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*: avoid using default wmi client. (#1590)

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This commit is contained in:
Jan-Otto Kröpke
2024-08-30 00:26:15 +02:00
committed by GitHub
parent 3ce25ff1ef
commit 4f6e6e8b77
74 changed files with 558 additions and 655 deletions
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26
pkg/collector/msmq/msmq.go
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@@ -3,6 +3,7 @@
package msmq
import (
"errors"
"strings"
"github.com/alecthomas/kingpin/v2"
@@ -10,8 +11,8 @@ import (
"github.com/go-kit/log/level"
"github.com/prometheus-community/windows_exporter/pkg/types"
"github.com/prometheus-community/windows_exporter/pkg/utils"
"github.com/prometheus-community/windows_exporter/pkg/wmi"
"github.com/prometheus/client_golang/prometheus"
"github.com/yusufpapurcu/wmi"
)
const Name = "msmq"
@@ -26,7 +27,8 @@ var ConfigDefaults = Config{
// A Collector is a Prometheus Collector for WMI Win32_PerfRawData_MSMQ_MSMQQueue metrics.
type Collector struct {
config Config
config Config
wmiClient *wmi.Client
bytesInJournalQueue *prometheus.Desc
bytesInQueue *prometheus.Desc
@@ -74,9 +76,15 @@ func (c *Collector) Close() error {
return nil
}
func (c *Collector) Build(logger log.Logger) error {
func (c *Collector) Build(logger log.Logger, wmiClient *wmi.Client) error {
logger = log.With(logger, "collector", Name)
if wmiClient == nil || wmiClient.SWbemServicesClient == nil {
return errors.New("wmiClient or SWbemServicesClient is nil")
}
c.wmiClient = wmiClient
if *c.config.QueryWhereClause == "" {
_ = level.Warn(logger).Log("msg", "No where-clause specified for msmq collector. This will generate a very large number of metrics!")
}
@@ -112,7 +120,7 @@ func (c *Collector) Build(logger log.Logger) error {
// to the provided prometheus Metric channel.
func (c *Collector) Collect(_ *types.ScrapeContext, logger log.Logger, ch chan<- prometheus.Metric) error {
logger = log.With(logger, "collector", Name)
if err := c.collect(logger, ch); err != nil {
if err := c.collect(ch); err != nil {
_ = level.Error(logger).Log("msg", "failed collecting msmq metrics", "err", err)
return err
}
@@ -128,11 +136,15 @@ type msmqQueue struct {
MessagesInQueue uint64
}
func (c *Collector) collect(logger log.Logger, ch chan<- prometheus.Metric) error {
func (c *Collector) collect(ch chan<- prometheus.Metric) error {
var dst []msmqQueue
q := wmi.QueryAllForClassWhere(&dst, "Win32_PerfRawData_MSMQ_MSMQQueue", *c.config.QueryWhereClause, logger)
if err := wmi.Query(q, &dst); err != nil {
query := "SELECT * FROM Win32_PerfRawData_MSMQ_MSMQQueue"
if *c.config.QueryWhereClause != "" {
query += " WHERE " + *c.config.QueryWhereClause
}
if err := c.wmiClient.Query(query, &dst); err != nil {
return err
}