test: move run-builder into test/

Move the run-builder.sh helper into the `test/` sub-directory. It
is mainly needed for testing together with the other test scripts.

test/run-builder.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/bash
+set -euo pipefail
+
+SHARE_DIR=/tmp/osbuild-composer-koji-test
+DATA_DIR=/var/tmp/osbuild-koji-data
+
+# this script must be run as root
+if [ $UID != 0 ]; then
+  echo This script must be run as root.
+  exit 1
+fi
+
+# decide whether podman or docker should be used
+if which podman 2>/dev/null >&2; then
+  CONTAINER_RUNTIME=podman
+elif which docker 2>/dev/null >&2; then
+  CONTAINER_RUNTIME=docker
+else
+  echo No container runtime found, install podman or docker.
+  exit 2
+fi
+
+builder_start() {
+  GATEWAY_IP=$(${CONTAINER_RUNTIME} network inspect org.osbuild.koji | jq -r ".[0].plugins[0].ipam.ranges[0][0].gateway")
+  echo "Gateway IP is $GATEWAY_IP"
+
+  ${CONTAINER_RUNTIME} run ${CONTAINER_FLAGS} \
+    --name org.osbuild.koji.builder --network org.osbuild.koji \
+    -v "${SHARE_DIR}:/share:z" \
+    -v "${DATA_DIR}:/mnt:z" \
+    -v "${PWD}/container/builder/osbuild-koji.conf:/etc/koji-osbuild/builder.conf:z" \
+    --hostname org.osbuild.koji.kojid \
+    --add-host=composer:${GATEWAY_IP} \
+    koji.builder
+}
+
+builder_stop() {
+  ${CONTAINER_RUNTIME} stop org.osbuild.koji.builder || true
+  ${CONTAINER_RUNTIME} rm org.osbuild.koji.builder || true
+}
+
+# check arguments
+if [[ $# -ne 1 || ( "$1" != "start" && "$1" != "stop" && "$1" != "fg") ]]; then
+  cat <<DOC
+usage: $0 start|stop|fg
+
+start - starts the builder container (background)
+fg    - start the builder container in the foreground
+stop  - stops and removes the builder container
+DOC
+  exit 3
+fi
+
+# default to running in the background
+CONTAINER_FLAGS=-d
+
+if [ $1 == "start" ]; then
+  builder_start
+elif [ $1 == "fg" ]; then
+  CONTAINER_FLAGS="-it --rm"
+  builder_start
+elif [ $1 == "stop" ]; then
+  builder_stop
+fi