1 # Copyright (C) The Arvados Authors. All rights reserved.
3 # SPDX-License-Identifier: AGPL-3.0
5 require 'can_be_an_owner'
7 class User < ArvadosModel
10 include CommonApiTemplate
12 extend CurrentApiClient
14 serialize :prefs, Hash
15 has_many :api_client_authorizations
18 with: /\A[A-Za-z][A-Za-z0-9]*\z/,
19 message: "must begin with a letter and contain only alphanumerics",
23 validate :must_unsetup_to_deactivate
24 before_update :prevent_privilege_escalation
25 before_update :prevent_inactive_admin
26 before_update :verify_repositories_empty, :if => Proc.new { |user|
27 user.username.nil? and user.username_changed?
29 before_update :setup_on_activate
30 before_create :check_auto_admin
31 before_create :set_initial_username, :if => Proc.new { |user|
32 user.username.nil? and user.email
34 after_create :update_permissions
35 after_create :setup_on_activate
36 after_create :add_system_group_permission_link
37 after_create :auto_setup_new_user, :if => Proc.new { |user|
38 Rails.configuration.Users.AutoSetupNewUsers and
39 (user.uuid != system_user_uuid) and
40 (user.uuid != anonymous_user_uuid)
42 after_create :send_admin_notifications
43 after_update :update_permissions, :if => :owner_uuid_changed?
44 after_update :send_profile_created_notification
45 after_update :sync_repository_names, :if => Proc.new { |user|
46 (user.uuid != system_user_uuid) and
47 user.username_changed? and
48 (not user.username_was.nil?)
52 has_many :authorized_keys, :foreign_key => :authorized_user_uuid, :primary_key => :uuid
53 has_many :repositories, foreign_key: :owner_uuid, primary_key: :uuid
55 default_scope { where('redirect_to_user_uuid is null') }
57 api_accessible :user, extend: :common do |t|
71 ALL_PERMISSIONS = {read: true, write: true, manage: true}
73 # Map numeric permission levels (see lib/create_permission_view.sql)
74 # back to read/write/manage flags.
78 {read: true, write: true},
79 {read: true, write: true, manage: true}]
82 "#{first_name} #{last_name}".strip
87 Rails.configuration.Users.NewUsersAreActive ||
88 self.groups_i_can(:read).select { |x| x.match(/-f+$/) }.first)
91 def groups_i_can(verb)
92 my_groups = self.group_permissions.select { |uuid, mask| mask[verb] }.keys
94 my_groups << anonymous_group_uuid
100 return true if is_admin
101 actions.each do |action, target|
103 if target.respond_to? :uuid
104 target_uuid = target.uuid
107 target = ArvadosModel.find_by_uuid(target_uuid)
110 next if target_uuid == self.uuid
111 next if (group_permissions[target_uuid] and
112 group_permissions[target_uuid][action])
113 if target.respond_to? :owner_uuid
114 next if target.owner_uuid == self.uuid
115 next if (group_permissions[target.owner_uuid] and
116 group_permissions[target.owner_uuid][action])
118 sufficient_perms = case action
122 ['can_manage', 'can_write']
124 ['can_manage', 'can_write', 'can_read']
126 # (Skip this kind of permission opportunity
127 # if action is an unknown permission type)
130 # Check permission links with head_uuid pointing directly at
131 # the target object. If target is a Group, this is redundant
132 # and will fail except [a] if permission caching is broken or
133 # [b] during a race condition, where a permission link has
135 if Link.where(link_class: 'permission',
136 name: sufficient_perms,
137 tail_uuid: groups_i_can(action) + [self.uuid],
138 head_uuid: target_uuid).any?
