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OpenShift 4 load balancer for PoC's or developemt/testing purpose - NOT for production purpose

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OpenShift 4 load balancer container image

OpenShift 4 load balancer for PoC's or developemt/testing purpose - NOT for production purpose

If you push changes to master, we'll immediately launch an image build on quay.io!

build status

If you like to play with it and look around:

podman run -ti quay.io/redhat-emea-ssa-team/openshift-4-loadbalancer bash
$ haproxy -f /haproxy.cfg

Environment variables

Variable Description Example
HAPROXY_CFG The entire HAProxy config is set all following variables will be ignored. global\n log 127.0.0.1 local2
API API Member bootstrap=192.168.222.30:6443,master-0=192.168.222.31:6443
API_LISTEN API listener 127.0.0.1:6443,192.168.222.1:6443
INGRESS_HTTP Ingress http member worker-0=192.168.222.34:443
INGRESS_HTTP_LISTEN Ingress http listener 127.0.0.1:80,192.168.222.1:80
INGRESS_HTTPS Ingress http listener worker-0=192.168.222.34:443
INGRESS_HTTPS_LISTEN Ingress https listener 127.0.0.1:443,192.168.222.1:443
MACHINE_CONFIG_SERVER Machine config server member bootstrap=192.168.222.30:22623,master-0=192.168.222.31:22623
MACHINE_CONFIG_SERVER_LISTEN Machine config server listener 127.0.0.1:22623,192.168.222.1:22623
STATS_LISTEN Stats listen if empty stats on TCP socket is disabled 127.0.0.1:1984
STATS_ADMIN_PASSWORD Stats admin passwort if empty stats on TCP socket is disabled aengeo4oodoidaiP
HAPROXY_CLIENT_TIMEOUT Client timeout for the connection. Defaults to 1m if not specified 1m
HAPROXY_SERVER_TIMEOUT Server timeout for the connection. Defaults to 1m if not specified 1m

Show stats via unix socket

podman exec -ti openshift-4-loadbalancer /watch-stats.sh

Deployment

Systemd service example

/etc/systemd/system/openshift-4-loadbalancer.service:

[Unit]
Description=OpenShift 4 LoadBalancer CLUSTER
After=network.target

[Service]
Type=simple
TimeoutStartSec=5m

ExecStartPre=-/usr/bin/podman rm "openshift-4-loadbalancer"
ExecStartPre=/usr/bin/podman pull quay.io/redhat-emea-ssa-team/openshift-4-loadbalancer
ExecStart=/usr/bin/podman run --name openshift-4-loadbalancer --net host \
  -e API=bootstrap=192.168.222.30:6443,master-0=192.168.222.31:6443,master-1=192.168.222.32:6443,master-3=192.168.222.33:6443 \
  -e API_LISTEN=127.0.0.1:6443,192.168.222.1:6443 \
  -e INGRESS_HTTP=master-0=192.168.222.31:80,master-1=192.168.222.32:80,master-3=192.168.222.33:80,worker-0=192.168.222.34:80,worker-1=192.168.222.35:80,worker-3=192.168.222.36:80 \
  -e INGRESS_HTTP_LISTEN=127.0.0.1:80,192.168.222.1:80 \
  -e INGRESS_HTTPS=master-0=192.168.222.31:443,master-1=192.168.222.32:443,master-3=192.168.222.33:443,worker-0=192.168.222.34:443,worker-1=192.168.222.35:443,worker-3=192.168.222.36:443 \
  -e INGRESS_HTTPS_LISTEN=127.0.0.1:443,192.168.222.1:443 \
  -e MACHINE_CONFIG_SERVER=bootstrap=192.168.222.30:22623,master-0=192.168.222.31:22623,master-1=192.168.222.32:22623,master-3=192.168.222.33:22623 \
  -e MACHINE_CONFIG_SERVER_LISTEN=127.0.0.1:22623,192.168.222.1:22623 \
  -e STATS_LISTEN=127.0.0.1:1984 \
  -e STATS_ADMIN_PASSWORD=aengeo4oodoidaiP \
  -e HAPROXY_CLIENT_TIMEOUT=1m \
  -e HAPROXY_SERVER_TIMEOUT=1m \
  quay.io/redhat-emea-ssa-team/openshift-4-loadbalancer

ExecReload=-/usr/bin/podman stop "openshift-4-loadbalancer"
ExecReload=-/usr/bin/podman rm "openshift-4-loadbalancer"
ExecStop=-/usr/bin/podman stop "openshift-4-loadbalancer"
Restart=always
RestartSec=30

[Install]
WantedBy=multi-user.target

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