Add basic filestack webhook.

plugins/inputs/webhooks/filestack/filestack_webhooks.go

@@ -0,0 +1,44 @@
+package filestack
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/gorilla/mux"
+	"github.com/influxdata/telegraf"
+)
+
+type FilestackWebhook struct {
+	Path string
+	acc  telegraf.Accumulator
+}
+
+func (fs *FilestackWebhook) Register(router *mux.Router, acc telegraf.Accumulator) {
+	router.HandleFunc(fs.Path, fs.eventHandler).Methods("POST")
+
+	log.Printf("Started the webhooks_filestack on %s\n", fs.Path)
+	fs.acc = acc
+}
+
+func (fs *FilestackWebhook) eventHandler(w http.ResponseWriter, r *http.Request) {
+	defer r.Body.Close()
+	body, err := ioutil.ReadAll(r.Body)
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	event := &DialogEvent{}
+	err = json.Unmarshal(body, event)
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	fs.acc.AddFields("filestack_webhooks", event.Fields(), event.Tags(), time.Unix(event.TimeStamp, 0))
+
+	w.WriteHeader(http.StatusOK)
+}

plugins/inputs/webhooks/filestack/filestack_webhooks_events.go

@@ -0,0 +1,21 @@
+package filestack
+
+import "strconv"
+
+type DialogEvent struct {
+	Action    string `json:"action"`
+	TimeStamp int64  `json:"timestamp"`
+	Id        int    `json:"id"`
+}
+
+func (de *DialogEvent) Tags() map[string]string {
+	return map[string]string{
+		"action": de.Action,
+	}
+}
+
+func (de *DialogEvent) Fields() map[string]interface{} {
+	return map[string]interface{}{
+		"id": strconv.Itoa(de.Id),
+	}
+}

plugins/inputs/webhooks/filestack/filestack_webhooks_events_json_test.go

@@ -0,0 +1,41 @@
+package filestack
+
+func DialogOpenJSON() string {
+	return `{
+	  "action": "fp.dialog",
+	  "timestamp": 1435584646,
+	  "id": 102,
+	  "text": {
+	    "mimetypes": ["*/*"],
+	    "iframe": false,
+	    "language": "en",
+	    "id": "1435584650723",
+	    "mobile": false,
+	    "app":{
+	       "upsell": "false",
+	       "apikey": "YOUR_API_KEY",
+	       "customization":{
+	          "saveas_subheader": "Save it down to your local device or onto the Cloud",
+	          "folder_subheader": "Choose a folder to share with this application",
+	          "open_subheader": "Choose from the files on your local device or the ones you have online",
+	          "folder_header": "Select a folder",
+	          "help_text": "",
+	          "saveas_header": "Save your file",
+	          "open_header": "Upload a file"
+	       }
+	    },
+	    "dialogType": "open",
+	    "auth": false,
+	    "welcome_header": "Upload a file",
+	    "welcome_subheader": "Choose from the files on your local device or the ones you have online",
+	    "help_text": "",
+	    "recent_path": "/",
+	    "extensions": null,
+	    "maxSize": 0,
+	    "signature": null,
+	    "policy": null,
+	    "custom_providers": "imgur,cloudapp",
+	    "intra": false
+	  }
+	}`
+}

plugins/inputs/webhooks/filestack/filestack_webhooks_test.go

@@ -0,0 +1,46 @@
+package filestack
+
+import (
+	"github.com/influxdata/telegraf/testutil"
+	"net/http"
+	"net/http/httptest"
+
+	"strings"
+	"testing"
+)
+
+func postWebhooks(md *FilestackWebhook, eventBody string) *httptest.ResponseRecorder {
+	req, _ := http.NewRequest("POST", "/filestack", strings.NewReader(eventBody))
+	w := httptest.NewRecorder()
+
+	md.eventHandler(w, req)
+
+	return w
+}
+
+func TestDialogEvent(t *testing.T) {
+	var acc testutil.Accumulator
+	fs := &FilestackWebhook{Path: "/filestack", acc: &acc}
+	resp := postWebhooks(fs, DialogOpenJSON())
+	if resp.Code != http.StatusOK {
+		t.Errorf("POST returned HTTP status code %v.\nExpected %v", resp.Code, http.StatusOK)
+	}
+
+	fields := map[string]interface{}{
+		"id": "102",
+	}
+
+	tags := map[string]string{
+		"action": "fp.dialog",
+	}
+
+	acc.AssertContainsTaggedFields(t, "filestack_webhooks", fields, tags)
+}
+
+func TestParseError(t *testing.T) {
+	fs := &FilestackWebhook{Path: "/filestack"}
+	resp := postWebhooks(fs, "")
+	if resp.Code != http.StatusBadRequest {
+		t.Errorf("POST returned HTTP status code %v.\nExpected %v", resp.Code, http.StatusBadRequest)
+	}
+}

plugins/inputs/webhooks/webhooks.go

@@ -10,6 +10,7 @@ import (
 	"github.com/influxdata/telegraf"
 	"github.com/influxdata/telegraf/plugins/inputs"
 
+	"github.com/influxdata/telegraf/plugins/inputs/webhooks/filestack"
 	"github.com/influxdata/telegraf/plugins/inputs/webhooks/github"
 	"github.com/influxdata/telegraf/plugins/inputs/webhooks/mandrill"
 	"github.com/influxdata/telegraf/plugins/inputs/webhooks/rollbar"
@@ -26,9 +27,10 @@ func init() {
 type Webhooks struct {
 	ServiceAddress string
 
-	Github   *github.GithubWebhook
-	Mandrill *mandrill.MandrillWebhook
-	Rollbar  *rollbar.RollbarWebhook
+	Github    *github.GithubWebhook
+	Filestack *filestack.FilestackWebhook
+	Mandrill  *mandrill.MandrillWebhook
+	Rollbar   *rollbar.RollbarWebhook
 }
 
 func NewWebhooks() *Webhooks {