summaryrefslogtreecommitdiff
path: root/app/models/group.rb
blob: 52f503404af5fd8d68a4f31d7e53622152bfd44c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
# frozen_string_literal: true

require 'carrierwave/orm/activerecord'

class Group < Namespace
  include Gitlab::ConfigHelper
  include AfterCommitQueue
  include AccessRequestable
  include Avatarable
  include Referable
  include SelectForProjectAuthorization
  include LoadedInGroupList
  include Descendant
  include GroupDescendant
  include TokenAuthenticatable
  include WithUploads
  include Gitlab::Utils::StrongMemoize

  has_many :group_members, -> { where(requested_at: nil) }, dependent: :destroy, as: :source # rubocop:disable Cop/ActiveRecordDependent
  alias_method :members, :group_members
  has_many :users, through: :group_members
  has_many :owners,
    -> { where(members: { access_level: Gitlab::Access::OWNER }) },
    through: :group_members,
    source: :user

  has_many :requesters, -> { where.not(requested_at: nil) }, dependent: :destroy, as: :source, class_name: 'GroupMember' # rubocop:disable Cop/ActiveRecordDependent
  has_many :members_and_requesters, as: :source, class_name: 'GroupMember'

  has_many :milestones
  has_many :project_group_links, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
  has_many :shared_projects, through: :project_group_links, source: :project

  # Overridden on another method
  # Left here just to be dependent: :destroy
  has_many :notification_settings, dependent: :destroy, as: :source # rubocop:disable Cop/ActiveRecordDependent

  has_many :labels, class_name: 'GroupLabel'
  has_many :variables, class_name: 'Ci::GroupVariable'
  has_many :custom_attributes, class_name: 'GroupCustomAttribute'

  has_many :boards
  has_many :badges, class_name: 'GroupBadge'

  has_many :cluster_groups, class_name: 'Clusters::Group'
  has_many :clusters, through: :cluster_groups, class_name: 'Clusters::Cluster'

  has_many :todos

  accepts_nested_attributes_for :variables, allow_destroy: true

  validate :visibility_level_allowed_by_projects
  validate :visibility_level_allowed_by_sub_groups
  validate :visibility_level_allowed_by_parent
  validates :variables, variable_duplicates: true

  validates :two_factor_grace_period, presence: true, numericality: { greater_than_or_equal_to: 0 }

  add_authentication_token_field :runners_token, encrypted: true, migrating: true

  after_create :post_create_hook
  after_destroy :post_destroy_hook
  after_save :update_two_factor_requirement
  after_update :path_changed_hook, if: :path_changed?

  class << self
    def sort_by_attribute(method)
      if method == 'storage_size_desc'
        # storage_size is a virtual column so we need to
        # pass a string to avoid AR adding the table name
        reorder('storage_size DESC, namespaces.id DESC')
      else
        order_by(method)
      end
    end

    def reference_prefix
      User.reference_prefix
    end

    def reference_pattern
      User.reference_pattern
    end

    # WARNING: This method should never be used on its own
    # please do make sure the number of rows you are filtering is small
    # enough for this query
    def public_or_visible_to_user(user)
      return public_to_user unless user

      public_for_user = public_to_user_arel(user)
      visible_for_user = visible_to_user_arel(user)
      public_or_visible = public_for_user.or(visible_for_user)

      where(public_or_visible)
    end

    def select_for_project_authorization
      if current_scope.joins_values.include?(:shared_projects)
        joins('INNER JOIN namespaces project_namespace ON project_namespace.id = projects.namespace_id')
          .where('project_namespace.share_with_group_lock = ?', false)
          .select("projects.id AS project_id, LEAST(project_group_links.group_access, members.access_level) AS access_level")
      else
        super
      end
    end

    private

    def public_to_user_arel(user)
      self.arel_table[:visibility_level]
        .in(Gitlab::VisibilityLevel.levels_for_user(user))
    end

    def visible_to_user_arel(user)
      groups_table = self.arel_table
      authorized_groups = user.authorized_groups.as('authorized')

      groups_table.project(1)
        .from(authorized_groups)
        .where(authorized_groups[:id].eq(groups_table[:id]))
        .exists
    end
  end

