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# docker compose file for running a 3-node PostgreSQL cluster
# with 3-node etcd cluster as the DCS and one haproxy node
#
# requires a patroni image build from the Dockerfile:
# $ docker build -t patroni .
# The cluster could be started as:
# $ docker-compose up -d
# You can read more about it in the:
# https://github.com/patroni/patroni/blob/master/docker/README.md
version: "2"
networks:
demo:
services:
etcd1: &etcd
image: ${PATRONI_TEST_IMAGE:-patroni}
networks: [ demo ]
environment:
ETCD_LISTEN_PEER_URLS: http://0.0.0.0:2380
ETCD_LISTEN_CLIENT_URLS: http://0.0.0.0:2379
ETCD_INITIAL_CLUSTER: etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380
ETCD_INITIAL_CLUSTER_STATE: new
ETCD_INITIAL_CLUSTER_TOKEN: tutorial
ETCD_UNSUPPORTED_ARCH: arm64
container_name: demo-etcd1
hostname: etcd1
command: etcd --name etcd1 --initial-advertise-peer-urls http://etcd1:2380
etcd2:
<<: *etcd
container_name: demo-etcd2
hostname: etcd2
command: etcd --name etcd2 --initial-advertise-peer-urls http://etcd2:2380
etcd3:
<<: *etcd
container_name: demo-etcd3
hostname: etcd3
command: etcd --name etcd3 --initial-advertise-peer-urls http://etcd3:2380
haproxy:
image: ${PATRONI_TEST_IMAGE:-patroni}
networks: [ demo ]
env_file: docker/patroni.env
hostname: haproxy
container_name: demo-haproxy
ports:
- "5000:5000"
- "5001:5001"
command: haproxy
environment: &haproxy_env
ETCDCTL_ENDPOINTS: http://etcd1:2379,http://etcd2:2379,http://etcd3:2379
PATRONI_ETCD3_HOSTS: "'etcd1:2379','etcd2:2379','etcd3:2379'"
PATRONI_SCOPE: demo
patroni1:
image: ${PATRONI_TEST_IMAGE:-patroni}
networks: [ demo ]
env_file: docker/patroni.env
hostname: patroni1
container_name: demo-patroni1
environment:
<<: *haproxy_env
PATRONI_NAME: patroni1
patroni2:
image: ${PATRONI_TEST_IMAGE:-patroni}
networks: [ demo ]
env_file: docker/patroni.env
hostname: patroni2
container_name: demo-patroni2
environment:
<<: *haproxy_env
PATRONI_NAME: patroni2
patroni3:
image: ${PATRONI_TEST_IMAGE:-patroni}
networks: [ demo ]
env_file: docker/patroni.env
hostname: patroni3
container_name: demo-patroni3
environment:
<<: *haproxy_env
PATRONI_NAME: patroni3
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