shilazi/docker-compose-wait repository overview

FROM tonistiigi/xx AS xx

# ----- 8< -----

FROM rust:1.82-bookworm AS builder

COPY --from=xx / /

RUN set -x \
    && apt-get update \
    && apt-get install -y clang lld

ARG TARGETPLATFORM

WORKDIR /build

ADD . /build/

RUN set -x \
    && xx-cargo build --release --target-dir ./build \
    && xx-verify ./build/$(xx-cargo --print-target-triple)/release/wait \
    && mv ./build/$(xx-cargo --print-target-triple)/release/wait /wait \
    && chmod +x /wait

# ----- 8< -----

FROM scratch
COPY --from=builder /wait /wait

## Use whatever base image
FROM alpine

## Add the wait script to the image
COPY --from=ghcr.io/shilazi/docker-compose-wait:latest /wait /wait

## Otherwise you can directly download the executable from github releases. E.g.:
#  ADD https://github.com/ufoscout/docker-compose-wait/releases/download/2.11.0/wait /wait
#  RUN chmod +x /wait

## Add your application to the docker image
ADD MySuperApp.sh /MySuperApp.sh

## Launch the wait tool and then your application
CMD /wait && /MySuperApp.sh