http webhook notifier - checkins

core/database.go

@@ -291,7 +291,7 @@ func (db *DbConfig) DropDatabase() error {
 func (db *DbConfig) CreateDatabase() error {
 	utils.Log(1, "Creating Database Tables...")
 	err := DbSession.CreateTable(&types.Checkin{})
-	//err = DbSession.CreateTable(&types.CheckinHit{})
+	err = DbSession.CreateTable(&types.CheckinHit{})
 	err = DbSession.CreateTable(&notifier.Notification{})
 	err = DbSession.Table("core").CreateTable(&types.Core{})
 	err = DbSession.CreateTable(&types.Failure{})
@@ -317,7 +317,7 @@ func (db *DbConfig) MigrateDatabase() error {
 	if tx.Error != nil {
 		return tx.Error
 	}
-	tx = tx.AutoMigrate(&types.Service{}, &types.User{}, &types.Hit{}, &types.Failure{}, &types.Checkin{}, &notifier.Notification{}).Table("core").AutoMigrate(&types.Core{})
+	tx = tx.AutoMigrate(&types.Service{}, &types.User{}, &types.Hit{}, &types.Failure{}, &types.Checkin{}, &types.CheckinHit{}, &notifier.Notification{}).Table("core").AutoMigrate(&types.Core{})
 	if tx.Error != nil {
 		tx.Rollback()
 		utils.Log(3, fmt.Sprintf("Statup Database could not be migrated: %v", tx.Error))

core/services.go

@@ -51,7 +51,7 @@ func SelectService(id int64) *Service {
 
 func (s *Service) Checkins() []*types.Checkin {
 	var hits []*types.Checkin
-	servicesDB().Where("service = ?", s.Id).Scan(&hits)
+	servicesDB().Where("service = ?", s.Id).Find(&hits)
 	return hits
 }
 

handlers/handlers.go

@@ -89,8 +89,8 @@ var handlerFuncs = func(w http.ResponseWriter, r *http.Request) template.FuncMap
 		"js": func(html interface{}) template.JS {
 			return template.JS(utils.ToString(html))
 		},
-		"safe": func(html interface{}) template.HTML {
-			return template.HTML(utils.ToString(html))
+		"safe": func(html string) template.HTML {
+			return template.HTML(html)
 		},
 		"Auth": func() bool {
 			return IsAuthenticated(r)

handlers/routes.go

@@ -47,7 +47,6 @@ func Router() *mux.Router {
 		r.PathPrefix("/statup.png").Handler(http.FileServer(source.TmplBox.HTTPBox()))
 	}
 	r.PathPrefix("/js/").Handler(http.StripPrefix("/js/", http.FileServer(source.JsBox.HTTPBox())))
-	//r.Handle("/charts/{id}.js", http.HandlerFunc(renderServiceChartHandler))
 	r.Handle("/charts.js", http.HandlerFunc(renderServiceChartsHandler))
 	r.Handle("/setup", http.HandlerFunc(setupHandler)).Methods("GET")
 	r.Handle("/setup", http.HandlerFunc(processSetupHandler)).Methods("POST")

