Add Slack Notif Functionality

go.mod

@@ -50,6 +50,7 @@ require (
 	github.com/go-openapi/validate v0.24.0 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/google/uuid v1.6.0 // indirect
+	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/hashicorp/go-uuid v1.0.3 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
@@ -81,6 +82,7 @@ require (
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/sagikazarmark/locafero v0.4.0 // indirect
 	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
+	github.com/slack-go/slack v0.13.0 // indirect
 	github.com/sourcegraph/conc v0.3.0 // indirect
 	github.com/spf13/afero v1.11.0 // indirect
 	github.com/spf13/cast v1.6.0 // indirect

go.sum

@@ -63,6 +63,7 @@ github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+Gr
 github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ=
 github.com/go-openapi/validate v0.24.0 h1:LdfDKwNbpB6Vn40xhTdNZAnfLECL81w+VX3BumrGD58=
 github.com/go-openapi/validate v0.24.0/go.mod h1:iyeX1sEufmv3nPbBdX3ieNviWnOZaJ1+zquzJEf2BAQ=
+github.com/go-test/deep v1.0.4/go.mod h1:wGDj63lr65AM2AQyKZd/NYHGb0R+1RLqB8NKt3aSFNA=
 github.com/gofiber/fiber/v2 v2.52.4 h1:P+T+4iK7VaqUsq2PALYEfBBo6bJZ4q3FP8cZ84EggTM=
 github.com/gofiber/fiber/v2 v2.52.4/go.mod h1:KEOE+cXMhXG0zHc9d8+E38hoX+ZN7bhOtgeF2oT6jrQ=
 github.com/gofiber/storage/memory v1.3.4 h1:VxTq8Vrdvk73VsfvtTgc3LjXClbBrHXanzEo+w0cpgo=
@@ -77,6 +78,7 @@ github.com/gofiber/utils v1.1.0/go.mod h1:poZpsnhBykfnY1Mc0KeEa6mSHrS3dV0+oBWyeQ
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
+github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
@@ -87,6 +89,9 @@ github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyC
 github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
 github.com/gorilla/sessions v1.2.1 h1:DHd3rPN5lE3Ts3D8rKkQ8x/0kqfeNmBAaiSi+o7FsgI=
 github.com/gorilla/sessions v1.2.1/go.mod h1:dk2InVEVJ0sfLlnXv9EAgkf6ecYs/i80K/zI+bUmuGM=
+github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/hashicorp/go-uuid v1.0.2/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
 github.com/hashicorp/go-uuid v1.0.3 h1:2gKiV6YVmrJ1i2CKKa9obLvRieoRGviZFL26PcT/Co8=
 github.com/hashicorp/go-uuid v1.0.3/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/bN7x4byOro=
@@ -174,6 +179,8 @@ github.com/sagikazarmark/slog-shim v0.1.0 h1:diDBnUNK9N/354PgrxMywXnAwEr1QZcOr6g
 github.com/sagikazarmark/slog-shim v0.1.0/go.mod h1:SrcSrq8aKtyuqEI1uvTDTK1arOWRIczQRv+GVI1AkeQ=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
+github.com/slack-go/slack v0.13.0 h1:7my/pR2ubZJ9912p9FtvALYpbt0cQPAqkRy2jaSI1PQ=
+github.com/slack-go/slack v0.13.0/go.mod h1:hlGi5oXA+Gt+yWTPP0plCdRKmjsDxecdHxYQdlMQKOw=
 github.com/sourcegraph/conc v0.3.0 h1:OQTbbt6P72L20UqAkXXuLOj79LfEanQ+YQFNpLA9ySo=
 github.com/sourcegraph/conc v0.3.0/go.mod h1:Sdozi7LEKbFPqYX2/J+iBAM6HpqSLTASQIKqDmF7Mt0=
 github.com/spf13/afero v1.11.0 h1:WJQKhtpdm3v2IzqG8VMqrr6Rf3UYpEF239Jy9wNepM8=
@@ -190,6 +197,7 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -284,6 +292,7 @@ golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGm
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c=
 google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=

