Dockerfile

FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.5.0@sha256:0c6a569797744e45955f39d4f7538ac344bfb7ebf0a54006a0a4297b153ccf0f AS xx

FROM --platform=$BUILDPLATFORM golang:1.23.3-alpine3.20@sha256:09742590377387b931261cbeb72ce56da1b0d750a27379f7385245b2b058b63a AS builder

COPY --from=xx / /

RUN apk add --update --no-cache ca-certificates make git curl clang lld

ARG TARGETPLATFORM

RUN xx-apk --update --no-cache add musl-dev gcc

RUN xx-go --wrap

WORKDIR /usr/local/src/secrets-webhook

ARG GOPROXY

ENV CGO_ENABLED=0

COPY go.* ./
RUN go mod download

COPY . .

RUN go build -o /usr/local/bin/secrets-webhook .
RUN xx-verify /usr/local/bin/secrets-webhook


FROM alpine:3.20.3@sha256:beefdbd8a1da6d2915566fde36db9db0b524eb737fc57cd1367effd16dc0d06d

RUN apk add --update --no-cache ca-certificates tzdata libcap

COPY --from=builder /usr/local/bin/secrets-webhook /usr/local/bin/secrets-webhook

USER 65534

ENTRYPOINT ["secrets-webhook"]