Support the case where webpack config is already present next.config.js (#631)

* Support the case where webpack config is already present next.config.js

* Update scripts for experimental-compile/experimental-generate
This commit is contained in:
Thomas E Lackey 2023-11-08 23:44:48 -06:00 committed by GitHub
parent 8384e95049
commit 042b413598
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 84 additions and 26 deletions

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@ -65,6 +65,7 @@ def command(ctx, base_container, source_repo, force_rebuild, extra_build_args):
# Now build the target webapp. We use the same build script, but with a different Dockerfile and work dir.
container_build_env["CERC_WEBAPP_BUILD_RUNNING"] = "true"
container_build_env["CERC_CONTAINER_BUILD_WORK_DIR"] = os.path.abspath(source_repo)
container_build_env["CERC_CONTAINER_BUILD_DOCKERFILE"] = os.path.join(container_build_dir,
base_container.replace("/", "-"),

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@ -1,6 +1,6 @@
# 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
ARG VARIANT=20-bullseye
FROM node:${VARIANT}
ARG USERNAME=node

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@ -25,12 +25,12 @@ if [ -f ".env" ]; then
fi
for f in $(find "$TRG_DIR" -regex ".*.[tj]sx?$" -type f | grep -v 'node_modules'); do
for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '[{},()]' '\n' | egrep -o '^"CERC_RUNTIME_ENV[^\"]+"$'); do
for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '[{},();]' '\n' | egrep -o '^"CERC_RUNTIME_ENV_[^\"]+"'); do
orig_name=$(echo -n "${e}" | sed 's/"//g')
cur_name=$(echo -n "${orig_name}" | sed 's/CERC_RUNTIME_ENV_//g')
cur_val=$(echo -n "\$${cur_name}" | envsubst)
esc_val=$(sed 's/[&/\]/\\&/g' <<< "$cur_val")
echo "$cur_name=$cur_val"
echo "$f: $cur_name=$cur_val"
sed -i "s/$orig_name/$esc_val/g" $f
done
done

