1 files changed, 109 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/dockerhub/dockerhub.go b/src/go/collectors/go.d.plugin/modules/dockerhub/dockerhub.go
new file mode 100644
index 000000000..d717ff174
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/modules/dockerhub/dockerhub.go
@@ -0,0 +1,109 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package dockerhub
+
+import (
+	_ "embed"
+	"errors"
+	"time"
+
+	"github.com/netdata/netdata/go/go.d.plugin/agent/module"
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/web"
+)
+
+//go:embed "config_schema.json"
+var configSchema string
+
+func init() {
+	module.Register("dockerhub", module.Creator{
+		JobConfigSchema: configSchema,
+		Defaults: module.Defaults{
+			UpdateEvery: 5,
+		},
+		Create: func() module.Module { return New() },
+	})
+}
+
+func New() *DockerHub {
+	return &DockerHub{
+		Config: Config{
+			HTTP: web.HTTP{
+				Request: web.Request{
+					URL: "https://hub.docker.com/v2/repositories",
+				},
+				Client: web.Client{
+					Timeout: web.Duration(time.Second * 2),
+				},
+			},
+		},
+	}
+}
+
+type Config struct {
+	web.HTTP     `yaml:",inline" json:""`
+	UpdateEvery  int      `yaml:"update_every" json:"update_every"`
+	Repositories []string `yaml:"repositories" json:"repositories"`
+}
+
+type DockerHub struct {
+	module.Base
+	Config `yaml:",inline" json:""`
+
+	client *apiClient
+}
+
+func (dh *DockerHub) Configuration() any {
+	return dh.Config
+}
+
+func (dh *DockerHub) Init() error {
+	if err := dh.validateConfig(); err != nil {
+		dh.Errorf("config validation: %v", err)
+		return err
+	}
+
+	client, err := dh.initApiClient()
+	if err != nil {
+		dh.Error(err)
+		return err
+	}
+	dh.client = client
+
+	return nil
+}
+
+func (dh *DockerHub) Check() error {
+	mx, err := dh.collect()
+	if err != nil {
+		dh.Error(err)
+		return err
+	}
+	if len(mx) == 0 {
+		return errors.New("no metrics collected")
+
+	}
+	return nil
+}
+
+func (dh *DockerHub) Charts() *Charts {
+	cs := charts.Copy()
+	addReposToCharts(dh.Repositories, cs)
+	return cs
+}
+
+func (dh *DockerHub) Collect() map[string]int64 {
+	mx, err := dh.collect()
+
+	if err != nil {
+		dh.Error(err)
+		return nil
+	}
+
+	return mx
+}
+
+func (dh *DockerHub) Cleanup() {
+	if dh.client != nil && dh.client.httpClient != nil {
+		dh.client.httpClient.CloseIdleConnections()
+	}
+}