From 145f78b8b86d97b710ea9bef9131ef13c2b70534 Mon Sep 17 00:00:00 2001
From: Owen Jacobson <owen@grimoire.ca>
Date: Tue, 12 Mar 2024 21:18:07 -0400
Subject: Build Caddy in a Docker image.

---
 .envrc                  |  3 +++
 .gitignore              |  1 +
 Dockerfile.builder      | 27 +++++++++++++++++++++++++++
 bookworm-backports.list |  1 +
 tools/build-builder     | 12 ++++++++++++
 tools/build-caddy       | 17 +++++++++++++++++
 6 files changed, 61 insertions(+)
 create mode 100644 .envrc
 create mode 100644 .gitignore
 create mode 100644 Dockerfile.builder
 create mode 100644 bookworm-backports.list
 create mode 100755 tools/build-builder
 create mode 100755 tools/build-caddy

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..0b76d9e
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,3 @@
+PATH_add tools
+
+source_env_if_exists .envrc.local
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target/
diff --git a/Dockerfile.builder b/Dockerfile.builder
new file mode 100644
index 0000000..dbb1026
--- /dev/null
+++ b/Dockerfile.builder
@@ -0,0 +1,27 @@
+FROM debian:bookworm-slim
+
+RUN apt-get update \
+	&& apt install -y \
+		debian-keyring \
+		debian-archive-keyring \
+		apt-transport-https \
+		ca-certificates \
+	&& true
+
+COPY bookworm-backports.list /etc/apt/sources.list.d/bookworm-backports.list
+ADD https://dl.cloudsmith.io/public/caddy/xcaddy/debian.deb.txt /etc/apt/sources.list.d/caddy.list
+ADD https://dl.cloudsmith.io/public/caddy/xcaddy/gpg.key /opt/caddy/gpg.key
+RUN gpg \
+	--dearmor \
+	-o /usr/share/keyrings/caddy-xcaddy-archive-keyring.gpg \
+	/opt/caddy/gpg.key
+
+RUN apt-get update \
+	&& apt-get install -y \
+		-t bookworm-backports \
+		golang-go \
+		xcaddy \
+	&& true
+
+RUN mkdir /app
+WORKDIR /app
diff --git a/bookworm-backports.list b/bookworm-backports.list
new file mode 100644
index 0000000..1455dda
--- /dev/null
+++ b/bookworm-backports.list
@@ -0,0 +1 @@
+deb http://deb.debian.org/debian bookworm-backports main
diff --git a/tools/build-builder b/tools/build-builder
new file mode 100755
index 0000000..6a48cd1
--- /dev/null
+++ b/tools/build-builder
@@ -0,0 +1,12 @@
+#!/bin/bash -e
+
+## tools/build-builder
+##
+## Builds a Docker image that can build Caddy binaries for Debian.
+
+cd "$(dirname "$0")/.."
+
+docker build \
+	--tag caddy-builder:latest \
+	--file Dockerfile.builder \
+	.
diff --git a/tools/build-caddy b/tools/build-caddy
new file mode 100755
index 0000000..f20dccc
--- /dev/null
+++ b/tools/build-caddy
@@ -0,0 +1,17 @@
+#!/bin/bash -e
+
+## tools/build-caddy
+##
+## Builds Caddy from source.
+
+cd "$(dirname "$0")/.."
+
+[ -d target ] || mkdir target
+
+docker run \
+	--rm \
+	--interactive \
+	--tty \
+	--volume "$PWD/target:/app" \
+	caddy-builder:latest \
+		xcaddy build
-- 
cgit v1.2.3