Gitlab 整合Openldap認證

修改/etc/gitlab/gitlab.rb

### LDAP Settings
###! Docs: https://docs.gitlab.com/omnibus/settings/ldap.html
###! **Be careful not to break the indentation in the ldap_servers block. It is
###!   in yaml format and the spaces must be retained. Using tabs will not work.**

gitlab_rails['ldap_enabled'] = true
gitlab_rails['prevent_ldap_sign_in'] = false

###! **remember to close this block with 'EOS' below**
gitlab_rails['ldap_servers'] = YAML.load <<-'EOS'
  main: # 'main' is the GitLab 'provider ID' of this LDAP server
    label: 'LDAP'
    host: 'ldap-service.public-service'
    port: 389
    uid: 'uid'
    bind_dn: 'cn=admin,dc=example,dc=org'
    password: 'YOUR_PASSWORD'
    encryption: 'plain' # "start_tls" or "simple_tls" or "plain"
    verify_certificates: false
    smartcard_auth: false
    active_directory: false
    allow_username_or_email_login: true
    lowercase_usernames: true
    block_auto_created_users: false
    base: 'ou=people,dc=example,dc=org'
    user_filter: ''
EOS