Files
galaxy-game/backend/Dockerfile
T
2026-05-06 10:14:55 +03:00

63 lines
1.6 KiB
Docker

# syntax=docker/dockerfile:1.7
# Build context is the workspace root (galaxy/), not the backend/
# subdirectory, because the backend module pulls galaxy/{cronutil,error,
# geoip,model,postgres,util} through the go.work replace directives.
# Build with:
#
# docker build -t galaxy/backend:integration -f backend/Dockerfile .
FROM golang:1.26.2-alpine AS builder
WORKDIR /src
ENV CGO_ENABLED=0 GOFLAGS=-trimpath
COPY pkg/cronutil/ ./pkg/cronutil/
COPY pkg/error/ ./pkg/error/
COPY pkg/geoip/ ./pkg/geoip/
COPY pkg/model/ ./pkg/model/
COPY pkg/postgres/ ./pkg/postgres/
COPY pkg/util/ ./pkg/util/
COPY backend/ ./backend/
# Synthesise a minimal go.work tailored to the backend binary so the
# repository-level workspace (which lists every module) does not need
# to be copied into the build context.
RUN <<'EOF' cat > go.work
go 1.26.2
use (
./backend
./pkg/cronutil
./pkg/error
./pkg/geoip
./pkg/model
./pkg/postgres
./pkg/util
)
replace (
galaxy/cronutil v0.0.0 => ./pkg/cronutil
galaxy/error v0.0.0 => ./pkg/error
galaxy/geoip v0.0.0 => ./pkg/geoip
galaxy/model v0.0.0 => ./pkg/model
galaxy/postgres v0.0.0 => ./pkg/postgres
galaxy/util v0.0.0 => ./pkg/util
)
EOF
RUN --mount=type=cache,target=/root/.cache/go-build \
--mount=type=cache,target=/go/pkg/mod \
go build -ldflags="-s -w" -o /out/backend ./backend/cmd/backend
FROM gcr.io/distroless/static-debian12:nonroot AS runtime
LABEL org.opencontainers.image.title="galaxy-backend"
EXPOSE 8080
EXPOSE 8081
USER nonroot:nonroot
COPY --from=builder /out/backend /usr/local/bin/backend
ENTRYPOINT ["/usr/local/bin/backend"]