def update_request(session: Session, request: PermissionRequest, user: User,
new_status: str, comment: str) -> None:
"""Update a request.
Args:
session: Database session
request: Request to update
user: User making update
new_status: New status
comment: Comment to include with status change
Raises:
grouper.audit.UserNotAuditor in case we're trying to add an audited permission to a group
without auditors
"""
if request.status == new_status:
# nothing to do
return
# make sure the grant can happen
if new_status == "actioned":
if request.permission.audited:
# will raise UserNotAuditor if no auditors are owners of the group
assert_controllers_are_auditors(request.group)
# all rows we add have the same timestamp
now = datetime.utcnow()
# new status change row
permission_status_change = PermissionRequestStatusChange(
request=request,
user_id=user.id,
from_status=request.status,
to_status=new_status,
change_at=now,
).add(session)
session.flush()
# new comment
Comment(
obj_type=OBJ_TYPES_IDX.index("PermissionRequestStatusChange"),
obj_pk=permission_status_change.id,
user_id=user.id,
comment=comment,
created_on=now,
).add(session)
# update permissionRequest status
request.status = new_status
session.commit()
if new_status == "actioned":
# actually grant permission
try:
grant_permission(session, request.group.id, request.permission.id,
request.argument)
except IntegrityError:
session.rollback()
# audit log
AuditLog.log(
session,
user.id,
"update_perm_request",
"updated permission request to status: {}".format(new_status),
on_group_id=request.group_id,
on_user_id=request.requester_id,
on_permission_id=request.permission.id,
)
session.commit()
# send notification
template_engine = EmailTemplateEngine(settings())
subject_template = template_engine.get_template(
"email/pending_permission_request_subj.tmpl")
subject = "Re: " + subject_template.render(
permission=request.permission.name, group=request.group.name)
if new_status == "actioned":
email_template = "permission_request_actioned"
else:
email_template = "permission_request_cancelled"
email_context = {
"group_name": request.group.name,
"action_taken_by": user.name,
"reason": comment,
"permission_name": request.permission.name,
"argument": request.argument,
}
send_email(session, [request.requester.name], subject, email_template,
settings(), email_context)
def create_request(session: Session, user: User, group: Group,
permission: Permission, argument: str,
reason: str) -> PermissionRequest:
"""Creates an permission request and sends notification to the responsible approvers.
Args:
session: Database session
user: User requesting permission
group: Group requested permission would be applied to
permission: Permission in question to request
argument: argument for the given permission
reason: reason the permission should be granted
Raises:
RequestAlreadyExists: Trying to create a request that is already pending
NoOwnersAvailable: No owner is available for the requested perm + arg.
grouper.audit.UserNotAuditor: The group has owners that are not auditors
"""
# check if group already has perm + arg pair
for _, existing_perm_name, _, existing_perm_argument, _ in group.my_permissions(
):
if permission.name == existing_perm_name and argument == existing_perm_argument:
raise RequestAlreadyGranted()
# check if request already pending for this perm + arg pair
existing_count = (session.query(PermissionRequest).filter(
PermissionRequest.group_id == group.id,
PermissionRequest.permission_id == permission.id,
PermissionRequest.argument == argument,
PermissionRequest.status == "pending",
).count())
if existing_count > 0:
raise RequestAlreadyExists()
# determine owner(s)
owners_by_arg_by_perm = get_owners_by_grantable_permission(
session, separate_global=True)
owner_arg_list = get_owner_arg_list(
session,
permission,
argument,
owners_by_arg_by_perm=owners_by_arg_by_perm)
if not owner_arg_list:
raise NoOwnersAvailable()
if permission.audited:
# will raise UserNotAuditor if any owner of the group is not an auditor
assert_controllers_are_auditors(group)
pending_status = "pending"
now = datetime.utcnow()
# multiple steps to create the request
request = PermissionRequest(
requester_id=user.id,
group_id=group.id,
permission_id=permission.id,
argument=argument,
status=pending_status,
requested_at=now,
).add(session)
session.flush()
request_status_change = PermissionRequestStatusChange(
request=request, user=user, to_status=pending_status,
change_at=now).add(session)
session.flush()
Comment(
obj_type=OBJ_TYPES_IDX.index("PermissionRequestStatusChange"),
obj_pk=request_status_change.id,
user_id=user.id,
comment=reason,
created_on=now,
).add(session)
# send notification
email_context = {
"user_name": user.name,
"group_name": group.name,
"permission_name": permission.name,
"argument": argument,
"reason": reason,
"request_id": request.id,
"references_header": request.reference_id,
}
# TODO: would be nicer if it told you which group you're an approver of
# that's causing this notification
mail_to = []
global_owners = owners_by_arg_by_perm[GLOBAL_OWNERS]["*"]
non_wildcard_owners = [
grant for grant in owner_arg_list if grant[1] != "*"
]
non_global_owners = [
grant for grant in owner_arg_list if grant[0] not in global_owners
]
if any(non_wildcard_owners):
# non-wildcard owners should get all the notifications
mailto_owner_arg_list = non_wildcard_owners
elif any(non_global_owners):
mailto_owner_arg_list = non_global_owners
else:
# only the wildcards so they get the notifications
mailto_owner_arg_list = owner_arg_list
for owner, arg in mailto_owner_arg_list:
if owner.email_address:
mail_to.append(owner.email_address)
else:
mail_to.extend([u for t, u in owner.my_members() if t == "User"])
template_engine = EmailTemplateEngine(settings())
subject_template = template_engine.get_template(
"email/pending_permission_request_subj.tmpl")
subject = subject_template.render(permission=permission.name,
group=group.name)
send_email(session, set(mail_to), subject, "pending_permission_request",
settings(), email_context)
return request
