DaanHoogland commented on a change in pull request #3575: [WIP DO NOT MERGE]
Health check feature for virtual router
URL: https://github.com/apache/cloudstack/pull/3575#discussion_r367913932
##########
File path:
server/src/main/java/com/cloud/network/router/VirtualNetworkApplianceManagerImpl.java
##########
@@ -1252,39 +1254,60 @@ protected void runInContext() {
for (final DomainRouterVO router : routers) {
GetRouterMonitorResultsAnswer answer =
fetchAndUpdateRouterHealthChecks(router, false);
- String checkFailsToRestartVr =
RouterHealthChecksFailuresToRestartVr.valueIn(router.getDataCenterId());
- if (answer == null) {
- s_logger.warn("Unable to fetch monitor results for
router " + router);
- updateRouterConnectivityHealthCheck(router.getId(),
false, "Communication failed");
- } else if (!answer.getResult()) {
- s_logger.warn("Failed to fetch monitor results from
router " + router + " with details: " + answer.getDetails());
- updateRouterConnectivityHealthCheck(router.getId(),
false, "Failed to fetch results with details: " + answer.getDetails());
- } else {
- updateRouterConnectivityHealthCheck(router.getId(),
true, "Successfully fetched data");
- updateDbHealthChecksFromRouterResponse(router.getId(),
answer.getMonitoringResults());
-
- // Check failing tests and restart if needed
- if (answer.getFailingChecks().size() > 0 &&
StringUtils.isNotBlank(checkFailsToRestartVr)) {
- s_logger.warn("Found failing checks on router " +
router + ". " +
- "Checking failed health checks to see if
router needs reboot");
- for (String failedCheck :
answer.getFailingChecks()) {
-
ActionEventUtils.onActionEvent(User.UID_SYSTEM, Account.ACCOUNT_ID_SYSTEM,
- Domain.ROOT_DOMAIN,
EventTypes.EVENT_ROUTER_HEALTH_CHECKS,
- "Router " + router.getUuid() + " has
failing check " + failedCheck);
- if
(checkFailsToRestartVr.contains(failedCheck)) {
- s_logger.warn("Health Check Alert: Found
failing check " + failedCheck + " in " +
-
RouterHealthChecksFailuresToRestartVrCK + ", attempting restart of router.");
- recreateRouter(router.getId());
- }
- }
- }
- }
+ List<String> failingChecks = getFailingChecks(router,
answer);
Review comment:
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