notifiers/webhook.go

@@ -0,0 +1,185 @@
+// Statup
+// Copyright (C) 2018.  Hunter Long and the project contributors
+// Written by Hunter Long <info@socialeck.com> and the project contributors
+//
+// https://github.com/hunterlong/statup
+//
+// The licenses for most software and other practical works are designed
+// to take away your freedom to share and change the works.  By contrast,
+// the GNU General Public License is intended to guarantee your freedom to
+// share and change all versions of a program--to make sure it remains free
+// software for all its users.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package notifiers
+
+import (
+	"bytes"
+	"fmt"
+	"github.com/hunterlong/statup/core/notifier"
+	"github.com/hunterlong/statup/types"
+	"github.com/hunterlong/statup/utils"
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"time"
+)
+
+const (
+	WEBHOOK_METHOD = "webhook"
+)
+
+type Webhook struct {
+	*notifier.Notification
+}
+
+var webhook = &Webhook{&notifier.Notification{
+	Method:      WEBHOOK_METHOD,
+	Title:       "HTTP Webhook",
+	Description: "Send a custom HTTP request to a specific URL with your own body, headers, and parameters",
+	Author:      "Hunter Long",
+	AuthorUrl:   "https://github.com/hunterlong",
+	Delay:       time.Duration(1 * time.Second),
+	Form: []notifier.NotificationForm{{
+		Type:        "text",
+		Title:       "HTTP Endpoint",
+		Placeholder: "http://webhookurl.com/JW2MCP4SKQP",
+		SmallText:   "Insert the URL for your HTTP Requests",
+		DbField:     "Host",
+		Required:    true,
+	}, {
+		Type:        "text",
+		Title:       "HTTP Method",
+		Placeholder: "POST",
+		SmallText:   "Choose a HTTP method for example: GET, POST, DELETE, or PATCH",
+		DbField:     "Var1",
+		Required:    true,
+	}, {
+		Type:        "textarea",
+		Title:       "HTTP Body",
+		Placeholder: `{"service_id": "%s.Id", "service_name": "%s.Name"}`,
+		SmallText:   "Optional HTTP body for a POST request. You can insert variables into your body request.<br>%service.Id, %service.Name<br>%failure.Issue",
+		DbField:     "Var2",
+	}, {
+		Type:        "text",
+		Title:       "Content Type",
+		Placeholder: `application/json`,
+		SmallText:   "Optional content type for example: application/json or text/plain",
+		DbField:     "api_key",
+	}, {
+		Type:        "text",
+		Title:       "Header",
+		Placeholder: "Authorization=Token12345",
+		SmallText:   "Optional Headers for request use format: KEY=Value,Key=Value",
+		DbField:     "api_secret",
+	},
+	}}}
+
+// DEFINE YOUR NOTIFICATION HERE.
+func init() {
+	err := notifier.AddNotifier(webhook)
+	if err != nil {
+		panic(err)
+	}
+}
+
+// Send will send a HTTP Post to the Webhook API. It accepts type: string
+func (w *Webhook) Send(msg interface{}) error {
+	message := msg.(string)
+	_, err := w.run(message)
+	return err
+}
+
+func (w *Webhook) Select() *notifier.Notification {
+	return w.Notification
+}
+
+func replaceBodyText(body string, s *types.Service, f *types.Failure) string {
+	if s != nil {
+		body = strings.Replace(body, "%service.Name", s.Name, -1)
+		body = strings.Replace(body, "%service.Id", utils.ToString(s.Id), -1)
+	}
+	if f != nil {
+		body = strings.Replace(body, "%failure.Issue", f.Issue, -1)
+	}
+	return body
+}
+
+func (w *Webhook) run(body string) (*http.Response, error) {
+	utils.Log(1, fmt.Sprintf("sending body: '%v' to %v as a %v request", body, w.Host, w.Var1))
+	client := new(http.Client)
+	client.Timeout = time.Duration(10 * time.Second)
+	var buf *bytes.Buffer
+	buf = bytes.NewBuffer(nil)
+	if w.Var2 != "" {
+		buf = bytes.NewBuffer([]byte(w.Var2))
+	}
+	req, err := http.NewRequest(w.Var1, w.Host, buf)
+	if err != nil {
+		return nil, err
+	}
+	if w.ApiSecret != "" {
+		splitArray := strings.Split(w.ApiSecret, ",")
+		for _, a := range splitArray {
+			split := strings.Split(a, "=")
+			req.Header.Add(split[0], split[1])
+		}
+	}
+	if w.ApiSecret != "" {
+		req.Header.Add("Content-Type", w.ApiSecret)
+	}
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	return resp, err
+}
+
+func (w *Webhook) OnTest() error {
+	service := &types.Service{
+		Id:             1,
+		Name:           "Interpol - All The Rage Back Home",
+		Domain:         "https://www.youtube.com/watch?v=-u6DvRyyKGU",
+		ExpectedStatus: 200,
+		Interval:       30,
+		Type:           "http",
+		Method:         "GET",
+		Timeout:        20,
+		LastStatusCode: 404,
+		Expected:       "test example",
+		LastResponse:   "<html>this is an example response</html>",
+		CreatedAt:      time.Now().Add(-24 * time.Hour),
+	}
+	body := replaceBodyText(w.Var2, service, nil)
+	resp, err := w.run(body)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+	content, err := ioutil.ReadAll(resp.Body)
+	utils.Log(1, fmt.Sprintf("webhook notifier received: '%v'", string(content)))
+	return err
+}
+
+// OnFailure will trigger failing service
+func (w *Webhook) OnFailure(s *types.Service, f *types.Failure) {
+	msg := replaceBodyText(w.Var2, s, f)
+	webhook.AddQueue(msg)
+	w.Online = false
+}
+
+// OnSuccess will trigger successful service
+func (w *Webhook) OnSuccess(s *types.Service) {
+	if !w.Online {
+		msg := replaceBodyText(w.Var2, s, nil)
+		webhook.AddQueue(msg)
+	}
+	w.Online = true
+}
+
+// OnSave triggers when this notifier has been saved
+func (w *Webhook) OnSave() error {
+	return nil
+}

