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memory: fix panics if metrics does not exists (#1960)

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Signed-off-by: Jan-Otto Kröpke <mail@jkroepke.de>
This commit is contained in:
Jan-Otto Kröpke
2025-04-04 23:21:26 +02:00
committed by GitHub
parent 88c929ac6f
commit ecc805f0fa
39 changed files with 565 additions and 364 deletions
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24
internal/collector/udp/udp.go
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@@ -80,18 +80,6 @@ func (c *Collector) Close() error {
}
func (c *Collector) Build(_ *slog.Logger, _ *mi.Session) error {
var err error
c.perfDataCollector4, err = pdh.NewCollector[perfDataCounterValues](pdh.CounterTypeRaw, "UDPv4", nil)
if err != nil {
return fmt.Errorf("failed to create UDPv4 collector: %w", err)
}
c.perfDataCollector6, err = pdh.NewCollector[perfDataCounterValues](pdh.CounterTypeRaw, "UDPv6", nil)
if err != nil {
return fmt.Errorf("failed to create UDPv6 collector: %w", err)
}
c.datagramsNoPortTotal = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "datagram_no_port_total"),
"Number of received UDP datagrams for which there was no application at the destination port",
@@ -117,6 +105,18 @@ func (c *Collector) Build(_ *slog.Logger, _ *mi.Session) error {
nil,
)
var err error
c.perfDataCollector4, err = pdh.NewCollector[perfDataCounterValues](pdh.CounterTypeRaw, "UDPv4", nil)
if err != nil {
return fmt.Errorf("failed to create UDPv4 collector: %w", err)
}
c.perfDataCollector6, err = pdh.NewCollector[perfDataCounterValues](pdh.CounterTypeRaw, "UDPv6", nil)
if err != nil {
return fmt.Errorf("failed to create UDPv6 collector: %w", err)
}
return nil
}