From 1287fc13ccdf96cd18a391d53ce9b47c29b198e2 Mon Sep 17 00:00:00 2001
From: Kirill Isakov <bootctl@gmail.com>
Date: Sun, 29 May 2022 01:20:23 +0600
Subject: [PATCH] CI: add checks for basic compatibility with muon

---
 .ci/deps.sh                | 29 +++++++++++++++----
 .ci/muon/run.sh            | 58 ++++++++++++++++++++++++++++++++++++++
 .github/workflows/test.yml | 18 ++++++++++++
 3 files changed, 100 insertions(+), 5 deletions(-)
 create mode 100755 .ci/muon/run.sh

diff --git a/.ci/deps.sh b/.ci/deps.sh
index 1c8293a7..e297fb13 100755
--- a/.ci/deps.sh
+++ b/.ci/deps.sh
@@ -2,12 +2,19 @@
 
 set -eu
 
+SKIP_OPENSSL3="${SKIP_OPENSSL3:-}"
+SKIP_MESON="${SKIP_MESON:-}"
+
 deps_linux_alpine() {
   apk upgrade
 
   apk add \
-    git binutils meson pkgconf gcc linux-headers shadow sudo libgcrypt-dev texinfo gzip \
+    git binutils ninja pkgconf gcc linux-headers shadow sudo libgcrypt-dev texinfo gzip \
     openssl-dev zlib-dev lzo-dev ncurses-dev readline-dev musl-dev lz4-dev vde2-dev cmocka-dev
+
+  if [ -z "$SKIP_MESON" ]; then
+    apk add meson
+  fi
 }
 
 deps_linux_debian_mingw() {
@@ -51,7 +58,7 @@ deps_linux_debian() {
 
   apt-get update
   apt-get upgrade -y
-  apt-get install -y git pkgconf sudo texinfo
+  apt-get install -y git pkgconf sudo texinfo ninja-build
 
   HOST=${HOST:-}
   if [ "$HOST" = mingw ]; then
@@ -60,6 +67,10 @@ deps_linux_debian() {
     deps_linux_debian_linux "$@"
   fi
 
+  if [ -n "$SKIP_MESON" ]; then
+    return
+  fi
+
   . /etc/os-release
 
   # Debian Buster ships an old version of meson (0.49).
@@ -87,9 +98,13 @@ deps_linux_rhel() {
   fi
 
   yum install -y \
-    git binutils make meson pkgconf gcc sudo texinfo-tex systemd perl-IPC-Cmd \
+    git binutils make ninja-build pkgconf gcc sudo texinfo-tex systemd perl-IPC-Cmd \
     lzo-devel zlib-devel lz4-devel ncurses-devel readline-devel libgcrypt-devel "$@"
 
+  if [ -z "$SKIP_MESON" ]; then
+    yum install -y meson
+  fi
+
   if yum info openssl11-devel; then
     yum install -y openssl11-devel
   else
@@ -102,7 +117,7 @@ deps_linux_rhel() {
 }
 
 linux_openssl3() {
-  if [ -n "${SKIP_OPENSSL3:-}" ]; then
+  if [ -n "$SKIP_OPENSSL3" ]; then
     echo >&2 "skipping openssl3 installation in this job"
     return
   fi
@@ -158,7 +173,11 @@ deps_linux() {
 }
 
 deps_macos() {
-  brew install lzo lz4 miniupnpc libgcrypt openssl meson "$@"
+  brew install lzo lz4 miniupnpc libgcrypt openssl "$@"
+
+  if [ -z "$SKIP_MESON" ]; then
+    brew install meson
+  fi
 }
 
 case "$(uname -s)" in
diff --git a/.ci/muon/run.sh b/.ci/muon/run.sh
new file mode 100755
index 00000000..bba42cf7
--- /dev/null
+++ b/.ci/muon/run.sh
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+# Fetch and build
+#   muon (a C reimplementation of the meson build system),
+#   samurai (a C reimplementation of the ninja build tool),
+# and then use both to build tinc.
+
+set -euo pipefail
+
+git_samurai=https://github.com/michaelforney/samurai
+git_muon=https://git.sr.ht/~lattis/muon
+prefix=/opt/tinc_muon
+
+header() {
+  echo >&2 '################################################################################'
+  echo >&2 "# $*"
+  echo >&2 '################################################################################'
+}
+
+header 'Try to make sure Python is missing'
+python --version && exit 1
+python3 --version && exit 1
+
+header 'Fetch and build samurai'
+
+git clone --depth=1 $git_samurai ~/samurai
+pushd ~/samurai
+make -j"$(nproc)"
+make install
+popd
+
+header 'Fetch and build muon'
+
+git clone --depth=1 $git_muon ~/muon
+pushd ~/muon
+./bootstrap.sh build
+./build/muon setup build
+samu -C build
+./build/muon -C build install
+popd
+
+header 'Setup build directory'
+muon setup -D prefix=$prefix -D systemd=disabled build_muon
+samu -C build_muon
+
+header 'Install tinc'
+muon -C build_muon install
+
+header 'Run smoke tests'
+$prefix/sbin/tinc --version
+$prefix/sbin/tincd --version
+$prefix/sbin/tinc -c /tmp/muon_node <<EOF
+init muon
+set DeviceType dummy
+set Address localhost
+set Port 0
+start
+EOF
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 90788d71..61973dfe 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -55,6 +55,24 @@ jobs:
           path: /tmp/logs/tests.*.tar.gz
         if: always()
 
+  muon:
+    runs-on: ubuntu-22.04
+    timeout-minutes: 20
+    container:
+      image: debian:bullseye-slim
+      env:
+        CI: 1
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v1
+
+      - name: Install dependencies
+        run: SKIP_OPENSSL3=1 SKIP_MESON=1 .ci/deps.sh libpkgconf-dev
+
+      - name: Compatibility with muon
+        run: ./.ci/muon/run.sh
+
   analysis:
     runs-on: ubuntu-22.04
     timeout-minutes: 30
-- 
2.20.1