McrouterRouteHandlePtr makeFailoverWithExptimeRoute(
RouteHandleFactory<McrouterRouteHandleIf>& factory,
const folly::dynamic& json) {
checkLogic(json.isObject(), "FailoverWithExptimeRoute is not an object");
auto jnormal = json.get_ptr("normal");
checkLogic(jnormal, "FailoverWithExptimeRoute: normal not found");
auto normal = factory.create(*jnormal);
int32_t failoverExptime = 60;
if (auto jexptime = json.get_ptr("failover_exptime")) {
checkLogic(jexptime->isInt(), "FailoverWithExptimeRoute: "
"failover_exptime is not an integer");
failoverExptime = jexptime->getInt();
}
std::vector<McrouterRouteHandlePtr> failover;
if (auto jfailover = json.get_ptr("failover")) {
failover = factory.createList(*jfailover);
}
auto children = getFailoverChildren(std::move(normal),
std::move(failover),
failoverExptime);
return makeFailoverRoute(json, std::move(children));
}
McrouterRouteHandlePtr makeFailoverWithExptimeRoute(
McrouterRouteHandlePtr normal,
std::vector<McrouterRouteHandlePtr> failover,
int32_t failoverExptime,
FailoverErrorsSettings failoverErrors) {
auto children = getFailoverChildren(std::move(normal),
std::move(failover),
failoverExptime);
return makeFailoverRoute(std::move(children),
std::move(failoverErrors),
/* failoverTagging */ false);
}
McrouterRouteHandlePtr makeFailoverRoute(
RouteHandleFactory<McrouterRouteHandleIf>& factory,
const folly::dynamic& json) {
std::vector<McrouterRouteHandlePtr> children;
if (json.isObject()) {
if (auto jchildren = json.get_ptr("children")) {
children = factory.createList(*jchildren);
}
} else {
children = factory.createList(json);
}
return makeFailoverRoute(json, std::move(children));
}
McrouterRouteHandlePtr makeFailoverRoute(
const folly::dynamic& json,
std::vector<McrouterRouteHandlePtr> children) {
FailoverErrorsSettings failoverErrors;
std::unique_ptr<FailoverRateLimiter> rateLimiter;
bool failoverTagging = false;
if (json.isObject()) {
if (auto jFailoverErrors = json.get_ptr("failover_errors")) {
failoverErrors = FailoverErrorsSettings(*jFailoverErrors);
}
if (auto jFailoverTag = json.get_ptr("failover_tag")) {
checkLogic(jFailoverTag->isBool(),
"Failover: failover_tag is not bool");
failoverTagging = jFailoverTag->getBool();
}
if (auto jFailoverLimit = json.get_ptr("failover_limit")) {
rateLimiter = folly::make_unique<FailoverRateLimiter>(*jFailoverLimit);
}
}
return makeFailoverRoute(std::move(children), std::move(failoverErrors),
std::move(rateLimiter), failoverTagging);
}
