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fix: add missing concurrency lock (#2098)

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This commit is contained in:
Jan-Otto Kröpke
2025-07-04 11:14:49 +02:00
committed by GitHub
parent 7377d48f07
commit c3043693df
3 changed files with 23 additions and 7 deletions
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13
internal/collector/service/service.go
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@@ -143,7 +143,7 @@ func (c *Collector) Build(logger *slog.Logger, _ *mi.Session) error {
},
}
c.queryAllServicesBuffer = make([]byte, 1024*100)
c.queryAllServicesBuffer = make([]byte, 1024*200)
c.info = prometheus.NewDesc(
prometheus.BuildFQName(types.Namespace, Name, "info"),
@@ -242,6 +242,15 @@ func (c *Collector) Collect(ch chan<- prometheus.Metric) error {
}
func (c *Collector) collectWorker(ch chan<- prometheus.Metric, service windows.ENUM_SERVICE_STATUS_PROCESS) {
if uintptr(unsafe.Pointer(service.ServiceName)) == uintptr(windows.InvalidHandle) {
c.logger.Log(context.Background(), slog.LevelWarn, "failed collecting service info",
slog.String("err", "ServiceName is 0xffffffffffffffff"),
slog.String("service", fmt.Sprintf("%+v", service)),
)
return
}
serviceName := windows.UTF16PtrToString(service.ServiceName)
if c.config.ServiceExclude.MatchString(serviceName) || !c.config.ServiceInclude.MatchString(serviceName) {
@@ -375,6 +384,8 @@ func (c *Collector) queryAllServices() ([]windows.ENUM_SERVICE_STATUS_PROCESS, e
err error
)
clear(c.queryAllServicesBuffer)
for {
currentBufferSize := uint32(cap(c.queryAllServicesBuffer))