end
end
+ def self.setup(user, openid_prefix, repo_name=nil, vm_uuid=nil)
+ login_perm_props = {identity_url_prefix: openid_prefix}
+
+ # Check oid_login_perm
+ oid_login_perms = Link.where(tail_uuid: user.email,
+ head_kind: 'arvados#user',
+ link_class: 'permission',
+ name: 'can_login')
+
+ if !oid_login_perms.any?
+ # create openid login permission
+ oid_login_perm = Link.create(link_class: 'permission',
+ name: 'can_login',
+ tail_kind: 'email',
+ tail_uuid: user.email,
+ head_kind: 'arvados#user',
+ head_uuid: user.uuid,
+ properties: login_perm_props
+ )
+ logger.info { "openid login permission: " + oid_login_perm[:uuid] }
+ else
+ oid_login_perm = oid_login_perms.first
+ end
+
+ return [oid_login_perm] + user.setup_repo_vm_links(repo_name, vm_uuid)
+ end
+
+ # create links
+ def setup_repo_vm_links(repo_name, vm_uuid)
+ repo_perm = create_user_repo_link repo_name
+ vm_login_perm = create_vm_login_permission_link vm_uuid, repo_name
+ group_perm = create_user_group_link
+
+ return [repo_perm, vm_login_perm, group_perm, self].compact
+ end
+
+ # delete user signatures, login, repo, and vm perms, and mark as inactive
+ def unsetup
+ # delete oid_login_perms for this user
+ oid_login_perms = Link.where(tail_uuid: self.email,
+ head_kind: 'arvados#user',
+ link_class: 'permission',
+ name: 'can_login')
+ oid_login_perms.each do |perm|
+ Link.delete perm
+ end
+
+ # delete repo_perms for this user
+ repo_perms = Link.where(tail_uuid: self.uuid,
+ head_kind: 'arvados#repository',
+ link_class: 'permission',
+ name: 'can_write')
+ repo_perms.each do |perm|
+ Link.delete perm
+ end
+
+ # delete vm_login_perms for this user
+ vm_login_perms = Link.where(tail_uuid: self.uuid,
+ head_kind: 'arvados#virtualMachine',
+ link_class: 'permission',
+ name: 'can_login')
+ vm_login_perms.each do |perm|
+ Link.delete perm
+ end
+
+ # delete any signatures by this user
+ signed_uuids = Link.where(link_class: 'signature',
+ tail_kind: 'arvados#user',
+ tail_uuid: self.uuid)
+ signed_uuids.each do |sign|
+ Link.delete sign
+ end
+
+ # mark the user as inactive
+ self.is_active = false
+ self.save!
+
+ return self
+ end
+
protected
def permission_to_update
upstream_path.delete start
merged
end
+
+ def create_user_repo_link(repo_name)
+ # repo_name is optional
+ if not repo_name
+ logger.warn ("Repository name not given for #{self.uuid}.")
+ 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_kind: 'arvados#repository',
+ head_uuid: repo[:uuid],
+ link_class: 'permission',
+ name: 'can_write')
+ 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)
+ logger.info { "repo uuid: " + repo[:uuid] }
+
+ repo_perm = Link.create(tail_kind: 'arvados#user',
+ tail_uuid: self.uuid,
+ head_kind: 'arvados#repository',
+ head_uuid: repo[:uuid],
+ link_class: 'permission',
+ name: 'can_write')
+ 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
+
+ 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] }
+
+ login_perms = Link.where(tail_uuid: self.uuid,
+ head_uuid: vm[:uuid],
+ head_kind: 'arvados#virtualMachine',
+ link_class: 'permission',
+ name: 'can_login')
+ if !login_perms.any?
+ login_perm = Link.create(tail_kind: 'arvados#user',
+ tail_uuid: self.uuid,
+ head_kind: 'arvados#virtualMachine',
+ head_uuid: vm[:uuid],
+ link_class: 'permission',
+ name: 'can_login',
+ properties: {username: repo_name})
+ logger.info { "login permission: " + login_perm[:uuid] }
+ else
+ login_perm = login_perms.first
+ end
+
+ return login_perm
+ end
+ end
+
+ # add the user to the 'All users' group
+ def create_user_group_link
+ # Look up the "All users" group (we expect uuid *-*-fffffffffffffff).
+ group = Group.where(name: 'All users').select do |g|
+ g[:uuid].match /-f+$/
+ end.first
+
+ if not group
+ logger.warn "No 'All users' group with uuid '*-*-fffffffffffffff'."
+ raise "No 'All users' group with uuid '*-*-fffffffffffffff' is found"
+ else
+ logger.info { "\"All users\" group uuid: " + group[:uuid] }
+
+ group_perms = Link.where(tail_uuid: self.uuid,
+ head_uuid: group[:uuid],
+ head_kind: 'arvados#group',
+ link_class: 'permission',
+ name: 'can_read')
+
+ if !group_perms.any?
+ group_perm = Link.create(tail_kind: 'arvados#user',
+ tail_uuid: self.uuid,
+ head_kind: 'arvados#group',
+ head_uuid: group[:uuid],
+ link_class: 'permission',
+ name: 'can_read')
+ logger.info { "group permission: " + group_perm[:uuid] }
+ else
+ group_perm = group_perms.first
+ end
+
+ return group_perm
+ end
+ end
+
end