# SPDX-License-Identifier: AGPL-3.0
require 'can_be_an_owner'
+require 'refresh_permission_view'
class User < ArvadosModel
include HasUuid
include CommonApiTemplate
include CanBeAnOwner
- # To avoid upgrade bugs, when changing the permission cache value
- # format, change PERM_CACHE_PREFIX too:
- PERM_CACHE_PREFIX = "perm_v20170725_"
- PERM_CACHE_TTL = 172800
-
serialize :prefs, Hash
has_many :api_client_authorizations
validates(:username,
before_create :set_initial_username, :if => Proc.new { |user|
user.username.nil? and user.email
}
+ after_create :setup_on_activate
after_create :add_system_group_permission_link
+ after_create :invalidate_permissions_cache
after_create :auto_setup_new_user, :if => Proc.new { |user|
Rails.configuration.auto_setup_new_users and
(user.uuid != system_user_uuid) and
has_many :authorized_keys, :foreign_key => :authorized_user_uuid, :primary_key => :uuid
has_many :repositories, foreign_key: :owner_uuid, primary_key: :uuid
+ default_scope { where('redirect_to_user_uuid is null') }
+
api_accessible :user, extend: :common do |t|
t.add :email
t.add :username
true
end
- def self.invalidate_permissions_cache(timestamp=nil)
- if Rails.configuration.async_permissions_update
- timestamp = DbCurrentTime::db_current_time.to_i if timestamp.nil?
- connection.execute "NOTIFY invalidate_permissions_cache, '#{timestamp}'"
- else
- Rails.cache.delete_matched(/^#{PERM_CACHE_PREFIX}/)
- end
+ def self.invalidate_permissions_cache(async=false)
+ refresh_permission_view(async)
+ end
+
+ def invalidate_permissions_cache
+ User.invalidate_permissions_cache
end
# Return a hash of {user_uuid: group_perms}
def self.all_group_permissions
- install_view('permission')
all_perms = {}
ActiveRecord::Base.connection.
- exec_query('SELECT user_uuid, target_owner_uuid, max(perm_level), max(trashed)
- FROM permission_view
- WHERE target_owner_uuid IS NOT NULL
- GROUP BY user_uuid, target_owner_uuid',
+ exec_query("SELECT user_uuid, target_owner_uuid, perm_level, trashed
+ FROM #{PERMISSION_VIEW}
+ WHERE target_owner_uuid IS NOT NULL",
# "name" arg is a query label that appears in logs:
"all_group_permissions",
).rows.each do |user_uuid, group_uuid, max_p_val, trashed|
- all_perms[user_uuid] ||= {user_uuid => {:read => true, :write => true, :manage => true}}
+ all_perms[user_uuid] ||= {}
all_perms[user_uuid][group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
end
all_perms
# Return a hash of {group_uuid: perm_hash} where perm_hash[:read]
# and perm_hash[:write] are true if this user can read and write
# objects owned by group_uuid.
- def calculate_group_permissions
- self.class.install_view('permission')
-
+ def group_permissions
group_perms = {self.uuid => {:read => true, :write => true, :manage => true}}
ActiveRecord::Base.connection.
- exec_query('SELECT target_owner_uuid, max(perm_level), max(trashed)
- FROM permission_view
+ exec_query("SELECT target_owner_uuid, perm_level, trashed
+ FROM #{PERMISSION_VIEW}
WHERE user_uuid = $1
- AND target_owner_uuid IS NOT NULL
- GROUP BY target_owner_uuid',
+ AND target_owner_uuid IS NOT NULL",
# "name" arg is a query label that appears in logs:
"group_permissions for #{uuid}",
# "binds" arg is an array of [col_id, value] for '$1' vars:
).rows.each do |group_uuid, max_p_val, trashed|
group_perms[group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
end
- Rails.cache.write "#{PERM_CACHE_PREFIX}#{self.uuid}", group_perms, expires_in: PERM_CACHE_TTL
group_perms
end
- # Return a hash of {group_uuid: perm_hash} where perm_hash[:read]
- # and perm_hash[:write] are true if this user can read and write
- # objects owned by group_uuid.
- def group_permissions
- r = Rails.cache.read "#{PERM_CACHE_PREFIX}#{self.uuid}"
- if r.nil?
- if Rails.configuration.async_permissions_update
- while r.nil?
