Refactor challenge building to libhack

hack/libhack/baseimage.sh

@@ -2,6 +2,7 @@
 #     - BASEIMAGE_PATH: absolute path of baseimage repo
 
 BASEIMAGE_NAME="${BASEIMAGE_NAME:-eu.gcr.io/avatao-challengestore/tutorial-framework}"
+
 libhack_dir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
 source "${libhack_dir}/common.sh"
 
@@ -20,6 +21,10 @@ baseimage::build() {
     popd
 }
 
+baseimage::build_if_exists() {
+    [[ -d "$BASEIMAGE_PATH" ]] && baseimage::build_as_latest
+}
+
 baseimage::tag_as_latest() {
     docker tag "${BASEIMAGE_NAME}:$(releasename)" "${BASEIMAGE_NAME}:latest"
 }

hack/libhack/challenge.sh

@@ -0,0 +1,47 @@
+# Requires context:
+#     - TFW_PATH: absolute path of the parent directory of TFW repos
+#     - BASEIMAGE_PATH: absolute path of baseimage repo
+#     - CHALLENGE_PATH: absolute path of challenge repo
+
+IMAGE_NAME="${IMAGE_NAME:-"$(basename "${CHALLENGE_PATH}")"}"
+BUILD_CONTEXT="${BUILD_CONTEXT:-solvable}"
+CHALLENGE_PORT="${CHALLENGE_PORT:-8888}"
+AVATAO_SECRET="${AVATAO_SECRET:-secret}"
+
+libhack_dir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
+source "${libhack_dir}/common.sh"
+
+
+challenge::build() {
+    pushd "${CHALLENGE_PATH}"
+    ARGS="--build-arg NOFRONTEND=1" build_challenge_internal
+    popd
+}
+
+challenge::build_with_frontend() {
+    pushd "${CHALLENGE_PATH}"
+    ARGS="--no-cache" build_challenge_internal
+    popd
+}
+
+build_challenge_internal() {
+    docker build -t "${IMAGE_NAME}"                           \
+                 -f "${BUILD_CONTEXT}/Dockerfile"             \
+                 --build-arg BUILD_CONTEXT="${BUILD_CONTEXT}" \
+                 ${ARGS} .
+}
+
+challenge::run() {
+    pushd "${TFW_PATH}"
+    if [ "${HOTRELOAD:-0}" == "1" ]; then
+        [ -d "${BASEIMAGE_PATH}" ] && mount_baseimage="-v ${BASEIMAGE_PATH}/lib/tfw:/usr/local/lib/tfw"
+        mount_challenge="-v ${CHALLENGE_PATH}/solvable/src:/srv/.tfw"
+        mount_volumes="${mount_baseimage:-} ${mount_challenge}"
+    fi
+    popd
+    docker run --rm                                          \
+               -p ${CHALLENGE_PORT}:${CHALLENGE_PORT}        \
+               ${mount_volumes:-}                            \
+               ${@:-}                                        \
+               -e AVATAO_SECRET="${AVATAO_SECRET}" ${IMAGE_NAME}
+}