feat: add deploy script for mcp-prometheus and mcp-loki with auto-detection
This commit is contained in:
Claude AI
135
apps/ollama-mcp/deploy-monitoring-mcps.sh
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135
apps/ollama-mcp/deploy-monitoring-mcps.sh
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#!/usr/bin/env bash
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# ============================================================
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# deploy-monitoring-mcps.sh
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# Builds and deploys mcp-prometheus + mcp-loki
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# Run from: apps/ollama-mcp/
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# ============================================================
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'; CYAN='\033[0;36m'; NC='\033[0m'
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info() { echo -e "${CYAN}[INFO]${NC} $*"; }
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success() { echo -e "${GREEN}[OK]${NC} $*"; }
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warn() { echo -e "${YELLOW}[WARN]${NC} $*"; }
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die() { echo -e "${RED}[ERROR]${NC} $*" >&2; exit 1; }
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# ── Pre-flight ───────────────────────────────────────────────
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command -v docker >/dev/null 2>&1 || die "docker not found"
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command -v docker compose >/dev/null 2>&1 || die "docker compose not found"
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[[ -f .env ]] || {
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warn ".env not found — copying from .env.example"
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cp .env.example .env
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echo ""
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warn "Edit .env and set PROMETHEUS_URL and LOKI_URL, then re-run."
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warn " PROMETHEUS_URL=http://<node-ip>:<nodeport>"
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warn " LOKI_URL=http://<node-ip>:<nodeport>"
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echo ""
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exit 1
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}
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source .env
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# ── Detect Prometheus & Loki URLs ───────────────────────────
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info "Checking Prometheus URL: ${PROMETHEUS_URL:-not set}"
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info "Checking Loki URL: ${LOKI_URL:-not set}"
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if [[ -z "${PROMETHEUS_URL:-}" ]]; then
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warn "PROMETHEUS_URL is not set in .env"
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echo ""
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info "Trying to auto-detect from kubectl..."
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if command -v kubectl >/dev/null 2>&1; then
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PROM_PORT=$(kubectl -n monitoring get svc kube-prometheus-stack-prometheus \
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-o jsonpath='{.spec.ports[0].nodePort}' 2>/dev/null || echo "")
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NODE_IP=$(kubectl get nodes -o jsonpath='{.items[0].status.addresses[?(@.type=="InternalIP")].address}' 2>/dev/null || echo "")
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if [[ -n "$PROM_PORT" && -n "$NODE_IP" ]]; then
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success "Auto-detected Prometheus: http://${NODE_IP}:${PROM_PORT}"
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sed -i "s|PROMETHEUS_URL=.*|PROMETHEUS_URL=http://${NODE_IP}:${PROM_PORT}|" .env
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PROMETHEUS_URL="http://${NODE_IP}:${PROM_PORT}"
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else
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die "Could not auto-detect. Set PROMETHEUS_URL manually in .env"
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fi
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else
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die "kubectl not found. Set PROMETHEUS_URL manually in .env"
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fi
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fi
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if [[ -z "${LOKI_URL:-}" ]]; then
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warn "LOKI_URL is not set in .env"
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info "Trying to auto-detect from kubectl..."
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if command -v kubectl >/dev/null 2>&1; then
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LOKI_PORT=$(kubectl -n monitoring get svc loki \
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-o jsonpath='{.spec.ports[0].nodePort}' 2>/dev/null || echo "")
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NODE_IP=$(kubectl get nodes -o jsonpath='{.items[0].status.addresses[?(@.type=="InternalIP")].address}' 2>/dev/null || echo "")
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if [[ -n "$LOKI_PORT" && -n "$NODE_IP" ]]; then
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success "Auto-detected Loki: http://${NODE_IP}:${LOKI_PORT}"
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sed -i "s|LOKI_URL=.*|LOKI_URL=http://${NODE_IP}:${LOKI_PORT}|" .env
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LOKI_URL="http://${NODE_IP}:${LOKI_PORT}"
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else
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die "Could not auto-detect. Set LOKI_URL manually in .env"
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fi
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else
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die "kubectl not found. Set LOKI_URL manually in .env"
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fi
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fi
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# ── Build & Deploy ───────────────────────────────────────────
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echo ""
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info "Building mcp-prometheus..."
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docker compose build mcp-prometheus
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success "mcp-prometheus built"
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info "Building mcp-loki..."
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docker compose build mcp-loki
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success "mcp-loki built"
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info "Starting containers..."
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docker compose up -d mcp-prometheus mcp-loki
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success "Containers started"
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# ── Health checks ────────────────────────────────────────────
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echo ""
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info "Waiting for health checks..."
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sleep 5
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PROM_PORT="${MCP_PROMETHEUS_PORT:-3003}"
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LOKI_PORT_MCP="${MCP_LOKI_PORT:-3005}"
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check_health() {
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local name=$1 port=$2
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if curl -sf "http://localhost:${port}/health" >/dev/null 2>&1; then
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success "${name} is healthy → http://localhost:${port}"
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else
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warn "${name} health check failed — check logs:"
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echo " docker compose logs ${name}"
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fi
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}
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check_health "mcp-prometheus" "$PROM_PORT"
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check_health "mcp-loki" "$LOKI_PORT_MCP"
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# ── Summary ──────────────────────────────────────────────────
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echo ""
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echo -e "${GREEN}═══════════════════════════════════════════════════${NC}"
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echo -e "${GREEN} MCP Monitoring Stack Deployed${NC}"
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echo -e "${GREEN}═══════════════════════════════════════════════════${NC}"
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echo ""
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echo " Prometheus MCP → http://localhost:${PROM_PORT}"
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echo " Loki MCP → http://localhost:${LOKI_PORT_MCP}"
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echo ""
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echo -e "${CYAN}Example prompts for Ollama:${NC}"
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echo ' "Which pods have the most CPU usage right now?"'
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echo ' "Show errors from the argocd namespace last 30 minutes"'
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echo ' "Find any OOMKilled events in the last 24 hours"'
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echo ' "What are the top memory-consuming pods in monitoring?"'
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echo ' "Show firing alerts"'
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echo ""
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echo -e "${CYAN}Useful commands:${NC}"
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echo " docker compose logs -f mcp-prometheus"
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echo " docker compose logs -f mcp-loki"
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echo " docker compose ps"
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echo " docker compose restart mcp-prometheus mcp-loki"
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echo ""
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