minimal webfinger (#5373)

* initial webfinger stub Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * add webfinger to proxy, return current host Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * some cleanup Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * allow passing multiple rel params Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * introduce interfaces Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * parse oidc auth token Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * add templating, drop chain, use map of relation providers Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * fix ocis url yaml Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * fix typos Co-authored-by: Dominik Schmidt <dschmidt@owncloud.com> * switch to userinfo claims Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * readme cleanup Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * add TODO.md with ideas Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * replace subject on authenticated request responses Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * Apply suggestions from code review Co-authored-by: Martin <github@diemattels.at> * markdown lint Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * return a 401 when bearer token expired, some more docs Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * Apply suggestions from code review Co-authored-by: Martin <github@diemattels.at> * fix docs Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * clarify env var Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * extract handler func Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * use correct service in reflex.conf Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * test relations Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> * Update services/webfinger/pkg/config/config.go --------- Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de> Co-authored-by: Dominik Schmidt <dschmidt@owncloud.com> Co-authored-by: Martin <github@diemattels.at>
2023-02-13 11:05:20 +01:00
parent 139cf79f61
commit 2c98d3246c
46 changed files with 2072 additions and 1 deletions
@@ -0,0 +1,81 @@
+package metrics
+
+import "github.com/prometheus/client_golang/prometheus"
+
+var (
+	// Namespace defines the namespace for the defines metrics.
+	Namespace = "ocis"
+
+	// Subsystem defines the subsystem for the defines metrics.
+	Subsystem = "webfinger"
+)
+
+// Metrics defines the available metrics of this service.
+type Metrics struct {
+	BuildInfo *prometheus.GaugeVec
+	Counter   *prometheus.CounterVec
+	Latency   *prometheus.SummaryVec
+	Duration  *prometheus.HistogramVec
+}
+
+// New initializes the available metrics.
+func New(opts ...Option) *Metrics {
+	options := newOptions(opts...)
+
+	m := &Metrics{
+		BuildInfo: prometheus.NewGaugeVec(prometheus.GaugeOpts{
+			Namespace: Namespace,
+			Subsystem: Subsystem,
+			Name:      "build_info",
+			Help:      "Build information",
+		}, []string{"version"}),
+		Counter: prometheus.NewCounterVec(prometheus.CounterOpts{
+			Namespace: Namespace,
+			Subsystem: Subsystem,
+			Name:      "webfinger_total",
+			Help:      "How many webfinger requests processed",
+		}, []string{}),
+		Latency: prometheus.NewSummaryVec(prometheus.SummaryOpts{
+			Namespace: Namespace,
+			Subsystem: Subsystem,
+			Name:      "webfinger_latency_microseconds",
+			Help:      "Webfinger request latencies in microseconds",
+		}, []string{}),
+		Duration: prometheus.NewHistogramVec(prometheus.HistogramOpts{
+			Namespace: Namespace,
+			Subsystem: Subsystem,
+			Name:      "webfinger_duration_seconds",
+			Help:      "Webfinger request time in seconds",
+		}, []string{}),
+	}
+
+	if err := prometheus.Register(m.BuildInfo); err != nil {
+		options.Logger.Error().
+			Err(err).
+			Str("metric", "BuildInfo").
+			Msg("Failed to register prometheus metric")
+	}
+
+	if err := prometheus.Register(m.Counter); err != nil {
+		options.Logger.Error().
+			Err(err).
+			Str("metric", "counter").
+			Msg("Failed to register prometheus metric")
+	}
+
+	if err := prometheus.Register(m.Latency); err != nil {
+		options.Logger.Error().
+			Err(err).
+			Str("metric", "latency").
+			Msg("Failed to register prometheus metric")
+	}
+
+	if err := prometheus.Register(m.Duration); err != nil {
+		options.Logger.Error().
+			Err(err).
+			Str("metric", "duration").
+			Msg("Failed to register prometheus metric")
+	}
+
+	return m
+}
@@ -0,0 +1,31 @@
+package metrics
+
+import (
+	"github.com/owncloud/ocis/v2/ocis-pkg/log"
+)
+
+// Option defines a single option function.
+type Option func(o *Options)
+
+// Options defines the available options for this package.
+type Options struct {
+	Logger log.Logger
+}
+
+// newOptions initializes the available default options.
+func newOptions(opts ...Option) Options {
+	opt := Options{}
+
+	for _, o := range opts {
+		o(&opt)
+	}
+
+	return opt
+}
+
+// Logger provides a function to set the logger option.
+func Logger(val log.Logger) Option {
+	return func(o *Options) {
+		o.Logger = val
+	}
+}