From 04992fc57d739d370dd653e14da9cafd69c463e8 Mon Sep 17 00:00:00 2001
From: Peter Cai <peter@typeblog.net>
Date: Tue, 22 Nov 2022 10:03:44 -0500
Subject: [PATCH] Add custom headscale dockerfile

---
 headscale/Dockerfile | 33 +++++++++++++++++++++++++++++++++
 headscale/app.sh     |  5 +++++
 2 files changed, 38 insertions(+)
 create mode 100644 headscale/Dockerfile
 create mode 100644 headscale/app.sh

diff --git a/headscale/Dockerfile b/headscale/Dockerfile
new file mode 100644
index 0000000..fc7de01
--- /dev/null
+++ b/headscale/Dockerfile
@@ -0,0 +1,33 @@
+# Builder image
+FROM docker.io/golang:1.19.0-bullseye AS build
+ARG VERSION=v0.17.0-beta4
+ENV GOPATH /go
+
+RUN apt-get install -y git && \
+    git clone https://github.com/juanfont/headscale -b $VERSION /go/src/headscale
+
+WORKDIR /go/src/headscale
+
+RUN go mod download
+
+RUN CGO_ENABLED=0 GOOS=linux go install -tags ts2019 -ldflags="-s -w -X github.com/juanfont/headscale/cmd/headscale/cli.Version=$VERSION" -a ./cmd/headscale
+RUN strip /go/bin/headscale
+RUN test -e /go/bin/headscale
+
+# Production image
+# Note that we do not use "distroless" because we actually want to have a shell in the image
+# to run app.sh (in order to perform custom initialization)
+FROM docker.io/golang:1.19.0-bullseye
+
+COPY --from=build /go/bin/headscale /bin/headscale
+ENV TZ UTC
+
+ADD app.sh /
+
+RUN chmod +x /app.sh
+
+EXPOSE 8080/tcp
+# State path
+# Note that configuration should be mounted or added in /etc/headscale
+VOLUME /var/lib/headscale
+CMD ["/app.sh"]
diff --git a/headscale/app.sh b/headscale/app.sh
new file mode 100644
index 0000000..0b38f73
--- /dev/null
+++ b/headscale/app.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+touch /var/lib/headscale/db.sqlite
+mkdir /var/lib/headscale/.cache
+exec headscale -c /etc/headscale/config.yaml serve