Make pre-packaged runners more robust/consistent.

pull/10/head
Joshua Potter 2023-11-27 12:42:43 -07:00
parent b283fcdfb8
commit bf144eb2dc
4 changed files with 212 additions and 25 deletions

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@ -1,3 +1,55 @@
#!/usr/bin/env bash
cp -r template/. "$OUT"
# Exit immediately if the script encounters a non-zero status.
set -e
# If set, Bash includes filenames beginning with a `.` in the results of
# filename expansion. The filenames `.` and `..` must always be matched
# explicitly, even if dotglob is set.
shopt -s dotglob
# ============================================================
# PROLOGUE
# ============================================================
# Create a new top-level directory as fallback in case $BUILD (defined below)
# is ever empty.
mkdir -p "/tmp/bs.clang"
# Create an intermediate build directory. The final step of this script will
# copy the content from this directory to $OUT.
BUILD=$(mktemp -d -p "/tmp/bs.clang")
if [ -z "$BUILD" ]; then
>&2 echo "Failed to create temp directory."
exit 1
fi
# Deletes the intermediate build directory on exit. We use a concatenation of
# the intermediate directory with the basename of the generated temp directory
# to ensure we never evaluate to root (i.e. `/`). That should never actually
# happen but a good habit to establish nonetheless.
function cleanup {
rm -r "/tmp/bs.clang/$(basename "$BUILD")"
}
trap cleanup EXIT
# ============================================================
# BUILD
# ============================================================
# Copy template contents over to the intermediate build directory.
cp -r template/* "$BUILD"
# Explicitly set permissions on all the new files.
find "$BUILD" -type f -execdir chmod 644 {} +
find "$BUILD" -type d -execdir chmod 755 {} +
chmod 755 "$BUILD"/.githooks/pre-commit
# ============================================================
# EPILOGUE
# ============================================================
# Success! Copy contents to target directory.
cp -r "$BUILD"/* "$OUT"

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@ -1,37 +1,70 @@
#!/usr/bin/env bash
# Exit immediately if the script encounters a non-zero status.
set -e
# Create a new intermediate, guaranteed unique, build directory. The final step
# of this script will copy all the content from this directory to $OUT.
mkdir -p "/tmp/bootstrap-mix"
TMPOUT=$(mktemp -d -p "/tmp/bootstrap-mix")
# If set, Bash includes filenames beginning with a `.` in the results of
# filename expansion. The filenames `.` and `..` must always be matched
# explicitly, even if dotglob is set.
shopt -s dotglob
if [ -z "$TMPOUT" ]; then
>&2 echo "Failed to create temp directory"
# ============================================================
# PROLOGUE
# ============================================================
# Create a new top-level directory as fallback in case $BUILD (defined below)
# is ever empty.
mkdir -p "/tmp/bs.mix"
# Create an intermediate build directory. The final step of this script will
# copy the content from this directory to $OUT.
BUILD=$(mktemp -d -p "/tmp/bs.mix")
if [ -z "$BUILD" ]; then
>&2 echo "Failed to create temp directory."
exit 1
fi
# Deletes the intermediate build directory on exit. We use a concatenation of
# the intermediate directory with the basename of the generated temp directory
# to ensure we never evaluate to root (i.e. `/`). That should never actually
# happen but a good habit to establish nonetheless.
function cleanup {
# Use basename with an explicit path prefix to ensure we never evaluate to `/`.
# Here we already verify `$TMPOUT` isn't empty prior to registering this
# cleanup function, but this is nonetheless a good habit to establish.
rm -r "/tmp/bootstrap-mix/$(basename "$TMPOUT")"
rm -r "/tmp/bs.mix/$(basename "$BUILD")"
}
trap cleanup EXIT
# Begin copying content over to our new directory.
cp -r template/. "$TMPOUT"
# ============================================================
# BUILD
# ============================================================
# Generate a new project with the specified name using `mix`. Pipe in `yes`
# since `mix` requires confirmation when writing out to a directory that already
# has content.
nix develop "$TMPOUT" --command bash -c "yes | mix new $TMPOUT --app '$APP'"
# Copy template contents over to the intermediate build directory.
cp -r template/* "$BUILD"
# Replace the template name of the flake.nix file with the new app name. The
# mix generator would fail if `$APP` does not consist of just lowercase ASCII
# letters, numbers, or underscores. Thus the following command is safe.
sed -i "s/<APP_NAME>/$APP/g" "$TMPOUT/flake.nix"
# Generate a new project with the specified name using `mix`. Generate in a
# subdirectory to avoid interaction and potential overwriting of files.
nix develop "$BUILD" --command bash -c "mix new $BUILD/project --app '$APP'"
# Everything succeeded. Copy contents over.
cp -r "$TMPOUT/." "$OUT"
# Can now copy over all the generated files into the intermediate build
# directory. Also overwrite the generated README in favor of that already in
# our template.
mv "$BUILD"/project/* "$BUILD"
rmdir "$BUILD"/project
cp template/README.md "$BUILD"
# Replace the template name found in the flake.nix file. The mix generator would
# fail if $APP did not consist of just lowercase ASCII letters, numbers, or
# underscores. Thus $APP is safe to interpolate into the following command.
sed -i "s/<APP_NAME>/$APP/g" "$BUILD/flake.nix"
# Explicitly set permissions on all the new files.
find "$BUILD" -type f -execdir chmod 644 {} +
find "$BUILD" -type d -execdir chmod 755 {} +
# ============================================================
# EPILOGUE
# ============================================================
# Success! Copy contents to target directory.
cp -r "$BUILD"/* "$OUT"

