."
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if mountpoint -q "$MOUNT_POINT"; then
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echo "⚡ Unmounting $MOUNT_POINT..."
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sudo umount "$MOUNT_POINT" && echo "✅ Unmounted successfully!" || { echo "❌ Failed to unmount."; exit 1; }
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else
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echo "⚠ No drive mounted at $MOUNT_POINT"
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exit 0
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fi
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# Display cool ASCII art
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echo "🚀 Drive Unmounted!"
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figlet "USB Ejected!"
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