71 lines
1.8 KiB
Ruby
71 lines
1.8 KiB
Ruby
# These calls help to authenticate to LDAP by providing username and password
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#
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# Since multiple LDAP servers are supported, it will loop through all of them
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# until a valid bind is found
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#
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module Gitlab
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module LDAP
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class Authentication
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def self.login(login, password)
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return unless Gitlab::LDAP::Config.enabled?
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return unless login.present? && password.present?
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auth = nil
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# loop through providers until valid bind
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providers.find do |provider|
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auth = new(provider)
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auth.login(login, password) # true will exit the loop
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end
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# If (login, password) was invalid for all providers, the value of auth is now the last
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# Gitlab::LDAP::Authentication instance we tried.
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auth.user
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end
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def self.providers
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Gitlab::LDAP::Config.providers
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end
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attr_accessor :provider, :ldap_user
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def initialize(provider)
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@provider = provider
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end
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def login(login, password)
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@ldap_user = adapter.bind_as(
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filter: user_filter(login),
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size: 1,
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password: password
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)
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end
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def adapter
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OmniAuth::LDAP::Adaptor.new(config.options.symbolize_keys)
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end
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def config
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Gitlab::LDAP::Config.new(provider)
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end
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def user_filter(login)
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filter = Net::LDAP::Filter.equals(config.uid, login)
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# Apply LDAP user filter if present
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if config.user_filter.present?
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filter = Net::LDAP::Filter.join(
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filter,
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Net::LDAP::Filter.construct(config.user_filter)
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)
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end
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filter
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end
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def user
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return nil unless ldap_user
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Gitlab::LDAP::User.find_by_uid_and_provider(ldap_user.dn, provider)
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end
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end
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end
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end
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