153 lines
3.9 KiB
Bash
153 lines
3.9 KiB
Bash
#!/usr/bin/env bash
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#
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# This bash script installs a modification to the Proxmox Virtual Environment (PVE) web user interface (UI) which deactivates the subscription nag screen.
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#
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################### Configuration #############
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# This script's working directory
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SCRIPT_CWD="$(dirname "$(readlink -f "$0")")"
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# Files backup location
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BACKUP_DIR="$SCRIPT_CWD/backup"
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# File paths
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proxmoxlibjs="/usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js"
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proxmoxlibminjs="/usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.min.js"
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###############################################
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# Helper functions
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function msg {
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echo -e "\e[0m$1\e[0m"
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}
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#echo message in bold
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function msgb {
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echo -e "\e[1m$1\e[0m"
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}
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function warn {
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echo -e "\e[0;33m[warning] $1\e[0m"
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}
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function err {
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echo -e "\e[0;31m[error] $1\e[0m"
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exit 1
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}
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# End of helper functions
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# Function to display usage information
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function usage {
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msgb "\nUsage:\n$0 [install | uninstall]\n"
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exit 1
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}
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function restart_proxy {
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# Restart pveproxy
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msg "\nRestarting PVE proxy..."
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systemctl restart pveproxy
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}
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function install_mod {
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msg "\nPreparing mod installation..."
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local timestamp=$(date '+%Y-%m-%d_%H-%M-%S')
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local restart=false
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if (! grep -q "// disable subscription nag screen" "$proxmoxlibjs"); then
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if [ -f "$proxmoxlibjs" ]; then
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mkdir -p "$BACKUP_DIR" || err "Error creating backup directory."
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# Create backup of original file
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msg "Saving current version of \"$proxmoxlibjs\" to \"$BACKUP_DIR/proxmoxlib.js.$timestamp\"."
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cp -P "$proxmoxlibjs" "$BACKUP_DIR/proxmoxlib.js.$timestamp" || err "Error creating backup."
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msg "Deactivating the nag screen..."
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sed -i "/Ext.define('Proxmox.Utils',/ {
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:a;
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/checked_command:\s*function\s*(orig_cmd)\s*{/!{N;ba;}
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a\
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\\
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// disable subscription nag screen\n\
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orig_cmd();\n\
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return;
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}" "$proxmoxlibjs"
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fi
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restart=true
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else
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warn "Nag screen already deactivated."
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fi
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if [ ! -h "$proxmoxlibminjs" ]; then
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msg "Disabling minified front-end library file..."
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(mv "$proxmoxlibminjs" "$BACKUP_DIR/proxmoxlib.min.js.$timestamp" &&
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ln -s "$proxmoxlibjs" "$proxmoxlibminjs") || err "Error disabling minified front-end library file."
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restart=true
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else
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warn "Minified front-end library file already disabled."
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fi
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if [ $restart = true ]; then
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restart_proxy
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fi
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}
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function uninstall_mod {
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msg "\nRestoring modified files..."
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local restart=false
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# Find the latest backup file of proxmoxlib.js
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local latest_proxmoxlibjs=$(find "$BACKUP_DIR" -name "proxmoxlib.js.*" -type f -printf '%T+ %p\n' 2>/dev/null | sort -r | head -n 1 | awk '{print $2}')
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if [ -z "$latest_proxmoxlibjs" ]; then
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warn "No proxmoxlib.js backup files found."
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else
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# Remove the latest proxmoxlib.js file
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msg "Restoring \"$proxmoxlibjs\" from the latest backup file."
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cp "$latest_proxmoxlibjs" "$proxmoxlibjs"
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restart=true
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fi
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local latest_proxmoxlibminjs=$(find "$BACKUP_DIR" -name "proxmoxlib.min.js.*" -type f -printf '%T+ %p\n' 2>/dev/null | sort -r | head -n 1 | awk '{print $2}')
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if [ -z "$latest_proxmoxlibminjs" ]; then
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warn "No proxmoxlib.min.js backup files found."
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else
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# Remove the latest proxmoxlib.min.js file
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msg "Restoring \"$proxmoxlibminjs\" from the latest backup file."
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rm "$proxmoxlibminjs" && cp "$latest_proxmoxlibminjs" "$proxmoxlibminjs"
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restart=true
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fi
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if [ $restart = true ]; then
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restart_proxy
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fi
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}
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# Process the arguments using a while loop and a case statement
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executed=0
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while [[ $# -gt 0 ]]; do
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case "$1" in
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install)
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executed=$(($executed + 1))
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msgb "\nInstalling the Proxmox VE nag screen mod..."
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install_mod
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echo # add a new line
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;;
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uninstall)
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executed=$(($executed + 1))
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msgb "\nUninstalling the Proxmox VE nag screen mod..."
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uninstall_mod
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echo # add a new line
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;;
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esac
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shift
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done
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# If no arguments were provided or all arguments have been processed, print the usage message
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if [[ $executed -eq 0 ]]; then
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usage
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fi
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