// Convenience functions for common matcher combinations.
func ptrMatchAllFields(fields gstruct.Fields) types.GomegaMatcher {
return gstruct.PointTo(gstruct.MatchAllFields(fields))
}
maxStartAge = time.Hour * 24 * 365 // 1 year
maxStatsAge = time.Minute
)
fsCapacityBounds := bounded(100*mb, 100*gb)
// Expectations for system containers.
sysContExpectations := gstruct.MatchAllFields(gstruct.Fields{
"Name": gstruct.Ignore(),
"StartTime": recent(maxStartAge),
"CPU": ptrMatchAllFields(gstruct.Fields{
"Time": recent(maxStatsAge),
"UsageNanoCores": bounded(100000, 2E9),
"UsageCoreNanoSeconds": bounded(10000000, 1E15),
}),
"Memory": ptrMatchAllFields(gstruct.Fields{
"Time": recent(maxStatsAge),
// We don't limit system container memory.
"AvailableBytes": BeNil(),
"UsageBytes": bounded(1*mb, 10*gb),
"WorkingSetBytes": bounded(1*mb, 10*gb),
"RSSBytes": bounded(1*mb, 1*gb),
"PageFaults": bounded(1000, 1E9),
"MajorPageFaults": bounded(0, 100000),
}),
"Rootfs": BeNil(),
"Logs": BeNil(),
"UserDefinedMetrics": BeEmpty(),
})
systemContainers := gstruct.Elements{
"kubelet": sysContExpectations,
"runtime": sysContExpectations,
}
// The Kubelet only manages the 'misc' system container if the host is not running systemd.