pve-tool: execute.sh by @jeroenzwart (#7708)

frontend/public/json/execute.json

@@ -0,0 +1,48 @@
+{
+  "name": "PVE LXC Execute Command",
+  "slug": "lxc-execute",
+  "categories": [
+    1
+  ],
+  "date_created": "2025-09-18",
+  "type": "pve",
+  "updateable": false,
+  "privileged": false,
+  "interface_port": null,
+  "documentation": null,
+  "website": null,
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/proxmox.webp",
+  "config_path": "",
+  "description": "This script allows administrators to execute a custom command inside one or multiple LXC containers on a Proxmox VE node. Containers can be selectively excluded via an interactive checklist. If a container is stopped, the script will automatically start it, run the command, and then shut it down again. Only Debian and Ubuntu based containers are supported.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "tools/pve/execute.sh",
+      "resources": {
+        "cpu": null,
+        "ram": null,
+        "hdd": null,
+        "os": null,
+        "version": null
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": null,
+    "password": null
+  },
+  "notes": [
+    {
+      "text": "Execute within the Proxmox shell.",
+      "type": "info"
+    },
+    {
+      "text": "Non-Debian/Ubuntu containers will be skipped automatically.",
+      "type": "info"
+    },
+    {
+      "text": "Stopped containers will be started temporarily to run the command, then shut down again.",
+      "type": "warning"
+    }
+  ]
+}

tools/pve/execute.sh

@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: jeroenzwart
+# License: MIT
+# https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+
+function header_info() {
+  clear
+  cat <<"EOF"
+     ______                     __          __   _  ________
+   / ____/  _____  _______  __/ /____     / /  | |/ / ____/
+  / __/ | |/_/ _ \/ ___/ / / / __/ _ \   / /   |   / /     
+ / /____>  </  __/ /__/ /_/ / /_/  __/  / /___/   / /___   
+/_____/_/|_|\___/\___/\__,_/\__/\___/  /_____/_/|_\____/   
+                                                           
+EOF
+}
+set -eEuo pipefail
+BL=$(echo "\033[36m")
+RD=$(echo "\033[01;31m")
+CM='\xE2\x9C\x94\033'
+GN=$(echo "\033[1;92m")
+CL=$(echo "\033[m")
+header_info
+echo "Loading..."
+whiptail --backtitle "Proxmox VE Helper Scripts" --title "Proxmox VE LXC Execute" --yesno "This will execute a command inside selected LXC Containers. Proceed?" 10 58
+NODE=$(hostname)
+EXCLUDE_MENU=()
+MSG_MAX_LENGTH=0
+while read -r TAG ITEM; do
+  OFFSET=2
+  ((${#ITEM} + OFFSET > MSG_MAX_LENGTH)) && MSG_MAX_LENGTH=${#ITEM}+OFFSET
+  EXCLUDE_MENU+=("$TAG" "$ITEM " "OFF")
+done < <(pct list | awk 'NR>1')
+excluded_containers=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "Containers on $NODE" --checklist "\nSelect containers to skip from executing:\n" \
+  16 $((MSG_MAX_LENGTH + 23)) 6 "${EXCLUDE_MENU[@]}" 3>&1 1>&2 2>&3 | tr -d '"')
+
+if [ $? -ne 0 ]; then
+  exit
+fi
+
+
+read -r -p "Enter here command for inside the containers: " custom_command
+
+header_info
+echo "One moment please...\n"
+
+function execute_in() {
+  container=$1
+  name=$(pct exec "$container" hostname)
+  echo -e "${BL}[Info]${GN} Execute inside${BL} ${name}${GN} with output: ${CL}"
+  pct exec "$container" -- bash -c "${custom_command}" | tee
+}
+
+for container in $(pct list | awk '{if(NR>1) print $1}'); do
+  if [[ " ${excluded_containers[@]} " =~ " $container " ]]; then
+    echo -e "${BL}[Info]${GN} Skipping ${BL}$container${CL}"
+  else
+    os=$(pct config "$container" | awk '/^ostype/ {print $2}')
+    if [ "$os" != "debian" ] && [ "$os" != "ubuntu" ]; then
+      echo -e "${BL}[Info]${GN} Skipping ${name} ${RD}$container is not Debian or Ubuntu ${CL}"
+      continue
+    fi
+
+    status=$(pct status "$container")
+    template=$(pct config "$container" | grep -q "template:" && echo "true" || echo "false")
+    if [ "$template" == "false" ] && [ "$status" == "status: stopped" ]; then
+      echo -e "${BL}[Info]${GN} Starting${BL} $container ${CL}"
+      pct start "$container"
+      echo -e "${BL}[Info]${GN} Waiting For${BL} $container${CL}${GN} To Start ${CL}"
+      sleep 5
+      execute_in "$container"
+      echo -e "${BL}[Info]${GN} Shutting down${BL} $container ${CL}"
+      pct shutdown "$container" &
+    elif [ "$status" == "status: running" ]; then
+      execute_in "$container"
+    fi
+  fi
+done
+
+wait
+
+echo -e "${GN} Finished, execute command inside selected containers. ${CL} \n"