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Add gauge metric for number of self-hosted org runners #165

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Add gauge metric for number of self-hosted org runners #165

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cb86313
Add gauge metric for number of self-hosted org runners
peterhalasz Feb 3, 2024
1a6b437
Linter fixes
peterhalasz Feb 3, 2024
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Linter fixes 
Signed-off-by: Peter Halasz <[email protected]>
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@peterhalasz
peterhalasz committed Feb 3, 2024
commit 1a6b437e8edf7ad4ecdca56188b2d980d2381b54
2 changes: 1 addition & 1 deletion internal/server/github_client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ import (
"golang.org/x/oauth2"
)

var client *github.Client = nil
var client *github.Client

func getGithubClient(githubToken string) *github.Client {
if client != nil {
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16 changes: 7 additions & 9 deletions internal/server/runner_metrics.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,14 +25,14 @@ func NewRunnerMetricsExporter(logger log.Logger, opts Opts) *RunnerMetricsExport
}
}

func (e *RunnerMetricsExporter) StartOrgRunnerMetricsCollection(ctx context.Context) error {
func (e *RunnerMetricsExporter) StartOrgRunnerMetricsCollection(ctx context.Context) {
if e.Opts.GitHubOrg == "" {
level.Info(e.Logger).Log("msg", "Github org is not set, no org runner metrics will be collected.")
return nil
_ = level.Info(e.Logger).Log("msg", "Github org is not set, no org runner metrics will be collected.")
return
}
if e.Opts.GitHubAPIToken == "" {
level.Info(e.Logger).Log("msg", "Github token is not set, no org runner metrics will be collected.")
return nil
_ = level.Info(e.Logger).Log("msg", "Github token is not set, no org runner metrics will be collected.")
return
}

ticker := time.NewTicker(time.Duration(e.Opts.RunnersAPIPollSeconds) * time.Second)
Expand All @@ -43,20 +43,18 @@ func (e *RunnerMetricsExporter) StartOrgRunnerMetricsCollection(ctx context.Cont
e.collectOrgRunnerMetrics(ctx)
case <-ctx.Done():
ticker.Stop()
level.Info(e.Logger).Log("msg", "Stopped polling for org runner metrics.")
_ = level.Info(e.Logger).Log("msg", "Stopped polling for org runner metrics.")
return
}
}
}()

return nil
}

func (e *RunnerMetricsExporter) collectOrgRunnerMetrics(ctx context.Context) {
runners, _, err := e.GHClient.Actions.ListOrganizationRunners(ctx, e.Opts.GitHubOrg, nil)

if err != nil {
e.Logger.Log("msg", "Failed to retrieve org runners for org ", e.Opts.GitHubOrg, " ", err)
_ = e.Logger.Log("msg", "Failed to retrieve org runners for org ", e.Opts.GitHubOrg, " ", err)
}

numberOfSelfHostedRunners.WithLabelValues(e.Opts.GitHubOrg).Set(float64(runners.TotalCount))
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