mirror of
https://github.com/kennethreitz/heroku-buildpack-python.git
synced 2026-06-05 23:10:16 +00:00
Casey Faist
113 lines
3.7 KiB
Bash
Executable File
113 lines
3.7 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
set +e
|
|
runtime-fixer runtime.txt
|
|
PYTHON_VERSION=$(cat runtime.txt)
|
|
|
|
# The location of the pre-compiled python binary.
|
|
VENDORED_PYTHON="${VENDOR_URL}/runtimes/$PYTHON_VERSION.tar.gz"
|
|
|
|
# "https://lang-python.s3.amazonaws.com/heroku-16/runtimes/python-3.6.6.tar.gz"
|
|
|
|
SECURITY_UPDATE="Python has released a security update! Please consider upgrading to "
|
|
|
|
# check if runtime exists
|
|
if curl --output /dev/null --silent --head --fail $VENDORED_PYTHON; then
|
|
if [[ $PYTHON_VERSION == $PY37* ]]; then
|
|
# do things to alert the user of security release available
|
|
if [ $PYTHON_VERSION != $LATEST_37 ]; then
|
|
puts-warn SECURITY_UPDATE $LATEST_37
|
|
echo " Learn More: https://devcenter.heroku.com/articles/python-runtimes"
|
|
fi
|
|
fi
|
|
if [[ $PYTHON_VERSION == $PY36* ]]; then
|
|
# security update note
|
|
if [ $PYTHON_VERSION != $LATEST_36 ]; then
|
|
puts-warn SECURITY_UPDATE $LATEST_36
|
|
echo " Learn More: https://devcenter.heroku.com/articles/python-runtimes"
|
|
fi
|
|
fi
|
|
if [[ $PYTHON_VERSION == $PY35* ]]; then
|
|
# security update note
|
|
if [ $PYTHON_VERSION != $LATEST_35 ]; then
|
|
puts-warn SECURITY_UPDATE $LATEST_35
|
|
echo " Learn More: https://devcenter.heroku.com/articles/python-runtimes"
|
|
fi
|
|
fi
|
|
if [[ $PYTHON_VERSION == $PY27* ]]; then
|
|
# security update note
|
|
if [ $PYTHON_VERSION != $LATEST_27 ]; then
|
|
puts-warn SECURITY_UPDATE $LATEST_27
|
|
echo " Learn More: https://devcenter.heroku.com/articles/python-runtimes"
|
|
fi
|
|
fi
|
|
else
|
|
puts-warn "Requested runtime ($PYTHON_VERSION) is not available for this stack ($STACK)."
|
|
puts-warn "Aborting. More info: https://devcenter.heroku.com/articles/python-support"
|
|
exit 1
|
|
fi
|
|
|
|
|
|
if [[ "$STACK" != "$CACHED_PYTHON_STACK" ]]; then
|
|
puts-step "Stack has changed from $CACHED_PYTHON_STACK to $STACK, clearing cache"
|
|
rm -fr .heroku/python-stack .heroku/python-version .heroku/python .heroku/vendor .heroku/python .heroku/python-sqlite3-version
|
|
fi
|
|
|
|
# need to clear the cache for first time installing SQLite3,
|
|
# since the version is changing and could lead to runtime errors
|
|
# with compiled extensions.
|
|
if [ -d .heroku/python ] && [ ! -f .heroku/python-sqlite3-version ] && python_sqlite3_check "$PYTHON_VERSION"; then
|
|
puts-step "Need to update SQLite3, clearing cache"
|
|
rm -fr .heroku/python-stack .heroku/python-version .heroku/python .heroku/vendor
|
|
fi
|
|
|
|
if [ -f .heroku/python-version ]; then
|
|
if [ ! "$(cat .heroku/python-version)" = "$PYTHON_VERSION" ]; then
|
|
puts-step "Found $(cat .heroku/python-version), removing"
|
|
rm -fr .heroku/python
|
|
else
|
|
SKIP_INSTALL=1
|
|
fi
|
|
fi
|
|
|
|
|
|
if [ ! "$SKIP_INSTALL" ]; then
|
|
puts-step "Installing $PYTHON_VERSION"
|
|
|
|
# Prepare destination directory.
|
|
mkdir -p .heroku/python
|
|
|
|
mcount "version.python.$PYTHON_VERSION"
|
|
|
|
if ! curl "${VENDORED_PYTHON}" -s | tar zxv -C .heroku/python &> /dev/null; then
|
|
puts-warn "Requested runtime ($PYTHON_VERSION) is not available for this stack ($STACK)."
|
|
puts-warn "Aborting. More info: https://devcenter.heroku.com/articles/python-support"
|
|
exit 1
|
|
fi
|
|
|
|
# Record for future reference.
|
|
echo "$PYTHON_VERSION" > .heroku/python-version
|
|
echo "$STACK" > .heroku/python-stack
|
|
FRESH_PYTHON=true
|
|
|
|
hash -r
|
|
fi
|
|
|
|
|
|
# If Pip isn't up to date:
|
|
if [ "$FRESH_PYTHON" ] || [[ ! $(pip --version) == *$PIP_UPDATE* ]]; then
|
|
|
|
puts-step "Installing pip"
|
|
|
|
# Remove old installations.
|
|
rm -fr /app/.heroku/python/lib/python*/site-packages/pip-*
|
|
rm -fr /app/.heroku/python/lib/python*/site-packages/setuptools-*
|
|
|
|
/app/.heroku/python/bin/python "$ROOT_DIR/vendor/get-pip.py" pip=="$PIP_UPDATE" &> /dev/null
|
|
/app/.heroku/python/bin/pip install "$ROOT_DIR/vendor/setuptools-39.0.1-py2.py3-none-any.whl" &> /dev/null
|
|
|
|
fi
|
|
|
|
set -e
|
|
hash -r
|