mokey.toml.sample

@@ -190,3 +190,9 @@ driver = "memory"
 # admin_url: "http://locahost:4445"
 # login_timeout: 3600
 # fake_tls_termination: true
+
+#------------------------------------------------------------------------------
+# Slack
+#------------------------------------------------------------------------------
+[slack]
+token = "your-slack-bot-token"

server/email.go

@@ -23,14 +23,15 @@ import (
 	"github.com/mileusna/useragent"
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/viper"
-	"github.com/ubccr/goipa"
+	ipa "github.com/ubccr/goipa"
 )
 
 const crlf = "\r\n"
 
 type Emailer struct {
-	templates *template.Template
-	storage   fiber.Storage
+	templates     *template.Template
+	storage       fiber.Storage
+	slackNotifier *SlackNotifier
 }
 
 func BaseURL(ctx *fiber.Ctx) string {
@@ -66,7 +67,11 @@ func NewEmailer(storage fiber.Storage) (*Emailer, error) {
 		}
 	}
 
-	return &Emailer{storage: storage, templates: tmpl}, nil
+	return &Emailer{
+		storage:       storage,
+		templates:     tmpl,
+		slackNotifier: NewSlackNotifier(),
+	}, nil
 }
 
 func (e *Emailer) SendPasswordResetEmail(user *ipa.User, ctx *fiber.Ctx) error {
@@ -335,5 +340,29 @@ func (e *Emailer) sendEmail(user *ipa.User, ctx *fiber.Ctx, subject, tmpl string
 		return err
 	}
 
+	if e.slackNotifier != nil {
+		var slackMessage string
+		switch tmpl {
+		case "password-reset":
+			slackMessage = fmt.Sprintf(
+				"[%s] (<%s|%s>)\n\n****************\nHi %s,\n****************\n\nYou recently requested to reset your password for your [%s] account. Use the link below to reset it. This password reset is only valid for the next %s.\n\nReset your password: <%s|Reset Link>\n",
+				data["site_name"], data["homepage"], data["site_name"], user.First, data["site_name"], data["link_expires"], data["link"],
+			)
+		case "account-updated":
+			slackMessage = "Your password has been reset successfully."
+		default:
+			slackMessage = fmt.Sprintf("Notification from %s: %s", data["site_name"], subject)
+		}
+
+		err = e.slackNotifier.SendSlackMessage(user.Email, slackMessage)
+		if err != nil {
+			log.WithFields(log.Fields{
+				"email":    user.Email,
+				"username": user.Username,
+				"error":    err,
+			}).Error("Failed to send Slack notification")
+		}
+	}
+
 	return nil
 }

server/slack.go

@@ -0,0 +1,41 @@
+package server
+
+import (
+	log "github.com/sirupsen/logrus"
+	"github.com/slack-go/slack"
+	"github.com/spf13/viper"
+)
+
+type SlackNotifier struct {
+	client *slack.Client
+}
+
+func NewSlackNotifier() *SlackNotifier {
+	token := viper.GetString("slack.token")
+	if token == "" {
+		return nil
+	}
+	return &SlackNotifier{
+		client: slack.New(token),
+	}
+}
+
+func (s *SlackNotifier) SendSlackMessage(email, message string) error {
+	user, err := s.client.GetUserByEmail(email)
+	if err != nil {
+		return err
+	}
+
+	channelID, timestamp, err := s.client.PostMessage(
+		user.ID,
+		slack.MsgOptionText(message, false),
+		slack.MsgOptionDisableLinkUnfurl(),
+		slack.MsgOptionDisableMediaUnfurl(),
+	)
+	if err != nil {
+		return err
+	}
+
+	log.Infof("Message successfully sent to channel %s at %s", channelID, timestamp)
+	return nil
+}