  # Overrides notification_settings has_many association
  # This allows to apply notification settings from parent groups
  # to child groups and projects.
  def notification_settings
    source_type = self.class.base_class.name

    NotificationSetting.where(source_type: source_type, source_id: self_and_ancestors_ids)
  end

  def to_reference(_from = nil, full: nil)
    "#{self.class.reference_prefix}#{full_path}"
  end

  def web_url
    Gitlab::Routing.url_helpers.group_canonical_url(self)
  end

  def human_name
    full_name
  end

  def visibility_level_allowed_by_parent?(level = self.visibility_level)
    return true unless parent_id && parent_id.nonzero?

    level <= parent.visibility_level
  end

  def visibility_level_allowed_by_projects?(level = self.visibility_level)
    !projects.where('visibility_level > ?', level).exists?
  end

  def visibility_level_allowed_by_sub_groups?(level = self.visibility_level)
    !children.where('visibility_level > ?', level).exists?
  end

  def visibility_level_allowed?(level = self.visibility_level)
    visibility_level_allowed_by_parent?(level) &&
      visibility_level_allowed_by_projects?(level) &&
      visibility_level_allowed_by_sub_groups?(level)
  end

  def lfs_enabled?
    return false unless Gitlab.config.lfs.enabled
    return Gitlab.config.lfs.enabled if self[:lfs_enabled].nil?

    self[:lfs_enabled]
  end

  def owned_by?(user)
    owners.include?(user)
  end

  def add_users(users, access_level, current_user: nil, expires_at: nil)
    GroupMember.add_users(
      self,
      users,
      access_level,
      current_user: current_user,
      expires_at: expires_at
    )
  end

  def add_user(user, access_level, current_user: nil, expires_at: nil, ldap: false)
    GroupMember.add_user(
      self,
      user,
      access_level,
      current_user: current_user,
      expires_at: expires_at,
      ldap: ldap
    )
  end

  def add_guest(user, current_user = nil)
    add_user(user, :guest, current_user: current_user)
  end

  def add_reporter(user, current_user = nil)
    add_user(user, :reporter, current_user: current_user)
  end

  def add_developer(user, current_user = nil)
    add_user(user, :developer, current_user: current_user)
  end

  def add_maintainer(user, current_user = nil)
    add_user(user, :maintainer, current_user: current_user)
  end

  # @deprecated
  alias_method :add_master, :add_maintainer

  def add_owner(user, current_user = nil)
    add_user(user, :owner, current_user: current_user)
  end

  def member?(user, min_access_level = Gitlab::Access::GUEST)
    return false unless user

    max_member_access_for_user(user) >= min_access_level
  end

  def has_owner?(user)
    return false unless user

    members_with_parents.owners.where(user_id: user).any?
  end

  def has_maintainer?(user)
    return false unless user

    members_with_parents.maintainers.where(user_id: user).any?
  end

  # @deprecated
  alias_method :has_master?, :has_maintainer?

  # Check if user is a last owner of the group.
  # Parent owners are ignored for nested groups.
  def last_owner?(user)
    owners.include?(user) && owners.size == 1
  end

  def ldap_synced?
    false
  end

  def post_create_hook
    Gitlab::AppLogger.info("Group \"#{name}\" was created")

    system_hook_service.execute_hooks_for(self, :create)
  end

  def post_destroy_hook
    Gitlab::AppLogger.info("Group \"#{name}\" was removed")

    system_hook_service.execute_hooks_for(self, :destroy)
  end

  # rubocop: disable CodeReuse/ServiceClass
  def system_hook_service
    SystemHooksService.new
  end
  # rubocop: enable CodeReuse/ServiceClass

  # rubocop: disable CodeReuse/ServiceClass
  def refresh_members_authorized_projects(blocking: true)
    UserProjectAccessChangedService.new(user_ids_for_project_authorizations)
      .execute(blocking: blocking)
  end
  # rubocop: enable CodeReuse/ServiceClass

  def user_ids_for_project_authorizations
    members_with_parents.pluck(:user_id)
  end

  def self_and_ancestors_ids
    strong_memoize(:self_and_ancestors_ids) do
      self_and_ancestors.pluck(:id)
    end
  end

  def members_with_parents
    # Avoids an unnecessary SELECT when the group has no parents
    source_ids =
      if parent_id
        self_and_ancestors.reorder(nil).select(:id)
      else
        id
      end

