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_r358144424
##########
File path:
core/src/main/java/com/cloud/agent/resource/virtualnetwork/VirtualRoutingResource.java
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@@ -268,6 +267,49 @@ private CheckS2SVpnConnectionsAnswer
execute(CheckS2SVpnConnectionsCommand cmd)
return new CheckS2SVpnConnectionsAnswer(cmd, result.isSuccess(),
result.getDetails());
}
+ private GetRouterMonitorResultsAnswer
execute(GetRouterMonitorResultsCommand cmd) {
+ String routerIp = cmd.getAccessDetail(NetworkElementCommand.ROUTER_IP);
+ String args = cmd.shouldPerformFreshChecks() ? "true" : "false";
+ s_logger.debug("Fetching health check result for " + routerIp + " and
executing fresh checks: " + args);
+ ExecutionResult result = _vrDeployer.executeInVR(routerIp,
VRScripts.ROUTER_MONITOR_RESULTS, args);
+
+ if (!result.isSuccess()) {
+ s_logger.warn("Result of " + cmd + " failed with details: " +
result.getDetails());
+ return new GetRouterMonitorResultsAnswer(cmd, false, null,
result.getDetails());
+ }
+
+ if (result.getDetails().isEmpty()) {
+ s_logger.warn("Result of " + cmd + " received no details.");
+ return new GetRouterMonitorResultsAnswer(cmd, false, null, "No
results available.");
+ }
+
+ List<String> failingChecks = new ArrayList<>();
+ StringBuilder monitorResults = new StringBuilder();
+ String[] lines = result.getDetails().trim().split("\n");
+ boolean readingFailedChecks = false, readingMonitorResults = false;
+ for (String line : lines) {
+ line = line.trim();
+ if (line.contains("FAILING CHECKS")) {
+ readingFailedChecks = true;
+ readingMonitorResults = false;
+ } else if (line.contains("MONITOR RESULTS")) {
+ readingFailedChecks = false;
+ readingMonitorResults = true;
+ } else if (readingFailedChecks && !readingMonitorResults) {
+ for (String w : line.split(",")) {
+ if (!w.trim().isEmpty()) {
+ failingChecks.add(w.trim());
+ }
+ }
Review comment:
so a nested parser...? or just lexing the errors? factoring this out with a
descriptive method name would make it more readable.
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