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extend metrics and rebuild prometheus exporting logic

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This commit is contained in:
Marco Jantke 2018-01-26 11:58:03 +01:00 • committed by Traefiker
parent fa1f4f761d
commit cc5ee00b89
17 changed files with 997 additions and 226 deletions
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12
healthcheck/healthcheck_test.go
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@ -27,6 +27,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence []bool
wantNumRemovedServers int
wantNumUpsertedServers int
wantGaugeValue float64
}{
{
desc: "healthy server staying healthy",
@ -34,6 +35,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence: []bool{true},
wantNumRemovedServers: 0,
wantNumUpsertedServers: 0,
wantGaugeValue: 1,
},
{
desc: "healthy server becoming sick",
@ -41,6 +43,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence: []bool{false},
wantNumRemovedServers: 1,
wantNumUpsertedServers: 0,
wantGaugeValue: 0,
},
{
desc: "sick server becoming healthy",
@ -48,6 +51,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence: []bool{true},
wantNumRemovedServers: 0,
wantNumUpsertedServers: 1,
wantGaugeValue: 1,
},
{
desc: "sick server staying sick",
@ -55,6 +59,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence: []bool{false},
wantNumRemovedServers: 0,
wantNumUpsertedServers: 0,
wantGaugeValue: 0,
},
{
desc: "healthy server toggling to sick and back to healthy",
@ -62,6 +67,7 @@ func TestSetBackendsConfiguration(t *testing.T) {
healthSequence: []bool{false, true},
wantNumRemovedServers: 1,
wantNumUpsertedServers: 1,
wantGaugeValue: 1,
},
}
@ -89,8 +95,10 @@ func TestSetBackendsConfiguration(t *testing.T) {
backend.disabledURLs = append(backend.disabledURLs, serverURL)
}
collectingMetrics := testhelpers.NewCollectingHealthCheckMetrics()
check := HealthCheck{
Backends: make(map[string]*BackendHealthCheck),
metrics: collectingMetrics,
}
wg := sync.WaitGroup{}
wg.Add(1)
@ -118,6 +126,10 @@ func TestSetBackendsConfiguration(t *testing.T) {
if lb.numUpsertedServers != test.wantNumUpsertedServers {
t.Errorf("got %d upserted servers, wanted %d", lb.numUpsertedServers, test.wantNumUpsertedServers)
}
if collectingMetrics.Gauge.GaugeValue != test.wantGaugeValue {
t.Errorf("got %v ServerUp Gauge, want %v", collectingMetrics.Gauge.GaugeValue, test.wantGaugeValue)
}
})
}
}