#!/bin/bash

# Create parent directory if it does not exist
mkdir -p /etc/cronscripts/change_pve_task_history_size

# Path to the target script
TARGET="/etc/cronscripts/change_pve_task_history_size/update_pve_max_task_history_size.sh"

# Write the script contents
cat << 'EOF' > "$TARGET"
#!/bin/bash

# /etc/cronscripts/change_pve_task_history_size/update_pve_max_task_history_size.sh

# Path to the RESTEnvironment.pm file
FILE="/usr/share/perl5/PVE/RESTEnvironment.pm"

# Search and replacement strings
SEARCH="my \$maxsize = 50000; # about 1000 entries"
REPLACE="my \$maxsize = 1000000; # about 20000 entries, around 1 year task history"

# Check if the file exists
if [[ -f "$FILE" ]]; then
    # Check if the target string exists in the file
    if grep -qF "$SEARCH" "$FILE"; then
        logger -t change_pve_task_history_size "String found in $FILE. Replacing '$SEARCH' with '$REPLACE'."
       
        # Create a backup of the file
        BACKUP_FILE="$FILE.$(date +%Y%m%d_%H%M%S)"
        cp "$FILE" "$BACKUP_FILE"
        logger -t change_pve_task_history_size "Backup created: $BACKUP_FILE"
       
        # Replace the target string in the file
        sed -i "s|$SEARCH|$REPLACE|" "$FILE"
        logger -t change_pve_task_history_size "String replaced successfully in $FILE."
       
        # Restart Proxmox services
        systemctl restart pvedaemon.service pveproxy.service
        logger -t change_pve_task_history_size "Services restarted."
    else
        logger -t change_pve_task_history_size "Search string not found in $FILE. No changes made."
    fi
else
    logger -t change_pve_task_history_size "File $FILE does not exist!"
fi
EOF

# Make script executable
chmod +x "$TARGET"

echo "Script created at $TARGET"