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Task 23 : Implement docker-compose.yml with Prometheus, Grafana, AlertManager and Sonarqube
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‎data/alertmanager/Dockerfile‎

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FROM prom/alertmanager:latest
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# Copy the configuration and entrypoint script into the image
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COPY config/alertmanager.yml /etc/alertmanager/alertmanager.yml
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COPY entrypoint.sh /entrypoint.sh
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# Copy the entrypoint script and set it as executable with octal permissions
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COPY --chmod=0755 entrypoint.sh /entrypoint.sh
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# Use the custom entrypoint
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ENTRYPOINT ["/entrypoint.sh"]

‎data/alertmanager/config/alertmanager.yml‎

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global:
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resolve_timeout: ${ALERT_RESOLVE_TIMEOUT}
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smtp_smarthost: ${SMTP_SMARTHOST}
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smtp_from: ${SMTP_FROM}
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smtp_auth_username: ${SMTP_AUTH_USERNAME}
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smtp_auth_password: ${SMTP_AUTH_PASSWORD}
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smtp_require_tls: ${SMTP_REQUIRE_TLS}
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route:
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group_by: ['alertname']
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group_wait: 30s
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group_interval: 5m
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repeat_interval: 5m
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receiver: 'default'
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receivers:
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- name: 'default'
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webhook_configs:
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- url: 'http://grafana:3000'
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email_configs:
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- to: ${ALERT_EMAIL_TO}
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send_resolved: true

‎data/alertmanager/entrypoint.sh‎

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#!/bin/sh
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set -e
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# Replace placeholders with environment variable values in the config file
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sed -i "s|\${ALERT_RESOLVE_TIMEOUT}|${ALERT_RESOLVE_TIMEOUT}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${SMTP_SMARTHOST}|${SMTP_SMARTHOST}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${SMTP_FROM}|${SMTP_FROM}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${SMTP_AUTH_USERNAME}|${SMTP_AUTH_USERNAME}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${SMTP_AUTH_PASSWORD}|${SMTP_AUTH_PASSWORD}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${SMTP_REQUIRE_TLS}|${SMTP_REQUIRE_TLS}|g" /etc/alertmanager/alertmanager.yml
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sed -i "s|\${ALERT_EMAIL_TO}|${ALERT_EMAIL_TO}|g" /etc/alertmanager/alertmanager.yml
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# Start Alertmanager
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exec alertmanager --config.file=/etc/alertmanager/alertmanager.yml

‎data/prometheus/config/alerts_rules.yml‎

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groups:
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- name: example-alerts
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rules:
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- alert: HighNonHeapUsage
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expr: (sum(jvm_memory_used_bytes{application="Live Betting App", area="nonheap"}) * 100)
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/ sum(jvm_memory_max_bytes{application="Live Betting App", area="nonheap"}) > 2
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for: 2m
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labels:
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severity: warning
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service: livebetting
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annotations:
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summary: "Live Betting high non-heap usage"
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description: "Non-heap usage has exceeded 2% for more than 2 minutes."

‎data/prometheus/config/prometheus.yml‎

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global:
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scrape_interval: 120s # By default, scrape targets every 15 seconds.
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evaluation_interval: 120s # By default, scrape targets every 15 seconds.
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alerting:
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alertmanagers:
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- static_configs:
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- targets:
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- 'alertmanager:9093'
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rule_files:
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- 'alerts_rules.yml'
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# A scrape configuration containing exactly one endpoint to scrape:
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# Here it's Prometheus itself.
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scrape_configs:
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# The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
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- job_name: 'prometheus'
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# Override the global default and scrape targets from this job every 5 seconds.
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scrape_interval: 5s
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# metrics_path defaults to '/metrics'
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# scheme defaults to 'http'.
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static_configs:
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- targets: ['localhost:9090']
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- job_name: 'Spring Boot Application input'
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metrics_path: '/actuator/prometheus'
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scrape_interval: 2s
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static_configs:
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- targets: [ 'livebetting:5160' ]
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labels:
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application: 'Live Betting App'

