From 3304e2f048e23626d15287621727fb7acade116f Mon Sep 17 00:00:00 2001
From: Natalie Somersall <natalie.somersall@gmail.com>
Date: Mon, 11 Oct 2021 22:07:23 -0600
Subject: [PATCH] add action to build latest kernel

---
 .github/workflows/build-acs-kernel.yml | 18 ++++++++++++++++++
 Dockerfile                             | 23 +++++++++++++++++++++++
 action.yml                             |  7 +++++++
 entrypoint.sh                          | 21 +++++++++++++++++++++
 4 files changed, 69 insertions(+)
 create mode 100644 .github/workflows/build-acs-kernel.yml
 create mode 100644 Dockerfile
 create mode 100644 action.yml
 create mode 100644 entrypoint.sh

diff --git a/.github/workflows/build-acs-kernel.yml b/.github/workflows/build-acs-kernel.yml
new file mode 100644
index 0000000..d24c2e6
--- /dev/null
+++ b/.github/workflows/build-acs-kernel.yml
@@ -0,0 +1,18 @@
+on: workflow_dispatch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: Build the Fedora kernel with the ACS override patch in this repo
+    steps:
+      - name: Checkout this repo
+        uses: actions/checkout@v2
+
+      - name: Build the RPMs
+        uses: ./
+
+      - name: Upload the RPMs as artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: acs-override-rpms
+          path: ~/rpmbuild/RPMS/x86_64/
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..42bc558
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,23 @@
+FROM fedora:34
+
+# Add RPM Fusion
+RUN dnf install -y \
+    https://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm \
+    https://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm
+
+# Update
+RUN dnf update -y
+
+# Install build dependencies
+RUN dnf install -y fedpkg fedora-packager rpmdevtools ncurses-devel pesign \
+    bpftool bc bison dwarves elfutils-devel flex gcc gcc-c++ gcc-plugin-devel \
+    hostname m4 make net-tools openssl openssl-devel perl-devel \
+    perl-generators python3-devel
+
+# Setup build directory
+RUN rpmdev-setuptree
+
+# Set up the entrypoint script
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]
diff --git a/action.yml b/action.yml
new file mode 100644
index 0000000..bf41c53
--- /dev/null
+++ b/action.yml
@@ -0,0 +1,7 @@
+name: 'Build ACS kernel'
+
+description: 'Build and upload the latest Fedora kernel RPMs with the ACS override patch'
+
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100644
index 0000000..3e33f24
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Download the latest kernel source RPM
+koji download-build --arch=src kernel-"$(dnf list kernel | grep -Eo '[0-9]\.[0-9]+\.[0-9]+-[0-9]+')".fc34.src.rpm
+
+# Install the latest kernel source RPM
+rpm -Uvh kernel-"$(dnf list kernel | grep -Eo '[0-9]\.[0-9]+\.[0-9]+-[0-9]+')".fc34.src.rpm
+
+# Install the build dependencies
+cd ~/rpmbuild/SPECS/ && dnf builddep kernel.spec
+
+# Download the ACS override patch
+curl -o ~/rpmbuild/SOURCES/add-acs-override.patch https://raw.githubusercontent.com/some-natalie/fedora-acs-override/main/acs/add-acs-override.patch 
+
+# Edit the spec file with some sed magics
+sed -i 's/# define buildid .local/%define buildid .acs/g' ~/rpmbuild/SPECS/kernel.spec
+sed -i '/^Patch1:*/a Patch1000: add-acs-override.patch' ~/rpmbuild/SPECS/kernel.spec
+sed -i '/^ApplyOptionalPatch patch-*/a ApplyOptionalPatch add-acs-override.patch' ~/rpmbuild/SPECS/kernel.spec
+
+# Build the things!
+cd ~/rpmbuild/SPECS && rpmbuild -bb kernel.spec