Installer Camunda 8 — Guide étape par étape

 Camunda 8 est une plateforme moderne d’orchestration de processus basée sur des microservices et le moteur Zeebe.

Elle permet :

  • Automatisation de workflows

  • Orchestration de services

  • Gestion de tâches humaines

  • Architecture scalable cloud-native

Dans ce tutoriel, vous allez apprendre à installer Camunda 8 localement.

Cette architecture est couramment utilisée dans les environnements microservices modernes.

👉 environnements microservices modernes

📌 Prérequis

Avant de commencer, installer :

  • Docker

  • Docker Compose

  • 8 GB RAM minimum (recommandé)

🖼️ Vérification Docker

Vérifier :

docker --version
docker compose version

🛠 Étape 1 — Télécharger Camunda 8

Créer un dossier :

camunda8

Puis créer le fichier :

docker-compose.yml

Copier la configuration officielle Camunda Platform.

🛠 Étape 2 — Démarrer la plateforme

Dans le dossier :

docker compose up -d

Camunda va démarrer plusieurs services :

  • Zeebe (workflow engine)

  • Operate

  • Tasklist

  • Optimize

  • Elasticsearch

  • Identity

🖼️ Démarrage des conteneurs

🛠 Étape 3 — Accéder aux applications

Après démarrage :

ApplicationURL
Modelerhttp://localhost:8080
Operatehttp://localhost:8081
Tasklisthttp://localhost:8082
Identityhttp://localhost:8084

🖼️ Interfaces Camunda

🛠 Étape 4 — Identifiants par défaut

username: demo
password: demo

🛠 Étape 5 — Tester un premier processus

  1. Ouvrir Modeler

  2. Créer processus simple

  3. Déployer

  4. Démarrer instance

Vérifier dans Operate.

🖼️ Déploiement processus

⚠️ Problèmes fréquents

❌ Port déjà utilisé

→ Arrêter services locaux

❌ Manque mémoire

→ Allouer plus RAM Docker

❌ Elasticsearch non prêt

→ Attendre 1-2 minutes

🔐 Bonnes pratiques

✔ Attendre tous les services UP
✔ Vérifier logs Zeebe
✔ Redémarrer si première installation lente
✔ Utiliser machine avec RAM suffisante

🎯 Conclusion

Installer Camunda 8 localement permet de :

  • Tester workflows

  • Développer workers

  • Comprendre architecture microservices

Vous êtes maintenant prêt à créer vos premiers processus BPMN.

💼 Support professionnel disponible

Si vous rencontrez des problèmes sur des projets réels liés au développement backend d’entreprise ou à l’automatisation des workflows, je propose des services de conseil payants, de débogage en production, de support projet et de formations ciblées.

Les technologies couvertes incluent Java, Spring Boot, PL/SQL, Azure, CMS, ainsi que l’automatisation des workflows (jBPM, Camunda BPM, RHPAM), DMN/Drools.

📧 Contact: ishikhanirankari@gmail.com | info@realtechnologiesindia.com

🌐 Website: IT Trainings | Digital lectern | Digital rostrum | Digital metal podium     


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