ARG GOLANG=golang:1.26.4-alpine3.22
FROM ${GOLANG} AS infra

RUN apk -U --no-cache add bash git gcc musl-dev docker vim less file curl wget ca-certificates jq linux-headers \
    zlib-dev tar zip squashfs-tools npm coreutils openssl-dev libffi-dev libseccomp libseccomp-dev \
    libseccomp-static make libuv-static sqlite-dev sqlite-static libselinux libselinux-dev zlib-dev zlib-static \
    zstd pigz alpine-sdk btrfs-progs-dev btrfs-progs-static gawk yq pipx \
    && \
    if [ "$(go env GOARCH)" = "arm64" ]; then \
    apk -U --no-cache add binutils-gold; \
    fi \
    && \
    if [ "$(go env GOARCH)" = "amd64" ]; then \
    apk -U --no-cache add mingw-w64-gcc; \
    fi

# Install goimports
RUN GOPROXY=direct go install golang.org/x/tools/cmd/goimports@gopls/v0.20.0
RUN rm -rf /go/src /go/pkg

ARG SELINUX=true
ENV SELINUX=$SELINUX
ENV STATIC_BUILD=true
ENV SRC_DIR=/go/src/github.com/k3s-io/k3s
WORKDIR ${SRC_DIR}/


FROM infra AS manifests
ARG GIT_TAG
ARG TREE_STATE
ARG COMMIT
ARG DIRTY
ARG GOOS
ENV NO_DAPPER=true
# Used by both build and validate stages, better caching if we do this in a separate stage
COPY ./scripts/ ./scripts
COPY ./go.mod ./go.sum ./main.go ./
COPY ./manifests ./manifests
RUN mkdir -p bin dist
RUN --mount=type=cache,id=gomod,target=/go/pkg/mod \
    ./scripts/download


FROM manifests AS validate
ARG SKIP_VALIDATE
COPY . .
RUN --mount=type=cache,id=gomod,target=/go/pkg/mod \
    --mount=type=cache,id=gobuild,target=/root/.cache/go-build \
    --mount=type=cache,id=lint,target=/root/.cache/golangci-lint \
    ./scripts/validate


FROM manifests AS build
ARG GOCOVER
ARG DEBUG
COPY ./cmd ./cmd
COPY ./tests ./tests
COPY ./pkg ./pkg
RUN --mount=type=cache,id=gomod,target=/go/pkg/mod \
    --mount=type=cache,id=gobuild,target=/root/.cache/go-build \
    ./scripts/build

COPY ./contrib ./contrib
RUN --mount=type=cache,id=gomod,target=/go/pkg/mod \
    --mount=type=cache,id=gobuild,target=/root/.cache/go-build \
    ./scripts/package-cli

RUN ./scripts/binary_size_check.sh


FROM scratch AS result
ENV SRC_DIR=/go/src/github.com/k3s-io/k3s
COPY --from=build ${SRC_DIR}/dist /dist
COPY --from=build ${SRC_DIR}/bin /bin
COPY --from=build ${SRC_DIR}/build/out /build/out
COPY --from=build ${SRC_DIR}/build/static /build/static
COPY --from=build ${SRC_DIR}/pkg/static /pkg/static
COPY --from=build ${SRC_DIR}/pkg/deploy /pkg/deploy
