Merge pull request #109 from hasbro17/haseeb/add-sdk-version

*: add versioning to sdk and version constraint for generated project

Author: hasbro17

pkg/generator/gen_main.go

@@ -22,7 +22,8 @@ import (
 
 const (
 	// sdkImport is the operator-sdk import path.
-	sdkImport = "github.com/coreos/operator-sdk/pkg/sdk"
+	sdkImport     = "github.com/coreos/operator-sdk/pkg/sdk"
+	versionImport = "github.com/coreos/operator-sdk/version"
 )
 
 // Main contains all the customized data needed to generate cmd/<projectName>/main.go for a new operator
@@ -31,6 +32,7 @@ type Main struct {
 	// imports
 	OperatorSDKImport string
 	StubImport        string
+	SDKVersionImport  string
 }
 
 // renderMainFile generates the cmd/<projectName>/main.go file given a repo path ("github.com/coreos/play")
@@ -44,6 +46,7 @@ func renderMainFile(w io.Writer, repo string) error {
 	m := Main{
 		OperatorSDKImport: sdkImport,
 		StubImport:        filepath.Join(repo, stubDir),
+		SDKVersionImport:  versionImport,
 	}
 	return t.Execute(w, m)
 }

pkg/generator/generator_test.go

@@ -23,12 +23,23 @@ const mainExp = `package main
 
 import (
 	"context"
+	"runtime"
 
 	stub "github.com/coreos/play/pkg/stub"
 	sdk "github.com/coreos/operator-sdk/pkg/sdk"
+	sdkVersion  "github.com/coreos/operator-sdk/version"
+
+	"github.com/sirupsen/logrus"
 )
 
+func printVersion() {
+	logrus.Infof("Go Version: %s", runtime.Version())
+	logrus.Infof("Go OS/Arch: %s/%s", runtime.GOOS, runtime.GOARCH)
+	logrus.Infof("operator-sdk Version: %v", sdkVersion.Version)
+}
+
 func main() {
+	printVersion()
 	sdk.Watch("apps/v1", "Deployment", "default")
 	sdk.Handle(stub.NewHandler())
  	sdk.Run(context.TODO())

pkg/generator/gopkg_tmpls.go

@@ -160,4 +160,10 @@ const gopkgTomlTmpl = `[[override]]
 [[override]]
   name = "k8s.io/client-go"
   version = "kubernetes-1.9.3"
+
+[[constraint]]
+  name = "github.com/coreos/operator-sdk"
+  # The version rule is used for a specific release and the master branch for in between releases.
+  branch = "master"
+  # version = "v0.0.1"
 `

pkg/generator/main_tmpl.go

@@ -19,12 +19,23 @@ const mainTmpl = `package main
 
 import (
 	"context"
+	"runtime"
 
 	stub "{{.StubImport}}"
 	sdk "{{.OperatorSDKImport}}"
+	sdkVersion "{{.SDKVersionImport}}"
+
+	"github.com/sirupsen/logrus"
 )
 
+func printVersion() {
+	logrus.Infof("Go Version: %s", runtime.Version())
+	logrus.Infof("Go OS/Arch: %s/%s", runtime.GOOS, runtime.GOARCH)
+	logrus.Infof("operator-sdk Version: %v", sdkVersion.Version)
+}
+
 func main() {
+	printVersion()
 	sdk.Watch("apps/v1", "Deployment", "default")
 	sdk.Handle(stub.NewHandler())
  	sdk.Run(context.TODO())

version/version.go

@@ -0,0 +1,19 @@
+// Copyright 2018 The Operator-SDK Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package version
+
+var (
+	Version = "v0.0.0+git"
+)