Create new base container for pre-compiled webapps. (#507)

* Create new base container for pre-compiled webapps.

* Set the webapp dir appropriately.
This commit is contained in:
2023-08-22 13:32:45 -05:00
committed by GitHub
parent f411590452
commit f55a14bd6c
11 changed files with 83 additions and 65 deletions
@@ -1,69 +1,15 @@
# 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:${VARIANT}
ARG USERNAME=node
ARG NPM_GLOBAL=/usr/local/share/npm-global
FROM cerc/webapp-base:local
# This container pulls npm packages from a local registry configured via these env vars
ARG CERC_NPM_REGISTRY_URL
ARG CERC_NPM_AUTH_TOKEN
# Add NPM global to PATH.
ENV PATH=${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>"
# Configure the local npm registry
RUN npm config set @cerc-io:registry ${CERC_NPM_REGISTRY_URL} \
&& npm config set @lirewine:registry ${CERC_NPM_REGISTRY_URL} \
&& npm config set -- ${CERC_NPM_REGISTRY_URL}:_authToken ${CERC_NPM_AUTH_TOKEN}
RUN mkdir -p /config
COPY ./config.yml /config
# Install simple web server for now (use nginx perhaps later)
RUN yarn global add http-server
# Globally install the payload web app package
RUN yarn global add @cerc-io/console-app
# Expose port for http
EXPOSE 80
# Default command sleeps forever so docker doesn't kill it
CMD ["/scripts/start-serving-app.sh"]
COPY ./config.yml /config
@@ -1,35 +0,0 @@
#!/usr/bin/env bash
if [ -n "$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 '.. | select(length > 2) | ([path | join("_"), .] | join("=") )' ${config_file_name} | sed 's/^/LACONIC_HOSTED_CONFIG_/' )
declare -p config_kv_pair_array
# Then iterate over that kv array making the template substitution in our web app files
for kv_pair_string in "${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}'#'${template_value_to_substitute_expanded}'#g' {} +
done
@@ -1,8 +0,0 @@
#!/usr/bin/env bash
if [ -n "$CERC_SCRIPT_DEBUG" ]; then
set -x
fi
# TODO: Don't hard wire this:
webapp_files_dir=/usr/local/share/.config/yarn/global/node_modules/@cerc-io/console-app/dist/production
/scripts/apply-webapp-config.sh /config/config.yml ${webapp_files_dir}
http-server -p 80 ${webapp_files_dir}