Commit bf8a48e1 authored by Drew Blessing's avatar Drew Blessing

Request only the LDAP attributes we need

parent eb2d2066
......@@ -23,6 +23,7 @@ v 8.12.0 (unreleased)
- Set path for all JavaScript cookies to honor GitLab's subdirectory setting !5627 (Mike Greiling)
- Fix blame table layout width
- Fix bug where pagination is still displayed despite all todos marked as done (ClemMakesApps)
- Request only the LDAP attributes we need !6187
- Center build stage columns in pipeline overview (ClemMakesApps)
- Rename behaviour to behavior in bug issue template for consistency (ClemMakesApps)
- Remove suggested colors hover underline (ClemMakesApps)
......
......@@ -23,31 +23,7 @@ module Gitlab
end
def users(field, value, limit = nil)
if field.to_sym == :dn
options = {
base: value,
scope: Net::LDAP::SearchScope_BaseObject
}
else
options = {
base: config.base,
filter: Net::LDAP::Filter.eq(field, value)
}
end
if config.user_filter.present?
user_filter = Net::LDAP::Filter.construct(config.user_filter)
options[:filter] = if options[:filter]
Net::LDAP::Filter.join(options[:filter], user_filter)
else
user_filter
end
end
if limit.present?
options.merge!(size: limit)
end
options = user_options(field, value, limit)
entries = ldap_search(options).select do |entry|
entry.respond_to? config.uid
......@@ -90,6 +66,38 @@ module Gitlab
Rails.logger.warn("LDAP search timed out after #{config.timeout} seconds")
[]
end
private
def user_options(field, value, limit)
options = { attributes: %W(#{config.uid} cn mail dn) }
options[:size] = limit if limit
if field.to_sym == :dn
options[:base] = value
options[:scope] = Net::LDAP::SearchScope_BaseObject
options[:filter] = user_filter
else
options[:base] = config.base
options[:filter] = user_filter(Net::LDAP::Filter.eq(field, value))
end
options
end
def user_filter(filter = nil)
if config.user_filter.present?
user_filter = Net::LDAP::Filter.construct(config.user_filter)
end
if user_filter && filter
Net::LDAP::Filter.join(filter, user_filter)
elsif user_filter
user_filter
else
filter
end
end
end
end
end
require 'spec_helper'
describe Gitlab::LDAP::Adapter, lib: true do
let(:adapter) { Gitlab::LDAP::Adapter.new 'ldapmain' }
include LdapHelpers
let(:ldap) { double(:ldap) }
let(:adapter) { ldap_adapter('ldapmain', ldap) }
describe '#users' do
before do
stub_ldap_config(base: 'dc=example,dc=com')
end
it 'searches with the proper options when searching by uid' do
# Requires this expectation style to match the filter
expect(adapter).to receive(:ldap_search) do |arg|
expect(arg[:filter].to_s).to eq('(uid=johndoe)')
expect(arg[:base]).to eq('dc=example,dc=com')
expect(arg[:attributes]).to match(%w{uid cn mail dn})
end.and_return({})
adapter.users('uid', 'johndoe')
end
it 'searches with the proper options when searching by dn' do
expect(adapter).to receive(:ldap_search).with(
base: 'uid=johndoe,ou=users,dc=example,dc=com',
scope: Net::LDAP::SearchScope_BaseObject,
attributes: %w{uid cn mail dn},
filter: nil
).and_return({})
adapter.users('dn', 'uid=johndoe,ou=users,dc=example,dc=com')
end
it 'searches with the proper options when searching with a limit' do
expect(adapter)
.to receive(:ldap_search).with(hash_including(size: 100)).and_return({})
adapter.users('uid', 'johndoe', 100)
end
it 'returns an LDAP::Person if search returns a result' do
entry = ldap_user_entry('johndoe')
allow(adapter).to receive(:ldap_search).and_return([entry])
results = adapter.users('uid', 'johndoe')
expect(results.size).to eq(1)
expect(results.first.uid).to eq('johndoe')
end
it 'returns empty array if search entry does not respond to uid' do
entry = Net::LDAP::Entry.new
entry['dn'] = user_dn('johndoe')
allow(adapter).to receive(:ldap_search).and_return([entry])
results = adapter.users('uid', 'johndoe')
expect(results).to be_empty
end
it 'uses the right uid attribute when non-default' do
stub_ldap_config(uid: 'sAMAccountName')
expect(adapter).to receive(:ldap_search).with(
hash_including(attributes: %w{sAMAccountName cn mail dn})
).and_return({})
adapter.users('sAMAccountName', 'johndoe')
end
end
describe '#dn_matches_filter?' do
let(:ldap) { double(:ldap) }
subject { adapter.dn_matches_filter?(:dn, :filter) }
before { allow(adapter).to receive(:ldap).and_return(ldap) }
context "when the search is successful" do
context "and the result is non-empty" do
......
module LdapHelpers
def ldap_adapter(provider = 'ldapmain', ldap = double(:ldap))
::Gitlab::LDAP::Adapter.new(provider, ldap)
end
def user_dn(uid)
"uid=#{uid},ou=users,dc=example,dc=com"
end
# Accepts a hash of Gitlab::LDAP::Config keys and values.
#
# Example:
# stub_ldap_config(
# group_base: 'ou=groups,dc=example,dc=com',
# admin_group: 'my-admin-group'
# )
def stub_ldap_config(messages)
messages.each do |config, value|
allow_any_instance_of(::Gitlab::LDAP::Config)
.to receive(config.to_sym).and_return(value)
end
end
# Stub an LDAP person search and provide the return entry. Specify `nil` for
# `entry` to simulate when an LDAP person is not found
#
# Example:
# adapter = ::Gitlab::LDAP::Adapter.new('ldapmain', double(:ldap))
# ldap_user_entry = ldap_user_entry('john_doe')
#
# stub_ldap_person_find_by_uid('john_doe', ldap_user_entry, adapter)
def stub_ldap_person_find_by_uid(uid, entry, provider = 'ldapmain')
return_value = ::Gitlab::LDAP::Person.new(entry, provider) if entry.present?
allow(::Gitlab::LDAP::Person)
.to receive(:find_by_uid).with(uid, any_args).and_return(return_value)
end
# Create a simple LDAP user entry.
def ldap_user_entry(uid)
entry = Net::LDAP::Entry.new
entry['dn'] = user_dn(uid)
entry['uid'] = uid
entry
end
end
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