REGTESTS: contrib/prometheus-exporter: test NaN values

In order to make sure we detect when we change default behaviour for
some metrics, test the NaN value when it is expected.

Those metrics were listed since our last rework as their default value
changed, unless the appropriate config is set.

Signed-off-by: William Dauchy <wdauchy@gmail.com>

diff --git a/reg-tests/contrib/prometheus.vtc b/reg-tests/contrib/prometheus.vtc
index cdd0f0f..1ebeb29 100644 (file)
--- a/reg-tests/contrib/prometheus.vtc
+++ b/reg-tests/contrib/prometheus.vtc
@@ -10,6 +10,11 @@ server s1 {
        txresp
 } -repeat 2 -start
 
+server s2 {
+       rxreq
+       txresp
+} -repeat 2 -start
+
 haproxy h1 -conf {
     defaults
        mode http
@@ -29,11 +34,13 @@ haproxy h1 -conf {
     backend be
        stick-table type ip size 1m expire 10s store http_req_rate(10s)
        server s1 ${s1_addr}:${s1_port}
+       server s2 ${s2_addr}:${s2_port} check maxqueue 10 maxconn 12 pool-max-conn 42
 } -start
 
 client c1 -connect ${h1_stats_sock} {
        txreq -url "/metrics"
        rxresp
+       # test general metrics
        expect resp.status == 200
        expect resp.body ~ ".*haproxy_process.*"
        expect resp.body ~ ".*haproxy_frontend.*"
@@ -42,6 +49,29 @@ client c1 -connect ${h1_stats_sock} {
        expect resp.body ~ ".*haproxy_server.*"
        expect resp.body ~ ".*haproxy_sticktable.*"
 
+       # test expected NaN values
+       expect resp.body ~ ".*haproxy_server_check_failures_total{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_check_up_down_total{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_check_failures_total{proxy=\"be\",server=\"s2\"} 0.*"
+       expect resp.body ~ ".*haproxy_server_check_up_down_total{proxy=\"be\",server=\"s2\"} 0.*"
+
+       expect resp.body ~ ".*haproxy_server_queue_limit{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_queue_limit{proxy=\"be\",server=\"s2\"} 10.*"
+
+       expect resp.body ~ ".*haproxy_server_limit_sessions{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_limit_sessions{proxy=\"be\",server=\"s2\"} 12.*"
+
+       expect resp.body ~ ".*haproxy_backend_downtime_seconds_total{proxy=\"stats\"} NaN.*"
+       expect resp.body ~ ".*haproxy_backend_downtime_seconds_total{proxy=\"be\"} 0.*"
+       expect resp.body ~ ".*haproxy_server_downtime_seconds_total{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_downtime_seconds_total{proxy=\"be\",server=\"s2\"} 0.*"
+
+       expect resp.body ~ ".*haproxy_server_current_throttle{proxy=\"be\",server=\"s1\"} NaN.*"
+
+       expect resp.body ~ ".*haproxy_server_idle_connections_limit{proxy=\"be\",server=\"s1\"} NaN.*"
+       expect resp.body ~ ".*haproxy_server_idle_connections_limit{proxy=\"be\",server=\"s2\"} 42.*"
+
+       # test scope
        txreq -url "/metrics?scope="
        rxresp
        expect resp.status == 200