Files
BetterDesk/Dockerfile.server
T
UNITRONIX 3390c75547 Fix relay empty-UUID & Docker apk retries
Generate a UUID when RequestRelay/RelayResponse messages contain an empty uuid to prevent relay pairing failures (updates in signal/handler.go: handleRequestRelay, handleRequestRelayTCP, handleRelayResponseForward). Add validation in config.GetRelayServers to reject obviously invalid/too-short hosts (prevents relay entries like "a:21117"). Add retry wrappers to apk add commands in Dockerfile, Dockerfile.server, and Dockerfile.console to work around transient DNS failures during image builds. Update changelog (.github/copilot-instructions.md) with these fixes and related notes.
2026-03-16 23:00:14 +01:00

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2.0 KiB
Docker

# Dockerfile for BetterDesk Server (Go)
# Multi-stage build: compile from source, then copy to minimal runtime image
#
# The BetterDesk server is a single binary that replaces both hbbs and hbbr.
# It provides: signal (UDP/TCP/WS), relay (TCP/WS), HTTP API, admin console.
#
# Build: docker build -f Dockerfile.server -t betterdesk-server:local .
# ---- Build stage ----
FROM golang:1.25-alpine AS builder
RUN apk add --no-cache git || { sleep 2 && apk add --no-cache git; }
WORKDIR /src
# Copy Go module files first (cache dependencies)
COPY betterdesk-server/go.mod betterdesk-server/go.sum ./
RUN go mod download
# Copy full source
COPY betterdesk-server/ .
# Build static binary (modernc.org/sqlite is pure Go — no CGO needed)
RUN CGO_ENABLED=0 GOOS=linux go build \
-ldflags="-s -w" \
-tags "netgo osusergo" \
-o /betterdesk-server .
# ---- Runtime stage ----
FROM alpine:3.20
LABEL maintainer="UNITRONIX"
LABEL description="BetterDesk Server - RustDesk-compatible signal + relay"
LABEL version="2.4.0"
RUN apk add --no-cache \
ca-certificates \
curl \
sqlite \
tini \
|| { sleep 2 && apk add --no-cache \
ca-certificates curl sqlite tini; } \
&& addgroup -S betterdesk \
&& adduser -S -G betterdesk betterdesk
COPY --from=builder /betterdesk-server /usr/local/bin/betterdesk-server
RUN chmod +x /usr/local/bin/betterdesk-server
# Create data directory
RUN mkdir -p /opt/rustdesk && chown betterdesk:betterdesk /opt/rustdesk
WORKDIR /opt/rustdesk
# Ports:
# 21114 - HTTP API
# 21115 - NAT type test
# 21116 - Signal (TCP+UDP)
# 21117 - Relay (TCP)
# 21118 - WebSocket Signal
# 21119 - WebSocket Relay
EXPOSE 21114 21115 21116/tcp 21116/udp 21117 21118 21119
# Health check via API
HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
CMD curl -sf http://localhost:21114/api/health || exit 1
USER betterdesk
ENTRYPOINT ["/sbin/tini", "--"]
CMD ["/usr/local/bin/betterdesk-server", "-mode", "all", "-key-file", "/opt/rustdesk/id_ed25519"]