Dockerfile

FROM golang:1.14.7-alpine3.12 AS builder

WORKDIR /app
COPY . /app

RUN apk add --no-cache git gcc
RUN apk add libc-dev

RUN go build github.com/xd-deng/rediseen

# Unit Test
RUN REDISEEN_REDIS_URI=redis://:@localhost:6400 REDISEEN_KEY_PATTERN_EXPOSED="^key:[.]*" \
    REDISEEN_TEST_MODE=true REDISEEN_DB_EXPOSED=0-5 \
    go test -cover github.com/xd-deng/rediseen


# For smaller image size
# see https://medium.com/@gdiener/how-to-build-a-smaller-docker-image-76779e18d48a
FROM alpine:3.12
WORKDIR /app
COPY --from=builder /app/rediseen ./rediseen

# To allow the service to be accessible outside the container.
# Whether the service should be accessible from only localhost or ALL interfaces will
#   be decided when the container is started, rather than being decided by REDISEEN_HOST.
ENV REDISEEN_HOST=0.0.0.0

EXPOSE 8000

ENV PATH=$PATH:${pwd}

CMD ["./rediseen", "start"]