Adding upstream version 1.47.0.upstream/1.47.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 130 insertions, 0 deletions

diff --git a/src/go/plugin/go.d/modules/traefik/traefik.go b/src/go/plugin/go.d/modules/traefik/traefik.go
new file mode 100644
index 000000000..e38ff9699
--- /dev/null
+++ b/src/go/plugin/go.d/modules/traefik/traefik.go
@@ -0,0 +1,130 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package traefik
+
+import (
+	_ "embed"
+	"errors"
+	"time"
+
+	"github.com/netdata/netdata/go/plugins/plugin/go.d/agent/module"
+	"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/prometheus"
+	"github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/web"
+)
+
+//go:embed "config_schema.json"
+var configSchema string
+
+func init() {
+	module.Register("traefik", module.Creator{
+		JobConfigSchema: configSchema,
+		Create:          func() module.Module { return New() },
+		Config:          func() any { return &Config{} },
+	})
+}
+
+func New() *Traefik {
+	return &Traefik{
+		Config: Config{
+			HTTP: web.HTTP{
+				Request: web.Request{
+					URL: "http://127.0.0.1:8082/metrics",
+				},
+				Client: web.Client{
+					Timeout: web.Duration(time.Second),
+				},
+			},
+		},
+
+		charts:       &module.Charts{},
+		checkMetrics: true,
+		cache: &cache{
+			entrypoints: make(map[string]*cacheEntrypoint),
+		},
+	}
+}
+
+type Config struct {
+	UpdateEvery int `yaml:"update_every,omitempty" json:"update_every"`
+	web.HTTP    `yaml:",inline" json:""`
+}
+
+type (
+	Traefik struct {
+		module.Base
+		Config `yaml:",inline" json:""`
+
+		charts *module.Charts
+
+		prom prometheus.Prometheus
+
+		checkMetrics bool
+		cache        *cache
+	}
+	cache struct {
+		entrypoints map[string]*cacheEntrypoint
+	}
+	cacheEntrypoint struct {
+		name, proto     string
+		requests        *module.Chart
+		reqDur          *module.Chart
+		reqDurData      map[string]cacheEntrypointReqDur
+		openConn        *module.Chart
+		openConnMethods map[string]bool
+	}
+	cacheEntrypointReqDur struct {
+		prev, cur struct{ reqs, secs float64 }
+		seen      bool
+	}
+)
+
+func (t *Traefik) Configuration() any {
+	return t.Config
+}
+
+func (t *Traefik) Init() error {
+	if err := t.validateConfig(); err != nil {
+		t.Errorf("config validation: %v", err)
+		return err
+	}
+
+	prom, err := t.initPrometheusClient()
+	if err != nil {
+		t.Errorf("prometheus client initialization: %v", err)
+		return err
+	}
+	t.prom = prom
+
+	return nil
+}
+
+func (t *Traefik) Check() error {
+	mx, err := t.collect()
+	if err != nil {
+		t.Error(err)
+		return err
+	}
+	if len(mx) == 0 {
+		return errors.New("no metrics collected")
+	}
+	return nil
+}
+
+func (t *Traefik) Charts() *module.Charts {
+	return t.charts
+}
+
+func (t *Traefik) Collect() map[string]int64 {
+	mx, err := t.collect()
+	if err != nil {
+		t.Error(err)
+		return nil
+	}
+
+	if len(mx) == 0 {
+		return nil
+	}
+	return mx
+}
+
+func (t *Traefik) Cleanup() {}