147 def update_permissions
149 # puts "Update permissions for #{uuid}"
151 # select * from materialized_permissions where user_uuid='#{uuid}'
154 User.update_permissions self.owner_uuid, self.uuid, 3
158 # select * from materialized_permissions where user_uuid='#{uuid}'
163 def self.printdump qr
164 q1 = ActiveRecord::Base.connection.exec_query qr
170 def recompute_permissions
171 ActiveRecord::Base.connection.execute("DELETE FROM #{PERMISSION_VIEW} where user_uuid='#{uuid}'")
172 ActiveRecord::Base.connection.execute %{
173 INSERT INTO #{PERMISSION_VIEW}
174 select '#{uuid}', g.target_uuid, g.val, g.traverse_owned
175 from search_permission_graph('#{uuid}', 3) as g
179 def self.update_permissions perm_origin_uuid, starting_uuid, perm_level
180 # Update a subset of the permission graph
181 # perm_level is the inherited permission
182 # perm_level is a number from 0-3
186 # call with perm_level=0 to revoke permissions
188 # 1. Compute set (group, permission) implied by traversing
189 # graph starting at this group
190 # 2. Find links from outside the graph that point inside
191 # 3. For each starting uuid, get the set of permissions from the
192 # materialized permission table
193 # 3. Delete permissions from table not in our computed subset.
194 # 4. Upsert each permission in our subset (user, group, val)
197 # puts "__ update_permissions __"
198 # puts "What's in there now for #{starting_uuid}"
200 # select * from materialized_permissions where user_uuid='#{starting_uuid}'
203 # puts "search_permission_graph #{perm_origin_uuid} #{starting_uuid}, #{perm_level}"
205 # select '#{perm_origin_uuid}'::varchar as perm_origin_uuid, target_uuid, val, traverse_owned from search_permission_graph('#{starting_uuid}', #{perm_level})
208 # puts "other_links #{perm_origin_uuid} #{starting_uuid}, #{perm_level}"
211 # perm_from_start(perm_origin_uuid, target_uuid, val, traverse_owned) as (
212 # select '#{perm_origin_uuid}'::varchar, target_uuid, val, traverse_owned
213 # from search_permission_graph('#{starting_uuid}'::varchar, #{perm_level}))
215 # select links.tail_uuid as perm_origin_uuid, links.head_uuid, links.name
217 # where links.link_class='permission' and
218 # links.tail_uuid not in (select target_uuid from perm_from_start where traverse_owned) and
219 # links.tail_uuid != '#{perm_origin_uuid}' and
220 # links.head_uuid in (select target_uuid from perm_from_start)
223 # puts "additional_perms #{perm_origin_uuid} #{starting_uuid}, #{perm_level}"
226 # perm_from_start(perm_origin_uuid, target_uuid, val, traverse_owned) as (
227 # select '#{perm_origin_uuid}'::varchar, target_uuid, val, traverse_owned
228 # from search_permission_graph('#{starting_uuid}'::varchar, #{perm_level}))
230 # select links.tail_uuid as perm_origin_uuid, ps.target_uuid, ps.val, true
231 # from links, lateral search_permission_graph(links.head_uuid,
233 # WHEN links.name = 'can_read' THEN 1
234 # WHEN links.name = 'can_login' THEN 1
235 # WHEN links.name = 'can_write' THEN 2
236 # WHEN links.name = 'can_manage' THEN 3
238 # where links.link_class='permission' and
239 # links.tail_uuid not in (select target_uuid from perm_from_start where traverse_owned) and
240 # links.tail_uuid != '#{perm_origin_uuid}' and
241 # links.head_uuid in (select target_uuid from perm_from_start)
247 # perm_from_start(perm_origin_uuid, target_uuid, val, traverse_owned) as (
248 # select '#{perm_origin_uuid}'::varchar, target_uuid, val, traverse_owned
249 # from search_permission_graph('#{starting_uuid}', #{perm_level}))
251 # (select materialized_permissions.user_uuid, u.target_uuid, max(least(materialized_permissions.perm_level, u.val)), bool_or(u.traverse_owned)
252 # from perm_from_start as u
253 # join materialized_permissions on (u.perm_origin_uuid = materialized_permissions.target_uuid)
254 # where materialized_permissions.traverse_owned
255 # group by materialized_permissions.user_uuid, u.target_uuid)