- sleep(0.1)
- r = Rails.cache.read "#{PERM_CACHE_PREFIX}#{self.uuid}"
- end
- else
- r = calculate_group_permissions
- end
- end
- r
- end
-
# create links
def setup(openid_prefix:, repo_name: nil, vm_uuid: nil)
oid_login_perm = create_oid_login_perm openid_prefix
end
end
+ def update_uuid(new_uuid:)
+ if !current_user.andand.is_admin
+ raise PermissionDeniedError
+ end
+ if uuid == system_user_uuid || uuid == anonymous_user_uuid
+ raise "update_uuid cannot update system accounts"
+ end
+ if self.class != self.class.resource_class_for_uuid(new_uuid)
+ raise "invalid new_uuid #{new_uuid.inspect}"
+ end
+ transaction(requires_new: true) do
+ reload
+ old_uuid = self.uuid
+ self.uuid = new_uuid
+ save!(validate: false)
+ change_all_uuid_refs(old_uuid: old_uuid, new_uuid: new_uuid)
+ end
+ end
+
+ # Move this user's (i.e., self's) owned items into new_owner_uuid.
+ # Also redirect future uses of this account to
+ # redirect_to_user_uuid, i.e., when a caller authenticates to this
+ # account in the future, the account redirect_to_user_uuid account
+ # will be used instead.
+ #
+ # current_user must have admin privileges, i.e., the caller is
+ # responsible for checking permission to do this.
+ def merge(new_owner_uuid:, redirect_to_user_uuid:)
+ raise PermissionDeniedError if !current_user.andand.is_admin
+ raise "not implemented" if !redirect_to_user_uuid
+ transaction(requires_new: true) do
+ reload
+ raise "cannot merge an already merged user" if self.redirect_to_user_uuid
+
+ new_user = User.where(uuid: redirect_to_user_uuid).first
+ raise "user does not exist" if !new_user
+ raise "cannot merge to an already merged user" if new_user.redirect_to_user_uuid
+
+ # Existing API tokens are updated to authenticate to the new
+ # user.
+ ApiClientAuthorization.
+ where(user_id: id).
+ update_all(user_id: new_user.id)
+
+ # References to the old user UUID in the context of a user ID
+ # (rather than a "home project" in the project hierarchy) are
+ # updated to point to the new user.
+ [
+ [AuthorizedKey, :owner_uuid],
+ [AuthorizedKey, :authorized_user_uuid],
+ [Repository, :owner_uuid],
+ [Link, :owner_uuid],
+ [Link, :tail_uuid],
+ [Link, :head_uuid],
+ ].each do |klass, column|
+ klass.where(column => uuid).update_all(column => new_user.uuid)
+ end
+
+ # References to the merged user's "home project" are updated to
+ # point to new_owner_uuid.
+ ActiveRecord::Base.descendants.reject(&:abstract_class?).each do |klass|
+ next if [ApiClientAuthorization,
+ AuthorizedKey,
+ Link,
+ Log,
+ Repository].include?(klass)
+ next if !klass.columns.collect(&:name).include?('owner_uuid')
+ klass.where(owner_uuid: uuid).update_all(owner_uuid: new_owner_uuid)
+ end
+
+ update_attributes!(redirect_to_user_uuid: new_user.uuid)
+ invalidate_permissions_cache
+ end
+ end
+
protected
+ def change_all_uuid_refs(old_uuid:, new_uuid:)
+ ActiveRecord::Base.descendants.reject(&:abstract_class?).each do |klass|
+ klass.columns.each do |col|
+ if col.name.end_with?('_uuid')
+ column = col.name.to_sym
+ klass.where(column => old_uuid).update_all(column => new_uuid)
+ end
+ end
+ end
+ end
+
def ensure_ownership_path_leads_to_user
true
end
def permission_to_update
- if username_changed?
+ if username_changed? || redirect_to_user_uuid_changed?
current_user.andand.is_admin
else
# users must be able to update themselves (even if they are
def permission_to_create
current_user.andand.is_admin or
- (self == current_user and
+ (self == current_user &&
+ self.redirect_to_user_uuid.nil? &&
self.is_active == Rails.configuration.new_users_are_active)
end
end
0.upto(6).each do |suffix_len|
pattern = "%s%s" % [quoted_name, "_" * suffix_len]
- self.class.
+ self.class.unscoped.
where("username like '#{pattern}'").
select(:username).
order('username asc').
end
if self.is_active_changed?
if self.is_active != self.is_active_was
- logger.warn "User #{current_user.uuid} tried to change is_active from #{self.is_admin_was} to #{self.is_admin} for #{self.uuid}"
+ logger.warn "User #{current_user.uuid} tried to change is_active from #{self.is_active_was} to #{self.is_active} for #{self.uuid}"
self.is_active = self.is_active_was
end
end
if !oid_login_perms.any?
# create openid login permission
- oid_login_perm = Link.create(link_class: 'permission',
+ oid_login_perm = Link.create!(link_class: 'permission',
name: 'can_login',
tail_uuid: self.email,
head_uuid: self.uuid,