def action(self) -> ActionResult:
if request.var("_action") != "discard":
return None
if not transactions.check_transaction():
return None
if not self._may_discard_changes():
return None
if not self.has_changes():
return None
# Now remove all currently pending changes by simply restoring the last automatically
# taken snapshot. Then activate the configuration. This should revert all pending changes.
file_to_restore = self._get_last_wato_snapshot_file()
if not file_to_restore:
raise MKUserError(None,
_("There is no WATO snapshot to be restored."))
msg = _("Discarded pending changes (Restored %s)") % file_to_restore
# All sites and domains can be affected by a restore: Better restart everything.
_changes.add_change(
"changes-discarded",
msg,
domains=ABCConfigDomain.enabled_domains(),
need_restart=True,
)
self._extract_snapshot(file_to_restore)
activate_changes.execute_activate_changes([
d.get_domain_request([])
for d in ABCConfigDomain.enabled_domains()
])
for site_id in activation_sites():
self.confirm_site_changes(site_id)
build_index_background()
make_header(
html,
self.title(),
breadcrumb=self.breadcrumb(),
show_body_start=display_options.enabled(display_options.H),
show_top_heading=display_options.enabled(display_options.T),
)
html.open_div(class_="wato")
html.show_message(_("Successfully discarded all pending changes."))
html.javascript("hide_changes_buttons();")
html.footer()
return FinalizeRequest(code=200)
def execute(self, api_request):
return activate_changes.execute_activate_changes(
activate_changes.parse_serialized_domain_requests(
api_request.domains))