257 # select target_uuid as user_uuid, target_uuid, 3, true
258 # from perm_from_start where target_uuid like '_____-tpzed-_______________'
262 temptable_perms = "temp_perms_#{rand(2**64).to_s(10)}"
263 ActiveRecord::Base.connection.exec_query %{
264 create temporary table #{temptable_perms} on commit drop
265 as select * from compute_permission_subgraph($1, $2, $3)
267 'Group.search_permissions',
268 [[nil, perm_origin_uuid],
269 [nil, starting_uuid],
272 # q1 = ActiveRecord::Base.connection.exec_query %{
273 # select * from #{temptable_perms} order by user_uuid, target_uuid
275 # puts "recomputed perms was #{perm_origin_uuid} #{starting_uuid}, #{perm_level}"
281 ActiveRecord::Base.connection.exec_query %{
282 delete from materialized_permissions where
283 target_uuid in (select target_uuid from #{temptable_perms}) and
284 (user_uuid not in (select user_uuid from #{temptable_perms} where target_uuid=materialized_permissions.target_uuid)
285 or user_uuid in (select user_uuid from #{temptable_perms} where target_uuid=materialized_permissions.target_uuid and perm_level=0))
288 ActiveRecord::Base.connection.exec_query %{
289 insert into materialized_permissions (user_uuid, target_uuid, perm_level, traverse_owned)
290 select user_uuid, target_uuid, val as perm_level, traverse_owned from #{temptable_perms}
291 on conflict (user_uuid, target_uuid) do update set perm_level=EXCLUDED.perm_level, traverse_owned=EXCLUDED.traverse_owned;
294 # for testing only - make a copy of the table and compare it to the one generated
295 # using a full permission recompute
296 # temptable_compare = "compare_perms_#{rand(2**64).to_s(10)}"
297 # ActiveRecord::Base.connection.exec_query %{
298 # create temporary table #{temptable_compare} on commit drop as select * from materialized_permissions
301 # Ensure a new group can be accessed by the appropriate users
302 # immediately after being created.
303 #User.invalidate_permissions_cache
305 # q1 = ActiveRecord::Base.connection.exec_query %{
306 # select count(*) from materialized_permissions
308 # puts "correct version #{q1.first}"
310 # q2 = ActiveRecord::Base.connection.exec_query %{
311 # select count(*) from #{temptable_compare}
313 # puts "incremental update #{q2.first}"
316 # Return a hash of {user_uuid: group_perms}
317 def self.all_group_permissions
319 ActiveRecord::Base.connection.
320 exec_query("SELECT user_uuid, target_uuid, perm_level
321 FROM #{PERMISSION_VIEW}
322 WHERE traverse_owned",
323 # "name" arg is a query label that appears in logs:
324 "all_group_permissions",
325 ).rows.each do |user_uuid, group_uuid, max_p_val|
326 all_perms[user_uuid] ||= {}
327 all_perms[user_uuid][group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
332 # Return a hash of {group_uuid: perm_hash} where perm_hash[:read]
333 # and perm_hash[:write] are true if this user can read and write
334 # objects owned by group_uuid.
335 def group_permissions
336 group_perms = {self.uuid => {:read => true, :write => true, :manage => true}}
337 ActiveRecord::Base.connection.
338 exec_query("SELECT target_uuid, perm_level
339 FROM #{PERMISSION_VIEW}
342 # "name" arg is a query label that appears in logs:
343 "group_permissions_for_user",
344 # "binds" arg is an array of [col_id, value] for '$1' vars:
346 ).rows.each do |group_uuid, max_p_val|
347 group_perms[group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
353 def setup(repo_name: nil, vm_uuid: nil)
354 repo_perm = create_user_repo_link repo_name
355 vm_login_perm = create_vm_login_permission_link(vm_uuid, username) if vm_uuid
356 group_perm = create_user_group_link
358 return [repo_perm, vm_login_perm, group_perm, self].compact
361 # delete user signatures, login, repo, and vm perms, and mark as inactive
363 # delete oid_login_perms for this user
365 # note: these permission links are obsolete, they have no effect
366 # on anything and they are not created for new users.
