Gitlab LDAP configuration

gitlab.rb

gitlab_rails['ldap_enabled'] = true
gitlab_rails['ldap_servers'] = YAML.load <<-'EOS' # remember to close this block with 'EOS' below
  main: # 'main' is the GitLab 'provider ID' of this LDAP server
    label: 'LDAP'
    host: 'mydomain.internal'
    port: 389
    uid: 'sAMAccountName'
    method: 'plain' # "tls" or "ssl" or "plain"
    bind_dn: 'CN=ldap query,OU=ServiceAccounts,DC=mydomain,DC=internal'
    password: 'ASuperSecretPassword'
    active_directory: true
    allow_username_or_email_login: false
    block_auto_created_users: true
    base: 'OU=UserAccounts,DC=mydomain,DC=internal'
    user_filter: ''
    ## EE only
    group_base: ''
    admin_group: ''
    sync_ssh_keys: false
EOS