1 files changed, 135 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/consul/consul.go b/src/go/collectors/go.d.plugin/modules/consul/consul.go
new file mode 100644
index 000000000..9973aa219
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/modules/consul/consul.go
@@ -0,0 +1,135 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package consul
+
+import (
+	_ "embed"
+	"errors"
+	"net/http"
+	"sync"
+	"time"
+
+	"github.com/netdata/netdata/go/go.d.plugin/agent/module"
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/prometheus"
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/web"
+
+	"github.com/blang/semver/v4"
+)
+
+//go:embed "config_schema.json"
+var configSchema string
+
+func init() {
+	module.Register("consul", module.Creator{
+		JobConfigSchema: configSchema,
+		Defaults: module.Defaults{
+			UpdateEvery: 1,
+		},
+		Create: func() module.Module { return New() },
+	})
+}
+
+func New() *Consul {
+	return &Consul{
+		Config: Config{
+			HTTP: web.HTTP{
+				Request: web.Request{
+					URL: "http://127.0.0.1:8500",
+				},
+				Client: web.Client{
+					Timeout: web.Duration(time.Second),
+				},
+			},
+		},
+		charts:                       &module.Charts{},
+		addGlobalChartsOnce:          &sync.Once{},
+		addServerAutopilotChartsOnce: &sync.Once{},
+		checks:                       make(map[string]bool),
+	}
+}
+
+type Config struct {
+	web.HTTP    `yaml:",inline" json:""`
+	UpdateEvery int    `yaml:"update_every" json:"update_every"`
+	ACLToken    string `yaml:"acl_token" json:"acl_token"`
+}
+
+type Consul struct {
+	module.Base
+	Config `yaml:",inline" json:""`
+
+	charts                       *module.Charts
+	addGlobalChartsOnce          *sync.Once
+	addServerAutopilotChartsOnce *sync.Once
+
+	httpClient *http.Client
+	prom       prometheus.Prometheus
+
+	cfg               *consulConfig
+	version           *semver.Version
+	hasLeaderCharts   bool
+	hasFollowerCharts bool
+	checks            map[string]bool
+}
+
+func (c *Consul) Configuration() any {
+	return c.Config
+}
+
+func (c *Consul) Init() error {
+	if err := c.validateConfig(); err != nil {
+		c.Errorf("config validation: %v", err)
+		return err
+	}
+
+	httpClient, err := c.initHTTPClient()
+	if err != nil {
+		c.Errorf("init HTTP client: %v", err)
+		return err
+	}
+	c.httpClient = httpClient
+
+	prom, err := c.initPrometheusClient(httpClient)
+	if err != nil {
+		c.Errorf("init Prometheus client: %v", err)
+		return err
+	}
+	c.prom = prom
+
+	return nil
+}
+
+func (c *Consul) Check() error {
+	mx, err := c.collect()
+	if err != nil {
+		c.Error(err)
+		return err
+	}
+	if len(mx) == 0 {
+		return errors.New("no metrics collected")
+
+	}
+	return nil
+}
+
+func (c *Consul) Charts() *module.Charts {
+	return c.charts
+}
+
+func (c *Consul) Collect() map[string]int64 {
+	mx, err := c.collect()
+	if err != nil {
+		c.Error(err)
+	}
+
+	if len(mx) == 0 {
+		return nil
+	}
+	return mx
+}
+
+func (c *Consul) Cleanup() {
+	if c.httpClient != nil {
+		c.httpClient.CloseIdleConnections()
+	}
+}