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Add configuration for turning profiling on/off #399

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Aug 15, 2024
Merged

Add configuration for turning profiling on/off #399

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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,8 @@ docker build .
* `NSM_LOG_LEVEL` - Log level (default: "INFO")
* `NSM_OPEN_TELEMETRY_ENDPOINT` - OpenTelemetry Collector Endpoint (default: "otel-collector.observability.svc.cluster.local:4317")
* `NSM_METRICS_EXPORT_INTERVAL` - interval between mertics exports (default: "10s")
* `NSM_PPROF_ENABLED` - is pprof enabled (default: "false")
* `NSM_PPROF_LISTEN_ON` - pprof URL to ListenAndServe (default: "localhost:6060")

# Testing

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10 changes: 10 additions & 0 deletions main.go
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Expand Up @@ -58,6 +58,7 @@ import (
"github.com/networkservicemesh/sdk/pkg/tools/log/logruslogger"
monitorauthorize "github.com/networkservicemesh/sdk/pkg/tools/monitorconnection/authorize"
"github.com/networkservicemesh/sdk/pkg/tools/opentelemetry"
"github.com/networkservicemesh/sdk/pkg/tools/pprofutils"
"github.com/networkservicemesh/sdk/pkg/tools/spiffejwt"
"github.com/networkservicemesh/sdk/pkg/tools/token"
"github.com/networkservicemesh/sdk/pkg/tools/tracing"
Expand Down Expand Up @@ -99,6 +100,8 @@ type Config struct {
LogLevel string `default:"INFO" desc:"Log level" split_words:"true"`
OpenTelemetryEndpoint string `default:"otel-collector.observability.svc.cluster.local:4317" desc:"OpenTelemetry Collector Endpoint" split_words:"true"`
MetricsExportInterval time.Duration `default:"10s" desc:"interval between mertics exports" split_words:"true"`
PprofEnabled bool `default:"false" desc:"is pprof enabled" split_words:"true"`
PprofListenOn string `default:"localhost:6060" desc:"pprof URL to ListenAndServe" split_words:"true"`
}

// supervisor starting ovsdb-server and ovs-vswitchd,
Expand Down Expand Up @@ -157,6 +160,13 @@ func main() {
}()
}

// ********************************************************************************
// Configure pprof
// ********************************************************************************
if config.PprofEnabled {
go pprofutils.ListenAndServe(ctx, config.PprofListenOn)
}

// ********************************************************************************
log.FromContext(ctx).Infof("executing phase 2: ensure ovs is running (time since start: %s)", time.Since(starttime))
// ********************************************************************************
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