docker copy image code example
Example 1: docker copy from another image
FROM golang:1.7.3 AS builder
WORKDIR /go/src/github.com/alexellis/href-counter/
RUN go get -d -v golang.org/x/net/html
COPY app.go .
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o app .
FROM alpine:latest
RUN apk --no-cache add ca-certificates
WORKDIR /root/
COPY --from=builder /go/src/github.com/alexellis/href-counter/app .
CMD ["./app"]
Example 2: copy docker image from one machine to another
docker save -o <path for generated tar file> <image name>
Example 3: copy docker image from one machine to another
docker load -i <path to image tar file>