notifiers/webhook_test.go

@@ -0,0 +1,104 @@
+// Statup
+// Copyright (C) 2018.  Hunter Long and the project contributors
+// Written by Hunter Long <info@socialeck.com> and the project contributors
+//
+// https://github.com/hunterlong/statup
+//
+// The licenses for most software and other practical works are designed
+// to take away your freedom to share and change the works.  By contrast,
+// the GNU General Public License is intended to guarantee your freedom to
+// share and change all versions of a program--to make sure it remains free
+// software for all its users.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package notifiers
+
+import (
+	"github.com/hunterlong/statup/core/notifier"
+	"github.com/stretchr/testify/assert"
+	"testing"
+	"time"
+)
+
+var (
+	WEBHOOK_URL    = "https://jsonplaceholder.typicode.com/posts"
+	webhookMessage = `{ "title": "%service.Id", "body": "%service.Name", "userId": 19999 }`
+	fullMsg        string
+)
+
+func init() {
+	webhook.Host = WEBHOOK_URL
+	webhook.Var1 = "POST"
+}
+
+func TestWebhookNotifier(t *testing.T) {
+	t.Parallel()
+	currentCount = CountNotifiers()
+
+	t.Run("Load Webhook", func(t *testing.T) {
+		webhook.Host = WEBHOOK_URL
+		webhook.Delay = time.Duration(100 * time.Millisecond)
+		err := notifier.AddNotifier(webhook)
+		assert.Nil(t, err)
+		assert.Equal(t, "Hunter Long", webhook.Author)
+		assert.Equal(t, WEBHOOK_URL, webhook.Host)
+	})
+
+	t.Run("Load Webhook Notifier", func(t *testing.T) {
+		notifier.Load()
+	})
+
+	t.Run("Webhook Notifier Tester", func(t *testing.T) {
+		assert.True(t, webhook.CanTest())
+	})
+
+	t.Run("Webhook Replace Body Text", func(t *testing.T) {
+		fullMsg = replaceBodyText(webhookMessage, TestService, TestFailure)
+		assert.Equal(t, 78, len(fullMsg))
+	})
+
+	t.Run("Webhook Within Limits", func(t *testing.T) {
+		ok, err := webhook.WithinLimits()
+		assert.Nil(t, err)
+		assert.True(t, ok)
+	})
+
+	t.Run("Webhook OnFailure", func(t *testing.T) {
+		webhook.OnFailure(TestService, TestFailure)
+		assert.Len(t, webhook.Queue, 1)
+	})
+
+	t.Run("Webhook Check Offline", func(t *testing.T) {
+		assert.False(t, webhook.Online)
+	})
+
+	t.Run("Webhook OnSuccess", func(t *testing.T) {
+		webhook.OnSuccess(TestService)
+		assert.Len(t, webhook.Queue, 2)
+	})
+
+	t.Run("Webhook Check Back Online", func(t *testing.T) {
+		assert.True(t, webhook.Online)
+	})
+
+	t.Run("Webhook OnSuccess Again", func(t *testing.T) {
+		webhook.OnSuccess(TestService)
+		assert.Len(t, webhook.Queue, 2)
+	})
+
+	t.Run("Webhook Send", func(t *testing.T) {
+		err := webhook.Send(fullMsg)
+		assert.Nil(t, err)
+		assert.Len(t, webhook.Queue, 2)
+	})
+
+	t.Run("Webhook Queue", func(t *testing.T) {
+		go notifier.Queue(webhook)
+		time.Sleep(5 * time.Second)
+		assert.Equal(t, WEBHOOK_URL, webhook.Host)
+		assert.Equal(t, 1, len(webhook.Queue))
+	})
+
+}

