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docker: Build with persistent cache #273

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docker: Build with persistent cache #273

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3009140
docker: Bump rust image version to 1.90
Rongronggg9 Jun 12, 2026
b6eda63
docker: Build with persistent cache
Rongronggg9 Jun 12, 2026
af1a967
docker: Explicitly install clippy and rustfmt to cache them as well
Rongronggg9 Jun 13, 2026
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22 changes: 16 additions & 6 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
# Stage 1: Build
FROM rust:1.88-bookworm AS builder
FROM rust:1.90-bookworm AS builder

# Install clippy and rustfmt first to allow the persistent cache to cover them
RUN rustup component add clippy rustfmt

# Install build dependencies
RUN apt-get update && apt-get install -y \
Expand All @@ -17,8 +20,17 @@ COPY . .
## This makes the image large but ensures fast startup in Cloud Run
#RUN wget -c https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/clone.bundle -O /usr/src/sashiko/linux-kernel.bundle

# Build for release
RUN cargo build --release
# Build for release with persistent cache
# Note: some Docker versions could run into bugs when a later stage accesses a
# cached directory from previous stages, so copy the binaries into a separate
# directory first.
RUN --mount=type=cache,target=/usr/src/sashiko/target/ \
--mount=type=cache,target=/usr/local/cargo/git/db/ \
--mount=type=cache,target=/usr/local/cargo/registry/ \
cargo build --release && \
mkdir -p /app && \
cd /usr/src/sashiko/target/release/ && \
cp -a sashiko review sashiko-cli /app

# Stage 2: Runtime
FROM debian:bookworm-slim
Expand All @@ -36,9 +48,7 @@ RUN apt-get update && apt-get install -y \
WORKDIR /app

# Copy binaries from builder
COPY --from=builder /usr/src/sashiko/target/release/sashiko /usr/local/bin/sashiko
COPY --from=builder /usr/src/sashiko/target/release/review /usr/local/bin/review
COPY --from=builder /usr/src/sashiko/target/release/sashiko-cli /usr/local/bin/sashiko-cli
COPY --from=builder /app /usr/local/bin

## Copy the pre-downloaded kernel bundle
#COPY --from=builder /usr/src/sashiko/linux-kernel.bundle /opt/linux-kernel.bundle
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