allow_nil: true)
before_update :prevent_privilege_escalation
before_update :prevent_inactive_admin
+ before_update :verify_repositories_empty, :if => Proc.new { |user|
+ user.username.nil? and user.username_changed?
+ }
before_create :check_auto_admin
before_create :set_initial_username, :if => Proc.new { |user|
user.username.nil? and user.email
}
after_create :add_system_group_permission_link
- after_create :auto_setup_new_user
+ after_create :auto_setup_new_user, :if => Proc.new { |user|
+ Rails.configuration.auto_setup_new_users and
+ (user.uuid != system_user_uuid) and
+ (user.uuid != anonymous_user_uuid)
+ }
after_create :send_admin_notifications
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?)
+ }
has_many :authorized_keys, :foreign_key => :authorized_user_uuid, :primary_key => :uuid
+ has_many :repositories, foreign_key: :owner_uuid, primary_key: :uuid
api_accessible :user, extend: :common do |t|
t.add :email
def is_invited
!!(self.is_active ||
Rails.configuration.new_users_are_active ||
- self.groups_i_can(:read).select { |x| x.match /-f+$/ }.first)
+ self.groups_i_can(:read).select { |x| x.match(/-f+$/) }.first)
end
def groups_i_can(verb)
true
end
- def self.invalidate_permissions_cache
- Rails.cache.delete_matched(/^groups_for_user_/)
+ 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(/^groups_for_user_/)
+ end
end
# Return a hash of {group_uuid: perm_hash} where perm_hash[:read]
# The permission graph is built by repeatedly enumerating all
# permission links reachable from self.uuid, and then calling
# search_permissions
- def group_permissions
- Rails.cache.fetch "groups_for_user_#{self.uuid}" do
+ def calculate_group_permissions
permissions_from = {}
todo = {self.uuid => true}
done = {}
end
end
end
- search_permissions(self.uuid, permissions_from)
+ perms = search_permissions(self.uuid, permissions_from)
+ Rails.cache.write "groups_for_user_#{self.uuid}", perms
+ 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 "groups_for_user_#{self.uuid}"
+ if r.nil?
+ if Rails.configuration.async_permissions_update
+ while r.nil?
+ sleep(0.1)
+ r = Rails.cache.read "groups_for_user_#{self.uuid}"
+ end
+ else
+ r = calculate_group_permissions
+ end
end
+ r
end
def self.setup(user, openid_prefix, repo_name=nil, vm_uuid=nil)
def setup_repo_vm_links(repo_name, vm_uuid, openid_prefix)
oid_login_perm = create_oid_login_perm openid_prefix
repo_perm = create_user_repo_link repo_name
- vm_login_perm = create_vm_login_permission_link vm_uuid, repo_name
+ vm_login_perm = create_vm_login_permission_link vm_uuid, username
group_perm = create_user_group_link
return [oid_login_perm, repo_perm, vm_login_perm, group_perm, self].compact
# delete "All users" group read permissions for this user
group = Group.where(name: 'All users').select do |g|
- g[:uuid].match /-f+$/
+ g[:uuid].match(/-f+$/)
end.first
Link.destroy_all(tail_uuid: self.uuid,
head_uuid: group[:uuid],
self.save!
end
+ def set_initial_username(requested: false)
+ if !requested.is_a?(String) || requested.empty?
+ email_parts = email.partition("@")
+ local_parts = email_parts.first.partition("+")
+ if email_parts.any?(&:empty?)
+ return
+ elsif not local_parts.first.empty?
+ requested = local_parts.first
+ else
+ requested = email_parts.first
+ end
+ end
+ requested.sub!(/^[^A-Za-z]+/, "")
+ requested.gsub!(/[^A-Za-z0-9]/, "")
+ unless requested.empty?
+ self.username = find_usable_username_from(requested)
+ end
+ end
+
protected
def ensure_ownership_path_leads_to_user
self.class.
where("username like '#{pattern}'").
select(:username).
- order(username: :asc).
- find_each do |other_user|
+ order('username asc').
+ each do |other_user|
if other_user.username > next_username
break
elsif other_user.username == next_username
nil
end
- def set_initial_username
- email_parts = email.partition("@")
- local_parts = email_parts.first.partition("+")
- if email_parts.any?(&:empty?)
- return
- elsif not local_parts.first.empty?
- base_username = local_parts.first
- else
- base_username = email_parts.first
- end
- base_username.sub!(/^[^A-Za-z]+/, "")
- base_username.gsub!(/[^A-Za-z0-9]/, "")
- unless base_username.empty?
- self.username = find_usable_username_from(base_username)
- end
- end
-
def prevent_privilege_escalation
if current_user.andand.is_admin
return true
return
end
- # Check for an existing repository with the same name we're about to use.
- repo = Repository.where(name: repo_name).first
-
- if repo
- logger.warn "Repository exists for #{repo_name}: #{repo[:uuid]}."
-
- # Look for existing repository access for this repo
- repo_perms = Link.where(tail_uuid: self.uuid,
- head_uuid: repo[:uuid],
- link_class: 'permission',
- name: 'can_manage')
- if repo_perms.any?