source/tmpl/form_notifier.html

@@ -2,13 +2,19 @@
 {{$n := .Select}}
 <form method="POST" class="{{underscore $n.Method }}" action="/settings/notifier/{{ $n.Method }}">
 {{if $n.Title}}<h4>{{$n.Title}}</h4>{{end}}
-{{if $n.Description}}<p class="small text-muted">{{safe $n.Description}}</p>{{end}}
+{{if $n.Description}}<p class="small text-muted">{{$n.Description}}</p>{{end}}
 
-{{range .Form}}
+{{range $n.Form}}
     <div class="form-group">
-        <label class="text-capitalize" for="{{underscore .Title}}">{{.Title}}</label>
-        <input type="{{.Type}}" name="{{underscore .DbField}}" class="form-control" value="{{ $n.GetValue .DbField }}" id="{{underscore .Title}}" placeholder="{{.Placeholder}}" {{if .Required}}required{{end}}>
-    {{if .SmallText}}<small class="form-text text-muted">{{safe .SmallText}}</small>{{end}}
+            <label class="text-capitalize" for="{{underscore .Title}}">{{.Title}}</label>
+        {{if eq .Type "textarea"}}
+            <textarea rows="3" class="form-control" name="{{underscore .DbField}}" id="{{underscore .Title}}">{{ $n.GetValue .DbField }}</textarea>
+        {{else}}
+            <input type="{{.Type}}" name="{{underscore .DbField}}" class="form-control" value="{{ $n.GetValue .DbField }}" id="{{underscore .Title}}" placeholder="{{.Placeholder}}" {{if .Required}}required{{end}}>
+        {{end}}
+        {{if .SmallText}}
+            <small class="form-text text-muted">{{safe .SmallText}}</small>
+        {{end}}
     </div>
 {{end}}
 
@@ -26,10 +32,10 @@
         </div>
 
         <div class="col-3 col-sm-2 mt-1">
-                        <span class="switch">
-                            <input type="checkbox" name="enable" class="switch" id="switch-{{ $n.Method }}" {{if $n.Enabled}}checked{{end}}>
-                            <label for="switch-{{ $n.Method }}"></label>
-                        </span>
+            <span class="switch">
+                <input type="checkbox" name="enable" class="switch" id="switch-{{ $n.Method }}" {{if $n.Enabled}}checked{{end}}>
+                <label for="switch-{{ $n.Method }}"></label>
+            </span>
         </div>
 
         <input type="hidden" name="notifier" value="{{underscore $n.Method }}">

source/tmpl/form_service.html

@@ -1,5 +1,5 @@
 {{define "form_service"}}
-<form action="{{if ne .Id 0}}/service/{{.Id}}{{else}}/service{{end}}" method="POST">
+<form action="{{if ne .Id 0}}/service/{{.Id}}{{else}}/services{{end}}" method="POST">
     <div class="form-group row">
         <label for="service_name" class="col-sm-4 col-form-label">Service Name</label>
         <div class="col-sm-8">

source/tmpl/form_user.html

@@ -1,5 +1,5 @@
 {{define "form_user"}}
-<form action="{{if ne .Id 0}}/user/{{.Id}}{{else}}/user{{end}}" method="POST">
+<form action="{{if ne .Id 0}}/user/{{.Id}}{{else}}/users{{end}}" method="POST">
     <div class="form-group row">
         <label for="username" class="col-sm-4 col-form-label">Username</label>
         <div class="col-6 col-md-4">