Remove Codenvy ci dockerfiles and scripts. (#56)

Remove Codenvy ci dockerfiles and scripts. Move fix with che-machine-exec SIGINT termination to the correct Dockerfile.

Signed-off-by: Oleksandr Andriienko <[email protected]>

Dockerfile

@@ -18,12 +18,18 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-w -s' -a -installsuffix cgo -o che-machine-exec .
 RUN apk add --no-cache ca-certificates
 
-RUN adduser -D -g '' unprivilegeduser
+RUN adduser -D -g '' unprivilegeduser && \
+    mkdir -p /rootfs/tmp /rootfs/etc /rootfs/etc/ssl/certs /rootfs/go/bin && \
+    # In the `scratch` you can't use Dockerfile#RUN, because there is no shell and no standard commands (mkdir and so on).
+    # That's why prepare absent `/tmp` folder for scratch image 
+    chmod 1777 /rootfs/tmp && \
+    cp -rf /etc/passwd /rootfs/etc && \
+    cp -rf /etc/ssl/certs/ca-certificates.crt /rootfs/etc/ssl/certs && \
+    cp -rf /go/src/github.com/eclipse/che-machine-exec/che-machine-exec /rootfs/go/bin
 
 FROM scratch
-COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
-COPY --from=builder /etc/passwd /etc/passwd
-COPY --from=builder /go/src/github.com/eclipse/che-machine-exec/che-machine-exec /go/bin/che-machine-exec
+
+COPY --from=builder /rootfs /
 
 USER unprivilegeduser
 

rhel.Dockerfile

@@ -10,7 +10,7 @@
 #
 
 # https://access.redhat.com/containers/?tab=tags#/registry.access.redhat.com/rhel8/go-toolset
-FROM registry.redhat.io/rhel8/go-toolset:1.11.13-18 as builder
+FROM rhel8/go-toolset:1.11.13-18 as builder
 ENV PATH=/opt/rh/go-toolset-1.11/root/usr/bin:$PATH \
     GOPATH=/go/
 USER root
@@ -20,7 +20,7 @@ RUN adduser unprivilegeduser && \
     CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-w -s' -a -installsuffix cgo -o che-machine-exec . && \
     mkdir -p /rootfs/tmp /rootfs/etc /rootfs/go/bin && \
     # In the `scratch` you can't use Dockerfile#RUN, because there is no shell and no standard commands (mkdir and so on).
-    # That's why prepare absent in the scratch /tmp folder.
+    # That's why prepare absent `/tmp` folder for scratch image 
     chmod 1777 /rootfs/tmp && \
     cp -rf /etc/passwd /rootfs/etc && \
     cp -rf /go/src/github.com/eclipse/che-machine-exec/che-machine-exec /rootfs/go/bin