Merge branch 'dev' into 'master'

Adding a formal way to contribute to the project

See merge request arm-research/smarter/smarter-device-manager!14

Author: alexandref75

CONTRIBUTING.md

@@ -0,0 +1,16 @@
+# Contributing to SMARTER
+
+SMARTER is an open-source, software platform for the Edge. Contributions are an important part of the platform, and our goal is to make it as simple as possible to become a contributor.
+
+# Project license, and developer certificate of origin
+
+The SMARTER codebase is licensed under the Apache 2.0 open source license, individual components may have their own licenses. 
+Please see the LICENSE file in the SMARTER documentation repository for the full text of this license, or the LICENSE file
+in respective repositories.  New contributions are expected to be lisensed under the Apache 2.0 license or something compatible
+with that license.
+
+Please note that we expect contributors to the project to self-certify that they are authorized to contribute code 
+using the Linux Foundation's Developer Certificate of Origin. See http://developercertificate.org for more details.
+
+Contributors sign-off that they adhere to these requirements by adding a Signed-off-by line to commit messages.
+Pull requests for contributions without a signed-off-by line will not be accepted.

CONTRIBUTIONS

@@ -5,11 +5,12 @@ RUN apk update && apk upgrade && apk add tar ca-certificates build-base
 ENV GOPATH /go
 RUN go version
 
-WORKDIR /go/src/smarter-device-management
+WORKDIR /arm.com/smarter-device-management
 COPY . .
 
 RUN echo $PATH;export CGO_LDFLAGS_ALLOW='-Wl,--unresolved-symbols=ignore-in-object-files' && \
-    go install -ldflags="-s -w" -v smarter-device-management
+    go mod init arm.com/smarter-device-management && go mod tidy && go mod vendor && \
+    go build -ldflags="-s -w" .
 
 FROM alpine
 
@@ -18,6 +19,6 @@ RUN apk update && apk upgrade
 WORKDIR /root
 
 COPY conf.yaml /root/config/conf.yaml
-COPY --from=build /go/bin/smarter-device-management /usr/bin/smarter-device-management
+COPY --from=build /arm.com/smarter-device-management/smarter-device-management /usr/bin/smarter-device-management
 
-CMD ["smarter-device-management","-logtostderr=true","-v=0"]
+CMD ["smarter-device-management","-logtostderr=true","-v=0"]

Dockerfile

@@ -4,7 +4,7 @@ package main
 
 import (
 	"github.com/golang/glog"
-	pluginapi "k8s.io/kubernetes/pkg/kubelet/apis/deviceplugin/v1beta1"
+        pluginapi "k8s.io/kubelet/pkg/apis/deviceplugin/v1beta1"
 )
 
 func check(err error) {

argus.go

@@ -14,7 +14,7 @@ import (
 	"github.com/fsnotify/fsnotify"
 	"github.com/golang/glog"
 	"gopkg.in/yaml.v2"
-	pluginapi "k8s.io/kubernetes/pkg/kubelet/apis/deviceplugin/v1beta1"
+        pluginapi "k8s.io/kubelet/pkg/apis/deviceplugin/v1beta1"
 )
 
 var confFileName string

main.go

@@ -13,7 +13,7 @@ import (
 	"github.com/golang/glog"
 	"golang.org/x/net/context"
 	"google.golang.org/grpc"
-	pluginapi "k8s.io/kubernetes/pkg/kubelet/apis/deviceplugin/v1beta1"
+        pluginapi "k8s.io/kubelet/pkg/apis/deviceplugin/v1beta1"
 )
 
 var passDeviceSpecs = flag.Bool("pass-device-specs", false, "pass the list of DeviceSpecs to the kubelet on Allocate()")
@@ -182,6 +182,10 @@ func (m *NvidiaDevicePlugin) PreStartContainer(context.Context, *pluginapi.PreSt
 	return &pluginapi.PreStartContainerResponse{}, nil
 }
 
+func (m *NvidiaDevicePlugin) GetPreferredAllocation(context.Context, *pluginapi.PreferredAllocationRequest) (*pluginapi.PreferredAllocationResponse, error) {
+	return &pluginapi.PreferredAllocationResponse{}, nil
+}
+
 func (m *NvidiaDevicePlugin) cleanup() error {
 	if err := os.Remove(m.socket); err != nil && !os.IsNotExist(err) {
 		return err

nvidia-server.go

@@ -13,7 +13,7 @@ import (
 	"github.com/golang/glog"
 	"golang.org/x/net/context"
 	"google.golang.org/grpc"
-	pluginapi "k8s.io/kubernetes/pkg/kubelet/apis/deviceplugin/v1beta1"
+        pluginapi "k8s.io/kubelet/pkg/apis/deviceplugin/v1beta1"
 )
 
 const (
@@ -180,6 +180,10 @@ func (m *SmarterDevicePlugin) PreStartContainer(context.Context, *pluginapi.PreS
 	return &pluginapi.PreStartContainerResponse{}, nil
 }
 
+func (m *SmarterDevicePlugin) GetPreferredAllocation(context.Context, *pluginapi.PreferredAllocationRequest) (*pluginapi.PreferredAllocationResponse, error) {
+	return &pluginapi.PreferredAllocationResponse{}, nil
+}
+
 func (m *SmarterDevicePlugin) cleanup() error {
 	glog.V(0).Info("Removing file ",m.socket)
 	if err := os.Remove(m.socket); err != nil && !os.IsNotExist(err) {