Rename app -> stack_orchestrator (#625)

stack_orchestrator/data/container-build/cerc-webapp-base/Dockerfile

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+# Originally from: https://github.com/devcontainers/images/blob/main/src/javascript-node/.devcontainer/Dockerfile
+# [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 18, 16, 14, 18-bullseye, 16-bullseye, 14-bullseye, 18-buster, 16-buster, 14-buster
+ARG VARIANT=18-bullseye
+FROM node:${VARIANT}
+
+ARG USERNAME=node
+ARG NPM_GLOBAL=/usr/local/share/npm-global
+
+# Add NPM global to PATH.
+ENV PATH=${NPM_GLOBAL}/bin:${PATH}
+# Prevents npm from printing version warnings
+ENV NPM_CONFIG_UPDATE_NOTIFIER=false
+
+RUN \
+    # Configure global npm install location, use group to adapt to UID/GID changes
+    if ! cat /etc/group | grep -e "^npm:" > /dev/null 2>&1; then groupadd -r npm; fi \
+    && usermod -a -G npm ${USERNAME} \
+    && umask 0002 \
+    && mkdir -p ${NPM_GLOBAL} \
+    && touch /usr/local/etc/npmrc \
+    && chown ${USERNAME}:npm ${NPM_GLOBAL} /usr/local/etc/npmrc \
+    && chmod g+s ${NPM_GLOBAL} \
+    && npm config -g set prefix ${NPM_GLOBAL} \
+    && su ${USERNAME} -c "npm config -g set prefix ${NPM_GLOBAL}" \
+    # Install eslint
+    && su ${USERNAME} -c "umask 0002 && npm install -g eslint" \
+    && npm cache clean --force > /dev/null 2>&1
+
+# [Optional] Uncomment this section to install additional OS packages.
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends jq
+
+# [Optional] Uncomment if you want to install an additional version of node using nvm
+# ARG EXTRA_NODE_VERSION=10
+# RUN su node -c "source /usr/local/share/nvm/nvm.sh && nvm install ${EXTRA_NODE_VERSION}"
+
+# We do this to get a yq binary from the published container, for the correct architecture we're building here
+COPY --from=docker.io/mikefarah/yq:latest /usr/bin/yq /usr/local/bin/yq
+
+RUN mkdir -p /scripts
+COPY ./apply-webapp-config.sh /scripts
+COPY ./start-serving-app.sh /scripts
+
+# [Optional] Uncomment if you want to install more global node modules
+# RUN su node -c "npm install -g <your-package-list-here>"
+
+RUN mkdir -p /config
+COPY ./config.yml /config
+
+# Install simple web server for now (use nginx perhaps later)
+RUN yarn global add http-server
+
+# Expose port for http
+EXPOSE 80
+
+# Default command sleeps forever so docker doesn't kill it
+CMD ["/scripts/start-serving-app.sh"]

stack_orchestrator/data/container-build/cerc-webapp-base/apply-webapp-config.sh

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+#!/usr/bin/env bash
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+    set -x
+fi
+if [[ $# -ne 2 ]]; then
+    echo "Illegal number of parameters" >&2
+    exit 1
+fi
+config_file_name=$1
+webapp_files_dir=$2
+if ! [[ -f ${config_file_name} ]]; then
+    echo "Config file ${config_file_name} does not exist" >&2
+    exit 1
+fi
+if ! [[ -d ${webapp_files_dir} ]]; then
+    echo "Webapp directory ${webapp_files_dir} does not exist" >&2
+    exit 1
+fi
+# First some magic using yq to translate our yaml config file into an array of key value pairs like:
+# LACONIC_HOSTED_CONFIG_<path-through-objects>=<value>
+readarray -t config_kv_pair_array < <( yq '.. | ([path | join("_"), .] | join("=") )' ${config_file_name} | sort -r | sed -e '$ d' | sed 's/^/LACONIC_HOSTED_CONFIG_/' )
+declare -p config_kv_pair_array
+# Then iterate over that kv array making the template substitution in our web app files
+for kv_pair_string in "${config_kv_pair_array[@]}"
+do
+    kv_pair=(${kv_pair_string//=/ })
+    template_string_to_replace=${kv_pair[0]}
+    template_value_to_substitute=${kv_pair[1]}
+    template_value_to_substitute_expanded=${template_value_to_substitute//LACONIC_HOSTED_ENDPOINT/${LACONIC_HOSTED_ENDPOINT}}
+    # Run find and sed to do the substitution of one variable over all files
+    # See: https://stackoverflow.com/a/21479607/1701505
+    echo "Substituting: ${template_string_to_replace} = ${template_value_to_substitute_expanded}"
+    # Note: we do not escape our strings, on the expectation they do not container the '#' char.
+    find ${webapp_files_dir} -type f -exec sed -i 's#'${template_string_to_replace}'#'${template_value_to_substitute_expanded}'#g' {} +
+done

stack_orchestrator/data/container-build/cerc-webapp-base/build.sh

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+#!/usr/bin/env bash
+# Build cerc/laconic-registry-cli
+
+source ${CERC_CONTAINER_BASE_DIR}/build-base.sh
+
+# See: https://stackoverflow.com/a/246128/1701505
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+docker build -t cerc/webapp-base:local ${build_command_args} -f ${SCRIPT_DIR}/Dockerfile ${SCRIPT_DIR}

stack_orchestrator/data/container-build/cerc-webapp-base/config.yml

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+# Put config here.

stack_orchestrator/data/container-build/cerc-webapp-base/start-serving-app.sh

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+#!/usr/bin/env bash
+if [ -n "$CERC_SCRIPT_DEBUG" ]; then
+    set -x
+fi
+
+CERC_WEBAPP_FILES_DIR="${CERC_WEBAPP_FILES_DIR:-/data}"
+
+/scripts/apply-webapp-config.sh /config/config.yml ${CERC_WEBAPP_FILES_DIR}
+http-server -p 80 ${CERC_WEBAPP_FILES_DIR}