367 Link.where(tail_uuid: self.email,
368 link_class: 'permission',
369 name: 'can_login').destroy_all
371 # delete repo_perms for this user
372 Link.where(tail_uuid: self.uuid,
373 link_class: 'permission',
374 name: 'can_manage').destroy_all
376 # delete vm_login_perms for this user
377 Link.where(tail_uuid: self.uuid,
378 link_class: 'permission',
379 name: 'can_login').destroy_all
381 # delete "All users" group read permissions for this user
382 group = Group.where(name: 'All users').select do |g|
383 g[:uuid].match(/-f+$/)
385 Link.where(tail_uuid: self.uuid,
386 head_uuid: group[:uuid],
387 link_class: 'permission',
388 name: 'can_read').destroy_all
390 # delete any signatures by this user
391 Link.where(link_class: 'signature',
392 tail_uuid: self.uuid).destroy_all
394 # delete user preferences (including profile)
397 # mark the user as inactive
398 self.is_active = false
402 def must_unsetup_to_deactivate
403 if self.is_active_changed? &&
404 self.is_active_was == true &&
407 group = Group.where(name: 'All users').select do |g|
408 g[:uuid].match(/-f+$/)
411 # When a user is set up, they are added to the "All users"
412 # group. A user that is part of the "All users" group is
413 # allowed to self-activate.
415 # It doesn't make sense to deactivate a user (set is_active =
416 # false) without first removing them from the "All users" group,
417 # because they would be able to immediately reactivate
420 # The 'unsetup' method removes the user from the "All users"
421 # group (and also sets is_active = false) so send a message
422 # explaining the correct way to deactivate a user.
424 if Link.where(tail_uuid: self.uuid,
425 head_uuid: group[:uuid],
426 link_class: 'permission',
427 name: 'can_read').any?
428 errors.add :is_active, "cannot be set to false directly, use the 'Deactivate' button on Workbench, or the 'unsetup' API call"
433 def set_initial_username(requested: false)
434 if !requested.is_a?(String) || requested.empty?
435 email_parts = email.partition("@")
436 local_parts = email_parts.first.partition("+")
437 if email_parts.any?(&:empty?)
439 elsif not local_parts.first.empty?
440 requested = local_parts.first
442 requested = email_parts.first
445 requested.sub!(/^[^A-Za-z]+/, "")
446 requested.gsub!(/[^A-Za-z0-9]/, "")
447 unless requested.empty?
448 self.username = find_usable_username_from(requested)
452 def update_uuid(new_uuid:)
453 if !current_user.andand.is_admin
454 raise PermissionDeniedError
456 if uuid == system_user_uuid || uuid == anonymous_user_uuid
457 raise "update_uuid cannot update system accounts"
459 if self.class != self.class.resource_class_for_uuid(new_uuid)
460 raise "invalid new_uuid #{new_uuid.inspect}"
462 transaction(requires_new: true) do
466 save!(validate: false)
467 change_all_uuid_refs(old_uuid: old_uuid, new_uuid: new_uuid)
471 # Move this user's (i.e., self's) owned items to new_owner_uuid and
472 # new_user_uuid (for things normally owned directly by the user).
474 # If redirect_auth is true, also reassign auth tokens and ssh keys,
475 # and redirect this account to redirect_to_user_uuid, i.e., when a
476 # caller authenticates to this account in the future, the account
477 # redirect_to_user_uuid account will be used instead.
479 # current_user must have admin privileges, i.e., the caller is
480 # responsible for checking permission to do this.
481 def merge(new_owner_uuid:, new_user_uuid:, redirect_to_new_user:)
482 raise PermissionDeniedError if !current_user.andand.is_admin
483 raise "Missing new_owner_uuid" if !new_owner_uuid
484 raise "Missing new_user_uuid" if !new_user_uuid
485 transaction(requires_new: true) do
487 raise "cannot merge an already merged user" if self.redirect_to_user_uuid
489 new_user = User.where(uuid: new_user_uuid).first
490 raise "user does not exist" if !new_user
491 raise "cannot merge to an already merged user" if new_user.redirect_to_user_uuid
493 # If 'self' is a remote user, don't transfer authorizations
494 # (i.e. ability to access the account) to the new user, because
495 # that gives the remote site the ability to access the 'new'
496 # user account that takes over the 'self' account.
