Move aur package templates to .github/aur

Signed-off-by: Aurel Canciu <aurelcanciu@gmail.com>

.github/aur/flux-go/.SRCINFO.template

@@ -0,0 +1,19 @@
+pkgbase = flux-go
+	pkgdesc = Open and extensible continuous delivery solution for Kubernetes
+	pkgver = ${PKGVER}
+	pkgrel = ${PKGREL}
+	url = https://fluxcd.io/
+	arch = x86_64
+	arch = armv6h
+	arch = armv7h
+	arch = aarch64
+	license = APACHE
+	makedepends = go
+	depends = glibc
+	optdepends = kubectl
+	provides = flux-bin
+	conflicts = flux-bin
+  replaces = flux-cli
+	source = flux-go-${PKGVER}.tar.gz::https://github.com/fluxcd/flux2/archive/v${PKGVER}.tar.gz
+
+pkgname = flux-go

.github/aur/flux-go/.gitignore

@@ -0,0 +1 @@
+.pkg

.github/aur/flux-go/PKGBUILD.template

@@ -0,0 +1,43 @@
+# Maintainer: Aurel Canciu <aurelcanciu@gmail.com>
+# Maintainer: Hidde Beydals <hello@hidde.co>
+
+pkgname=flux-go
+pkgver=${PKGVER}
+pkgrel=${PKGREL}
+pkgdesc="Open and extensible continuous delivery solution for Kubernetes"
+url="https://fluxcd.io/"
+arch=("x86_64" "armv6h" "armv7h" "aarch64")
+license=("APACHE")
+provides=("flux-bin")
+conflicts=("flux-bin")
+replaces=("flux-cli")
+depends=("glibc")
+makedepends=("go")
+optdepends=("kubectl")
+source=(
+  "$pkgname-$pkgver.tar.gz::https://github.com/fluxcd/flux2/archive/v$pkgver.tar.gz"
+)
+sha256sums=(
+  ${SHA256SUM}
+)
+
+build() {
+  cd "flux2-$pkgver"
+  export CGO_LDFLAGS="$LDFLAGS"
+  export CGO_CFLAGS="$CFLAGS"
+  export CGO_CXXFLAGS="$CXXFLAGS"
+  export CGO_CPPFLAGS="$CPPFLAGS"
+  export GOFLAGS="-buildmode=pie -trimpath -ldflags=-linkmode=external -mod=readonly -modcacherw"
+  go build -ldflags "-X main.VERSION=$pkgver" -o flux-bin ./cmd/flux
+}
+
+check() {
+  cd "flux2-$pkgver"
+  make test
+}
+
+package() {
+  cd "flux2-$pkgver"
+  install -Dm755 flux-bin "$pkgdir/usr/bin/flux"
+  install -Dm644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}

.github/aur/flux-go/publish.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+set -e
+
+WD=$(cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd)
+PKGNAME=$(basename $WD)
+ROOT=${WD%/.github/aur/$PKGNAME}
+
+export VERSION=$1
+echo "Publishing to AUR as version ${VERSION}"
+
+cd $WD
+
+export GIT_SSH_COMMAND="ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no"
+
+rm -rf .pkg
+git clone aur@aur.archlinux.org:$PKGNAME .pkg 2>&1
+
+CURRENT_PKGVER=$(cat .pkg/.SRCINFO | grep pkgver | awk '{ print $3 }')
+CURRENT_PKGREL=$(cat .pkg/.SRCINFO | grep pkgrel | awk '{ print $3 }')
+
+export PKGVER=${VERSION/-/}
+
+if [[ "${CURRENT_PKGVER}" == "${PKGVER}" ]]; then
+    export PKGREL=$((CURRENT_PKGREL+1))
+else
+    export PKGREL=1
+fi
+
+export SHA256SUM=$(curl -sL https://github.com/fluxcd/flux2/archive/v$PKGVER.tar.gz | sha256sum | awk '{ print $1 }')
+
+envsubst '$PKGVER $PKGREL $SHA256SUM' < .SRCINFO.template > .pkg/.SRCINFO
+envsubst '$PKGVER $PKGREL $SHA256SUM' < PKGBUILD.template > .pkg/PKGBUILD
+
+cd .pkg
+git config user.name "fluxcdbot"
+git config user.email "fluxcdbot@users.noreply.github.com"
+git add -A
+if [ -z "$(git status --porcelain)" ]; then
+  echo "No changes."
+else
+  git commit -m "Updated to version v${PKGVER} release ${PKGREL}"
+  git push origin master
+fi