arc/Dockerfile.integration at main · SentioLabs/arc · GitHub

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# syntax=docker/dockerfile:1

# Self-contained integration test image.
# Builds the arc binary and compiled test binary, starts the server,
# and runs the tests — all inside a single container.

# ===========================================================================
# Stage 1: Build arc binary + integration test binary
# ===========================================================================
FROM golang:1.26-alpine AS builder

WORKDIR /build

RUN apk add --no-cache git

COPY go.mod go.sum ./
RUN go mod download

COPY . .

# Build the arc CLI binary (no web UI needed for integration tests)
RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o /out/arc ./cmd/arc

# Compile the integration test binary
RUN CGO_ENABLED=0 go test -c -tags integration -o /out/integration.test ./tests/integration/

# ===========================================================================
# Stage 2: Runtime — minimal image with both binaries
# ===========================================================================
FROM alpine:3.21

RUN apk add --no-cache ca-certificates tzdata git

COPY --from=builder /out/arc /usr/local/bin/arc
COPY --from=builder /out/integration.test /usr/local/bin/integration.test

# Inline entrypoint: start server, wait for health, run tests.
COPY <<'EOF' /entrypoint.sh
#!/bin/sh
set -e

PORT=7432
DB_PATH="/tmp/arc-integration-test.db"

# Start the arc server in the background
arc server start --foreground --port "$PORT" --db "$DB_PATH" &
SERVER_PID=$!

# Wait for the server to become healthy
echo "Waiting for arc server on port $PORT..."
attempts=0
until wget -q --spider "http://127.0.0.1:${PORT}/health" 2>/dev/null; do
    attempts=$((attempts + 1))
    if [ "$attempts" -ge 30 ]; then
        echo "Server failed to start within 30s"
        kill "$SERVER_PID" 2>/dev/null || true
        exit 1
    fi
    sleep 1
done
echo "Server ready."

# Run the integration tests
ARC_BINARY=/usr/local/bin/arc /usr/local/bin/integration.test -test.v -test.count=1
TEST_EXIT=$?

# Clean up
kill "$SERVER_PID" 2>/dev/null || true
exit "$TEST_EXIT"
EOF
RUN chmod +x /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]