498 # If 'self' is a local user, it is okay to transfer
499 # authorizations, even if the 'new' user is a remote account,
500 # because the remote site does not gain the ability to access an
501 # account it could not before.
503 if redirect_to_new_user and self.uuid[0..4] == Rails.configuration.ClusterID
504 # Existing API tokens and ssh keys are updated to authenticate
506 ApiClientAuthorization.
508 update_all(user_id: new_user.id)
511 [AuthorizedKey, :owner_uuid],
512 [AuthorizedKey, :authorized_user_uuid],
518 # Destroy API tokens and ssh keys associated with the old
520 ApiClientAuthorization.where(user_id: id).destroy_all
521 AuthorizedKey.where(owner_uuid: uuid).destroy_all
522 AuthorizedKey.where(authorized_user_uuid: uuid).destroy_all
529 # References to the old user UUID in the context of a user ID
530 # (rather than a "home project" in the project hierarchy) are
531 # updated to point to the new user.
532 user_updates.each do |klass, column|
533 klass.where(column => uuid).update_all(column => new_user.uuid)
536 # Need to update repository names to new username
538 old_repo_name_re = /^#{Regexp.escape(username)}\//
539 Repository.where(:owner_uuid => uuid).each do |repo|
540 repo.owner_uuid = new_user.uuid
541 repo_name_sub = "#{new_user.username}/"
542 name = repo.name.sub(old_repo_name_re, repo_name_sub)
543 while (conflict = Repository.where(:name => name).first) != nil
544 repo_name_sub += "migrated"
545 name = repo.name.sub(old_repo_name_re, repo_name_sub)
552 # References to the merged user's "home project" are updated to
553 # point to new_owner_uuid.
554 ActiveRecord::Base.descendants.reject(&:abstract_class?).each do |klass|
555 next if [ApiClientAuthorization,
559 Repository].include?(klass)
560 next if !klass.columns.collect(&:name).include?('owner_uuid')
561 klass.where(owner_uuid: uuid).update_all(owner_uuid: new_owner_uuid)
564 if redirect_to_new_user
565 update_attributes!(redirect_to_user_uuid: new_user.uuid, username: nil)
567 self.recompute_permissions
568 new_user.recompute_permissions
575 while (uuid = user.redirect_to_user_uuid)
577 nextuser = User.unscoped.find_by_uuid(uuid)
579 raise Exception.new("user uuid #{user.uuid} redirects to nonexistent uuid '#{uuid}'")
584 raise "Starting from #{self.uuid} redirect_to_user_uuid exceeded maximum number of redirects"
590 def self.register info
591 # login info expected fields, all can be optional but at minimum
592 # must supply either 'identity_url' or 'email'
604 identity_url = info['identity_url']
606 if identity_url && identity_url.length > 0
607 # Only local users can create sessions, hence uuid_like_pattern
609 user = User.unscoped.where('identity_url = ? and uuid like ?',
611 User.uuid_like_pattern).first
612 primary_user = user.redirects_to if user
616 # identity url is unset or didn't find matching record.
617 emails = [info['email']] + (info['alternate_emails'] || [])
618 emails.select! {|em| !em.nil? && !em.empty?}
620 User.unscoped.where('email in (?) and uuid like ?',
622 User.uuid_like_pattern).each do |user|
624 primary_user = user.redirects_to
625 elsif primary_user.uuid != user.redirects_to.uuid
626 raise "Ambiguous email address, directs to both #{primary_user.uuid} and #{user.redirects_to.uuid}"
632 # New user registration
633 primary_user = User.new(:owner_uuid => system_user_uuid,
635 :is_active => Rails.configuration.Users.NewUsersAreActive)
637 primary_user.set_initial_username(requested: info['username']) if info['username'] && !info['username'].blank?
