build binary in go1.10

xref: https://github.com/kubedb/project/issues/449

.gitignore

@@ -0,0 +1,3 @@
+.idea/
+peer-finder
+vendor/

Gopkg.toml

@@ -0,0 +1,34 @@
+# Gopkg.toml example
+#
+# Refer to https://golang.github.io/dep/docs/Gopkg.toml.html
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true
+
+
+[[constraint]]
+  branch = "master"
+  name = "k8s.io/apimachinery"
+
+[prune]
+  go-tests = true
+  unused-packages = true

Makefile

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+PKG = kmodules.xyz/peer-finder
+
 all: push
 
 TAG = 0.1
@@ -31,3 +33,16 @@ push: container
 
 clean:
 	rm -f peer-finder
+
+build: clean
+	dep ensure -v
+	docker run                      \
+		--rm                        \
+		-u $$(id -u):$$(id -g)      \
+        -v /tmp:/.cache             \
+		-v "$$(pwd):/go/src/$(PKG)" \
+		-w /go/src/$(PKG)           \
+		-e GOOS=linux               \
+		-e GOARCH=amd64             \
+		golang:1.10                 \
+		go build

peer-finder.go

@@ -65,8 +65,7 @@ func shellOut(sendStdin, script string) {
 	cmd := exec.Command("bash", "-c", fmt.Sprintf("echo -e '%v' | %v", sendStdin, script))
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
-	err := cmd.Run()
-	if err != nil {
+	if err := cmd.Run(); err != nil {
 		log.Fatalf("Failed to execute %v:, err: %v", script, err)
 	}
 }