added json body helper

pkg/decoders/json_response.go

@@ -0,0 +1,27 @@
+package decoders
+
+// Helper for decoding json bodies from responses
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+)
+
+// ReadJSONResponse reads a json blob from a
+// http response and decodes it into a map
+func ReadJSONResponse(res *http.Response) (map[string]interface{}, error) {
+	// Read body
+	defer res.Body.Close()
+	data, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	// Parse JSON
+	payload := make(map[string]interface{})
+	if err := json.Unmarshal(data, &payload); err != nil {
+		return nil, err
+	}
+	return payload, nil
+}

pkg/decoders/types.go

@@ -79,7 +79,7 @@ func Duration(value interface{}, fallback time.Duration) time.Duration {
 // According to https://github.com/openbgpd-portable/openbgpd-openbsd/blob/master/src/usr.sbin/bgpctl/bgpctl.c#L586-L591
 // we have to parse %02lluw%01ud%02uh, %01ud%02uh%02um and %02u:%02u:%02u.
 // This yields three formats:
-//   01w03d01h
+//   01w3d01h
 //   1d02h03m
 //   01:02:03
 func DurationTimeframe(value interface{}, fallback time.Duration) time.Duration {