feat: added scheduled functions template for Go (#4495)

* feat: go scheduled functions template

* chore: update contributors field

* chore: placeholder for github handle in go mod

* chore: remove unnecessary makefile

* chore: go version update

Co-authored-by: karagulamos <karagulamos@users.noreply.github.com>

package.json

@@ -30,6 +30,7 @@
     "Cole Bosmann",
     "Dan Croak (https://twitter.com/croaky)",
     "Dan Loewenherz <dan@lionheartsw.com> (https://twitter.com/dwlz)",
+    "Daniel Woelfel <dwwoelfel@gmail.com> (https://twitter.com/danielwoelfel)",
     "Dave Ackerman <dmackerman@gmail.com>",
     "David Calavera <david@netlify.com> (https://twitter.com/calavera)",
     "David Lemler <dlemler@pm.me> (https://twitter.com/davidlemlerm)",

src/functions-templates/go/scheduled-function/.netlify-function-template.js

@@ -0,0 +1,5 @@
+module.exports = {
+  name: 'scheduled-function',
+  priority: 1,
+  description: 'Basic implementation of a scheduled function in Go.',
+}

src/functions-templates/go/scheduled-function/go.mod

@@ -0,0 +1,5 @@
+module github.com/your-github-handle/{{name}}
+
+go 1.17
+
+require github.com/aws/aws-lambda-go v1.28.0

src/functions-templates/go/scheduled-function/go.sum

@@ -0,0 +1,21 @@
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/aws/aws-lambda-go v1.28.0 h1:fZiik1PZqW2IyAN4rj+Y0UBaO1IDFlsNo9Zz/XnArK4=
+github.com/aws/aws-lambda-go v1.28.0/go.mod h1:jJmlefzPfGnckuHdXX7/80O3BvUUi12XOkbv4w9SGLU=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/urfave/cli/v2 v2.2.0/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 h1:tQIYjPdBoyREyB9XMu+nnTclpTYkz2zFM+lzLJFO4gQ=
+gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

src/functions-templates/go/scheduled-function/netlify.toml

@@ -0,0 +1,11 @@
+[build]
+functions = "functions"
+
+[build.environment]
+GO_VERSION = "1.17"
+
+[functions]
+directory = "src/"
+
+[functions.hourly-schedule]
+schedule = "@hourly"

src/functions-templates/go/scheduled-function/src/hourly-schedule/main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/aws/aws-lambda-go/events"
+	"github.com/aws/aws-lambda-go/lambda"
+)
+
+type requestBody struct {
+	NextRun time.Time `json:"next_run"`
+}
+
+// The schedule for this function is defined inside the netlify.toml file. To learn about scheduled functions 
+// and supported cron extensions, visit https://ntl.fyi/sched-func.
+func handler(ctx context.Context, request events.APIGatewayProxyRequest) (*events.APIGatewayProxyResponse, error) {
+	requestBody := requestBody{}
+
+	if err := json.Unmarshal([]byte(request.Body), &requestBody); err != nil {
+		log.Fatalf("cannot parse request body: %s", err.Error())
+	}
+
+	log.Printf("Next run at %s\n", requestBody.NextRun.Local())
+
+	return &events.APIGatewayProxyResponse{
+		StatusCode: http.StatusNoContent,
+	}, nil
+}
+
+func main() {
+	lambda.Start(handler)
+}