- logger.warn "User already has repository access " +
- repo_perms.collect { |p| p[:uuid] }.inspect
- return repo_perms.first
- end
- end
-
- # create repo, if does not already exist
- repo ||= Repository.create(name: repo_name)
+ repo = Repository.where(owner_uuid: uuid, name: repo_name).first_or_create!
logger.info { "repo uuid: " + repo[:uuid] }
-
- repo_perm = Link.create(tail_uuid: self.uuid,
- head_uuid: repo[:uuid],
- link_class: 'permission',
- name: 'can_manage')
+ repo_perm = Link.where(tail_uuid: uuid, head_uuid: repo.uuid,
+ link_class: "permission",
+ name: "can_manage").first_or_create!
logger.info { "repo permission: " + repo_perm[:uuid] }
return repo_perm
end
# create login permission for the given vm_uuid, if it does not already exist
def create_vm_login_permission_link(vm_uuid, repo_name)
- begin
-
- # vm uuid is optional
- if vm_uuid
- vm = VirtualMachine.where(uuid: vm_uuid).first
+ # vm uuid is optional
+ if vm_uuid
+ vm = VirtualMachine.where(uuid: vm_uuid).first
- if not vm
- logger.warn "Could not find virtual machine for #{vm_uuid.inspect}"
- raise "No vm found for #{vm_uuid}"
- end
- else
- return
+ if not vm
+ logger.warn "Could not find virtual machine for #{vm_uuid.inspect}"
+ raise "No vm found for #{vm_uuid}"
end
+ else
+ return
+ end
- logger.info { "vm uuid: " + vm[:uuid] }
+ logger.info { "vm uuid: " + vm[:uuid] }
+ login_attrs = {
+ tail_uuid: uuid, head_uuid: vm.uuid,
+ link_class: "permission", name: "can_login",
+ }
- login_perms = Link.where(tail_uuid: self.uuid,
- head_uuid: vm[:uuid],
- link_class: 'permission',
- name: 'can_login')
+ login_perm = Link.
+ where(login_attrs).
+ select { |link| link.properties["username"] == repo_name }.
+ first
- perm_exists = false
- login_perms.each do |perm|
- if perm.properties['username'] == repo_name
- perm_exists = perm
- break
- end
- end
+ login_perm ||= Link.
+ create(login_attrs.merge(properties: {"username" => repo_name}))
- if perm_exists
- login_perm = perm_exists
- else
- login_perm = Link.create(tail_uuid: self.uuid,
- head_uuid: vm[:uuid],
- link_class: 'permission',
- name: 'can_login',
- properties: {'username' => repo_name})
- logger.info { "login permission: " + login_perm[:uuid] }
- end
-
- return login_perm
- end
+ logger.info { "login permission: " + login_perm[:uuid] }
+ login_perm
end
# add the user to the 'All users' group
# Automatically setup new user during creation
def auto_setup_new_user
- return true if !Rails.configuration.auto_setup_new_users
- return true if !self.email
- return true if self.uuid == system_user_uuid
- return true if self.uuid == anonymous_user_uuid
-
- if Rails.configuration.auto_setup_new_users_with_vm_uuid ||
- Rails.configuration.auto_setup_new_users_with_repository
- username = self.email.partition('@')[0] if self.email
- return true if !username
-
- blacklisted_usernames = Rails.configuration.auto_setup_name_blacklist
- if blacklisted_usernames.include?(username)
- return true
- elsif !(/^[a-zA-Z][-._a-zA-Z0-9]{0,30}[a-zA-Z0-9]$/.match(username))
- return true
- else
- return true if !(username = derive_unique_username username)
- end
- end
-
- # setup user
- setup_repo_vm_links(username,
- Rails.configuration.auto_setup_new_users_with_vm_uuid,
- Rails.configuration.default_openid_prefix)
- end
-
- # Find a username that starts with the given string and does not collide
- # with any existing repository name or VM login name
- def derive_unique_username username
- while true
- if Repository.where(name: username).empty?
- login_collisions = Link.where(link_class: 'permission',
- name: 'can_login').select do |perm|
- perm.properties['username'] == username
- end
- return username if login_collisions.empty?
+ setup_repo_vm_links(nil, nil, Rails.configuration.default_openid_prefix)
+ if username
+ create_vm_login_permission_link(Rails.configuration.auto_setup_new_users_with_vm_uuid,
+ username)
+ repo_name = "#{username}/#{username}"
+ if Rails.configuration.auto_setup_new_users_with_repository and
+ Repository.where(name: repo_name).first.nil?
+ repo = Repository.create!(name: repo_name, owner_uuid: uuid)
+ Link.create!(tail_uuid: uuid, head_uuid: repo.uuid,
+ link_class: "permission", name: "can_manage")
end
- username = username + SecureRandom.random_number(10).to_s
end
end
end
end
+ def verify_repositories_empty
+ unless repositories.first.nil?
+ errors.add(:username, "can't be unset when the user owns repositories")
+ false
+ end
+ end
+
+ def sync_repository_names
+ old_name_re = /^#{Regexp.escape(username_was)}\//
+ name_sub = "#{username}/"
+ repositories.find_each do |repo|
+ repo.name = repo.name.sub(old_name_re, name_sub)
+ repo.save!
+ end
+ end
end
projects / arvados.git / blobdiff