This Ansible role installs the HAProxy Load Balancer service.
# Validate Certificates when downloading hatop. May be set to "no" when proxy server
# is intercepting the certificates.
haproxy_hatop_download_validate_certs: yes
# Set the package install state for distribution packages
# Options are 'present' and 'latest'
haproxy_package_state: "latest"
## Haproxy Configuration
haproxy_rise: 3
haproxy_fall: 3
haproxy_interval: 12000
## Haproxy standard API
haproxy_repo: {}
haproxy_gpg_keys: []
haproxy_required_distro_packages: []
haproxy_distro_packages: []
## Haproxy Stats
haproxy_stats_enabled: False
haproxy_stats_bind_address: 127.0.0.1
haproxy_stats_port: 1936
haproxy_username: admin
haproxy_stats_password: secrete
# Default haproxy backup nodes to empty list so this doesn't have to be
# defined for each service.
haproxy_backup_nodes: []
# haproxy_service_configs:
# - service:
# hap_service_name: haproxy_all
# hap_backend_nodes: "{{ groups['haproxy_all'][0] }}"
# # hap_backup_nodes: "{{ groups['haproxy_all'][1:] }}"
# hap_port: 80
# hap_balance_type: http
# hap_backend_options:
# - "forwardfor"
# - "httpchk"
# - "httplog"
galera_monitoring_user: monitoring
haproxy_bind_on_non_local: False
## haproxy SSL
haproxy_ssl: true
haproxy_ssl_dh_param: 2048
haproxy_ssl_self_signed_regen: no
haproxy_ssl_cert: /etc/ssl/certs/haproxy.cert
haproxy_ssl_key: /etc/ssl/private/haproxy.key
haproxy_ssl_pem: /etc/ssl/private/haproxy.pem
haproxy_ssl_ca_cert: /etc/ssl/certs/haproxy-ca.pem
haproxy_ssl_self_signed_subject: "/C=US/ST=Texas/L=San Antonio/O=IT/CN={{ external_lb_vip_address }}/subjectAltName=IP.1={{ external_lb_vip_address }}"
haproxy_ssl_cipher_suite: "{{ ssl_cipher_suite | default('ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:RSA+AESGCM:RSA+AES:!aNULL:!MD5:!DSS') }}"
haproxy_ssl_bind_options: "no-sslv3"
haproxy_hatop_download_url: "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/hatop/hatop-0.7.7.tar.gz"
## haproxy default timeouts
haproxy_http_request_timeout: "5s"
## haproxy tuning params
haproxy_maxconn: 4096
haproxy_bufsize: 384000
# Parameters below should only be specified if necessary, defaults are programmed in the template
#haproxy_tuning_params:
# nbproc: 1
# chksize: 16384
# comp_maxlevel: 1
# http_maxhdr: 101
# http_maxaccept: 64
# ssl_cachesize: 20000
# ssl_lifetime: 300
None.
None.
- name: Install haproxy
hosts: haproxy
user: root
roles:
- { role: "haproxy_server", tags: [ "haproxy-server" ] }
vars:
haproxy_service_configs:
- service:
hap_service_name: group_name
hap_backend_nodes: "{{ groups['group_name'][0] }}"
hap_backup_nodes: "{{ groups['group_name'][1:] }}"
hap_port: 80
hap_balance_type: http
hap_backend_options:
- "forwardfor"
- "httpchk"
- "httplog"