NewsBlur/docker/haproxy/haproxy.docker-compose.cfg

global
    maxconn 100000
    daemon
    ca-base /srv/newsblur/config/certificates
    crt-base /srv/newsblur/config/certificates
    tune.bufsize 32000
    tune.maxrewrite 8196
    tune.ssl.default-dh-param 2048
    log 127.0.0.1 local0 notice
    # log 127.0.0.1 local1 info

defaults
    log global
    maxconn 100000
    mode http
    option forwardfor
    option http-server-close
    option httpclose
    option log-health-checks
    option log-separate-errors
    option httplog
    option redispatch
    option abortonclose
    timeout connect 10s
    timeout client 10s
    timeout server 30s
    timeout tunnel 1h
    retries 3
    errorfile 502 /srv/newsblur/templates/502.http
    errorfile 503 /srv/newsblur/templates/502.http
    errorfile 504 /srv/newsblur/templates/502.http

frontend public
    bind :80
    bind :443 ssl crt /srv/newsblur/config/certificates/localhost.pem #ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES128-SHA:AES256-SHA256:AES256-SHA no-sslv3
    rspadd Strict-Transport-Security:\ max-age=0;\ includeSubDomains
    option http-server-close

    # Redirect all HTTP traffic to HTTPS
    redirect scheme https code 301 if !{ ssl_fc }

    acl gunicorn_dead nbsrv(gunicorn) lt 1
    acl nginx_dead nbsrv(nginx) lt 1
    acl mx_mode nbsrv(maintenance) lt 1
    acl is_unread_count url_beg /reader/feed_unread_count
    acl is_refresh_feeds url_beg /reader/refresh_feed

    monitor-uri /status
    monitor fail if gunicorn_dead
    monitor fail if nginx_dead
    monitor fail if mx_mode

    use_backend node_socket if { path_beg /v2/socket.io/ }
    use_backend node_favicon if { path_beg /rss_feeds/icon/ }
    use_backend node_text if { path_beg /rss_feeds/original_text_fetcher }
    use_backend nginx if { path_beg /media/ }
    use_backend nginx if { path_beg /static/ }
    use_backend nginx if { path_beg /favicon }
    use_backend nginx if { path_beg /crossdomain/ }
    use_backend nginx if { path_beg /robots }
    #use_backend self if { path_beg /munin/ }

    use_backend nginx if mx_mode

    use_backend gunicorn_counts if is_unread_count
    use_backend gunicorn_refresh if is_refresh_feeds
    use_backend gunicorn unless gunicorn_dead || nginx_dead

backend node_socket
    http-check expect rstatus 200|503
    balance roundrobin
    server node_socket node_websocket:8888 check inter 3000ms

backend node_favicon
    http-check expect rstatus 200|503
    option httpchk GET /rss_feeds/icon/1
    balance roundrobin
    server node_favicon favicons:3030 check inter 3000ms

backend node_text
    http-check expect rstatus 200|503
    option httpchk GET /rss_feeds/original_text_fetcher?test=1
    balance roundrobin
    server node_text original_text:4040 check inter 3000ms


backend nginx
    balance roundrobin
    option httpchk GET /_nginxchk
    http-check expect rstatus 200|503
    server nginx nginx:81 check inter 60000ms

backend gunicorn
    balance roundrobin
    option httpchk GET /_haproxychk
    server app_django nb.com:8000 check inter 3000ms

backend gunicorn_counts
    balance roundrobin
    option httpchk GET /_haproxychk
    server app_counts nb.com:8000 check inter 15000ms

backend gunicorn_refresh
    balance roundrobin
    option httpchk GET /_haproxychk
    server app_refresh nb.com:8000 check inter 30000ms


backend push
    balance roundrobin
    option httpchk GET /_haproxychk
    server app_push nb.com:8000 check inter 3000ms

backend work
    balance roundrobin
    http-check expect rstatus 200|503|301
    server task_work celeryd_work_queue:82 check inter 3000ms

backend postgres
    server db_postgres db_postgres:5434 check inter 2000ms

backend mongo
    server db_mongo db_mongo:29019 check inter 2000ms

backend redis
    server db_redis db_redis:6579 check inter 2000ms
    server db_redis_pubsub db_redis:6579 check inter 2000ms

backend redis_story
    server db_redis_story db_redis:6579 check inter 2000ms

backend redis_sessions
    server db_redis_sessions db_redis:6579 check inter 2000ms

backend elasticsearch
    server db_elasticsearch db_elasticsearch:9200 check inter 2000ms

backend maintenance
    option httpchk HEAD /maintenance HTTP/1.1\r\nHost:\ www
    http-check expect status 404
    http-check send-state
    server nginx nginx:81 check inter 3000ms

listen stats
bind :1936 ssl crt /srv/newsblur/config/certificates/localhost.pem
stats enable
stats hide-version
stats realm Haproxy\ Statistics
stats uri /
stats auth gimmiestats:StatsGiver
stats refresh 15s