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@ -10,21 +10,25 @@ WORK_DIR="${1:-/app}"
cd "${WORK_DIR}" || exit 1
cp next.config.js next.config.dist
if [ ! -f "next.config.dist" ]; then
cp next.config.js next.config.dist
fi
which js-beautify >/dev/null
if [ $? -ne 0 ]; then
npm i -g js-beautify
fi
npm i -g js-beautify
js-beautify next.config.dist > next.config.js
npm install
CONFIG_LINES=$(wc -l next.config.js | awk '{ print $1 }')
MOD_EXPORTS_LINE=$(grep -n 'module.exports' next.config.js | cut -d':' -f1)
head -$(( ${MOD_EXPORTS_LINE} - 1 )) next.config.js > next.config.js.1
cat > next.config.js.2 <<EOF
const webpack = require('webpack');
WEBPACK_REQ_LINE=$(grep -n "require([\'\"]webpack[\'\"])" next.config.js | cut -d':' -f1)
if [ -z "$WEBPACK_REQ_LINE" ]; then
cat > next.config.js.0 <<EOF
const webpack = require('webpack');
EOF
fi
cat > next.config.js.1 <<EOF
let envMap;
try {
// .env-list.json provides us a list of identifiers which should be replaced at runtime.
@ -43,21 +47,48 @@ try {
}
EOF
grep 'module.exports' next.config.js > next.config.js.3
CONFIG_LINES=$(wc -l next.config.js | awk '{ print $1 }')
ENV_LINE=$(grep -n 'env:' next.config.js | cut -d':' -f1)
WEBPACK_CONF_LINE=$(egrep -n 'webpack:\s+\([^,]+,' next.config.js | cut -d':' -f1)
NEXT_SECTION_ADJUSTMENT=0
cat > next.config.js.4 <<EOF
webpack: (config) => {
config.plugins.push(new webpack.DefinePlugin(envMap));
return config;
},
if [ -n "$WEBPACK_CONF_LINE" ]; then
WEBPACK_CONF_VAR=$(egrep -n 'webpack:\s+\([^,]+,' next.config.js | cut -d',' -f1 | cut -d'(' -f2)
head -$(( ${WEBPACK_CONF_LINE} )) next.config.js > next.config.js.2
cat > next.config.js.3 <<EOF
$WEBPACK_CONF_VAR.plugins.push(new webpack.DefinePlugin(envMap));
EOF
NEXT_SECTION_LINE=$((WEBPACK_CONF_LINE - 1))
elif [ -n "$ENV_LINE" ]; then
head -$(( ${ENV_LINE} - 1 )) next.config.js > next.config.js.2
cat > next.config.js.3 <<EOF
webpack: (config) => {
config.plugins.push(new webpack.DefinePlugin(envMap));
return config;
},
EOF
NEXT_SECTION_ADJUSTMENT=2
NEXT_SECTION_LINE=$ENV_LINE
else
echo "WARNING: Cannot find location to insert environment variable map in next.config.js" 1>&2
rm -f next.config.js.*
NEXT_SECTION_LINE=0
fi
tail -$(( ${CONFIG_LINES} - ${MOD_EXPORTS_LINE} + 1 )) next.config.js | grep -v 'process\.env\.' > next.config.js.5
tail -$(( ${CONFIG_LINES} - ${NEXT_SECTION_LINE} + ${NEXT_SECTION_ADJUSTMENT} )) next.config.js > next.config.js.5
cat next.config.js.* | js-beautify > next.config.js
cat next.config.js.* | sed 's/^ *//g' | js-beautify | grep -v 'process\.\env\.' | js-beautify > next.config.js
rm next.config.js.*
"${SCRIPT_DIR}/find-env.sh" "$(pwd)" > .env-list.json
npm run build
rm .env-list.json
if [ ! -f "package.dist" ]; then
cp package.json package.dist
fi
cat package.dist | jq '.scripts.cerc_compile = "next experimental-compile"' | jq '.scripts.cerc_generate = "next experimental-generate"' > package.json
npm install || exit 1
npm run cerc_compile || exit 1
exit 0

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@ -20,5 +20,10 @@ for d in $(find . -maxdepth 1 -type d | grep -v '\./\.' | grep '/' | cut -d'/' -
done
done
NEXT_CONF="next.config.js next.config.dist"
for f in $NEXT_CONF; do
cat "$f" | tr -s '[:blank:]' '\n' | tr -s '[{},()]' '\n' | egrep -o 'process.env.[A-Za-z0-9_]+' >> $TMPF
done
cat $TMPF | sort -u | jq --raw-input . | jq --slurp .
rm -f $TMPF

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@ -8,6 +8,27 @@ SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
CERC_WEBAPP_FILES_DIR="${CERC_WEBAPP_FILES_DIR:-/app}"
cd "$CERC_WEBAPP_FILES_DIR"
rm -rf .next-r
"$SCRIPT_DIR/apply-runtime-env.sh" "`pwd`" .next .next-r
npm start .next-r -p ${CERC_LISTEN_PORT:-3000}
mv .next .next.old
mv .next-r/.next .
if [ "$CERC_NEXTJS_SKIP_GENERATE" != "true" ]; then
jq -e '.scripts.cerc_generate' package.json >/dev/null
if [ $? -eq 0 ]; then
npm run cerc_generate > gen.out 2>&1 &
tail -n0 -f gen.out | sed '/rendered as static HTML/ q'
count=0
while [ $count -lt 10 ]; do
sleep 1
ps -ef | grep 'node' | grep 'next' | grep 'generate' >/dev/null
if [ $? -ne 0 ]; then
break
else
count=$((count + 1))
fi
done
kill $(ps -ef |grep node | grep next | grep generate | awk '{print $2}') 2>/dev/null
fi
fi
npm start . -p ${CERC_LISTEN_PORT:-3000}