137 lines
4.0 KiB
Bash
Executable File
137 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# **install_pip.sh**
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# Update pip and friends to a known common version
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# Assumptions:
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# - if USE_PYTHON3=True, PYTHON3_VERSION refers to a version already installed
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set -o errexit
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# Keep track of the current directory
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TOOLS_DIR=$(cd $(dirname "$0") && pwd)
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TOP_DIR=`cd $TOOLS_DIR/..; pwd`
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# Change dir to top of DevStack
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cd $TOP_DIR
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# Import common functions
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source $TOP_DIR/stackrc
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# don't start tracing until after we've sourced the world
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set -o xtrace
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FILES=$TOP_DIR/files
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PIP_GET_PIP_URL=https://bootstrap.pypa.io/get-pip.py
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LOCAL_PIP="$FILES/$(basename $PIP_GET_PIP_URL)"
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GetDistro
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echo "Distro: $DISTRO"
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function get_versions {
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# FIXME(dhellmann): Deal with multiple python versions here? This
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# is just used for reporting, so maybe not?
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PIP=$(which pip 2>/dev/null || which pip-python 2>/dev/null || true)
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if [[ -n $PIP ]]; then
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PIP_VERSION=$($PIP --version | awk '{ print $2}')
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echo "pip: $PIP_VERSION"
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else
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echo "pip: Not Installed"
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fi
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}
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function install_get_pip {
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# If get-pip.py isn't python, delete it. This was probably an
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# outage on the server.
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if [[ -r $LOCAL_PIP ]]; then
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if ! head -1 $LOCAL_PIP | grep -q '#!/usr/bin/env python'; then
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echo "WARNING: Corrupt $LOCAL_PIP found removing"
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rm $LOCAL_PIP
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fi
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fi
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# The OpenStack gate and others put a cached version of get-pip.py
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# for this to find, explicitly to avoid download issues.
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#
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# However, if DevStack *did* download the file, we want to check
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# for updates; people can leave their stacks around for a long
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# time and in the mean-time pip might get upgraded.
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#
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# Thus we use curl's "-z" feature to always check the modified
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# since and only download if a new version is out -- but only if
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# it seems we downloaded the file originally.
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if [[ ! -r $LOCAL_PIP || -r $LOCAL_PIP.downloaded ]]; then
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# only test freshness if LOCAL_PIP is actually there,
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# otherwise we generate a scary warning.
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local timecond=""
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if [[ -r $LOCAL_PIP ]]; then
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timecond="-z $LOCAL_PIP"
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fi
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curl -f --retry 6 --retry-delay 5 \
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$timecond -o $LOCAL_PIP $PIP_GET_PIP_URL || \
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die $LINENO "Download of get-pip.py failed"
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touch $LOCAL_PIP.downloaded
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fi
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sudo -H -E python $LOCAL_PIP -c $TOOLS_DIR/cap-pip.txt
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if python3_enabled; then
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sudo -H -E python${PYTHON3_VERSION} $LOCAL_PIP -c $TOOLS_DIR/cap-pip.txt
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fi
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}
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function configure_pypi_alternative_url {
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PIP_ROOT_FOLDER="$HOME/.pip"
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PIP_CONFIG_FILE="$PIP_ROOT_FOLDER/pip.conf"
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if [[ ! -d $PIP_ROOT_FOLDER ]]; then
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echo "Creating $PIP_ROOT_FOLDER"
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mkdir $PIP_ROOT_FOLDER
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fi
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if [[ ! -f $PIP_CONFIG_FILE ]]; then
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echo "Creating $PIP_CONFIG_FILE"
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touch $PIP_CONFIG_FILE
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fi
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if ! ini_has_option "$PIP_CONFIG_FILE" "global" "index-url"; then
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# It means that the index-url does not exist
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iniset "$PIP_CONFIG_FILE" "global" "index-url" "$PYPI_OVERRIDE"
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fi
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}
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# Setuptools 8 implements PEP 440, and 8.0.4 adds a warning triggered any time
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# pkg_resources inspects the list of installed Python packages if there are
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# non-compliant version numbers in the egg-info (for example, from distro
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# system packaged Python libraries). This is off by default after 8.2 but can
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# be enabled by uncommenting the lines below.
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#PYTHONWARNINGS=$PYTHONWARNINGS,always::RuntimeWarning:pkg_resources
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#export PYTHONWARNINGS
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# Show starting versions
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get_versions
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# Do pip
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# Eradicate any and all system packages
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# Python in f23 and f22 depends on the python-pip package so removing it
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# results in a nonfunctional system. pip on fedora installs to /usr so pip
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# can safely override the system pip for all versions of fedora
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if ! is_fedora ; then
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uninstall_package python-pip
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uninstall_package python3-pip
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fi
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install_get_pip
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if [[ -n $PYPI_ALTERNATIVE_URL ]]; then
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configure_pypi_alternative_url
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fi
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set -x
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pip_install -U setuptools
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get_versions
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