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1. Multi-stage build with an extensive cleanup of useless files and optional image compression 2. Start three-node etcd cluster 3. Start three-node Patroni cluster 4. One container with haproxy 5. All container names are prefixed with "demo-" and don't have suffixes 6. Decommission dev_patroni_cluster.sh script, docker-compose is now standard de-facto. 7. Provide more examples in the docker/README.md
69 lines
1.7 KiB
YAML
69 lines
1.7 KiB
YAML
# docker compose file for running a 3-node PostgreSQL cluster
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# with 3-node etcd cluster as the DCS and one haproxy node
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version: "2"
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networks:
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demo:
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services:
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etcd1:
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image: patroni
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networks: [ demo ]
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env_file: docker/etcd.env
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container_name: demo-etcd1
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hostname: etcd1
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command: etcd -name etcd1 -initial-advertise-peer-urls http://etcd1:2380
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etcd2:
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image: patroni
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networks: [ demo ]
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env_file: docker/etcd.env
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container_name: demo-etcd2
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hostname: etcd2
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command: etcd -name etcd2 -initial-advertise-peer-urls http://etcd2:2380
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etcd3:
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image: patroni
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networks: [ demo ]
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env_file: docker/etcd.env
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container_name: demo-etcd3
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hostname: etcd3
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command: etcd -name etcd3 -initial-advertise-peer-urls http://etcd3:2380
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patroni1:
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image: patroni
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networks: [ demo ]
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env_file: docker/patroni.env
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hostname: patroni1
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container_name: demo-patroni1
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environment:
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PATRONI_NAME: patroni1
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patroni2:
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image: patroni
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networks: [ demo ]
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env_file: docker/patroni.env
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hostname: patroni2
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container_name: demo-patroni2
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environment:
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PATRONI_NAME: patroni2
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patroni3:
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image: patroni
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networks: [ demo ]
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env_file: docker/patroni.env
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hostname: patroni3
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container_name: demo-patroni3
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environment:
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PATRONI_NAME: patroni3
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haproxy:
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image: patroni
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networks: [ demo ]
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env_file: docker/patroni.env
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container_name: demo-haproxy
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ports:
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- "5000:5000"
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- "5001:5001"
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command: haproxy
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