638 primary_user.identity_url = info['identity_url'] if identity_url
641 primary_user.email = info['email'] if info['email']
642 primary_user.first_name = info['first_name'] if info['first_name']
643 primary_user.last_name = info['last_name'] if info['last_name']
645 if (!primary_user.email or primary_user.email.empty?) and (!primary_user.identity_url or primary_user.identity_url.empty?)
646 raise "Must have supply at least one of 'email' or 'identity_url' to User.register"
649 act_as_system_user do
658 def change_all_uuid_refs(old_uuid:, new_uuid:)
659 ActiveRecord::Base.descendants.reject(&:abstract_class?).each do |klass|
660 klass.columns.each do |col|
661 if col.name.end_with?('_uuid')
662 column = col.name.to_sym
663 klass.where(column => old_uuid).update_all(column => new_uuid)
669 def ensure_ownership_path_leads_to_user
673 def permission_to_update
674 if username_changed? || redirect_to_user_uuid_changed? || email_changed?
675 current_user.andand.is_admin
677 # users must be able to update themselves (even if they are
678 # inactive) in order to create sessions
679 self == current_user or super
683 def permission_to_create
684 current_user.andand.is_admin or
685 (self == current_user &&
686 self.redirect_to_user_uuid.nil? &&
687 self.is_active == Rails.configuration.Users.NewUsersAreActive)
691 return if self.uuid.end_with?('anonymouspublic')
692 if (User.where("email = ?",self.email).where(:is_admin => true).count == 0 and
693 !Rails.configuration.Users.AutoAdminUserWithEmail.empty? and self.email == Rails.configuration.Users["AutoAdminUserWithEmail"]) or
694 (User.where("uuid not like '%-000000000000000'").where(:is_admin => true).count == 0 and
695 Rails.configuration.Users.AutoAdminFirstUser)
697 self.is_active = true
701 def find_usable_username_from(basename)
702 # If "basename" is a usable username, return that.
703 # Otherwise, find a unique username "basenameN", where N is the
704 # smallest integer greater than 1, and return that.
705 # Return nil if a unique username can't be found after reasonable
707 quoted_name = self.class.connection.quote_string(basename)
708 next_username = basename
710 while Rails.configuration.Users.AutoSetupUsernameBlacklist[next_username]
712 next_username = "%s%i" % [basename, next_suffix]
714 0.upto(6).each do |suffix_len|
715 pattern = "%s%s" % [quoted_name, "_" * suffix_len]
717 where("username like '#{pattern}'").
719 order('username asc').
721 if other_user.username > next_username
723 elsif other_user.username == next_username
725 next_username = "%s%i" % [basename, next_suffix]
728 return next_username if (next_username.size <= pattern.size)
733 def prevent_privilege_escalation
734 if current_user.andand.is_admin
737 if self.is_active_changed?
738 if self.is_active != self.is_active_was
739 logger.warn "User #{current_user.uuid} tried to change is_active from #{self.is_active_was} to #{self.is_active} for #{self.uuid}"
740 self.is_active = self.is_active_was
743 if self.is_admin_changed?
744 if self.is_admin != self.is_admin_was
745 logger.warn "User #{current_user.uuid} tried to change is_admin from #{self.is_admin_was} to #{self.is_admin} for #{self.uuid}"
746 self.is_admin = self.is_admin_was
752 def prevent_inactive_admin
753 if self.is_admin and not self.is_active
754 # There is no known use case for the strange set of permissions
755 # that would result from this change. It's safest to assume it's
756 # a mistake and disallow it outright.
757 raise "Admin users cannot be inactive"
762 def search_permissions(start, graph, merged={}, upstream_mask=nil, upstream_path={})
763 nextpaths = graph[start]
764 return merged if !nextpaths
765 return merged if upstream_path.has_key? start
766 upstream_path[start] = true
767 upstream_mask ||= ALL_PERMISSIONS
768 nextpaths.each do |head, mask|
771 merged[head][k] ||= v if upstream_mask[k]
773 search_permissions(head, graph, merged, upstream_mask.select { |k,v| v && merged[head][k] }, upstream_path)
775 upstream_path.delete start
779 def create_user_repo_link(repo_name)
780 # repo_name is optional
782 logger.warn ("Repository name not given for #{self.uuid}.")
