feat(shoutrrr): update to v0.5 (#1055)

* feat(shoutrrr): update to v0.5
* fix slack URL and tests
* add tests for slack icon override
* bump shoutrrr to v0.5.1

docs/notifications.md

@@ -180,7 +180,7 @@ To send notifications via shoutrrr, the following command-line options, or their
 
 -   `--notification-url` (env. `WATCHTOWER_NOTIFICATION_URL`): The shoutrrr service URL to be used.
 
-Go to [containrrr.dev/shoutrrr/v0.4/services/overview](https://containrrr.dev/shoutrrr/v0.4/services/overview) to
+Go to [containrrr.dev/shoutrrr/v0.5/services/overview](https://containrrr.dev/shoutrrr/v0.5/services/overview) to
 learn more about the different service URLs you can use. You can define multiple services by space separating the
 URLs. (See example below)
 

go.mod

@@ -17,7 +17,7 @@ require (
 	github.com/cenkalti/backoff v2.2.1+incompatible // indirect
 	github.com/cloudflare/cfssl v0.0.0-20190911221928-1a911ca1b1d6 // indirect
 	github.com/containerd/continuity v0.0.0-20181203112020-004b46473808 // indirect
-	github.com/containrrr/shoutrrr v0.4.4
+	github.com/containrrr/shoutrrr v0.5.1
 	github.com/docker/cli v0.0.0-20190327152802-57b27434ea29
 	github.com/docker/distribution v2.7.1+incompatible
 	github.com/docker/docker v0.0.0-20190404075923-dbe4a30928d4

go.sum

@@ -52,6 +52,10 @@ github.com/containerd/continuity v0.0.0-20181203112020-004b46473808 h1:4BX8f882b
 github.com/containerd/continuity v0.0.0-20181203112020-004b46473808/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containrrr/shoutrrr v0.4.4 h1:vHZ4E/76pKVY+Jyn/qhBz3X540Bn8NI5ppPHK4PyILY=
 github.com/containrrr/shoutrrr v0.4.4/go.mod h1:zqL2BvfC1W4FujrT4b3/ZCLxvD+uoeEpBL7rg9Dqpbg=
+github.com/containrrr/shoutrrr v0.5.0 h1:befKPRMqSvEsHYgxYJq4nuGmSWYvjbhVvb0nNk5OR5Q=
+github.com/containrrr/shoutrrr v0.5.0/go.mod h1:XSU8tOIZ1JG8m6OuPozfGLpj6Ed+S8ZrRJaEodQhbzw=
+github.com/containrrr/shoutrrr v0.5.1 h1:who87ACg0spQdbImaFMsOSh3g2FWyeN5nmO8tCg3llQ=
+github.com/containrrr/shoutrrr v0.5.1/go.mod h1:XSU8tOIZ1JG8m6OuPozfGLpj6Ed+S8ZrRJaEodQhbzw=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=

pkg/notifications/notifier_test.go

@@ -40,7 +40,7 @@ var _ = Describe("notifications", func() {
 			token := "abvsihdbau"
 			color := notifications.ColorInt
 			title := url.QueryEscape(notifications.GetTitle(command))
-			expected := fmt.Sprintf("discord://%s@%s?color=0x%x&colordebug=0x0&colorerror=0x0&colorinfo=0x0&colorwarn=0x0&splitlines=Yes&title=%s&username=watchtower", token, channel, color, title)
+			expected := fmt.Sprintf("discord://%s@%s?color=0x%x&colordebug=0x0&colorerror=0x0&colorinfo=0x0&colorwarn=0x0&title=%s&username=watchtower", token, channel, color, title)
 			buildArgs := func(url string) []string {
 				return []string{
 					"--notifications",
@@ -60,20 +60,22 @@ var _ = Describe("notifications", func() {
 			})
 		})
 		When("converting a slack service config into a shoutrrr url", func() {
-
-			It("should return the expected URL", func() {
 			command := cmd.NewRootCommand()
 			flags.RegisterNotificationFlags(command)
-
 			username := "containrrrbot"
-				tokenA := "aaa"
+			tokenA := "AAAAAAAAA"
-				tokenB := "bbb"
+			tokenB := "BBBBBBBBB"
-				tokenC := "ccc"
+			tokenC := "123456789123456789123456"
 			color := url.QueryEscape(notifications.ColorHex)
 			title := url.QueryEscape(notifications.GetTitle(command))
+			iconURL := "https://containrrr.dev/watchtower-sq180.png"
+			iconEmoji := "whale"
+
+			When("icon URL is specified", func() {
+				It("should return the expected URL", func() {
 
