74 lines
2.1 KiB
Bash
74 lines
2.1 KiB
Bash
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#!/usr/bin/env bash
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# Set Root Password for Proxmox LXC Container - Correct Method
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# Must be run on Proxmox host
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set -euo pipefail
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VMID="${1:-2500}"
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PASSWORD="${2:-L@kers2010}"
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if ! command -v pct >/dev/null 2>&1; then
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echo "Error: pct command not found"
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echo "This script must be run on the Proxmox host"
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exit 1
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fi
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echo "Setting root password for VMID $VMID..."
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echo "Password: $PASSWORD"
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echo ""
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# Method 1: Use pct exec to run passwd command
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echo "Method 1: Using pct exec with echo and passwd..."
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echo "$PASSWORD" | pct exec "$VMID" -- passwd root 2>&1 || {
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echo "Method 1 failed, trying alternative..."
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# Method 2: Use pct enter (interactive)
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echo ""
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echo "Method 2: Interactive method"
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echo "Run the following command manually:"
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echo " echo '$PASSWORD' | pct exec $VMID -- passwd root"
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echo ""
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echo "Or enter the container and set password:"
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echo " pct enter $VMID"
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echo " passwd root"
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echo " (enter password when prompted)"
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echo " exit"
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echo ""
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# Method 3: Use chpasswd
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echo "Method 3: Using chpasswd..."
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echo "root:$PASSWORD" | pct exec "$VMID" -- chpasswd 2>&1 && {
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echo "✅ Password set successfully using chpasswd"
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exit 0
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} || {
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echo "Method 3 also failed"
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echo ""
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echo "Trying direct passwd with stdin..."
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}
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}
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# Method 4: Direct passwd with expect-like approach
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echo ""
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echo "Attempting direct password setting..."
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(echo "$PASSWORD"; echo "$PASSWORD") | pct exec "$VMID" -- passwd root 2>&1 && {
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echo "✅ Password set successfully"
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} || {
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echo ""
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echo "⚠️ Automated methods failed. Use manual method:"
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echo ""
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echo "Manual Method 1 (Interactive):"
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echo " pct enter $VMID"
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echo " passwd root"
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echo " (enter: $PASSWORD)"
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echo " exit"
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echo ""
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echo "Manual Method 2 (One-liner):"
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echo " pct exec $VMID -- bash -c \"echo 'root:$PASSWORD' | chpasswd\""
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echo ""
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echo "Manual Method 3 (SSH if already accessible):"
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echo " ssh root@<container-ip>"
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echo " passwd root"
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echo " (enter: $PASSWORD)"
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}
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