adds app-entrypoint.sh to initialize ruby module at launch

bitnami/ruby/Dockerfile

@@ -22,7 +22,9 @@ ENV STACKSMITH_STACK_ID="aq2un49" \
 # System packages required
 RUN install_packages --no-install-recommends libc6 libssl1.0.0 zlib1g libreadline6 libncurses5 libtinfo5 libffi6 libxml2-dev zlib1g-dev libxslt1-dev libgmp-dev ghostscript imagemagick libmysqlclient18 libpq5
 
-RUN bitnami-pkg install ruby-2.3.3-1 --checksum 107c8f5e76b77a351cfb7e3e544f9b86b8633eae563f179349137cab70b8d841
+RUN bitnami-pkg unpack ruby-2.3.3-1 --checksum 107c8f5e76b77a351cfb7e3e544f9b86b8633eae563f179349137cab70b8d841
+
+COPY rootfs /
 
 ENV PATH=/opt/bitnami/ruby/bin:$PATH
 
@@ -34,4 +36,6 @@ ENV BITNAMI_APP_NAME=ruby \
 EXPOSE 3000
 WORKDIR /app
 
+ENTRYPOINT ["/app-entrypoint.sh"]
+
 CMD ["irb"]

bitnami/ruby/rootfs/app-entrypoint.sh

@@ -0,0 +1,19 @@
+#!/bin/bash -e
+
+function initialize {
+    # Package can be "installed" or "unpacked"
+    status=`nami inspect $1`
+    if [[ "$status" == *'"lifecycle": "unpacked"'* ]]; then
+        inputs=""
+        if [[ -f /$1-inputs.json ]]; then
+            inputs=--inputs-file=/$1-inputs.json
+        fi
+        nami initialize $1 $inputs
+    fi
+}
+
+for module in ruby; do
+  initialize $module
+done
+
+exec /entrypoint.sh "$@"