‎docker-compose.yml‎

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services:
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database:
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container_name: database
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image: mysql:8.0.33
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restart: always
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env_file:
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- .env # Use the .env file for environment variables
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environment:
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MYSQL_DATABASE: livebettingdatabase
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MYSQL_PASSWORD: ${DATABASE_PASSWORD}
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MYSQL_ROOT_PASSWORD: ${DATABASE_PASSWORD}
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MYSQL_ROOT_HOST: '%'
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MYSQL_PORT: 3307
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volumes:
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- ./db:/var/lib/mysql
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ports:
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- "3307:3306"
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networks:
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- livebettingNetwork
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livebetting:
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image: 'livebetting:latest'
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build:
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context: .
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dockerfile: Dockerfile
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container_name: livebetting
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restart: on-failure
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env_file:
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- .env # Use the .env file for environment variables
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ports:
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- "5160:5160"
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environment:
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- server.port=5160
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- spring.datasource.username=${DATABASE_USERNAME}
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- spring.datasource.password=${DATABASE_PASSWORD}
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- LIVE_BETTING_SERVICE_DB_IP=database
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- LIVE_BETTING_DB_PORT=3307
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- spring.datasource.url=jdbc:mysql://host.docker.internal:3307/livebettingdatabase
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depends_on:
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- database
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- sonarqube
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networks:
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- livebettingNetwork
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prometheus:
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image: prom/prometheus:latest
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container_name: prometheus
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restart: unless-stopped
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ports:
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- "9090:9090"
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volumes:
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- ./data/prometheus/config:/etc/prometheus/
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command:
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- '--config.file=/etc/prometheus/prometheus.yml'
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networks:
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- livebettingNetwork
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grafana:
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image: "grafana/grafana-oss:latest"
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pull_policy: always
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container_name: grafana
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restart: unless-stopped
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ports:
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- "3000:3000"
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volumes:
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- ./data/grafana:/var/lib/grafana
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environment:
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- GF_SECURITY_ADMIN_PASSWORD=admin
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- GF_SERVER_DOMAIN=localhost
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- GF_SMTP_ENABLED=${GF_SMTP_ENABLED}
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- GF_SMTP_HOST=${GF_SMTP_HOST}
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- GF_SMTP_USER=${GF_SMTP_USER}
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- GF_SMTP_PASSWORD=${GF_SMTP_PASSWORD}
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- GF_SMTP_SKIP_VERIFY=${GF_SMTP_SKIP_VERIFY}
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- GF_SMTP_FROM_ADDRESS=${GF_SMTP_FROM_ADDRESS}
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networks:
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- livebettingNetwork
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sonarqube:
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image: sonarqube:latest
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container_name: sonarqube
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restart: always
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ports:
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- "9000:9000"
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volumes:
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- sonarqube_data:/opt/sonarqube/data
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- sonarqube_extensions:/opt/sonarqube/extensions
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- sonarqube_logs:/opt/sonarqube/logs
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depends_on:
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- database
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networks:
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- livebettingNetwork
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alertmanager:
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build:
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context: ./data/alertmanager
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dockerfile: Dockerfile
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container_name: alertmanager
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restart: unless-stopped
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ports:
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- "9093:9093"
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env_file:
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- .env
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networks:
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- livebettingNetwork
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volumes:
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sonarqube_data:
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sonarqube_extensions:
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sonarqube_logs:
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networks:
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livebettingNetwork:

‎pom.xml‎

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<maven-surefire-plugin-version>3.5.2</maven-surefire-plugin-version>
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<maven-failsafe-plugin-version>3.5.2</maven-failsafe-plugin-version>
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<sonar.host.url>http://localhost:9000</sonar.host.url> <!-- Changed to localhost if running locally -->
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<sonar.login>sqp_c1444193b0e63bb25f346222163872992d646208</sonar.login> <!-- Authentication Token -->
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<sonar.projectKey>livebetting</sonar.projectKey>
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<sonar.projectName>livebetting</sonar.projectName>
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<sonar.projectVersion>1.0</sonar.projectVersion>
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<sonar.sources>src/main</sonar.sources>
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<sonar.tests>src/test</sonar.tests>
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<sonar.sourceEncoding>UTF-8</sonar.sourceEncoding>
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<sonar.java.binaries>target/classes</sonar.java.binaries>
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</properties>
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<dependencies>

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