mirror of
https://github.com/kennethreitz/heroku-buildpack-python.git
synced 2026-06-05 23:10:16 +00:00
kennethreitz
d39b8c19b2
* basics of metrics * pin to stdlib v2 * measure python installation size * lots of additional metrics * add old output methods * $ * empty commit
82 lines
1.7 KiB
Bash
Executable File
82 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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shopt -s extglob
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# The standard library.
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if [[ ! -f /tmp/stdlib.sh ]]; then
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curl -s https://raw.githubusercontent.com/heroku/buildpack-stdlib/v2/stdlib.sh > /tmp/stdlib.sh
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fi
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source /tmp/stdlib.sh
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if [ $(uname) == Darwin ]; then
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sed() { command sed -l "$@"; }
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else
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sed() { command sed -u "$@"; }
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fi
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# Syntax sugar.
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indent() {
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sed "s/^/ /"
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}
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# Clean up pip output
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cleanup() {
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sed -e 's/\.\.\.\+/.../g' | sed -e '/already satisfied/Id' | sed -e '/No files were found to uninstall/Id' | sed -e '/Overwriting/Id' | sed -e '/python executable/Id' | sed -e '/no previously-included files/Id'
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}
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# Buildpack Steps.
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puts-step() {
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echo "-----> $@"
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}
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# Buildpack Warnings.
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puts-warn() {
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echo " ! $@"
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}
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# Does some serious copying.
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deep-cp() {
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declare source="$1" target="$2"
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mkdir -p "$target"
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# cp doesn't like being called without source params,
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# so make sure they expand to something first.
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# subshell to avoid surprising caller with shopts.
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(
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shopt -s nullglob dotglob
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set -- "$source"/!(tmp|.|..)
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[[ $# == 0 ]] || cp -a "$@" "$target"
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)
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}
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sub-env() {
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WHITELIST=${2:-''}
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BLACKLIST=${3:-'^(GIT_DIR|STACK|PYTHONHOME|LD_LIBRARY_PATH|LIBRARY_PATH|PATH)$'}
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# Python-specific variables.
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export PYHONHOME=$BUILD_DIR/.heroku/python
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export PYTHONPATH=$BUILD_DIR/
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(
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if [ -d "$ENV_DIR" ]; then
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for e in $(ls $ENV_DIR); do
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echo "$e" | grep -E "$WHITELIST" | grep -qvE "$BLACKLIST" &&
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export "$e=$(cat $ENV_DIR/$e)"
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:
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done
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fi
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$1
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)
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}
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# Measure the size of the Python installation.
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measure-size() {
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echo "$((du -s .heroku/python 2>/dev/null || echo 0) | awk '{print $1}')"
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}
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