# SPDX-License-Identifier: AGPL-3.0
require 'can_be_an_owner'
-require 'refresh_permission_view'
class User < ArvadosModel
include HasUuid
user.username.nil? and user.username_changed?
}
before_update :setup_on_activate
+
before_create :check_auto_admin
before_create :set_initial_username, :if => Proc.new { |user|
user.username.nil? and user.email
}
+ after_create :after_ownership_change
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.Users.AutoSetupNewUsers and
(user.uuid != system_user_uuid) and
(user.uuid != anonymous_user_uuid)
}
after_create :send_admin_notifications
+
+ before_update :before_ownership_change
+ after_update :after_ownership_change
after_update :send_profile_created_notification
after_update :sync_repository_names, :if => Proc.new { |user|
(user.uuid != system_user_uuid) and
user.username_changed? and
(not user.username_was.nil?)
}
+ before_destroy :clear_permissions
+ after_destroy :check_permissions
has_many :authorized_keys, :foreign_key => :authorized_user_uuid, :primary_key => :uuid
has_many :repositories, foreign_key: :owner_uuid, primary_key: :uuid
{read: true, write: true},
{read: true, write: true, manage: true}]
+ VAL_FOR_PERM =
+ {:read => 1,
+ :write => 2,
+ :manage => 3}
+
+
def full_name
"#{first_name} #{last_name}".strip
end
end
def groups_i_can(verb)
- my_groups = self.group_permissions.select { |uuid, mask| mask[verb] }.keys
+ my_groups = self.group_permissions(VAL_FOR_PERM[verb]).keys
if verb == :read
my_groups << anonymous_group_uuid
end
end
end
next if target_uuid == self.uuid
- next if (group_permissions[target_uuid] and
- group_permissions[target_uuid][action])
- if target.respond_to? :owner_uuid
- next if target.owner_uuid == self.uuid
- next if (group_permissions[target.owner_uuid] and
- group_permissions[target.owner_uuid][action])
- end
- sufficient_perms = case action
- when :manage
- ['can_manage']
- when :write
- ['can_manage', 'can_write']
- when :read
- ['can_manage', 'can_write', 'can_read']
- else
- # (Skip this kind of permission opportunity
- # if action is an unknown permission type)
- end
- if sufficient_perms
- # Check permission links with head_uuid pointing directly at
- # the target object. If target is a Group, this is redundant
- # and will fail except [a] if permission caching is broken or
- # [b] during a race condition, where a permission link has
- # *just* been added.
- if Link.where(link_class: 'permission',
- name: sufficient_perms,
- tail_uuid: groups_i_can(action) + [self.uuid],
- head_uuid: target_uuid).any?
- next
- end
+
+ target_owner_uuid = target.owner_uuid if target.respond_to? :owner_uuid
+
+ unless ActiveRecord::Base.connection.
+ exec_query(%{
+SELECT 1 FROM #{PERMISSION_VIEW}
+ WHERE user_uuid = $1 and
+ ((target_uuid = $2 and perm_level >= $3)
+ or (target_uuid = $4 and perm_level >= $3 and traverse_owned))
+},
+ # "name" arg is a query label that appears in logs:
+ "user_can_query",
+ [[nil, self.uuid],
+ [nil, target_uuid],
+ [nil, VAL_FOR_PERM[action]],
+ [nil, target_owner_uuid]]
+ ).any?
+ return false
end
- return false
end
true
end
- def self.invalidate_permissions_cache(async=false)
- refresh_permission_view(async)
+ def before_ownership_change
+ if owner_uuid_changed? and !self.owner_uuid_was.nil?
+ MaterializedPermission.where(user_uuid: owner_uuid_was, target_uuid: uuid).delete_all
+ update_permissions self.owner_uuid_was, self.uuid, 0
+ end
+ end
+
+ def after_ownership_change
+ if owner_uuid_changed?
+ update_permissions self.owner_uuid, self.uuid, 3
+ end
end
- def invalidate_permissions_cache
- User.invalidate_permissions_cache
+ def clear_permissions
+ update_permissions self.owner_uuid, self.uuid, 0
+ MaterializedPermission.where("user_uuid = ? or target_uuid = ?", uuid, uuid).delete_all
+ end
+
+ def check_permissions
+ check_permissions_against_full_refresh
end
# Return a hash of {user_uuid: group_perms}
def self.all_group_permissions
all_perms = {}
ActiveRecord::Base.connection.
- exec_query("SELECT user_uuid, target_owner_uuid, perm_level, trashed
+ exec_query("SELECT user_uuid, target_uuid, perm_level
FROM #{PERMISSION_VIEW}
- WHERE target_owner_uuid IS NOT NULL",
+ WHERE traverse_owned",
# "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_group_permissions").
+ rows.each do |user_uuid, group_uuid, max_p_val|
all_perms[user_uuid] ||= {}
all_perms[user_uuid][group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
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
- group_perms = {self.uuid => {:read => true, :write => true, :manage => true}}
+ def group_permissions(level=1)
+ group_perms = {}
ActiveRecord::Base.connection.
- exec_query("SELECT target_owner_uuid, perm_level, trashed
- FROM #{PERMISSION_VIEW}
- WHERE user_uuid = $1
- AND target_owner_uuid IS NOT NULL",
+ exec_query(%{
+SELECT target_uuid, perm_level
+ FROM #{PERMISSION_VIEW}
+ WHERE user_uuid = $1 and perm_level >= $2
+},
# "name" arg is a query label that appears in logs:
- "group_permissions for #{uuid}",
+ "group_permissions_for_user",
# "binds" arg is an array of [col_id, value] for '$1' vars:
- [[nil, uuid]],
- ).rows.each do |group_uuid, max_p_val, trashed|
+ [[nil, uuid],
+ [nil, level]]).
+ rows.each do |group_uuid, max_p_val|
group_perms[group_uuid] = PERMS_FOR_VAL[max_p_val.to_i]
end
group_perms
self.uuid = new_uuid
save!(validate: false)
change_all_uuid_refs(old_uuid: old_uuid, new_uuid: new_uuid)
+ ActiveRecord::Base.connection.exec_update %{
+update #{PERMISSION_VIEW} set user_uuid=$1 where user_uuid = $2
+},
+ 'User.update_uuid.update_permissions_user_uuid',
+ [[nil, new_uuid],
+ [nil, old_uuid]]
+ ActiveRecord::Base.connection.exec_update %{
+update #{PERMISSION_VIEW} set target_uuid=$1 where target_uuid = $2
+},
+ 'User.update_uuid.update_permissions_target_uuid',
+ [[nil, new_uuid],
+ [nil, old_uuid]]
end
end
raise "user does not exist" if !new_user
raise "cannot merge to an already merged user" if new_user.redirect_to_user_uuid
+ self.clear_permissions
+
# If 'self' is a remote user, don't transfer authorizations
# (i.e. ability to access the account) to the new user, because
# that gives the remote site the ability to access the 'new'
if redirect_to_new_user
update_attributes!(redirect_to_user_uuid: new_user.uuid, username: nil)
end
- invalidate_permissions_cache
+ update_permissions self.owner_uuid, self.uuid, 3, false
+ update_permissions new_user.owner_uuid, new_user.uuid, 3
end
end
projects / arvados.git / blobdiff