Files
explorer-monorepo/scripts/cron/install-explorer-cron.sh

60 lines
3.0 KiB
Bash

#!/usr/bin/env bash
# Install cron jobs in VMID 5000 to keep explorer API and nginx healthy and prevent disk full.
# Run from repo root on Proxmox host that has VMID 5000, or with EXPLORER_VM_HOST=root@<node>.
#
# Cron installed inside the VM:
# - Every 5 min: health check + restart Blockscout/nginx if needed
# - Daily 03:15: safe disk prune (images + build cache only, no container prune)
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
REPO_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
[ -f "$REPO_ROOT/../.env" ] && source "$REPO_ROOT/../.env" 2>/dev/null || true
VMID="${EXPLORER_VMID:-5000}"
EXPLORER_NODE="${EXPLORER_VM_HOST:-${PROXMOX_R630_02:-192.168.11.12}}"
if [[ "$EXPLORER_NODE" == *"@"* ]]; then SSH_TARGET="$EXPLORER_NODE"; else SSH_TARGET="root@$EXPLORER_NODE"; fi
# Remote mode
if ! command -v pct &>/dev/null || ! pct list 2>/dev/null | grep -q "^$VMID "; then
if [ -n "${EXPLORER_VM_HOST:-}" ] || [ -n "${PROXMOX_R630_02:-}" ]; then
echo "Installing cron via SSH on $SSH_TARGET..."
scp -o StrictHostKeyChecking=no -o ConnectTimeout=10 "$SCRIPT_DIR/explorer-maintain.sh" "$SSH_TARGET:/tmp/explorer-maintain.sh" 2>/dev/null || true
scp -o StrictHostKeyChecking=no -o ConnectTimeout=10 "$SCRIPT_DIR/install-explorer-cron.sh" "$SSH_TARGET:/tmp/install-explorer-cron.sh" 2>/dev/null || true
ssh -o StrictHostKeyChecking=no -o ConnectTimeout=10 "$SSH_TARGET" "EXPLORER_VM_HOST= bash /tmp/install-explorer-cron.sh"
exit $?
else
echo "Run on Proxmox host that has VMID $VMID, or set EXPLORER_VM_HOST=root@<node-ip>"
exit 1
fi
fi
EXEC_PREFIX="pct exec $VMID --"
MAINTAIN_SCRIPT="/usr/local/bin/explorer-maintain.sh"
echo "=============================================="
echo "Install explorer maintenance cron (VMID $VMID)"
echo "=============================================="
# Copy script into VM
pct push $VMID "$SCRIPT_DIR/explorer-maintain.sh" "$MAINTAIN_SCRIPT"
$EXEC_PREFIX chmod +x "$MAINTAIN_SCRIPT"
echo "✅ Installed $MAINTAIN_SCRIPT"
# Install crontab (append to existing)
$EXEC_PREFIX bash -c '(crontab -l 2>/dev/null | grep -v explorer-maintain | grep -v /usr/local/bin/explorer-maintain.sh || true; echo "# explorer-maintain"; echo "*/5 * * * * /usr/local/bin/explorer-maintain.sh >> /var/log/explorer-maintain.log 2>&1"; echo "15 3 * * * RUN_PRUNE=1 /usr/local/bin/explorer-maintain.sh >> /var/log/explorer-maintain.log 2>&1") | crontab -'
echo "✅ Cron installed:"
$EXEC_PREFIX crontab -l 2>/dev/null | grep -E "explorer-maintain|explorer-maintain.sh" || true
# Ensure log file exists and is writable
$EXEC_PREFIX touch /var/log/explorer-maintain.log 2>/dev/null || true
$EXEC_PREFIX chmod 644 /var/log/explorer-maintain.log 2>/dev/null || true
echo ""
echo "=============================================="
echo "Done. Schedule:"
echo " - Every 5 min: health check + recover Blockscout/nginx"
echo " - Daily 03:15: safe disk prune (if usage >= 90%)"
echo " Log: pct exec $VMID -- tail -f /var/log/explorer-maintain.log"
echo "=============================================="