Merge pull request kubernetes-csi#3 from smarterclayton/rhel7

ADd a RHEL7 dockerfile and standardize format

Author: openshift-merge-robot

Dockerfile.openshift

@@ -1,13 +1,10 @@
-FROM openshift/origin-release:golang-1.10
-COPY . /go/src/github.com/kubernetes-csi/livenessprobe/
-RUN cd /go/src/github.com/kubernetes-csi/livenessprobe/ && \
-    go build -o livenessprobe ./cmd
-
-FROM centos:7
-
-COPY --from=0 /go/src/github.com/kubernetes-csi/livenessprobe/livenessprobe /usr/bin/
+FROM registry.svc.ci.openshift.org/openshift/release:golang-1.10 AS builder
+WORKDIR /go/src/github.com/kubernetes-csi/livenessprobe
+COPY . .
+RUN go build -o livenessprobe ./cmd
 
+FROM registry.svc.ci.openshift.org/openshift/origin-v4.0:base
+COPY --from=builder /go/src/github.com/kubernetes-csi/livenessprobe/livenessprobe /usr/bin/
 RUN useradd livenessprobe
 USER livenessprobe
-
 ENTRYPOINT ["/usr/bin/livenessprobe"]

Dockerfile.openshift.rhel7

@@ -0,0 +1,10 @@
+FROM registry.svc.ci.openshift.org/ocp/builder:golang-1.10 AS builder
+WORKDIR /go/src/github.com/kubernetes-csi/livenessprobe
+COPY . .
+RUN go build -o livenessprobe ./cmd
+
+FROM registry.svc.ci.openshift.org/ocp/4.0:base
+COPY --from=builder /go/src/github.com/kubernetes-csi/livenessprobe/livenessprobe /usr/bin/
+RUN useradd livenessprobe
+USER livenessprobe
+ENTRYPOINT ["/usr/bin/livenessprobe"]