proxmox/scripts/archive/consolidated/fix/fix-blockscout-network-access.sh

#!/usr/bin/env bash
set -euo pipefail

# Load IP configuration
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
source "${PROJECT_ROOT}/config/ip-addresses.conf" 2>/dev/null || true


# Fix Blockscout to be accessible on network port 4000
# This enables the direct route configuration
# Usage: ./fix-blockscout-network-access.sh [proxmox-host]

VMID=5000
BLOCKSCOUT_PORT=4000
PROXMOX_HOST="${1:-pve2}"

echo "=========================================="
echo "Fix Blockscout Network Access"
echo "=========================================="
echo "VMID: $VMID"
echo "Port: $BLOCKSCOUT_PORT"
echo "=========================================="
echo ""

# Check if we're on Proxmox host
if ! command -v pct &>/dev/null; then
    echo "⚠️  pct command not available"
    echo "   This script should be run on Proxmox host"
    echo "   Using SSH to $PROXMOX_HOST..."
    EXEC_PREFIX="ssh root@$PROXMOX_HOST"
else
    EXEC_PREFIX=""
fi

# Step 1: Check Blockscout service status
echo "=== Step 1: Checking Blockscout Service ==="
if [ -n "$EXEC_PREFIX" ]; then
    SERVICE_STATUS=$($EXEC_PREFIX "pct exec $VMID -- systemctl is-active blockscout.service 2>/dev/null" || echo "inactive")
else
    SERVICE_STATUS=$(pct exec $VMID -- systemctl is-active blockscout.service 2>/dev/null || echo "inactive")
fi

if [ "$SERVICE_STATUS" != "active" ]; then
    echo "❌ Blockscout service is not running (status: $SERVICE_STATUS)"
    echo ""
    echo "Starting Blockscout service..."
    if [ -n "$EXEC_PREFIX" ]; then
        $EXEC_PREFIX "pct exec $VMID -- systemctl start blockscout.service"
    else
        pct exec $VMID -- systemctl start blockscout.service
    fi
    sleep 5
    echo "✅ Blockscout service started"
else
    echo "✅ Blockscout service is running"
fi
echo ""

# Step 2: Check what port Blockscout is listening on
echo "=== Step 2: Checking Port Configuration ==="
if [ -n "$EXEC_PREFIX" ]; then
    PORT_CHECK=$($EXEC_PREFIX "pct exec $VMID -- ss -tlnp 2>/dev/null | grep :$BLOCKSCOUT_PORT || echo 'not found'")
else
    PORT_CHECK=$(pct exec $VMID -- ss -tlnp 2>/dev/null | grep :$BLOCKSCOUT_PORT || echo "not found")
fi

if echo "$PORT_CHECK" | grep -q "127.0.0.1:$BLOCKSCOUT_PORT"; then
    echo "⚠️  Blockscout is listening on 127.0.0.1:$BLOCKSCOUT_PORT (localhost only)"
    echo "   Need to configure it to listen on 0.0.0.0:$BLOCKSCOUT_PORT"
    NEEDS_CONFIG=true
elif echo "$PORT_CHECK" | grep -q "0.0.0.0:$BLOCKSCOUT_PORT\|:$BLOCKSCOUT_PORT.*0.0.0.0"; then
    echo "✅ Blockscout is already listening on 0.0.0.0:$BLOCKSCOUT_PORT (network accessible)"
    NEEDS_CONFIG=false
elif echo "$PORT_CHECK" | grep -q ":$BLOCKSCOUT_PORT"; then
    echo "✅ Blockscout is listening on port $BLOCKSCOUT_PORT"
    NEEDS_CONFIG=false
else
    echo "❌ Blockscout is NOT listening on port $BLOCKSCOUT_PORT"
    echo "   Port check: $PORT_CHECK"
    NEEDS_CONFIG=true
fi
echo ""

# Step 3: Check if Blockscout is in Docker
if [ "$NEEDS_CONFIG" = true ]; then
    echo "=== Step 3: Checking Blockscout Configuration ==="
    if [ -n "$EXEC_PREFIX" ]; then
        BLOCKSCOUT_CONTAINER=$($EXEC_PREFIX "pct exec $VMID -- docker ps --format '{{.Names}}' | grep blockscout | grep -v postgres | head -1" || echo "")
    else
        BLOCKSCOUT_CONTAINER=$(pct exec $VMID -- docker ps --format '{{.Names}}' | grep blockscout | grep -v postgres | head -1 || echo "")
    fi
    
    if [ -n "$BLOCKSCOUT_CONTAINER" ]; then
        echo "✅ Found Blockscout container: $BLOCKSCOUT_CONTAINER"
        echo ""
        echo "For Docker containers, check docker-compose.yml or environment variables:"
        echo "  - PORT environment variable should be set"
        echo "  - Port binding should be: '4000:4000' (not '127.0.0.1:4000:4000')"
        echo "  - Check: pct exec $VMID -- docker inspect $BLOCKSCOUT_CONTAINER | grep -i port"
        echo ""
    else
        echo "⚠️  Blockscout container not found"
        echo "   Check if Blockscout is running as a systemd service"
        echo "   Check: pct exec $VMID -- systemctl cat blockscout.service"
        echo ""
    fi
fi

# Step 4: Test network accessibility
echo "=== Step 4: Testing Network Accessibility ==="
if [ -n "$EXEC_PREFIX" ]; then
    NETWORK_TEST=$($EXEC_PREFIX "curl -s -o /dev/null -w '%{http_code}' --connect-timeout 5 http://${IP_BLOCKSCOUT}:$BLOCKSCOUT_PORT/api/v2/stats 2>/dev/null" || echo "000")
else
    NETWORK_TEST=$(curl -s -o /dev/null -w '%{http_code}' --connect-timeout 5 http://${IP_BLOCKSCOUT}:$BLOCKSCOUT_PORT/api/v2/stats 2>/dev/null || echo "000")
fi

if [ "$NETWORK_TEST" = "200" ]; then
    echo "✅ Blockscout is network accessible (HTTP $NETWORK_TEST)"
    echo "✅ Direct route is ready to configure"
    echo ""
    echo "Next step: Update NPMplus configuration"
    echo "  - Log into NPMplus: https://192.168.0.166:81"
    echo "  - Find 'explorer.d-bis.org' proxy host"
    echo "  - Update Forward Port: 80 → 4000"
    echo "  - Save changes"
    exit 0
else
    echo "❌ Blockscout is NOT network accessible (HTTP $NETWORK_TEST)"
    echo ""
    echo "Configuration needed:"
    echo "  1. Configure Blockscout to listen on 0.0.0.0:$BLOCKSCOUT_PORT"
    echo "  2. For Docker: Update docker-compose.yml port binding"
    echo "  3. For systemd: Update service environment variables"
    echo "  4. Restart Blockscout service"
    echo ""
    exit 1
fi