    GroupMember
      .active_without_invites_and_requests
      .where(source_id: source_ids)
  end

  def members_with_descendants
    GroupMember
      .active_without_invites_and_requests
      .where(source_id: self_and_descendants.reorder(nil).select(:id))
  end

  # Returns all members that are part of the group, it's subgroups, and ancestor groups
  def direct_and_indirect_members
    GroupMember
      .active_without_invites_and_requests
      .where(source_id: self_and_hierarchy.reorder(nil).select(:id))
  end

  def users_with_parents
    User
      .where(id: members_with_parents.select(:user_id))
      .reorder(nil)
  end

  def users_with_descendants
    User
      .where(id: members_with_descendants.select(:user_id))
      .reorder(nil)
  end

  # Returns all users that are members of the group because:
  # 1. They belong to the group
  # 2. They belong to a project that belongs to the group
  # 3. They belong to a sub-group or project in such sub-group
  # 4. They belong to an ancestor group
  def direct_and_indirect_users
    User.from_union([
      User
        .where(id: direct_and_indirect_members.select(:user_id))
        .reorder(nil),
      project_users_with_descendants
    ])
  end

  # Returns all users that are members of projects
  # belonging to the current group or sub-groups
  def project_users_with_descendants
    User
      .joins(projects: :group)
      .where(namespaces: { id: self_and_descendants.select(:id) })
  end

  def max_member_access_for_user(user)
    return GroupMember::OWNER if user.admin?

    members_with_parents
      .where(user_id: user)
      .reorder(access_level: :desc)
      .first&.
      access_level || GroupMember::NO_ACCESS
  end

  def mattermost_team_params
    max_length = 59

    {
      name: path[0..max_length],
      display_name: name[0..max_length],
      type: public? ? 'O' : 'I' # Open vs Invite-only
    }
  end

  def ci_variables_for(ref, project)
    list_of_ids = [self] + ancestors
    variables = Ci::GroupVariable.where(group: list_of_ids)
    variables = variables.unprotected unless project.protected_for?(ref)
    variables = variables.group_by(&:group_id)
    list_of_ids.reverse.map { |group| variables[group.id] }.compact.flatten
  end

  def group_member(user)
    if group_members.loaded?
      group_members.find { |gm| gm.user_id == user.id }
    else
      group_members.find_by(user_id: user)
    end
  end

  def highest_group_member(user)
    GroupMember.where(source_id: self_and_ancestors_ids, user_id: user.id).order(:access_level).last
  end

  def hashed_storage?(_feature)
    false
  end

  def refresh_project_authorizations
    refresh_members_authorized_projects(blocking: false)
  end

  # each existing group needs to have a `runners_token`.
  # we do this on read since migrating all existing groups is not a feasible
  # solution.
  def runners_token
    ensure_runners_token!
  end

  def group_clusters_enabled?
    Feature.enabled?(:group_clusters, root_ancestor, default_enabled: true)
  end

  private

  def update_two_factor_requirement
    return unless require_two_factor_authentication_changed? || two_factor_grace_period_changed?

    users.find_each(&:update_two_factor_requirement)
  end

  def path_changed_hook
    system_hook_service.execute_hooks_for(self, :rename)
  end

  def visibility_level_allowed_by_parent
    return if visibility_level_allowed_by_parent?

    errors.add(:visibility_level, "#{visibility} is not allowed since the parent group has a #{parent.visibility} visibility.")
  end

  def visibility_level_allowed_by_projects
    return if visibility_level_allowed_by_projects?

    errors.add(:visibility_level, "#{visibility} is not allowed since this group contains projects with higher visibility.")
  end

  def visibility_level_allowed_by_sub_groups
    return if visibility_level_allowed_by_sub_groups?

    errors.add(:visibility_level, "#{visibility} is not allowed since there are sub-groups with higher visibility.")
  end
end