static Map<Long, RouteRule> route2RouteRule(
List<Route> routes, Map<String, List<String>> clusters) {
Map<Long, RouteRule> rules = new HashMap<Long, RouteRule>();
// route -> RouteRule
if (routes != null && routes.size() > 0) {
for (Route route : routes) {
rules.put(route.getId(), RouteRule.parseQuitely(route));
}
}
// expand the cluster parameters into conditions of routerule
if (clusters != null && clusters.size() > 0) {
Map<Long, RouteRule> rrs = new HashMap<Long, RouteRule>();
for (Map.Entry<Long, RouteRule> entry : rules.entrySet()) {
RouteRule rr = entry.getValue();
Map<String, RouteRule.MatchPair> when =
RouteRuleUtils.expandCondition(
rr.getWhenCondition(), "consumer.cluster", "consumer.host", clusters);
Map<String, RouteRule.MatchPair> then =
RouteRuleUtils.expandCondition(
rr.getThenCondition(), "provider.cluster", "provider.host", clusters);
rrs.put(entry.getKey(), RouteRule.createFromCondition(when, then));
}
rules = rrs;
}
return rules;
}
public static boolean matchRoute(
String consumerAddress,
String consumerQueryUrl,
Route route,
Map<String, List<String>> clusters) {
RouteRule rule = RouteRule.parseQuitely(route);
Map<String, RouteRule.MatchPair> when =
RouteRuleUtils.expandCondition(
rule.getWhenCondition(), "consumer.cluster", "consumer.host", clusters);
Map<String, String> consumerSample = ParseUtils.parseQuery("consumer.", consumerQueryUrl);
final int index = consumerAddress.lastIndexOf(":");
String consumerHost = null;
if (index != -1) {
consumerHost = consumerAddress.substring(0, index);
} else {
consumerHost = consumerAddress;
}
consumerSample.put("consumer.host", consumerHost);
return RouteRuleUtils.isMatchCondition(when, consumerSample, consumerSample);
}