packages: Add E2E test for Alpine package with noarch

Refs: https://code.forgejo.org/forgejo/end-to-end/pulls/75

packages/alpine-7.0-test/test.sh

@@ -0,0 +1,63 @@
+#!/bin/busybox ash
+set -exuo pipefail
+
+forgejo_url=$1
+forgejo_token=$2
+
+# initialize abuild
+apk update
+apk add --no-cache alpine-sdk sudo util-linux
+adduser -D user -h /home/user
+addgroup user abuild
+echo "root ALL=(ALL) ALL" >/etc/sudoers
+echo "%abuild ALL=(ALL) NOPASSWD: ALL" >>/etc/sudoers
+mkdir -p /var/cache/distfiles
+chgrp abuild /var/cache/distfiles
+chmod 775 /var/cache/distfiles
+mkdir -p "/home/user/.abuild"
+echo "/home/user/.abuild/user.rsa" | abuild-keygen -i -b 4096
+echo 'PACKAGER_PRIVKEY=/home/user/.abuild/user.rsa' >/home/user/.abuild/abuild.conf
+chown -R "user:user" /home/user/
+
+# make sure we own the relevant directory
+cp -r package-source /srv/alpine
+cd /srv
+mkdir packages
+echo "REPODEST=/srv/packages" >>/home/user/.abuild/abuild.conf
+cat /home/user/.abuild/abuild.conf
+chown -R user:user alpine packages
+
+# build the package
+sudo -u user APKBUILD=alpine/forgejo-2174/APKBUILD abuild -r
+
+# build the package
+sudo -u user APKBUILD=alpine/forgejo-2173/APKBUILD abuild -r
+
+# upload new package
+cd packages/alpine/x86_64/
+for file in $(find . -name '*.apk' -type f | sed -e 's,./,,'); do
+	# remove old package
+	curl \
+		--fail \
+		-H "Authorization: token $forgejo_token" \
+		-X DELETE \
+		"$forgejo_url/api/packages/root/alpine/3.19/e2e-tests/$file" \
+		|| true
+
+	# upload new package
+	curl \
+		--fail \
+		-H "Authorization: token $forgejo_token" \
+		-T "$file" \
+		"$forgejo_url/api/packages/root/alpine/3.19/e2e-tests"
+done
+
+# ensure that the install-if condition works as expected
+apk add openrc
+(cd /etc/apk/keys && curl -JO $forgejo_url/api/packages/root/alpine/key)
+echo "$forgejo_url/api/packages/root/alpine/3.19/e2e-tests" >>/etc/apk/repositories
+apk add forgejo-2174 forgejo-2173
+[ -e /usr/bin/forgejo_2174 ] # from the installed package
+[ -e /usr/bin/forgejo_2173 ] # from the installed package
+[ -e /etc/init.d/forgejo_2174 ] # from the -openrc package installed because of the install-if condition
+[ -e /etc/init.d/forgejo_2173 ] # from the -openrc package installed because of the install-if condition