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https://github.com/pacnpal/thrilltrack-explorer.git
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feat: Integrate Grafana Loki
This commit is contained in:
gpt-engineer-app[bot]
175
scripts/test-loki-integration.sh
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175
scripts/test-loki-integration.sh
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#!/bin/bash
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set -e
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m' # No Color
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echo -e "${BLUE}🚀 Playwright + Grafana Loki Integration Test${NC}"
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echo "=============================================="
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# Check if Docker is running
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if ! docker info > /dev/null 2>&1; then
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echo -e "${RED}❌ Docker is not running. Please start Docker first.${NC}"
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exit 1
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fi
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echo -e "\n${BLUE}📦 Starting local Loki stack...${NC}"
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if [ -f "docker-compose.loki.yml" ]; then
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docker-compose -f docker-compose.loki.yml up -d
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else
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echo -e "${YELLOW}⚠️ docker-compose.loki.yml not found. Creating basic Loki setup...${NC}"
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# Create temporary Loki config
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cat > /tmp/loki-config.yml << 'EOF'
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auth_enabled: false
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server:
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http_listen_port: 3100
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ingester:
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lifecycler:
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address: 127.0.0.1
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ring:
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kvstore:
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store: inmemory
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replication_factor: 1
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chunk_idle_period: 3m
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chunk_retain_period: 1m
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schema_config:
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configs:
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- from: 2020-10-24
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store: boltdb
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object_store: filesystem
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schema: v11
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index:
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prefix: index_
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period: 168h
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storage_config:
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boltdb:
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directory: /tmp/loki/index
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filesystem:
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directory: /tmp/loki/chunks
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limits_config:
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enforce_metric_name: false
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reject_old_samples: true
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reject_old_samples_max_age: 168h
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chunk_store_config:
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max_look_back_period: 0s
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table_manager:
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retention_deletes_enabled: false
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retention_period: 0s
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EOF
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# Start Loki container
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docker run -d \
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--name loki-test \
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-p 3100:3100 \
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-v /tmp/loki-config.yml:/etc/loki/local-config.yaml \
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grafana/loki:2.9.0 \
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-config.file=/etc/loki/local-config.yaml
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# Start Grafana container
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docker run -d \
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--name grafana-test \
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-p 3000:3000 \
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-e "GF_AUTH_ANONYMOUS_ENABLED=true" \
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-e "GF_AUTH_ANONYMOUS_ORG_ROLE=Admin" \
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grafana/grafana:10.1.0
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fi
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# Wait for Loki to be ready
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echo -e "\n${YELLOW}⏳ Waiting for Loki to start...${NC}"
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max_attempts=30
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attempt=0
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until curl -s http://localhost:3100/ready | grep -q "ready" || [ $attempt -eq $max_attempts ]; do
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sleep 2
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attempt=$((attempt + 1))
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echo -n "."
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done
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echo ""
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if [ $attempt -eq $max_attempts ]; then
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echo -e "${RED}❌ Loki failed to start within 60 seconds${NC}"
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exit 1
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fi
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echo -e "${GREEN}✅ Loki is ready${NC}"
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# Export environment variables
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export GRAFANA_LOKI_URL="http://localhost:3100"
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export GRAFANA_LOKI_USERNAME=""
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export GRAFANA_LOKI_PASSWORD=""
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echo -e "\n${BLUE}🧪 Running a test Playwright test...${NC}"
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# Check if tests directory exists
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if [ -d "tests/e2e" ]; then
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npx playwright test tests/e2e/auth/login.spec.ts --project=chromium --reporter=./tests/helpers/loki-reporter.ts 2>&1 || true
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else
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echo -e "${YELLOW}⚠️ No test files found. Skipping test execution.${NC}"
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fi
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# Wait a moment for logs to be ingested
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sleep 3
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echo -e "\n${BLUE}🔍 Querying Loki for test logs...${NC}"
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start_time=$(date -u -d '5 minutes ago' +%s)000000000
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end_time=$(date -u +%s)000000000
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response=$(curl -s -G "http://localhost:3100/loki/api/v1/query_range" \
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--data-urlencode 'query={job="playwright-tests"}' \
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--data-urlencode "start=$start_time" \
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--data-urlencode "end=$end_time")
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# Check if we got results
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result_count=$(echo "$response" | jq '.data.result | length')
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if [ "$result_count" -gt 0 ]; then
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echo -e "${GREEN}✅ Found $result_count log streams in Loki${NC}"
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echo -e "\n${BLUE}Sample logs:${NC}"
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echo "$response" | jq -r '.data.result[0].values[0:3][] | .[1]' 2>/dev/null || echo "No log content available"
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else
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echo -e "${YELLOW}⚠️ No logs found in Loki. This might be expected if no tests ran.${NC}"
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fi
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# Display useful queries
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echo -e "\n${BLUE}📊 Useful LogQL Queries:${NC}"
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echo "------------------------------------"
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echo "All test logs:"
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echo ' {job="playwright-tests"}'
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echo ""
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echo "Failed tests only:"
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echo ' {job="playwright-tests", status="failed"}'
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echo ""
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echo "Tests by browser:"
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echo ' {job="playwright-tests", browser="chromium"}'
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echo ""
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echo "Test duration stats:"
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echo ' quantile_over_time(0.95, {job="playwright-tests"} | json | unwrap duration_ms [1h])'
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echo ""
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# Open Grafana
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echo -e "\n${GREEN}🌐 Grafana is available at: http://localhost:3000${NC}"
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echo -e "${BLUE} Default credentials: admin / admin${NC}"
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echo ""
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echo -e "${YELLOW}📖 To add Loki as a data source in Grafana:${NC}"
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echo " 1. Go to Configuration > Data Sources"
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echo " 2. Add Loki with URL: http://localhost:3100"
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echo " 3. Import the dashboard from: monitoring/grafana-dashboard.json"
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echo ""
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echo -e "${GREEN}✅ Test complete!${NC}"
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echo ""
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echo -e "${BLUE}To stop the containers:${NC}"
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echo " docker stop loki-test grafana-test"
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echo " docker rm loki-test grafana-test"
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echo ""
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echo -e "${BLUE}To view logs in real-time:${NC}"
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echo " docker logs -f loki-test"
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