1 files changed, 48 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/consul/init.go b/src/go/collectors/go.d.plugin/modules/consul/init.go
new file mode 100644
index 000000000..944609a16
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/modules/consul/init.go
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package consul
+
+import (
+	"errors"
+	"net/http"
+	"net/url"
+
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/prometheus"
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/web"
+)
+
+func (c *Consul) validateConfig() error {
+	if c.URL == "" {
+		return errors.New("'url' not set")
+	}
+	return nil
+}
+
+func (c *Consul) initHTTPClient() (*http.Client, error) {
+	return web.NewHTTPClient(c.Client)
+}
+
+const urlPathAgentMetrics = "/v1/agent/metrics"
+
+func (c *Consul) initPrometheusClient(httpClient *http.Client) (prometheus.Prometheus, error) {
+	r, err := web.NewHTTPRequest(c.Request.Copy())
+	if err != nil {
+		return nil, err
+	}
+	r.URL.Path = urlPathAgentMetrics
+	r.URL.RawQuery = url.Values{
+		"format": []string{"prometheus"},
+	}.Encode()
+
+	req := c.Request.Copy()
+	req.URL = r.URL.String()
+
+	if c.ACLToken != "" {
+		if req.Headers == nil {
+			req.Headers = make(map[string]string)
+		}
+		req.Headers["X-Consul-Token"] = c.ACLToken
+	}
+
+	return prometheus.New(httpClient, req), nil
+}