Update Go to v1.17

Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>

Author: stefanprodan

.github/workflows/build.yaml

@@ -25,7 +25,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.16.x
+          go-version: 1.17.x
       - name: Download modules
         run: |
           go mod download

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.16-alpine as builder
+FROM golang:1.17-alpine as builder
 
 ARG TARGETPLATFORM
 ARG REVISON

Makefile

@@ -6,6 +6,7 @@ build:
 	CGO_ENABLED=0 go build -a -o ./bin/flagger ./cmd/flagger
 
 fmt:
+	go mod tidy
 	gofmt -l -s -w ./
 	goimports -l -w ./
 

docs/gitbook/dev/dev-guide.md

@@ -8,17 +8,17 @@ Flagger is written in Go and uses Go modules for dependency management.
 
 On your dev machine install the following tools:
 
-* go >= 1.14
-* git >= 2.20
-* bash >= 5.0
-* make >= 3.81
-* kubectl >= 1.16
-* kustomize >= 3.5
-* helm >= 3.0
-* docker >= 19.03
+* go >= 1.17
+* git >;= 2.20
+* bash >= 5.0
+* make >= 3.81
+* kubectl >= 1.22
+* kustomize >= 4.4
+* helm >= 3.0
+* docker >= 19.03
 
 You'll also need a Kubernetes cluster for testing Flagger.
-You can use Minikube, Kind, Docker desktop or any remote cluster (AKS/EKS/GKE/etc) Kubernetes version 1.16 or newer.
+You can use Minikube, Kind, Docker desktop or any remote cluster (AKS/EKS/GKE/etc) Kubernetes version 1.22 or newer.
 
 To start contributing to Flagger, fork the [repository](https://github.com/fluxcd/flagger) on GitHub.
 
@@ -100,6 +100,8 @@ make codegen
 Run code formatters:
 
 ```bash
+go install golang.org/x/tools/cmd/goimports@latest
+
 make fmt
 ```
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/fluxcd/flagger
 
-go 1.16
+go 1.17
 
 require (
 	cloud.google.com/go/monitoring v0.1.0
@@ -25,3 +25,54 @@ require (
 	k8s.io/code-generator v0.21.1
 	k8s.io/klog/v2 v2.8.0
 )
+
+require (
+	cloud.google.com/go v0.92.3 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.1 // indirect
+	github.com/deepmap/oapi-codegen v1.8.2 // indirect
+	github.com/evanphx/json-patch v4.9.0+incompatible // indirect
+	github.com/go-logr/logr v0.4.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/google/uuid v1.1.2 // indirect
+	github.com/googleapis/gnostic v0.4.1 // indirect
+	github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 // indirect
+	github.com/hashicorp/golang-lru v0.5.1 // indirect
+	github.com/imdario/mergo v0.3.5 // indirect
+	github.com/influxdata/line-protocol v0.0.0-20200327222509-2487e7298839 // indirect
+	github.com/jmespath/go-jmespath v0.4.0 // indirect
+	github.com/json-iterator/go v1.1.11 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.26.0 // indirect
+	github.com/prometheus/procfs v0.6.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	go.opencensus.io v0.23.0 // indirect
+	go.uber.org/atomic v1.6.0 // indirect
+	go.uber.org/multierr v1.5.0 // indirect
+	golang.org/x/mod v0.4.2 // indirect
+	golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420 // indirect
+	golang.org/x/oauth2 v0.0.0-20210805134026-6f1e6394065a // indirect
+	golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 // indirect
+	golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d // indirect
+	golang.org/x/text v0.3.6 // indirect
+	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba // indirect
+	golang.org/x/tools v0.1.5 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+	k8s.io/gengo v0.0.0-20201214224949-b6c5ce23f027 // indirect
+	k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7 // indirect
+	k8s.io/utils v0.0.0-20201110183641-67b214c5f920 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.1.0 // indirect
+	sigs.k8s.io/yaml v1.2.0 // indirect
+)