 					hookURL := fmt.Sprintf("https://hooks.slack.com/services/%s/%s/%s", tokenA, tokenB, tokenC)
-				expectedOutput := fmt.Sprintf("slack://%s@%s/%s/%s?color=%s&title=%s", username, tokenA, tokenB, tokenC, color, title)
+					expectedOutput := fmt.Sprintf("slack://hook:%s-%s-%s@webhook?botname=%s&color=%s&icon=%s&title=%s", tokenA, tokenB, tokenC, username, color, url.QueryEscape(iconURL), title)
 
 					args := []string{
 						"--notifications",
@@ -82,11 +84,34 @@ var _ = Describe("notifications", func() {
 						hookURL,
 						"--notification-slack-identifier",
 						username,
+						"--notification-slack-icon-url",
+						iconURL,
 					}
 
 					testURL(args, expectedOutput)
 				})
 			})
+
+			When("icon emoji is specified", func() {
+				It("should return the expected URL", func() {
+					hookURL := fmt.Sprintf("https://hooks.slack.com/services/%s/%s/%s", tokenA, tokenB, tokenC)
+					expectedOutput := fmt.Sprintf("slack://hook:%s-%s-%s@webhook?botname=%s&color=%s&icon=%s&title=%s", tokenA, tokenB, tokenC, username, color, iconEmoji, title)
+
+					args := []string{
+						"--notifications",
+						"slack",
+						"--notification-slack-hook-url",
+						hookURL,
+						"--notification-slack-identifier",
+						username,
+						"--notification-slack-icon-emoji",
+						iconEmoji,
+					}
+
+					testURL(args, expectedOutput)
+				})
+			})
+		})
 	})
 
 	Describe("the gotify notifier", func() {
@@ -208,6 +233,7 @@ func buildExpectedURL(username string, password string, host string, port int, f
 }
 
 func testURL(args []string, expectedURL string) {
+	defer GinkgoRecover()
 
 	command := cmd.NewRootCommand()
 	flags.RegisterNotificationFlags(command)

pkg/notifications/slack.go

@@ -49,7 +49,7 @@ func (s *slackTypeNotifier) GetURL(c *cobra.Command) (string, error) {
 	if parts[0] == "discord.com" || parts[0] == "discordapp.com" {
 		log.Debug("Detected a discord slack wrapper URL, using shoutrrr discord service")
 		conf := &shoutrrrDisco.Config{
-			Channel:    parts[len(parts)-3],
+			WebhookID:  parts[len(parts)-3],
 			Token:      parts[len(parts)-2],
 			Color:      ColorInt,
 			Title:      GetTitle(c),
@@ -59,15 +59,24 @@ func (s *slackTypeNotifier) GetURL(c *cobra.Command) (string, error) {
 		return conf.GetURL().String(), nil
 	}
 
-	rawTokens := strings.Replace(s.HookURL, "https://hooks.slack.com/services/", "", 1)
+	webhookToken := strings.Replace(s.HookURL, "https://hooks.slack.com/services/", "", 1)
-	tokens := strings.Split(rawTokens, "/")
 
 	conf := &shoutrrrSlack.Config{
 		BotName: s.Username,
-		Token:   tokens,
 		Color:   ColorHex,
+		Channel: "webhook",
 		Title:   GetTitle(c),
 	}
 
+	if s.IconURL != "" {
+		conf.Icon = s.IconURL
+	} else if s.IconEmoji != "" {
+		conf.Icon = s.IconEmoji
+	}
+
+	if err := conf.Token.SetFromProp(webhookToken); err != nil {
+		return "", err
+	}
+
 	return conf.GetURL().String(), nil
 }