Set up two load balanced cloudflared tunnels

cloudflared-lb-tunnel-stack.yml

version: "3.7"

configs:
  swarm-config:
    file: swarm-config.yml
  swarm2-config:
    file: swarm2-config.yml
    
secrets:
  cloudflared-cert:
    file: cert.pem
  cf-swarm-tunnel:
    file: cf-swarm.json
  cf-swarm2-tunnel:
    file: cf-swarm2.json
  
services:
  # tunnel 1 in cloudflare LB group lb.mydomain.net
  cloudflared-swarm-1:
    image: cloudflare/cloudflared:2022.2.2
    ports:
      - 40139:40139/tcp
    configs:
      - source: swarm-config
        target: /etc/cloudflared/swarm-config.yml      
    secrets:
      - source: cloudflared-cert
        target: /etc/cloudflared/cert.pem
      - source: cf-swarm-tunnel
        target: /etc/cloudflared/cg-swarm.json
    command: 'tunnel --config /etc/cloudflared/swarm-config.yml --origincert /etc/cloudflared/cert.pem --autoupdate-freq 24h run'
    environment:
      TZ: "America/Detroit"
    deploy:
      restart_policy:
        condition: on-failure

  # tunnel 2 in cloudflare LB group lb.mydomain.net
  cloudflared-swarm-2:
    image: cloudflare/cloudflared:2022.2.2
    ports:
      - 40140:40139/tcp
    configs:
      - source: swarm2-config
        target: /etc/cloudflared/swarm2-config.yml 
    secrets:
      - source: cloudflared-cert
        target: /etc/cloudflared/cert.pem
      - source: cf-swarm2-tunnel
        target: /etc/cloudflared/cg-swarm2.json
    command: 'tunnel --config /etc/cloudflared/swarm2-config.yml --origincert /etc/cloudflared/cert.pem --autoupdate-freq 24h run'
    environment:
      TZ: "America/Detroit"
    deploy:
      restart_policy:
        condition: on-failure