Merge pull request #11 from dsw9742/dockerfile

adding Dockerfile for convenience

Author: Harmen

Dockerfile

@@ -0,0 +1,31 @@
+# builder
+FROM golang:1.9.3-alpine3.7 AS builder
+
+WORKDIR /go/src/github.com/alicebob
+
+ARG ASPROM_VERSION=1.0.1
+
+RUN apk add --no-cache git \
+    && git clone https://github.com/alicebob/asprom.git \
+    && cd asprom \
+    && git fetch --all --tags --prune \
+    && git checkout tags/$ASPROM_VERSION
+
+WORKDIR /go/src/github.com/alicebob/asprom
+
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o asprom .
+
+
+
+# final
+FROM alpine:3.7
+
+RUN apk --no-cache add ca-certificates
+
+WORKDIR /root/
+
+COPY --from=builder /go/src/github.com/alicebob/asprom .
+
+EXPOSE 9145
+
+CMD ["./asprom"]