786 repo = Repository.where(owner_uuid: uuid, name: repo_name).first_or_create!
787 logger.info { "repo uuid: " + repo[:uuid] }
788 repo_perm = Link.where(tail_uuid: uuid, head_uuid: repo.uuid,
789 link_class: "permission",
790 name: "can_manage").first_or_create!
791 logger.info { "repo permission: " + repo_perm[:uuid] }
795 # create login permission for the given vm_uuid, if it does not already exist
796 def create_vm_login_permission_link(vm_uuid, repo_name)
797 # vm uuid is optional
798 return if vm_uuid == ""
800 vm = VirtualMachine.where(uuid: vm_uuid).first
802 logger.warn "Could not find virtual machine for #{vm_uuid.inspect}"
803 raise "No vm found for #{vm_uuid}"
806 logger.info { "vm uuid: " + vm[:uuid] }
808 tail_uuid: uuid, head_uuid: vm.uuid,
809 link_class: "permission", name: "can_login",
814 select { |link| link.properties["username"] == repo_name }.
818 create(login_attrs.merge(properties: {"username" => repo_name}))
820 logger.info { "login permission: " + login_perm[:uuid] }
824 # add the user to the 'All users' group
825 def create_user_group_link
826 #puts "In create_user_group_link"
827 return (Link.where(tail_uuid: self.uuid,
828 head_uuid: all_users_group[:uuid],
829 link_class: 'permission',
830 name: 'can_read').first or
831 Link.create(tail_uuid: self.uuid,
832 head_uuid: all_users_group[:uuid],
833 link_class: 'permission',
837 # Give the special "System group" permission to manage this user and
838 # all of this user's stuff.
839 def add_system_group_permission_link
840 return true if uuid == system_user_uuid
841 act_as_system_user do
842 Link.create(link_class: 'permission',
844 tail_uuid: system_group_uuid,
845 head_uuid: self.uuid)
849 # Send admin notifications
850 def send_admin_notifications
851 AdminNotifier.new_user(self).deliver_now
852 if not self.is_active then
853 AdminNotifier.new_inactive_user(self).deliver_now
857 # Automatically setup if is_active flag turns on
858 def setup_on_activate
859 return if [system_user_uuid, anonymous_user_uuid].include?(self.uuid)
860 if is_active && (new_record? || is_active_changed?)
865 # Automatically setup new user during creation
866 def auto_setup_new_user
869 create_vm_login_permission_link(Rails.configuration.Users.AutoSetupNewUsersWithVmUUID,
871 repo_name = "#{username}/#{username}"
872 if Rails.configuration.Users.AutoSetupNewUsersWithRepository and
873 Repository.where(name: repo_name).first.nil?
874 repo = Repository.create!(name: repo_name, owner_uuid: uuid)
875 Link.create!(tail_uuid: uuid, head_uuid: repo.uuid,
876 link_class: "permission", name: "can_manage")
881 # Send notification if the user saved profile for the first time
882 def send_profile_created_notification
883 if self.prefs_changed?
884 if self.prefs_was.andand.empty? || !self.prefs_was.andand['profile']
885 profile_notification_address = Rails.configuration.Users.UserProfileNotificationAddress
886 ProfileNotifier.profile_created(self, profile_notification_address).deliver_now if profile_notification_address and !profile_notification_address.empty?
891 def verify_repositories_empty
892 unless repositories.first.nil?
893 errors.add(:username, "can't be unset when the user owns repositories")
898 def sync_repository_names
899 old_name_re = /^#{Regexp.escape(username_was)}\//
900 name_sub = "#{username}/"
901 repositories.find_each do |repo|
902 repo.name = repo.name.sub(old_name_re, name_sub)