mirror of
https://github.com/rcourtman/Pulse.git
synced 2026-02-18 00:17:39 +01:00
ce602a989a
When Pulse runs in Docker, ARM users couldn't download the docker-agent because only the host architecture binary was built. The Dockerfile now builds amd64, arm64, and armv7 binaries and includes them at /opt/pulse/bin/ so the download endpoint can serve all architectures.
144 lines
4.3 KiB
Docker
144 lines
4.3 KiB
Docker
# Build stage for frontend (must be built first for embedding)
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FROM node:20-alpine AS frontend-builder
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WORKDIR /app/frontend-modern
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# Copy package files
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COPY frontend-modern/package*.json ./
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RUN npm ci
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# Copy frontend source
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COPY frontend-modern/ ./
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# Build frontend
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RUN npm run build
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# Build stage for Go backend
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FROM golang:1.24-alpine AS backend-builder
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WORKDIR /app
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# Install build dependencies
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RUN apk add --no-cache git
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# Copy go mod files for better layer caching
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COPY go.mod go.sum ./
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RUN go mod download
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# Copy only necessary source code
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COPY cmd/ ./cmd/
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COPY internal/ ./internal/
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COPY pkg/ ./pkg/
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COPY VERSION ./
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# Copy built frontend from frontend-builder stage for embedding
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# Must be at internal/api/frontend-modern for Go embed
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COPY --from=frontend-builder /app/frontend-modern/dist ./internal/api/frontend-modern/dist
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# Build the binaries with embedded frontend
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RUN CGO_ENABLED=0 GOOS=linux go build \
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-ldflags="-s -w" \
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-trimpath \
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-o pulse ./cmd/pulse
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# Build docker-agent for multiple architectures so users can download any arch
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RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
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-ldflags="-s -w" \
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-trimpath \
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-o pulse-docker-agent-linux-amd64 ./cmd/pulse-docker-agent && \
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CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build \
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-ldflags="-s -w" \
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-trimpath \
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-o pulse-docker-agent-linux-arm64 ./cmd/pulse-docker-agent && \
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CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build \
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-ldflags="-s -w" \
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-trimpath \
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-o pulse-docker-agent-linux-armv7 ./cmd/pulse-docker-agent
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# Keep a host-arch symlink for backward compatibility
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RUN cp pulse-docker-agent-linux-amd64 pulse-docker-agent
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# Runtime image for the Docker agent (offered via --target agent_runtime)
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FROM alpine:latest AS agent_runtime
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# Use TARGETARCH to select the correct binary for the build platform
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ARG TARGETARCH
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ARG TARGETVARIANT
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RUN apk --no-cache add ca-certificates tzdata
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WORKDIR /app
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# Copy all agent binaries first
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COPY --from=backend-builder /app/pulse-docker-agent-linux-* /tmp/
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# Select the appropriate architecture binary
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# Docker buildx automatically sets TARGETARCH (amd64, arm64, arm) and TARGETVARIANT (v7)
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RUN if [ "$TARGETARCH" = "arm64" ]; then \
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cp /tmp/pulse-docker-agent-linux-arm64 /usr/local/bin/pulse-docker-agent; \
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elif [ "$TARGETARCH" = "arm" ]; then \
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cp /tmp/pulse-docker-agent-linux-armv7 /usr/local/bin/pulse-docker-agent; \
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else \
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cp /tmp/pulse-docker-agent-linux-amd64 /usr/local/bin/pulse-docker-agent; \
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fi && \
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chmod +x /usr/local/bin/pulse-docker-agent && \
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rm -rf /tmp/pulse-docker-agent-*
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COPY --from=backend-builder /app/VERSION /VERSION
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ENTRYPOINT ["/usr/local/bin/pulse-docker-agent"]
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# Final stage (Pulse server runtime)
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FROM alpine:latest
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RUN apk --no-cache add ca-certificates tzdata su-exec
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WORKDIR /app
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# Copy binaries from builder (frontend is embedded)
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COPY --from=backend-builder /app/pulse .
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COPY --from=backend-builder /app/pulse-docker-agent .
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# Copy VERSION file
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COPY --from=backend-builder /app/VERSION .
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# Copy entrypoint script
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COPY docker-entrypoint.sh /docker-entrypoint.sh
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RUN chmod +x /docker-entrypoint.sh
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# Provide docker-agent installer script for HTTP download endpoint
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RUN mkdir -p /opt/pulse/scripts
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COPY scripts/install-docker-agent.sh /opt/pulse/scripts/install-docker-agent.sh
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RUN chmod 755 /opt/pulse/scripts/install-docker-agent.sh
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# Copy multi-arch docker-agent binaries for download endpoint
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RUN mkdir -p /opt/pulse/bin
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COPY --from=backend-builder /app/pulse-docker-agent-linux-amd64 /opt/pulse/bin/
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COPY --from=backend-builder /app/pulse-docker-agent-linux-arm64 /opt/pulse/bin/
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COPY --from=backend-builder /app/pulse-docker-agent-linux-armv7 /opt/pulse/bin/
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# Create config directory
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RUN mkdir -p /etc/pulse /data
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# Expose port
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EXPOSE 7655
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# Set environment variables
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# Only PULSE_DATA_DIR is used - all node config is done via web UI
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ENV PULSE_DATA_DIR=/data
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ENV PULSE_DOCKER=true
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# Create default user (will be adjusted by entrypoint if PUID/PGID are set)
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RUN adduser -D -u 1000 -g 1000 pulse && \
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chown -R pulse:pulse /app /etc/pulse /data /opt/pulse
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# Health check
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD wget --no-verbose --tries=1 --spider http://localhost:7655 || exit 1
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# Use entrypoint script to handle UID/GID
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ENTRYPOINT ["/docker-entrypoint.sh"]
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# Run the binary
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CMD ["./pulse"]
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