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portainer_docker_uninstall.sh

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+#!/bin/bash
+set -e
+# --- Colors and Formatting ---
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+CYAN='\033[0;36m'
+BOLD='\033[1m'
+RESET='\033[0m'
+info()    { echo -e "${CYAN}ℹ️  $*${RESET}"; }
+success() { echo -e "${GREEN}✅ $*${RESET}"; }
+warn()    { echo -e "${YELLOW}⚠️  $*${RESET}"; }
+error()   { echo -e "${RED}❌ $*${RESET}"; }
+step()    { echo -e "${BOLD}${BLUE}➤ $*${RESET}"; }
+
+# Require sudo upfront
+if ! sudo -v; then
+    error "This script requires sudo privileges. Please run again with a sudo-capable user."
+    exit 1
+fi
+
+step "Stopping Docker and Portainer containers/services..."
+
+# Stop Portainer container if running
+if docker ps -a --format '{{.Names}}' | grep -q "^portainer$"; then
+    info "Stopping Portainer container..."
+    sudo docker stop portainer || true
+    sudo docker rm portainer || true
+else
+    info "Portainer container not found."
+fi
+
+# Stop Docker service
+info "Stopping Docker service..."
+sudo systemctl stop docker || true
+
+step "Removing Docker packages..."
+
+# Detect distro to remove packages accordingly
+if [ -f /etc/os-release ]; then
+    . /etc/os-release
+    DISTRO_ID="$ID"
+else
+    DISTRO_ID=""
+fi
+
+case "$DISTRO_ID" in
+    ubuntu|debian|raspbian|linuxmint)
+        sudo apt-get purge -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker
+        sudo apt-get autoremove -y --purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker
+        ;;
+    fedora)
+        sudo dnf remove -y moby-engine docker-cli containerd docker-buildx docker-compose docker-compose-switch || true
+        ;;
+    centos|rhel|rocky|almalinux|ol|oracle)
+        sudo yum remove -y docker-ce docker-ce-cli containerd.io docker-compose-plugin || true
+        ;;
+    arch|manjaro|endeavouros|garuda|artix|arcolinux|antergos|chakra|kaos)
+        sudo pacman -Rns --noconfirm docker docker-compose
+        ;;
+    opensuse*|suse|sles)
+        sudo zypper remove -y docker docker-compose
+        ;;
+    alpine)
+        sudo apk del docker docker-compose
+        ;;
+    *)
+        warn "Unsupported or unrecognized Linux distribution: $DISTRO_ID - skipping package removal"
+        ;;
+esac
+
+step "Removing Docker data and configuration files..."
+
+# Remove Docker directories and leftover files
+sudo rm -rf /var/lib/docker /var/lib/containerd /etc/docker /etc/systemd/system/docker.service.d
+sudo rm -rf ~/.docker
+
+# Remove Docker group and socket if exist
+sudo groupdel docker || true
+sudo rm -f /var/run/docker.sock || true
+
+step "Clean up completed."
+
+success "Docker and Portainer have been uninstalled from this system."