Clustering¶
Deploy Akasha as a 3+ node HA cluster with automatic failover.
Architecture¶
graph TB
LB[Load Balancer<br/>HAProxy / Nginx] --> N1[Node 1<br/>Leader]
LB --> N2[Node 2<br/>Follower]
LB --> N3[Node 3<br/>Follower]
N1 <-->|SWIM + CRDT| N2
N2 <-->|SWIM + CRDT| N3
N1 <-->|SWIM + CRDT| N3
style N1 fill:#6c5ce7,stroke:#a29bfe,color:#fff
style N2 fill:#00b894,stroke:#55efc4,color:#fff
style N3 fill:#00b894,stroke:#55efc4,color:#fffDocker Compose (3-Node)¶
version: '3.8'
services:
akasha-01:
image: alejandrosl/akasha:latest
environment:
- AKASHA_CLUSTER_ENABLED=true
- AKASHA_CLUSTER_NODE_ID=akasha-01
- AKASHA_CLUSTER_PEERS=akasha-02:7946,akasha-03:7946
ports:
- "7771:7777"
akasha-02:
image: alejandrosl/akasha:latest
environment:
- AKASHA_CLUSTER_ENABLED=true
- AKASHA_CLUSTER_NODE_ID=akasha-02
- AKASHA_CLUSTER_PEERS=akasha-01:7946,akasha-03:7946
ports:
- "7772:7777"
akasha-03:
image: alejandrosl/akasha:latest
environment:
- AKASHA_CLUSTER_ENABLED=true
- AKASHA_CLUSTER_NODE_ID=akasha-03
- AKASHA_CLUSTER_PEERS=akasha-01:7946,akasha-02:7946
ports:
- "7773:7777"