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@ -1,3 +1,55 @@
#!/usr/bin/env bash
cp -r template/. "$OUT"
# Exit immediately if the script encounters a non-zero status.
set -e
# If set, Bash includes filenames beginning with a `.` in the results of
# filename expansion. The filenames `.` and `..` must always be matched
# explicitly, even if dotglob is set.
shopt -s dotglob
# ============================================================
# PROLOGUE
# ============================================================
# Create a new top-level directory as fallback in case $BUILD (defined below)
# is ever empty.
mkdir -p "/tmp/bs.poetry"
# Create an intermediate build directory. The final step of this script will
# copy the content from this directory to $OUT.
BUILD=$(mktemp -d -p "/tmp/bs.poetry")
if [ -z "$BUILD" ]; then
>&2 echo "Failed to create temp directory."
exit 1
fi
# Deletes the intermediate build directory on exit. We use a concatenation of
# the intermediate directory with the basename of the generated temp directory
# to ensure we never evaluate to root (i.e. `/`). That should never actually
# happen but a good habit to establish nonetheless.
function cleanup {
rm -r "/tmp/bs.poetry/$(basename "$BUILD")"
}
trap cleanup EXIT
# ============================================================
# BUILD
# ============================================================
# Copy template contents over to the intermediate build directory.
cp -r template/* "$BUILD"
# Explicitly set permissions on all the new files.
find "$BUILD" -type f -execdir chmod 644 {} +
find "$BUILD" -type d -execdir chmod 755 {} +
chmod 755 "$BUILD"/.githooks/pre-commit
# ============================================================
# EPILOGUE
# ============================================================
# Success! Copy contents to target directory.
cp -r "$BUILD"/* "$OUT"

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@ -1,3 +1,53 @@
#!/usr/bin/env bash
cp -r template/. "$OUT"
# Exit immediately if the script encounters a non-zero status.
set -e
# If set, Bash includes filenames beginning with a `.` in the results of
# filename expansion. The filenames `.` and `..` must always be matched
# explicitly, even if dotglob is set.
shopt -s dotglob
# ============================================================
# PROLOGUE
# ============================================================
# Create a new top-level directory as fallback in case $BUILD (defined below)
# is ever empty.
mkdir -p "/tmp/bs.postgres"
# Create an intermediate build directory. The final step of this script will
# copy the content from this directory to $OUT.
BUILD=$(mktemp -d -p "/tmp/bs.postgres")
if [ -z "$BUILD" ]; then
>&2 echo "Failed to create temp directory."
exit 1
fi
# Deletes the intermediate build directory on exit. We use a concatenation of
# the intermediate directory with the basename of the generated temp directory
# to ensure we never evaluate to root (i.e. `/`). That should never actually
# happen but a good habit to establish nonetheless.
function cleanup {
rm -r "/tmp/bs.postgres/$(basename "$BUILD")"
}
trap cleanup EXIT
# ============================================================
# BUILD
# ============================================================
# Copy template contents over to the intermediate build directory.
cp -r template/* "$BUILD"
# Explicitly set permissions on all the new files.
find "$BUILD" -type f -execdir chmod 644 {} +
# ============================================================
# EPILOGUE
# ============================================================
# Success! Copy contents to target directory.
cp -r "$BUILD"/* "$OUT"