heat_template_version: pike

description: >
  OpenStack containerized HAproxy service

parameters:
  DockerHAProxyImage:
    description: image
    type: string
  DockerHAProxyConfigImage:
    description: The container image to use for the haproxy config_volume
    type: string
  ServiceData:
    default: {}
    description: Dictionary packing service data
    type: json
  ServiceNetMap:
    default: {}
    description: Mapping of service_name -> network name. Typically set
                 via parameter_defaults in the resource registry.  This
                 mapping overrides those in ServiceNetMapDefaults.
    type: json
  DefaultPasswords:
    default: {}
    type: json
  EndpointMap:
    default: {}
    description: Mapping of service endpoint -> protocol. Typically set
                 via parameter_defaults in the resource registry.
    type: json
  HAProxyStatsPassword:
    description: Password for HAProxy stats endpoint
    hidden: true
    type: string
  HAProxyStatsUser:
    description: User for HAProxy stats endpoint
    default: admin
    type: string
  HAProxySyslogAddress:
    default: /dev/log
    description: Syslog address where HAproxy will send its log
    type: string
  DeployedSSLCertificatePath:
    default: '/etc/pki/tls/private/overcloud_endpoint.pem'
    description: >
        The filepath of the certificate as it will be stored in the controller.
    type: string
  RedisPassword:
    description: The password for the redis service account.
    type: string
    hidden: true
  MonitoringSubscriptionHaproxy:
    default: 'overcloud-haproxy'
    type: string
  RoleName:
    default: ''
    description: Role name on which the service is applied
    type: string
  RoleParameters:
    default: {}
    description: Parameters specific to the role
    type: json
  EnableInternalTLS:
    type: boolean
    default: false
  InternalTLSCAFile:
    default: '/etc/ipa/ca.crt'
    type: string
    description: Specifies the default CA cert to use if TLS is used for
                 services in the internal network.
  ConfigDebug:
    default: false
    description: Whether to run config management (e.g. Puppet) in debug mode.
    type: boolean

conditions:
  puppet_debug_enabled: {get_param: ConfigDebug}
  internal_tls_enabled: {equals: [{get_param: EnableInternalTLS}, true]}

resources:

  ContainersCommon:
    type: ./containers-common.yaml

  HAProxyBase:
    type: ../../puppet/services/haproxy.yaml
    properties:
      EndpointMap: {get_param: EndpointMap}
      ServiceData: {get_param: ServiceData}
      ServiceNetMap: {get_param: ServiceNetMap}
      DefaultPasswords: {get_param: DefaultPasswords}
      RoleName: {get_param: RoleName}
      RoleParameters: {get_param: RoleParameters}

outputs:
  role_data:
    description: Role data for the HAproxy role.
    value:
      service_name: {get_attr: [HAProxyBase, role_data, service_name]}
      config_settings:
        map_merge:
          - get_attr: [HAProxyBase, role_data, config_settings]
          - tripleo::haproxy::haproxy_service_manage: false
            # NOTE(jaosorior): We disable the CRL since we have no way to restart haproxy
            # when this is updated
            tripleo::haproxy::crl_file: null
      logging_source: {get_attr: [HAProxyBase, role_data, logging_source]}
      logging_groups: {get_attr: [HAProxyBase, role_data, logging_groups]}
      step_config: &step_config
        get_attr: [HAProxyBase, role_data, step_config]
      service_config_settings: {get_attr: [HAProxyBase, role_data, service_config_settings]}
      # BEGIN DOCKER SETTINGS
      puppet_config:
        config_volume: haproxy
        puppet_tags: haproxy_config
        step_config:
          "class {'::tripleo::profile::base::haproxy': manage_firewall => false}"
        config_image: {get_param: DockerHAProxyConfigImage}
        volumes:
          list_concat:
            - - list_join:
                - ':'
                - - {get_param: DeployedSSLCertificatePath}
                  - {get_param: DeployedSSLCertificatePath}
                  - 'ro'
              - if:
                - internal_tls_enabled
                - - /etc/pki/tls/certs/haproxy:/etc/pki/tls/certs/haproxy:ro
                  - /etc/pki/tls/private/haproxy:/etc/pki/tls/private/haproxy:ro
                  - list_join:
                    - ':'
                    - - {get_param: InternalTLSCAFile}
                      - {get_param: InternalTLSCAFile}
                      - 'ro'
                - null
      kolla_config:
        /var/lib/kolla/config_files/haproxy.json:
          command: /usr/sbin/haproxy-systemd-wrapper -f /etc/haproxy/haproxy.cfg
          config_files:
            - source: "/var/lib/kolla/config_files/src/*"
              dest: "/"
              merge: true
              preserve_properties: true
            - source: "/var/lib/kolla/config_files/src-tls/*"
              dest: "/"
              merge: true
              preserve_properties: true
              optional: true
          permissions:
            - path: /etc/pki/tls/certs/haproxy
              owner: haproxy:haproxy
              recurse: true
              optional: true
      docker_config_scripts: {get_attr: [ContainersCommon, docker_config_scripts]}
      docker_config:
        step_1:
          haproxy_firewall:
            detach: false
            image: {get_param: DockerHAProxyImage}
            net: host
            user: root
            privileged: true
            command: # '/docker_puppet_apply.sh "STEP" "TAGS" "CONFIG" "DEBUG"'
              list_concat:
                - - '/docker_puppet_apply.sh'
                  - '1'
                  - 'tripleo::firewall::rule'
                  - {get_attr: [HAProxyBase, role_data, step_config]}
                - if:
                   - puppet_debug_enabled
                   - - '--debug --verbose'
                   - - ''
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, docker_puppet_apply_volumes]}
                - - /var/lib/kolla/config_files/haproxy.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/haproxy/:/var/lib/kolla/config_files/src:ro
                  # puppet saves iptables rules in /etc/sysconfig
                  - /etc/sysconfig:/etc/sysconfig:rw
                  # saving rules require accessing /usr/libexec/iptables/iptables.init, just bind-mount
                  # the necessary bit and prevent systemd to try to reload the service in the container
                  - /usr/libexec/iptables:/usr/libexec/iptables:ro
                  - /usr/libexec/initscripts/legacy-actions:/usr/libexec/initscripts/legacy-actions:ro
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
          haproxy:
            image: {get_param: DockerHAProxyImage}
            net: host
            restart: always
            volumes:
              list_concat:
                - {get_attr: [ContainersCommon, volumes]}
                -
                  - /var/lib/kolla/config_files/haproxy.json:/var/lib/kolla/config_files/config.json:ro
                  - /var/lib/config-data/puppet-generated/haproxy/:/var/lib/kolla/config_files/src:ro
                  - list_join:
                    - ':'
                    - - {get_param: DeployedSSLCertificatePath}
                      - {get_param: DeployedSSLCertificatePath}
                      - 'ro'
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/certs/haproxy:/var/lib/kolla/config_files/src-tls/etc/pki/tls/certs/haproxy:ro
                      - ''
                  -
                    if:
                      - internal_tls_enabled
                      - /etc/pki/tls/private/haproxy:/var/lib/kolla/config_files/src-tls/etc/pki/tls/private/haproxy:ro
                      - ''
            environment:
              - KOLLA_CONFIG_STRATEGY=COPY_ALWAYS
      metadata_settings:
        get_attr: [HAProxyBase, role_data, metadata_settings]
